Pileus Git - ~andy/gtk/blob - gtk/gtktogglebutton.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 "gtklabel.h"
  28 #include "gtkmain.h"
  29 #include "gtksignal.h"
  30 #include "gtktogglebutton.h"
  31 #include "gtkintl.h"
  32
  33 #define DEFAULT_LEFT_POS  4
  34 #define DEFAULT_TOP_POS   4
  35 #define DEFAULT_SPACING   7
  36
  37 enum {
  38   TOGGLED,
  39   LAST_SIGNAL
  40 };
  41
  42 enum {
  43   PROP_0,
  44   PROP_ACTIVE,
  45   PROP_INCONSISTENT,
  46   PROP_DRAW_INDICATOR
  47 };
  48
  49
  50 static void gtk_toggle_button_class_init    (GtkToggleButtonClass *klass);
  51 static void gtk_toggle_button_init          (GtkToggleButton      *toggle_button);
  52 static void gtk_toggle_button_paint         (GtkWidget            *widget,
  53                                              GdkRectangle         *area);
  54 static void gtk_toggle_button_size_allocate (GtkWidget            *widget,
  55                                              GtkAllocation        *allocation);
  56 static gint gtk_toggle_button_expose        (GtkWidget            *widget,
  57                                              GdkEventExpose       *event);
  58 static void gtk_toggle_button_pressed       (GtkButton            *button);
  59 static void gtk_toggle_button_released      (GtkButton            *button);
  60 static void gtk_toggle_button_clicked       (GtkButton            *button);
  61 static void gtk_toggle_button_enter         (GtkButton            *button);
  62 static void gtk_toggle_button_leave         (GtkButton            *button);
  63 static void gtk_toggle_button_set_property  (GObject              *object,
  64                                              guint                 prop_id,
  65                                              const GValue         *value,
  66                                              GParamSpec           *pspec);
  67 static void gtk_toggle_button_get_property  (GObject              *object,
  68                                              guint                 prop_id,
  69                                              GValue               *value,
  70                                              GParamSpec           *pspec);
  71 static void gtk_toggle_button_leave         (GtkButton            *button);
  72 static void gtk_toggle_button_realize       (GtkWidget            *widget);
  73 static void gtk_toggle_button_unrealize     (GtkWidget            *widget);
  74 static void gtk_toggle_button_map           (GtkWidget            *widget);
  75 static void gtk_toggle_button_unmap         (GtkWidget            *widget);
  76
  77 static guint toggle_button_signals[LAST_SIGNAL] = { 0 };
  78 static GtkContainerClass *parent_class = NULL;
  79
  80 GtkType
  81 gtk_toggle_button_get_type (void)
  82 {
  83   static GtkType toggle_button_type = 0;
  84
  85   if (!toggle_button_type)
  86     {
  87       static const GtkTypeInfo toggle_button_info =
  88       {
  89         "GtkToggleButton",
  90         sizeof (GtkToggleButton),
  91         sizeof (GtkToggleButtonClass),
  92         (GtkClassInitFunc) gtk_toggle_button_class_init,
  93         (GtkObjectInitFunc) gtk_toggle_button_init,
  94         /* reserved_1 */ NULL,
  95         /* reserved_2 */ NULL,
  96         (GtkClassInitFunc) NULL,
  97       };
  98
  99       toggle_button_type = gtk_type_unique (GTK_TYPE_BUTTON, &toggle_button_info);
 100     }
 101
 102   return toggle_button_type;
 103 }
 104
 105 static void
 106 gtk_toggle_button_class_init (GtkToggleButtonClass *class)
 107 {
 108   GtkObjectClass *object_class;
 109   GObjectClass   *gobject_class;
 110   GtkWidgetClass *widget_class;
 111   GtkContainerClass *container_class;
 112   GtkButtonClass *button_class;
 113
 114   object_class = (GtkObjectClass*) class;
 115   gobject_class = G_OBJECT_CLASS (class);
 116   widget_class = (GtkWidgetClass*) class;
 117   container_class = (GtkContainerClass*) class;
 118   button_class = (GtkButtonClass*) class;
 119
 120   parent_class = gtk_type_class (GTK_TYPE_BUTTON);
 121
 122
