Pileus Git - ~andy/gtk/blob - gtk/gtkentry.c

   1 /* GTK - The GIMP Toolkit
   2  * Copyright (C) 1995-1997 Peter Mattis, Spencer Kimball and Josh MacDonald
   3  *
   4  * This library is free software; you can redistribute it and/or
   5  * modify it under the terms of the GNU Lesser General Public
   6  * License as published by the Free Software Foundation; either
   7  * version 2 of the License, or (at your option) any later version.
   8  *
   9  * This library is distributed in the hope that it will be useful,
  10  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  11  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
  12  * Lesser General Public License for more details.
  13  *
  14  * You should have received a copy of the GNU Lesser General Public
  15  * License along with this library; if not, write to the
  16  * Free Software Foundation, Inc., 59 Temple Place - Suite 330,
  17  * Boston, MA 02111-1307, USA.
  18  */
  19
  20 /*
  21  * Modified by the GTK+ Team and others 1997-2000.  See the AUTHORS
  22  * file for a list of people on the GTK+ Team.  See the ChangeLog
  23  * files for a list of changes.  These files are distributed with
  24  * GTK+ at ftp://ftp.gtk.org/pub/gtk/.
  25  */
  26
  27 #include <string.h>
  28
  29 #include <pango/pango.h>
  30
  31 #include "gdk/gdkkeysyms.h"
  32 #include "gtkbindings.h"
  33 #include "gtkcelleditable.h"
  34 #include "gtkclipboard.h"
  35 #include "gtkdnd.h"
  36 #include "gtkentry.h"
  37 #include "gtkimagemenuitem.h"
  38 #include "gtkimmulticontext.h"
  39 #include "gtkintl.h"
  40 #include "gtkmain.h"
  41 #include "gtkmarshalers.h"
  42 #include "gtkmenu.h"
  43 #include "gtkmenuitem.h"
  44 #include "gtkseparatormenuitem.h"
  45 #include "gtkselection.h"
  46 #include "gtksettings.h"
  47 #include "gtkstock.h"
  48 #include "gtksignal.h"
  49 #include "gtktextutil.h"
  50 #include "gtkwindow.h"
  51
  52 #define MIN_ENTRY_WIDTH  150
  53 #define DRAW_TIMEOUT     20
  54 #define INNER_BORDER     2
  55
  56 /* Initial size of buffer, in bytes */
  57 #define MIN_SIZE 16
  58
  59 /* Maximum size of text buffer, in bytes */
  60 #define MAX_SIZE G_MAXUSHORT
  61
  62 enum {
  63   ACTIVATE,
  64   POPULATE_POPUP,
  65   MOVE_CURSOR,
  66   INSERT_AT_CURSOR,
  67   DELETE_FROM_CURSOR,
  68   CUT_CLIPBOARD,
  69   COPY_CLIPBOARD,
  70   PASTE_CLIPBOARD,
  71   TOGGLE_OVERWRITE,
  72   LAST_SIGNAL
  73 };
  74
  75 enum {
  76   PROP_0,
  77   PROP_CURSOR_POSITION,
  78   PROP_SELECTION_BOUND,
  79   PROP_EDITABLE,
  80   PROP_MAX_LENGTH,
  81   PROP_VISIBILITY,
  82   PROP_HAS_FRAME,
  83   PROP_INVISIBLE_CHAR,
  84   PROP_ACTIVATES_DEFAULT,
  85   PROP_WIDTH_CHARS,
  86   PROP_SCROLL_OFFSET,
  87   PROP_TEXT
  88 };
  89
  90 static guint signals[LAST_SIGNAL] = { 0 };
  91
  92 typedef enum {
  93   CURSOR_STANDARD,
  94   CURSOR_DND
  95 } CursorType;
  96
  97 static GtkTargetEntry target_table[] = {
  98   { "UTF8_STRING",   0, 0 },
  99   { "COMPOUND_TEXT", 0, 0 },
 100   { "TEXT",          0, 0 },
 101   { "text/plain",    0, 0 },
 102   { "STRING",        0, 0 }
 103 };
 104
 105 /* GObject, GtkObject methods
 106  */
 107 static void   gtk_entry_class_init           (GtkEntryClass        *klass);
 108 static void   gtk_entry_editable_init        (GtkEditableClass     *iface);
 109 static void   gtk_entry_cell_editable_init   (GtkCellEditableIface *iface);
 110 static void   gtk_entry_init                 (GtkEntry         *entry);
 111 static void   gtk_entry_set_property (GObject         *object,
 112                                       guint            prop_id,
 113                                       const GValue    *value,
 114                                       GParamSpec      *pspec);
 115 static void   gtk_entry_get_property (GObject         *object,
 116                                       guint            prop_id,
 117                                       GValue          *value,
 118                                       GParamSpec      *pspec);
 119 static void   gtk_entry_finalize             (GObject          *object);
 120
 121 /* GtkWidget methods
 122  */
 123 static void   gtk_entry_realize              (GtkWidget        *widget);
 124 static void   gtk_entry_unrealize            (GtkWidget        *widget);
 125 static void   gtk_entry_size_request         (GtkWidget        *widget,
 126                                               GtkRequisition   *requisition);
 127 static void   gtk_entry_size_allocate        (GtkWidget        *widget,
 128                                               GtkAllocation    *allocation);
 129 static void   gtk_entry_draw_frame           (GtkWidget        *widget);
 130 static gint   gtk_entry_expose               (GtkWidget        *widget,
 131                                               GdkEventExpose   *event);
 132 static gint   gtk_entry_button_press         (GtkWidget        *widget,
 133                                               GdkEventButton   *event);
 134 static gint   gtk_entry_button_release       (GtkWidget        *widget,
 135                                               GdkEventButton   *event);
 136 static gint   gtk_entry_motion_notify        (GtkWidget        *widget,
 137                                               GdkEventMotion   *event);
 138 static gint   gtk_entry_key_press            (GtkWidget        *widget,
 139                                               GdkEventKey      *event);
 140 static gint   gtk_entry_key_release          (GtkWidget        *widget,
 141                                               GdkEventKey      *event);
 142 static gint   gtk_entry_focus_in             (GtkWidget        *widget,
 143                                               GdkEventFocus    *event);
 144 static gint   gtk_entry_focus_out            (GtkWidget        *widget,
 145                                               GdkEventFocus    *event);
 146 static void   gtk_entry_grab_focus           (GtkWidget        *widget);
 147 static void   gtk_entry_style_set            (GtkWidget        *widget,
 148                                               GtkStyle         *previous_style);
 149 static void   gtk_entry_direction_changed    (GtkWidget        *widget,
 150                                               GtkTextDirection  previous_dir);
 151 static void   gtk_entry_state_changed        (GtkWidget        *widget,
 152                                               GtkStateType      previous_state);
 153
 154 static gboolean gtk_entry_drag_drop          (GtkWidget        *widget,
 155                                               GdkDragContext   *context,
 156                                               gint              x,
 157                                               gint              y,
 158                                               guint             time);
 159 static gboolean gtk_entry_drag_motion        (GtkWidget        *widget,
 160                                               GdkDragContext   *context,
 161                                               gint              x,
 162                                               gint              y,
 163                                               guint             time);
 164 static void     gtk_entry_drag_leave         (GtkWidget        *widget,
 165                                               GdkDragContext   *context,
 166                                               guint             time);
 167 static void     gtk_entry_drag_data_received (GtkWidget        *widget,
 168                                               GdkDragContext   *context,
 169                                               gint              x,
 170                                               gint              y,
 171                                               GtkSelectionData *selection_data,
 172                                               guint             info,
 173                                               guint             time);
 174 static void     gtk_entry_drag_data_get      (GtkWidget        *widget,
 175                                               GdkDragContext   *context,
 176                                               GtkSelectionData *selection_data,
 177                                               guint             info,
 178                                               guint             time);
 179 static void     gtk_entry_drag_data_delete   (GtkWidget        *widget,
 180                                               GdkDragContext   *context);
 181
 182 /* GtkEditable method implementations
 183  */
 184 static void     gtk_entry_insert_text          (GtkEditable *editable,
 185                                                 const gchar *new_text,
 186                                                 gint         new_text_length,
 187                                                 gint        *position);
 188 static void     gtk_entry_delete_text          (GtkEditable *editable,
 189                                                 gint         start_pos,
 190                                                 gint         end_pos);
 191 static gchar *  gtk_entry_get_chars            (GtkEditable *editable,
 192                                                 gint         start_pos,
 193                                                 gint         end_pos);
 194 static void     gtk_entry_real_set_position    (GtkEditable *editable,
 195                                                 gint         position);
 196 static gint     gtk_entry_get_position         (GtkEditable *editable);
 197 static void     gtk_entry_set_selection_bounds (GtkEditable *editable,
 198                                                 gint         start,
 199                                                 gint         end);
 200 static gboolean gtk_entry_get_selection_bounds (GtkEditable *editable,
 201                                                 gint        *start,
 202                                                 gint        *end);
 203
 204 /* GtkCellEditable method implementations
 205  */
 206 static void gtk_entry_start_editing (GtkCellEditable *cell_editable,
 207                                      GdkEvent        *event);
 208
 209 /* Default signal handlers
 210  */
 211 static void gtk_entry_real_insert_text   (GtkEditable     *editable,
 212                                           const gchar     *new_text,
 213                                           gint             new_text_length,
 214                                           gint            *position);
 215 static void gtk_entry_real_delete_text   (GtkEditable     *editable,
 216                                           gint             start_pos,
 217                                           gint             end_pos);
 218 static void gtk_entry_move_cursor        (GtkEntry        *entry,
 219                                           GtkMovementStep  step,
 220                                           gint             count,
 221                                           gboolean         extend_selection);
 222 static void gtk_entry_insert_at_cursor   (GtkEntry        *entry,
 223                                           const gchar     *str);
 224 static void gtk_entry_delete_from_cursor (GtkEntry        *entry,
 225                                           GtkDeleteType    type,
 226                                           gint             count);
 227 static void gtk_entry_cut_clipboard      (GtkEntry        *entry);
 228 static void gtk_entry_copy_clipboard     (GtkEntry        *entry);
 229 static void gtk_entry_paste_clipboard    (GtkEntry        *entry);
 230 static void gtk_entry_toggle_overwrite   (GtkEntry        *entry);
 231 static void gtk_entry_select_all         (GtkEntry        *entry);
 232 static void gtk_entry_real_activate      (GtkEntry        *entry);
 233 static void gtk_entry_popup_menu         (GtkWidget      *widget);
 234
 235 static void gtk_entry_keymap_direction_changed (GdkKeymap *keymap,
 236                                                 GtkEntry  *entry);
 237 /* IM Context Callbacks
 238  */
 239 static void     gtk_entry_commit_cb               (GtkIMContext *context,
 240                                                    const gchar  *str,
 241                                                    GtkEntry     *entry);
 242 static void     gtk_entry_preedit_changed_cb      (GtkIMContext *context,
 243                                                    GtkEntry     *entry);
 244 static gboolean gtk_entry_retrieve_surrounding_cb (GtkIMContext *context,
 245                                                    GtkEntry     *entry);
 246 static gboolean gtk_entry_delete_surrounding_cb   (GtkIMContext *context,
 247                                                    gint          offset,
 248                                                    gint          n_chars,
 249                                                    GtkEntry     *entry);
 250
 251 /* Internal routines
 252  */
 253 static void         gtk_entry_enter_text               (GtkEntry       *entry,
 254                                                         const gchar    *str);
 255 static void         gtk_entry_set_positions            (GtkEntry       *entry,
 256                                                         gint            current_pos,
 257                                                         gint            selection_bound);
 258 static void         gtk_entry_draw_text                (GtkEntry       *entry);
 259 static void         gtk_entry_draw_cursor              (GtkEntry       *entry,
 260                                                         CursorType      type);
 261 static PangoLayout *gtk_entry_ensure_layout            (GtkEntry       *entry,
 262                                                         gboolean        include_preedit);
 263 static void         gtk_entry_queue_draw               (GtkEntry       *entry);
 264 static void         gtk_entry_reset_im_context         (GtkEntry       *entry);
 265 static void         gtk_entry_recompute                (GtkEntry       *entry);
 266 static gint         gtk_entry_find_position            (GtkEntry       *entry,
 267                                                         gint            x);
 268 static void         gtk_entry_get_cursor_locations     (GtkEntry       *entry,
 269                                                         CursorType      type,
 270                                                         gint           *strong_x,
 271                                                         gint           *weak_x);
 272 static void         gtk_entry_adjust_scroll            (GtkEntry       *entry);
 273 static gint         gtk_entry_move_visually            (GtkEntry       *editable,
 274                                                         gint            start,
 275                                                         gint            count);
 276 static gint         gtk_entry_move_logically           (GtkEntry       *entry,
 277                                                         gint            start,
 278                                                         gint            count);
 279 static gint         gtk_entry_move_forward_word        (GtkEntry       *entry,
 280                                                         gint            start);
 281 static gint         gtk_entry_move_backward_word       (GtkEntry       *entry,
 282                                                         gint            start);
 283 static void         gtk_entry_delete_whitespace        (GtkEntry       *entry);
 284 static void         gtk_entry_select_word              (GtkEntry       *entry);
 285 static void         gtk_entry_select_line              (GtkEntry       *entry);
 286 static char *       gtk_entry_get_public_chars         (GtkEntry       *entry,
 287                                                         gint            start,
 288                                                         gint            end);
 289 static void         gtk_entry_paste                    (GtkEntry       *entry,
 290                                                         GdkAtom         selection);
 291 static void         gtk_entry_update_primary_selection (GtkEntry       *entry);
 292 static void         gtk_entry_do_popup                 (GtkEntry       *entry,
 293                                                         GdkEventButton *event);
 294 static gboolean     gtk_entry_mnemonic_activate        (GtkWidget      *widget,
 295                                                         gboolean        group_cycling);
 296 static void         gtk_entry_check_cursor_blink       (GtkEntry       *entry);
 297 static void         gtk_entry_pend_cursor_blink        (GtkEntry       *entry);
 298 static void         get_text_area_size                 (GtkEntry       *entry,
 299                                                         gint           *x,
 300                                                         gint           *y,
 301                                                         gint           *width,
 302                                                         gint           *height);
 303 static void         get_widget_window_size             (GtkEntry       *entry,
 304                                                         gint           *x,
 305                                                         gint           *y,
 306                                                         gint           *width,
 307                                                         gint           *height);
 308
 309 static GtkWidgetClass *parent_class = NULL;
 310
 311 GtkType
 312 gtk_entry_get_type (void)
 313 {
 314   static GtkType entry_type = 0;
 315
 316   if (!entry_type)
 317     {
 318       static const GtkTypeInfo entry_info =
 319       {
 320         "GtkEntry",
 321         sizeof (GtkEntry),
 322         sizeof (GtkEntryClass),
 323         (GtkClassInitFunc) gtk_entry_class_init,
 324         (GtkObjectInitFunc) gtk_entry_init,
 325         /* reserved_1 */ NULL,
 326         /* reserved_2 */ NULL,
 327         (GtkClassInitFunc) NULL,
 328       };
 329
 330       static const GInterfaceInfo editable_info =
 331       {
 332         (GInterfaceInitFunc) gtk_entry_editable_init,    /* interface_init */
 333         NULL,                                            /* interface_finalize */
 334         NULL                                             /* interface_data */
 335       };
 336
 337       static const GInterfaceInfo cell_editable_info =
 338       {
 339         (GInterfaceInitFunc) gtk_entry_cell_editable_init,    /* interface_init */
 340         NULL,                                                 /* interface_finalize */
 341         NULL                                                  /* interface_data */
 342       };
 343
 344       entry_type = gtk_type_unique (GTK_TYPE_WIDGET, &entry_info);
 345       g_type_add_interface_static (entry_type,
 346                                    GTK_TYPE_EDITABLE,
 347                                    &editable_info);
 348       g_type_add_interface_static (entry_type,
 349                                    GTK_TYPE_CELL_EDITABLE,
 350                                    &cell_editable_info);
 351     }
 352
 353   return entry_type;
 354 }
 355
 356 static void
 357 add_move_binding (GtkBindingSet  *binding_set,
 358                   guint           keyval,
 359                   guint           modmask,
 360                   GtkMovementStep step,
 361                   gint            count)
 362 {
 363   g_return_if_fail ((modmask & GDK_SHIFT_MASK) == 0);
 364
 365   gtk_binding_entry_add_signal (binding_set, keyval, modmask,
 366                                 "move_cursor", 3,
 367                                 GTK_TYPE_ENUM, step,
 368                                 G_TYPE_INT, count,
 369                                 G_TYPE_BOOLEAN, FALSE);
 370
 371   /* Selection-extending version */
 372   gtk_binding_entry_add_signal (binding_set, keyval, modmask | GDK_SHIFT_MASK,
 373                                 "move_cursor", 3,
 374                                 GTK_TYPE_ENUM, step,
 375                                 G_TYPE_INT, count,
 376                                 G_TYPE_BOOLEAN, TRUE);
 377 }
 378
 379 static void
 380 gtk_entry_class_init (GtkEntryClass *class)
 381 {
 382   GObjectClass *gobject_class = G_OBJECT_CLASS (class);
 383   GtkObjectClass *object_class;
 384   GtkWidgetClass *widget_class;
 385   GtkBindingSet *binding_set;
 386
 387   object_class = (GtkObjectClass*) class;
 388   widget_class = (GtkWidgetClass*) class;
 389   parent_class = gtk_type_class (GTK_TYPE_WIDGET);
 390
 391   gobject_class->finalize = gtk_entry_finalize;
 392   gobject_class->set_property = gtk_entry_set_property;
 393   gobject_class->get_property = gtk_entry_get_property;
 394
 395   widget_class->realize = gtk_entry_realize;
 396   widget_class->unrealize = gtk_entry_unrealize;
 397   widget_class->size_request = gtk_entry_size_request;
 398   widget_class->size_allocate = gtk_entry_size_allocate;
 399   widget_class->expose_event = gtk_entry_expose;
 400   widget_class->button_press_event = gtk_entry_button_press;
 401   widget_class->button_release_event = gtk_entry_button_release;
 402   widget_class->motion_notify_event = gtk_entry_motion_notify;
 403   widget_class->key_press_event = gtk_entry_key_press;
 404   widget_class->key_release_event = gtk_entry_key_release;
 405   widget_class->focus_in_event = gtk_entry_focus_in;
 406   widget_class->focus_out_event = gtk_entry_focus_out;
 407   widget_class->grab_focus = gtk_entry_grab_focus;
 408   widget_class->style_set = gtk_entry_style_set;
 409   widget_class->direction_changed = gtk_entry_direction_changed;
 410   widget_class->state_changed = gtk_entry_state_changed;
 411   widget_class->mnemonic_activate = gtk_entry_mnemonic_activate;
 412
 413   widget_class->drag_drop = gtk_entry_drag_drop;
 414   widget_class->drag_motion = gtk_entry_drag_motion;
 415   widget_class->drag_leave = gtk_entry_drag_leave;
 416   widget_class->drag_data_received = gtk_entry_drag_data_received;
 417   widget_class->drag_data_get = gtk_entry_drag_data_get;
 418   widget_class->drag_data_delete = gtk_entry_drag_data_delete;
 419
 420   widget_class->popup_menu = gtk_entry_popup_menu;
 421
 422   class->move_cursor = gtk_entry_move_cursor;
 423   class->insert_at_cursor = gtk_entry_insert_at_cursor;
 424   class->delete_from_cursor = gtk_entry_delete_from_cursor;
 425   class->cut_clipboard = gtk_entry_cut_clipboard;
 426   class->copy_clipboard = gtk_entry_copy_clipboard;
 427   class->paste_clipboard = gtk_entry_paste_clipboard;
 428   class->toggle_overwrite = gtk_entry_toggle_overwrite;
 429   class->activate = gtk_entry_real_activate;
 430
 431   g_object_class_install_property (gobject_class,
 432                                    PROP_CURSOR_POSITION,
 433                                    g_param_spec_int ("cursor_position",
 434                                                      _("Cursor Position"),
 435                                                      _("The current position of the insertion cursor in chars."),
 436                                                      0,
