1 /* GTK - The GIMP Toolkit
2 * Copyright (C) 1995-1997 Peter Mattis, Spencer Kimball and Josh MacDonald
4 * This library is free software; you can redistribute it and/or
5 * modify it under the terms of the GNU Library 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.
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 * Library General Public License for more details.
14 * You should have received a copy of the GNU Library 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.
21 #include "gdk/gdkkeysyms.h"
22 #include "gdk/gdki18n.h"
25 #include "gtkselection.h"
26 #include "gtksignal.h"
29 #define MIN_ENTRY_WIDTH 150
30 #define DRAW_TIMEOUT 20
31 #define INNER_BORDER 2
40 static void gtk_entry_class_init (GtkEntryClass *klass);
41 static void gtk_entry_init (GtkEntry *entry);
42 static void gtk_entry_set_arg (GtkObject *object,
45 static void gtk_entry_get_arg (GtkObject *object,
48 static void gtk_entry_finalize (GtkObject *object);
49 static void gtk_entry_realize (GtkWidget *widget);
50 static void gtk_entry_unrealize (GtkWidget *widget);
51 static void gtk_entry_draw_focus (GtkWidget *widget);
52 static void gtk_entry_size_request (GtkWidget *widget,
53 GtkRequisition *requisition);
54 static void gtk_entry_size_allocate (GtkWidget *widget,
55 GtkAllocation *allocation);
56 static void gtk_entry_make_backing_pixmap (GtkEntry *entry,
57 gint width, gint height);
58 static void gtk_entry_draw (GtkWidget *widget,
60 static gint gtk_entry_expose (GtkWidget *widget,
61 GdkEventExpose *event);
62 static gint gtk_entry_button_press (GtkWidget *widget,
63 GdkEventButton *event);
64 static gint gtk_entry_button_release (GtkWidget *widget,
65 GdkEventButton *event);
66 static gint gtk_entry_motion_notify (GtkWidget *widget,
67 GdkEventMotion *event);
68 static gint gtk_entry_key_press (GtkWidget *widget,
70 static gint gtk_entry_focus_in (GtkWidget *widget,
71 GdkEventFocus *event);
72 static gint gtk_entry_focus_out (GtkWidget *widget,
73 GdkEventFocus *event);
74 static void gtk_entry_draw_text (GtkEntry *entry);
75 static void gtk_entry_draw_cursor (GtkEntry *entry);
76 static void gtk_entry_draw_cursor_on_drawable
78 GdkDrawable *drawable);
79 static void gtk_entry_style_set (GtkWidget *widget,
80 GtkStyle *previous_style);
81 static void gtk_entry_state_changed (GtkWidget *widget,
82 GtkStateType previous_state);
84 static void gtk_entry_update_ic_attr (GtkWidget *widget);
86 static void gtk_entry_queue_draw (GtkEntry *entry);
87 static gint gtk_entry_timer (gpointer data);
88 static gint gtk_entry_position (GtkEntry *entry,
90 static void entry_adjust_scroll (GtkEntry *entry);
91 static void gtk_entry_grow_text (GtkEntry *entry);
92 static void gtk_entry_insert_text (GtkEditable *editable,
93 const gchar *new_text,
96 static void gtk_entry_delete_text (GtkEditable *editable,
99 static void gtk_entry_update_text (GtkEditable *editable,
102 static gchar *gtk_entry_get_chars (GtkEditable *editable,
106 /* Binding actions */
107 static void gtk_entry_move_cursor (GtkEditable *editable,
110 static void gtk_entry_move_word (GtkEditable *editable,
112 static void gtk_entry_move_to_column (GtkEditable *editable,
114 static void gtk_entry_kill_char (GtkEditable *editable,
116 static void gtk_entry_kill_word (GtkEditable *editable,
118 static void gtk_entry_kill_line (GtkEditable *editable,
122 static void gtk_move_forward_character (GtkEntry *entry);
123 static void gtk_move_backward_character (GtkEntry *entry);
124 static void gtk_move_forward_word (GtkEntry *entry);
125 static void gtk_move_backward_word (GtkEntry *entry);
126 static void gtk_move_beginning_of_line (GtkEntry *entry);
127 static void gtk_move_end_of_line (GtkEntry *entry);
128 static void gtk_delete_forward_character (GtkEntry *entry);
129 static void gtk_delete_backward_character (GtkEntry *entry);
130 static void gtk_delete_forward_word (GtkEntry *entry);
131 static void gtk_delete_backward_word (GtkEntry *entry);
132 static void gtk_delete_line (GtkEntry *entry);
133 static void gtk_delete_to_line_end (GtkEntry *entry);
134 static void gtk_select_word (GtkEntry *entry,
136 static void gtk_select_line (GtkEntry *entry,
140 static void gtk_entry_set_selection (GtkEditable *editable,
144 static void gtk_entry_recompute_offsets (GtkEntry *entry);
145 static gint gtk_entry_find_position (GtkEntry *entry,
147 static void gtk_entry_set_position_from_editable (GtkEditable *editable,
150 static GtkWidgetClass *parent_class = NULL;
151 static GdkAtom ctext_atom = GDK_NONE;
153 static const GtkTextFunction control_keys[26] =
155 (GtkTextFunction)gtk_move_beginning_of_line, /* a */
156 (GtkTextFunction)gtk_move_backward_character, /* b */
157 (GtkTextFunction)gtk_editable_copy_clipboard, /* c */
158 (GtkTextFunction)gtk_delete_forward_character, /* d */
159 (GtkTextFunction)gtk_move_end_of_line, /* e */
160 (GtkTextFunction)gtk_move_forward_character, /* f */
162 (GtkTextFunction)gtk_delete_backward_character, /* h */
165 (GtkTextFunction)gtk_delete_to_line_end, /* k */
175 (GtkTextFunction)gtk_delete_line, /* u */
176 (GtkTextFunction)gtk_editable_paste_clipboard, /* v */
177 (GtkTextFunction)gtk_delete_backward_word, /* w */
178 (GtkTextFunction)gtk_editable_cut_clipboard, /* x */
183 static const GtkTextFunction alt_keys[26] =
186 (GtkTextFunction)gtk_move_backward_word, /* b */
188 (GtkTextFunction)gtk_delete_forward_word, /* d */
190 (GtkTextFunction)gtk_move_forward_word, /* f */
215 gtk_entry_get_type (void)
217 static GtkType entry_type = 0;
221 static const GtkTypeInfo entry_info =
225 sizeof (GtkEntryClass),
226 (GtkClassInitFunc) gtk_entry_class_init,
227 (GtkObjectInitFunc) gtk_entry_init,
228 /* reserved_1 */ NULL,
229 /* reserved_2 */ NULL,
230 (GtkClassInitFunc) NULL,
233 entry_type = gtk_type_unique (GTK_TYPE_EDITABLE, &entry_info);
240 gtk_entry_class_init (GtkEntryClass *class)
242 GtkObjectClass *object_class;
243 GtkWidgetClass *widget_class;
244 GtkEditableClass *editable_class;
246 object_class = (GtkObjectClass*) class;
247 widget_class = (GtkWidgetClass*) class;
248 editable_class = (GtkEditableClass*) class;
249 parent_class = gtk_type_class (GTK_TYPE_EDITABLE);
251 gtk_object_add_arg_type ("GtkEntry::max_length", GTK_TYPE_UINT, GTK_ARG_READWRITE, ARG_MAX_LENGTH);
252 gtk_object_add_arg_type ("GtkEntry::visibility", GTK_TYPE_BOOL, GTK_ARG_READWRITE, ARG_VISIBILITY);
