1067 lines
31 KiB
C
1067 lines
31 KiB
C
/* GTK - The GIMP Toolkit
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* Copyright (C) 1995-1997 Peter Mattis, Spencer Kimball and Jsh 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 1997-2000. 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 <glib.h>
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#include <gtk/gtk.h>
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#include <gdk/gdkkeysyms.h>
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#include "claws-marshal.h"
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#include "gtkcmoptionmenu.h"
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#include "utils.h"
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#include "gtkutils.h"
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#define CHILD_LEFT_SPACING 4
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#define CHILD_RIGHT_SPACING 1
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#define CHILD_TOP_SPACING 1
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#define CHILD_BOTTOM_SPACING 1
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typedef struct _GtkCMOptionMenuProps GtkCMOptionMenuProps;
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struct _GtkCMOptionMenuProps
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{
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gboolean interior_focus;
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GtkRequisition indicator_size;
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GtkBorder indicator_spacing;
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gint focus_width;
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gint focus_pad;
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};
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static const GtkCMOptionMenuProps default_props = {
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TRUE,
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{ 7, 13 },
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{ 7, 5, 2, 2 }, /* Left, right, top, bottom */
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1,
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0
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};
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static void gtk_cmoption_menu_destroy (GtkObject *object);
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static void gtk_cmoption_menu_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_cmoption_menu_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_cmoption_menu_size_request (GtkWidget *widget,
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GtkRequisition *requisition);
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static void gtk_cmoption_menu_size_allocate (GtkWidget *widget,
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GtkAllocation *allocation);
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static void gtk_cmoption_menu_paint (GtkWidget *widget,
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GdkRectangle *area);
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static gint gtk_cmoption_menu_expose (GtkWidget *widget,
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GdkEventExpose *event);
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static gint gtk_cmoption_menu_button_press (GtkWidget *widget,
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GdkEventButton *event);
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static gint gtk_cmoption_menu_key_press (GtkWidget *widget,
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GdkEventKey *event);
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static void gtk_cmoption_menu_selection_done (GtkMenuShell *menu_shell,
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GtkCMOptionMenu *option_menu);
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static void gtk_cmoption_menu_update_contents (GtkCMOptionMenu *option_menu);
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static void gtk_cmoption_menu_remove_contents (GtkCMOptionMenu *option_menu);
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static void gtk_cmoption_menu_calc_size (GtkCMOptionMenu *option_menu);
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static void gtk_cmoption_menu_position (GtkMenu *menu,
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gint *x,
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gint *y,
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gint *scroll_offet,
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gpointer user_data);
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static void gtk_cmoption_menu_show_all (GtkWidget *widget);
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static void gtk_cmoption_menu_hide_all (GtkWidget *widget);
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static gboolean gtk_cmoption_menu_mnemonic_activate (GtkWidget *widget,
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gboolean group_cycling);
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static GType gtk_cmoption_menu_child_type (GtkContainer *container);
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static gint gtk_cmoption_menu_scroll_event (GtkWidget *widget,
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GdkEventScroll *event);
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enum
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{
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CHANGED,
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LAST_SIGNAL
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};
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enum
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{
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PROP_0,
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PROP_MENU,
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LAST_PROP
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};
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static guint signals[LAST_SIGNAL] = { 0 };
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G_DEFINE_TYPE (GtkCMOptionMenu, gtk_cmoption_menu, GTK_TYPE_BUTTON)
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static void
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gtk_cmoption_menu_class_init (GtkCMOptionMenuClass *class)
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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 = (GObjectClass*) class;
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object_class = (GtkObjectClass*) class;
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widget_class = (GtkWidgetClass*) class;
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container_class = (GtkContainerClass*) class;
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signals[CHANGED] =
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g_signal_new (("changed"),
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G_OBJECT_CLASS_TYPE (class),
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G_SIGNAL_RUN_LAST,
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G_STRUCT_OFFSET (GtkCMOptionMenuClass, changed),
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NULL, NULL,