 437                                                      G_MAXINT,
 438                                                      0,
 439                                                      G_PARAM_READABLE));
 440
 441   g_object_class_install_property (gobject_class,
 442                                    PROP_SELECTION_BOUND,
 443                                    g_param_spec_int ("selection_bound",
 444                                                      _("Selection Bound"),
 445                                                      _("The position of the opposite end of the selection from the cursor in chars."),
 446                                                      0,
 447                                                      G_MAXINT,
 448                                                      0,
 449                                                      G_PARAM_READABLE));
 450
 451   g_object_class_install_property (gobject_class,
 452                                    PROP_EDITABLE,
 453                                    g_param_spec_boolean ("editable",
 454                                                          _("Editable"),
 455                                                          _("Whether the entry contents can be edited"),
 456                                                          TRUE,
 457                                                          G_PARAM_READABLE | G_PARAM_WRITABLE));
 458
 459   g_object_class_install_property (gobject_class,
 460                                    PROP_MAX_LENGTH,
 461                                    g_param_spec_int ("max_length",
 462                                                      _("Maximum length"),
 463                                                      _("Maximum number of characters for this entry"),
 464                                                      -1,
 465                                                      G_MAXINT,
 466                                                      -1,
 467                                                      G_PARAM_READABLE | G_PARAM_WRITABLE));
 468   g_object_class_install_property (gobject_class,
 469                                    PROP_VISIBILITY,
 470                                    g_param_spec_boolean ("visibility",
 471                                                          _("Visibility"),
 472                                                          _("FALSE displays the \"invisible char\" instead of the actual text (password mode)"),
 473                                                          TRUE,
 474                                                          G_PARAM_READABLE | G_PARAM_WRITABLE));
 475
 476   g_object_class_install_property (gobject_class,
 477                                    PROP_HAS_FRAME,
 478                                    g_param_spec_boolean ("has_frame",
 479                                                          _("Has Frame"),
 480                                                          _("FALSE removes outside bevel from entry."),
 481                                                          TRUE,
 482                                                          G_PARAM_READABLE | G_PARAM_WRITABLE));
 483
 484     g_object_class_install_property (gobject_class,
 485                                    PROP_INVISIBLE_CHAR,
 486                                    g_param_spec_unichar ("invisible_char",
 487                                                          _("Invisible character"),
 488                                                          _("The character to use when masking entry contents (in \"password mode\")"),
 489                                                          '*',
 490                                                          G_PARAM_READABLE | G_PARAM_WRITABLE));
 491
 492   g_object_class_install_property (gobject_class,
 493                                    PROP_ACTIVATES_DEFAULT,
 494                                    g_param_spec_boolean ("activates_default",
 495                                                          _("Activates default"),
 496                                                          _("Whether to activate the default widget (such as the default button in a dialog) when Enter is pressed."),
 497                                                          FALSE,
 498                                                          G_PARAM_READABLE | G_PARAM_WRITABLE));
 499   g_object_class_install_property (gobject_class,
 500                                    PROP_WIDTH_CHARS,
 501                                    g_param_spec_int ("width_chars",
 502                                                      _("Width in chars"),
 503                                                      _("Number of characters to leave space for in the entry."),
 504                                                      -1,
 505                                                      G_MAXINT,
 506                                                      -1,
 507                                                      G_PARAM_READABLE | G_PARAM_WRITABLE));
 508
 509   g_object_class_install_property (gobject_class,
 510                                    PROP_SCROLL_OFFSET,
 511                                    g_param_spec_int ("scroll_offset",
 512                                                      _("Scroll offset"),
 513                                                      _("Number of pixels of the entry scrolled off the screen to the left"),
 514                                                      0,
 515                                                      G_MAXINT,
 516                                                      0,
 517                                                      G_PARAM_READABLE));
 518
 519   g_object_class_install_property (gobject_class,
 520                                    PROP_TEXT,
 521                                    g_param_spec_string ("text",
 522                                                         _("Text"),
 523                                                         _("The contents of the entry"),
 524                                                         "",
 525                                                         G_PARAM_READABLE | G_PARAM_WRITABLE));
 526
 527   gtk_widget_class_install_style_property (widget_class,
 528                                            g_param_spec_boxed ("cursor_color",
 529                                                                _("Cursor color"),
 530                                                                _("Color with which to draw insertion cursor"),
 531                                                                GDK_TYPE_COLOR,
 532                                                                G_PARAM_READABLE));
 533
 534   signals[POPULATE_POPUP] =
 535     gtk_signal_new ("populate_popup",
 536                     GTK_RUN_LAST,
 537                     GTK_CLASS_TYPE (object_class),
 538                     GTK_SIGNAL_OFFSET (GtkEntryClass, populate_popup),
 539                     _gtk_marshal_VOID__OBJECT,
 540                     GTK_TYPE_NONE, 1, GTK_TYPE_MENU);
 541
 542  /* Action signals */
 543
 544   signals[ACTIVATE] =
 545     gtk_signal_new ("activate",
 546                     GTK_RUN_LAST | GTK_RUN_ACTION,
 547                     GTK_CLASS_TYPE (object_class),
 548                     GTK_SIGNAL_OFFSET (GtkEntryClass, activate),
 549                     _gtk_marshal_VOID__VOID,
 550                     GTK_TYPE_NONE, 0);
 551   widget_class->activate_signal = signals[ACTIVATE];
 552
 553   signals[MOVE_CURSOR] =
 554       gtk_signal_new ("move_cursor",
 555                       GTK_RUN_LAST | GTK_RUN_ACTION,
 556                       GTK_CLASS_TYPE (object_class),
 557                       GTK_SIGNAL_OFFSET (GtkEntryClass, move_cursor),
 558                       _gtk_marshal_VOID__ENUM_INT_BOOLEAN,
 559                       GTK_TYPE_NONE, 3, GTK_TYPE_MOVEMENT_STEP, GTK_TYPE_INT, GTK_TYPE_BOOL);
 560
 561   signals[INSERT_AT_CURSOR] =
 562       gtk_signal_new ("insert_at_cursor",
 563                       GTK_RUN_LAST | GTK_RUN_ACTION,
 564                       GTK_CLASS_TYPE (object_class),
 565                       GTK_SIGNAL_OFFSET (GtkEntryClass, insert_at_cursor),
 566                       _gtk_marshal_VOID__STRING,
 567                       GTK_TYPE_NONE, 1, GTK_TYPE_STRING);
 568
 569   signals[DELETE_FROM_CURSOR] =
 570       gtk_signal_new ("delete_from_cursor",
 571                       GTK_RUN_LAST | GTK_RUN_ACTION,
 572                       GTK_CLASS_TYPE (object_class),
 573                       GTK_SIGNAL_OFFSET (GtkEntryClass, delete_from_cursor),
 574                       _gtk_marshal_VOID__ENUM_INT,
 575                       GTK_TYPE_NONE, 2, GTK_TYPE_DELETE_TYPE, GTK_TYPE_INT);
 576
 577   signals[CUT_CLIPBOARD] =
 578     gtk_signal_new ("cut_clipboard",
 579                     GTK_RUN_LAST | GTK_RUN_ACTION,
 580                     GTK_CLASS_TYPE (object_class),
 581                     GTK_SIGNAL_OFFSET (GtkEntryClass, cut_clipboard),
 582                     _gtk_marshal_VOID__VOID,
 583                     GTK_TYPE_NONE, 0);
 584
 585   signals[COPY_CLIPBOARD] =
 586     gtk_signal_new ("copy_clipboard",
 587                     GTK_RUN_LAST | GTK_RUN_ACTION,
 588                     GTK_CLASS_TYPE (object_class),
 589                     GTK_SIGNAL_OFFSET (GtkEntryClass, copy_clipboard),
 590                     _gtk_marshal_VOID__VOID,
 591                     GTK_TYPE_NONE, 0);
 592
 593   signals[PASTE_CLIPBOARD] =
 594     gtk_signal_new ("paste_clipboard",
 595                     GTK_RUN_LAST | GTK_RUN_ACTION,
 596                     GTK_CLASS_TYPE (object_class),
 597                     GTK_SIGNAL_OFFSET (GtkEntryClass, paste_clipboard),
 598                     _gtk_marshal_VOID__VOID,
 599                     GTK_TYPE_NONE, 0);
 600
 601   signals[TOGGLE_OVERWRITE] =
 602     gtk_signal_new ("toggle_overwrite",
 603                     GTK_RUN_LAST | GTK_RUN_ACTION,
 604                     GTK_CLASS_TYPE (object_class),
 605                     GTK_SIGNAL_OFFSET (GtkEntryClass, toggle_overwrite),
 606                     _gtk_marshal_VOID__VOID,
 607                     GTK_TYPE_NONE, 0);
 608
 609   /*
 610    * Key bindings
 611    */
 612
 613   binding_set = gtk_binding_set_by_class (class);
 614
 615   /* Moving the insertion point */
 616   add_move_binding (binding_set, GDK_Right, 0,
 617                     GTK_MOVEMENT_VISUAL_POSITIONS, 1);
 618
 619   add_move_binding (binding_set, GDK_Left, 0,
 620                     GTK_MOVEMENT_VISUAL_POSITIONS, -1);
 621
 622   add_move_binding (binding_set, GDK_KP_Right, 0,
 623                     GTK_MOVEMENT_VISUAL_POSITIONS, 1);
 624
 625   add_move_binding (binding_set, GDK_KP_Left, 0,
 626                     GTK_MOVEMENT_VISUAL_POSITIONS, -1);
 627
 628   add_move_binding (binding_set, GDK_f, GDK_CONTROL_MASK,
 629                     GTK_MOVEMENT_LOGICAL_POSITIONS, 1);
 630
 631   add_move_binding (binding_set, GDK_b, GDK_CONTROL_MASK,
 632                     GTK_MOVEMENT_LOGICAL_POSITIONS, -1);
 633
 634   add_move_binding (binding_set, GDK_Right, GDK_CONTROL_MASK,
 635                     GTK_MOVEMENT_WORDS, 1);
 636
 637   add_move_binding (binding_set, GDK_Left, GDK_CONTROL_MASK,
 638                     GTK_MOVEMENT_WORDS, -1);
 639
 640   add_move_binding (binding_set, GDK_KP_Right, GDK_CONTROL_MASK,
 641                     GTK_MOVEMENT_WORDS, 1);
 642
 643   add_move_binding (binding_set, GDK_KP_Left, GDK_CONTROL_MASK,
 644                     GTK_MOVEMENT_WORDS, -1);
 645
 646   add_move_binding (binding_set, GDK_a, GDK_CONTROL_MASK,
 647                     GTK_MOVEMENT_PARAGRAPH_ENDS, -1);
 648
 649   add_move_binding (binding_set, GDK_e, GDK_CONTROL_MASK,
 650                     GTK_MOVEMENT_PARAGRAPH_ENDS, 1);
 651
 652   add_move_binding (binding_set, GDK_f, GDK_MOD1_MASK,
 653                     GTK_MOVEMENT_WORDS, 1);
 654
 655   add_move_binding (binding_set, GDK_b, GDK_MOD1_MASK,
 656                     GTK_MOVEMENT_WORDS, -1);
 657
 658   add_move_binding (binding_set, GDK_Home, 0,
 659                     GTK_MOVEMENT_DISPLAY_LINE_ENDS, -1);
 660
 661   add_move_binding (binding_set, GDK_End, 0,
 662                     GTK_MOVEMENT_DISPLAY_LINE_ENDS, 1);
 663
 664   add_move_binding (binding_set, GDK_KP_Home, 0,
 665                     GTK_MOVEMENT_DISPLAY_LINE_ENDS, -1);
 666
 667   add_move_binding (binding_set, GDK_KP_End, 0,
 668                     GTK_MOVEMENT_DISPLAY_LINE_ENDS, 1);
 669
 670   add_move_binding (binding_set, GDK_Home, GDK_CONTROL_MASK,
 671                     GTK_MOVEMENT_BUFFER_ENDS, -1);
 672
 673   add_move_binding (binding_set, GDK_End, GDK_CONTROL_MASK,
 674                     GTK_MOVEMENT_BUFFER_ENDS, 1);
 675
 676   add_move_binding (binding_set, GDK_KP_Home, GDK_CONTROL_MASK,
 677                     GTK_MOVEMENT_BUFFER_ENDS, -1);
 678
 679   add_move_binding (binding_set, GDK_KP_End, GDK_CONTROL_MASK,
 680                     GTK_MOVEMENT_BUFFER_ENDS, 1);
 681
 682   /* Activate */
 683
 684   gtk_binding_entry_add_signal (binding_set, GDK_Return, 0,
 685                                 "activate", 0);
 686
 687   gtk_binding_entry_add_signal (binding_set, GDK_KP_Enter, 0,
 688                                 "activate", 0);
 689
 690   /* Deleting text */
 691   gtk_binding_entry_add_signal (binding_set, GDK_Delete, 0,
 692                                 "delete_from_cursor", 2,
 693                                 GTK_TYPE_ENUM, GTK_DELETE_CHARS,
 694                                 GTK_TYPE_INT, 1);
 695
 696   gtk_binding_entry_add_signal (binding_set, GDK_KP_Delete, 0,
 697                                 "delete_from_cursor", 2,
 698                                 GTK_TYPE_ENUM, GTK_DELETE_CHARS,
 699                                 GTK_TYPE_INT, 1);
 700
 701   gtk_binding_entry_add_signal (binding_set, GDK_d, GDK_CONTROL_MASK,
 702                                 "delete_from_cursor", 2,
 703                                 GTK_TYPE_ENUM, GTK_DELETE_CHARS,
 704                                 GTK_TYPE_INT, 1);
 705
 706   gtk_binding_entry_add_signal (binding_set, GDK_BackSpace, 0,
 707                                 "delete_from_cursor", 2,
 708                                 GTK_TYPE_ENUM, GTK_DELETE_CHARS,
 709                                 GTK_TYPE_INT, -1);
 710
 711   gtk_binding_entry_add_signal (binding_set, GDK_Delete, GDK_CONTROL_MASK,
 712                                 "delete_from_cursor", 2,
 713                                 GTK_TYPE_ENUM, GTK_DELETE_WORD_ENDS,
 714                                 GTK_TYPE_INT, 1);
 715
 716   gtk_binding_entry_add_signal (binding_set, GDK_KP_Delete, GDK_CONTROL_MASK,
 717                                 "delete_from_cursor", 2,
 718                                 GTK_TYPE_ENUM, GTK_DELETE_WORD_ENDS,
 719                                 GTK_TYPE_INT, 1);
 720
 721   gtk_binding_entry_add_signal (binding_set, GDK_d, GDK_MOD1_MASK,
 722                                 "delete_from_cursor", 2,
 723                                 GTK_TYPE_ENUM, GTK_DELETE_WORD_ENDS,
 724                                 GTK_TYPE_INT, 1);
 725
 726   gtk_binding_entry_add_signal (binding_set, GDK_BackSpace, GDK_CONTROL_MASK,
 727                                 "delete_from_cursor", 2,
 728                                 GTK_TYPE_ENUM, GTK_DELETE_WORD_ENDS,
 729                                 GTK_TYPE_INT, -1);
 730
 731   gtk_binding_entry_add_signal (binding_set, GDK_k, GDK_CONTROL_MASK,
 732                                 "delete_from_cursor", 2,
 733                                 GTK_TYPE_ENUM, GTK_DELETE_PARAGRAPH_ENDS,
 734                                 GTK_TYPE_INT, 1);
 735
 736   gtk_binding_entry_add_signal (binding_set, GDK_u, GDK_CONTROL_MASK,
 737                                 "delete_from_cursor", 2,
 738                                 GTK_TYPE_ENUM, GTK_DELETE_PARAGRAPHS,
 739                                 GTK_TYPE_INT, 1);
 740
 741   gtk_binding_entry_add_signal (binding_set, GDK_space, GDK_MOD1_MASK,
 742                                 "delete_from_cursor", 2,
 743                                 GTK_TYPE_ENUM, GTK_DELETE_WHITESPACE,
 744                                 GTK_TYPE_INT, 1);
 745   gtk_binding_entry_add_signal (binding_set, GDK_KP_Space, GDK_MOD1_MASK,
 746                                 "delete_from_cursor", 2,
 747                                 GTK_TYPE_ENUM, GTK_DELETE_WHITESPACE,
 748                                 GTK_TYPE_INT, 1);
 749   gtk_binding_entry_add_signal (binding_set, GDK_space, GDK_MOD1_MASK,
 750                                 "insert_at_cursor", 1,
 751                                 GTK_TYPE_STRING, " ");
 752   gtk_binding_entry_add_signal (binding_set, GDK_KP_Space, GDK_MOD1_MASK,
 753                                 "insert_at_cursor", 1,
 754                                 GTK_TYPE_STRING, " ");
 755
 756   gtk_binding_entry_add_signal (binding_set, GDK_backslash, GDK_MOD1_MASK,
 757                                 "delete_from_cursor", 2,
 758                                 GTK_TYPE_ENUM, GTK_DELETE_WHITESPACE,
 759                                 GTK_TYPE_INT, 1);
 760
 761   /* Cut/copy/paste */
 762
 763   gtk_binding_entry_add_signal (binding_set, GDK_x, GDK_CONTROL_MASK,
 764                                 "cut_clipboard", 0);
 765
 766   gtk_binding_entry_add_signal (binding_set, GDK_w, GDK_CONTROL_MASK,
 767                                 "cut_clipboard", 0);
 768
 769   gtk_binding_entry_add_signal (binding_set, GDK_c, GDK_CONTROL_MASK,
 770                                 "copy_clipboard", 0);
 771
 772   gtk_binding_entry_add_signal (binding_set, GDK_v, GDK_CONTROL_MASK,
 773                                 "paste_clipboard", 0);
 774
 775   gtk_binding_entry_add_signal (binding_set, GDK_y, GDK_CONTROL_MASK,
 776                                 "paste_clipboard", 0);
 777
 778   /* Overwrite */
 779   gtk_binding_entry_add_signal (binding_set, GDK_Insert, 0,
 780                                 "toggle_overwrite", 0);
 781   gtk_binding_entry_add_signal (binding_set, GDK_KP_Insert, 0,
 782                                 "toggle_overwrite", 0);
 783 }
 784
 785 static void
 786 gtk_entry_editable_init (GtkEditableClass *iface)
 787 {
 788   iface->do_insert_text = gtk_entry_insert_text;
 789   iface->do_delete_text = gtk_entry_delete_text;
 790   iface->insert_text = gtk_entry_real_insert_text;
 791   iface->delete_text = gtk_entry_real_delete_text;
 792   iface->get_chars = gtk_entry_get_chars;
 793   iface->set_selection_bounds = gtk_entry_set_selection_bounds;
 794   iface->get_selection_bounds = gtk_entry_get_selection_bounds;
 795   iface->set_position = gtk_entry_real_set_position;
 796   iface->get_position = gtk_entry_get_position;
 797 }
 798
 799 static void
 800 gtk_entry_cell_editable_init (GtkCellEditableIface *iface)
 801 {
 802   iface->start_editing = gtk_entry_start_editing;
 803 }
 804
 805 static void
 806 gtk_entry_set_property (GObject         *object,
 807                         guint            prop_id,
 808                         const GValue    *value,
 809                         GParamSpec      *pspec)
 810 {
 811   GtkEntry *entry = GTK_ENTRY (object);
 812
 813   switch (prop_id)
 814     {
 815     case PROP_EDITABLE:
 816       {
 817         gboolean new_value = g_value_get_boolean (value);
 818
 819         if (new_value != entry->editable)
 820           {
 821             entry->editable = new_value;
 822             gtk_entry_queue_draw (entry);
 823           }
 824       }
 825       break;
 826
 827     case PROP_MAX_LENGTH:
 828       gtk_entry_set_max_length (entry, g_value_get_int (value));
 829       break;
 830
 831     case PROP_VISIBILITY:
 832       gtk_entry_set_visibility (entry, g_value_get_boolean (value));
 833       break;
 834
 835     case PROP_HAS_FRAME:
 836       gtk_entry_set_has_frame (entry, g_value_get_boolean (value));
 837       break;
 838
 839     case PROP_INVISIBLE_CHAR:
 840       gtk_entry_set_invisible_char (entry, g_value_get_uint (value));
 841       break;
 842
 843     case PROP_ACTIVATES_DEFAULT:
 844       gtk_entry_set_activates_default (entry, g_value_get_boolean (value));
 845       break;
 846
 847     case PROP_WIDTH_CHARS:
 848       gtk_entry_set_width_chars (entry, g_value_get_int (value));
 849       break;
 850
 851     case PROP_TEXT:
 852       gtk_entry_set_text (entry, g_value_get_string (value));
 853       break;
 854
 855     case PROP_SCROLL_OFFSET:
 856     case PROP_CURSOR_POSITION:
 857     default:
 858       G_OBJECT_WARN_INVALID_PROPERTY_ID (object, prop_id, pspec);
 859       break;
 860     }
 861 }
 862
 863 static void
 864 gtk_entry_get_property (GObject         *object,
 865                         guint            prop_id,
 866                         GValue          *value,
 867                         GParamSpec      *pspec)
 868 {
 869   GtkEntry *entry = GTK_ENTRY (object);
 870
 871   switch (prop_id)
 872     {
 873     case PROP_CURSOR_POSITION:
 874       g_value_set_int (value, entry->current_pos);
 875       break;
 876     case PROP_SELECTION_BOUND:
 877       g_value_set_int (value, entry->selection_bound);
 878       break;
 879     case PROP_EDITABLE:
 880       g_value_set_boolean (value, entry->editable);
 881       break;
 882     case PROP_MAX_LENGTH:
 883       g_value_set_int (value, entry->text_max_length);
 884       break;
 885     case PROP_VISIBILITY:
 886       g_value_set_boolean (value, entry->visible);
 887       break;
 888     case PROP_HAS_FRAME:
 889       g_value_set_boolean (value, entry->has_frame);
 890       break;
 891     case PROP_INVISIBLE_CHAR:
 892       g_value_set_uint (value, entry->invisible_char);
 893       break;
 894     case PROP_ACTIVATES_DEFAULT:
 895       g_value_set_boolean (value, entry->activates_default);
 896       break;
 897     case PROP_WIDTH_CHARS:
 898       g_value_set_int (value, entry->width_chars);
 899       break;
 900     case PROP_SCROLL_OFFSET:
 901       g_value_set_int (value, entry->scroll_offset);
 902       break;
 903     case PROP_TEXT:
 904       g_value_set_string (value, gtk_entry_get_text (entry));
 905       break;
 906
 907     default:
 908       G_OBJECT_WARN_INVALID_PROPERTY_ID (object, prop_id, pspec);
 909       break;
 910     }
 911 }
 912
 913 static void
 914 gtk_entry_init (GtkEntry *entry)
 915 {
 916   GTK_WIDGET_SET_FLAGS (entry, GTK_CAN_FOCUS);
 917
 918   entry->text_size = MIN_SIZE;
 919   entry->text = g_malloc (entry->text_size);
 920   entry->text[0] = '\0';
 921
 922   entry->editable = TRUE;
 923   entry->visible = TRUE;
 924   entry->invisible_char = '*';
 925   entry->dnd_position = -1;
 926   entry->width_chars = -1;
 927   entry->is_cell_renderer = FALSE;
 928   entry->editing_canceled = FALSE;
 929   entry->has_frame = TRUE;
 930
 931   gtk_drag_dest_set (GTK_WIDGET (entry),
 932                      GTK_DEST_DEFAULT_HIGHLIGHT,
 933                      target_table, G_N_ELEMENTS (target_table),
 934                      GDK_ACTION_COPY | GDK_ACTION_MOVE);
 935
 936   /* This object is completely private. No external entity can gain a reference
 937    * to it; so we create it here and destroy it in finalize().
