e6f6ee193d
* gtk/gtk.symbols:
* gtk/gtkactivatable.[hc]: Rename gtk_activatable_reset to
gtk_activatable_sync_action_properties, since the previous name
was deemed too generic. Update all implementations.
svn path=/trunk/; revision=22389
2293 lines
65 KiB
C
2293 lines
65 KiB
C
/* GTK - The GIMP Toolkit
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* Copyright (C) 1995-1997 Peter Mattis, Spencer Kimball and Josh MacDonald
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*
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* This library is free software; you can redistribute it and/or
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* modify it under the terms of the GNU Lesser General Public
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* License as published by the Free Software Foundation; either
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* version 2 of the License, or (at your option) any later version.
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*
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* This library is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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* Lesser General Public License for more details.
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*
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* You should have received a copy of the GNU Lesser General Public
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* License along with this library; if not, write to the
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* Free Software Foundation, Inc., 59 Temple Place - Suite 330,
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* Boston, MA 02111-1307, USA.
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*/
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/*
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* Modified by the GTK+ Team and others 1997-2001. See the AUTHORS
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* file for a list of people on the GTK+ Team. See the ChangeLog
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* files for a list of changes. These files are distributed with
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* GTK+ at ftp://ftp.gtk.org/pub/gtk/.
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*/
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#include "config.h"
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#include <string.h>
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#include "gtkalignment.h"
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#include "gtkbutton.h"
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#include "gtklabel.h"
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#include "gtkmain.h"
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#include "gtkmarshalers.h"
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#include "gtkimage.h"
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#include "gtkhbox.h"
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#include "gtkvbox.h"
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#include "gtkstock.h"
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#include "gtkiconfactory.h"
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#include "gtkactivatable.h"
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#include "gtkprivate.h"
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#include "gtkintl.h"
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#include "gtkalias.h"
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static const GtkBorder default_default_border = { 1, 1, 1, 1 };
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static const GtkBorder default_default_outside_border = { 0, 0, 0, 0 };
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static const GtkBorder default_inner_border = { 1, 1, 1, 1 };
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/* Time out before giving up on getting a key release when animating
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* the close button.
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*/
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#define ACTIVATE_TIMEOUT 250
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enum {
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PRESSED,
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RELEASED,
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CLICKED,
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ENTER,
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LEAVE,
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ACTIVATE,
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LAST_SIGNAL
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};
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enum {
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PROP_0,
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PROP_LABEL,
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PROP_IMAGE,
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PROP_RELIEF,
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PROP_USE_UNDERLINE,
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PROP_USE_STOCK,
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PROP_FOCUS_ON_CLICK,
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PROP_XALIGN,
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PROP_YALIGN,
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PROP_IMAGE_POSITION,
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/* activatable properties */
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PROP_ACTIVATABLE_RELATED_ACTION,
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PROP_ACTIVATABLE_USE_ACTION_APPEARANCE
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};
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#define GTK_BUTTON_GET_PRIVATE(o) (G_TYPE_INSTANCE_GET_PRIVATE ((o), GTK_TYPE_BUTTON, GtkButtonPrivate))
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typedef struct _GtkButtonPrivate GtkButtonPrivate;
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struct _GtkButtonPrivate
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{
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gfloat xalign;
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gfloat yalign;
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GtkWidget *image;
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guint align_set : 1;
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guint image_is_stock : 1;
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guint has_grab : 1;
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guint use_action_appearance : 1;
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guint32 grab_time;
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GtkPositionType image_position;
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GtkAction *action;
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};
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static void gtk_button_destroy (GtkObject *object);
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static void gtk_button_dispose (GObject *object);
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static void gtk_button_set_property (GObject *object,
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guint prop_id,
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const GValue *value,
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GParamSpec *pspec);
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static void gtk_button_get_property (GObject *object,
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guint prop_id,
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GValue *value,
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GParamSpec *pspec);
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static void gtk_button_screen_changed (GtkWidget *widget,
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GdkScreen *previous_screen);
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static void gtk_button_realize (GtkWidget * widget);
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static void gtk_button_unrealize (GtkWidget * widget);
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static void gtk_button_map (GtkWidget * widget);
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static void gtk_button_unmap (GtkWidget * widget);
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static void gtk_button_style_set (GtkWidget * widget, GtkStyle * prev_style);
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static void gtk_button_size_request (GtkWidget * widget,
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GtkRequisition * requisition);
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static void gtk_button_size_allocate (GtkWidget * widget,
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GtkAllocation * allocation);
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static gint gtk_button_expose (GtkWidget * widget, GdkEventExpose * event);
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static gint gtk_button_button_press (GtkWidget * widget,
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GdkEventButton * event);
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static gint gtk_button_button_release (GtkWidget * widget,
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GdkEventButton * event);
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static gint gtk_button_grab_broken (GtkWidget * widget,
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GdkEventGrabBroken * event);
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static gint gtk_button_key_release (GtkWidget * widget, GdkEventKey * event);
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static gint gtk_button_enter_notify (GtkWidget * widget,
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GdkEventCrossing * event);
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static gint gtk_button_leave_notify (GtkWidget * widget,
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GdkEventCrossing * event);
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static void gtk_real_button_pressed (GtkButton * button);
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static void gtk_real_button_released (GtkButton * button);
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static void gtk_real_button_clicked (GtkButton * button);
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static void gtk_real_button_activate (GtkButton *button);
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static void gtk_button_update_state (GtkButton *button);
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static void gtk_button_add (GtkContainer *container,
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GtkWidget *widget);
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static GType gtk_button_child_type (GtkContainer *container);
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static void gtk_button_finish_activate (GtkButton *button,
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gboolean do_it);
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static GObject* gtk_button_constructor (GType type,
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guint n_construct_properties,
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GObjectConstructParam *construct_params);
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static void gtk_button_construct_child (GtkButton *button);
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static void gtk_button_state_changed (GtkWidget *widget,
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GtkStateType previous_state);
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static void gtk_button_grab_notify (GtkWidget *widget,
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gboolean was_grabbed);
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static void gtk_button_activatable_interface_init (GtkActivatableIface *iface);
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static void gtk_button_update (GtkActivatable *activatable,
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GtkAction *action,
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const gchar *property_name);
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static void gtk_button_sync_action_properties (GtkActivatable *activatable,
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GtkAction *action);
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static void gtk_button_set_related_action (GtkButton *button,
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GtkAction *action);
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static void gtk_button_set_use_action_appearance (GtkButton *button,
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gboolean use_appearance);
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static guint button_signals[LAST_SIGNAL] = { 0 };
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G_DEFINE_TYPE_WITH_CODE (GtkButton, gtk_button, GTK_TYPE_BIN,
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G_IMPLEMENT_INTERFACE (GTK_TYPE_ACTIVATABLE,
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gtk_button_activatable_interface_init))
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static void
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gtk_button_class_init (GtkButtonClass *klass)
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{
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GObjectClass *gobject_class;
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GtkObjectClass *object_class;
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GtkWidgetClass *widget_class;
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GtkContainerClass *container_class;
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gobject_class = G_OBJECT_CLASS (klass);
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object_class = (GtkObjectClass*) klass;
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widget_class = (GtkWidgetClass*) klass;
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container_class = (GtkContainerClass*) klass;
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gobject_class->constructor = gtk_button_constructor;
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gobject_class->dispose = gtk_button_dispose;
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gobject_class->set_property = gtk_button_set_property;
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gobject_class->get_property = gtk_button_get_property;
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object_class->destroy = gtk_button_destroy;
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widget_class->screen_changed = gtk_button_screen_changed;
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widget_class->realize = gtk_button_realize;
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widget_class->unrealize = gtk_button_unrealize;
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widget_class->map = gtk_button_map;
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widget_class->unmap = gtk_button_unmap;
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widget_class->style_set = gtk_button_style_set;
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widget_class->size_request = gtk_button_size_request;
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widget_class->size_allocate = gtk_button_size_allocate;
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widget_class->expose_event = gtk_button_expose;
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widget_class->button_press_event = gtk_button_button_press;
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widget_class->button_release_event = gtk_button_button_release;
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widget_class->grab_broken_event = gtk_button_grab_broken;
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widget_class->key_release_event = gtk_button_key_release;
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widget_class->enter_notify_event = gtk_button_enter_notify;
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widget_class->leave_notify_event = gtk_button_leave_notify;
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widget_class->state_changed = gtk_button_state_changed;
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widget_class->grab_notify = gtk_button_grab_notify;
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container_class->child_type = gtk_button_child_type;
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container_class->add = gtk_button_add;
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klass->pressed = gtk_real_button_pressed;
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klass->released = gtk_real_button_released;
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klass->clicked = NULL;
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klass->enter = gtk_button_update_state;
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klass->leave = gtk_button_update_state;
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klass->activate = gtk_real_button_activate;
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g_object_class_install_property (gobject_class,
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PROP_LABEL,
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g_param_spec_string ("label",
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P_("Label"),
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P_("Text of the label widget inside the button, if the button contains a label widget"),
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NULL,
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GTK_PARAM_READWRITE | G_PARAM_CONSTRUCT));
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g_object_class_install_property (gobject_class,
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PROP_USE_UNDERLINE,
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g_param_spec_boolean ("use-underline",
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P_("Use underline"),
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P_("If set, an underline in the text indicates the next character should be used for the mnemonic accelerator key"),
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FALSE,
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GTK_PARAM_READWRITE | G_PARAM_CONSTRUCT));
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g_object_class_install_property (gobject_class,
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PROP_USE_STOCK,
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g_param_spec_boolean ("use-stock",
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P_("Use stock"),
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P_("If set, the label is used to pick a stock item instead of being displayed"),
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FALSE,
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GTK_PARAM_READWRITE | G_PARAM_CONSTRUCT));
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g_object_class_install_property (gobject_class,
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PROP_FOCUS_ON_CLICK,
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g_param_spec_boolean ("focus-on-click",
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P_("Focus on click"),
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P_("Whether the button grabs focus when it is clicked with the mouse"),
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TRUE,
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GTK_PARAM_READWRITE));
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g_object_class_install_property (gobject_class,
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PROP_RELIEF,
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g_param_spec_enum ("relief",
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P_("Border relief"),
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P_("The border relief style"),
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GTK_TYPE_RELIEF_STYLE,
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GTK_RELIEF_NORMAL,
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GTK_PARAM_READWRITE));
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/**
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* GtkButton:xalign:
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*
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* If the child of the button is a #GtkMisc or #GtkAlignment, this property
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* can be used to control it's horizontal alignment. 0.0 is left aligned,
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* 1.0 is right aligned.