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claws_marshal_VOID__VOID,
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G_TYPE_NONE, 0);
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gobject_class->set_property = gtk_cmoption_menu_set_property;
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gobject_class->get_property = gtk_cmoption_menu_get_property;
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object_class->destroy = gtk_cmoption_menu_destroy;
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widget_class->size_request = gtk_cmoption_menu_size_request;
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widget_class->size_allocate = gtk_cmoption_menu_size_allocate;
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widget_class->expose_event = gtk_cmoption_menu_expose;
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widget_class->button_press_event = gtk_cmoption_menu_button_press;
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widget_class->key_press_event = gtk_cmoption_menu_key_press;
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widget_class->scroll_event = gtk_cmoption_menu_scroll_event;
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widget_class->show_all = gtk_cmoption_menu_show_all;
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widget_class->hide_all = gtk_cmoption_menu_hide_all;
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widget_class->mnemonic_activate = gtk_cmoption_menu_mnemonic_activate;
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container_class->child_type = gtk_cmoption_menu_child_type;
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g_object_class_install_property (gobject_class,
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PROP_MENU,
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g_param_spec_object ("menu",
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("Menu"),
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("The menu of options"),
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GTK_TYPE_MENU,
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G_PARAM_READWRITE));
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gtk_widget_class_install_style_property (widget_class,
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g_param_spec_boxed ("indicator-size",
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("Indicator Size"),
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("Size of dropdown indicator"),
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GTK_TYPE_REQUISITION,
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G_PARAM_READABLE));
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gtk_widget_class_install_style_property (widget_class,
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g_param_spec_boxed ("indicator-spacing",
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("Indicator Spacing"),
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("Spacing around indicator"),
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GTK_TYPE_BORDER,
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G_PARAM_READABLE));
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}
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static GType
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gtk_cmoption_menu_child_type (GtkContainer *container)
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{
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return G_TYPE_NONE;
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}
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static void
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gtk_cmoption_menu_init (GtkCMOptionMenu *option_menu)
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{
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gtkut_widget_set_can_focus (GTK_WIDGET(option_menu), TRUE);
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gtkut_widget_set_can_default (GTK_WIDGET(option_menu), FALSE);
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gtkut_widget_set_receives_default (GTK_WIDGET(option_menu), FALSE);
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option_menu->menu = NULL;
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option_menu->menu_item = NULL;
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option_menu->width = 0;
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option_menu->height = 0;
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}
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GtkWidget*
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gtk_cmoption_menu_new (void)
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{
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return g_object_new (GTK_TYPE_CMOPTION_MENU, NULL);
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}
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GtkWidget*
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gtk_cmoption_menu_get_menu (GtkCMOptionMenu *option_menu)
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{
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cm_return_val_if_fail (GTK_IS_CMOPTION_MENU (option_menu), NULL);
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return option_menu->menu;
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}
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static void
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gtk_cmoption_menu_detacher (GtkWidget *widget,
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GtkMenu *menu)
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{
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GtkCMOptionMenu *option_menu;
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cm_return_if_fail (GTK_IS_CMOPTION_MENU (widget));
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option_menu = GTK_CMOPTION_MENU (widget);
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cm_return_if_fail (option_menu->menu == (GtkWidget*) menu);
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gtk_cmoption_menu_remove_contents (option_menu);
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g_signal_handlers_disconnect_by_func (option_menu->menu,
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gtk_cmoption_menu_selection_done,
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option_menu);
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g_signal_handlers_disconnect_by_func (option_menu->menu,
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gtk_cmoption_menu_calc_size,
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option_menu);
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option_menu->menu = NULL;
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g_object_notify (G_OBJECT (option_menu), "menu");
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}
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void
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gtk_cmoption_menu_set_menu (GtkCMOptionMenu *option_menu,
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GtkWidget *menu)
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{
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cm_return_if_fail (GTK_IS_CMOPTION_MENU (option_menu));
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cm_return_if_fail (GTK_IS_MENU (menu));