 938    */
 939   entry->im_context = gtk_im_multicontext_new ();
 940
 941   g_signal_connect (G_OBJECT (entry->im_context), "commit",
 942                     G_CALLBACK (gtk_entry_commit_cb), entry);
 943   g_signal_connect (G_OBJECT (entry->im_context), "preedit_changed",
 944                     G_CALLBACK (gtk_entry_preedit_changed_cb), entry);
 945   g_signal_connect (G_OBJECT (entry->im_context), "retrieve_surrounding",
 946                     G_CALLBACK (gtk_entry_retrieve_surrounding_cb), entry);
 947   g_signal_connect (G_OBJECT (entry->im_context), "delete_surrounding",
 948                     G_CALLBACK (gtk_entry_delete_surrounding_cb), entry);
 949 }
 950
 951 static void
 952 gtk_entry_finalize (GObject *object)
 953 {
 954   GtkEntry *entry = GTK_ENTRY (object);
 955
 956   if (entry->cached_layout)
 957     g_object_unref (G_OBJECT (entry->cached_layout));
 958
 959   g_object_unref (G_OBJECT (entry->im_context));
 960
 961   if (entry->blink_timeout)
 962     g_source_remove (entry->blink_timeout);
 963
 964   if (entry->recompute_idle)
 965     g_source_remove (entry->recompute_idle);
 966
 967   entry->text_size = 0;
 968
 969   if (entry->text)
 970     g_free (entry->text);
 971   entry->text = NULL;
 972
 973   G_OBJECT_CLASS (parent_class)->finalize (object);
 974 }
 975
 976 static void
 977 gtk_entry_realize_cursor_gc (GtkEntry *entry)
 978 {
 979   GdkColor *cursor_color;
 980   GdkColor red = {0, 0xffff, 0x0000, 0x0000};
 981
 982   if (entry->cursor_gc)
 983     gdk_gc_unref (entry->cursor_gc);
 984
 985   gtk_widget_style_get (GTK_WIDGET (entry), "cursor_color", &cursor_color, NULL);
 986       entry->cursor_gc = gdk_gc_new (entry->text_area);
 987   if (cursor_color)
 988     gdk_gc_set_rgb_fg_color (entry->cursor_gc, cursor_color);
 989   else
 990     gdk_gc_set_rgb_fg_color (entry->cursor_gc, &red);
 991 }
 992
 993 static void
 994 gtk_entry_realize (GtkWidget *widget)
 995 {
 996   GtkEntry *entry;
 997   GtkEditable *editable;
 998   GdkWindowAttr attributes;
 999   gint attributes_mask;
1000
1001   GTK_WIDGET_SET_FLAGS (widget, GTK_REALIZED);
1002   entry = GTK_ENTRY (widget);
1003   editable = GTK_EDITABLE (widget);
1004
1005   attributes.window_type = GDK_WINDOW_CHILD;
1006
1007   get_widget_window_size (entry, &attributes.x, &attributes.y, &attributes.width, &attributes.height);
1008
1009   attributes.wclass = GDK_INPUT_OUTPUT;
1010   attributes.visual = gtk_widget_get_visual (widget);
1011   attributes.colormap = gtk_widget_get_colormap (widget);
1012   attributes.event_mask = gtk_widget_get_events (widget);
1013   attributes.event_mask |= (GDK_EXPOSURE_MASK |
1014                             GDK_BUTTON_PRESS_MASK |
1015                             GDK_BUTTON_RELEASE_MASK |
1016                             GDK_BUTTON1_MOTION_MASK |
1017                             GDK_BUTTON3_MOTION_MASK |
1018                             GDK_POINTER_MOTION_HINT_MASK |
1019                             GDK_ENTER_NOTIFY_MASK |
1020                             GDK_LEAVE_NOTIFY_MASK);
1021   attributes_mask = GDK_WA_X | GDK_WA_Y | GDK_WA_VISUAL | GDK_WA_COLORMAP;
1022
1023   widget->window = gdk_window_new (gtk_widget_get_parent_window (widget), &attributes, attributes_mask);
1024   gdk_window_set_user_data (widget->window, entry);
1025
1026   get_text_area_size (entry, &attributes.x, &attributes.y, &attributes.width, &attributes.height);
1027
1028   attributes.cursor = gdk_cursor_new (GDK_XTERM);
1029   attributes_mask |= GDK_WA_CURSOR;
1030
1031   entry->text_area = gdk_window_new (widget->window, &attributes, attributes_mask);
1032   gdk_window_set_user_data (entry->text_area, entry);
1033
1034   gdk_cursor_destroy (attributes.cursor);
1035
1036   widget->style = gtk_style_attach (widget->style, widget->window);
1037
1038   gtk_entry_realize_cursor_gc (entry);
1039
1040   gdk_window_set_background (widget->window, &widget->style->base[GTK_WIDGET_STATE (widget)]);
1041   gdk_window_set_background (entry->text_area, &widget->style->base[GTK_WIDGET_STATE (widget)]);
1042
1043   gdk_window_show (entry->text_area);
1044
1045   gtk_im_context_set_client_window (entry->im_context, entry->text_area);
1046
1047   gtk_entry_adjust_scroll (entry);
1048 }
1049
1050 static void
1051 gtk_entry_unrealize (GtkWidget *widget)
1052 {
1053   GtkEntry *entry = GTK_ENTRY (widget);
1054
1055   gtk_im_context_set_client_window (entry->im_context, entry->text_area);
1056
1057   if (entry->text_area)
1058     {
1059       gdk_window_set_user_data (entry->text_area, NULL);
1060       gdk_window_destroy (entry->text_area);
1061       entry->text_area = NULL;
1062     }
1063
1064   if (entry->cursor_gc)
1065     {
1066       gdk_gc_unref (entry->cursor_gc);
1067       entry->cursor_gc = NULL;
1068     }
1069
1070   if (entry->popup_menu)
1071     {
1072       gtk_widget_destroy (entry->popup_menu);
1073       entry->popup_menu = NULL;
1074     }
1075
1076   if (GTK_WIDGET_CLASS (parent_class)->unrealize)
1077     (* GTK_WIDGET_CLASS (parent_class)->unrealize) (widget);
1078 }
1079
1080 static void
1081 get_borders (GtkEntry *entry,
1082              gint     *xborder,
1083              gint     *yborder)
1084 {
1085   GtkWidget *widget = GTK_WIDGET (entry);
1086   gint focus_width;
1087   gboolean interior_focus;
1088
1089   gtk_widget_style_get (widget,
1090                         "interior-focus", &interior_focus,
1091                         "focus-line-width", &focus_width,
1092                         NULL);
1093
1094   if (entry->has_frame)
1095     {
1096       *xborder = widget->style->xthickness;
1097       *yborder = widget->style->ythickness;
1098     }
1099   else
1100     {
1101       *xborder = 0;
1102       *yborder = 0;
1103     }
1104
1105   if (!interior_focus)
1106     {
1107       *xborder += focus_width;
1108       *yborder += focus_width;
1109     }
1110 }
1111
1112 static void
1113 gtk_entry_size_request (GtkWidget      *widget,
1114                         GtkRequisition *requisition)
1115 {
1116   GtkEntry *entry = GTK_ENTRY (widget);
1117   PangoFontMetrics *metrics;
1118   gint xborder, yborder;
1119   PangoContext *context;
1120
1121   context = gtk_widget_get_pango_context (widget);
1122   metrics = pango_context_get_metrics (context,
1123                                        widget->style->font_desc,
1124                                        pango_context_get_language (context));
1125
1126   entry->ascent = pango_font_metrics_get_ascent (metrics);
1127   entry->descent = pango_font_metrics_get_descent (metrics);
1128
1129   get_borders (entry, &xborder, &yborder);
1130
1131   xborder += INNER_BORDER;
1132   yborder += INNER_BORDER;
1133
1134   if (entry->width_chars < 0)
1135     requisition->width = MIN_ENTRY_WIDTH + xborder * 2;
1136   else
1137     {
1138       gint char_width = pango_font_metrics_get_approximate_char_width (metrics);
1139       requisition->width = PANGO_PIXELS (char_width) * entry->width_chars + xborder * 2;
1140     }
1141
1142   requisition->height = PANGO_PIXELS (entry->ascent + entry->descent) + yborder * 2;
1143
1144   pango_font_metrics_unref (metrics);
1145 }
1146
1147 static void
1148 get_text_area_size (GtkEntry *entry,
1149                     gint     *x,
1150                     gint     *y,
1151                     gint     *width,
1152                     gint     *height)
1153 {
1154   gint xborder, yborder;
1155   GtkRequisition requisition;
1156   GtkWidget *widget = GTK_WIDGET (entry);
1157
1158   gtk_widget_get_child_requisition (widget, &requisition);
1159
1160   get_borders (entry, &xborder, &yborder);
1161
1162   if (x)
1163     *x = xborder;
1164
1165   if (y)
1166     *y = yborder;
1167
1168   if (width)
1169     *width = GTK_WIDGET (entry)->allocation.width - xborder * 2;
1170
1171   if (height)
1172     *height = requisition.height - yborder * 2;
1173 }
1174
1175 static void
1176 get_widget_window_size (GtkEntry *entry,
1177                         gint     *x,
1178                         gint     *y,
1179                         gint     *width,
1180                         gint     *height)
1181 {
1182   GtkRequisition requisition;
1183   GtkWidget *widget = GTK_WIDGET (entry);
1184
1185   gtk_widget_get_child_requisition (widget, &requisition);
1186
1187   if (x)
1188     *x = widget->allocation.x;
1189
1190   if (y)
1191     {
1192       if (entry->is_cell_renderer)
1193         *y = widget->allocation.y;
1194       else
1195         *y = widget->allocation.y + (widget->allocation.height - requisition.height) / 2;
1196     }
1197
1198   if (width)
1199     *width = widget->allocation.width;
1200
1201   if (height)
1202     {
1203       if (entry->is_cell_renderer)
1204         *height = widget->allocation.height;
1205       else
1206         *height = requisition.height;
1207     }
1208 }
1209
1210 static void
1211 gtk_entry_size_allocate (GtkWidget     *widget,
1212                          GtkAllocation *allocation)
1213 {
1214   GtkEntry *entry = GTK_ENTRY (widget);
1215
1216   widget->allocation = *allocation;
1217
1218   if (GTK_WIDGET_REALIZED (widget))
1219     {
1220       /* We call gtk_widget_get_child_requisition, since we want (for
1221        * backwards compatibility reasons) the realization here to
1222        * be affected by the usize of the entry, if set
1223        */
1224       gint x, y, width, height;
1225
1226       get_widget_window_size (entry, &x, &y, &width, &height);
1227
1228       gdk_window_move_resize (widget->window,
1229                               x, y, width, height);
1230
1231       get_text_area_size (entry, &x, &y, &width, &height);
1232
1233       gdk_window_move_resize (entry->text_area,
1234                               x, y, width, height);
1235
1236       gtk_entry_recompute (entry);
1237     }
1238 }
1239
1240 static void
1241 gtk_entry_draw_frame (GtkWidget *widget)
1242 {
1243   gint x = 0, y = 0;
1244   gint width, height;
1245   gboolean interior_focus;
1246   gint focus_width;
1247
1248   gtk_widget_style_get (widget,
1249                         "interior-focus", &interior_focus,
1250                         "focus-line-width", &focus_width,
1251                         NULL);
1252
1253   gdk_window_get_size (widget->window, &width, &height);
1254
1255   if (GTK_WIDGET_HAS_FOCUS (widget) && !interior_focus)
1256     {
1257       gtk_paint_focus (widget->style, widget->window, GTK_WIDGET_STATE (widget),
1258                        NULL, widget, "entry",
1259                        0, 0, width, height);
1260
1261       x += focus_width;
1262       y += focus_width;
1263       width -= 2 * focus_width;
1264       height -= 2 * focus_width;
1265     }
1266
1267   gtk_paint_shadow (widget->style, widget->window,
1268                     GTK_STATE_NORMAL, GTK_SHADOW_IN,
1269                     NULL, widget, "entry",
1270                     x, y, width, height);
1271 }
1272
1273 static gint
1274 gtk_entry_expose (GtkWidget      *widget,
1275                   GdkEventExpose *event)
1276 {
1277   GtkEntry *entry = GTK_ENTRY (widget);
1278
1279   if (widget->window == event->window)
1280     gtk_entry_draw_frame (widget);
1281   else if (entry->text_area == event->window)
1282     {
1283       gtk_entry_draw_text (GTK_ENTRY (widget));
1284
1285       if ((entry->visible || entry->invisible_char != 0) &&
1286           GTK_WIDGET_HAS_FOCUS (widget) &&
1287           entry->selection_bound == entry->current_pos && entry->cursor_visible)
1288         gtk_entry_draw_cursor (GTK_ENTRY (widget), CURSOR_STANDARD);
1289
1290       if (entry->dnd_position != -1)
1291         gtk_entry_draw_cursor (GTK_ENTRY (widget), CURSOR_DND);
1292     }
1293
1294   return FALSE;
1295 }
1296
1297 static gint
1298 gtk_entry_button_press (GtkWidget      *widget,
1299                         GdkEventButton *event)
1300 {
1301   GtkEntry *entry = GTK_ENTRY (widget);
1302   GtkEditable *editable = GTK_EDITABLE (widget);
1303   gint tmp_pos;
1304   gint sel_start, sel_end;
1305
1306   if (event->window != entry->text_area ||
1307       (entry->button && event->button != entry->button))
1308     return FALSE;
1309
1310   entry->button = event->button;
1311
1312   if (!GTK_WIDGET_HAS_FOCUS (widget))
1313     {
1314       entry->in_click = TRUE;
1315       gtk_widget_grab_focus (widget);
1316       entry->in_click = FALSE;
1317     }
1318
1319   tmp_pos = gtk_entry_find_position (entry, event->x + entry->scroll_offset);
1320
1321   if (event->button == 1)
1322     {
1323       gboolean have_selection = gtk_editable_get_selection_bounds (editable, &sel_start, &sel_end);
1324
1325       if (event->state & GDK_SHIFT_MASK)
1326         {
1327           gtk_entry_reset_im_context (entry);
1328
1329           if (!have_selection) /* select from the current position to the clicked position */
1330             sel_start = sel_end = entry->current_pos;
1331
1332           if (tmp_pos > sel_start && tmp_pos < sel_end)
1333             {
1334               /* Truncate current selection */
1335               gtk_entry_set_positions (entry, tmp_pos, -1);
1336             }
1337           else
1338             {
1339               gboolean extend_to_left;
1340               gint start, end;
1341
1342               /* Figure out what click selects and extend current selection */
1343               switch (event->type)
1344                 {
1345                 case GDK_BUTTON_PRESS:
1346                   gtk_entry_set_positions (entry, tmp_pos, tmp_pos);
1347                   break;
1348
1349                 case GDK_2BUTTON_PRESS:
1350                   gtk_entry_select_word (entry);
1351                   break;
1352
1353                 case GDK_3BUTTON_PRESS:
1354                   gtk_entry_select_line (entry);
1355                   break;
1356
1357                 default:
1358                   break;
1359                 }
1360
1361               start = MIN (entry->current_pos, entry->selection_bound);
1362               start = MIN (sel_start, start);
1363
1364               end = MAX (entry->current_pos, entry->selection_bound);
1365               end = MAX (sel_end, end);
1366
1367               if (tmp_pos == sel_start || tmp_pos == sel_end)
1368                 extend_to_left = (tmp_pos == start);
1369               else
1370                 extend_to_left = (end == sel_end);
1371
1372               if (extend_to_left)
1373                 gtk_entry_set_positions (entry, start, end);
1374               else
1375                 gtk_entry_set_positions (entry, end, start);
1376             }
1377         }
1378       else /* no shift key */
1379         switch (event->type)
1380         {
1381         case GDK_BUTTON_PRESS:
1382           if (have_selection && tmp_pos >= sel_start && tmp_pos <= sel_end)
1383             {
1384               /* Click inside the selection - we'll either start a drag, or
1385                * clear the selection
1386                */
1387
1388               entry->in_drag = TRUE;
1389               entry->drag_start_x = event->x + entry->scroll_offset;
1390               entry->drag_start_y = event->y + entry->scroll_offset;
1391             }
1392           else
1393             gtk_editable_set_position (editable, tmp_pos);
1394
1395           break;
1396
1397
1398         case GDK_2BUTTON_PRESS:
1399           /* We ALWAYS receive a GDK_BUTTON_PRESS immediately before
1400            * receiving a GDK_2BUTTON_PRESS so we need to reset
1401            * entry->in_drag which may have been set above
1402            */
1403           entry->in_drag = FALSE;
1404           gtk_entry_select_word (entry);
1405           break;
1406
1407         case GDK_3BUTTON_PRESS:
1408           /* We ALWAYS receive a GDK_BUTTON_PRESS immediately before
1409            * receiving a GDK_3BUTTON_PRESS so we need to reset
1410            * entry->in_drag which may have been set above
1411            */
1412           entry->in_drag = FALSE;
1413           gtk_entry_select_line (entry);
1414           break;
1415
1416         default:
1417           break;
1418         }
1419
1420       return TRUE;
1421     }
1422   else if (event->button == 2 && event->type == GDK_BUTTON_PRESS && entry->editable)
1423     {
1424       gtk_editable_select_region (editable, tmp_pos, tmp_pos);
1425       gtk_entry_paste (entry, GDK_SELECTION_PRIMARY);
1426
1427       return TRUE;