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*
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* Since: 2.4
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*/
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g_object_class_install_property (gobject_class,
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PROP_XALIGN,
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g_param_spec_float("xalign",
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P_("Horizontal alignment for child"),
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P_("Horizontal position of child in available space. 0.0 is left aligned, 1.0 is right aligned"),
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0.0,
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1.0,
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0.5,
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GTK_PARAM_READWRITE));
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/**
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* GtkButton:yalign:
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*
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* If the child of the button is a #GtkMisc or #GtkAlignment, this property
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* can be used to control it's vertical alignment. 0.0 is top aligned,
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* 1.0 is bottom aligned.
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*
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* Since: 2.4
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*/
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g_object_class_install_property (gobject_class,
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PROP_YALIGN,
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g_param_spec_float("yalign",
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P_("Vertical alignment for child"),
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P_("Vertical position of child in available space. 0.0 is top aligned, 1.0 is bottom aligned"),
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0.0,
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1.0,
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0.5,
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GTK_PARAM_READWRITE));
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/**
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* GtkButton::image:
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*
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* The child widget to appear next to the button text.
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*
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* Since: 2.6
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*/
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g_object_class_install_property (gobject_class,
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PROP_IMAGE,
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g_param_spec_object ("image",
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P_("Image widget"),
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P_("Child widget to appear next to the button text"),
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GTK_TYPE_WIDGET,
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GTK_PARAM_READWRITE));
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/**
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* GtkButton:image-position:
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*
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* The position of the image relative to the text inside the button.
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*
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* Since: 2.10
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*/
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g_object_class_install_property (gobject_class,
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PROP_IMAGE_POSITION,
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g_param_spec_enum ("image-position",
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P_("Image position"),
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P_("The position of the image relative to the text"),
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GTK_TYPE_POSITION_TYPE,
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GTK_POS_LEFT,
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GTK_PARAM_READWRITE));
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g_object_class_override_property (gobject_class, PROP_ACTIVATABLE_RELATED_ACTION, "related-action");
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g_object_class_override_property (gobject_class, PROP_ACTIVATABLE_USE_ACTION_APPEARANCE, "use-action-appearance");
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/**
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* GtkButton::pressed:
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* @button: the object that received the signal
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*
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* Emitted when the button is pressed.
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*
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* Deprecated: 2.8: Use the #GtkWidget::button-press-event signal.
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*/
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button_signals[PRESSED] =
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g_signal_new (I_("pressed"),
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G_OBJECT_CLASS_TYPE (object_class),
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G_SIGNAL_RUN_FIRST,
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G_STRUCT_OFFSET (GtkButtonClass, pressed),
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NULL, NULL,
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_gtk_marshal_VOID__VOID,
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G_TYPE_NONE, 0);
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/**
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* GtkButton::released:
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* @button: the object that received the signal
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*
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* Emitted when the button is released.
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*
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* Deprecated: 2.8: Use the #GtkWidget::button-release-event signal.
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*/
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button_signals[RELEASED] =
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g_signal_new (I_("released"),
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G_OBJECT_CLASS_TYPE (object_class),
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G_SIGNAL_RUN_FIRST,
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G_STRUCT_OFFSET (GtkButtonClass, released),
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NULL, NULL,
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_gtk_marshal_VOID__VOID,
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G_TYPE_NONE, 0);
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|
|
|
/**
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* GtkButton::clicked:
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* @button: the object that received the signal
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*
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* Emitted when the button has been activated (pressed and released).
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*/
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button_signals[CLICKED] =
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g_signal_new (I_("clicked"),
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G_OBJECT_CLASS_TYPE (object_class),
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G_SIGNAL_RUN_FIRST | G_SIGNAL_ACTION,
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G_STRUCT_OFFSET (GtkButtonClass, clicked),
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NULL, NULL,
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_gtk_marshal_VOID__VOID,
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G_TYPE_NONE, 0);
|
|
|
|
/**
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|
* GtkButton::enter:
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|
* @button: the object that received the signal
|
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*
|
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* Emitted when the pointer enters the button.
|
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*
|
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* Deprecated: 2.8: Use the #GtkWidget::enter-notify-event signal.
|
|
*/
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button_signals[ENTER] =
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g_signal_new (I_("enter"),
|
|
G_OBJECT_CLASS_TYPE (object_class),
|
|
G_SIGNAL_RUN_FIRST,
|
|
G_STRUCT_OFFSET (GtkButtonClass, enter),
|
|
NULL, NULL,
|
|
_gtk_marshal_VOID__VOID,
|
|
G_TYPE_NONE, 0);
|
|
|
|
/**
|
|
* GtkButton::leave:
|
|
* @button: the object that received the signal
|
|
*
|
|
* Emitted when the pointer leaves the button.
|
|
*
|
|
* Deprecated: 2.8: Use the #GtkWidget::leave-notify-event signal.
|
|
*/
|
|
button_signals[LEAVE] =
|
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g_signal_new (I_("leave"),
|
|
G_OBJECT_CLASS_TYPE (object_class),
|
|
G_SIGNAL_RUN_FIRST,
|
|
G_STRUCT_OFFSET (GtkButtonClass, leave),
|
|
NULL, NULL,
|
|
_gtk_marshal_VOID__VOID,
|
|
G_TYPE_NONE, 0);
|
|
|
|
/**
|
|
* GtkButton::activate:
|
|
* @widget: the object which received the signal.
|
|
*
|
|
* The ::activate signal on GtkButton is an action signal and
|
|
* emitting it causes the button to animate press then release.
|
|
* Applications should never connect to this signal, but use the
|
|
* #GtkButton::clicked signal.
|
|
*/
|
|
button_signals[ACTIVATE] =
|
|
g_signal_new (I_("activate"),
|
|
G_OBJECT_CLASS_TYPE (object_class),
|
|
G_SIGNAL_RUN_FIRST | G_SIGNAL_ACTION,
|
|
G_STRUCT_OFFSET (GtkButtonClass, activate),
|
|
NULL, NULL,
|
|
_gtk_marshal_VOID__VOID,
|
|
G_TYPE_NONE, 0);
|
|
widget_class->activate_signal = button_signals[ACTIVATE];
|
|
|
|
gtk_widget_class_install_style_property (widget_class,
|
|
g_param_spec_boxed ("default-border",
|
|
P_("Default Spacing"),
|
|
P_("Extra space to add for CAN_DEFAULT buttons"),
|
|
GTK_TYPE_BORDER,
|
|
GTK_PARAM_READABLE));
|
|
|
|
gtk_widget_class_install_style_property (widget_class,
|
|
g_param_spec_boxed ("default-outside-border",
|
|
P_("Default Outside Spacing"),
|
|
P_("Extra space to add for CAN_DEFAULT buttons that is always drawn outside the border"),
|
|
GTK_TYPE_BORDER,
|
|
GTK_PARAM_READABLE));
|
|
gtk_widget_class_install_style_property (widget_class,
|
|
g_param_spec_int ("child-displacement-x",
|
|
P_("Child X Displacement"),
|
|
P_("How far in the x direction to move the child when the button is depressed"),
|
|
G_MININT,
|
|
G_MAXINT,
|
|
0,
|
|
GTK_PARAM_READABLE));
|
|
gtk_widget_class_install_style_property (widget_class,
|
|
g_param_spec_int ("child-displacement-y",
|
|
P_("Child Y Displacement"),
|
|
P_("How far in the y direction to move the child when the button is depressed"),
|
|
G_MININT,
|
|
G_MAXINT,
|
|
0,
|
|
GTK_PARAM_READABLE));
|
|
|
|
/**
|
|
* GtkButton:displace-focus:
|
|
*
|
|
* Whether the child_displacement_x/child_displacement_y properties
|
|
* should also affect the focus rectangle.
|
|
*
|
|
* Since: 2.6
|
|
*/
|
|
gtk_widget_class_install_style_property (widget_class,
|
|
g_param_spec_boolean ("displace-focus",
|
|
P_("Displace focus"),
|
|
P_("Whether the child_displacement_x/_y properties should also affect the focus rectangle"),
|
|
FALSE,
|
|
GTK_PARAM_READABLE));
|
|
|
|
/**
|
|
* GtkButton:inner-border:
|
|
*
|
|
* Sets the border between the button edges and child.
|
|
*
|
|
* Since: 2.10
|
|
*/
|
|
gtk_widget_class_install_style_property (widget_class,
|
|
g_param_spec_boxed ("inner-border",
|
|
P_("Inner Border"),
|
|
P_("Border between button edges and child."),
|
|
GTK_TYPE_BORDER,
|
|
GTK_PARAM_READABLE));
|
|
|
|
/**
|
|
* GtkButton::image-spacing:
|
|
*
|
|
* Spacing in pixels between the image and label.