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if (option_menu->menu != menu)
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{
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gtk_cmoption_menu_remove_menu (option_menu);
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option_menu->menu = menu;
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gtk_menu_attach_to_widget (GTK_MENU (menu),
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GTK_WIDGET (option_menu),
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gtk_cmoption_menu_detacher);
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gtk_cmoption_menu_calc_size (option_menu);
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g_signal_connect_after (option_menu->menu, "selection-done",
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G_CALLBACK (gtk_cmoption_menu_selection_done),
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option_menu);
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g_signal_connect_swapped (option_menu->menu, "size_request",
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G_CALLBACK (gtk_cmoption_menu_calc_size),
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option_menu);
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if (gtk_widget_get_parent (GTK_WIDGET (option_menu)))
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gtk_widget_queue_resize (GTK_WIDGET (option_menu));
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gtk_cmoption_menu_update_contents (option_menu);
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g_object_notify (G_OBJECT (option_menu), "menu");
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}
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}
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void
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gtk_cmoption_menu_remove_menu (GtkCMOptionMenu *option_menu)
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{
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cm_return_if_fail (GTK_IS_CMOPTION_MENU (option_menu));
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if (option_menu->menu)
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{
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if (option_menu->menu_item ==
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gtk_menu_get_active (GTK_MENU (option_menu->menu)))
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gtk_menu_shell_cancel (GTK_MENU_SHELL (option_menu->menu));
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gtk_menu_detach (GTK_MENU (option_menu->menu));
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}
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}
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void
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gtk_cmoption_menu_set_history (GtkCMOptionMenu *option_menu,
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guint index)
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{
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GtkWidget *menu_item;
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cm_return_if_fail (GTK_IS_CMOPTION_MENU (option_menu));
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if (option_menu->menu)
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{
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gtk_menu_set_active (GTK_MENU (option_menu->menu), index);
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menu_item = gtk_menu_get_active (GTK_MENU (option_menu->menu));
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if (menu_item != option_menu->menu_item)
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gtk_cmoption_menu_update_contents (option_menu);
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}
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}
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/**
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* gtk_cmoption_menu_get_history:
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* @option_menu: a #GtkCMOptionMenu
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*
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* Retrieves the index of the currently selected menu item. The menu
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* items are numbered from top to bottom, starting with 0.
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*
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* Return value: index of the selected menu item, or -1 if there are no menu items
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* Deprecated: 2.4: Use #GtkComboBox instead.
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**/
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gint
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gtk_cmoption_menu_get_history (GtkCMOptionMenu *option_menu)
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{
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GtkWidget *active_widget;
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GList *list;
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gint index;
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cm_return_val_if_fail (GTK_IS_CMOPTION_MENU (option_menu), -1);
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if (option_menu->menu)
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{
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active_widget = gtk_menu_get_active (GTK_MENU (option_menu->menu));
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if (active_widget)
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{
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list = gtk_container_get_children (GTK_CONTAINER
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(GTK_MENU_SHELL (option_menu->menu)));
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index = g_list_index (list, active_widget);
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g_list_free (list);
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return index;
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}
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else
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return -1;
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}
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else
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return -1;
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}
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static void
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gtk_cmoption_menu_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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{
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GtkCMOptionMenu *option_menu = GTK_CMOPTION_MENU (object);
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switch (prop_id)
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{
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case PROP_MENU:
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gtk_cmoption_menu_set_menu (option_menu, g_value_get_object (value));
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break;
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default:
