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"
35 #define INDICATOR_SIZE 13
36 #define INDICATOR_SPACING 2
39 static void gtk_check_button_size_request (GtkWidget *widget,
40 GtkRequisition *requisition);
41 static void gtk_check_button_size_allocate (GtkWidget *widget,
42 GtkAllocation *allocation);
43 static gint gtk_check_button_expose (GtkWidget *widget,
44 GdkEventExpose *event);
45 static void gtk_check_button_paint (GtkWidget *widget,
47 static void gtk_check_button_draw_indicator (GtkCheckButton *check_button,
49 static void gtk_real_check_button_draw_indicator (GtkCheckButton *check_button,
52 G_DEFINE_TYPE (GtkCheckButton, gtk_check_button, GTK_TYPE_TOGGLE_BUTTON)
55 gtk_check_button_class_init (GtkCheckButtonClass *class)
57 GtkWidgetClass *widget_class;
59 widget_class = (GtkWidgetClass*) class;
61 widget_class->size_request = gtk_check_button_size_request;
62 widget_class->size_allocate = gtk_check_button_size_allocate;
63 widget_class->expose_event = gtk_check_button_expose;
65 class->draw_indicator = gtk_real_check_button_draw_indicator;
67 gtk_widget_class_install_style_property (widget_class,
68 g_param_spec_int ("indicator-size",
70 P_("Size of check or radio indicator"),
75 gtk_widget_class_install_style_property (widget_class,
76 g_param_spec_int ("indicator-spacing",
77 P_("Indicator Spacing"),
78 P_("Spacing around check or radio indicator"),
86 gtk_check_button_init (GtkCheckButton *check_button)
88 GTK_WIDGET_SET_FLAGS (check_button, GTK_NO_WINDOW);
89 GTK_WIDGET_UNSET_FLAGS (check_button, GTK_RECEIVES_DEFAULT);
90 GTK_TOGGLE_BUTTON (check_button)->draw_indicator = TRUE;
91 GTK_BUTTON (check_button)->depress_on_activate = FALSE;
95 gtk_check_button_new (void)
97 return g_object_new (GTK_TYPE_CHECK_BUTTON, NULL);
102 gtk_check_button_new_with_label (const gchar *label)
104 return g_object_new (GTK_TYPE_CHECK_BUTTON, "label", label, NULL);
108 * gtk_check_button_new_with_mnemonic:
109 * @label: The text of the button, with an underscore in front of the
111 * @returns: a new #GtkCheckButton
113 * Creates a new #GtkCheckButton containing a label. The label
114 * will be created using gtk_label_new_with_mnemonic(), so underscores
115 * in @label indicate the mnemonic for the check button.
118 gtk_check_button_new_with_mnemonic (const gchar *label)
120 return g_object_new (GTK_TYPE_CHECK_BUTTON,
122 "use-underline", TRUE,
127 /* This should only be called when toggle_button->draw_indicator
131 gtk_check_button_paint (GtkWidget *widget,
134 GtkCheckButton *check_button = GTK_CHECK_BUTTON (widget);
136 if (GTK_WIDGET_DRAWABLE (widget))
143 gtk_widget_style_get (widget,
144 "interior-focus", &interior_focus,
145 "focus-line-width", &focus_width,
146 "focus-padding", &focus_pad,
149 gtk_check_button_draw_indicator (check_button, area);
151 border_width = GTK_CONTAINER (widget)->border_width;
152 if (GTK_WIDGET_HAS_FOCUS (widget))
154 GtkWidget *child = GTK_BIN (widget)->child;
156 if (interior_focus && child && GTK_WIDGET_VISIBLE (child))
157 gtk_paint_focus (widget->style, widget->window, GTK_WIDGET_STATE (widget),
158 area, widget, "checkbutton",
159 child->allocation.x - focus_width - focus_pad,
160 child->allocation.y - focus_width - focus_pad,
161 child->allocation.width + 2 * (focus_width + focus_pad),
162 child->allocation.height + 2 * (focus_width + focus_pad));
164 gtk_paint_focus (widget->style, widget->window, GTK_WIDGET_STATE (widget),
165 area, widget, "checkbutton",
166 border_width + widget->allocation.x,
167 border_width + widget->allocation.y,