 123   gobject_class->set_property = gtk_toggle_button_set_property;
 124   gobject_class->get_property = gtk_toggle_button_get_property;
 125
 126   widget_class->size_allocate = gtk_toggle_button_size_allocate;
 127   widget_class->expose_event = gtk_toggle_button_expose;
 128   widget_class->realize = gtk_toggle_button_realize;
 129   widget_class->unrealize = gtk_toggle_button_unrealize;
 130   widget_class->map = gtk_toggle_button_map;
 131   widget_class->unmap = gtk_toggle_button_unmap;
 132
 133   button_class->pressed = gtk_toggle_button_pressed;
 134   button_class->released = gtk_toggle_button_released;
 135   button_class->clicked = gtk_toggle_button_clicked;
 136   button_class->enter = gtk_toggle_button_enter;
 137   button_class->leave = gtk_toggle_button_leave;
 138
 139   class->toggled = NULL;
 140
 141   g_object_class_install_property (gobject_class,
 142                                    PROP_ACTIVE,
 143                                    g_param_spec_boolean ("active",
 144                                                          _("Active"),
 145                                                          _("If the toggle button should be pressed in or not"),
 146                                                          FALSE,
 147                                                          G_PARAM_READWRITE));
 148
 149   g_object_class_install_property (gobject_class,
 150                                    PROP_INCONSISTENT,
 151                                    g_param_spec_boolean ("inconsistent",
 152                                                          _("Inconsistent"),
 153                                                          _("If the toggle button is in an \"in between\" state."),
 154                                                          FALSE,
 155                                                          G_PARAM_READWRITE));
 156
 157   g_object_class_install_property (gobject_class,
 158                                    PROP_DRAW_INDICATOR,
 159                                    g_param_spec_boolean ("draw_indicator",
 160                                                          _("Draw Indicator"),
 161                                                          _("If the toggle part of the button is displayed"),
 162                                                          FALSE,
 163                                                          G_PARAM_READWRITE));
 164
 165   toggle_button_signals[TOGGLED] =
 166     gtk_signal_new ("toggled",
 167                     GTK_RUN_FIRST,
 168                     GTK_CLASS_TYPE (object_class),
 169                     GTK_SIGNAL_OFFSET (GtkToggleButtonClass, toggled),
 170                     gtk_marshal_VOID__VOID,
 171                     GTK_TYPE_NONE, 0);
 172 }
 173
 174 static void
 175 gtk_toggle_button_init (GtkToggleButton *toggle_button)
 176 {
 177   toggle_button->active = FALSE;
 178   toggle_button->draw_indicator = FALSE;
 179   GTK_WIDGET_UNSET_FLAGS (toggle_button, GTK_NO_WINDOW);
 180 }
 181
 182
 183 GtkWidget*
 184 gtk_toggle_button_new (void)
 185 {
 186   return GTK_WIDGET (gtk_type_new (gtk_toggle_button_get_type ()));
 187 }
 188
 189 GtkWidget*
 190 gtk_toggle_button_new_with_label (const gchar *label)
 191 {
 192   GtkWidget *toggle_button;
 193   GtkWidget *label_widget;
 194
 195   toggle_button = gtk_toggle_button_new ();
 196   label_widget = gtk_label_new (label);
 197   gtk_misc_set_alignment (GTK_MISC (label_widget), 0.5, 0.5);
 198
 199   gtk_container_add (GTK_CONTAINER (toggle_button), label_widget);
 200   gtk_widget_show (label_widget);
 201
 202   return toggle_button;
 203 }
 204
 205 /**
 206  * gtk_toggle_button_new_with_mnemonic:
 207  * @label: the text of the button, with an underscore in front of the
 208  *         mnemonic character
 209  * @returns: a new #GtkToggleButton
 210  *
 211  * Creates a new #GtkToggleButton containing a label. The label
 212  * will be created using gtk_label_new_with_mnemonic(), so underscores
 213  * in @label indicate the mnemonic for the button.
