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 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.
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.
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.
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/.
28 #include "gtkcheckbutton.h"
30 #include "gtkprivate.h"
34 #define INDICATOR_SIZE 13
35 #define INDICATOR_SPACING 2
38 static void gtk_check_button_size_request (GtkWidget *widget,
39 GtkRequisition *requisition);
40 static void gtk_check_button_size_allocate (GtkWidget *widget,
41 GtkAllocation *allocation);
42 static gint gtk_check_button_expose (GtkWidget *widget,
43 GdkEventExpose *event);
44 static void gtk_check_button_paint (GtkWidget *widget,
46 static void gtk_check_button_draw_indicator (GtkCheckButton *check_button,
48 static void gtk_real_check_button_draw_indicator (GtkCheckButton *check_button,
51 G_DEFINE_TYPE (GtkCheckButton, gtk_check_button, GTK_TYPE_TOGGLE_BUTTON)
54 gtk_check_button_class_init (GtkCheckButtonClass *class)
56 GtkWidgetClass *widget_class;
58 widget_class = (GtkWidgetClass*) class;
60 widget_class->size_request = gtk_check_button_size_request;
61 widget_class->size_allocate = gtk_check_button_size_allocate;
62 widget_class->expose_event = gtk_check_button_expose;
64 class->draw_indicator = gtk_real_check_button_draw_indicator;
66 gtk_widget_class_install_style_property (widget_class,
67 g_param_spec_int ("indicator-size",
69 P_("Size of check or radio indicator"),
74 gtk_widget_class_install_style_property (widget_class,
75 g_param_spec_int ("indicator-spacing",
76 P_("Indicator Spacing"),
77 P_("Spacing around check or radio indicator"),
85 gtk_check_button_init (GtkCheckButton *check_button)
87 gtk_widget_set_has_window (GTK_WIDGET (check_button), FALSE);
88 gtk_widget_set_receives_default (GTK_WIDGET (check_button), FALSE);
89 GTK_TOGGLE_BUTTON (check_button)->draw_indicator = TRUE;
90 GTK_BUTTON (check_button)->depress_on_activate = FALSE;
94 gtk_check_button_new (void)
96 return g_object_new (GTK_TYPE_CHECK_BUTTON, NULL);
101 gtk_check_button_new_with_label (const gchar *label)
103 return g_object_new (GTK_TYPE_CHECK_BUTTON, "label", label, NULL);
107 * gtk_check_button_new_with_mnemonic:
108 * @label: The text of the button, with an underscore in front of the
110 * @returns: a new #GtkCheckButton
112 * Creates a new #GtkCheckButton containing a label. The label
113 * will be created using gtk_label_new_with_mnemonic(), so underscores
114 * in @label indicate the mnemonic for the check button.
117 gtk_check_button_new_with_mnemonic (const gchar *label)
119 return g_object_new (GTK_TYPE_CHECK_BUTTON,
121 "use-underline", TRUE,
126 /* This should only be called when toggle_button->draw_indicator
130 gtk_check_button_paint (GtkWidget *widget,
133 GtkCheckButton *check_button = GTK_CHECK_BUTTON (widget);
135 if (gtk_widget_is_drawable (widget))
142 gtk_widget_style_get (widget,
143 "interior-focus", &interior_focus,
144 "focus-line-width", &focus_width,
145 "focus-padding", &focus_pad,
148 gtk_check_button_draw_indicator (check_button, area);
150 border_width = gtk_container_get_border_width (GTK_CONTAINER (widget));
151 if (gtk_widget_has_focus (widget))
155 GtkWidget *child = gtk_bin_get_child (GTK_BIN (widget));
158 style = gtk_widget_get_style (widget);
159 window = gtk_widget_get_window (widget);
160 state = gtk_widget_get_state (widget);
162 if (interior_focus && child && gtk_widget_get_visible (child))
164 GtkAllocation child_allocation;
166 gtk_widget_get_allocation (child, &child_allocation);
167 gtk_paint_focus (style, window, state,
168 area, widget, "checkbutton",
169 child_allocation.x - focus_width - focus_pad,
170 child_allocation.y - focus_width - focus_pad,