|
|
*
|
|
* Since: 2.10
|
|
*/
|
|
gtk_widget_class_install_style_property (widget_class,
|
|
g_param_spec_int ("image-spacing",
|
|
P_("Image spacing"),
|
|
P_("Spacing in pixels between the image and label"),
|
|
0,
|
|
G_MAXINT,
|
|
2,
|
|
GTK_PARAM_READABLE));
|
|
|
|
/**
|
|
* GtkSettings::gtk-button-images:
|
|
*
|
|
* Whether images should be shown on buttons
|
|
*
|
|
* Since: 2.4
|
|
*/
|
|
gtk_settings_install_property (g_param_spec_boolean ("gtk-button-images",
|
|
P_("Show button images"),
|
|
P_("Whether images should be shown on buttons"),
|
|
TRUE,
|
|
GTK_PARAM_READWRITE));
|
|
|
|
g_type_class_add_private (gobject_class, sizeof (GtkButtonPrivate));
|
|
}
|
|
|
|
static void
|
|
gtk_button_init (GtkButton *button)
|
|
{
|
|
GtkButtonPrivate *priv = GTK_BUTTON_GET_PRIVATE (button);
|
|
|
|
GTK_WIDGET_SET_FLAGS (button, GTK_CAN_FOCUS | GTK_RECEIVES_DEFAULT);
|
|
GTK_WIDGET_SET_FLAGS (button, GTK_NO_WINDOW);
|
|
|
|
button->label_text = NULL;
|
|
|
|
button->constructed = FALSE;
|
|
button->in_button = FALSE;
|
|
button->button_down = FALSE;
|
|
button->relief = GTK_RELIEF_NORMAL;
|
|
button->use_stock = FALSE;
|
|
button->use_underline = FALSE;
|
|
button->depressed = FALSE;
|
|
button->depress_on_activate = TRUE;
|
|
button->focus_on_click = TRUE;
|
|
|
|
priv->xalign = 0.5;
|
|
priv->yalign = 0.5;
|
|
priv->align_set = 0;
|
|
priv->image_is_stock = TRUE;
|
|
priv->image_position = GTK_POS_LEFT;
|
|
priv->use_action_appearance = TRUE;
|
|
}
|
|
|
|
static void
|
|
gtk_button_destroy (GtkObject *object)
|
|
{
|
|
GtkButton *button = GTK_BUTTON (object);
|
|
|
|
if (button->label_text)
|
|
{
|
|
g_free (button->label_text);
|
|
button->label_text = NULL;
|
|
}
|
|
|
|
GTK_OBJECT_CLASS (gtk_button_parent_class)->destroy (object);
|
|
}
|
|
|
|
static GObject*
|
|
gtk_button_constructor (GType type,
|
|
guint n_construct_properties,
|
|
GObjectConstructParam *construct_params)
|
|
{
|
|
GObject *object;
|
|
GtkButton *button;
|
|
|
|
object = G_OBJECT_CLASS (gtk_button_parent_class)->constructor (type,
|
|
n_construct_properties,
|
|
construct_params);
|
|
|
|
button = GTK_BUTTON (object);
|
|
button->constructed = TRUE;
|
|
|
|
if (button->label_text != NULL)
|
|
gtk_button_construct_child (button);
|
|
|
|
return object;
|
|
}
|
|
|
|
|
|
static GType
|
|
gtk_button_child_type (GtkContainer *container)
|
|
{
|
|
if (!GTK_BIN (container)->child)
|
|
return GTK_TYPE_WIDGET;
|
|
else
|
|
return G_TYPE_NONE;
|
|
}
|
|
|
|
static void
|
|
maybe_set_alignment (GtkButton *button,
|
|
GtkWidget *widget)
|
|
{
|
|
GtkButtonPrivate *priv = GTK_BUTTON_GET_PRIVATE (button);
|
|
|
|
if (GTK_IS_MISC (widget))
|
|
{
|
|
GtkMisc *misc = GTK_MISC (widget);
|
|
|
|
if (priv->align_set)
|
|
gtk_misc_set_alignment (misc, priv->xalign, priv->yalign);
|
|
}
|
|
else if (GTK_IS_ALIGNMENT (widget))
|
|
{
|
|
GtkAlignment *alignment = GTK_ALIGNMENT (widget);
|
|
|
|
if (priv->align_set)
|
|
gtk_alignment_set (alignment, priv->xalign, priv->yalign,
|
|
alignment->xscale, alignment->yscale);
|
|
}
|
|
}
|
|
|
|
static void
|
|
gtk_button_add (GtkContainer *container,
|
|
GtkWidget *widget)
|
|
{
|
|
maybe_set_alignment (GTK_BUTTON (container), widget);
|
|
|
|
GTK_CONTAINER_CLASS (gtk_button_parent_class)->add (container, widget);
|
|
}
|
|
|
|
static void
|
|
gtk_button_dispose (GObject *object)
|
|
{
|
|
GtkButton *button = GTK_BUTTON (object);
|
|
GtkButtonPrivate *priv = GTK_BUTTON_GET_PRIVATE (button);
|
|
|
|
if (priv->action)
|
|
{
|
|
gtk_activatable_do_set_related_action (GTK_ACTIVATABLE (button), NULL);
|
|
priv->action = NULL;
|
|
}
|
|
G_OBJECT_CLASS (gtk_button_parent_class)->dispose (object);
|
|
}
|
|
|
|
static void
|
|
gtk_button_set_property (GObject *object,
|
|
guint prop_id,
|
|
const GValue *value,
|
|
GParamSpec *pspec)
|
|
{
|
|
GtkButton *button = GTK_BUTTON (object);
|
|
GtkButtonPrivate *priv = GTK_BUTTON_GET_PRIVATE (button);
|
|
|
|
switch (prop_id)
|
|
{
|
|
case PROP_LABEL:
|
|
gtk_button_set_label (button, g_value_get_string (value));
|
|
break;
|
|
case PROP_IMAGE:
|
|
gtk_button_set_image (button, (GtkWidget *) g_value_get_object (value));
|
|
break;
|
|
case PROP_RELIEF:
|
|
gtk_button_set_relief (button, g_value_get_enum (value));
|
|
break;
|
|
case PROP_USE_UNDERLINE:
|
|
gtk_button_set_use_underline (button, g_value_get_boolean (value));
|
|
break;
|
|
case PROP_USE_STOCK:
|
|
gtk_button_set_use_stock (button, g_value_get_boolean (value));
|
|
break;
|
|
case PROP_FOCUS_ON_CLICK:
|
|
gtk_button_set_focus_on_click (button, g_value_get_boolean (value));
|
|
break;
|
|
case PROP_XALIGN:
|
|
gtk_button_set_alignment (button, g_value_get_float (value), priv->yalign);
|
|
break;
|
|
case PROP_YALIGN:
|
|
gtk_button_set_alignment (button, priv->xalign, g_value_get_float (value));
|
|
break;
|
|
case PROP_IMAGE_POSITION:
|
|
gtk_button_set_image_position (button, g_value_get_enum (value));
|
|
break;
|
|
case PROP_ACTIVATABLE_RELATED_ACTION:
|
|
gtk_button_set_related_action (button, g_value_get_object (value));
|
|
break;
|
|
case PROP_ACTIVATABLE_USE_ACTION_APPEARANCE:
|
|
gtk_button_set_use_action_appearance (button, g_value_get_boolean (value));
|
|
break;
|
|
default:
|
|
G_OBJECT_WARN_INVALID_PROPERTY_ID (object, prop_id, pspec);
|
|
break;
|
|
}
|
|
}
|
|
|
|
static void
|
|
gtk_button_get_property (GObject *object,
|
|
guint prop_id,
|
|
GValue *value,
|
|
GParamSpec *pspec)
|
|
{
|
|
GtkButton *button = GTK_BUTTON (object);
|
|
GtkButtonPrivate *priv = GTK_BUTTON_GET_PRIVATE (button);
|
|
|
|
switch (prop_id)
|
|
{
|
|
case PROP_LABEL:
|
|
g_value_set_string (value, button->label_text);
|
|
break;
|
|
case PROP_IMAGE:
|
|
g_value_set_object (value, (GObject *)priv->image);
|
|
break;
|
|
case PROP_RELIEF:
|
|
g_value_set_enum (value, gtk_button_get_relief (button));
|
|
break;
|
|
case PROP_USE_UNDERLINE:
|
|
g_value_set_boolean (value, button->use_underline);
|
|
break;
|
|
case PROP_USE_STOCK:
|
|
g_value_set_boolean (value, button->use_stock);
|
|
break;
|
|
case PROP_FOCUS_ON_CLICK:
|
|
g_value_set_boolean (value, button->focus_on_click);
|
|
break;
|
|
case PROP_XALIGN:
|
|
g_value_set_float (value, priv->xalign);
|
|
break;
|
|
case PROP_YALIGN:
|
|
g_value_set_float (value, priv->yalign);
|
|
break;
|
|
case PROP_IMAGE_POSITION:
|
|
g_value_set_enum (value, priv->image_position);
|
|
break;
|
|
case PROP_ACTIVATABLE_RELATED_ACTION:
|
|
g_value_set_object (value, priv->action);
|
|
break;
|
|
case PROP_ACTIVATABLE_USE_ACTION_APPEARANCE:
|
|
g_value_set_boolean (value, priv->use_action_appearance);
|
|
break;
|
|
default:
|
|
G_OBJECT_WARN_INVALID_PROPERTY_ID (object, prop_id, pspec);
|
|
break;
|
|
}
|
|
}
|
|
|
|
static void
|
|
gtk_button_activatable_interface_init (GtkActivatableIface *iface)
|
|
{
|
|
iface->update = gtk_button_update;
|
|
iface->sync_action_properties = gtk_button_sync_action_properties;
|
|
}
|
|
|
|
static void
|
|
activatable_update_stock_id (GtkButton *button,
|
|
GtkAction *action)
|
|
{
|
|
if (!gtk_button_get_use_stock (button))
|
|
return;
|
|
|
|
gtk_button_set_label (button, gtk_action_get_stock_id (action));
|
|
}
|
|
|
|
static void
|
|
activatable_update_short_label (GtkButton *button,
|
|
GtkAction *action)
|
|
{
|
|
GtkWidget *image;
|
|
|
|
if (gtk_button_get_use_stock (button))
|
|
return;
|
|
|
|
image = gtk_button_get_image (button);
|
|
|
|
/* Dont touch custom child... */
|
|
if (GTK_IS_IMAGE (image) ||
|
|
GTK_BIN (button)->child == NULL ||
|
|
GTK_IS_LABEL (GTK_BIN (button)->child))
|
|
{
|
|
gtk_button_set_label (button, gtk_action_get_short_label (action));
|
|
gtk_button_set_use_underline (button, TRUE);
|
|
}
|
|
}
|
|
|
|
static void
|
|
activatable_update_icon_name (GtkButton *button,
|
|
GtkAction *action)
|
|
{
|
|
GtkWidget *image;
|
|
|
|
if (gtk_button_get_use_stock (button))
|
|
return;
|
|
|
|
image = gtk_button_get_image (button);
|
|
|
|
if (GTK_IS_IMAGE (image) &&
|
|
(gtk_image_get_storage_type (GTK_IMAGE (image)) == GTK_IMAGE_EMPTY ||
|
|
gtk_image_get_storage_type (GTK_IMAGE (image)) == GTK_IMAGE_ICON_NAME))
|
|
gtk_image_set_from_icon_name (GTK_IMAGE (image),
|
|
gtk_action_get_icon_name (action), GTK_ICON_SIZE_MENU);
|
|
}
|
|
|
|
static void
|
|
activatable_update_gicon (GtkButton *button,
|
|
GtkAction *action)
|
|
{
|
|
GtkWidget *image = gtk_button_get_image (button);
|
|
GIcon *icon = gtk_action_get_gicon (action);
|
|
|
|
if (GTK_IS_IMAGE (image) &&
|
|
(gtk_image_get_storage_type (GTK_IMAGE (image)) == GTK_IMAGE_EMPTY ||
|
|
gtk_image_get_storage_type (GTK_IMAGE (image)) == GTK_IMAGE_GICON))
|
|
gtk_image_set_from_gicon (GTK_IMAGE (image), icon, GTK_ICON_SIZE_BUTTON);
|
|
}
|
|
|
|
static void
|
|
gtk_button_update (GtkActivatable *activatable,
|
|
GtkAction *action,
|
|
const gchar *property_name)
|
|
{
|
|
GtkButtonPrivate *priv = GTK_BUTTON_GET_PRIVATE (activatable);
|
|
|
|
if (strcmp (property_name, "visible") == 0)
|
|
{
|
|
if (gtk_action_is_visible (action))
|
|
gtk_widget_show (GTK_WIDGET (activatable));
|
|
else
|
|
gtk_widget_hide (GTK_WIDGET (activatable));
|
|
}
|
|
else if (strcmp (property_name, "sensitive") == 0)
|
|
gtk_widget_set_sensitive (GTK_WIDGET (activatable), gtk_action_is_sensitive (action));
|
|
|
|
if (!priv->use_action_appearance)
|
|
return;
|
|
|
|
if (strcmp (property_name, "stock-id") == 0)
|
|
activatable_update_stock_id (GTK_BUTTON (activatable), action);
|
|
else if (strcmp (property_name, "gicon") == 0)
|
|
activatable_update_gicon (GTK_BUTTON (activatable), action);
|
|
else if (strcmp (property_name, "short-label") == 0)
|
|
activatable_update_short_label (GTK_BUTTON (activatable), action);
|
|
else if (strcmp (property_name, "icon-name") == 0)
|
|
activatable_update_icon_name (GTK_BUTTON (activatable), action);
|
|
}
|
|
|
|
static void
|
|
gtk_button_sync_action_properties (GtkActivatable *activatable,
|
|
GtkAction *action)
|
|
{
|
|
GtkButtonPrivate *priv = GTK_BUTTON_GET_PRIVATE (activatable);
|
|
|
|
if (!action)
|
|
return;
|
|
|
|
if (gtk_action_is_visible (action))
|
|
gtk_widget_show (GTK_WIDGET (activatable));
|
|
else
|
|
gtk_widget_hide (GTK_WIDGET (activatable));
|
|
|
|
gtk_widget_set_sensitive (GTK_WIDGET (activatable), gtk_action_is_sensitive (action));
|
|
|
|
if (priv->use_action_appearance)
|
|
{
|
|
activatable_update_stock_id (GTK_BUTTON (activatable), action);
|
|
activatable_update_short_label (GTK_BUTTON (activatable), action);
|
|
activatable_update_gicon (GTK_BUTTON (activatable), action);
|
|
activatable_update_icon_name (GTK_BUTTON (activatable), action);
|
|
}
|
|
}
|
|
|
|
static void
|
|
gtk_button_set_related_action (GtkButton *button,
|
|
GtkAction *action)
|
|
{
|
|
GtkButtonPrivate *priv = GTK_BUTTON_GET_PRIVATE (button);
|
|
|
|
if (priv->action == action)
|
|
return;
|
|
|
|
/* This should be a default handler, but for compatibility reasons
|
|
* we need to support derived classes that don't chain up their
|
|
* clicked handler.