254 object_class->set_arg = gtk_entry_set_arg;
255 object_class->get_arg = gtk_entry_get_arg;
256 object_class->finalize = gtk_entry_finalize;
258 widget_class->realize = gtk_entry_realize;
259 widget_class->unrealize = gtk_entry_unrealize;
260 widget_class->draw_focus = gtk_entry_draw_focus;
261 widget_class->size_request = gtk_entry_size_request;
262 widget_class->size_allocate = gtk_entry_size_allocate;
263 widget_class->draw = gtk_entry_draw;
264 widget_class->expose_event = gtk_entry_expose;
265 widget_class->button_press_event = gtk_entry_button_press;
266 widget_class->button_release_event = gtk_entry_button_release;
267 widget_class->motion_notify_event = gtk_entry_motion_notify;
268 widget_class->key_press_event = gtk_entry_key_press;
269 widget_class->focus_in_event = gtk_entry_focus_in;
270 widget_class->focus_out_event = gtk_entry_focus_out;
271 widget_class->style_set = gtk_entry_style_set;
272 widget_class->state_changed = gtk_entry_state_changed;
274 editable_class->insert_text = gtk_entry_insert_text;
275 editable_class->delete_text = gtk_entry_delete_text;
276 editable_class->changed = (void (*)(GtkEditable *)) entry_adjust_scroll;
278 editable_class->move_cursor = gtk_entry_move_cursor;
279 editable_class->move_word = gtk_entry_move_word;
280 editable_class->move_to_column = gtk_entry_move_to_column;
282 editable_class->kill_char = gtk_entry_kill_char;
283 editable_class->kill_word = gtk_entry_kill_word;
284 editable_class->kill_line = gtk_entry_kill_line;
286 editable_class->update_text = gtk_entry_update_text;
287 editable_class->get_chars = gtk_entry_get_chars;
288 editable_class->set_selection = gtk_entry_set_selection;
289 editable_class->set_position = gtk_entry_set_position_from_editable;
293 gtk_entry_set_arg (GtkObject *object,
299 entry = GTK_ENTRY (object);
304 gtk_entry_set_max_length (entry, GTK_VALUE_UINT (*arg));
307 gtk_entry_set_visibility (entry, GTK_VALUE_BOOL (*arg));
315 gtk_entry_get_arg (GtkObject *object,
321 entry = GTK_ENTRY (object);
326 GTK_VALUE_UINT (*arg) = entry->text_max_length;
329 GTK_VALUE_BOOL (*arg) = entry->visible;
332 arg->type = GTK_TYPE_INVALID;
338 gtk_entry_init (GtkEntry *entry)
340 GTK_WIDGET_SET_FLAGS (entry, GTK_CAN_FOCUS);
342 entry->text_area = NULL;
343 entry->backing_pixmap = NULL;
345 entry->text_size = 0;
346 entry->text_length = 0;
347 entry->text_max_length = 0;
348 entry->scroll_offset = 0;
353 entry->char_offset = NULL;
354 entry->text_mb = NULL;
355 entry->text_mb_dirty = TRUE;
356 entry->use_wchar = FALSE;
358 gtk_entry_grow_text (entry);
364 return GTK_WIDGET (gtk_type_new (GTK_TYPE_ENTRY));
368 gtk_entry_new_with_max_length (guint16 max)
372 entry = gtk_type_new (GTK_TYPE_ENTRY);
373 entry->text_max_length = max;
375 return GTK_WIDGET (entry);
379 gtk_entry_set_text (GtkEntry *entry,
384 GtkEditable *editable;
386 g_return_if_fail (entry != NULL);
387 g_return_if_fail (GTK_IS_ENTRY (entry));
388 g_return_if_fail (text != NULL);
390 editable = GTK_EDITABLE (entry);
392 gtk_entry_delete_text (GTK_EDITABLE(entry), 0, entry->text_length);
395 gtk_editable_insert_text (editable, text, strlen (text), &tmp_pos);
396 editable->current_pos = tmp_pos;
398 editable->selection_start_pos = 0;
399 editable->selection_end_pos = 0;
401 if (GTK_WIDGET_DRAWABLE (entry))
402 gtk_entry_draw_text (entry);
406 gtk_entry_append_text (GtkEntry *entry,
411 g_return_if_fail (entry != NULL);
412 g_return_if_fail (GTK_IS_ENTRY (entry));
413 g_return_if_fail (text != NULL);
415 tmp_pos = entry->text_length;
416 gtk_editable_insert_text (GTK_EDITABLE(entry), text, strlen (text), &tmp_pos);
417 GTK_EDITABLE(entry)->current_pos = tmp_pos;
421 gtk_entry_prepend_text (GtkEntry *entry,
426 g_return_if_fail (entry != NULL);
427 g_return_if_fail (GTK_IS_ENTRY (entry));
428 g_return_if_fail (text != NULL);
431 gtk_editable_insert_text (GTK_EDITABLE(entry), text, strlen (text), &tmp_pos);
432 GTK_EDITABLE(entry)->current_pos = tmp_pos;
436 gtk_entry_set_position (GtkEntry *entry,
439 g_return_if_fail (entry != NULL);
440 g_return_if_fail (GTK_IS_ENTRY (entry));
442 if ((position == -1) || (position > entry->text_length))
443 GTK_EDITABLE(entry)->current_pos = entry->text_length;
445 GTK_EDITABLE(entry)->current_pos = position;
446 entry_adjust_scroll (entry);
450 gtk_entry_set_position_from_editable (GtkEditable *editable,
453 gtk_entry_set_position (GTK_ENTRY (editable), position);
457 gtk_entry_set_visibility (GtkEntry *entry,
460 g_return_if_fail (entry != NULL);
461 g_return_if_fail (GTK_IS_ENTRY (entry));
463 entry->visible = visible;
464 gtk_entry_recompute_offsets (entry);
465 gtk_widget_queue_draw (GTK_WIDGET (entry));
469 gtk_entry_set_editable(GtkEntry *entry,
472 g_return_if_fail (entry != NULL);
473 g_return_if_fail (GTK_IS_ENTRY (entry));
475 gtk_editable_set_editable (GTK_EDITABLE (entry), editable);
479 gtk_entry_get_text (GtkEntry *entry)
481 g_return_val_if_fail (entry != NULL, NULL);
482 g_return_val_if_fail (GTK_IS_ENTRY (entry), NULL);
484 if (!entry->text_mb_dirty)
485 return entry->text_mb;
488 g_free(entry->text_mb);
492 entry->text_mb = g_new(gchar, 1);
493 entry->text_mb[0] = 0;
497 entry->text_mb = gtk_entry_get_chars(GTK_EDITABLE(entry), 0, -1);
499 entry->text_mb_dirty = 0;
501 return entry->text_mb;
505 gtk_entry_finalize (GtkObject *object)
509 g_return_if_fail (object != NULL);
510 g_return_if_fail (GTK_IS_ENTRY (object));
512 entry = GTK_ENTRY (object);
515 gtk_timeout_remove (entry->timer);
517 entry->text_size = 0;
520 g_free (entry->text);
521 if (entry->char_offset)
522 g_free (entry->char_offset);
526 g_free (entry->text_mb);
527 entry->text_mb = NULL;
529 if (entry->backing_pixmap)
530 if (entry->backing_pixmap)
531 gdk_pixmap_unref (entry->backing_pixmap);
533 (* GTK_OBJECT_CLASS (parent_class)->finalize) (object);
537 gtk_entry_realize (GtkWidget *widget)
540 GtkEditable *editable;
541 GdkWindowAttr attributes;
542 gint attributes_mask;
544 g_return_if_fail (widget != NULL);
545 g_return_if_fail (GTK_IS_ENTRY (widget));
547 GTK_WIDGET_SET_FLAGS (widget, GTK_REALIZED);
548 entry = GTK_ENTRY (widget);
549 editable = GTK_EDITABLE (widget);
551 attributes.window_type = GDK_WINDOW_CHILD;
552 attributes.x = widget->allocation.x;
553 attributes.y = widget->allocation.y + (widget->allocation.height -
554 widget->requisition.height) / 2;
555 attributes.width = widget->allocation.width;