 214  **/
 215 GtkWidget*
 216 gtk_toggle_button_new_with_mnemonic (const gchar *label)
 217 {
 218   GtkWidget *toggle_button;
 219   GtkWidget *label_widget;
 220
 221   toggle_button = gtk_toggle_button_new ();
 222   label_widget = gtk_label_new_with_mnemonic (label);
 223   gtk_misc_set_alignment (GTK_MISC (label_widget), 0.5, 0.5);
 224
 225   gtk_container_add (GTK_CONTAINER (toggle_button), label_widget);
 226   gtk_widget_show (label_widget);
 227
 228   return toggle_button;
 229 }
 230
 231 static void
 232 gtk_toggle_button_set_property (GObject      *object,
 233                                 guint         prop_id,
 234                                 const GValue *value,
 235                                 GParamSpec   *pspec)
 236 {
 237   GtkToggleButton *tb;
 238
 239   tb = GTK_TOGGLE_BUTTON (object);
 240
 241   switch (prop_id)
 242     {
 243     case PROP_ACTIVE:
 244       gtk_toggle_button_set_active (tb, g_value_get_boolean (value));
 245       break;
 246     case PROP_INCONSISTENT:
 247       gtk_toggle_button_set_inconsistent (tb, g_value_get_boolean (value));
 248       break;
 249     case PROP_DRAW_INDICATOR:
 250       gtk_toggle_button_set_mode (tb, g_value_get_boolean (value));
 251       break;
 252     default:
 253       break;
 254     }
 255 }
 256
 257 static void
 258 gtk_toggle_button_get_property (GObject      *object,
 259                                 guint         prop_id,
 260                                 GValue       *value,
 261                                 GParamSpec   *pspec)
 262 {
 263   GtkToggleButton *tb;
 264
 265   tb = GTK_TOGGLE_BUTTON (object);
 266
 267   switch (prop_id)
 268     {
 269     case PROP_ACTIVE:
 270       g_value_set_boolean (value, tb->active);
 271       break;
 272     case PROP_INCONSISTENT:
 273       g_value_set_boolean (value, tb->inconsistent);
 274       break;
 275     case PROP_DRAW_INDICATOR:
 276       g_value_set_boolean (value, tb->draw_indicator);
 277       break;
 278     default:
 279       G_OBJECT_WARN_INVALID_PROPERTY_ID (object, prop_id, pspec);
 280       break;
 281     }
 282 }
 283
 284 void
 285 gtk_toggle_button_set_mode (GtkToggleButton *toggle_button,
 286                             gboolean         draw_indicator)
 287 {
 288   GtkWidget *widget;
 289
 290   g_return_if_fail (toggle_button != NULL);
 291   g_return_if_fail (GTK_IS_TOGGLE_BUTTON (toggle_button));
 292
 293   widget = GTK_WIDGET (toggle_button);
 294
 295   draw_indicator = draw_indicator ? TRUE : FALSE;
 296
 297   if (toggle_button->draw_indicator != draw_indicator)
 298     {
 299       if (GTK_WIDGET_REALIZED (toggle_button))
 300         {
 301           gboolean visible = GTK_WIDGET_VISIBLE (toggle_button);
 302
 303           if (visible)
 304             gtk_widget_hide (widget);
 305
 306           gtk_widget_unrealize (widget);
 307           toggle_button->draw_indicator = draw_indicator;
 308
 309           if (toggle_button->draw_indicator)
 310             GTK_WIDGET_SET_FLAGS (toggle_button, GTK_NO_WINDOW);
 311           else
 312             GTK_WIDGET_UNSET_FLAGS (toggle_button, GTK_NO_WINDOW);
 313
 314           gtk_widget_realize (widget);
 315
 316           if (visible)
 317             gtk_widget_show (widget);
 318         }
 319       else
 320         {
 321           toggle_button->draw_indicator = draw_indicator;
 322
 323           if (toggle_button->draw_indicator)
 324             GTK_WIDGET_SET_FLAGS (toggle_button, GTK_NO_WINDOW);
 325           else
 326             GTK_WIDGET_UNSET_FLAGS (toggle_button, GTK_NO_WINDOW);
 327         }
 328
 329       if (GTK_WIDGET_VISIBLE (toggle_button))
 330         gtk_widget_queue_resize (GTK_WIDGET (toggle_button));