1428     }
1429   else if (event->button == 3 && event->type == GDK_BUTTON_PRESS)
1430     {
1431       gtk_entry_do_popup (entry, event);
1432       entry->button = 0;        /* Don't wait for release, since the menu will gtk_grab_add */
1433
1434       return TRUE;
1435     }
1436
1437   return FALSE;
1438 }
1439
1440 static gint
1441 gtk_entry_button_release (GtkWidget      *widget,
1442                           GdkEventButton *event)
1443 {
1444   GtkEntry *entry = GTK_ENTRY (widget);
1445
1446   if (event->window != entry->text_area || entry->button != event->button)
1447     return FALSE;
1448
1449   if (entry->in_drag)
1450     {
1451       gint tmp_pos = gtk_entry_find_position (entry, entry->drag_start_x);
1452
1453       gtk_editable_set_position (GTK_EDITABLE (entry), tmp_pos);
1454
1455       entry->in_drag = 0;
1456     }
1457
1458   entry->button = 0;
1459
1460   gtk_entry_update_primary_selection (entry);
1461
1462   return TRUE;
1463 }
1464
1465 static gint
1466 gtk_entry_motion_notify (GtkWidget      *widget,
1467                          GdkEventMotion *event)
1468 {
1469   GtkEntry *entry = GTK_ENTRY (widget);
1470   gint tmp_pos;
1471
1472   if (event->window != entry->text_area || entry->button != 1)
1473     return FALSE;
1474
1475   if (event->is_hint || (entry->text_area != event->window))
1476     gdk_window_get_pointer (entry->text_area, NULL, NULL, NULL);
1477
1478   if (entry->in_drag)
1479     {
1480       if (gtk_drag_check_threshold (widget,
1481                                     entry->drag_start_x, entry->drag_start_y,
1482                                     event->x + entry->scroll_offset, event->y))
1483         {
1484           GdkDragContext *context;
1485           GtkTargetList *target_list = gtk_target_list_new (target_table, G_N_ELEMENTS (target_table));
1486           guint actions = entry->editable ? GDK_ACTION_COPY | GDK_ACTION_MOVE : GDK_ACTION_COPY;
1487
1488           context = gtk_drag_begin (widget, target_list, actions,
1489                           entry->button, (GdkEvent *)event);
1490
1491
1492           entry->in_drag = FALSE;
1493           entry->button = 0;
1494
1495           gtk_target_list_unref (target_list);
1496           gtk_drag_set_icon_default (context);
1497         }
1498     }
1499   else
1500     {
1501       gint height;
1502       gdk_window_get_size (entry->text_area, NULL, &height);
1503
1504       if (event->y < 0)
1505         tmp_pos = 0;
1506       else if (event->y >= height)
1507         tmp_pos = entry->text_length;
1508       else
1509         tmp_pos = gtk_entry_find_position (entry, event->x + entry->scroll_offset);
1510
1511       gtk_entry_set_positions (entry, tmp_pos, -1);
1512     }
1513
1514   return TRUE;
1515 }
1516
1517 static gint
1518 gtk_entry_key_press (GtkWidget   *widget,
1519                      GdkEventKey *event)
1520 {
1521   GtkEntry *entry = GTK_ENTRY (widget);
1522
1523   if (!entry->editable)
1524     return FALSE;
1525
1526   gtk_entry_pend_cursor_blink (entry);
1527
1528   if (gtk_im_context_filter_keypress (entry->im_context, event))
1529     {
1530       entry->need_im_reset = TRUE;
1531       return TRUE;
1532     }
1533   else if (GTK_WIDGET_CLASS (parent_class)->key_press_event (widget, event))
1534     /* Activate key bindings
1535      */
1536     return TRUE;
1537
1538   return FALSE;
1539 }
1540
1541 static gint
1542 gtk_entry_key_release (GtkWidget   *widget,
1543                        GdkEventKey *event)
1544 {
1545   GtkEntry *entry = GTK_ENTRY (widget);
1546
1547   if (!entry->editable)
1548     return FALSE;
1549
1550   if (gtk_im_context_filter_keypress (entry->im_context, event))
1551     {
1552       entry->need_im_reset = TRUE;
1553       return TRUE;
1554     }
1555   else
1556     return GTK_WIDGET_CLASS (parent_class)->key_release_event (widget, event);
1557 }
1558
1559 static gint
1560 gtk_entry_focus_in (GtkWidget     *widget,
1561                     GdkEventFocus *event)
1562 {
1563   GtkEntry *entry = GTK_ENTRY (widget);
1564
1565   GTK_WIDGET_SET_FLAGS (widget, GTK_HAS_FOCUS);
1566   gtk_widget_queue_draw (widget);
1567
1568   entry->need_im_reset = TRUE;
1569   gtk_im_context_focus_in (entry->im_context);
1570
1571   g_signal_connect (gdk_keymap_get_default (),
1572                     "direction_changed",
1573                     G_CALLBACK (gtk_entry_keymap_direction_changed), entry);
1574
1575   gtk_entry_check_cursor_blink (entry);
1576
1577   return FALSE;
1578 }
1579
1580 static gint
1581 gtk_entry_focus_out (GtkWidget     *widget,
1582                      GdkEventFocus *event)
1583 {
1584   GtkEntry *entry = GTK_ENTRY (widget);
1585
1586   GTK_WIDGET_UNSET_FLAGS (widget, GTK_HAS_FOCUS);
1587   gtk_widget_queue_draw (widget);
1588
1589   entry->need_im_reset = TRUE;
1590   gtk_im_context_focus_out (entry->im_context);
1591
1592   gtk_entry_check_cursor_blink (entry);
1593
1594   g_signal_handlers_disconnect_by_func (gdk_keymap_get_default (),
1595                                         gtk_entry_keymap_direction_changed,
1596                                         entry);
1597
1598   return FALSE;
1599 }
1600
1601 static void
1602 gtk_entry_grab_focus (GtkWidget        *widget)
1603 {
1604    GTK_WIDGET_CLASS (parent_class)->grab_focus (widget);
1605
1606   if (!GTK_ENTRY (widget)->in_click)
1607     gtk_editable_select_region (GTK_EDITABLE (widget), 0, -1);
1608 }
1609
1610 static void
1611 gtk_entry_direction_changed (GtkWidget        *widget,
1612                              GtkTextDirection  previous_dir)
1613 {
1614   GtkEntry *entry = GTK_ENTRY (widget);
1615
1616   gtk_entry_recompute (entry);
1617
1618   GTK_WIDGET_CLASS (parent_class)->direction_changed (widget, previous_dir);
1619 }
1620
1621 static void
1622 gtk_entry_state_changed (GtkWidget      *widget,
1623                          GtkStateType    previous_state)
1624 {
1625   if (GTK_WIDGET_REALIZED (widget))
1626     {
1627       gdk_window_set_background (widget->window, &widget->style->base[GTK_WIDGET_STATE (widget)]);
1628       gdk_window_set_background (GTK_ENTRY (widget)->text_area, &widget->style->base[GTK_WIDGET_STATE (widget)]);
1629     }
1630
1631   gtk_widget_queue_clear (widget);
1632 }
1633
1634 /* GtkEditable method implementations
1635  */
1636 static void
1637 gtk_entry_insert_text (GtkEditable *editable,
1638                        const gchar *new_text,
1639                        gint         new_text_length,
1640                        gint        *position)
1641 {
1642   GtkEntry *entry = GTK_ENTRY (editable);
1643   gchar buf[64];
1644   gchar *text;
1645
1646   if (*position < 0 || *position > entry->text_length)
1647     *position = entry->text_length;
1648
1649   g_object_ref (G_OBJECT (editable));
1650
1651   if (new_text_length <= 63)
1652     text = buf;
1653   else
1654     text = g_new (gchar, new_text_length + 1);
1655
1656   text[new_text_length] = '\0';
1657   strncpy (text, new_text, new_text_length);
1658
1659   g_signal_emit_by_name (editable, "insert_text", text, new_text_length, position);
1660   g_signal_emit_by_name (editable, "changed");
1661   g_object_notify (G_OBJECT (editable), "text");
1662
1663   if (new_text_length > 63)
1664     g_free (text);
1665
1666   g_object_unref (G_OBJECT (editable));
1667 }
1668
1669 static void
1670 gtk_entry_delete_text (GtkEditable *editable,
1671                        gint         start_pos,
1672                        gint         end_pos)
1673 {
1674   GtkEntry *entry = GTK_ENTRY (editable);
1675
1676   if (end_pos < 0 || end_pos > entry->text_length)
1677     end_pos = entry->text_length;
1678   if (start_pos < 0)
1679     start_pos = 0;
1680   if (start_pos > end_pos)
1681     start_pos = end_pos;
1682
1683   g_object_ref (G_OBJECT (editable));
1684
1685   g_signal_emit_by_name (editable, "delete_text", start_pos, end_pos);
1686   g_signal_emit_by_name (editable, "changed");
1687   g_object_notify (G_OBJECT (editable), "text");
1688
1689   g_object_unref (G_OBJECT (editable));
1690 }
1691
1692 static gchar *
1693 gtk_entry_get_chars      (GtkEditable   *editable,
1694                           gint           start_pos,
1695                           gint           end_pos)
1696 {
1697   GtkEntry *entry = GTK_ENTRY (editable);
1698   gint start_index, end_index;
1699
1700   if (end_pos < 0)
1701     end_pos = entry->text_length;
1702
1703   start_pos = MIN (entry->text_length, start_pos);
1704   end_pos = MIN (entry->text_length, end_pos);
1705
1706   start_index = g_utf8_offset_to_pointer (entry->text, start_pos) - entry->text;
1707   end_index = g_utf8_offset_to_pointer (entry->text, end_pos) - entry->text;
1708
1709   return g_strndup (entry->text + start_index, end_index - start_index);
1710 }
1711
1712 static void
1713 gtk_entry_real_set_position (GtkEditable *editable,
1714                              gint         position)
1715 {
1716   GtkEntry *entry = GTK_ENTRY (editable);
1717
1718   if (position < 0 || position > entry->text_length)
1719     position = entry->text_length;
1720
1721   if (position != entry->current_pos ||
1722       position != entry->selection_bound)
1723     {
1724       gtk_entry_reset_im_context (entry);
1725       gtk_entry_set_positions (entry, position, position);
1726     }
1727 }
1728
1729 static gint
1730 gtk_entry_get_position (GtkEditable *editable)
1731 {
1732   return GTK_ENTRY (editable)->current_pos;
1733 }
1734
1735 static void
1736 gtk_entry_set_selection_bounds (GtkEditable *editable,
1737                                 gint         start,
1738                                 gint         end)
1739 {
1740   GtkEntry *entry = GTK_ENTRY (editable);
1741
1742   if (start < 0)
1743     start = entry->text_length;
1744   if (end < 0)
1745     end = entry->text_length;
1746
1747   gtk_entry_reset_im_context (entry);
1748
1749   gtk_entry_set_positions (entry,
1750                            MIN (end, entry->text_length),
1751                            MIN (start, entry->text_length));
1752
1753   gtk_entry_update_primary_selection (entry);
1754 }
1755
1756 static gboolean
1757 gtk_entry_get_selection_bounds (GtkEditable *editable,
1758                                 gint        *start,
1759                                 gint        *end)
1760 {
1761   GtkEntry *entry = GTK_ENTRY (editable);
1762
1763   *start = entry->selection_bound;
1764   *end = entry->current_pos;
1765
1766   return (entry->selection_bound != entry->current_pos);
1767 }
1768
1769 static void
1770 gtk_entry_style_set     (GtkWidget      *widget,
1771                          GtkStyle       *previous_style)
1772 {
1773   GtkEntry *entry = GTK_ENTRY (widget);
1774
1775   if (previous_style && GTK_WIDGET_REALIZED (widget))
1776     {
1777       gtk_entry_recompute (entry);
1778
1779       gdk_window_set_background (widget->window, &widget->style->base[GTK_WIDGET_STATE (widget)]);
1780       gdk_window_set_background (entry->text_area, &widget->style->base[GTK_WIDGET_STATE (widget)]);
1781
1782       gtk_entry_realize_cursor_gc (entry);
1783     }
1784 }
1785
1786 /* GtkCellEditable method implementations
1787  */
1788 static void
1789 gtk_cell_editable_entry_activated (GtkEntry *entry, gpointer data)
1790 {
1791   gtk_cell_editable_editing_done (GTK_CELL_EDITABLE (entry));
1792   gtk_cell_editable_remove_widget (GTK_CELL_EDITABLE (entry));
1793 }
1794
1795 static gboolean
1796 gtk_cell_editable_key_press_event (GtkEntry    *entry,
1797                                    GdkEventKey *key_event,
1798                                    gpointer     data)
1799 {
1800     if (key_event->keyval == GDK_Escape)
1801       {
1802         entry->editing_canceled = TRUE;
1803         gtk_cell_editable_editing_done (GTK_CELL_EDITABLE (entry));
1804         gtk_cell_editable_remove_widget (GTK_CELL_EDITABLE (entry));
1805
1806         return TRUE;
1807       }
1808
1809     return FALSE;
1810 }
1811
1812 static void
1813 gtk_entry_start_editing (GtkCellEditable *cell_editable,
1814                          GdkEvent        *event)
1815 {
1816   GTK_ENTRY (cell_editable)->is_cell_renderer = TRUE;
1817
1818   g_signal_connect (G_OBJECT (cell_editable), "activate",
1819                     G_CALLBACK (gtk_cell_editable_entry_activated), NULL);
1820   g_signal_connect (G_OBJECT (cell_editable), "key_press_event",
1821                     G_CALLBACK (gtk_cell_editable_key_press_event), NULL);
1822 }
1823
1824 /* Default signal handlers
1825  */
1826 static void
1827 gtk_entry_real_insert_text (GtkEditable *editable,
1828                             const gchar *new_text,
1829                             gint         new_text_length,
1830                             gint        *position)
1831 {
1832   gint index;
1833   gint n_chars;
1834
1835   GtkEntry *entry = GTK_ENTRY (editable);
1836
1837   if (new_text_length < 0)
1838     new_text_length = strlen (new_text);
1839
1840   n_chars = g_utf8_strlen (new_text, new_text_length);
1841   if (entry->text_max_length > 0 && n_chars + entry->text_length > entry->text_max_length)
1842     {
1843       gdk_beep ();
1844       n_chars = entry->text_max_length - entry->text_length;
1845       new_text_length = g_utf8_offset_to_pointer (new_text, n_chars) - new_text;
1846     }
1847
1848   if (new_text_length + entry->n_bytes + 1 > entry->text_size)
1849     {
1850       while (new_text_length + entry->n_bytes + 1 > entry->text_size)
1851         {
1852           if (entry->text_size == 0)
1853             entry->text_size = MIN_SIZE;
1854           else
1855             {
1856               if (2 * (guint)entry->text_size < MAX_SIZE &&
1857                   2 * (guint)entry->text_size > entry->text_size)
1858                 entry->text_size *= 2;
1859               else
1860                 {
1861                   entry->text_size = MAX_SIZE;
1862                   new_text_length = entry->text_size - entry->n_bytes - 1;
1863                   break;
1864                 }
1865             }
1866         }
1867
1868       entry->text = g_realloc (entry->text, entry->text_size);
1869     }
1870
1871   index = g_utf8_offset_to_pointer (entry->text, *position) - entry->text;
1872
1873   g_memmove (entry->text + index + new_text_length, entry->text + index, entry->n_bytes - index);
1874   memcpy (entry->text + index, new_text, new_text_length);
1875
1876   entry->n_bytes += new_text_length;
1877   entry->text_length += n_chars;
1878
1879   /* NUL terminate for safety and convenience */
1880   entry->text[entry->n_bytes] = '\0';
1881
1882   if (entry->current_pos > *position)
1883     entry->current_pos += n_chars;
1884
1885   if (entry->selection_bound > *position)
1886     entry->selection_bound += n_chars;
1887
1888   *position += n_chars;
1889
1890   gtk_entry_recompute (entry);
1891 }
1892
1893 static void
1894 gtk_entry_real_delete_text (GtkEditable *editable,
1895                             gint         start_pos,
1896                             gint         end_pos)
1897 {
1898   GtkEntry *entry = GTK_ENTRY (editable);
1899
1900   if (start_pos < 0)
1901     start_pos = 0;
1902   if (end_pos < 0 || end_pos > entry->text_length)
1903     end_pos = entry->text_length;
1904
1905   if (start_pos < end_pos)
1906     {
1907       gint start_index = g_utf8_offset_to_pointer (entry->text, start_pos) - entry->text;
1908       gint end_index = g_utf8_offset_to_pointer (entry->text, end_pos) - entry->text;
1909
1910       g_memmove (entry->text + start_index, entry->text + end_index, entry->n_bytes + 1 - end_index);
1911       entry->text_length -= (end_pos - start_pos);
1912       entry->n_bytes -= (end_index - start_index);
1913
1914       if (entry->current_pos > start_pos)
1915         entry->current_pos -= MIN (entry->current_pos, end_pos) - start_pos;
1916
1917       if (entry->selection_bound > start_pos)
1918         entry->selection_bound -= MIN (entry->selection_bound, end_pos) - start_pos;
1919     }
1920
1921   /* We might have deleted the selection
1922    */
1923   gtk_entry_update_primary_selection (entry);
1924
1925   gtk_entry_recompute (entry);
1926 }
1927
1928 /* Compute the X position for an offset that corresponds to the "more important
1929  * cursor position for that offset. We use this when trying to guess to which
1930  * end of the selection we should go to when the user hits the left or
1931  * right arrow key.