|
|
*/
|
|
g_signal_handlers_disconnect_by_func (button, gtk_real_button_clicked, NULL);
|
|
if (action)
|
|
g_signal_connect_after (button, "clicked",
|
|
G_CALLBACK (gtk_real_button_clicked), NULL);
|
|
|
|
gtk_activatable_do_set_related_action (GTK_ACTIVATABLE (button), action);
|
|
|
|
priv->action = action;
|
|
}
|
|
|
|
static void
|
|
gtk_button_set_use_action_appearance (GtkButton *button,
|
|
gboolean use_appearance)
|
|
{
|
|
GtkButtonPrivate *priv = GTK_BUTTON_GET_PRIVATE (button);
|
|
|
|
if (priv->use_action_appearance != use_appearance)
|
|
{
|
|
priv->use_action_appearance = use_appearance;
|
|
|
|
gtk_activatable_sync_action_properties (GTK_ACTIVATABLE (button), priv->action);
|
|
}
|
|
}
|
|
|
|
GtkWidget*
|
|
gtk_button_new (void)
|
|
{
|
|
return g_object_new (GTK_TYPE_BUTTON, NULL);
|
|
}
|
|
|
|
static gboolean
|
|
show_image (GtkButton *button)
|
|
{
|
|
gboolean show;
|
|
|
|
if (button->label_text)
|
|
{
|
|
GtkSettings *settings;
|
|
|
|
settings = gtk_widget_get_settings (GTK_WIDGET (button));
|
|
g_object_get (settings, "gtk-button-images", &show, NULL);
|
|
}
|
|
else
|
|
show = TRUE;
|
|
|
|
return show;
|
|
}
|
|
|
|
static void
|
|
gtk_button_construct_child (GtkButton *button)
|
|
{
|
|
GtkButtonPrivate *priv = GTK_BUTTON_GET_PRIVATE (button);
|
|
GtkStockItem item;
|
|
GtkWidget *label;
|
|
GtkWidget *box;
|
|
GtkWidget *align;
|
|
GtkWidget *image = NULL;
|
|
gchar *label_text = NULL;
|
|
gint image_spacing;
|
|
|
|
if (!button->constructed)
|
|
return;
|
|
|
|
if (!button->label_text && !priv->image)
|
|
return;
|
|
|
|
gtk_widget_style_get (GTK_WIDGET (button),
|
|
"image-spacing", &image_spacing,
|
|
NULL);
|
|
|
|
if (priv->image && !priv->image_is_stock)
|
|
{
|
|
image = g_object_ref (priv->image);
|
|
if (image->parent)
|
|
gtk_container_remove (GTK_CONTAINER (image->parent), image);
|
|
}
|
|
|
|
priv->image = NULL;
|
|
|
|
if (GTK_BIN (button)->child)
|
|
gtk_container_remove (GTK_CONTAINER (button),
|
|
GTK_BIN (button)->child);
|
|
|
|
if (button->use_stock &&
|
|
button->label_text &&
|
|
gtk_stock_lookup (button->label_text, &item))
|
|
{
|
|
if (!image)
|
|
image = g_object_ref (gtk_image_new_from_stock (button->label_text, GTK_ICON_SIZE_BUTTON));
|
|
|
|
label_text = item.label;
|
|
}
|
|
else
|
|
label_text = button->label_text;
|
|
|
|
if (image)
|
|
{
|
|
priv->image = image;
|
|
g_object_set (priv->image,
|
|
"visible", show_image (button),
|
|
"no-show-all", TRUE,
|
|
NULL);
|
|
|
|
if (priv->image_position == GTK_POS_LEFT ||
|
|
priv->image_position == GTK_POS_RIGHT)
|
|
box = gtk_hbox_new (FALSE, image_spacing);
|
|
else
|
|
box = gtk_vbox_new (FALSE, image_spacing);
|
|
|
|
if (priv->align_set)
|
|
align = gtk_alignment_new (priv->xalign, priv->yalign, 0.0, 0.0);
|
|
else
|
|
align = gtk_alignment_new (0.5, 0.5, 0.0, 0.0);
|
|
|
|
if (priv->image_position == GTK_POS_LEFT ||
|
|
priv->image_position == GTK_POS_TOP)
|
|
gtk_box_pack_start (GTK_BOX (box), priv->image, FALSE, FALSE, 0);
|
|
else
|
|
gtk_box_pack_end (GTK_BOX (box), priv->image, FALSE, FALSE, 0);
|
|
|
|
if (label_text)
|
|
{
|
|
label = gtk_label_new_with_mnemonic (label_text);
|
|
gtk_label_set_mnemonic_widget (GTK_LABEL (label),
|
|
GTK_WIDGET (button));
|
|
|
|
if (priv->image_position == GTK_POS_RIGHT ||
|
|
priv->image_position == GTK_POS_BOTTOM)
|
|
gtk_box_pack_start (GTK_BOX (box), label, FALSE, FALSE, 0);
|
|
else
|
|
gtk_box_pack_end (GTK_BOX (box), label, FALSE, FALSE, 0);
|
|
}
|
|
|
|
gtk_container_add (GTK_CONTAINER (button), align);
|
|
gtk_container_add (GTK_CONTAINER (align), box);
|
|
gtk_widget_show_all (align);
|
|
|
|
g_object_unref (image);
|
|
|
|
return;
|
|
}
|
|
|
|
if (button->use_underline)
|
|
{
|
|
label = gtk_label_new_with_mnemonic (button->label_text);
|
|
gtk_label_set_mnemonic_widget (GTK_LABEL (label), GTK_WIDGET (button));
|
|
}
|
|
else
|
|
label = gtk_label_new (button->label_text);
|
|
|
|
if (priv->align_set)
|
|
gtk_misc_set_alignment (GTK_MISC (label), priv->xalign, priv->yalign);
|
|
|
|
gtk_widget_show (label);
|
|
gtk_container_add (GTK_CONTAINER (button), label);
|
|
}
|
|
|
|
|
|
GtkWidget*
|
|
gtk_button_new_with_label (const gchar *label)
|
|
{
|
|
return g_object_new (GTK_TYPE_BUTTON, "label", label, NULL);
|
|
}
|
|
|
|
/**
|
|
* gtk_button_new_from_stock:
|
|
* @stock_id: the name of the stock item
|
|
*
|
|
* Creates a new #GtkButton containing the image and text from a stock item.
|
|
* Some stock ids have preprocessor macros like #GTK_STOCK_OK and
|
|
* #GTK_STOCK_APPLY.
|
|
*
|
|
* If @stock_id is unknown, then it will be treated as a mnemonic
|
|
* label (as for gtk_button_new_with_mnemonic()).
|
|
*
|
|
* Returns: a new #GtkButton
|
|
**/
|
|
GtkWidget*
|
|
gtk_button_new_from_stock (const gchar *stock_id)
|
|
{
|
|
return g_object_new (GTK_TYPE_BUTTON,
|
|
"label", stock_id,
|
|
"use-stock", TRUE,
|
|
"use-underline", TRUE,
|
|
NULL);
|
|
}
|
|
|
|
/**
|
|
* gtk_button_new_with_mnemonic:
|
|
* @label: The text of the button, with an underscore in front of the
|
|
* mnemonic character
|
|
* @returns: a new #GtkButton
|
|
*
|
|
* Creates a new #GtkButton containing a label.
|
|
* If characters in @label are preceded by an underscore, they are underlined.
|
|
* If you need a literal underscore character in a label, use '__' (two
|
|
* underscores). The first underlined character represents a keyboard
|
|
* accelerator called a mnemonic.
|
|
* Pressing Alt and that key activates the button.