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G_OBJECT_WARN_INVALID_PROPERTY_ID (object, prop_id, pspec);
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break;
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}
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}
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static void
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gtk_cmoption_menu_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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{
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GtkCMOptionMenu *option_menu = GTK_CMOPTION_MENU (object);
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switch (prop_id)
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{
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case PROP_MENU:
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g_value_set_object (value, option_menu->menu);
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break;
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default:
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G_OBJECT_WARN_INVALID_PROPERTY_ID (object, prop_id, pspec);
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break;
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}
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}
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static void
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gtk_cmoption_menu_destroy (GtkObject *object)
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{
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GtkCMOptionMenu *option_menu;
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cm_return_if_fail (GTK_IS_CMOPTION_MENU (object));
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option_menu = GTK_CMOPTION_MENU (object);
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if (option_menu->menu)
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gtk_widget_destroy (option_menu->menu);
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if (GTK_OBJECT_CLASS (gtk_cmoption_menu_parent_class)->destroy)
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(* GTK_OBJECT_CLASS (gtk_cmoption_menu_parent_class)->destroy) (object);
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}
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static void
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gtk_cmoption_menu_get_props (GtkCMOptionMenu *option_menu,
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GtkCMOptionMenuProps *props)
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{
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GtkRequisition *indicator_size;
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GtkBorder *indicator_spacing;
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gtk_widget_style_get (GTK_WIDGET (option_menu),
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"indicator-size", &indicator_size,
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"indicator-spacing", &indicator_spacing,
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"interior-focus", &props->interior_focus,
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"focus-line-width", &props->focus_width,
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"focus-padding", &props->focus_pad,
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NULL);
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if (indicator_size)
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props->indicator_size = *indicator_size;
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else
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props->indicator_size = default_props.indicator_size;
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if (indicator_spacing)
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props->indicator_spacing = *indicator_spacing;
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else
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props->indicator_spacing = default_props.indicator_spacing;
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gtk_requisition_free (indicator_size);
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gtk_border_free (indicator_spacing);
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}
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static void
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gtk_cmoption_menu_size_request (GtkWidget *widget,
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GtkRequisition *requisition)
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{
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GtkCMOptionMenu *option_menu = GTK_CMOPTION_MENU (widget);
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GtkCMOptionMenuProps props;
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gint tmp;
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GtkWidget *child;
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GtkRequisition child_requisition = { 0, 0 };
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GtkStyle *style;
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gint border_width;
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gtk_cmoption_menu_get_props (option_menu, &props);
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child = gtk_bin_get_child (GTK_BIN (option_menu));
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if (child && gtk_widget_get_visible (child))
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{
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gtk_widget_size_request (child, &child_requisition);
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requisition->width += child_requisition.width;
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requisition->height += child_requisition.height;
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}
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border_width = gtk_container_get_border_width (GTK_CONTAINER (widget));
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style = gtk_widget_get_style (widget);
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requisition->width = ((border_width +
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style->xthickness + props.focus_pad) * 2 +
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MAX (child_requisition.width, option_menu->width) +
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props.indicator_size.width +
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props.indicator_spacing.left + props.indicator_spacing.right +
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CHILD_LEFT_SPACING + CHILD_RIGHT_SPACING + props.focus_width * 2);
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requisition->height = ((border_width +
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style->ythickness + props.focus_pad) * 2 +
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MAX (child_requisition.height, option_menu->height) +
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CHILD_TOP_SPACING + CHILD_BOTTOM_SPACING + props.focus_width * 2);
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tmp = (requisition->height - MAX (child_requisition.height, option_menu->height) +