1932  */
1933 static gint
1934 get_better_cursor_x (GtkEntry *entry,
1935                      gint      offset)
1936 {
1937   GtkTextDirection keymap_direction =
1938     (gdk_keymap_get_direction (gdk_keymap_get_default ()) == PANGO_DIRECTION_LTR) ?
1939     GTK_TEXT_DIR_LTR : GTK_TEXT_DIR_RTL;
1940   GtkTextDirection widget_direction = gtk_widget_get_direction (GTK_WIDGET (entry));
1941   gboolean split_cursor;
1942
1943   PangoLayout *layout = gtk_entry_ensure_layout (entry, TRUE);
1944   gint index = g_utf8_offset_to_pointer (entry->text, offset) - entry->text;
1945
1946   PangoRectangle strong_pos, weak_pos;
1947
1948   g_object_get (gtk_widget_get_settings (GTK_WIDGET (entry)),
1949                 "gtk-split-cursor", &split_cursor,
1950                 NULL);
1951
1952   pango_layout_get_cursor_pos (layout, index, &strong_pos, &weak_pos);
1953
1954   if (split_cursor)
1955     return strong_pos.x / PANGO_SCALE;
1956   else
1957     return (keymap_direction == widget_direction) ? strong_pos.x / PANGO_SCALE : weak_pos.x / PANGO_SCALE;
1958 }
1959
1960 static void
1961 gtk_entry_move_cursor (GtkEntry       *entry,
1962                        GtkMovementStep step,
1963                        gint            count,
1964                        gboolean        extend_selection)
1965 {
1966   gint new_pos = entry->current_pos;
1967
1968   gtk_entry_reset_im_context (entry);
1969
1970   if (entry->current_pos != entry->selection_bound && !extend_selection)
1971     {
1972       /* If we have a current selection and aren't extending it, move to the
1973        * start/or end of the selection as appropriate
1974        */
1975       switch (step)
1976         {
1977         case GTK_MOVEMENT_VISUAL_POSITIONS:
1978           {
1979             gint current_x = get_better_cursor_x (entry, entry->current_pos);
1980             gint bound_x = get_better_cursor_x (entry, entry->selection_bound);
1981
1982             if (count < 0)
1983               new_pos = current_x < bound_x ? entry->current_pos : entry->selection_bound;
1984             else
1985               new_pos = current_x > bound_x ? entry->current_pos : entry->selection_bound;
1986
1987             break;
1988           }
1989         case GTK_MOVEMENT_LOGICAL_POSITIONS:
1990         case GTK_MOVEMENT_WORDS:
1991           if (count < 0)
1992             new_pos = MIN (entry->current_pos, entry->selection_bound);
1993           else
1994             new_pos = MAX (entry->current_pos, entry->selection_bound);
1995           break;
1996         case GTK_MOVEMENT_DISPLAY_LINE_ENDS:
1997         case GTK_MOVEMENT_PARAGRAPH_ENDS:
1998         case GTK_MOVEMENT_BUFFER_ENDS:
1999           new_pos = count < 0 ? 0 : entry->text_length;
2000           break;
2001         case GTK_MOVEMENT_DISPLAY_LINES:
2002         case GTK_MOVEMENT_PARAGRAPHS:
2003         case GTK_MOVEMENT_PAGES:
2004           break;
2005         }
2006     }
2007   else
2008     {
2009       switch (step)
2010         {
2011         case GTK_MOVEMENT_LOGICAL_POSITIONS:
2012           new_pos = gtk_entry_move_logically (entry, new_pos, count);
2013           break;
2014         case GTK_MOVEMENT_VISUAL_POSITIONS:
2015           new_pos = gtk_entry_move_visually (entry, new_pos, count);
2016           break;
2017         case GTK_MOVEMENT_WORDS:
2018           while (count > 0)
2019             {
2020               new_pos = gtk_entry_move_forward_word (entry, new_pos);
2021               count--;
2022             }
2023           while (count < 0)
2024             {
2025               new_pos = gtk_entry_move_backward_word (entry, new_pos);
2026               count++;
2027             }
2028           break;
2029         case GTK_MOVEMENT_DISPLAY_LINE_ENDS:
2030         case GTK_MOVEMENT_PARAGRAPH_ENDS:
2031         case GTK_MOVEMENT_BUFFER_ENDS:
2032           new_pos = count < 0 ? 0 : entry->text_length;
2033           break;
2034         case GTK_MOVEMENT_DISPLAY_LINES:
2035         case GTK_MOVEMENT_PARAGRAPHS:
2036         case GTK_MOVEMENT_PAGES:
2037           break;
2038         }
2039     }
2040
2041   if (extend_selection)
2042     gtk_editable_select_region (GTK_EDITABLE (entry), entry->selection_bound, new_pos);
2043   else
2044     gtk_editable_set_position (GTK_EDITABLE (entry), new_pos);
2045
2046   gtk_entry_pend_cursor_blink (entry);
2047 }
2048
2049 static void
2050 gtk_entry_insert_at_cursor (GtkEntry    *entry,
2051                             const gchar *str)
2052 {
2053   GtkEditable *editable = GTK_EDITABLE (entry);
2054   gint pos = entry->current_pos;
2055
2056   gtk_entry_reset_im_context (entry);
2057
2058   gtk_editable_insert_text (editable, str, -1, &pos);
2059   gtk_editable_set_position (editable, pos);
2060 }
2061
2062 static void
2063 gtk_entry_delete_from_cursor (GtkEntry       *entry,
2064                               GtkDeleteType   type,
2065                               gint            count)
2066 {
2067   GtkEditable *editable = GTK_EDITABLE (entry);
2068   gint start_pos = entry->current_pos;
2069   gint end_pos = entry->current_pos;
2070
2071   gtk_entry_reset_im_context (entry);
2072
2073   if (!entry->editable)
2074     return;
2075
2076   if (entry->selection_bound != entry->current_pos)
2077     {
2078       gtk_editable_delete_selection (editable);
2079       return;
2080     }
2081
2082   switch (type)
2083     {
2084     case GTK_DELETE_CHARS:
2085       end_pos = gtk_entry_move_logically (entry, entry->current_pos, count);
2086       gtk_editable_delete_text (editable, MIN (start_pos, end_pos), MAX (start_pos, end_pos));
2087       break;
2088     case GTK_DELETE_WORDS:
2089       if (count < 0)
2090         {
2091           /* Move to end of current word, or if not on a word, end of previous word */
2092           end_pos = gtk_entry_move_backward_word (entry, end_pos);
2093           end_pos = gtk_entry_move_forward_word (entry, end_pos);
2094         }
2095       else if (count > 0)
2096         {
2097           /* Move to beginning of current word, or if not on a word, begining of next word */
2098           start_pos = gtk_entry_move_forward_word (entry, start_pos);
2099           start_pos = gtk_entry_move_backward_word (entry, start_pos);
2100         }
2101
2102       /* Fall through */
2103     case GTK_DELETE_WORD_ENDS:
2104       while (count < 0)
2105         {
2106           start_pos = gtk_entry_move_backward_word (entry, start_pos);
2107           count++;
2108         }
2109       while (count > 0)
2110         {
2111           end_pos = gtk_entry_move_forward_word (entry, end_pos);
2112           count--;
2113         }
2114       gtk_editable_delete_text (editable, start_pos, end_pos);
2115       break;
2116     case GTK_DELETE_DISPLAY_LINE_ENDS:
2117     case GTK_DELETE_PARAGRAPH_ENDS:
2118       if (count < 0)
2119         gtk_editable_delete_text (editable, 0, entry->current_pos);
2120       else
2121         gtk_editable_delete_text (editable, entry->current_pos, -1);
2122       break;
2123     case GTK_DELETE_DISPLAY_LINES:
2124     case GTK_DELETE_PARAGRAPHS:
2125       gtk_editable_delete_text (editable, 0, -1);
2126       break;
2127     case GTK_DELETE_WHITESPACE:
2128       gtk_entry_delete_whitespace (entry);
2129       break;
2130     }
2131
2132   gtk_entry_pend_cursor_blink (entry);
2133 }
2134
2135 static void
2136 gtk_entry_copy_clipboard (GtkEntry *entry)
2137 {
2138   GtkEditable *editable = GTK_EDITABLE (entry);
2139   gint start, end;
2140
2141   if (gtk_editable_get_selection_bounds (editable, &start, &end))
2142     {
2143       gchar *str = gtk_entry_get_public_chars (entry, start, end);
2144       gtk_clipboard_set_text (gtk_clipboard_get (GDK_SELECTION_CLIPBOARD), str, -1);
2145       g_free (str);
2146     }
2147 }
2148
2149 static void
2150 gtk_entry_cut_clipboard (GtkEntry *entry)
2151 {
2152   GtkEditable *editable = GTK_EDITABLE (entry);
2153   gint start, end;
2154
2155   gtk_entry_copy_clipboard (entry);
2156   if (gtk_editable_get_selection_bounds (editable, &start, &end))
2157     gtk_editable_delete_text (editable, start, end);
2158 }
2159
2160 static void
2161 gtk_entry_paste_clipboard (GtkEntry *entry)
2162 {
2163   gtk_entry_paste (entry, GDK_NONE);
2164 }
2165
2166 static void
2167 gtk_entry_toggle_overwrite (GtkEntry *entry)
2168 {
2169   entry->overwrite_mode = !entry->overwrite_mode;
2170 }
2171
2172 static void
2173 gtk_entry_select_all (GtkEntry *entry)
2174 {
2175   gtk_entry_select_line (entry);
2176 }
2177
2178 static void
2179 gtk_entry_real_activate (GtkEntry *entry)
2180 {
2181   GtkWindow *window;
2182   GtkWidget *toplevel;
2183   GtkWidget *widget;
2184
2185   widget = GTK_WIDGET (entry);
2186
2187   if (entry->activates_default)
2188     {
2189       toplevel = gtk_widget_get_toplevel (widget);
2190       if (GTK_IS_WINDOW (toplevel))
2191         {
2192           window = GTK_WINDOW (toplevel);
2193
2194           if (window &&
2195               widget != window->default_widget &&
2196               !(!window->default_widget && widget == window->focus_widget))
2197             gtk_window_activate_default (window);
2198         }
2199     }
2200 }
2201
2202 static void
2203 gtk_entry_keymap_direction_changed (GdkKeymap *keymap,
2204                                     GtkEntry  *entry)
2205 {
2206   gtk_entry_queue_draw (entry);
2207 }
2208
2209 /* IM Context Callbacks
2210  */
2211
2212 static void
2213 gtk_entry_commit_cb (GtkIMContext *context,
2214                      const gchar  *str,
2215                      GtkEntry     *entry)
2216 {
2217   gtk_entry_enter_text (entry, str);
2218 }
2219
2220 static void
2221 gtk_entry_preedit_changed_cb (GtkIMContext *context,
2222                               GtkEntry     *entry)
2223 {
2224   gchar *preedit_string;
2225   gint cursor_pos;
2226
2227   gtk_im_context_get_preedit_string (entry->im_context,
2228                                      &preedit_string, NULL,
2229                                      &cursor_pos);
2230   entry->preedit_length = strlen (preedit_string);
2231   cursor_pos = CLAMP (cursor_pos, 0, g_utf8_strlen (preedit_string, -1));
2232   entry->preedit_cursor = cursor_pos;
2233   g_free (preedit_string);
2234
2235   gtk_entry_recompute (entry);
2236 }
2237
2238 static gboolean
2239 gtk_entry_retrieve_surrounding_cb (GtkIMContext *context,
2240                                GtkEntry     *entry)
2241 {
2242   gtk_im_context_set_surrounding (context,
2243                                   entry->text,
2244                                   entry->n_bytes,
2245                                   g_utf8_offset_to_pointer (entry->text, entry->current_pos) - entry->text);
2246
2247   return TRUE;
2248 }
2249
2250 static gboolean
2251 gtk_entry_delete_surrounding_cb (GtkIMContext *slave,
2252                                  gint          offset,
2253                                  gint          n_chars,
2254                                  GtkEntry     *entry)
2255 {
2256   gtk_editable_delete_text (GTK_EDITABLE (entry),
2257                             entry->current_pos + offset,
2258                             entry->current_pos + offset + n_chars);
2259
2260   return TRUE;
2261 }
2262
2263 /* Internal functions
2264  */
2265
2266 /* Used for im_commit_cb and inserting Unicode chars */
2267 static void
2268 gtk_entry_enter_text (GtkEntry       *entry,
2269                       const gchar    *str)
2270 {
2271   GtkEditable *editable = GTK_EDITABLE (entry);
2272   gint tmp_pos = entry->current_pos;
2273
2274   if (gtk_editable_get_selection_bounds (editable, NULL, NULL))
2275     gtk_editable_delete_selection (editable);
2276   else
2277     {
2278       if (entry->overwrite_mode)
2279         gtk_entry_delete_from_cursor (entry, GTK_DELETE_CHARS, 1);
2280     }
2281
2282   gtk_editable_insert_text (editable, str, strlen (str), &tmp_pos);
2283   gtk_editable_set_position (editable, tmp_pos);
2284 }
2285
2286 /* All changes to entry->current_pos and entry->selection_bound
2287  * should go through this function.
2288  */
2289 static void
2290 gtk_entry_set_positions (GtkEntry *entry,
2291                          gint      current_pos,
2292                          gint      selection_bound)
2293 {
2294   gboolean changed = FALSE;
2295
2296   g_object_freeze_notify (G_OBJECT (entry));
2297
2298   if (current_pos != -1 &&
2299       entry->current_pos != current_pos)
2300     {
2301       entry->current_pos = current_pos;
2302       changed = TRUE;
2303
2304       g_object_notify (G_OBJECT (entry), "cursor_position");
2305     }
2306
2307   if (selection_bound != -1 &&
2308       entry->selection_bound != selection_bound)
2309     {
2310       entry->selection_bound = selection_bound;
2311       changed = TRUE;
2312
2313       g_object_notify (G_OBJECT (entry), "selection_bound");
2314     }
2315
2316   g_object_thaw_notify (G_OBJECT (entry));
2317
2318   if (changed)
2319     gtk_entry_recompute (entry);
2320 }
2321
2322 static void
2323 gtk_entry_reset_layout (GtkEntry *entry)
2324 {
2325   if (entry->cached_layout)
2326     {
2327       g_object_unref (G_OBJECT (entry->cached_layout));
2328       entry->cached_layout = NULL;
2329     }
2330 }
2331
2332 static void
2333 update_im_cursor_location (GtkEntry *entry)
2334 {
2335   GdkRectangle area;
2336   gint strong_x;
2337   gint strong_xoffset;
2338   gint x, y, area_width, area_height;
2339
2340   gtk_entry_get_cursor_locations (entry, CURSOR_STANDARD, &strong_x, NULL)
2341 ;
2342   get_text_area_size (entry, &x, &y, &area_width, &area_height);
2343
2344   strong_xoffset = strong_x - entry->scroll_offset;
2345   if (strong_xoffset < 0)
2346     {
2347       strong_xoffset = 0;
2348     }
2349   else if (strong_xoffset > area_width)
2350     {
2351       strong_xoffset = area_width;
2352     }
2353   area.x = x + strong_xoffset;
2354   area.y = y + area_height;
2355   area.width = area_width;
2356   area.height = area_height;
2357
2358   gtk_im_context_set_cursor_location (entry->im_context, &area);
2359 }
2360
2361 static gboolean
2362 recompute_idle_func (gpointer data)
2363 {
2364   GtkEntry *entry;
2365
2366   GDK_THREADS_ENTER ();
2367
2368   entry = GTK_ENTRY (data);
2369
2370   gtk_entry_adjust_scroll (entry);
2371   gtk_entry_queue_draw (entry);
2372
2373   entry->recompute_idle = FALSE;
2374
2375   update_im_cursor_location (entry);
2376
2377   GDK_THREADS_LEAVE ();
2378
2379   return FALSE;
2380 }
2381
2382 static void
2383 gtk_entry_recompute (GtkEntry *entry)
2384 {
2385   gtk_entry_reset_layout (entry);
2386   gtk_entry_check_cursor_blink (entry);
2387
2388   if (!entry->recompute_idle)
2389     {
2390       entry->recompute_idle = g_idle_add_full (G_PRIORITY_HIGH_IDLE + 15, /* between resize and redraw */
2391                                                recompute_idle_func, entry, NULL);
2392     }
2393 }
2394
2395 static void
2396 append_char (GString *str,
2397              gunichar ch,
2398              gint     count)
2399 {
2400   gint i;
2401   gint char_len;
2402   gchar buf[7];
2403
2404   char_len = g_unichar_to_utf8 (ch, buf);
2405
2406   i = 0;
2407   while (i < count)
2408     {
2409       g_string_append_len (str, buf, char_len);
2410       ++i;
2411     }
2412 }
2413
2414 static PangoLayout *
2415 gtk_entry_create_layout (GtkEntry *entry,
2416                          gboolean  include_preedit)
2417 {
2418   PangoLayout *layout = gtk_widget_create_pango_layout (GTK_WIDGET (entry), NULL);
2419   PangoAttrList *tmp_attrs = pango_attr_list_new ();
2420
2421   gchar *preedit_string = NULL;
2422   gint preedit_length = 0;
2423   PangoAttrList *preedit_attrs = NULL;
2424
2425   pango_layout_set_single_paragraph_mode (layout, TRUE);
2426
2427   if (include_preedit)
2428     {
2429       gtk_im_context_get_preedit_string (entry->im_context,
2430                                          &preedit_string, &preedit_attrs, NULL);
2431       preedit_length = entry->preedit_length;
2432     }
2433
2434   if (preedit_length)
2435     {
2436       GString *tmp_string = g_string_new (NULL);
2437
2438       gint cursor_index = g_utf8_offset_to_pointer (entry->text, entry->current_pos) - entry->text;
2439
2440       if (entry->visible)
2441         {
2442           g_string_prepend_len (tmp_string, entry->text, entry->n_bytes);
2443           g_string_insert (tmp_string, cursor_index, preedit_string);
2444         }
2445       else
2446         {
2447           gint ch_len;
2448           gint preedit_len_chars;
2449           gunichar invisible_char;
2450
2451           ch_len = g_utf8_strlen (entry->text, entry->n_bytes);
2452           preedit_len_chars = g_utf8_strlen (preedit_string, -1);
2453           ch_len += preedit_len_chars;
2454
2455           if (entry->invisible_char != 0)
2456             invisible_char = entry->invisible_char;
2457           else
2458             invisible_char = ' '; /* just pick a char */
2459
2460           append_char (tmp_string, invisible_char, ch_len);
2461
2462           /* Fix cursor index to point to invisible char corresponding
2463            * to the preedit, fix preedit_length to be the length of
2464            * the invisible chars representing the preedit
2465            */
2466           cursor_index =
2467             g_utf8_offset_to_pointer (tmp_string->str, entry->current_pos) -
2468             tmp_string->str;
2469           preedit_length =
2470             preedit_len_chars *
2471             g_unichar_to_utf8 (invisible_char, NULL);
2472         }
2473
2474       pango_layout_set_text (layout, tmp_string->str, tmp_string->len);
2475
2476       pango_attr_list_splice (tmp_attrs, preedit_attrs,
2477                               cursor_index, preedit_length);
2478
2479       g_string_free (tmp_string, TRUE);
2480     }
2481   else
2482     {
2483       if (entry->visible)
2484         {
2485           pango_layout_set_text (layout, entry->text, entry->n_bytes);
2486         }
2487       else
2488         {
2489           GString *str = g_string_new (NULL);
2490           gunichar invisible_char;
2491
2492           if (entry->invisible_char != 0)
2493             invisible_char = entry->invisible_char;
2494           else
2495             invisible_char = ' '; /* just pick a char */
2496
2497           append_char (str, invisible_char, entry->text_length);
2498           pango_layout_set_text (layout, str->str, str->len);
2499           g_string_free (str, TRUE);
2500         }
2501     }
2502
2503   pango_layout_set_attributes (layout, tmp_attrs);
2504
2505   if (preedit_string)
2506     g_free (preedit_string);
2507   if (preedit_attrs)
2508     pango_attr_list_unref (preedit_attrs);
2509
2510   pango_attr_list_unref (tmp_attrs);
2511
2512   return layout;
2513 }
2514
2515 static PangoLayout *
2516 gtk_entry_ensure_layout (GtkEntry *entry,
2517                          gboolean  include_preedit)