556 attributes.height = widget->requisition.height;
557 attributes.wclass = GDK_INPUT_OUTPUT;
558 attributes.visual = gtk_widget_get_visual (widget);
559 attributes.colormap = gtk_widget_get_colormap (widget);
560 attributes.event_mask = gtk_widget_get_events (widget);
561 attributes.event_mask |= (GDK_EXPOSURE_MASK |
562 GDK_BUTTON_PRESS_MASK |
563 GDK_BUTTON_RELEASE_MASK |
564 GDK_BUTTON1_MOTION_MASK |
565 GDK_BUTTON3_MOTION_MASK |
566 GDK_POINTER_MOTION_HINT_MASK |
567 GDK_ENTER_NOTIFY_MASK |
568 GDK_LEAVE_NOTIFY_MASK |
570 attributes_mask = GDK_WA_X | GDK_WA_Y | GDK_WA_VISUAL | GDK_WA_COLORMAP;
572 widget->window = gdk_window_new (gtk_widget_get_parent_window (widget), &attributes, attributes_mask);
573 gdk_window_set_user_data (widget->window, entry);
575 attributes.x = widget->style->klass->xthickness;
576 attributes.y = widget->style->klass->ythickness;
577 attributes.width = widget->allocation.width - attributes.x * 2;
578 attributes.height = widget->requisition.height - attributes.y * 2;
579 attributes.cursor = entry->cursor = gdk_cursor_new (GDK_XTERM);
580 attributes_mask |= GDK_WA_CURSOR;
582 entry->text_area = gdk_window_new (widget->window, &attributes, attributes_mask);
583 gdk_window_set_user_data (entry->text_area, entry);
585 widget->style = gtk_style_attach (widget->style, widget->window);
587 gdk_window_set_background (widget->window, &widget->style->base[GTK_WIDGET_STATE (widget)]);
588 gdk_window_set_background (entry->text_area, &widget->style->base[GTK_WIDGET_STATE (widget)]);
591 if (gdk_im_ready () && (editable->ic_attr = gdk_ic_attr_new ()) != NULL)
595 GdkColormap *colormap;
596 GdkICAttr *attr = editable->ic_attr;
597 GdkICAttributesType attrmask = GDK_IC_ALL_REQ;
599 GdkIMStyle supported_style = GDK_IM_PREEDIT_NONE |
600 GDK_IM_PREEDIT_NOTHING |
601 GDK_IM_PREEDIT_POSITION |
603 GDK_IM_STATUS_NOTHING;
605 if (widget->style && widget->style->font->type != GDK_FONT_FONTSET)
606 supported_style &= ~GDK_IM_PREEDIT_POSITION;
608 attr->style = style = gdk_im_decide_style (supported_style);
609 attr->client_window = entry->text_area;
611 if ((colormap = gtk_widget_get_colormap (widget)) !=
612 gtk_widget_get_default_colormap ())
614 attrmask |= GDK_IC_PREEDIT_COLORMAP;
615 attr->preedit_colormap = colormap;
617 attrmask |= GDK_IC_PREEDIT_FOREGROUND;
618 attrmask |= GDK_IC_PREEDIT_BACKGROUND;
619 attr->preedit_foreground = widget->style->fg[GTK_STATE_NORMAL];
620 attr->preedit_background = widget->style->base[GTK_STATE_NORMAL];
622 switch (style & GDK_IM_PREEDIT_MASK)
624 case GDK_IM_PREEDIT_POSITION:
625 if (widget->style && widget->style->font->type != GDK_FONT_FONTSET)
627 g_warning ("over-the-spot style requires fontset");
631 gdk_window_get_size (entry->text_area, &width, &height);
633 attrmask |= GDK_IC_PREEDIT_POSITION_REQ;
634 attr->spot_location.x = 0;
635 attr->spot_location.y = height;
636 attr->preedit_area.x = 0;
637 attr->preedit_area.y = 0;
638 attr->preedit_area.width = width;
639 attr->preedit_area.height = height;
640 attr->preedit_fontset = widget->style->font;
644 editable->ic = gdk_ic_new (attr, attrmask);
646 if (editable->ic == NULL)
647 g_warning ("Can't create input context.");
650 mask = gdk_window_get_events (entry->text_area);
651 mask |= gdk_ic_get_events (editable->ic);
652 gdk_window_set_events (entry->text_area, mask);
654 if (GTK_WIDGET_HAS_FOCUS(widget))
655 gdk_im_begin (editable->ic, entry->text_area);
660 gdk_window_show (entry->text_area);
662 if (editable->selection_start_pos != editable->selection_end_pos)
663 gtk_editable_claim_selection (editable, TRUE, GDK_CURRENT_TIME);
665 gtk_entry_recompute_offsets (entry);
669 gtk_entry_unrealize (GtkWidget *widget)
673 g_return_if_fail (widget != NULL);
674 g_return_if_fail (GTK_IS_ENTRY (widget));
676 entry = GTK_ENTRY (widget);
679 if (GTK_EDITABLE (widget)->ic)
681 gdk_ic_destroy (GTK_EDITABLE (widget)->ic);
682 GTK_EDITABLE (widget)->ic = NULL;
684 if (GTK_EDITABLE (widget)->ic_attr)
686 gdk_ic_attr_destroy (GTK_EDITABLE (widget)->ic_attr);
687 GTK_EDITABLE (widget)->ic_attr = NULL;
691 if (entry->text_area)
693 gdk_window_set_user_data (entry->text_area, NULL);
694 gdk_window_destroy (entry->text_area);
695 entry->text_area = NULL;
696 gdk_cursor_destroy (entry->cursor);
697 entry->cursor = NULL;
700 if (GTK_WIDGET_CLASS (parent_class)->unrealize)
701 (* GTK_WIDGET_CLASS (parent_class)->unrealize) (widget);
705 gtk_entry_draw_focus (GtkWidget *widget)
710 g_return_if_fail (widget != NULL);
711 g_return_if_fail (GTK_IS_ENTRY (widget));
713 if (GTK_WIDGET_DRAWABLE (widget))
717 gdk_window_get_size (widget->window, &width, &height);
719 if (GTK_WIDGET_HAS_FOCUS (widget))
727 gtk_paint_shadow (widget->style, widget->window,
728 GTK_STATE_NORMAL, GTK_SHADOW_IN,
729 NULL, widget, "entry",
730 x, y, width, height);
732 if (GTK_WIDGET_HAS_FOCUS (widget))
734 gdk_window_get_size (widget->window, &width, &height);
735 gtk_paint_focus (widget->style, widget->window,
736 NULL, widget, "entry",
737 0, 0, width - 1, height - 1);
740 if (GTK_EDITABLE (widget)->editable)
741 gtk_entry_draw_cursor (GTK_ENTRY (widget));
746 gtk_entry_size_request (GtkWidget *widget,
747 GtkRequisition *requisition)
749 g_return_if_fail (widget != NULL);
750 g_return_if_fail (GTK_IS_ENTRY (widget));
751 g_return_if_fail (requisition != NULL);
753 requisition->width = MIN_ENTRY_WIDTH + (widget->style->klass->xthickness + INNER_BORDER) * 2;
754 requisition->height = (widget->style->font->ascent +
755 widget->style->font->descent +
756 (widget->style->klass->ythickness + INNER_BORDER) * 2);
760 gtk_entry_size_allocate (GtkWidget *widget,
761 GtkAllocation *allocation)
764 GtkEditable *editable;
766 g_return_if_fail (widget != NULL);
767 g_return_if_fail (GTK_IS_ENTRY (widget));
768 g_return_if_fail (allocation != NULL);
770 widget->allocation = *allocation;
771 entry = GTK_ENTRY (widget);
772 editable = GTK_EDITABLE (widget);
774 if (GTK_WIDGET_REALIZED (widget))
776 gdk_window_move_resize (widget->window,
778 allocation->y + (allocation->height - widget->requisition.height) / 2,
779 allocation->width, widget->requisition.height);
780 gdk_window_move_resize (entry->text_area,
781 widget->style->klass->xthickness,
782 widget->style->klass->ythickness,
783 allocation->width - widget->style->klass->xthickness * 2,
784 widget->requisition.height - widget->style->klass->ythickness * 2);
786 /* And make sure the cursor is on screen */