168 widget->allocation.width - 2 * border_width,
169 widget->allocation.height - 2 * border_width);
175 _gtk_check_button_get_props (GtkCheckButton *check_button,
176 gint *indicator_size,
177 gint *indicator_spacing)
179 GtkWidget *widget = GTK_WIDGET (check_button);
182 gtk_widget_style_get (widget, "indicator-size", indicator_size, NULL);
184 if (indicator_spacing)
185 gtk_widget_style_get (widget, "indicator-spacing", indicator_spacing, NULL);
189 gtk_check_button_size_request (GtkWidget *widget,
190 GtkRequisition *requisition)
192 GtkToggleButton *toggle_button = GTK_TOGGLE_BUTTON (widget);
194 if (toggle_button->draw_indicator)
199 gint indicator_spacing;
200 gint border_width = GTK_CONTAINER (widget)->border_width;
204 gtk_widget_style_get (GTK_WIDGET (widget),
205 "focus-line-width", &focus_width,
206 "focus-padding", &focus_pad,
209 requisition->width = border_width * 2;
210 requisition->height = border_width * 2;
212 _gtk_check_button_get_props (GTK_CHECK_BUTTON (widget),
213 &indicator_size, &indicator_spacing);
215 child = GTK_BIN (widget)->child;
216 if (child && GTK_WIDGET_VISIBLE (child))
218 GtkRequisition child_requisition;
220 gtk_widget_size_request (child, &child_requisition);
222 requisition->width += child_requisition.width + indicator_spacing;
223 requisition->height += child_requisition.height;
226 requisition->width += (indicator_size + indicator_spacing * 2 + 2 * (focus_width + focus_pad));
228 temp = indicator_size + indicator_spacing * 2;
229 requisition->height = MAX (requisition->height, temp) + 2 * (focus_width + focus_pad);
232 (* GTK_WIDGET_CLASS (gtk_check_button_parent_class)->size_request) (widget, requisition);
236 gtk_check_button_size_allocate (GtkWidget *widget,
237 GtkAllocation *allocation)
239 GtkCheckButton *check_button;
240 GtkToggleButton *toggle_button;
242 GtkAllocation child_allocation;
244 button = GTK_BUTTON (widget);
245 check_button = GTK_CHECK_BUTTON (widget);
246 toggle_button = GTK_TOGGLE_BUTTON (widget);
248 if (toggle_button->draw_indicator)
251 gint indicator_spacing;
255 _gtk_check_button_get_props (check_button, &indicator_size, &indicator_spacing);
256 gtk_widget_style_get (widget,
257 "focus-line-width", &focus_width,
258 "focus-padding", &focus_pad,
261 widget->allocation = *allocation;
262 if (GTK_WIDGET_REALIZED (widget))
263 gdk_window_move_resize (button->event_window,
264 allocation->x, allocation->y,
265 allocation->width, allocation->height);
267 if (GTK_BIN (button)->child && GTK_WIDGET_VISIBLE (GTK_BIN (button)->child))
269 GtkRequisition child_requisition;
270 gint border_width = GTK_CONTAINER (widget)->border_width;
272 gtk_widget_get_child_requisition (GTK_BIN (button)->child, &child_requisition);
274 child_allocation.width = MIN (child_requisition.width,
276 ((border_width + focus_width + focus_pad) * 2
277 + indicator_size + indicator_spacing * 3));
278 child_allocation.width = MAX (child_allocation.width, 1);
280 child_allocation.height = MIN (child_requisition.height,
281 allocation->height - (border_width + focus_width + focus_pad) * 2);
282 child_allocation.height = MAX (child_allocation.height, 1);
284 child_allocation.x = (border_width + indicator_size + indicator_spacing * 3 +
285 widget->allocation.x + focus_width + focus_pad);
286 child_allocation.y = widget->allocation.y +
287 (allocation->height - child_allocation.height) / 2;
289 if (gtk_widget_get_direction (widget) == GTK_TEXT_DIR_RTL)
290 child_allocation.x = allocation->x + allocation->width
291 - (child_allocation.x - allocation->x + child_allocation.width);