2518 {
2519   if (entry->preedit_length > 0 &&
2520       !include_preedit != !entry->cache_includes_preedit)
2521     gtk_entry_reset_layout (entry);
2522
2523   if (!entry->cached_layout)
2524     {
2525       entry->cached_layout = gtk_entry_create_layout (entry, include_preedit);
2526       entry->cache_includes_preedit = include_preedit;
2527     }
2528
2529   return entry->cached_layout;
2530 }
2531
2532 static void
2533 get_layout_position (GtkEntry *entry,
2534                      gint     *x,
2535                      gint     *y)
2536 {
2537   PangoLayout *layout;
2538   PangoRectangle logical_rect;
2539   gint area_width, area_height;
2540   gint y_pos;
2541   PangoLayoutLine *line;
2542
2543   layout = gtk_entry_ensure_layout (entry, TRUE);
2544
2545   get_text_area_size (entry, NULL, NULL, &area_width, &area_height);
2546
2547   area_height = PANGO_SCALE * (area_height - 2 * INNER_BORDER);
2548
2549   line = pango_layout_get_lines (layout)->data;
2550   pango_layout_line_get_extents (line, NULL, &logical_rect);
2551
2552   /* Align primarily for locale's ascent/descent */
2553   y_pos = ((area_height - entry->ascent - entry->descent) / 2 +
2554            entry->ascent + logical_rect.y);
2555
2556   /* Now see if we need to adjust to fit in actual drawn string */
2557   if (logical_rect.height > area_height)
2558     y_pos = (area_height - logical_rect.height) / 2;
2559   else if (y_pos < 0)
2560     y_pos = 0;
2561   else if (y_pos + logical_rect.height > area_height)
2562     y_pos = area_height - logical_rect.height;
2563
2564   y_pos = INNER_BORDER + y_pos / PANGO_SCALE;
2565
2566   if (x)
2567     *x = INNER_BORDER - entry->scroll_offset;
2568
2569   if (y)
2570     *y = y_pos;
2571 }
2572
2573 static void
2574 gtk_entry_draw_text (GtkEntry *entry)
2575 {
2576   GtkWidget *widget;
2577   PangoLayoutLine *line;
2578
2579   if (!entry->visible && entry->invisible_char == 0)
2580     return;
2581
2582   if (GTK_WIDGET_DRAWABLE (entry))
2583     {
2584       PangoLayout *layout = gtk_entry_ensure_layout (entry, TRUE);
2585       gint area_width, area_height;
2586       gint x, y;
2587       gint start_pos, end_pos;
2588
2589       widget = GTK_WIDGET (entry);
2590
2591       get_layout_position (entry, &x, &y);
2592
2593       get_text_area_size (entry, NULL, NULL, &area_width, &area_height);
2594
2595       gtk_paint_flat_box (widget->style, entry->text_area,
2596                           GTK_WIDGET_STATE(widget), GTK_SHADOW_NONE,
2597                           NULL, widget, "entry_bg",
2598                           0, 0, area_width, area_height);
2599
2600       gdk_draw_layout (entry->text_area, widget->style->text_gc [widget->state],
2601                        x, y,
2602                        layout);
2603
2604       if (gtk_editable_get_selection_bounds (GTK_EDITABLE (entry), &start_pos, &end_pos))
2605         {
2606           gint *ranges;
2607           gint n_ranges, i;
2608           PangoRectangle logical_rect;
2609           gint start_index = g_utf8_offset_to_pointer (entry->text, start_pos) - entry->text;
2610           gint end_index = g_utf8_offset_to_pointer (entry->text, end_pos) - entry->text;
2611           GdkRegion *clip_region = gdk_region_new ();
2612           GdkGC *text_gc;
2613           GdkGC *selection_gc;
2614
2615           line = pango_layout_get_lines (layout)->data;
2616
2617           pango_layout_line_get_x_ranges (line, start_index, end_index, &ranges, &n_ranges);
2618
2619           pango_layout_get_extents (layout, NULL, &logical_rect);
2620
2621           if (GTK_WIDGET_HAS_FOCUS (entry))
2622             {
2623               selection_gc = widget->style->base_gc [GTK_STATE_SELECTED];
2624               text_gc = widget->style->text_gc [GTK_STATE_SELECTED];
2625             }
2626           else
2627             {
2628               selection_gc = widget->style->base_gc [GTK_STATE_ACTIVE];
2629               text_gc = widget->style->text_gc [GTK_STATE_ACTIVE];
2630             }
2631
2632           for (i=0; i < n_ranges; i++)
2633             {
2634               GdkRectangle rect;
2635
2636               rect.x = INNER_BORDER - entry->scroll_offset + ranges[2*i] / PANGO_SCALE;
2637               rect.y = y;
2638               rect.width = (ranges[2*i + 1] - ranges[2*i]) / PANGO_SCALE;
2639               rect.height = logical_rect.height / PANGO_SCALE;
2640
2641               gdk_draw_rectangle (entry->text_area, selection_gc, TRUE,
2642                                   rect.x, rect.y, rect.width, rect.height);
2643
2644               gdk_region_union_with_rect (clip_region, &rect);
2645             }
2646
2647           gdk_gc_set_clip_region (text_gc, clip_region);
2648           gdk_draw_layout (entry->text_area, text_gc,
2649                            x, y,
2650                            layout);
2651           gdk_gc_set_clip_region (text_gc, NULL);
2652
2653           gdk_region_destroy (clip_region);
2654           g_free (ranges);
2655         }
2656     }
2657 }
2658
2659 static void
2660 gtk_entry_draw_cursor (GtkEntry  *entry,
2661                        CursorType type)
2662 {
2663   GtkTextDirection keymap_direction =
2664     (gdk_keymap_get_direction (gdk_keymap_get_default ()) == PANGO_DIRECTION_LTR) ?
2665     GTK_TEXT_DIR_LTR : GTK_TEXT_DIR_RTL;
2666   GtkTextDirection widget_direction = gtk_widget_get_direction (GTK_WIDGET (entry));
2667
2668   if (GTK_WIDGET_DRAWABLE (entry))
2669     {
2670       GtkWidget *widget = GTK_WIDGET (entry);
2671       GdkRectangle cursor_location;
2672       gboolean split_cursor;
2673
2674       gint xoffset = INNER_BORDER - entry->scroll_offset;
2675       gint strong_x, weak_x;
2676       gint text_area_height;
2677       GdkGC *gc1 = NULL;
2678       GdkGC *gc2 = NULL;
2679       GtkTextDirection dir1 = GTK_TEXT_DIR_NONE;
2680       GtkTextDirection dir2 = GTK_TEXT_DIR_NONE;
2681       gint x1 = 0;
2682       gint x2 = 0;
2683
2684       gdk_window_get_size (entry->text_area, NULL, &text_area_height);
2685
2686       gtk_entry_get_cursor_locations (entry, type, &strong_x, &weak_x);
2687
2688       g_object_get (gtk_widget_get_settings (widget),
2689                     "gtk-split-cursor", &split_cursor,
2690                     NULL);
2691
2692       if (split_cursor)
2693         {
2694           gc1 = entry->cursor_gc;
2695           x1 = strong_x;
2696
2697           if (weak_x != strong_x)
2698             {
2699               dir1 = widget_direction;
2700               dir2 = (widget_direction == GTK_TEXT_DIR_LTR) ? GTK_TEXT_DIR_RTL : GTK_TEXT_DIR_LTR;
2701
2702               gc2 = widget->style->text_gc[GTK_STATE_NORMAL];
2703               x2 = weak_x;
2704             }
2705         }
2706       else
2707         {
2708           gc1 = entry->cursor_gc;
2709
2710           if (keymap_direction == widget_direction)
2711             x1 = strong_x;
2712           else
2713             x1 = weak_x;
2714         }
2715
2716       cursor_location.x = xoffset + x1;
2717       cursor_location.y = INNER_BORDER;
2718       cursor_location.width = 0;
2719       cursor_location.height = text_area_height - 2 * INNER_BORDER ;
2720
2721       _gtk_draw_insertion_cursor (entry->text_area, gc1,
2722                                   &cursor_location, dir1);
2723
2724       if (gc2)
2725         {
2726           cursor_location.x = xoffset + x2;
2727           _gtk_draw_insertion_cursor (entry->text_area, gc2,
2728                                       &cursor_location, dir2);
2729         }
2730     }
2731 }
2732
2733 static void
2734 gtk_entry_queue_draw (GtkEntry *entry)
2735 {
2736   if (GTK_WIDGET_REALIZED (entry))
2737     gdk_window_invalidate_rect (entry->text_area, NULL, FALSE);
2738 }
2739
2740 static void
2741 gtk_entry_reset_im_context (GtkEntry *entry)
2742 {
2743   if (entry->need_im_reset)
2744     {
2745       entry->need_im_reset = 0;
2746       gtk_im_context_reset (entry->im_context);
2747     }
2748 }
2749
2750 static gint
2751 gtk_entry_find_position (GtkEntry *entry,
2752                          gint      x)
2753 {
2754   PangoLayout *layout;
2755   PangoLayoutLine *line;
2756   gint index;
2757   gint pos;
2758   gboolean trailing;
2759   gint cursor_index = g_utf8_offset_to_pointer (entry->text, entry->current_pos) - entry->text;
2760
2761   layout = gtk_entry_ensure_layout (entry, TRUE);
2762
2763   line = pango_layout_get_lines (layout)->data;
2764   pango_layout_line_x_to_index (line, x * PANGO_SCALE, &index, &trailing);
2765
2766   if (index >= cursor_index && entry->preedit_length)
2767     {
2768       if (index >= cursor_index + entry->preedit_length)
2769         index -= entry->preedit_length;
2770       else
2771         {
2772           index = cursor_index;
2773           trailing = 0;
2774         }
2775     }
2776
2777   pos = g_utf8_pointer_to_offset (entry->text, entry->text + index);
2778   pos += trailing;
2779
2780   return pos;
2781 }
2782
2783 static void
2784 gtk_entry_get_cursor_locations (GtkEntry   *entry,
2785                                 CursorType  type,
2786                                 gint       *strong_x,
2787                                 gint       *weak_x)
2788 {
2789   PangoLayout *layout = gtk_entry_ensure_layout (entry, TRUE);
2790   const gchar *text;
2791   PangoRectangle strong_pos, weak_pos;
2792   gint index;
2793
2794   if (type == CURSOR_STANDARD)
2795     {
2796       text = pango_layout_get_text (layout);
2797       index = g_utf8_offset_to_pointer (text, entry->current_pos + entry->preedit_cursor) - text;
2798     }
2799   else /* type == CURSOR_DND */
2800     {
2801       index = g_utf8_offset_to_pointer (entry->text, entry->dnd_position) - entry->text;
2802       if (entry->dnd_position > entry->current_pos)
2803         index += entry->preedit_length;
2804     }
2805
2806   pango_layout_get_cursor_pos (layout, index, &strong_pos, &weak_pos);
2807
2808   if (strong_x)
2809     *strong_x = strong_pos.x / PANGO_SCALE;
2810
2811   if (weak_x)
2812     *weak_x = weak_pos.x / PANGO_SCALE;
2813 }
2814
2815 static void
2816 gtk_entry_adjust_scroll (GtkEntry *entry)
2817 {
2818   gint min_offset, max_offset;
2819   gint text_area_width;
2820   gint strong_x, weak_x;
2821   gint strong_xoffset, weak_xoffset;
2822   PangoLayout *layout;
2823   PangoLayoutLine *line;
2824   PangoRectangle logical_rect;
2825
2826   if (!GTK_WIDGET_REALIZED (entry))
2827     return;
2828
2829   gdk_window_get_size (entry->text_area, &text_area_width, NULL);
2830   text_area_width -= 2 * INNER_BORDER;
2831
2832   layout = gtk_entry_ensure_layout (entry, TRUE);
2833   line = pango_layout_get_lines (layout)->data;
2834
2835   pango_layout_line_get_extents (line, NULL, &logical_rect);
2836
2837   /* Display as much text as we can */
2838
2839   if (gtk_widget_get_direction (GTK_WIDGET (entry)) == GTK_TEXT_DIR_LTR)
2840     {
2841       min_offset = 0;
2842       max_offset = MAX (min_offset, logical_rect.width / PANGO_SCALE - text_area_width);
2843     }
2844   else
2845     {
2846       max_offset = logical_rect.width / PANGO_SCALE - text_area_width;
2847       min_offset = MIN (0, max_offset);
2848     }
2849
2850   entry->scroll_offset = CLAMP (entry->scroll_offset, min_offset, max_offset);
2851
2852   /* And make sure cursors are on screen. Note that the cursor is
2853    * actually drawn one pixel into the INNER_BORDER space on
2854    * the right, when the scroll is at the utmost right. This
2855    * looks better to to me than confining the cursor inside the
2856    * border entirely, though it means that the cursor gets one
2857    * pixel closer to the the edge of the widget on the right than
2858    * on the left. This might need changing if one changed
2859    * INNER_BORDER from 2 to 1, as one would do on a
2860    * small-screen-real-estate display.
2861    *
2862    * We always make sure that the strong cursor is on screen, and
2863    * put the weak cursor on screen if possible.
2864    */
2865
2866   gtk_entry_get_cursor_locations (entry, CURSOR_STANDARD, &strong_x, &weak_x);
2867
2868   strong_xoffset = strong_x - entry->scroll_offset;
2869
2870   if (strong_xoffset < 0)
2871     {
2872       entry->scroll_offset += strong_xoffset;
2873       strong_xoffset = 0;
2874     }
2875   else if (strong_xoffset > text_area_width)
2876     {
2877       entry->scroll_offset += strong_xoffset - text_area_width;
2878       strong_xoffset = text_area_width;
2879     }
2880
2881   weak_xoffset = weak_x - entry->scroll_offset;
2882
2883   if (weak_xoffset < 0 && strong_xoffset - weak_xoffset <= text_area_width)
2884     {
2885       entry->scroll_offset += weak_xoffset;
2886     }
2887   else if (weak_xoffset > text_area_width &&
2888            strong_xoffset - (weak_xoffset - text_area_width) >= 0)
2889     {
2890       entry->scroll_offset += weak_xoffset - text_area_width;
2891     }
2892
2893   g_object_notify (G_OBJECT (entry), "scroll_offset");
2894 }
2895
2896 static gint
2897 gtk_entry_move_visually (GtkEntry *entry,
2898                          gint      start,
2899                          gint      count)
2900 {
2901   gint index;
2902   PangoLayout *layout = gtk_entry_ensure_layout (entry, FALSE);
2903   const gchar *text;
2904
2905   text = pango_layout_get_text (layout);
2906
2907   index = g_utf8_offset_to_pointer (text, start) - text;
2908
2909   while (count != 0)
2910     {
2911       int new_index, new_trailing;
2912       gboolean split_cursor;
2913       gboolean strong;
2914
2915       g_object_get (gtk_widget_get_settings (GTK_WIDGET (entry)),
2916                     "gtk-split-cursor", &split_cursor,
2917                     NULL);
2918
2919       if (split_cursor)
2920         strong = TRUE;
2921       else
2922         {
2923           GtkTextDirection keymap_direction =
2924             (gdk_keymap_get_direction (gdk_keymap_get_default ()) == PANGO_DIRECTION_LTR) ?
2925             GTK_TEXT_DIR_LTR : GTK_TEXT_DIR_RTL;
2926
2927           strong = keymap_direction == gtk_widget_get_direction (GTK_WIDGET (entry));
2928         }
2929
2930       if (count > 0)
2931         {
2932           pango_layout_move_cursor_visually (layout, strong, index, 0, 1, &new_index, &new_trailing);
2933           count--;
2934         }
2935       else
2936         {
2937           pango_layout_move_cursor_visually (layout, strong, index, 0, -1, &new_index, &new_trailing);
2938           count++;
2939         }
2940
2941       if (new_index < 0 || new_index == G_MAXINT)
2942         break;
2943
2944       index = new_index;
2945
2946       while (new_trailing--)
2947         index = g_utf8_next_char (entry->text + new_index) - entry->text;
2948     }
2949
2950   return g_utf8_pointer_to_offset (text, text + index);
2951 }
2952
2953 static gint
2954 gtk_entry_move_logically (GtkEntry *entry,
2955                           gint      start,
2956                           gint      count)
2957 {
2958   gint new_pos = start;
2959
2960   /* Prevent any leak of information */
2961   if (!entry->visible)
2962     {
2963       new_pos = CLAMP (start + count, 0, entry->text_length);
2964     }
2965   else if (entry->text)
2966     {
2967       PangoLayout *layout = gtk_entry_ensure_layout (entry, FALSE);
2968       PangoLogAttr *log_attrs;
2969       gint n_attrs;
2970
2971       pango_layout_get_log_attrs (layout, &log_attrs, &n_attrs);
2972
2973       while (count > 0 && new_pos < entry->text_length)
2974         {
2975           do
2976             new_pos++;
2977           while (new_pos < entry->text_length && !log_attrs[new_pos].is_cursor_position);
2978
2979           count--;
2980         }
2981       while (count < 0 && new_pos > 0)
2982         {
2983           do
2984             new_pos--;
2985           while (new_pos > 0 && !log_attrs[new_pos].is_cursor_position);
2986
2987           count++;
2988         }
2989
2990       g_free (log_attrs);
2991     }
2992
2993   return new_pos;
2994 }
2995
2996 static gint
2997 gtk_entry_move_forward_word (GtkEntry *entry,
2998                              gint      start)
2999 {
3000   gint new_pos = start;
3001
3002   /* Prevent any leak of information */
3003   if (!entry->visible)
3004     {
3005       new_pos = entry->text_length;
3006     }
3007   else if (entry->text && (new_pos < entry->text_length))
3008     {
3009       PangoLayout *layout = gtk_entry_ensure_layout (entry, FALSE);
3010       PangoLogAttr *log_attrs;
3011       gint n_attrs;
3012
3013       pango_layout_get_log_attrs (layout, &log_attrs, &n_attrs);
3014
3015       /* Find the next word end */
3016       new_pos++;
3017       while (new_pos < n_attrs && !log_attrs[new_pos].is_word_end)
3018         new_pos++;
3019
3020       g_free (log_attrs);
3021     }
3022
3023   return new_pos;
3024 }
3025
3026
3027 static gint
3028 gtk_entry_move_backward_word (GtkEntry *entry,
3029                               gint      start)
3030 {
3031   gint new_pos = start;
3032
3033   /* Prevent any leak of information */
3034   if (!entry->visible)
3035     {
3036       new_pos = 0;
3037     }
3038   else if (entry->text && start > 0)
3039     {
3040       PangoLayout *layout = gtk_entry_ensure_layout (entry, FALSE);
3041       PangoLogAttr *log_attrs;
3042       gint n_attrs;
3043
3044       pango_layout_get_log_attrs (layout, &log_attrs, &n_attrs);
3045
3046       new_pos = start - 1;
3047
3048       /* Find the previous word beginning */
3049       while (new_pos > 0 && !log_attrs[new_pos].is_word_start)
3050         new_pos--;
3051
3052       g_free (log_attrs);
3053     }
3054
3055   return new_pos;
3056 }
3057
3058 static void
3059 gtk_entry_delete_whitespace (GtkEntry *entry)
3060 {
3061   PangoLayout *layout = gtk_entry_ensure_layout (entry, FALSE);
3062   PangoLogAttr *log_attrs;
3063   gint n_attrs;
3064   gint start, end;
3065
3066   pango_layout_get_log_attrs (layout, &log_attrs, &n_attrs);
3067
3068   start = end = entry->current_pos;
3069
3070   while (start > 0 && log_attrs[start-1].is_white)
3071     start--;
3072
3073   while (end < n_attrs && log_attrs[start-1].is_white)
3074     end++;
3075
3076   g_free (log_attrs);
3077
3078   if (start != end)
3079     gtk_editable_delete_text (GTK_EDITABLE (entry), start, end);
3080 }
3081
3082
3083 static void
3084 gtk_entry_select_word (GtkEntry *entry)
3085 {
3086   gint start_pos = gtk_entry_move_backward_word (entry, entry->current_pos);
3087   gint end_pos = gtk_entry_move_forward_word (entry, entry->current_pos);
3088
3089   gtk_editable_select_region (GTK_EDITABLE (entry), start_pos, end_pos);
3090 }
3091
3092 static void
3093 gtk_entry_select_line (GtkEntry *entry)
3094 {
3095   gtk_editable_select_region (GTK_EDITABLE (entry), 0, -1);
3096 }
3097
3098 /*
3099  * Like gtk_editable_get_chars, but if the editable is not
3100  * visible, return asterisks; also convert result to UTF-8.