 331
 332       g_object_notify (G_OBJECT (toggle_button), "draw_indicator");
 333     }
 334 }
 335
 336
 337 void
 338 gtk_toggle_button_set_active (GtkToggleButton *toggle_button,
 339                               gboolean         is_active)
 340 {
 341   g_return_if_fail (toggle_button != NULL);
 342   g_return_if_fail (GTK_IS_TOGGLE_BUTTON (toggle_button));
 343
 344   is_active = is_active != FALSE;
 345
 346   if (toggle_button->active != is_active)
 347     gtk_button_clicked (GTK_BUTTON (toggle_button));
 348 }
 349
 350
 351 gboolean
 352 gtk_toggle_button_get_active (GtkToggleButton *toggle_button)
 353 {
 354   g_return_val_if_fail (toggle_button != NULL, FALSE);
 355   g_return_val_if_fail (GTK_IS_TOGGLE_BUTTON (toggle_button), FALSE);
 356
 357   return (toggle_button->active) ? TRUE : FALSE;
 358 }
 359
 360
 361 void
 362 gtk_toggle_button_toggled (GtkToggleButton *toggle_button)
 363 {
 364   g_return_if_fail (toggle_button != NULL);
 365   g_return_if_fail (GTK_IS_TOGGLE_BUTTON (toggle_button));
 366
 367   gtk_signal_emit (GTK_OBJECT (toggle_button), toggle_button_signals[TOGGLED]);
 368 }
 369
 370 /**
 371  * gtk_toggle_button_set_inconsistent:
 372  * @toggle_button: a #GtkToggleButton
 373  * @setting: %TRUE if state is inconsistent
 374  *
 375  * If the user has selected a range of elements (such as some text or
 376  * spreadsheet cells) that are affected by a toggle button, and the
 377  * current values in that range are inconsistent, you may want to
 378  * display the toggle in an "in between" state. This function turns on
 379  * "in between" display.  Normally you would turn off the inconsistent
 380  * state again if the user toggles the toggle button. This has to be
 381  * done manually, gtk_toggle_button_set_inconsistent() only affects
 382  * visual appearance, it doesn't affect the semantics of the button.
 383  *
 384  **/
 385 void
 386 gtk_toggle_button_set_inconsistent (GtkToggleButton *toggle_button,
 387                                     gboolean         setting)
 388 {
 389   g_return_if_fail (GTK_IS_TOGGLE_BUTTON (toggle_button));
 390
 391   setting = setting != FALSE;
 392
 393   if (setting != toggle_button->inconsistent)
 394     {
 395       toggle_button->inconsistent = setting;
 396       gtk_widget_queue_draw (GTK_WIDGET (toggle_button));
 397
 398       g_object_notify (G_OBJECT (toggle_button), "inconsistent");
 399     }
 400 }
 401
 402 /**
 403  * gtk_toggle_button_get_inconsistent:
 404  * @toggle_button: a #GtkToggleButton
 405  *
 406  * Gets the value set by gtk_toggle_button_set_inconsistent().
 407  *
 408  * Return value: %TRUE if the button is displayed as inconsistent, %FALSE otherwise
 409  **/
 410 gboolean
 411 gtk_toggle_button_get_inconsistent (GtkToggleButton *toggle_button)
 412 {
 413   g_return_val_if_fail (GTK_IS_TOGGLE_BUTTON (toggle_button), FALSE);
 414
 415   return toggle_button->inconsistent;
 416 }
 417
 418 static void
 419 gtk_toggle_button_paint (GtkWidget    *widget,
 420                          GdkRectangle *area)
 421 {
 422   GtkButton *button;
 423   GtkToggleButton *toggle_button;
 424   GtkShadowType shadow_type;
 425   GtkStateType state_type;
 426   gint width, height;
 427   gboolean interior_focus;
 428   gint x, y;
 429
 430   button = GTK_BUTTON (widget);
 431   toggle_button = GTK_TOGGLE_BUTTON (widget);
 432
 433   if (GTK_WIDGET_DRAWABLE (widget))
 434     {
 435       gtk_widget_style_get (widget, "interior_focus", &interior_focus, NULL);
 436
 437       x = 0;
 438       y = 0;
 439       width = widget->allocation.width - GTK_CONTAINER (widget)->border_width * 2;
 440       height = widget->allocation.height - GTK_CONTAINER (widget)->border_width * 2;