|
|
**/
|
|
GtkWidget*
|
|
gtk_button_new_with_mnemonic (const gchar *label)
|
|
{
|
|
return g_object_new (GTK_TYPE_BUTTON, "label", label, "use-underline", TRUE, NULL);
|
|
}
|
|
|
|
void
|
|
gtk_button_pressed (GtkButton *button)
|
|
{
|
|
g_return_if_fail (GTK_IS_BUTTON (button));
|
|
|
|
|
|
g_signal_emit (button, button_signals[PRESSED], 0);
|
|
}
|
|
|
|
void
|
|
gtk_button_released (GtkButton *button)
|
|
{
|
|
g_return_if_fail (GTK_IS_BUTTON (button));
|
|
|
|
g_signal_emit (button, button_signals[RELEASED], 0);
|
|
}
|
|
|
|
void
|
|
gtk_button_clicked (GtkButton *button)
|
|
{
|
|
g_return_if_fail (GTK_IS_BUTTON (button));
|
|
|
|
g_signal_emit (button, button_signals[CLICKED], 0);
|
|
}
|
|
|
|
void
|
|
gtk_button_enter (GtkButton *button)
|
|
{
|
|
g_return_if_fail (GTK_IS_BUTTON (button));
|
|
|
|
g_signal_emit (button, button_signals[ENTER], 0);
|
|
}
|
|
|
|
void
|
|
gtk_button_leave (GtkButton *button)
|
|
{
|
|
g_return_if_fail (GTK_IS_BUTTON (button));
|
|
|
|
g_signal_emit (button, button_signals[LEAVE], 0);
|
|
}
|
|
|
|
void
|
|
gtk_button_set_relief (GtkButton *button,
|
|
GtkReliefStyle newrelief)
|
|
{
|
|
g_return_if_fail (GTK_IS_BUTTON (button));
|
|
|
|
if (newrelief != button->relief)
|
|
{
|
|
button->relief = newrelief;
|
|
g_object_notify (G_OBJECT (button), "relief");
|
|
gtk_widget_queue_draw (GTK_WIDGET (button));
|
|
}
|
|
}
|
|
|
|
GtkReliefStyle
|
|
gtk_button_get_relief (GtkButton *button)
|
|
{
|
|
g_return_val_if_fail (GTK_IS_BUTTON (button), GTK_RELIEF_NORMAL);
|
|
|
|
return button->relief;
|
|
}
|
|
|
|
static void
|
|
gtk_button_realize (GtkWidget *widget)
|
|
{
|
|
GtkButton *button;
|
|
GdkWindowAttr attributes;
|
|
gint attributes_mask;
|
|
gint border_width;
|
|
|
|
button = GTK_BUTTON (widget);
|
|
GTK_WIDGET_SET_FLAGS (widget, GTK_REALIZED);
|
|
|
|
border_width = GTK_CONTAINER (widget)->border_width;
|
|
|
|
attributes.window_type = GDK_WINDOW_CHILD;
|
|
attributes.x = widget->allocation.x + border_width;
|
|
attributes.y = widget->allocation.y + border_width;
|
|
attributes.width = widget->allocation.width - border_width * 2;
|
|
attributes.height = widget->allocation.height - border_width * 2;
|
|
attributes.wclass = GDK_INPUT_ONLY;
|
|
attributes.event_mask = gtk_widget_get_events (widget);
|
|
attributes.event_mask |= (GDK_BUTTON_PRESS_MASK |
|
|
GDK_BUTTON_RELEASE_MASK |
|
|
GDK_ENTER_NOTIFY_MASK |
|
|
GDK_LEAVE_NOTIFY_MASK);
|
|
|
|
attributes_mask = GDK_WA_X | GDK_WA_Y;
|
|
|
|
widget->window = gtk_widget_get_parent_window (widget);
|
|
g_object_ref (widget->window);
|
|
|
|
button->event_window = gdk_window_new (gtk_widget_get_parent_window (widget),
|
|
&attributes, attributes_mask);
|
|
gdk_window_set_user_data (button->event_window, button);
|
|
|
|
widget->style = gtk_style_attach (widget->style, widget->window);
|
|
}
|
|
|
|
static void
|
|
gtk_button_unrealize (GtkWidget *widget)
|
|
{
|
|
GtkButton *button = GTK_BUTTON (widget);
|
|
|
|
if (button->activate_timeout)
|
|
gtk_button_finish_activate (button, FALSE);
|
|
|
|
if (button->event_window)
|
|
{
|
|
gdk_window_set_user_data (button->event_window, NULL);
|
|
gdk_window_destroy (button->event_window);
|
|
button->event_window = NULL;
|
|
}
|
|
|
|
GTK_WIDGET_CLASS (gtk_button_parent_class)->unrealize (widget);
|
|
}
|
|
|
|
static void
|
|
gtk_button_map (GtkWidget *widget)
|
|
{
|
|
GtkButton *button = GTK_BUTTON (widget);
|
|
|
|
GTK_WIDGET_CLASS (gtk_button_parent_class)->map (widget);
|
|
|
|
if (button->event_window)
|
|
gdk_window_show (button->event_window);
|
|
}
|
|
|
|
static void
|
|
gtk_button_unmap (GtkWidget *widget)
|
|
{
|
|
GtkButton *button = GTK_BUTTON (widget);
|
|
|
|
if (button->event_window)
|
|
gdk_window_hide (button->event_window);
|
|
|
|
GTK_WIDGET_CLASS (gtk_button_parent_class)->unmap (widget);
|
|
}
|
|
|
|
static void
|
|
gtk_button_update_image_spacing (GtkButton *button)
|
|
{
|
|
GtkButtonPrivate *priv = GTK_BUTTON_GET_PRIVATE (button);
|
|
GtkWidget *child;
|
|
gint spacing;
|
|
|
|
/* Keep in sync with gtk_button_construct_child,
|
|
* we only want to update the spacing if the box
|
|
* was constructed there.
|
|
*/
|
|
if (!button->constructed || !priv->image)
|
|
return;
|
|
|
|
child = GTK_BIN (button)->child;
|
|
if (GTK_IS_ALIGNMENT (child))
|
|
{
|
|
child = GTK_BIN (child)->child;
|
|
if (GTK_IS_BOX (child))
|
|
{
|
|
gtk_widget_style_get (GTK_WIDGET (button),
|
|
"image-spacing", &spacing,
|
|
NULL);
|
|
|
|
gtk_box_set_spacing (GTK_BOX (child), spacing);
|
|
}
|
|
}
|
|
}
|
|
|
|
static void
|
|
gtk_button_style_set (GtkWidget *widget,
|
|
GtkStyle *prev_style)
|
|
{
|
|
gtk_button_update_image_spacing (GTK_BUTTON (widget));
|
|
}
|
|
|
|
static void
|
|
gtk_button_get_props (GtkButton *button,
|
|
GtkBorder *default_border,
|
|
GtkBorder *default_outside_border,
|
|
GtkBorder *inner_border,
|
|
gboolean *interior_focus)
|
|
{
|
|
GtkWidget *widget = GTK_WIDGET (button);
|
|
GtkBorder *tmp_border;
|
|
|
|
if (default_border)
|
|
{
|
|
gtk_widget_style_get (widget, "default-border", &tmp_border, NULL);
|
|
|
|
if (tmp_border)
|
|
{
|
|
*default_border = *tmp_border;
|
|
gtk_border_free (tmp_border);
|
|
}
|
|
else
|
|
*default_border = default_default_border;
|
|
}
|
|
|
|
if (default_outside_border)
|
|
{
|
|
gtk_widget_style_get (widget, "default-outside-border", &tmp_border, NULL);
|
|
|
|
if (tmp_border)
|
|
{
|
|
*default_outside_border = *tmp_border;
|
|
gtk_border_free (tmp_border);
|
|
}
|
|
else
|
|
*default_outside_border = default_default_outside_border;
|
|
}
|
|
|
|
if (inner_border)
|
|
{
|
|
gtk_widget_style_get (widget, "inner-border", &tmp_border, NULL);
|
|
|
|
if (tmp_border)
|
|
{
|
|
*inner_border = *tmp_border;
|
|
gtk_border_free (tmp_border);
|
|
}
|
|
else
|
|
*inner_border = default_inner_border;
|
|
}
|
|
|
|
if (interior_focus)
|
|
gtk_widget_style_get (widget, "interior-focus", interior_focus, NULL);
|
|
}
|
|
|
|
static void
|
|
gtk_button_size_request (GtkWidget *widget,
|
|
GtkRequisition *requisition)
|
|
{
|
|
GtkButton *button = GTK_BUTTON (widget);
|
|
GtkBorder default_border;
|
|
GtkBorder inner_border;
|
|
gint focus_width;
|
|
gint focus_pad;
|
|
|
|
gtk_button_get_props (button, &default_border, NULL, &inner_border, NULL);
|
|
gtk_widget_style_get (GTK_WIDGET (widget),
|
|
"focus-line-width", &focus_width,
|
|
"focus-padding", &focus_pad,
|
|
NULL);
|
|
|
|
requisition->width = ((GTK_CONTAINER (widget)->border_width +
|
|
GTK_WIDGET (widget)->style->xthickness) * 2 +
|
|
inner_border.left + inner_border.right);
|
|
requisition->height = ((GTK_CONTAINER (widget)->border_width +
|
|
GTK_WIDGET (widget)->style->ythickness) * 2 +
|
|
inner_border.top + inner_border.bottom);
|
|
|
|
if (GTK_WIDGET_CAN_DEFAULT (widget))
|
|
{
|
|
requisition->width += default_border.left + default_border.right;
|
|
requisition->height += default_border.top + default_border.bottom;
|
|
}
|
|
|
|
if (GTK_BIN (button)->child && GTK_WIDGET_VISIBLE (GTK_BIN (button)->child))
|
|
{
|
|
GtkRequisition child_requisition;
|
|
|
|
gtk_widget_size_request (GTK_BIN (button)->child, &child_requisition);
|
|
|
|
requisition->width += child_requisition.width;
|
|
requisition->height += child_requisition.height;
|
|
}
|
|
|
|
requisition->width += 2 * (focus_width + focus_pad);
|
|
requisition->height += 2 * (focus_width + focus_pad);
|
|
}
|
|
|
|
static void
|
|
gtk_button_size_allocate (GtkWidget *widget,
|
|
GtkAllocation *allocation)
|
|
{
|
|
GtkButton *button = GTK_BUTTON (widget);
|
|
GtkAllocation child_allocation;
|
|
|
|
gint border_width = GTK_CONTAINER (widget)->border_width;
|
|
gint xthickness = GTK_WIDGET (widget)->style->xthickness;
|
|
gint ythickness = GTK_WIDGET (widget)->style->ythickness;
|
|
GtkBorder default_border;
|
|
GtkBorder inner_border;
|
|
gint focus_width;
|
|
gint focus_pad;
|
|
|
|
gtk_button_get_props (button, &default_border, NULL, &inner_border, NULL);
|
|
gtk_widget_style_get (GTK_WIDGET (widget),
|
|
"focus-line-width", &focus_width,
|
|
"focus-padding", &focus_pad,
|
|
NULL);
|
|
|
|
|
|