3101  */
3102 static char *
3103 gtk_entry_get_public_chars (GtkEntry *entry,
3104                             gint      start,
3105                             gint      end)
3106 {
3107   if (end < 0)
3108     end = entry->text_length;
3109
3110   if (entry->visible)
3111     return gtk_editable_get_chars (GTK_EDITABLE (entry), start, end);
3112   else
3113     {
3114       gchar *str;
3115       gint i;
3116       gint n_chars = end - start;
3117
3118       str = g_malloc (n_chars + 1);
3119       for (i = 0; i < n_chars; i++)
3120         str[i] = '*';
3121       str[i] = '\0';
3122
3123       return str;
3124     }
3125
3126 }
3127
3128 static void
3129 paste_received (GtkClipboard *clipboard,
3130                 const gchar  *text,
3131                 gpointer      data)
3132 {
3133   GtkEntry *entry = GTK_ENTRY (data);
3134   GtkEditable *editable = GTK_EDITABLE (entry);
3135
3136   if (text)
3137     {
3138       gint pos, start, end;
3139
3140       if (gtk_editable_get_selection_bounds (editable, &start, &end))
3141         gtk_editable_delete_text (editable, start, end);
3142
3143       pos = entry->current_pos;
3144       gtk_editable_insert_text (editable, text, -1, &pos);
3145       gtk_editable_set_position (editable, pos);
3146     }
3147
3148   g_object_unref (G_OBJECT (entry));
3149 }
3150
3151 static void
3152 gtk_entry_paste (GtkEntry *entry,
3153                  GdkAtom   selection)
3154 {
3155   g_object_ref (G_OBJECT (entry));
3156   gtk_clipboard_request_text (gtk_clipboard_get (selection),
3157                               paste_received, entry);
3158 }
3159
3160 static void
3161 primary_get_cb (GtkClipboard     *clipboard,
3162                 GtkSelectionData *selection_data,
3163                 guint             info,
3164                 gpointer          data)
3165 {
3166   GtkEntry *entry = GTK_ENTRY (data);
3167   gint start, end;
3168
3169   if (gtk_editable_get_selection_bounds (GTK_EDITABLE (entry), &start, &end))
3170     {
3171       gchar *str = gtk_entry_get_public_chars (entry, start, end);
3172       gtk_selection_data_set_text (selection_data, str, -1);
3173       g_free (str);
3174     }
3175 }
3176
3177 static void
3178 primary_clear_cb (GtkClipboard *clipboard,
3179                   gpointer      data)
3180 {
3181   GtkEntry *entry = GTK_ENTRY (data);
3182
3183   gtk_editable_select_region (GTK_EDITABLE (entry), entry->current_pos, entry->current_pos);
3184 }
3185
3186 static void
3187 gtk_entry_update_primary_selection (GtkEntry *entry)
3188 {
3189   static const GtkTargetEntry targets[] = {
3190     { "UTF8_STRING", 0, 0 },
3191     { "STRING", 0, 0 },
3192     { "TEXT",   0, 0 },
3193     { "COMPOUND_TEXT", 0, 0 }
3194   };
3195
3196   GtkClipboard *clipboard = gtk_clipboard_get (GDK_SELECTION_PRIMARY);
3197   gint start, end;
3198
3199   if (gtk_editable_get_selection_bounds (GTK_EDITABLE (entry), &start, &end))
3200     {
3201       if (!gtk_clipboard_set_with_owner (clipboard, targets, G_N_ELEMENTS (targets),
3202                                          primary_get_cb, primary_clear_cb, G_OBJECT (entry)))
3203         primary_clear_cb (clipboard, entry);
3204     }
3205   else
3206     {
3207       if (gtk_clipboard_get_owner (clipboard) == G_OBJECT (entry))
3208         gtk_clipboard_clear (clipboard);
3209     }
3210 }
3211
3212 /* Public API
3213  */
3214
3215 GtkWidget*
3216 gtk_entry_new (void)
3217 {
3218   return GTK_WIDGET (gtk_type_new (GTK_TYPE_ENTRY));
3219 }
3220
3221 GtkWidget*
3222 gtk_entry_new_with_max_length (gint max)
3223 {
3224   GtkEntry *entry;
3225
3226   entry = gtk_type_new (GTK_TYPE_ENTRY);
3227   entry->text_max_length = max;
3228
3229   return GTK_WIDGET (entry);
3230 }
3231
3232 void
3233 gtk_entry_set_text (GtkEntry *entry,
3234                     const gchar *text)
3235 {
3236   gint tmp_pos;
3237
3238   g_return_if_fail (GTK_IS_ENTRY (entry));
3239   g_return_if_fail (text != NULL);
3240
3241   gtk_editable_delete_text (GTK_EDITABLE (entry), 0, -1);
3242
3243   tmp_pos = 0;
3244   gtk_editable_insert_text (GTK_EDITABLE (editable), text, strlen (text), &tmp_pos);
3245 }
3246
3247 void
3248 gtk_entry_append_text (GtkEntry *entry,
3249                        const gchar *text)
3250 {
3251   gint tmp_pos;
3252
3253   g_return_if_fail (GTK_IS_ENTRY (entry));
3254   g_return_if_fail (text != NULL);
3255
3256   tmp_pos = entry->text_length;
3257   gtk_editable_insert_text (GTK_EDITABLE (entry), text, -1, &tmp_pos);
3258 }
3259
3260 void
3261 gtk_entry_prepend_text (GtkEntry *entry,
3262                         const gchar *text)
3263 {
3264   gint tmp_pos;
3265
3266   g_return_if_fail (GTK_IS_ENTRY (entry));
3267   g_return_if_fail (text != NULL);
3268
3269   tmp_pos = 0;
3270   gtk_editable_insert_text (GTK_EDITABLE (entry), text, -1, &tmp_pos);
3271 }
3272
3273 void
3274 gtk_entry_set_position (GtkEntry *entry,
3275                         gint       position)
3276 {
3277   g_return_if_fail (GTK_IS_ENTRY (entry));
3278
3279   gtk_editable_set_position (GTK_EDITABLE (entry), position);
3280 }
3281
3282 void
3283 gtk_entry_set_visibility (GtkEntry *entry,
3284                           gboolean visible)
3285 {
3286   g_return_if_fail (GTK_IS_ENTRY (entry));
3287
3288   entry->visible = visible ? TRUE : FALSE;
3289   g_object_notify (G_OBJECT (entry), "visibility");
3290   gtk_entry_recompute (entry);
3291 }
3292
3293 /**
3294  * gtk_entry_get_visibility:
3295  * @entry: a #GtkEntry
3296  *
3297  * Retrieves whether the text in @entry is visible. See
3298  * gtk_entry_set_visibility().
3299  *
3300  * Return value: %TRUE if the text is currently visible
3301  **/
3302 gboolean
3303 gtk_entry_get_visibility (GtkEntry *entry)
3304 {
3305   g_return_val_if_fail (GTK_IS_ENTRY (entry), FALSE);
3306
3307   return entry->visible;
3308 }
3309
3310 /**
3311  * gtk_entry_set_invisible_char:
3312  * @entry: a #GtkEntry
3313  * @ch: a Unicode character
3314  *
3315  * Sets the character to use in place of the actual text when
3316  * gtk_entry_set_visibility() has been called to set text visibility
3317  * to %FALSE. i.e. this is the character used in "password mode" to
3318  * show the user how many characters have been typed. The default
3319  * invisible char is an asterisk ('*').  If you set the invisible char
3320  * to 0, then the user will get no feedback at all; there will be
3321  * no text on the screen as they type.
3322  *
3323  **/
3324 void
3325 gtk_entry_set_invisible_char (GtkEntry *entry,
3326                               gunichar  ch)
3327 {
3328   g_return_if_fail (GTK_IS_ENTRY (entry));
3329
3330   if (ch == entry->invisible_char)
3331     return;
3332
3333   entry->invisible_char = ch;
3334   g_object_notify (G_OBJECT (entry), "invisible_char");
3335   gtk_entry_recompute (entry);
3336 }
3337
3338 /**
3339  * gtk_entry_get_invisible_char:
3340  * @entry: a #GtkEntry
3341  *
3342  * Retrieves the character displayed in place of the real characters
3343  * for entries with visisbility set to false. See gtk_entry_set_invisible_char().
3344  *
3345  * Return value: the current invisible char, or 0, if the entry does not
3346  *               show invisible text at all.
3347  **/
3348 gunichar
3349 gtk_entry_get_invisible_char (GtkEntry *entry)
3350 {
3351   g_return_val_if_fail (GTK_IS_ENTRY (entry), 0);
3352
3353   return entry->invisible_char;
3354 }
3355
3356 void
3357 gtk_entry_set_editable (GtkEntry *entry,
3358                         gboolean  editable)
3359 {
3360   g_return_if_fail (GTK_IS_ENTRY (entry));
3361
3362   gtk_editable_set_editable (GTK_EDITABLE (entry), editable);
3363 }
3364
3365 G_CONST_RETURN gchar*
3366 gtk_entry_get_text (GtkEntry *entry)
3367 {
3368   g_return_val_if_fail (GTK_IS_ENTRY (entry), NULL);
3369
3370   return entry->text;
3371 }
3372
3373 void
3374 gtk_entry_select_region  (GtkEntry       *entry,
3375                           gint            start,
3376                           gint            end)
3377 {
3378   gtk_editable_select_region (GTK_EDITABLE (entry), start, end);
3379 }
3380
3381 void
3382 gtk_entry_set_max_length (GtkEntry     *entry,
3383                           gint          max)
3384 {
3385   g_return_if_fail (GTK_IS_ENTRY (entry));
3386
3387   if (max > 0 && entry->text_length > max)
3388     gtk_editable_delete_text (GTK_EDITABLE (entry), max, -1);
3389
3390   entry->text_max_length = max;
3391   g_object_notify (G_OBJECT (entry), "max_length");
3392 }
3393
3394 /**
3395  * gtk_entry_get_max_length:
3396  * @entry: a #GtkEntry
3397  *
3398  * Retrieves the maximum allowed length of the text in
3399  * @entry. See gtk_entry_set_max_length().
3400  *
3401  * Return value: the maximum allowed number of characters
3402  *               in #GtkEntry, or 0 if there is no maximum.
3403  **/
3404 gint
3405 gtk_entry_get_max_length (GtkEntry *entry)
3406 {
3407   g_return_val_if_fail (GTK_IS_ENTRY (entry), 0);
3408
3409   return entry->text_max_length;
3410 }
3411
3412 /**
3413  * gtk_entry_set_activates_default:
3414  * @entry: a #GtkEntry
3415  * @setting: %TRUE to activate window's default widget on Enter keypress
3416  *
3417  * If @setting is %TRUE, pressing Enter in the @entry will activate the default
3418  * widget for the window containing the entry. This usually means that
3419  * the dialog box containing the entry will be closed, since the default
3420  * widget is usually one of the dialog buttons.
3421  *
3422  * (For experts: if @setting is %TRUE, the entry calls
3423  * gtk_window_activate_default() on the window containing the entry, in
3424  * the default handler for the "activate" signal.)
3425  *
3426  **/
3427 void
3428 gtk_entry_set_activates_default (GtkEntry *entry,
3429                                  gboolean  setting)
3430 {
3431   g_return_if_fail (GTK_IS_ENTRY (entry));
3432   setting = setting != FALSE;
3433
3434   if (setting != entry->activates_default)
3435     {
3436       entry->activates_default = setting;
3437       g_object_notify (G_OBJECT (entry), "activates_default");
3438     }
3439 }
3440
3441 /**
3442  * gtk_entry_get_activates_default:
3443  * @entry: a #GtkEntry
3444  *
3445  * Retrieves the value set by gtk_entry_set_activates_default().
3446  *
3447  * Return value: %TRUE if the entry will activate the default widget
3448  **/
3449 gboolean
3450 gtk_entry_get_activates_default (GtkEntry *entry)
3451 {
3452   g_return_val_if_fail (GTK_IS_ENTRY (entry), FALSE);
3453
3454   return entry->activates_default;
3455 }
3456
3457 /**
3458  * gtk_entry_set_width_chars:
3459  * @entry: a #GtkEntry
3460  * @n_chars: width in chars
3461  *
3462  * Changes the size request of the entry to be about the right size
3463  * for @n_chars characters. Note that it changes the size
3464  * <emphasis>request</emphasis>, the size can still be affected by
3465  * how you pack the widget into containers. If @n_chars is -1, the
3466  * size reverts to the default entry size.
3467  *
3468  **/
3469 void
3470 gtk_entry_set_width_chars (GtkEntry *entry,
3471                            gint      n_chars)
3472 {
3473   g_return_if_fail (GTK_IS_ENTRY (entry));
3474
3475   if (entry->width_chars != n_chars)
3476     {
3477       entry->width_chars = n_chars;
3478       g_object_notify (G_OBJECT (entry), "width_chars");
3479       gtk_widget_queue_resize (GTK_WIDGET (entry));
3480     }
3481 }
3482
3483 /**
3484  * gtk_entry_get_width_chars:
3485  * @entry: a #GtkEntry
3486  *
3487  * Gets the value set by gtk_entry_set_width_chars().
3488  *
3489  * Return value: number of chars to request space for, or negative if unset
3490  **/
3491 gint
3492 gtk_entry_get_width_chars (GtkEntry *entry)
3493 {
3494   g_return_val_if_fail (GTK_IS_ENTRY (entry), 0);
3495
3496   return entry->width_chars;
3497 }
3498
3499 /**
3500  * gtk_entry_set_has_frame:
3501  * @entry: a #GtkEntry
3502  * @setting: new value
3503  *
3504  * Sets whether the entry has a beveled frame around it.
3505  **/
3506 void
3507 gtk_entry_set_has_frame (GtkEntry *entry,
3508                          gboolean  setting)
3509 {
3510   g_return_if_fail (GTK_IS_ENTRY (entry));
3511
3512   setting = (setting != FALSE);
3513
3514   if (entry->has_frame == setting)
3515     return;
3516
3517   gtk_widget_queue_resize (GTK_WIDGET (entry));
3518   entry->has_frame = setting;
3519   g_object_notify (G_OBJECT (entry), "has_frame");
3520 }
3521
3522 /**
3523  * gtk_entry_get_has_frame:
3524  * @entry: a #GtkEntry
3525  *
3526  * Gets the value set by gtk_entry_set_has_frame().
3527  *
3528  * Return value: whether the entry has a beveled frame
3529  **/
3530 gboolean
3531 gtk_entry_get_has_frame (GtkEntry *entry)
3532 {
3533   g_return_val_if_fail (GTK_IS_ENTRY (entry), FALSE);
3534
3535   return entry->has_frame;
3536 }
3537
3538
3539 /**
3540  * gtk_entry_get_layout:
3541  * @entry: a #GtkEntry
3542  *
3543  * Gets the #PangoLayout used to display the entry.
3544  * The layout is useful to e.g. convert text positions to
3545  * pixel positions, in combination with gtk_entry_get_layout_offsets().
3546  * The returned layout is owned by the entry so need not be
3547  * freed by the caller.
3548  *
3549  * Keep in mind that the layout text may contain a preedit string, so
3550  * gtk_entry_layout_index_to_text_index() and
3551  * gtk_entry_text_index_to_layout_index() are needed to convert byte
3552  * indices in the layout to byte indices in the entry contents.
3553  *
3554  * Return value: the #PangoLayout for this entry
3555  **/
3556 PangoLayout*
3557 gtk_entry_get_layout (GtkEntry *entry)
3558 {
3559   PangoLayout *layout;
3560
3561   g_return_val_if_fail (GTK_IS_ENTRY (entry), NULL);
3562
3563   layout = gtk_entry_ensure_layout (entry, TRUE);
3564
3565   return layout;
3566 }
3567
3568
3569 /**
3570  * gtk_entry_layout_index_to_text_index:
3571  * @entry: a #GtkEntry
3572  * @layout_index: byte index into the entry layout text
3573  *
3574  * Converts from a position in the entry contents (returned
3575  * by gtk_entry_get_text()) to a position in the
3576  * entry's #PangoLayout (returned by gtk_entry_get_layout(),
3577  * with text retrieved via pango_layout_get_text()).
3578  *
3579  * Return value: byte index into the entry contents
3580  **/
3581 gint
3582 gtk_entry_layout_index_to_text_index (GtkEntry *entry,
3583                                       gint      layout_index)
3584 {
3585   gint cursor_index;
3586
3587   g_return_val_if_fail (GTK_IS_ENTRY (entry), 0);
3588
3589   cursor_index = g_utf8_offset_to_pointer (entry->text, entry->current_pos) - entry->text;
3590
3591   if (layout_index >= cursor_index && entry->preedit_length)
3592     {
3593       if (layout_index >= cursor_index + entry->preedit_length)
3594         layout_index -= entry->preedit_length;
3595       else
3596         layout_index = cursor_index;
3597     }
3598
3599   return layout_index;
3600 }
3601
3602 /**
3603  * gtk_entry_text_index_to_layout_index:
3604  * @entry: a #GtkEntry
3605  * @text_index: byte index into the entry contents
3606  *
3607  * Converts from a position in the entry's #PangoLayout(returned by
3608  * gtk_entry_get_layout()) to a position in the entry contents
3609  * (returned by gtk_entry_get_text()).
3610  *
3611  * Return value: byte index into the entry layout text
3612  **/
3613 gint
3614 gtk_entry_text_index_to_layout_index (GtkEntry *entry,
3615                                       gint      text_index)
3616 {
3617   gint cursor_index;
3618   g_return_val_if_fail (GTK_IS_ENTRY (entry), 0);
3619
3620   cursor_index = g_utf8_offset_to_pointer (entry->text, entry->current_pos) - entry->text;
3621
3622   if (text_index > cursor_index)
3623     text_index += entry->preedit_length;
3624
3625   return text_index;
3626 }
3627
3628 /**
3629  * gtk_entry_get_layout_offsets:
3630  * @entry: a #GtkEntry
3631  * @x: location to store X offset of layout, or %NULL
3632  * @y: location to store Y offset of layout, or %NULL
3633  *
3634  *
3635  * Obtains the position of the #PangoLayout used to render text
3636  * in the entry, in widget coordinates. Useful if you want to line
3637  * up the text in an entry with some other text, e.g. when using the
3638  * entry to implement editable cells in a sheet widget.