787 entry_adjust_scroll (entry);
791 (gdk_ic_get_style (editable->ic) & GDK_IM_PREEDIT_POSITION))
795 gdk_window_get_size (entry->text_area, &width, &height);
796 editable->ic_attr->preedit_area.width = width;
797 editable->ic_attr->preedit_area.height = height;
798 gdk_ic_set_attr (editable->ic, editable->ic_attr,
799 GDK_IC_PREEDIT_AREA);
806 gtk_entry_draw (GtkWidget *widget,
809 g_return_if_fail (widget != NULL);
810 g_return_if_fail (GTK_IS_ENTRY (widget));
811 g_return_if_fail (area != NULL);
813 if (GTK_WIDGET_DRAWABLE (widget))
815 gtk_widget_draw_focus (widget);
816 gtk_entry_draw_text (GTK_ENTRY (widget));
821 gtk_entry_expose (GtkWidget *widget,
822 GdkEventExpose *event)
826 g_return_val_if_fail (widget != NULL, FALSE);
827 g_return_val_if_fail (GTK_IS_ENTRY (widget), FALSE);
828 g_return_val_if_fail (event != NULL, FALSE);
830 entry = GTK_ENTRY (widget);
832 if (widget->window == event->window)
833 gtk_widget_draw_focus (widget);
834 else if (entry->text_area == event->window)
835 gtk_entry_draw_text (GTK_ENTRY (widget));
841 gtk_entry_button_press (GtkWidget *widget,
842 GdkEventButton *event)
845 GtkEditable *editable;
848 g_return_val_if_fail (widget != NULL, FALSE);
849 g_return_val_if_fail (GTK_IS_ENTRY (widget), FALSE);
850 g_return_val_if_fail (event != NULL, FALSE);
852 if (ctext_atom == GDK_NONE)
853 ctext_atom = gdk_atom_intern ("COMPOUND_TEXT", FALSE);
855 entry = GTK_ENTRY (widget);
856 editable = GTK_EDITABLE (widget);
858 if (entry->button && (event->button != entry->button))
861 entry->button = event->button;
863 if (!GTK_WIDGET_HAS_FOCUS (widget))
864 gtk_widget_grab_focus (widget);
866 if (event->button == 1)
870 case GDK_BUTTON_PRESS:
871 gtk_grab_add (widget);
873 tmp_pos = gtk_entry_position (entry, event->x + entry->scroll_offset);
874 /* Set it now, so we display things right. We'll unset it
875 * later if things don't work out */
876 editable->has_selection = TRUE;
877 gtk_entry_set_selection (editable, tmp_pos, tmp_pos);
878 editable->current_pos = editable->selection_start_pos;
881 case GDK_2BUTTON_PRESS:
882 gtk_select_word (entry, event->time);
885 case GDK_3BUTTON_PRESS:
886 gtk_select_line (entry, event->time);
893 else if (event->type == GDK_BUTTON_PRESS)
895 if ((event->button == 2) && editable->editable)
897 if (editable->selection_start_pos == editable->selection_end_pos ||
898 editable->has_selection)
899 editable->current_pos = gtk_entry_position (entry, event->x + entry->scroll_offset);
900 gtk_selection_convert (widget, GDK_SELECTION_PRIMARY,
901 ctext_atom, event->time);
905 gtk_grab_add (widget);
907 tmp_pos = gtk_entry_position (entry, event->x + entry->scroll_offset);
908 gtk_entry_set_selection (editable, tmp_pos, tmp_pos);
909 editable->has_selection = FALSE;
910 editable->current_pos = editable->selection_start_pos;
912 if (gdk_selection_owner_get (GDK_SELECTION_PRIMARY) == widget->window)
913 gtk_selection_owner_set (NULL, GDK_SELECTION_PRIMARY, event->time);
921 gtk_entry_button_release (GtkWidget *widget,
922 GdkEventButton *event)
925 GtkEditable *editable;
927 g_return_val_if_fail (widget != NULL, FALSE);
928 g_return_val_if_fail (GTK_IS_ENTRY (widget), FALSE);
929 g_return_val_if_fail (event != NULL, FALSE);
931 entry = GTK_ENTRY (widget);
932 editable = GTK_EDITABLE (widget);
934 if (entry->button != event->button)
939 if (event->button == 1)
941 gtk_grab_remove (widget);
943 editable->has_selection = FALSE;
944 if (editable->selection_start_pos != editable->selection_end_pos)
946 if (gtk_selection_owner_set (widget,
947 GDK_SELECTION_PRIMARY,
949 editable->has_selection = TRUE;
951 gtk_entry_queue_draw (entry);
955 if (gdk_selection_owner_get (GDK_SELECTION_PRIMARY) == widget->window)
956 gtk_selection_owner_set (NULL, GDK_SELECTION_PRIMARY, event->time);
959 else if (event->button == 3)
961 gtk_grab_remove (widget);
968 gtk_entry_motion_notify (GtkWidget *widget,
969 GdkEventMotion *event)
974 g_return_val_if_fail (widget != NULL, FALSE);
975 g_return_val_if_fail (GTK_IS_ENTRY (widget), FALSE);
976 g_return_val_if_fail (event != NULL, FALSE);
978 entry = GTK_ENTRY (widget);
980 if (entry->button == 0)
984 if (event->is_hint || (entry->text_area != event->window))
985 gdk_window_get_pointer (entry->text_area, &x, NULL, NULL);
987 GTK_EDITABLE(entry)->selection_end_pos = gtk_entry_position (entry, x + entry->scroll_offset);
988 GTK_EDITABLE(entry)->current_pos = GTK_EDITABLE(entry)->selection_end_pos;
989 entry_adjust_scroll (entry);
990 gtk_entry_queue_draw (entry);
996 gtk_entry_key_press (GtkWidget *widget,
1000 GtkEditable *editable;
1005 gint extend_selection;
1008 g_return_val_if_fail (widget != NULL, FALSE);
1009 g_return_val_if_fail (GTK_IS_ENTRY (widget), FALSE);
1010 g_return_val_if_fail (event != NULL, FALSE);
1012 entry = GTK_ENTRY (widget);
1013 editable = GTK_EDITABLE (widget);
1016 if(editable->editable == FALSE)
1019 initial_pos = editable->current_pos;
1021 extend_selection = event->state & GDK_SHIFT_MASK;
1022 extend_start = FALSE;
1024 if (extend_selection)
1026 if (editable->selection_start_pos == editable->selection_end_pos)
1028 editable->selection_start_pos = editable->current_pos;
1029 editable->selection_end_pos = editable->current_pos;
1032 extend_start = (editable->current_pos == editable->selection_start_pos);
1035 switch (event->keyval)
1039 if (event->state & GDK_CONTROL_MASK)
1040 gtk_delete_backward_word (entry);
1042 gtk_delete_backward_character (entry);
1046 gtk_delete_line (entry);
1050 if (event->state & GDK_SHIFT_MASK)
1052 extend_selection = FALSE;
1053 gtk_editable_paste_clipboard (editable);
1055 else if (event->state & GDK_CONTROL_MASK)
1057 gtk_editable_copy_clipboard (editable);
1061 /* gtk_toggle_insert(entry) -- IMPLEMENT */
1066 if (event->state & GDK_CONTROL_MASK)
1067 gtk_delete_forward_word (entry);
1068 else if (event->state & GDK_SHIFT_MASK)
1070 extend_selection = FALSE;
1071 gtk_editable_cut_clipboard (editable);
1074 gtk_delete_forward_character (entry);
1078 gtk_move_beginning_of_line (entry);
1082 gtk_move_end_of_line (entry);
1086 if (event->state & GDK_CONTROL_MASK)
1087 gtk_move_backward_word (entry);
1089 gtk_move_backward_character (entry);
1093 if (event->state & GDK_CONTROL_MASK)
1094 gtk_move_forward_word (entry);
1096 gtk_move_forward_character (entry);
1100 gtk_signal_emit_by_name (GTK_OBJECT (entry), "activate");