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props.indicator_size.height + props.indicator_spacing.top + props.indicator_spacing.bottom);
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requisition->height = MAX (requisition->height, tmp);
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}
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|
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static void
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gtk_cmoption_menu_size_allocate (GtkWidget *widget,
|
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GtkAllocation *allocation)
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{
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GtkWidget *child;
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GtkStyle *style;
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GtkButton *button = GTK_BUTTON (widget);
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|
GtkAllocation child_allocation, widget_allocation;
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GtkCMOptionMenuProps props;
|
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gint border_width;
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|
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gtk_cmoption_menu_get_props (GTK_CMOPTION_MENU (widget), &props);
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border_width = gtk_container_get_border_width (GTK_CONTAINER (widget));
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|
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gtk_widget_set_allocation (widget, allocation);
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if (gtk_widget_get_realized (widget))
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gdk_window_move_resize (gtk_button_get_event_window (button),
|
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allocation->x + border_width, allocation->y + border_width,
|
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allocation->width - border_width * 2, allocation->height - border_width * 2);
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|
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child = gtk_bin_get_child (GTK_BIN (widget));
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if (child && gtk_widget_get_visible (child))
|
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{
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style = gtk_widget_get_style (widget);
|
|
gint xthickness = style->xthickness;
|
|
gint ythickness = style->ythickness;
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|
|
gtk_widget_get_allocation (widget, &widget_allocation);
|
|
child_allocation.x = widget_allocation.x + border_width + xthickness + props.focus_width + props.focus_pad + CHILD_LEFT_SPACING;
|
|
child_allocation.y = widget_allocation.y + border_width + ythickness + props.focus_width + props.focus_pad + CHILD_TOP_SPACING;
|
|
child_allocation.width = MAX (1, allocation->width - (border_width + xthickness + props.focus_width + props.focus_pad) * 2 -
|
|
props.indicator_size.width - props.indicator_spacing.left - props.indicator_spacing.right -
|
|
CHILD_LEFT_SPACING - CHILD_RIGHT_SPACING);
|
|
child_allocation.height = MAX (1, allocation->height - (border_width + ythickness + props.focus_width + props.focus_pad) * 2 -
|
|
CHILD_TOP_SPACING - CHILD_BOTTOM_SPACING);
|
|
|
|
if (gtk_widget_get_direction (GTK_WIDGET (widget)) == GTK_TEXT_DIR_RTL)
|
|
child_allocation.x += props.indicator_size.width + props.indicator_spacing.left + props.indicator_spacing.right;
|
|
|
|
gtk_widget_size_allocate (child, &child_allocation);
|
|
}
|
|
}
|
|
|
|
static void
|
|
gtk_cmoption_menu_paint (GtkWidget *widget,
|
|
GdkRectangle *area)
|
|
{
|
|
GtkAllocation allocation;
|
|
GtkStyle *style;
|
|
GdkRectangle button_area;
|
|
GdkWindow *window;
|
|
GtkCMOptionMenuProps props;
|
|
gint border_width;
|
|
gint tab_x;
|
|
|
|
cm_return_if_fail (GTK_IS_CMOPTION_MENU (widget));
|
|
cm_return_if_fail (area != NULL);
|
|
|
|
if (gtk_widget_is_drawable (widget))
|
|
{
|
|
gtk_widget_get_allocation (widget, &allocation);
|
|
border_width = gtk_container_get_border_width (GTK_CONTAINER (widget));
|
|
gtk_cmoption_menu_get_props (GTK_CMOPTION_MENU (widget), &props);
|
|
|
|
button_area.x = allocation.x + border_width;
|
|
button_area.y = allocation.y + border_width;
|
|
button_area.width = allocation.width - 2 * border_width;
|
|
button_area.height = allocation.height - 2 * border_width;
|
|
|
|
if (!props.interior_focus && gtk_widget_has_focus (widget))
|
|
{
|
|
button_area.x += props.focus_width + props.focus_pad;
|
|
button_area.y += props.focus_width + props.focus_pad;
|
|
button_area.width -= 2 * (props.focus_width + props.focus_pad);
|
|
button_area.height -= 2 * (props.focus_width + props.focus_pad);
|
|
}
|
|
|
|
style = gtk_widget_get_style (widget);
|
|
window = gtk_widget_get_window (widget);
|
|
gtk_paint_box (style, window,
|
|
gtk_widget_get_state (widget), GTK_SHADOW_OUT,
|
|
area, widget, "optionmenu",
|
|
button_area.x, button_area.y,
|
|
button_area.width, button_area.height);
|
|
|
|
if (gtk_widget_get_direction (GTK_WIDGET (widget)) == GTK_TEXT_DIR_RTL)
|
|
tab_x = button_area.x + props.indicator_spacing.right +
|
|
style->xthickness;
|
|
else
|
|
tab_x = button_area.x + button_area.width -
|
|
props.indicator_size.width - props.indicator_spacing.right -
|
|
style->xthickness;
|
|
|
|
gtk_paint_tab (style, window,
|
|
gtk_widget_get_state (widget), GTK_SHADOW_OUT,
|
|
area, widget, "optionmenutab",
|
|
tab_x,
|
|
button_area.y + (button_area.height - props.indicator_size.height) / 2,
|
|
props.indicator_size.width, props.indicator_size.height);
|
|
|
|
if (gtk_widget_has_focus (widget))
|
|
{
|
|
if (props.interior_focus)
|
|
{
|
|
button_area.x += style->xthickness + props.focus_pad;
|
|
button_area.y += style->ythickness + props.focus_pad;
|
|
button_area.width -= 2 * (style->xthickness + props.focus_pad) +
|
|
props.indicator_spacing.left +
|
|
props.indicator_spacing.right +
|
|
props.indicator_size.width;
|
|
button_area.height -= 2 * (style->ythickness + props.focus_pad);
|
|
if (gtk_widget_get_direction (GTK_WIDGET (widget)) == GTK_TEXT_DIR_RTL)
|
|
button_area.x += props.indicator_spacing.left +
|
|
props.indicator_spacing.right +
|
|
props.indicator_size.width;
|
|
}
|
|
else
|
|
{
|
|
button_area.x -= props.focus_width + props.focus_pad;
|
|
button_area.y -= props.focus_width + props.focus_pad;
|
|
button_area.width += 2 * (props.focus_width + props.focus_pad);
|
|
button_area.height += 2 * (props.focus_width + props.focus_pad);
|
|
}
|
|
|
|
gtk_paint_focus (style, window, gtk_widget_get_state (widget),
|
|
area, widget, "button",
|
|
button_area.x,
|
|
button_area.y,
|
|
button_area.width,
|
|
button_area.height);
|
|
}
|
|
}
|
|
}
|
|
|
|
static gint
|
|
gtk_cmoption_menu_expose (GtkWidget *widget,
|
|
GdkEventExpose *event)
|
|
{
|
|
GtkWidget *child;
|
|
cm_return_val_if_fail (GTK_IS_CMOPTION_MENU (widget), FALSE);
|
|
cm_return_val_if_fail (event != NULL, FALSE);
|
|
|
|
if (gtk_widget_is_drawable (widget))
|
|
{
|
|
gtk_cmoption_menu_paint (widget, &event->area);
|
|
|
|
|
|
/* The following code tries to draw the child in two places at
|
|
* once. It fails miserably for several reasons
|
|
*
|
|
* - If the child is not no-window, removing generates
|
|
* more expose events. Bad, bad, bad.