3639  *
3640  * Also useful to convert mouse events into coordinates inside the
3641  * #PangoLayout, e.g. to take some action if some part of the entry text
3642  * is clicked.
3643  *
3644  * Note that as the user scrolls around in the entry the offsets will
3645  * change; you'll need to connect to the "notify::scroll_offset"
3646  * signal to track this. Remember when using the #PangoLayout
3647  * functions you need to convert to and from pixels using
3648  * PANGO_PIXELS() or #PANGO_SCALE.
3649  *
3650  * Keep in mind that the layout text may contain a preedit string, so
3651  * gtk_entry_layout_index_to_text_index() and
3652  * gtk_entry_text_index_to_layout_index() are needed to convert byte
3653  * indices in the layout to byte indices in the entry contents.
3654  *
3655  **/
3656 void
3657 gtk_entry_get_layout_offsets (GtkEntry *entry,
3658                               gint     *x,
3659                               gint     *y)
3660 {
3661   gint text_area_x, text_area_y;
3662
3663   g_return_if_fail (GTK_IS_ENTRY (entry));
3664
3665   /* this gets coords relative to text area */
3666   get_layout_position (entry, x, y);
3667
3668   /* convert to widget coords */
3669   get_text_area_size (entry, &text_area_x, &text_area_y, NULL, NULL);
3670
3671   if (x)
3672     *x += text_area_x;
3673
3674   if (y)
3675     *y += text_area_y;
3676 }
3677
3678 /* Quick hack of a popup menu
3679  */
3680 static void
3681 activate_cb (GtkWidget *menuitem,
3682              GtkEntry  *entry)
3683 {
3684   const gchar *signal = gtk_object_get_data (GTK_OBJECT (menuitem), "gtk-signal");
3685   gtk_signal_emit_by_name (GTK_OBJECT (entry), signal);
3686 }
3687
3688
3689 static gboolean
3690 gtk_entry_mnemonic_activate (GtkWidget *widget,
3691                              gboolean   group_cycling)
3692 {
3693   gtk_widget_grab_focus (widget);
3694   return TRUE;
3695 }
3696
3697 static void
3698 append_action_signal (GtkEntry     *entry,
3699                       GtkWidget    *menu,
3700                       const gchar  *stock_id,
3701                       const gchar  *signal,
3702                       gboolean      sensitive)
3703 {
3704   GtkWidget *menuitem = gtk_image_menu_item_new_from_stock (stock_id, NULL);
3705
3706   gtk_object_set_data (GTK_OBJECT (menuitem), "gtk-signal", (char *)signal);
3707   gtk_signal_connect (GTK_OBJECT (menuitem), "activate",
3708                       GTK_SIGNAL_FUNC (activate_cb), entry);
3709
3710   gtk_widget_set_sensitive (menuitem, sensitive);
3711
3712   gtk_widget_show (menuitem);
3713   gtk_menu_shell_append (GTK_MENU_SHELL (menu), menuitem);
3714 }
3715
3716 static void
3717 popup_menu_detach (GtkWidget *attach_widget,
3718                    GtkMenu   *menu)
3719 {
3720   GTK_ENTRY (attach_widget)->popup_menu = NULL;
3721 }
3722
3723 static void
3724 popup_position_func (GtkMenu   *menu,
3725                      gint      *x,
3726                      gint      *y,
3727                      gboolean  *push_in,
3728                      gpointer   user_data)
3729 {
3730   GtkEntry *entry = GTK_ENTRY (user_data);
3731   GtkWidget *widget = GTK_WIDGET (entry);
3732   GtkRequisition req;
3733
3734   g_return_if_fail (GTK_WIDGET_REALIZED (entry));
3735
3736   gdk_window_get_origin (widget->window, x, y);
3737
3738   gtk_widget_size_request (entry->popup_menu, &req);
3739
3740   *x += widget->allocation.width / 2;
3741   *y += widget->allocation.height;
3742
3743   *x = CLAMP (*x, 0, MAX (0, gdk_screen_width () - req.width));
3744   *y = CLAMP (*y, 0, MAX (0, gdk_screen_height () - req.height));
3745 }
3746
3747
3748 static void
3749 unichar_chosen_func (const char *text,
3750                      gpointer    data)
3751 {
3752   GtkEntry *entry = GTK_ENTRY (data);
3753
3754   gtk_entry_enter_text (entry, text);
3755 }
3756
3757 typedef struct
3758 {
3759   GtkEntry *entry;
3760   gint button;
3761   guint time;
3762 } PopupInfo;
3763
3764 static void
3765 popup_targets_received (GtkClipboard     *clipboard,
3766                         GtkSelectionData *data,
3767                         gpointer          user_data)
3768 {
3769   PopupInfo *info = user_data;
3770   GtkEntry *entry = info->entry;
3771
3772   if (GTK_WIDGET_REALIZED (entry))
3773     {
3774       gboolean clipboard_contains_text = gtk_selection_data_targets_include_text (data);
3775       GtkWidget *menuitem;
3776       GtkWidget *submenu;
3777
3778       if (entry->popup_menu)
3779         gtk_widget_destroy (entry->popup_menu);
3780
3781       entry->popup_menu = gtk_menu_new ();
3782
3783       gtk_menu_attach_to_widget (GTK_MENU (entry->popup_menu),
3784                                  GTK_WIDGET (entry),
3785                                  popup_menu_detach);
3786
3787       append_action_signal (entry, entry->popup_menu, GTK_STOCK_CUT, "cut_clipboard",
3788                             entry->editable && entry->current_pos != entry->selection_bound);
3789       append_action_signal (entry, entry->popup_menu, GTK_STOCK_COPY, "copy_clipboard",
3790                             entry->current_pos != entry->selection_bound);
3791       append_action_signal (entry, entry->popup_menu, GTK_STOCK_PASTE, "paste_clipboard",
3792                             entry->editable && clipboard_contains_text);
3793
3794       menuitem = gtk_menu_item_new_with_label (_("Select All"));
3795       gtk_signal_connect_object (GTK_OBJECT (menuitem), "activate",
3796                                  GTK_SIGNAL_FUNC (gtk_entry_select_all), entry);
3797       gtk_widget_show (menuitem);
3798       gtk_menu_shell_append (GTK_MENU_SHELL (entry->popup_menu), menuitem);
3799
3800       menuitem = gtk_separator_menu_item_new ();
3801       gtk_widget_show (menuitem);
3802       gtk_menu_shell_append (GTK_MENU_SHELL (entry->popup_menu), menuitem);
3803
3804       menuitem = gtk_menu_item_new_with_label (_("Input Methods"));
3805       gtk_widget_show (menuitem);
3806       submenu = gtk_menu_new ();
3807       gtk_menu_item_set_submenu (GTK_MENU_ITEM (menuitem), submenu);
3808
3809       gtk_menu_shell_append (GTK_MENU_SHELL (entry->popup_menu), menuitem);
3810
3811       gtk_im_multicontext_append_menuitems (GTK_IM_MULTICONTEXT (entry->im_context),
3812                                             GTK_MENU_SHELL (submenu));
3813
3814       menuitem = gtk_menu_item_new_with_mnemonic (_("_Insert Unicode control character"));
3815       gtk_widget_show (menuitem);
3816
3817       submenu = gtk_menu_new ();
3818       gtk_menu_item_set_submenu (GTK_MENU_ITEM (menuitem), submenu);
3819       gtk_menu_shell_append (GTK_MENU_SHELL (entry->popup_menu), menuitem);
3820
3821       _gtk_text_util_append_special_char_menuitems (GTK_MENU_SHELL (submenu),
3822                                                     unichar_chosen_func,
3823                                                     entry);
3824       if (!entry->editable)
3825         gtk_widget_set_sensitive (menuitem, FALSE);
3826
3827       gtk_signal_emit (GTK_OBJECT (entry),
3828                        signals[POPULATE_POPUP],
3829                        entry->popup_menu);
3830
3831
3832       if (info->button)
3833         gtk_menu_popup (GTK_MENU (entry->popup_menu), NULL, NULL,
3834                         NULL, NULL,
3835                         info->button, info->time);
3836       else
3837         gtk_menu_popup (GTK_MENU (entry->popup_menu), NULL, NULL,
3838                         popup_position_func, entry,
3839                         info->button, info->time);
3840     }
3841
3842   g_object_unref (entry);
3843   g_free (info);
3844 }
3845
3846 static void
3847 gtk_entry_do_popup (GtkEntry       *entry,
3848                     GdkEventButton *event)
3849 {
3850   PopupInfo *info = g_new (PopupInfo, 1);
3851
3852   /* In order to know what entries we should make sensitive, we
3853    * ask for the current targets of the clipboard, and when
3854    * we get them, then we actually pop up the menu.
3855    */
3856   info->entry = g_object_ref (entry);
3857
3858   if (event)
3859     {
3860       info->button = event->button;
3861       info->time = event->time;
3862     }
3863   else
3864     {
3865       info->button = 0;
3866       info->time = gtk_get_current_event_time ();
3867     }
3868
3869   gtk_clipboard_request_contents (gtk_clipboard_get (GDK_SELECTION_CLIPBOARD),
3870                                   gdk_atom_intern ("TARGETS", FALSE),
3871                                   popup_targets_received,
3872                                   info);
3873 }
3874
3875 static void
3876 gtk_entry_popup_menu (GtkWidget *widget)
3877 {
3878   gtk_entry_do_popup (GTK_ENTRY (widget), NULL);
3879 }
3880
3881 static void
3882 gtk_entry_drag_leave (GtkWidget        *widget,
3883                       GdkDragContext   *context,
3884                       guint             time)
3885 {
3886   GtkEntry *entry = GTK_ENTRY (widget);
3887
3888   entry->dnd_position = -1;
3889   gtk_widget_queue_draw (widget);
3890 }
3891
3892 static gboolean
3893 gtk_entry_drag_drop  (GtkWidget        *widget,
3894                       GdkDragContext   *context,
3895                       gint              x,
3896                       gint              y,
3897                       guint             time)
3898 {
3899   GtkEntry *entry = GTK_ENTRY (widget);
3900   GdkAtom target = GDK_NONE;
3901
3902   if (entry->editable)
3903     target = gtk_drag_dest_find_target (widget, context, NULL);
3904
3905   if (target != GDK_NONE)
3906     gtk_drag_get_data (widget, context, target, time);
3907   else
3908     gtk_drag_finish (context, FALSE, FALSE, time);
3909
3910   return TRUE;
3911 }
3912
3913 static gboolean
3914 gtk_entry_drag_motion (GtkWidget        *widget,
3915                        GdkDragContext   *context,
3916                        gint              x,
3917                        gint              y,
3918                        guint             time)
3919 {
3920   GtkEntry *entry = GTK_ENTRY (widget);
3921   GtkWidget *source_widget;
3922   GdkDragAction suggested_action;
3923   gint new_position, old_position;
3924   gint sel1, sel2;
3925
3926   x -= widget->style->xthickness;
3927   y -= widget->style->ythickness;
3928
3929   old_position = entry->dnd_position;
3930   new_position = gtk_entry_find_position (entry, x + entry->scroll_offset);
3931
3932   if (entry->editable)
3933     {
3934       source_widget = gtk_drag_get_source_widget (context);
3935       suggested_action = context->suggested_action;
3936
3937       if (!gtk_editable_get_selection_bounds (GTK_EDITABLE (entry), &sel1, &sel2) ||
3938           new_position < sel1 || new_position > sel2)
3939         {
3940           if (source_widget == widget)
3941             {
3942               /* Default to MOVE, unless the user has
3943                * pressed ctrl or alt to affect available actions
3944                */
3945               if ((context->actions & GDK_ACTION_MOVE) != 0)
3946                 suggested_action = GDK_ACTION_MOVE;
3947             }
3948
3949           entry->dnd_position = new_position;
3950         }
3951       else
3952         {
3953           if (source_widget == widget)
3954             suggested_action = 0;       /* Can't drop in selection where drag started */
3955
3956           entry->dnd_position = -1;
3957         }
3958     }
3959   else
3960     {
3961       /* Entry not editable */
3962       suggested_action = 0;
3963       entry->dnd_position = -1;
3964     }
3965
3966   gdk_drag_status (context, suggested_action, time);
3967
3968   if (entry->dnd_position != old_position)
3969     gtk_widget_queue_draw (widget);
3970
3971   return TRUE;
3972 }
3973
3974 static void
3975 gtk_entry_drag_data_received (GtkWidget        *widget,
3976                               GdkDragContext   *context,
3977                               gint              x,
3978                               gint              y,
3979                               GtkSelectionData *selection_data,
3980                               guint             info,
3981                               guint             time)
3982 {
3983   GtkEntry *entry = GTK_ENTRY (widget);
3984   GtkEditable *editable = GTK_EDITABLE (widget);
3985   gchar *str;
3986
3987   str = gtk_selection_data_get_text (selection_data);
3988
3989   if (str && entry->editable)
3990     {
3991       gint new_position;
3992       gint sel1, sel2;
3993
3994       new_position = gtk_entry_find_position (entry, x + entry->scroll_offset);
3995
3996       if (!gtk_editable_get_selection_bounds (editable, &sel1, &sel2) ||
3997           new_position < sel1 || new_position > sel2)
3998         {
3999           gtk_editable_insert_text (editable, str, -1, &new_position);
4000         }
4001       else
4002         {
4003           /* Replacing selection */
4004           gtk_editable_delete_text (editable, sel1, sel2);
4005           gtk_editable_insert_text (editable, str, -1, &sel1);
4006         }
4007
4008       g_free (str);
4009       gtk_drag_finish (context, TRUE, context->action == GDK_ACTION_MOVE, time);
4010     }
4011   else
4012     {
4013       /* Drag and drop didn't happen! */
4014       gtk_drag_finish (context, FALSE, FALSE, time);
4015     }
4016 }
4017
4018 static void
4019 gtk_entry_drag_data_get (GtkWidget        *widget,
4020                          GdkDragContext   *context,
4021                          GtkSelectionData *selection_data,
4022                          guint             info,
4023                          guint             time)
4024 {
4025   gint sel_start, sel_end;
4026
4027   GtkEditable *editable = GTK_EDITABLE (widget);
4028
4029   if (gtk_editable_get_selection_bounds (editable, &sel_start, &sel_end))
4030     {
4031       gchar *str = gtk_editable_get_chars (editable, sel_start, sel_end);
4032
4033       gtk_selection_data_set_text (selection_data, str, -1);
4034
4035       g_free (str);
4036     }
4037
4038 }
4039
4040 static void
4041 gtk_entry_drag_data_delete (GtkWidget      *widget,
4042                             GdkDragContext *context)
4043 {
4044   gint sel_start, sel_end;
4045
4046   GtkEditable *editable = GTK_EDITABLE (widget);
4047
4048   if (GTK_ENTRY (widget)->editable &&
4049       gtk_editable_get_selection_bounds (editable, &sel_start, &sel_end))
4050     gtk_editable_delete_text (editable, sel_start, sel_end);
4051 }
4052
4053 /* We display the cursor when
4054  *
4055  *  - the selection is empty, AND
4056  *  - the widget has focus
4057  */
4058
4059 #define CURSOR_ON_MULTIPLIER 0.66
4060 #define CURSOR_OFF_MULTIPLIER 0.34
4061 #define CURSOR_PEND_MULTIPLIER 1.0
4062
4063 static gboolean
4064 cursor_blinks (GtkEntry *entry)
4065 {
4066   GtkSettings *settings = gtk_widget_get_settings (GTK_WIDGET (entry));
4067   gboolean blink;
4068
4069   if (GTK_WIDGET_HAS_FOCUS (entry) &&
4070       entry->selection_bound == entry->current_pos)
4071     {
4072       g_object_get (G_OBJECT (settings), "gtk-cursor-blink", &blink, NULL);
4073       return blink;
4074     }
4075   else
4076     return FALSE;
4077 }
4078
4079 static gint
4080 get_cursor_time (GtkEntry *entry)
4081 {
4082   GtkSettings *settings = gtk_widget_get_settings (GTK_WIDGET (entry));
4083   gint time;
4084
4085   g_object_get (G_OBJECT (settings), "gtk-cursor-blink-time", &time, NULL);
4086
4087   return time;
4088 }
4089
4090 static void
4091 show_cursor (GtkEntry *entry)
4092 {
4093   if (!entry->cursor_visible)
4094     {
4095       entry->cursor_visible = TRUE;
4096
4097       if (GTK_WIDGET_HAS_FOCUS (entry) && entry->selection_bound == entry->current_pos)
4098         gtk_widget_queue_draw (GTK_WIDGET (entry));
4099     }
4100 }
4101
4102 static void
4103 hide_cursor (GtkEntry *entry)
4104 {
4105   if (entry->cursor_visible)
4106     {
4107       entry->cursor_visible = FALSE;
4108
4109       if (GTK_WIDGET_HAS_FOCUS (entry) && entry->selection_bound == entry->current_pos)
4110         gtk_widget_queue_draw (GTK_WIDGET (entry));
4111     }
4112 }
4113
4114 /*
4115  * Blink!
4116  */
4117 static gint
4118 blink_cb (gpointer data)
4119 {
4120   GtkEntry *entry;
4121
4122   GDK_THREADS_ENTER ();
4123
4124   entry = GTK_ENTRY (data);
4125
4126   g_assert (GTK_WIDGET_HAS_FOCUS (entry));
4127   g_assert (entry->selection_bound == entry->current_pos);
4128
4129   if (entry->cursor_visible)
4130     {
4131       hide_cursor (entry);
4132       entry->blink_timeout = gtk_timeout_add (get_cursor_time (entry) * CURSOR_OFF_MULTIPLIER,
4133                                               blink_cb,
4134                                               entry);
4135     }
4136   else
4137     {
4138       show_cursor (entry);
4139       entry->blink_timeout = gtk_timeout_add (get_cursor_time (entry) * CURSOR_ON_MULTIPLIER,
4140                                               blink_cb,
4141                                               entry);
4142     }
4143
4144   GDK_THREADS_LEAVE ();
4145
4146   /* Remove ourselves */
4147   return FALSE;
4148 }
4149
4150 static void
4151 gtk_entry_check_cursor_blink (GtkEntry *entry)
4152 {
4153   if (cursor_blinks (entry))
4154     {
4155       if (!entry->blink_timeout)
4156         {
4157           entry->blink_timeout = gtk_timeout_add (get_cursor_time (entry) * CURSOR_ON_MULTIPLIER,
4158                                                   blink_cb,
4159                                                   entry);
4160           show_cursor (entry);
4161         }
4162     }
4163   else
4164     {
4165       if (entry->blink_timeout)
4166         {
4167           gtk_timeout_remove (entry->blink_timeout);
4168           entry->blink_timeout = 0;
4169         }
4170
4171       entry->cursor_visible = TRUE;
4172     }
4173
4174 }
4175
4176 static void
4177 gtk_entry_pend_cursor_blink (GtkEntry *entry)
4178 {
4179   if (cursor_blinks (entry))
4180     {
4181       if (entry->blink_timeout != 0)
4182         gtk_timeout_remove (entry->blink_timeout);
4183
4184       entry->blink_timeout = gtk_timeout_add (get_cursor_time (entry) * CURSOR_PEND_MULTIPLIER,
4185                                               blink_cb,
4186                                               entry);
4187       show_cursor (entry);
4188     }
4189 }