widget->allocation = *allocation;
|
|
|
|
if (GTK_WIDGET_REALIZED (widget))
|
|
gdk_window_move_resize (button->event_window,
|
|
widget->allocation.x + border_width,
|
|
widget->allocation.y + border_width,
|
|
widget->allocation.width - border_width * 2,
|
|
widget->allocation.height - border_width * 2);
|
|
|
|
if (GTK_BIN (button)->child && GTK_WIDGET_VISIBLE (GTK_BIN (button)->child))
|
|
{
|
|
child_allocation.x = widget->allocation.x + border_width + inner_border.left + xthickness;
|
|
child_allocation.y = widget->allocation.y + border_width + inner_border.top + ythickness;
|
|
|
|
child_allocation.width = MAX (1, widget->allocation.width -
|
|
xthickness * 2 -
|
|
inner_border.left -
|
|
inner_border.right -
|
|
border_width * 2);
|
|
child_allocation.height = MAX (1, widget->allocation.height -
|
|
ythickness * 2 -
|
|
inner_border.top -
|
|
inner_border.bottom -
|
|
border_width * 2);
|
|
|
|
if (GTK_WIDGET_CAN_DEFAULT (button))
|
|
{
|
|
child_allocation.x += default_border.left;
|
|
child_allocation.y += default_border.top;
|
|
child_allocation.width = MAX (1, child_allocation.width - default_border.left - default_border.right);
|
|
child_allocation.height = MAX (1, child_allocation.height - default_border.top - default_border.bottom);
|
|
}
|
|
|
|
if (GTK_WIDGET_CAN_FOCUS (button))
|
|
{
|
|
child_allocation.x += focus_width + focus_pad;
|
|
child_allocation.y += focus_width + focus_pad;
|
|
child_allocation.width = MAX (1, child_allocation.width - (focus_width + focus_pad) * 2);
|
|
child_allocation.height = MAX (1, child_allocation.height - (focus_width + focus_pad) * 2);
|
|
}
|
|
|
|
if (button->depressed)
|
|
{
|
|
gint child_displacement_x;
|
|
gint child_displacement_y;
|
|
|
|
gtk_widget_style_get (widget,
|
|
"child-displacement-x", &child_displacement_x,
|
|
"child-displacement-y", &child_displacement_y,
|
|
NULL);
|
|
child_allocation.x += child_displacement_x;
|
|
child_allocation.y += child_displacement_y;
|
|
}
|
|
|
|
gtk_widget_size_allocate (GTK_BIN (button)->child, &child_allocation);
|
|
}
|
|
}
|
|
|
|
void
|
|
_gtk_button_paint (GtkButton *button,
|
|
const GdkRectangle *area,
|
|
GtkStateType state_type,
|
|
GtkShadowType shadow_type,
|
|
const gchar *main_detail,
|
|
const gchar *default_detail)
|
|
{
|
|
GtkWidget *widget;
|
|
gint width, height;
|
|
gint x, y;
|
|
gint border_width;
|
|
GtkBorder default_border;
|
|
GtkBorder default_outside_border;
|
|
gboolean interior_focus;
|
|
gint focus_width;
|
|
gint focus_pad;
|
|
|
|
if (GTK_WIDGET_DRAWABLE (button))
|
|
{
|
|
widget = GTK_WIDGET (button);
|
|
border_width = GTK_CONTAINER (widget)->border_width;
|
|
|
|
gtk_button_get_props (button, &default_border, &default_outside_border, NULL, &interior_focus);
|
|
gtk_widget_style_get (GTK_WIDGET (widget),
|
|
"focus-line-width", &focus_width,
|
|
"focus-padding", &focus_pad,
|
|
NULL);
|
|
|
|
x = widget->allocation.x + border_width;
|
|
y = widget->allocation.y + border_width;
|
|
width = widget->allocation.width - border_width * 2;
|
|
height = widget->allocation.height - border_width * 2;
|
|
|
|
if (GTK_WIDGET_HAS_DEFAULT (widget) &&
|
|
GTK_BUTTON (widget)->relief == GTK_RELIEF_NORMAL)
|
|
{
|
|
gtk_paint_box (widget->style, widget->window,
|
|
GTK_STATE_NORMAL, GTK_SHADOW_IN,
|
|
area, widget, "buttondefault",
|
|
x, y, width, height);
|
|
|
|
x += default_border.left;
|
|
y += default_border.top;
|
|
width -= default_border.left + default_border.right;
|
|
height -= default_border.top + default_border.bottom;
|
|
}
|
|
else if (GTK_WIDGET_CAN_DEFAULT (widget))
|
|
{
|
|
x += default_outside_border.left;
|
|
y += default_outside_border.top;
|
|
width -= default_outside_border.left + default_outside_border.right;
|
|
height -= default_outside_border.top + default_outside_border.bottom;
|
|
}
|
|
|
|
if (!interior_focus && GTK_WIDGET_HAS_FOCUS (widget))
|
|
{
|
|
x += focus_width + focus_pad;
|
|
y += focus_width + focus_pad;
|
|
width -= 2 * (focus_width + focus_pad);
|
|
height -= 2 * (focus_width + focus_pad);
|
|
}
|
|
|
|
if (button->relief != GTK_RELIEF_NONE || button->depressed ||
|
|
GTK_WIDGET_STATE(widget) == GTK_STATE_PRELIGHT)
|
|
gtk_paint_box (widget->style, widget->window,
|
|
state_type,
|
|
shadow_type, area, widget, "button",
|
|
x, y, width, height);
|
|
|
|
if (GTK_WIDGET_HAS_FOCUS (widget))
|
|
{
|
|
gint child_displacement_x;
|
|
gint child_displacement_y;
|
|
gboolean displace_focus;
|
|
|
|
gtk_widget_style_get (GTK_WIDGET (widget),
|
|
"child-displacement-y", &child_displacement_y,
|
|
"child-displacement-x", &child_displacement_x,
|
|
"displace-focus", &displace_focus,
|
|
NULL);
|
|
|
|
if (interior_focus)
|
|
{
|
|
x += widget->style->xthickness + focus_pad;
|
|
y += widget->style->ythickness + focus_pad;
|
|
width -= 2 * (widget->style->xthickness + focus_pad);
|
|
height -= 2 * (widget->style->ythickness + focus_pad);
|
|
}
|
|
else
|
|
{
|
|
x -= focus_width + focus_pad;
|
|
y -= focus_width + focus_pad;
|
|
width += 2 * (focus_width + focus_pad);
|
|
height += 2 * (focus_width + focus_pad);
|
|
}
|
|
|
|
if (button->depressed && displace_focus)
|
|
{
|
|
x += child_displacement_x;
|
|
y += child_displacement_y;
|
|
}
|
|
|
|
gtk_paint_focus (widget->style, widget->window, GTK_WIDGET_STATE (widget),
|
|
area, widget, "button",
|
|
x, y, width, height);
|
|
}
|
|
}
|
|
}
|
|
|
|
static gboolean
|
|
gtk_button_expose (GtkWidget *widget,
|
|
GdkEventExpose *event)
|
|
{
|
|
if (GTK_WIDGET_DRAWABLE (widget))
|
|
{
|
|
GtkButton *button = GTK_BUTTON (widget);
|
|
|
|
_gtk_button_paint (button, &event->area,
|
|
GTK_WIDGET_STATE (widget),
|
|
button->depressed ? GTK_SHADOW_IN : GTK_SHADOW_OUT,
|
|
"button", "buttondefault");
|
|
|
|
GTK_WIDGET_CLASS (gtk_button_parent_class)->expose_event (widget, event);
|
|
}
|
|
|
|
return FALSE;
|
|
}
|
|
|
|
static gboolean
|
|
gtk_button_button_press (GtkWidget *widget,
|
|
GdkEventButton *event)
|
|
{
|
|
GtkButton *button;
|
|
|
|
if (event->type == GDK_BUTTON_PRESS)
|
|
{
|
|
button = GTK_BUTTON (widget);
|
|
|
|
if (button->focus_on_click && !GTK_WIDGET_HAS_FOCUS (widget))
|
|
gtk_widget_grab_focus (widget);
|
|
|
|
if (event->button == 1)
|
|
gtk_button_pressed (button);
|
|
}
|
|
|
|
return TRUE;
|
|
}
|
|
|
|
static gboolean
|
|
gtk_button_button_release (GtkWidget *widget,
|
|
GdkEventButton *event)
|
|
{
|
|
GtkButton *button;
|
|
|
|
if (event->button == 1)
|
|
{
|
|
button = GTK_BUTTON (widget);
|
|
gtk_button_released (button);
|
|
}
|
|
|
|
return TRUE;
|
|
}
|
|
|
|
static gboolean
|
|
gtk_button_grab_broken (GtkWidget *widget,
|
|
GdkEventGrabBroken *event)
|
|
{
|
|
GtkButton *button = GTK_BUTTON (widget);
|
|
gboolean save_in;
|
|
|
|
/* Simulate a button release without the pointer in the button */
|
|
if (button->button_down)
|
|
{
|
|
save_in = button->in_button;
|
|
button->in_button = FALSE;
|
|
gtk_button_released (button);
|
|
if (save_in != button->in_button)
|
|
{
|
|
button->in_button = save_in;
|
|
gtk_button_update_state (button);
|
|
}
|
|
}
|
|
|
|
return TRUE;
|
|
}
|
|
|
|
static gboolean
|
|
gtk_button_key_release (GtkWidget *widget,
|
|
GdkEventKey *event)
|
|
{
|
|
GtkButton *button = GTK_BUTTON (widget);
|
|
|
|
if (button->activate_timeout)
|
|
{
|
|
gtk_button_finish_activate (button, TRUE);
|
|
return TRUE;
|
|
}
|
|
else if (GTK_WIDGET_CLASS (gtk_button_parent_class)->key_release_event)
|
|
return GTK_WIDGET_CLASS (gtk_button_parent_class)->key_release_event (widget, event);
|
|
else
|
|
return FALSE;
|
|
}
|
|
|
|
static gboolean
|
|
gtk_button_enter_notify (GtkWidget *widget,
|
|
GdkEventCrossing *event)
|
|
{
|
|
GtkButton *button;
|
|
GtkWidget *event_widget;
|
|
|
|
button = GTK_BUTTON (widget);
|
|
event_widget = gtk_get_event_widget ((GdkEvent*) event);
|
|
|
|
if ((event_widget == widget) &&
|
|
(event->detail != GDK_NOTIFY_INFERIOR))
|
|
{
|
|
button->in_button = TRUE;
|
|
gtk_button_enter (button);
|
|
}
|
|
|
|
return FALSE;
|
|
}
|
|
|
|
static gboolean
|
|
gtk_button_leave_notify (GtkWidget *widget,
|
|
GdkEventCrossing *event)
|
|
{
|
|
GtkButton *button;