 441
 442       gdk_window_set_back_pixmap (widget->window, NULL, TRUE);
 443       gdk_window_clear_area (widget->window, area->x, area->y, area->width, area->height);
 444
 445       if (GTK_WIDGET_HAS_DEFAULT (widget) &&
 446           GTK_BUTTON (widget)->relief == GTK_RELIEF_NORMAL)
 447         {
 448           gtk_paint_box (widget->style, widget->window,
 449                          GTK_STATE_NORMAL, GTK_SHADOW_IN,
 450                          area, widget, "togglebuttondefault",
 451                          x, y, width, height);
 452         }
 453
 454       if (GTK_WIDGET_CAN_DEFAULT (widget))
 455         {
 456           x += widget->style->xthickness;
 457           y += widget->style->ythickness;
 458           width -= 2 * x + DEFAULT_SPACING;
 459           height -= 2 * y + DEFAULT_SPACING;
 460           x += DEFAULT_LEFT_POS;
 461           y += DEFAULT_TOP_POS;
 462         }
 463
 464       if (GTK_WIDGET_HAS_FOCUS (widget) && !interior_focus)
 465         {
 466           x += 1;
 467           y += 1;
 468           width -= 2;
 469           height -= 2;
 470         }
 471
 472       state_type = GTK_WIDGET_STATE (widget);
 473
 474       if (toggle_button->inconsistent)
 475         {
 476           if (state_type == GTK_STATE_ACTIVE)
 477             state_type = GTK_STATE_NORMAL;
 478           shadow_type = GTK_SHADOW_ETCHED_IN;
 479         }
 480       else if ((GTK_WIDGET_STATE (widget) == GTK_STATE_ACTIVE) ||
 481           toggle_button->active)
 482         shadow_type = GTK_SHADOW_IN;
 483       else
 484         shadow_type = GTK_SHADOW_OUT;
 485
 486       if (button->relief != GTK_RELIEF_NONE ||
 487           (GTK_WIDGET_STATE(widget) != GTK_STATE_NORMAL &&
 488            GTK_WIDGET_STATE(widget) != GTK_STATE_INSENSITIVE))
 489         gtk_paint_box (widget->style, widget->window,
 490                        state_type,
 491                        shadow_type, area, widget, "togglebutton",
 492                        x, y, width, height);
 493
 494       if (GTK_WIDGET_HAS_FOCUS (widget))
 495         {
 496           if (interior_focus)
 497             {
 498               x += widget->style->xthickness + 1;
 499               y += widget->style->xthickness + 1;
 500               width -= 2 * (widget->style->xthickness + 1);
 501               height -= 2 * (widget->style->ythickness + 1);
 502             }
 503           else
 504             {
 505               x -= 1;
 506               y -= 1;
 507               width += 2;
 508               height += 2;
 509             }
 510
 511           gtk_paint_focus (widget->style, widget->window,
 512                            area, widget, "togglebutton",
 513                            x, y, width - 1, height - 1);
 514         }
 515     }
 516 }
 517
 518 static void
 519 gtk_toggle_button_size_allocate (GtkWidget     *widget,
 520                                  GtkAllocation *allocation)
 521 {
 522   if (!GTK_WIDGET_NO_WINDOW (widget) &&
 523       GTK_WIDGET_CLASS (parent_class)->size_allocate)
 524     GTK_WIDGET_CLASS (parent_class)->size_allocate (widget, allocation);
 525 }
 526
 527 static gint
 528 gtk_toggle_button_expose (GtkWidget      *widget,
 529                           GdkEventExpose *event)
 530 {
 531   if (GTK_WIDGET_DRAWABLE (widget))
 532     {
 533       GtkWidget *child = GTK_BIN (widget)->child;
 534
 535       gtk_toggle_button_paint (widget, &event->area);
 536
 537       if (child)
 538         gtk_container_propagate_expose (GTK_CONTAINER (widget), child, event);
 539     }
 540
 541   return TRUE;
 542 }
 543
 544 static void
 545 gtk_toggle_button_pressed (GtkButton *button)
 546 {