293 gtk_widget_size_allocate (GTK_BIN (button)->child, &child_allocation);
297 (* GTK_WIDGET_CLASS (gtk_check_button_parent_class)->size_allocate) (widget, allocation);
301 gtk_check_button_expose (GtkWidget *widget,
302 GdkEventExpose *event)
304 GtkToggleButton *toggle_button;
307 toggle_button = GTK_TOGGLE_BUTTON (widget);
308 bin = GTK_BIN (widget);
310 if (GTK_WIDGET_DRAWABLE (widget))
312 if (toggle_button->draw_indicator)
314 gtk_check_button_paint (widget, &event->area);
317 gtk_container_propagate_expose (GTK_CONTAINER (widget),
321 else if (GTK_WIDGET_CLASS (gtk_check_button_parent_class)->expose_event)
322 (* GTK_WIDGET_CLASS (gtk_check_button_parent_class)->expose_event) (widget, event);
330 gtk_check_button_draw_indicator (GtkCheckButton *check_button,
333 GtkCheckButtonClass *class;
335 g_return_if_fail (GTK_IS_CHECK_BUTTON (check_button));
337 class = GTK_CHECK_BUTTON_GET_CLASS (check_button);
339 if (class->draw_indicator)
340 (* class->draw_indicator) (check_button, area);
344 gtk_real_check_button_draw_indicator (GtkCheckButton *check_button,
350 GtkToggleButton *toggle_button;
351 GtkStateType state_type;
352 GtkShadowType shadow_type;
355 gint indicator_spacing;
358 gboolean interior_focus;
360 if (GTK_WIDGET_DRAWABLE (check_button))
362 widget = GTK_WIDGET (check_button);
363 button = GTK_BUTTON (check_button);
364 toggle_button = GTK_TOGGLE_BUTTON (check_button);
366 gtk_widget_style_get (widget,
367 "interior-focus", &interior_focus,
368 "focus-line-width", &focus_width,
369 "focus-padding", &focus_pad,
372 _gtk_check_button_get_props (check_button, &indicator_size, &indicator_spacing);
374 x = widget->allocation.x + indicator_spacing + GTK_CONTAINER (widget)->border_width;
375 y = widget->allocation.y + (widget->allocation.height - indicator_size) / 2;
377 child = GTK_BIN (check_button)->child;
378 if (!interior_focus || !(child && GTK_WIDGET_VISIBLE (child)))
379 x += focus_width + focus_pad;
381 if (toggle_button->inconsistent)
382 shadow_type = GTK_SHADOW_ETCHED_IN;
383 else if (toggle_button->active)
384 shadow_type = GTK_SHADOW_IN;
386 shadow_type = GTK_SHADOW_OUT;
388 if (button->activate_timeout || (button->button_down && button->in_button))
389 state_type = GTK_STATE_ACTIVE;
390 else if (button->in_button)
391 state_type = GTK_STATE_PRELIGHT;
392 else if (!GTK_WIDGET_IS_SENSITIVE (widget))
393 state_type = GTK_STATE_INSENSITIVE;
395 state_type = GTK_STATE_NORMAL;
397 if (gtk_widget_get_direction (widget) == GTK_TEXT_DIR_RTL)
398 x = widget->allocation.x + widget->allocation.width - (indicator_size + x - widget->allocation.x);
400 if (GTK_WIDGET_STATE (toggle_button) == GTK_STATE_PRELIGHT)
402 GdkRectangle restrict_area;
403 GdkRectangle new_area;
405 restrict_area.x = widget->allocation.x + GTK_CONTAINER (widget)->border_width;
406 restrict_area.y = widget->allocation.y + GTK_CONTAINER (widget)->border_width;
407 restrict_area.width = widget->allocation.width - (2 * GTK_CONTAINER (widget)->border_width);
408 restrict_area.height = widget->allocation.height - (2 * GTK_CONTAINER (widget)->border_width);
410 if (gdk_rectangle_intersect (area, &restrict_area, &new_area))
412 gtk_paint_flat_box (widget->style, widget->window, GTK_STATE_PRELIGHT,
413 GTK_SHADOW_ETCHED_OUT,
414 area, widget, "checkbutton",
415 new_area.x, new_area.y,
416 new_area.width, new_area.height);
420 gtk_paint_check (widget->style, widget->window,
421 state_type, shadow_type,
422 area, widget, "checkbutton",
423 x, y, indicator_size, indicator_size);
427 #define __GTK_CHECK_BUTTON_C__
428 #include "gtkaliasdef.c"