|
|
GtkWidget *event_widget;
|
|
|
|
button = GTK_BUTTON (widget);
|
|
event_widget = gtk_get_event_widget ((GdkEvent*) event);
|
|
|
|
if ((event_widget == widget) &&
|
|
(event->detail != GDK_NOTIFY_INFERIOR) &&
|
|
(GTK_WIDGET_SENSITIVE (event_widget)))
|
|
{
|
|
button->in_button = FALSE;
|
|
gtk_button_leave (button);
|
|
}
|
|
|
|
return FALSE;
|
|
}
|
|
|
|
static void
|
|
gtk_real_button_pressed (GtkButton *button)
|
|
{
|
|
if (button->activate_timeout)
|
|
return;
|
|
|
|
button->button_down = TRUE;
|
|
gtk_button_update_state (button);
|
|
}
|
|
|
|
static void
|
|
gtk_real_button_released (GtkButton *button)
|
|
{
|
|
if (button->button_down)
|
|
{
|
|
button->button_down = FALSE;
|
|
|
|
if (button->activate_timeout)
|
|
return;
|
|
|
|
if (button->in_button)
|
|
gtk_button_clicked (button);
|
|
|
|
gtk_button_update_state (button);
|
|
}
|
|
}
|
|
|
|
static void
|
|
gtk_real_button_clicked (GtkButton *button)
|
|
{
|
|
GtkButtonPrivate *priv = GTK_BUTTON_GET_PRIVATE (button);
|
|
|
|
if (priv->action)
|
|
gtk_action_activate (priv->action);
|
|
}
|
|
|
|
static gboolean
|
|
button_activate_timeout (gpointer data)
|
|
{
|
|
gtk_button_finish_activate (data, TRUE);
|
|
|
|
return FALSE;
|
|
}
|
|
|
|
static void
|
|
gtk_real_button_activate (GtkButton *button)
|
|
{
|
|
GtkWidget *widget = GTK_WIDGET (button);
|
|
GtkButtonPrivate *priv;
|
|
guint32 time;
|
|
|
|
priv = GTK_BUTTON_GET_PRIVATE (button);
|
|
|
|
if (GTK_WIDGET_REALIZED (button) && !button->activate_timeout)
|
|
{
|
|
time = gtk_get_current_event_time ();
|
|
if (gdk_keyboard_grab (button->event_window, TRUE, time) ==
|
|
GDK_GRAB_SUCCESS)
|
|
{
|
|
priv->has_grab = TRUE;
|
|
priv->grab_time = time;
|
|
}
|
|
|
|
gtk_grab_add (widget);
|
|
|
|
button->activate_timeout = gdk_threads_add_timeout (ACTIVATE_TIMEOUT,
|
|
button_activate_timeout,
|
|
button);
|
|
button->button_down = TRUE;
|
|
gtk_button_update_state (button);
|
|
gtk_widget_queue_draw (GTK_WIDGET (button));
|
|
}
|
|
}
|
|
|
|
static void
|
|
gtk_button_finish_activate (GtkButton *button,
|
|
gboolean do_it)
|
|
{
|
|
GtkWidget *widget = GTK_WIDGET (button);
|
|
GtkButtonPrivate *priv;
|
|
|
|
priv = GTK_BUTTON_GET_PRIVATE (button);
|
|
|
|
g_source_remove (button->activate_timeout);
|
|
button->activate_timeout = 0;
|
|
|
|
if (priv->has_grab)
|
|
{
|
|
gdk_display_keyboard_ungrab (gtk_widget_get_display (widget),
|
|
priv->grab_time);
|
|
}
|
|
gtk_grab_remove (widget);
|
|
|
|
button->button_down = FALSE;
|
|
|
|
gtk_button_update_state (button);
|
|
gtk_widget_queue_draw (GTK_WIDGET (button));
|
|
|
|
if (do_it)
|
|
gtk_button_clicked (button);
|
|
}
|
|
|
|
/**
|
|
* gtk_button_set_label:
|
|
* @button: a #GtkButton
|
|
* @label: a string
|
|
*
|
|
* Sets the text of the label of the button to @str. This text is
|
|
* also used to select the stock item if gtk_button_set_use_stock()
|
|
* is used.
|
|
*
|
|
* This will also clear any previously set labels.
|
|
**/
|
|
void
|
|
gtk_button_set_label (GtkButton *button,
|
|
const gchar *label)
|
|
{
|
|
gchar *new_label;
|
|
|
|
g_return_if_fail (GTK_IS_BUTTON (button));
|
|
|
|
new_label = g_strdup (label);
|
|
g_free (button->label_text);
|
|
button->label_text = new_label;
|
|
|
|
gtk_button_construct_child (button);
|
|
|
|
g_object_notify (G_OBJECT (button), "label");
|
|
}
|
|
|
|
/**
|
|
* gtk_button_get_label:
|
|
* @button: a #GtkButton
|
|
*
|
|
* Fetches the text from the label of the button, as set by
|
|
* gtk_button_set_label(). If the label text has not
|
|
* been set the return value will be %NULL. This will be the
|
|
* case if you create an empty button with gtk_button_new() to
|
|
* use as a container.
|
|
*
|
|
* Return value: The text of the label widget. This string is owned
|
|
* by the widget and must not be modified or freed.
|
|
**/
|
|
G_CONST_RETURN gchar *
|
|
gtk_button_get_label (GtkButton *button)
|
|
{
|
|
g_return_val_if_fail (GTK_IS_BUTTON (button), NULL);
|
|
|
|
return button->label_text;
|
|
}
|
|
|
|
/**
|
|
* gtk_button_set_use_underline:
|
|
* @button: a #GtkButton
|
|
* @use_underline: %TRUE if underlines in the text indicate mnemonics
|
|
*
|
|
* If true, an underline in the text of the button label indicates
|
|
* the next character should be used for the mnemonic accelerator key.
|
|
*/
|
|
void
|
|
gtk_button_set_use_underline (GtkButton *button,
|
|
gboolean use_underline)
|
|
{
|
|
g_return_if_fail (GTK_IS_BUTTON (button));
|
|
|
|
use_underline = use_underline != FALSE;
|
|
|
|
if (use_underline != button->use_underline)
|
|
{
|
|
button->use_underline = use_underline;
|
|
|
|
gtk_button_construct_child (button);
|
|
|
|
g_object_notify (G_OBJECT (button), "use-underline");
|
|
}
|
|
}
|
|
|
|
/**
|
|
* gtk_button_get_use_underline:
|
|
* @button: a #GtkButton
|
|
*
|
|
* Returns whether an embedded underline in the button label indicates a
|
|
* mnemonic. See gtk_button_set_use_underline ().
|
|
*
|
|
* Return value: %TRUE if an embedded underline in the button label
|
|
* indicates the mnemonic accelerator keys.
|
|
**/
|
|
gboolean
|
|
gtk_button_get_use_underline (GtkButton *button)
|
|
{
|
|
g_return_val_if_fail (GTK_IS_BUTTON (button), FALSE);
|
|
|
|
return button->use_underline;
|
|
}
|
|
|
|
/**
|
|
* gtk_button_set_use_stock:
|
|
* @button: a #GtkButton
|
|
* @use_stock: %TRUE if the button should use a stock item
|
|
*
|
|
* If %TRUE, the label set on the button is used as a
|
|
* stock id to select the stock item for the button.
|
|
*/
|
|
void
|
|
gtk_button_set_use_stock (GtkButton *button,
|
|
gboolean use_stock)
|
|
{
|
|
g_return_if_fail (GTK_IS_BUTTON (button));
|
|
|
|
use_stock = use_stock != FALSE;
|
|
|
|
if (use_stock != button->use_stock)
|
|
{
|
|
button->use_stock = use_stock;
|
|
|
|
gtk_button_construct_child (button);
|
|
|
|
g_object_notify (G_OBJECT (button), "use-stock");
|
|
}
|
|
}
|
|
|
|
/**
|
|
* gtk_button_get_use_stock:
|
|
* @button: a #GtkButton
|
|
*
|
|
* Returns whether the button label is a stock item.
|
|
*
|
|
* Return value: %TRUE if the button label is used to
|
|
* select a stock item instead of being
|
|
* used directly as the label text.
|
|
*/
|
|
gboolean
|
|
gtk_button_get_use_stock (GtkButton *button)
|
|
{
|
|
g_return_val_if_fail (GTK_IS_BUTTON (button), FALSE);
|
|
|
|
return button->use_stock;
|
|
}
|
|
|
|
/**
|
|
* gtk_button_set_focus_on_click:
|
|
* @button: a #GtkButton
|
|
* @focus_on_click: whether the button grabs focus when clicked with the mouse
|
|
*
|
|
* Sets whether the button will grab focus when it is clicked with the mouse.
|
|
* Making mouse clicks not grab focus is useful in places like toolbars where
|
|
* you don't want the keyboard focus removed from the main area of the
|
|
* application.
|
|
*
|
|
* Since: 2.4
|
|
**/
|
|
void
|
|
gtk_button_set_focus_on_click (GtkButton *button,
|
|
gboolean focus_on_click)
|
|
{
|
|
g_return_if_fail (GTK_IS_BUTTON (button));
|
|
|
|
focus_on_click = focus_on_click != FALSE;
|
|
|
|
if (button->focus_on_click != focus_on_click)
|
|
{
|
|
button->focus_on_click = focus_on_click;
|
|
|
|
g_object_notify (G_OBJECT (button), "focus-on-click");
|
|
}
|
|
}
|
|
|
|
/**
|
|
* gtk_button_get_focus_on_click:
|
|
* @button: a #GtkButton
|
|
*
|
|
* Returns whether the button grabs focus when it is clicked with the mouse.
|
|
* See gtk_button_set_focus_on_click().
|
|
*
|
|
* Return value: %TRUE if the button grabs focus when it is clicked with
|
|
* the mouse.
|
|
*
|
|
* Since: 2.4
|
|
**/
|
|
gboolean
|
|
gtk_button_get_focus_on_click (GtkButton *button)
|
|
{
|
|
g_return_val_if_fail (GTK_IS_BUTTON (button), FALSE);
|
|
|
|
return button->focus_on_click;
|
|
}
|
|
|
|
/**
|
|
* gtk_button_set_alignment:
|
|
* @button: a #GtkButton
|
|
* @xalign: the horizontal position of the child, 0.0 is left aligned,
|
|
* 1.0 is right aligned
|
|
* @yalign: the vertical position of the child, 0.0 is top aligned,
|
|
* 1.0 is bottom aligned
|
|
*
|
|
* Sets the alignment of the child. This property has no effect unless
|
|
* the child is a #GtkMisc or a #GtkAligment.