 547   GtkToggleButton *toggle_button;
 548   GtkStateType new_state;
 549
 550   g_return_if_fail (button != NULL);
 551   g_return_if_fail (GTK_IS_TOGGLE_BUTTON (button));
 552
 553   toggle_button = GTK_TOGGLE_BUTTON (button);
 554
 555   button->button_down = TRUE;
 556
 557   if (toggle_button->active)
 558     new_state = (button->in_button ? GTK_STATE_NORMAL : GTK_STATE_ACTIVE);
 559   else
 560     new_state = (button->in_button ? GTK_STATE_ACTIVE : GTK_STATE_NORMAL);
 561
 562   if (GTK_WIDGET_STATE (button) != new_state)
 563     gtk_widget_set_state (GTK_WIDGET (button), new_state);
 564 }
 565
 566 static void
 567 gtk_toggle_button_released (GtkButton *button)
 568 {
 569   GtkToggleButton *toggle_button;
 570   GtkStateType new_state;
 571
 572   g_return_if_fail (button != NULL);
 573   g_return_if_fail (GTK_IS_TOGGLE_BUTTON (button));
 574
 575   if (button->button_down)
 576     {
 577       toggle_button = GTK_TOGGLE_BUTTON (button);
 578
 579       button->button_down = FALSE;
 580
 581       if (button->in_button)
 582         {
 583           gtk_button_clicked (button);
 584         }
 585       else
 586         {
 587           if (toggle_button->active)
 588             new_state = (button->in_button ? GTK_STATE_PRELIGHT : GTK_STATE_ACTIVE);
 589           else
 590             new_state = (button->in_button ? GTK_STATE_PRELIGHT : GTK_STATE_NORMAL);
 591
 592           if (GTK_WIDGET_STATE (button) != new_state)
 593             gtk_widget_set_state (GTK_WIDGET (button), new_state);
 594         }
 595     }
 596 }
 597
 598 static void
 599 gtk_toggle_button_clicked (GtkButton *button)
 600 {
 601   GtkToggleButton *toggle_button;
 602   GtkStateType new_state;
 603
 604   g_return_if_fail (button != NULL);
 605   g_return_if_fail (GTK_IS_TOGGLE_BUTTON (button));
 606
 607   toggle_button = GTK_TOGGLE_BUTTON (button);
 608   toggle_button->active = !toggle_button->active;
 609
 610   gtk_toggle_button_toggled (toggle_button);
 611
 612   if (toggle_button->active)
 613     new_state = (button->in_button ? GTK_STATE_PRELIGHT : GTK_STATE_ACTIVE);
 614   else
 615     new_state = (button->in_button ? GTK_STATE_PRELIGHT : GTK_STATE_NORMAL);
 616
 617   if (GTK_WIDGET_STATE (button) != new_state)
 618     gtk_widget_set_state (GTK_WIDGET (button), new_state);
 619   else
 620     gtk_widget_queue_draw (GTK_WIDGET (button));
 621
 622   g_object_notify (G_OBJECT (toggle_button), "active");
 623 }
 624
 625 static void
 626 gtk_toggle_button_enter (GtkButton *button)
 627 {
 628   GtkToggleButton *toggle_button;
 629   GtkStateType new_state;
 630
 631   g_return_if_fail (button != NULL);
 632   g_return_if_fail (GTK_IS_TOGGLE_BUTTON (button));
 633
 634   toggle_button = GTK_TOGGLE_BUTTON (button);
 635
 636   if (toggle_button->active)
 637     new_state = (button->button_down ? GTK_STATE_NORMAL : GTK_STATE_PRELIGHT);
 638   else
 639     new_state = (button->button_down ? GTK_STATE_ACTIVE : GTK_STATE_PRELIGHT);
 640
 641   if (GTK_WIDGET_STATE (button) != new_state)
 642     gtk_widget_set_state (GTK_WIDGET (button), new_state);
 643 }
 644
 645 static void
 646 gtk_toggle_button_leave (GtkButton *button)
 647 {
 648   GtkToggleButton *toggle_button;
 649   GtkStateType new_state;
 650
 651   g_return_if_fail (button != NULL);
 652   g_return_if_fail (GTK_IS_TOGGLE_BUTTON (button));
 653
 654   toggle_button = GTK_TOGGLE_BUTTON (button);
 655
 656   new_state = (toggle_button->active ? GTK_STATE_ACTIVE : GTK_STATE_NORMAL);
 657
 658   if (GTK_WIDGET_STATE (button) != new_state)
 659     gtk_widget_set_state (GTK_WIDGET (button), new_state);
 660 }
 661
 662 static void
 663 gtk_toggle_button_realize (GtkWidget *widget)
 664 {
 665   GtkToggleButton *toggle_button;