171 child_allocation.width + 2 * (focus_width + focus_pad),
172 child_allocation.height + 2 * (focus_width + focus_pad));
176 GtkAllocation allocation;
178 gtk_widget_get_allocation (widget, &allocation);
179 gtk_paint_focus (style, window, state,
180 area, widget, "checkbutton",
181 allocation.x + border_width,
182 allocation.y + border_width,
183 allocation.width - 2 * border_width,
184 allocation.height - 2 * border_width);
191 _gtk_check_button_get_props (GtkCheckButton *check_button,
192 gint *indicator_size,
193 gint *indicator_spacing)
195 GtkWidget *widget = GTK_WIDGET (check_button);
198 gtk_widget_style_get (widget, "indicator-size", indicator_size, NULL);
200 if (indicator_spacing)
201 gtk_widget_style_get (widget, "indicator-spacing", indicator_spacing, NULL);
205 gtk_check_button_size_request (GtkWidget *widget,
206 GtkRequisition *requisition)
208 GtkToggleButton *toggle_button = GTK_TOGGLE_BUTTON (widget);
210 if (toggle_button->draw_indicator)
215 gint indicator_spacing;
220 border_width = gtk_container_get_border_width (GTK_CONTAINER (widget));
222 gtk_widget_style_get (GTK_WIDGET (widget),
223 "focus-line-width", &focus_width,
224 "focus-padding", &focus_pad,
227 requisition->width = border_width * 2;
228 requisition->height = border_width * 2;
230 _gtk_check_button_get_props (GTK_CHECK_BUTTON (widget),
231 &indicator_size, &indicator_spacing);
233 child = gtk_bin_get_child (GTK_BIN (widget));
234 if (child && gtk_widget_get_visible (child))
236 GtkRequisition child_requisition;
238 gtk_widget_size_request (child, &child_requisition);
240 requisition->width += child_requisition.width + indicator_spacing;
241 requisition->height += child_requisition.height;
244 requisition->width += (indicator_size + indicator_spacing * 2 + 2 * (focus_width + focus_pad));
246 temp = indicator_size + indicator_spacing * 2;
247 requisition->height = MAX (requisition->height, temp) + 2 * (focus_width + focus_pad);
250 GTK_WIDGET_CLASS (gtk_check_button_parent_class)->size_request (widget, requisition);
254 gtk_check_button_size_allocate (GtkWidget *widget,
255 GtkAllocation *allocation)
257 GtkCheckButton *check_button;
258 GtkToggleButton *toggle_button;
260 GtkAllocation child_allocation;
262 button = GTK_BUTTON (widget);
263 check_button = GTK_CHECK_BUTTON (widget);
264 toggle_button = GTK_TOGGLE_BUTTON (widget);
266 if (toggle_button->draw_indicator)
270 gint indicator_spacing;
274 _gtk_check_button_get_props (check_button, &indicator_size, &indicator_spacing);
275 gtk_widget_style_get (widget,
276 "focus-line-width", &focus_width,
277 "focus-padding", &focus_pad,
280 gtk_widget_set_allocation (widget, allocation);
282 if (gtk_widget_get_realized (widget))
283 gdk_window_move_resize (button->event_window,
284 allocation->x, allocation->y,
285 allocation->width, allocation->height);
287 child = gtk_bin_get_child (GTK_BIN (button));
288 if (child && gtk_widget_get_visible (child))
290 GtkRequisition child_requisition;
291 guint border_width = gtk_container_get_border_width (GTK_CONTAINER (widget));
293 gtk_widget_get_child_requisition (child, &child_requisition);
295 child_allocation.width = MIN (child_requisition.width,
297 ((border_width + focus_width + focus_pad) * 2
298 + indicator_size + indicator_spacing * 3));
299 child_allocation.width = MAX (child_allocation.width, 1);
301 child_allocation.height = MIN (child_requisition.height,
302 allocation->height - (border_width + focus_width + focus_pad) * 2);
303 child_allocation.height = MAX (child_allocation.height, 1);
305 child_allocation.x = (border_width + indicator_size + indicator_spacing * 3 +
306 allocation->x + focus_width + focus_pad);
307 child_allocation.y = allocation->y + (allocation->height - child_allocation.height) / 2;