|
|
*
|
|
* Since: 2.4
|
|
*/
|
|
void
|
|
gtk_button_set_alignment (GtkButton *button,
|
|
gfloat xalign,
|
|
gfloat yalign)
|
|
{
|
|
GtkButtonPrivate *priv;
|
|
|
|
g_return_if_fail (GTK_IS_BUTTON (button));
|
|
|
|
priv = GTK_BUTTON_GET_PRIVATE (button);
|
|
|
|
priv->xalign = xalign;
|
|
priv->yalign = yalign;
|
|
priv->align_set = 1;
|
|
|
|
maybe_set_alignment (button, GTK_BIN (button)->child);
|
|
|
|
g_object_freeze_notify (G_OBJECT (button));
|
|
g_object_notify (G_OBJECT (button), "xalign");
|
|
g_object_notify (G_OBJECT (button), "yalign");
|
|
g_object_thaw_notify (G_OBJECT (button));
|
|
}
|
|
|
|
/**
|
|
* gtk_button_get_alignment:
|
|
* @button: a #GtkButton
|
|
* @xalign: return location for horizontal alignment
|
|
* @yalign: return location for vertical alignment
|
|
*
|
|
* Gets the alignment of the child in the button.
|
|
*
|
|
* Since: 2.4
|
|
*/
|
|
void
|
|
gtk_button_get_alignment (GtkButton *button,
|
|
gfloat *xalign,
|
|
gfloat *yalign)
|
|
{
|
|
GtkButtonPrivate *priv;
|
|
|
|
g_return_if_fail (GTK_IS_BUTTON (button));
|
|
|
|
priv = GTK_BUTTON_GET_PRIVATE (button);
|
|
|
|
if (xalign)
|
|
*xalign = priv->xalign;
|
|
|
|
if (yalign)
|
|
*yalign = priv->yalign;
|
|
}
|
|
|
|
/**
|
|
* _gtk_button_set_depressed:
|
|
* @button: a #GtkButton
|
|
* @depressed: %TRUE if the button should be drawn with a recessed shadow.
|
|
*
|
|
* Sets whether the button is currently drawn as down or not. This is
|
|
* purely a visual setting, and is meant only for use by derived widgets
|
|
* such as #GtkToggleButton.
|
|
**/
|
|
void
|
|
_gtk_button_set_depressed (GtkButton *button,
|
|
gboolean depressed)
|
|
{
|
|
GtkWidget *widget = GTK_WIDGET (button);
|
|
|
|
depressed = depressed != FALSE;
|
|
|
|
if (depressed != button->depressed)
|
|
{
|
|
button->depressed = depressed;
|
|
gtk_widget_queue_resize (widget);
|
|
}
|
|
}
|
|
|
|
static void
|
|
gtk_button_update_state (GtkButton *button)
|
|
{
|
|
gboolean depressed;
|
|
GtkStateType new_state;
|
|
|
|
if (button->activate_timeout)
|
|
depressed = button->depress_on_activate;
|
|
else
|
|
depressed = button->in_button && button->button_down;
|
|
|
|
if (button->in_button && (!button->button_down || !depressed))
|
|
new_state = GTK_STATE_PRELIGHT;
|
|
else
|
|
new_state = depressed ? GTK_STATE_ACTIVE : GTK_STATE_NORMAL;
|
|
|
|
_gtk_button_set_depressed (button, depressed);
|
|
gtk_widget_set_state (GTK_WIDGET (button), new_state);
|
|
}
|
|
|
|
static void
|
|
show_image_change_notify (GtkButton *button)
|
|
{
|
|
GtkButtonPrivate *priv = GTK_BUTTON_GET_PRIVATE (button);
|
|
|
|
if (priv->image)
|
|
{
|
|
if (show_image (button))
|
|
gtk_widget_show (priv->image);
|
|
else
|
|
gtk_widget_hide (priv->image);
|
|
}
|
|
}
|
|
|
|
static void
|
|
traverse_container (GtkWidget *widget,
|
|
gpointer data)
|
|
{
|
|
if (GTK_IS_BUTTON (widget))
|
|
show_image_change_notify (GTK_BUTTON (widget));
|
|
else if (GTK_IS_CONTAINER (widget))
|
|
gtk_container_forall (GTK_CONTAINER (widget), traverse_container, NULL);
|
|
}
|
|
|
|
static void
|
|
gtk_button_setting_changed (GtkSettings *settings)
|
|
{
|
|
GList *list, *l;
|
|
|
|
list = gtk_window_list_toplevels ();
|
|
|
|
for (l = list; l; l = l->next)
|
|
gtk_container_forall (GTK_CONTAINER (l->data),
|
|
traverse_container, NULL);
|
|
|
|
g_list_free (list);
|
|
}
|
|
|
|
|
|
static void
|
|
gtk_button_screen_changed (GtkWidget *widget,
|
|
GdkScreen *previous_screen)
|
|
{
|
|
GtkSettings *settings;
|
|
guint show_image_connection;
|
|
|
|
if (!gtk_widget_has_screen (widget))
|
|
return;
|
|
|
|
settings = gtk_widget_get_settings (widget);
|
|
|
|
show_image_connection =
|
|
GPOINTER_TO_UINT (g_object_get_data (G_OBJECT (settings),
|
|
"gtk-button-connection"));
|
|
|
|
if (show_image_connection)
|
|
return;
|
|
|
|
show_image_connection =
|
|
g_signal_connect (settings, "notify::gtk-button-images",
|
|
G_CALLBACK (gtk_button_setting_changed), NULL);
|
|
g_object_set_data (G_OBJECT (settings),
|
|
I_("gtk-button-connection"),
|
|
GUINT_TO_POINTER (show_image_connection));
|
|
|
|
show_image_change_notify (GTK_BUTTON (widget));
|
|
}
|
|
|
|
static void
|
|
gtk_button_state_changed (GtkWidget *widget,
|
|
GtkStateType previous_state)
|
|
{
|
|
GtkButton *button = GTK_BUTTON (widget);
|
|
|
|
if (!GTK_WIDGET_IS_SENSITIVE (widget))
|
|
{
|
|
button->in_button = FALSE;
|
|
gtk_real_button_released (button);
|
|
}
|
|
}
|
|
|
|
static void
|
|
gtk_button_grab_notify (GtkWidget *widget,
|
|
gboolean was_grabbed)
|
|
{
|
|
GtkButton *button = GTK_BUTTON (widget);
|
|
gboolean save_in;
|
|
|
|
if (!was_grabbed)
|
|
{
|
|
save_in = button->in_button;
|
|
button->in_button = FALSE;
|
|
gtk_real_button_released (button);
|
|
if (save_in != button->in_button)
|
|
{
|
|
button->in_button = save_in;
|
|
gtk_button_update_state (button);
|
|
}
|
|
}
|
|
}
|
|
|
|
/**
|
|
* gtk_button_set_image:
|
|
* @button: a #GtkButton
|
|
* @image: a widget to set as the image for the button
|
|
*
|
|
* Set the image of @button to the given widget. Note that
|
|
* it depends on the #GtkSettings:gtk-button-images setting whether the
|
|
* image will be displayed or not, you don't have to call
|
|
* gtk_widget_show() on @image yourself.
|
|
*
|
|
* Since: 2.6
|
|
*/
|
|
void
|
|
gtk_button_set_image (GtkButton *button,
|
|
GtkWidget *image)
|
|
{
|
|
GtkButtonPrivate *priv;
|
|
|
|
g_return_if_fail (GTK_IS_BUTTON (button));
|
|
g_return_if_fail (image == NULL || GTK_IS_WIDGET (image));
|
|
|
|
priv = GTK_BUTTON_GET_PRIVATE (button);
|
|
|
|
if (priv->image && priv->image->parent)
|
|
gtk_container_remove (GTK_CONTAINER (priv->image->parent), priv->image);
|
|
|
|
priv->image = image;
|
|
priv->image_is_stock = (image == NULL);
|
|
|
|
gtk_button_construct_child (button);
|
|
|
|
g_object_notify (G_OBJECT (button), "image");
|
|
}
|
|
|
|
/**
|
|
* gtk_button_get_image:
|
|
* @button: a #GtkButton
|
|
*
|
|
* Gets the widget that is currenty set as the image of @button.
|
|
* This may have been explicitly set by gtk_button_set_image()
|
|
* or constructed by gtk_button_new_from_stock().
|
|
*
|
|
* Return value: a #GtkWidget or %NULL in case there is no image
|
|
*
|
|
* Since: 2.6
|
|
*/
|
|
GtkWidget *
|
|
gtk_button_get_image (GtkButton *button)
|
|
{
|
|
GtkButtonPrivate *priv;
|
|
|
|
g_return_val_if_fail (GTK_IS_BUTTON (button), NULL);
|
|
|
|
priv = GTK_BUTTON_GET_PRIVATE (button);
|
|
|
|
return priv->image;
|
|
}
|
|
|
|
/**
|
|
* gtk_button_set_image_position:
|
|
* @button: a #GtkButton
|
|
* @position: the position
|
|
*
|
|
* Sets the position of the image relative to the text
|
|
* inside the button.
|
|
*
|
|
* Since: 2.10
|
|
*/
|
|
void
|
|
gtk_button_set_image_position (GtkButton *button,
|
|
GtkPositionType position)
|
|
{
|
|
|
|
GtkButtonPrivate *priv;
|
|
|
|
g_return_if_fail (GTK_IS_BUTTON (button));
|
|
g_return_if_fail (position >= GTK_POS_LEFT && position <= GTK_POS_BOTTOM);
|
|
|
|
priv = GTK_BUTTON_GET_PRIVATE (button);
|
|
|
|
if (priv->image_position != position)
|
|
{
|
|
priv->image_position = position;
|
|
|
|
gtk_button_construct_child (button);
|
|
|
|
g_object_notify (G_OBJECT (button), "image-position");
|
|
}
|
|
}
|
|
|
|
/**
|
|
* gtk_button_get_image_position:
|
|
* @button: a #GtkButton
|
|
*
|
|
* Gets the position of the image relative to the text
|
|
* inside the button.
|
|
*
|
|
* Return value: the position
|
|
*
|
|
* Since: 2.10
|
|
*/
|
|
GtkPositionType
|
|
gtk_button_get_image_position (GtkButton *button)
|
|
{
|
|
GtkButtonPrivate *priv;
|
|
|
|
g_return_val_if_fail (GTK_IS_BUTTON (button), GTK_POS_LEFT);
|
|
|
|
priv = GTK_BUTTON_GET_PRIVATE (button);
|
|
|
|
return priv->image_position;
|
|
}
|
|
|
|
|
|
#define __GTK_BUTTON_C__
|
|
#include "gtkaliasdef.c"
|