 666   GdkWindowAttr attributes;
 667   gint attributes_mask;
 668   gint border_width;
 669
 670   g_return_if_fail (widget != NULL);
 671   g_return_if_fail (GTK_IS_TOGGLE_BUTTON (widget));
 672
 673   toggle_button = GTK_TOGGLE_BUTTON (widget);
 674   GTK_WIDGET_SET_FLAGS (widget, GTK_REALIZED);
 675
 676   border_width = GTK_CONTAINER (widget)->border_width;
 677
 678   attributes.window_type = GDK_WINDOW_CHILD;
 679   attributes.x = widget->allocation.x + border_width;
 680   attributes.y = widget->allocation.y + border_width;
 681   attributes.width = widget->allocation.width - border_width * 2;
 682   attributes.height = widget->allocation.height - border_width * 2;
 683   attributes.event_mask = gtk_widget_get_events (widget);
 684   attributes.event_mask |= (GDK_EXPOSURE_MASK |
 685                             GDK_BUTTON_PRESS_MASK |
 686                             GDK_BUTTON_RELEASE_MASK |
 687                             GDK_ENTER_NOTIFY_MASK |
 688                             GDK_LEAVE_NOTIFY_MASK);
 689
 690   if (GTK_WIDGET_NO_WINDOW (widget))
 691     {
 692       attributes.wclass = GDK_INPUT_ONLY;
 693       attributes_mask = GDK_WA_X | GDK_WA_Y;
 694
 695       widget->window = gtk_widget_get_parent_window (widget);
 696       gdk_window_ref (widget->window);
 697
 698       toggle_button->event_window = gdk_window_new (gtk_widget_get_parent_window (widget),
 699                                                     &attributes, attributes_mask);
 700       gdk_window_set_user_data (toggle_button->event_window, toggle_button);
 701     }
 702   else
 703     {
 704       attributes.wclass = GDK_INPUT_OUTPUT;
 705       attributes_mask = GDK_WA_X | GDK_WA_Y | GDK_WA_VISUAL | GDK_WA_COLORMAP;
 706       attributes.visual = gtk_widget_get_visual (widget);
 707       attributes.colormap = gtk_widget_get_colormap (widget);
 708       widget->window = gdk_window_new (gtk_widget_get_parent_window (widget),
 709                                        &attributes, attributes_mask);
 710       gdk_window_set_user_data (widget->window, toggle_button);
 711     }
 712
 713   widget->style = gtk_style_attach (widget->style, widget->window);
 714
 715   if (!GTK_WIDGET_NO_WINDOW (widget))
 716     gtk_style_set_background (widget->style, widget->window, GTK_STATE_NORMAL);
 717 }
 718
 719 static void
 720 gtk_toggle_button_unrealize (GtkWidget *widget)
 721 {
 722   GtkToggleButton *toggle_button;
 723
 724   g_return_if_fail (widget != NULL);
 725   g_return_if_fail (GTK_IS_TOGGLE_BUTTON (widget));
 726
 727   toggle_button = GTK_TOGGLE_BUTTON (widget);
 728
 729   if (GTK_WIDGET_NO_WINDOW (widget))
 730     {
 731       gdk_window_set_user_data (toggle_button->event_window, NULL);
 732       gdk_window_destroy (toggle_button->event_window);
 733       toggle_button->event_window = NULL;
 734     }
 735
 736   if (GTK_WIDGET_CLASS (parent_class)->unrealize)
 737     (* GTK_WIDGET_CLASS (parent_class)->unrealize) (widget);
 738 }
 739
 740 static void
 741 gtk_toggle_button_map (GtkWidget *widget)
 742 {
 743   g_return_if_fail (widget != NULL);
 744   g_return_if_fail (GTK_IS_TOGGLE_BUTTON (widget));
 745
 746   if (GTK_WIDGET_NO_WINDOW (widget))
 747     gdk_window_show (GTK_TOGGLE_BUTTON (widget)->event_window);
 748
 749   GTK_WIDGET_CLASS (parent_class)->map (widget);
 750 }
 751
 752 static void
 753 gtk_toggle_button_unmap (GtkWidget *widget)
 754 {
 755   g_return_if_fail (widget != NULL);
 756   g_return_if_fail (GTK_IS_TOGGLE_BUTTON (widget));
 757
 758   if (GTK_WIDGET_NO_WINDOW (widget))
 759     gdk_window_hide (GTK_TOGGLE_BUTTON (widget)->event_window);
 760
 761   GTK_WIDGET_CLASS (parent_class)->unmap (widget);
 762 }