1102 /* The next two keys should not be inserted literally. Any others ??? */
1107 if ((event->keyval >= 0x20) && (event->keyval <= 0xFF))
1109 key = event->keyval;
1111 if (event->state & GDK_CONTROL_MASK)
1113 if ((key >= 'A') && (key <= 'Z'))
1116 if ((key >= 'a') && (key <= 'z') && control_keys[key - 'a'])
1118 (* control_keys[key - 'a']) (editable, event->time);
1123 else if (event->state & GDK_MOD1_MASK)
1125 if ((key >= 'A') && (key <= 'Z'))
1128 if ((key >= 'a') && (key <= 'z') && alt_keys[key - 'a'])
1130 (* alt_keys[key - 'a']) (editable, event->time);
1136 if (event->length > 0)
1140 extend_selection = FALSE;
1141 gtk_editable_delete_selection (editable);
1143 tmp_pos = editable->current_pos;
1144 gtk_editable_insert_text (editable, event->string, event->length, &tmp_pos);
1145 editable->current_pos = tmp_pos;
1152 /* since we emit signals from within the above code,
1153 * the widget might already be destroyed or at least
1156 if (GTK_WIDGET_REALIZED (editable) &&
1157 return_val && (editable->current_pos != initial_pos))
1159 if (extend_selection)
1161 if (editable->current_pos < editable->selection_start_pos)
1162 editable->selection_start_pos = editable->current_pos;
1163 else if (editable->current_pos > editable->selection_end_pos)
1164 editable->selection_end_pos = editable->current_pos;
1168 editable->selection_start_pos = editable->current_pos;
1170 editable->selection_end_pos = editable->current_pos;
1175 editable->selection_start_pos = 0;
1176 editable->selection_end_pos = 0;
1179 gtk_editable_claim_selection (editable,
1180 editable->selection_start_pos != editable->selection_end_pos,
1183 entry_adjust_scroll (entry);
1184 gtk_entry_queue_draw (entry);
1191 gtk_entry_focus_in (GtkWidget *widget,
1192 GdkEventFocus *event)
1194 g_return_val_if_fail (widget != NULL, FALSE);
1195 g_return_val_if_fail (GTK_IS_ENTRY (widget), FALSE);
1196 g_return_val_if_fail (event != NULL, FALSE);
1198 GTK_WIDGET_SET_FLAGS (widget, GTK_HAS_FOCUS);
1199 gtk_widget_draw_focus (widget);
1202 if (GTK_EDITABLE(widget)->ic)
1203 gdk_im_begin (GTK_EDITABLE(widget)->ic, GTK_ENTRY(widget)->text_area);
1210 gtk_entry_focus_out (GtkWidget *widget,
1211 GdkEventFocus *event)
1213 g_return_val_if_fail (widget != NULL, FALSE);
1214 g_return_val_if_fail (GTK_IS_ENTRY (widget), FALSE);
1215 g_return_val_if_fail (event != NULL, FALSE);
1217 GTK_WIDGET_UNSET_FLAGS (widget, GTK_HAS_FOCUS);
1218 gtk_widget_draw_focus (widget);
1228 gtk_entry_make_backing_pixmap (GtkEntry *entry, gint width, gint height)
1230 gint pixmap_width, pixmap_height;
1232 if (!entry->backing_pixmap)
1235 entry->backing_pixmap = gdk_pixmap_new (entry->text_area,
1241 /* reallocate if sizes don't match */
1242 gdk_window_get_size (entry->backing_pixmap,
1243 &pixmap_width, &pixmap_height);
1244 if ((pixmap_width != width) || (pixmap_height != height))
1246 gdk_pixmap_unref (entry->backing_pixmap);
1247 entry->backing_pixmap = gdk_pixmap_new (entry->text_area,
1255 gtk_entry_draw_text (GtkEntry *entry)
1258 GtkEditable *editable;
1259 GtkStateType selected_state;
1263 gint selection_start_pos;
1264 gint selection_end_pos;
1265 gint selection_start_xoffset;
1266 gint selection_end_xoffset;
1269 GdkDrawable *drawable;
1270 gint use_backing_pixmap;
1274 g_return_if_fail (entry != NULL);
1275 g_return_if_fail (GTK_IS_ENTRY (entry));
1279 gtk_timeout_remove (entry->timer);
1283 if (GTK_WIDGET_DRAWABLE (entry))
1285 widget = GTK_WIDGET (entry);
1286 editable = GTK_EDITABLE (entry);
1290 gtk_paint_flat_box (widget->style, entry->text_area,
1291 GTK_WIDGET_STATE(widget), GTK_SHADOW_NONE,
1292 NULL, widget, "entry_bg",
1295 if (editable->editable)
1296 gtk_entry_draw_cursor (entry);
1300 gdk_window_get_size (entry->text_area, &width, &height);
1303 If the widget has focus, draw on a backing pixmap to avoid flickering
1304 and copy it to the text_area.
1305 Otherwise draw to text_area directly for better speed.
1307 use_backing_pixmap = GTK_WIDGET_HAS_FOCUS (widget) && (entry->text != NULL);
1308 if (use_backing_pixmap)
1310 gtk_entry_make_backing_pixmap (entry, width, height);
1311 drawable = entry->backing_pixmap;
1315 drawable = entry->text_area;
1317 gtk_paint_flat_box (widget->style, drawable,
1318 GTK_WIDGET_STATE(widget), GTK_SHADOW_NONE,
1319 NULL, widget, "entry_bg",
1320 0, 0, width, height);
1322 y = (height - (widget->style->font->ascent + widget->style->font->descent)) / 2;
1323 y += widget->style->font->ascent;
1325 start_pos = gtk_entry_find_position (entry, entry->scroll_offset);
1326 start_xoffset = entry->char_offset[start_pos] - entry->scroll_offset;
1328 end_pos = gtk_entry_find_position (entry, entry->scroll_offset + width);
1329 if (end_pos < entry->text_length)
1332 selected_state = GTK_STATE_SELECTED;
1333 if (!editable->has_selection)
1334 selected_state = GTK_STATE_ACTIVE;
1336 selection_start_pos = MIN (editable->selection_start_pos, editable->selection_end_pos);
1337 selection_end_pos = MAX (editable->selection_start_pos, editable->selection_end_pos);
1339 selection_start_pos = CLAMP (selection_start_pos, start_pos, end_pos);
1340 selection_end_pos = CLAMP (selection_end_pos, start_pos, end_pos);
1342 selection_start_xoffset =
1343 entry->char_offset[selection_start_pos] - entry->scroll_offset;
1344 selection_end_xoffset =
1345 entry->char_offset[selection_end_pos] -entry->scroll_offset;
1347 /* if entry->visible, print a bunch of stars. If not, print the standard text. */
1350 toprint = entry->text + start_pos;
1356 stars = g_new (GdkWChar, end_pos - start_pos);
1357 for (i = 0; i < end_pos - start_pos; i++)
1362 if (selection_start_pos > start_pos)
1363 gdk_draw_text_wc (drawable, widget->style->font,
1364 widget->style->fg_gc[GTK_WIDGET_STATE (widget)],
1365 INNER_BORDER + start_xoffset, y,
1367 selection_start_pos - start_pos);
1369 if ((selection_end_pos >= start_pos) &&
1370 (selection_start_pos < end_pos) &&
1371 (selection_start_pos != selection_end_pos))
1373 gtk_paint_flat_box (widget->style, drawable,
1374 selected_state, GTK_SHADOW_NONE,
1375 NULL, widget, "text",
1376 INNER_BORDER + selection_start_xoffset,
1378 selection_end_xoffset - selection_start_xoffset,
1379 height - 2*INNER_BORDER);
1380 gdk_draw_text_wc (drawable, widget->style->font,
1381 widget->style->fg_gc[selected_state],
1382 INNER_BORDER + selection_start_xoffset, y,
1383 toprint + selection_start_pos - start_pos,