309 if (gtk_widget_get_direction (widget) == GTK_TEXT_DIR_RTL)
310 child_allocation.x = allocation->x + allocation->width
311 - (child_allocation.x - allocation->x + child_allocation.width);
313 gtk_widget_size_allocate (child, &child_allocation);
317 GTK_WIDGET_CLASS (gtk_check_button_parent_class)->size_allocate (widget, allocation);
321 gtk_check_button_expose (GtkWidget *widget,
322 GdkEventExpose *event)
324 GtkToggleButton *toggle_button;
328 toggle_button = GTK_TOGGLE_BUTTON (widget);
329 bin = GTK_BIN (widget);
331 if (gtk_widget_is_drawable (widget))
333 if (toggle_button->draw_indicator)
335 gtk_check_button_paint (widget, &event->area);
337 child = gtk_bin_get_child (bin);
339 gtk_container_propagate_expose (GTK_CONTAINER (widget),
343 else if (GTK_WIDGET_CLASS (gtk_check_button_parent_class)->expose_event)
344 GTK_WIDGET_CLASS (gtk_check_button_parent_class)->expose_event (widget, event);
352 gtk_check_button_draw_indicator (GtkCheckButton *check_button,
355 GtkCheckButtonClass *class;
357 g_return_if_fail (GTK_IS_CHECK_BUTTON (check_button));
359 class = GTK_CHECK_BUTTON_GET_CLASS (check_button);
361 if (class->draw_indicator)
362 class->draw_indicator (check_button, area);
366 gtk_real_check_button_draw_indicator (GtkCheckButton *check_button,
372 GtkToggleButton *toggle_button;
373 GtkStateType state_type;
374 GtkShadowType shadow_type;
377 gint indicator_spacing;
381 gboolean interior_focus;
383 widget = GTK_WIDGET (check_button);
385 if (gtk_widget_is_drawable (widget))
387 GtkAllocation allocation;
391 button = GTK_BUTTON (check_button);
392 toggle_button = GTK_TOGGLE_BUTTON (check_button);
394 gtk_widget_get_allocation (widget, &allocation);
395 style = gtk_widget_get_style (widget);
396 window = gtk_widget_get_window (widget);
398 gtk_widget_style_get (widget,
399 "interior-focus", &interior_focus,
400 "focus-line-width", &focus_width,
401 "focus-padding", &focus_pad,
404 _gtk_check_button_get_props (check_button, &indicator_size, &indicator_spacing);
406 border_width = gtk_container_get_border_width (GTK_CONTAINER (widget));
408 x = allocation.x + indicator_spacing + border_width;
409 y = allocation.y + (allocation.height - indicator_size) / 2;
411 child = gtk_bin_get_child (GTK_BIN (check_button));
412 if (!interior_focus || !(child && gtk_widget_get_visible (child)))
413 x += focus_width + focus_pad;
415 if (toggle_button->inconsistent)
416 shadow_type = GTK_SHADOW_ETCHED_IN;
417 else if (toggle_button->active)
418 shadow_type = GTK_SHADOW_IN;
420 shadow_type = GTK_SHADOW_OUT;
422 if (button->activate_timeout || (button->button_down && button->in_button))
423 state_type = GTK_STATE_ACTIVE;
424 else if (button->in_button)
425 state_type = GTK_STATE_PRELIGHT;
426 else if (!gtk_widget_is_sensitive (widget))
427 state_type = GTK_STATE_INSENSITIVE;
429 state_type = GTK_STATE_NORMAL;
431 if (gtk_widget_get_direction (widget) == GTK_TEXT_DIR_RTL)
432 x = allocation.x + allocation.width - (indicator_size + x - allocation.x);
434 if (gtk_widget_get_state (widget) == GTK_STATE_PRELIGHT)
436 GdkRectangle restrict_area;
437 GdkRectangle new_area;
439 restrict_area.x = allocation.x + border_width;
440 restrict_area.y = allocation.y + border_width;
441 restrict_area.width = allocation.width - (2 * border_width);
442 restrict_area.height = allocation.height - (2 * border_width);
444 if (gdk_rectangle_intersect (area, &restrict_area, &new_area))
446 gtk_paint_flat_box (style, window, GTK_STATE_PRELIGHT,
447 GTK_SHADOW_ETCHED_OUT,
448 area, widget, "checkbutton",
449 new_area.x, new_area.y,
450 new_area.width, new_area.height);
454 gtk_paint_check (style, window,
455 state_type, shadow_type,
456 area, widget, "checkbutton",
457 x, y, indicator_size, indicator_size);