|
|
*
|
|
* - Even if the child is no-window, removing it now (properly)
|
|
* clears the space where it was, so it does no good
|
|
*/
|
|
|
|
#if 0
|
|
remove_child = FALSE;
|
|
child = GTK_BUTTON (widget)->child;
|
|
|
|
if (!child)
|
|
{
|
|
if (!GTK_CMOPTION_MENU (widget)->menu)
|
|
return FALSE;
|
|
gtk_cmoption_menu_update_contents (GTK_CMOPTION_MENU (widget));
|
|
child = GTK_BUTTON (widget)->child;
|
|
if (!child)
|
|
return FALSE;
|
|
remove_child = TRUE;
|
|
}
|
|
|
|
child_event = *event;
|
|
|
|
if (GTK_WIDGET_NO_WINDOW (child) &&
|
|
gtk_widget_intersect (child, &event->area, &child_event.area))
|
|
gtk_widget_event (child, (GdkEvent*) &child_event);
|
|
|
|
if (remove_child)
|
|
gtk_cmoption_menu_remove_contents (GTK_CMOPTION_MENU (widget));
|
|
#else
|
|
child = gtk_bin_get_child (GTK_BIN (widget));
|
|
if (child)
|
|
gtk_container_propagate_expose (GTK_CONTAINER (widget),
|
|
child,
|
|
event);
|
|
#endif /* 0 */
|
|
}
|
|
|
|
return FALSE;
|
|
}
|
|
|
|
static gint
|
|
gtk_cmoption_menu_button_press (GtkWidget *widget,
|
|
GdkEventButton *event)
|
|
{
|
|
GtkCMOptionMenu *option_menu;
|
|
GtkWidget *menu_item;
|
|
|
|
cm_return_val_if_fail (GTK_IS_CMOPTION_MENU (widget), FALSE);
|
|
cm_return_val_if_fail (event != NULL, FALSE);
|
|
|
|
option_menu = GTK_CMOPTION_MENU (widget);
|
|
|
|
if ((event->type == GDK_BUTTON_PRESS) &&
|
|
(event->button == 1))
|
|
{
|
|
gtk_cmoption_menu_remove_contents (option_menu);
|
|
gtk_menu_popup (GTK_MENU (option_menu->menu), NULL, NULL,
|
|
gtk_cmoption_menu_position, option_menu,
|
|
event->button, event->time);
|
|
menu_item = gtk_menu_get_active (GTK_MENU (option_menu->menu));
|
|
if (menu_item)
|
|
gtk_menu_shell_select_item (GTK_MENU_SHELL (option_menu->menu), menu_item);
|
|
return TRUE;
|
|
}
|
|
|
|
return FALSE;
|
|
}
|
|
|
|
static gint
|
|
gtk_cmoption_menu_key_press (GtkWidget *widget,
|
|
GdkEventKey *event)
|
|
{
|
|
GtkCMOptionMenu *option_menu;
|
|
GtkWidget *menu_item;
|
|
|
|
cm_return_val_if_fail (GTK_IS_CMOPTION_MENU (widget), FALSE);
|
|
cm_return_val_if_fail (event != NULL, FALSE);
|
|
|
|
option_menu = GTK_CMOPTION_MENU (widget);
|
|
|
|
switch (event->keyval)
|
|
{
|
|
case GDK_KEY_KP_Space:
|
|
case GDK_KEY_space:
|
|
gtk_cmoption_menu_remove_contents (option_menu);
|
|
gtk_menu_popup (GTK_MENU (option_menu->menu), NULL, NULL,
|
|
gtk_cmoption_menu_position, option_menu,
|
|
0, event->time);
|
|
menu_item = gtk_menu_get_active (GTK_MENU (option_menu->menu));
|
|
if (menu_item)
|
|
gtk_menu_shell_select_item (GTK_MENU_SHELL (option_menu->menu), menu_item);
|
|
return TRUE;
|
|
}
|
|
|
|
return FALSE;
|
|
}
|
|
|
|
static void
|
|
gtk_cmoption_menu_selection_done (GtkMenuShell *menu_shell,
|
|
GtkCMOptionMenu *option_menu)