1384 selection_end_pos - selection_start_pos);
1387 if (selection_end_pos < end_pos)
1388 gdk_draw_text_wc (drawable, widget->style->font,
1389 widget->style->fg_gc[GTK_WIDGET_STATE (widget)],
1390 INNER_BORDER + selection_end_xoffset, y,
1391 toprint + selection_end_pos - start_pos,
1392 end_pos - selection_end_pos);
1393 /* free the space allocated for the stars if it's neccessary. */
1394 if (!entry->visible)
1397 if (editable->editable)
1398 gtk_entry_draw_cursor_on_drawable (entry, drawable);
1400 if (use_backing_pixmap)
1401 gdk_draw_pixmap(entry->text_area,
1402 widget->style->fg_gc[GTK_STATE_NORMAL],
1403 entry->backing_pixmap,
1404 0, 0, 0, 0, width, height);
1409 gtk_entry_draw_cursor (GtkEntry *entry)
1411 g_return_if_fail (entry != NULL);
1412 g_return_if_fail (GTK_IS_ENTRY (entry));
1414 gtk_entry_draw_cursor_on_drawable (entry, entry->text_area);
1418 gtk_entry_draw_cursor_on_drawable (GtkEntry *entry, GdkDrawable *drawable)
1421 GtkEditable *editable;
1423 gint text_area_height;
1425 g_return_if_fail (entry != NULL);
1426 g_return_if_fail (GTK_IS_ENTRY (entry));
1428 if (GTK_WIDGET_DRAWABLE (entry))
1430 widget = GTK_WIDGET (entry);
1431 editable = GTK_EDITABLE (entry);
1433 xoffset = INNER_BORDER + entry->char_offset[editable->current_pos];
1434 xoffset -= entry->scroll_offset;
1436 gdk_window_get_size (entry->text_area, NULL, &text_area_height);
1438 if (GTK_WIDGET_HAS_FOCUS (widget) &&
1439 (editable->selection_start_pos == editable->selection_end_pos))
1441 gdk_draw_line (drawable, widget->style->fg_gc[GTK_STATE_NORMAL],
1442 xoffset, INNER_BORDER,
1443 xoffset, text_area_height - INNER_BORDER);
1449 (widget->style->font->ascent + widget->style->font->descent)) / 2
1450 + widget->style->font->ascent;
1452 gtk_paint_flat_box (widget->style, drawable,
1453 GTK_WIDGET_STATE(widget), GTK_SHADOW_NONE,
1454 NULL, widget, "entry_bg",
1455 xoffset, INNER_BORDER,
1456 1, text_area_height - INNER_BORDER);
1458 /* Draw the character under the cursor again
1460 if (editable->current_pos < entry->text_length)
1461 gdk_draw_text_wc (drawable, widget->style->font,
1462 widget->style->fg_gc[GTK_WIDGET_STATE (widget)],
1464 entry->text + editable->current_pos, 1);
1469 if (GTK_WIDGET_HAS_FOCUS(widget) && gdk_im_ready() && editable->ic &&
1470 (gdk_ic_get_style (editable->ic) & GDK_IM_PREEDIT_POSITION))
1472 editable->ic_attr->spot_location.x = xoffset;
1473 editable->ic_attr->spot_location.y =
1474 (text_area_height + (widget->style->font->ascent
1475 - widget->style->font->descent) + 1) / 2;
1477 gdk_ic_set_attr (editable->ic,
1478 editable->ic_attr, GDK_IC_SPOT_LOCATION);
1485 gtk_entry_queue_draw (GtkEntry *entry)
1487 g_return_if_fail (entry != NULL);
1488 g_return_if_fail (GTK_IS_ENTRY (entry));
1491 entry->timer = gtk_timeout_add (DRAW_TIMEOUT, gtk_entry_timer, entry);
1495 gtk_entry_timer (gpointer data)
1499 GDK_THREADS_ENTER ();
1501 entry = GTK_ENTRY (data);
1503 gtk_entry_draw_text (entry);
1505 GDK_THREADS_LEAVE ();
1511 gtk_entry_find_position (GtkEntry *entry,
1515 gint end = entry->text_length;
1520 if (x >= entry->char_offset[end])
1523 /* invariant - char_offset[start] <= x < char_offset[end] */
1525 while (start != end)
1527 half = (start+end)/2;
1530 else if (entry->char_offset[half] <= x)
1540 gtk_entry_position (GtkEntry *entry,
1543 return gtk_entry_find_position(entry, x);
1547 gtk_entry_adjust_scroll (GtkEntry *entry)
1549 g_return_if_fail (entry != NULL);
1550 g_return_if_fail (GTK_IS_ENTRY (entry));
1552 g_message ("gtk_entry_adjust_scroll() is deprecated");
1554 entry_adjust_scroll (entry);
1558 entry_adjust_scroll (GtkEntry *entry)
1560 gint xoffset, max_offset;
1561 gint text_area_width;
1563 g_return_if_fail (entry != NULL);
1564 g_return_if_fail (GTK_IS_ENTRY (entry));
1566 if (!entry->text_area)
1569 gdk_window_get_size (entry->text_area, &text_area_width, NULL);
1571 /* Display as much text as we can */
1572 max_offset = MAX(0, entry->char_offset[entry->text_length] - text_area_width);
1574 if (entry->scroll_offset > max_offset)
1575 entry->scroll_offset = max_offset;
1577 /* And make sure cursor is on screen */
1578 xoffset = entry->char_offset[GTK_EDITABLE(entry)->current_pos];
1579 xoffset -= entry->scroll_offset;
1582 entry->scroll_offset += xoffset;
1583 else if (xoffset > text_area_width)
1584 entry->scroll_offset += xoffset - text_area_width + 1;
1586 gtk_widget_queue_draw (GTK_WIDGET (entry));
1590 gtk_entry_grow_text (GtkEntry *entry)
1595 g_return_if_fail (entry != NULL);
1596 g_return_if_fail (GTK_IS_ENTRY (entry));
1598 previous_size = entry->text_size;
1599 if (!entry->text_size)
1600 entry->text_size = 128;
1602 entry->text_size *= 2;
1603 entry->text = g_realloc (entry->text, entry->text_size * sizeof(GdkWChar));
1604 entry->char_offset = g_realloc (entry->char_offset,
1605 entry->text_size * sizeof(guint));
1607 if (entry->text_length == 0) /* initial allocation */
1609 entry->char_offset[0] = 0;
1612 for (i = previous_size; i < entry->text_size; i++)
1613 entry->text[i] = '\0';
1617 gtk_entry_insert_text (GtkEditable *editable,
1618 const gchar *new_text,
1619 gint new_text_length,
1629 guchar *new_text_nt;
1630 gint insertion_length;
1631 GdkWChar *insertion_text;
1636 g_return_if_fail (editable != NULL);
1637 g_return_if_fail (GTK_IS_ENTRY (editable));
1639 entry = GTK_ENTRY (editable);
1640 widget = GTK_WIDGET (editable);
1642 if ((entry->text_length == 0) && (entry->use_wchar == FALSE))
1644 if (!GTK_WIDGET_REALIZED (widget))
1645 gtk_widget_ensure_style (widget);
1646 if ((widget->style) && (widget->style->font->type == GDK_FONT_FONTSET))
1647 entry->use_wchar = TRUE;
1650 if (new_text_length < 0)
1652 new_text_nt = (gchar *)new_text;
1653 new_text_length = strlen (new_text);
1654 if (new_text_length <= 0) return;
1656 else if (new_text_length == 0)
1662 /* make a null-terminated copy of new_text */
1663 new_text_nt = g_new (gchar, new_text_length + 1);
1664 memcpy (new_text_nt, new_text, new_text_length);
1665 new_text_nt[new_text_length] = 0;
1668 /* The algorithms here will work as long as, the text size (a
1669 * multiple of 2), fits into a guint16 but we specify a shorter
1670 * maximum length so that if the user pastes a very long text, there
1671 * is not a long hang from the slow X_LOCALE functions. */
1673 if (entry->text_max_length == 0)
1676 max_length = MIN (2047, entry->text_max_length);
1678 /* Convert to wide characters */
1679 insertion_text = g_new (GdkWChar, new_text_length);
1680 if (entry->use_wchar)
1681 insertion_length = gdk_mbstowcs (insertion_text, new_text_nt,
1684 for (insertion_length=0; new_text_nt[insertion_length]; insertion_length++)
1685 insertion_text[insertion_length] = new_text_nt[insertion_length];
1686 if (new_text_nt != (guchar *)new_text)
1687 g_free (new_text_nt);
1689 /* Make sure we do not exceed the maximum size of the entry. */
1690 if (insertion_length + entry->text_length > max_length)
1691 insertion_length = max_length - entry->text_length;
1693 /* Don't insert anything, if there was nothing to insert. */
1694 if (insertion_length <= 0)
1696 g_free(insertion_text);
1700 /* Make sure we are inserting at integral character position */
1701 start_pos = *position;
1704 else if (start_pos > entry->text_length)
1705 start_pos = entry->text_length;
1707 end_pos = start_pos + insertion_length;
1708 last_pos = insertion_length + entry->text_length;
1710 if (editable->selection_start_pos >= *position)
1711 editable->selection_start_pos += insertion_length;
1712 if (editable->selection_end_pos >= *position)
1713 editable->selection_end_pos += insertion_length;
1715 while (last_pos >= entry->text_size)
1716 gtk_entry_grow_text (entry);
1719 for (i = last_pos - 1; i >= end_pos; i--)
1720 text[i] = text[i- (end_pos - start_pos)];
1721 for (i = start_pos; i < end_pos; i++)
1722 text[i] = insertion_text[i - start_pos];
1723 g_free (insertion_text);
1725 /* Fix up the the character offsets */
1727 if (GTK_WIDGET_REALIZED (entry))
1731 for (i = last_pos; i >= end_pos; i--)
1732 entry->char_offset[i]
1733 = entry->char_offset[i - insertion_length];
1735 for (i=start_pos; i<end_pos; i++)
1737 entry->char_offset[i] = entry->char_offset[start_pos] + offset;
1740 offset += gdk_char_width_wc (GTK_WIDGET (entry)->style->font,
1745 offset += gdk_char_width (GTK_WIDGET (entry)->style->font, '*');
1748 for (i = end_pos; i <= last_pos; i++)
1749 entry->char_offset[i] += offset;
1752 entry->text_length += insertion_length;
1753 *position = end_pos;
1755 entry->text_mb_dirty = 1;
1756 gtk_entry_queue_draw (entry);
1759 /* Recompute the x offsets of all characters in the buffer */
1761 gtk_entry_recompute_offsets (GtkEntry *entry)
1766 for (i=0; i<entry->text_length; i++)
1768 entry->char_offset[i] = offset;
1771 offset += gdk_char_width_wc (GTK_WIDGET (entry)->style->font,
1776 offset += gdk_char_width (GTK_WIDGET (entry)->style->font, '*');
1780 entry->char_offset[i] = offset;
1784 gtk_entry_delete_text (GtkEditable *editable,
1789 gint deletion_length;
1794 g_return_if_fail (editable != NULL);
1795 g_return_if_fail (GTK_IS_ENTRY (editable));
1797 entry = GTK_ENTRY (editable);
1800 end_pos = entry->text_length;
1802 if (editable->selection_start_pos > start_pos)
1803 editable->selection_start_pos -= MIN(end_pos, editable->selection_start_pos) - start_pos;
1804 if (editable->selection_end_pos > start_pos)
1805 editable->selection_end_pos -= MIN(end_pos, editable->selection_end_pos) - start_pos;
1807 if ((start_pos < end_pos) &&
1809 (end_pos <= entry->text_length))
1812 deletion_length = end_pos - start_pos;
1814 /* Fix up the character offsets */
1815 if (GTK_WIDGET_REALIZED (entry))
1817 gint deletion_width =
1818 entry->char_offset[end_pos] - entry->char_offset[start_pos];
1820 for (i = 0 ; i <= entry->text_length - end_pos; i++)
1821 entry->char_offset[start_pos+i] = entry->char_offset[end_pos+i] - deletion_width;
1824 for (i = end_pos; i < entry->text_length; i++)
1825 text[i - deletion_length] = text[i];
1827 for (i = entry->text_length - deletion_length; i < entry->text_length; i++)
1830 entry->text_length -= deletion_length;
1831 editable->current_pos = start_pos;
1834 entry->text_mb_dirty = 1;
1835 gtk_entry_queue_draw (entry);
1839 gtk_entry_update_text (GtkEditable *editable,
1843 gtk_entry_queue_draw (GTK_ENTRY(editable));
1847 gtk_entry_get_chars (GtkEditable *editable,
1853 g_return_val_if_fail (editable != NULL, NULL);
1854 g_return_val_if_fail (GTK_IS_ENTRY (editable), NULL);
1856 entry = GTK_ENTRY (editable);
1859 end_pos = entry->text_length;
1861 start_pos = MIN(entry->text_length, start_pos);
1862 end_pos = MIN(entry->text_length, end_pos);
1864 if (start_pos <= end_pos)
1867 if (entry->use_wchar)
1870 if (end_pos >= entry->text_size)
1871 gtk_entry_grow_text(entry);
1872 ch = entry->text[end_pos];
1873 entry->text[end_pos] = 0;
1874 mbstr = gdk_wcstombs (entry->text + start_pos);
1875 entry->text[end_pos] = ch;
1876 return (gchar *)mbstr;
1881 mbstr = g_new (gchar, end_pos - start_pos + 1);
1882 for (i=0; i<end_pos-start_pos; i++)
1883 mbstr[i] = entry->text[start_pos + i];
1885 return (gchar *)mbstr;
1893 gtk_entry_move_cursor (GtkEditable *editable,
1898 entry = GTK_ENTRY (editable);
1900 /* Horizontal motion */
1901 if ((gint)editable->current_pos < -x)
1902 editable->current_pos = 0;
1903 else if (editable->current_pos + x > entry->text_length)
1904 editable->current_pos = entry->text_length;
1906 editable->current_pos += x;
1908 /* Ignore vertical motion */
1912 gtk_move_forward_character (GtkEntry *entry)
1914 gtk_entry_move_cursor (GTK_EDITABLE (entry), 1, 0);
1918 gtk_move_backward_character (GtkEntry *entry)
1920 gtk_entry_move_cursor (GTK_EDITABLE (entry), -1, 0);
1924 gtk_entry_move_word (GtkEditable *editable,
1928 gtk_move_forward_word (GTK_ENTRY (editable));
1930 gtk_move_backward_word (GTK_ENTRY (editable));
1934 gtk_move_forward_word (GtkEntry *entry)
1936 GtkEditable *editable;
1940 editable = GTK_EDITABLE (entry);
1942 if (entry->text && (editable->current_pos < entry->text_length))
1945 i = editable->current_pos;
1947 if ((entry->use_wchar) ? (!gdk_iswalnum (text[i])) : (!isalnum (text[i])))
1948 for (; i < entry->text_length; i++)
1950 if ((entry->use_wchar) ? gdk_iswalnum (text[i]) : isalnum (text[i]))
1954 for (; i < entry->text_length; i++)
1956 if ((entry->use_wchar) ? (!gdk_iswalnum (text[i])) : (!isalnum (text[i])))
1960 editable->current_pos = i;
1965 gtk_move_backward_word (GtkEntry *entry)
1967 GtkEditable *editable;
1971 editable = GTK_EDITABLE (entry);
1973 if (entry->text && editable->current_pos > 0)
1976 i = editable->current_pos - 1;
1977 if ((entry->use_wchar) ? (!gdk_iswalnum (text[i])) : (!isalnum (text[i])))
1980 if ((entry->use_wchar) ? gdk_iswalnum (text[i]) : isalnum (text[i]))