|
|
{
|
|
cm_return_if_fail (menu_shell != NULL);
|
|
cm_return_if_fail (GTK_IS_CMOPTION_MENU (option_menu));
|
|
|
|
gtk_cmoption_menu_update_contents (option_menu);
|
|
}
|
|
|
|
static void
|
|
gtk_cmoption_menu_changed (GtkCMOptionMenu *option_menu)
|
|
{
|
|
cm_return_if_fail (GTK_IS_CMOPTION_MENU (option_menu));
|
|
|
|
g_signal_emit (option_menu, signals[CHANGED], 0);
|
|
}
|
|
|
|
static void
|
|
gtk_cmoption_menu_select_first_sensitive (GtkCMOptionMenu *option_menu)
|
|
{
|
|
if (option_menu->menu)
|
|
{
|
|
GList *children = gtk_container_get_children (GTK_CONTAINER (GTK_MENU_SHELL (option_menu->menu)));
|
|
gint index = 0;
|
|
|
|
while (children)
|
|
{
|
|
if (gtk_widget_get_sensitive (children->data))
|
|
{
|
|
gtk_cmoption_menu_set_history (option_menu, index);
|
|
return;
|
|
}
|
|
|
|
children = children->next;
|
|
index++;
|
|
}
|
|
|
|
g_list_free (children);
|
|
}
|
|
}
|
|
|
|
static void
|
|
gtk_cmoption_menu_item_state_changed_cb (GtkWidget *widget,
|
|
GtkStateType previous_state,
|
|
GtkCMOptionMenu *option_menu)
|
|
{
|
|
GtkWidget *child = gtk_bin_get_child (GTK_BIN (option_menu));
|
|
|
|
if (child && gtk_widget_get_sensitive (child) != gtk_widget_is_sensitive (widget))
|
|
gtk_widget_set_sensitive (child, gtk_widget_is_sensitive (widget));
|
|
}
|
|
|
|
static void
|
|
gtk_cmoption_menu_item_destroy_cb (GtkWidget *widget,
|
|
GtkCMOptionMenu *option_menu)
|
|
{
|
|
GtkWidget *child = gtk_bin_get_child (GTK_BIN (option_menu));
|
|
|
|
if (child)
|
|
{
|
|
g_object_ref (child);
|
|
gtk_cmoption_menu_remove_contents (option_menu);
|
|
gtk_widget_destroy (child);
|
|
g_object_unref (child);
|
|
|
|
gtk_cmoption_menu_select_first_sensitive (option_menu);
|
|
}
|
|
}
|
|
|
|
static void
|
|
gtk_cmoption_menu_update_contents (GtkCMOptionMenu *option_menu)
|
|
{
|
|
GtkWidget *child;
|
|
GtkRequisition child_requisition;
|
|
GtkAllocation allocation;
|
|
|
|
cm_return_if_fail (GTK_IS_CMOPTION_MENU (option_menu));
|
|
|
|
if (option_menu->menu)
|
|
{
|
|
GtkWidget *old_item = option_menu->menu_item;
|
|
|
|
gtk_cmoption_menu_remove_contents (option_menu);
|
|
|
|
option_menu->menu_item = gtk_menu_get_active (GTK_MENU (option_menu->menu));
|
|
if (option_menu->menu_item)
|
|
{
|
|
g_object_ref (option_menu->menu_item);
|
|
child = gtk_bin_get_child (GTK_BIN (option_menu->menu_item));
|
|
if (child)
|
|
{
|
|
if (!gtk_widget_is_sensitive (option_menu->menu_item))
|
|
gtk_widget_set_sensitive (child, FALSE);
|
|
gtk_widget_reparent (child, GTK_WIDGET (option_menu));
|
|
}
|
|
|
|
g_signal_connect (option_menu->menu_item, "state_changed",
|
|
G_CALLBACK (gtk_cmoption_menu_item_state_changed_cb), option_menu);
|
|
g_signal_connect (option_menu->menu_item, "destroy",