1985 if ((entry->use_wchar) ? (!gdk_iswalnum (text[i])) : (!isalnum (text[i])))
1995 editable->current_pos = i;
2000 gtk_entry_move_to_column (GtkEditable *editable, gint column)
2004 entry = GTK_ENTRY (editable);
2006 if (column < 0 || column > entry->text_length)
2007 editable->current_pos = entry->text_length;
2009 editable->current_pos = column;
2013 gtk_move_beginning_of_line (GtkEntry *entry)
2015 gtk_entry_move_to_column (GTK_EDITABLE (entry), 0);
2019 gtk_move_end_of_line (GtkEntry *entry)
2021 gtk_entry_move_to_column (GTK_EDITABLE (entry), -1);
2025 gtk_entry_kill_char (GtkEditable *editable,
2028 if (editable->selection_start_pos != editable->selection_end_pos)
2029 gtk_editable_delete_selection (editable);
2032 gint old_pos = editable->current_pos;
2035 gtk_entry_move_cursor (editable, 1, 0);
2036 gtk_editable_delete_text (editable, old_pos, editable->current_pos);
2040 gtk_entry_move_cursor (editable, -1, 0);
2041 gtk_editable_delete_text (editable, editable->current_pos, old_pos);
2047 gtk_delete_forward_character (GtkEntry *entry)
2049 gtk_entry_kill_char (GTK_EDITABLE (entry), 1);
2053 gtk_delete_backward_character (GtkEntry *entry)
2055 gtk_entry_kill_char (GTK_EDITABLE (entry), -1);
2059 gtk_entry_kill_word (GtkEditable *editable,
2062 if (editable->selection_start_pos != editable->selection_end_pos)
2063 gtk_editable_delete_selection (editable);
2066 gint old_pos = editable->current_pos;
2069 gtk_entry_move_word (editable, 1);
2070 gtk_editable_delete_text (editable, old_pos, editable->current_pos);
2074 gtk_entry_move_word (editable, -1);
2075 gtk_editable_delete_text (editable, editable->current_pos, old_pos);
2081 gtk_delete_forward_word (GtkEntry *entry)
2083 gtk_entry_kill_word (GTK_EDITABLE (entry), 1);
2087 gtk_delete_backward_word (GtkEntry *entry)
2089 gtk_entry_kill_word (GTK_EDITABLE (entry), -1);
2093 gtk_entry_kill_line (GtkEditable *editable,
2096 gint old_pos = editable->current_pos;
2099 gtk_entry_move_to_column (editable, -1);
2100 gtk_editable_delete_text (editable, old_pos, editable->current_pos);
2104 gtk_entry_move_to_column (editable, 0);
2105 gtk_editable_delete_text (editable, editable->current_pos, old_pos);
2110 gtk_delete_line (GtkEntry *entry)
2112 gtk_entry_move_to_column (GTK_EDITABLE (entry), 0);
2113 gtk_entry_kill_line (GTK_EDITABLE (entry), 1);
2117 gtk_delete_to_line_end (GtkEntry *entry)
2119 gtk_editable_delete_text (GTK_EDITABLE(entry), GTK_EDITABLE(entry)->current_pos, entry->text_length);
2123 gtk_select_word (GtkEntry *entry,
2126 GtkEditable *editable;
2130 editable = GTK_EDITABLE (entry);
2132 gtk_move_backward_word (entry);
2133 start_pos = editable->current_pos;
2135 gtk_move_forward_word (entry);
2136 end_pos = editable->current_pos;
2138 editable->has_selection = TRUE;
2139 gtk_entry_set_selection (editable, start_pos, end_pos);
2140 gtk_editable_claim_selection (editable, start_pos != end_pos, time);
2144 gtk_select_line (GtkEntry *entry,
2147 GtkEditable *editable;
2149 editable = GTK_EDITABLE (entry);
2151 editable->has_selection = TRUE;
2152 gtk_entry_set_selection (editable, 0, entry->text_length);
2153 gtk_editable_claim_selection (editable, entry->text_length != 0, time);
2155 editable->current_pos = editable->selection_end_pos;
2159 gtk_entry_set_selection (GtkEditable *editable,
2163 g_return_if_fail (editable != NULL);
2164 g_return_if_fail (GTK_IS_ENTRY (editable));
2167 end = GTK_ENTRY (editable)->text_length;
2169 editable->selection_start_pos = start;
2170 editable->selection_end_pos = end;
2172 gtk_entry_queue_draw (GTK_ENTRY (editable));
2176 gtk_entry_select_region (GtkEntry *entry,
2180 gtk_editable_select_region (GTK_EDITABLE (entry), start, end);
2184 gtk_entry_set_max_length (GtkEntry *entry,
2187 g_return_if_fail (entry != NULL);
2188 g_return_if_fail (GTK_IS_ENTRY (entry));
2190 if (max && entry->text_length > max)
2191 gtk_editable_delete_text(GTK_EDITABLE(entry), max, -1);
2192 entry->text_max_length = max;
2197 gtk_entry_update_ic_attr (GtkWidget *widget)
2199 GtkEditable *editable = (GtkEditable *) widget;
2200 GdkICAttributesType mask = 0;
2202 gdk_ic_get_attr (editable->ic, editable->ic_attr,
2203 GDK_IC_PREEDIT_FOREGROUND |
2204 GDK_IC_PREEDIT_BACKGROUND |
2205 GDK_IC_PREEDIT_FONTSET);
2207 if (editable->ic_attr->preedit_foreground.pixel !=
2208 widget->style->fg[GTK_STATE_NORMAL].pixel)
2210 mask |= GDK_IC_PREEDIT_FOREGROUND;
2211 editable->ic_attr->preedit_foreground
2212 = widget->style->fg[GTK_STATE_NORMAL];
2214 if (editable->ic_attr->preedit_background.pixel !=
2215 widget->style->base[GTK_STATE_NORMAL].pixel)
2217 mask |= GDK_IC_PREEDIT_BACKGROUND;
2218 editable->ic_attr->preedit_background
2219 = widget->style->base[GTK_STATE_NORMAL];
2221 if ((gdk_ic_get_style (editable->ic) & GDK_IM_PREEDIT_POSITION) &&
2222 !gdk_font_equal (editable->ic_attr->preedit_fontset,
2223 widget->style->font))
2225 mask |= GDK_IC_PREEDIT_FONTSET;
2226 editable->ic_attr->preedit_fontset = widget->style->font;
2230 gdk_ic_set_attr (editable->ic, editable->ic_attr, mask);
2232 #endif /* USE_XIM */
2235 gtk_entry_style_set (GtkWidget *widget,
2236 GtkStyle *previous_style)
2241 g_return_if_fail (widget != NULL);
2242 g_return_if_fail (GTK_IS_ENTRY (widget));
2244 if (previous_style && GTK_WIDGET_REALIZED (widget))
2246 entry = GTK_ENTRY (widget);
2248 scroll_char = gtk_entry_find_position (entry, entry->scroll_offset);
2249 gtk_entry_recompute_offsets (GTK_ENTRY (widget));
2250 entry->scroll_offset = entry->char_offset[scroll_char];
2251 entry_adjust_scroll (entry);
2253 gdk_window_set_background (widget->window, &widget->style->base[GTK_WIDGET_STATE (widget)]);
2254 gdk_window_set_background (entry->text_area, &widget->style->base[GTK_WIDGET_STATE (widget)]);
2257 gtk_entry_update_ic_attr (widget);
2261 if (GTK_WIDGET_DRAWABLE (widget))
2262 gtk_widget_queue_clear(widget);
2266 gtk_entry_state_changed (GtkWidget *widget,
2267 GtkStateType previous_state)
2269 g_return_if_fail (widget != NULL);
2270 g_return_if_fail (GTK_IS_ENTRY (widget));
2272 if (GTK_WIDGET_REALIZED (widget))
2274 gdk_window_set_background (widget->window, &widget->style->base[GTK_WIDGET_STATE (widget)]);
2275 gdk_window_set_background (GTK_ENTRY (widget)->text_area, &widget->style->base[GTK_WIDGET_STATE (widget)]);
2278 gtk_entry_update_ic_attr (widget);
2282 if (GTK_WIDGET_DRAWABLE (widget))
2283 gtk_widget_queue_clear(widget);