|
|
G_CALLBACK (gtk_cmoption_menu_item_destroy_cb), option_menu);
|
|
|
|
gtk_widget_size_request (child, &child_requisition);
|
|
gtk_widget_get_allocation (GTK_WIDGET (option_menu), &allocation);
|
|
gtk_widget_size_allocate (GTK_WIDGET (option_menu),
|
|
&allocation);
|
|
|
|
if (gtk_widget_is_drawable (GTK_WIDGET(option_menu)))
|
|
gtk_widget_queue_draw (GTK_WIDGET (option_menu));
|
|
}
|
|
|
|
if (old_item != option_menu->menu_item)
|
|
gtk_cmoption_menu_changed (option_menu);
|
|
}
|
|
}
|
|
|
|
static void
|
|
gtk_cmoption_menu_remove_contents (GtkCMOptionMenu *option_menu)
|
|
{
|
|
GtkWidget *child;
|
|
|
|
cm_return_if_fail (GTK_IS_CMOPTION_MENU (option_menu));
|
|
|
|
if (option_menu->menu_item)
|
|
{
|
|
child = gtk_bin_get_child (GTK_BIN (option_menu));
|
|
|
|
if (child)
|
|
{
|
|
gtk_widget_set_sensitive (child, TRUE);
|
|
gtk_widget_set_state (child, GTK_STATE_NORMAL);
|
|
gtk_widget_reparent (child, option_menu->menu_item);
|
|
}
|
|
|
|
g_signal_handlers_disconnect_by_func (option_menu->menu_item,
|
|
gtk_cmoption_menu_item_state_changed_cb,
|
|
option_menu);
|
|
g_signal_handlers_disconnect_by_func (option_menu->menu_item,
|
|
gtk_cmoption_menu_item_destroy_cb,
|
|
option_menu);
|
|
|
|
g_object_unref (option_menu->menu_item);
|
|
option_menu->menu_item = NULL;
|
|
}
|
|
}
|
|
|
|
static void
|
|
gtk_cmoption_menu_calc_size (GtkCMOptionMenu *option_menu)
|
|
{
|
|
GtkWidget *child;
|
|
GList *children, *walk;
|
|
GtkRequisition child_requisition;
|
|
gint old_width = option_menu->width;
|
|
gint old_height = option_menu->height;
|
|
|
|
cm_return_if_fail (GTK_IS_CMOPTION_MENU (option_menu));
|
|
|
|
option_menu->width = 0;
|
|
option_menu->height = 0;
|
|
|
|
if (option_menu->menu)
|
|
{
|
|
children = gtk_container_get_children (GTK_CONTAINER (GTK_MENU_SHELL (option_menu->menu)));
|
|
walk = children;
|
|
while (walk)
|
|
{
|
|
child = walk->data;
|
|
walk = walk->next;
|
|
|
|
if (gtk_widget_get_visible (child))
|
|
{
|
|
GtkWidget *inner = gtk_bin_get_child (GTK_BIN (child));
|
|
|
|
if (inner)
|
|
{
|
|
gtk_widget_size_request (inner, &child_requisition);
|
|
|
|
option_menu->width = MAX (option_menu->width, child_requisition.width);
|
|
option_menu->height = MAX (option_menu->height, child_requisition.height);
|
|
}
|
|
}
|
|
}
|
|
|
|
g_list_free(children);
|
|
}
|
|
|
|
if (old_width != option_menu->width || old_height != option_menu->height)
|
|
gtk_widget_queue_resize (GTK_WIDGET (option_menu));
|
|
}
|
|
|
|
static void
|
|
gtk_cmoption_menu_position (GtkMenu *menu,
|
|
gint *x,
|
|
gint *y,
|
|
gboolean *push_in,
|
|
gpointer user_data)
|
|
{
|
|
GtkCMOptionMenu *option_menu;
|
|
GtkWidget *active;
|
|
GtkWidget *child;
|
|
GtkWidget *widget;
|
|
GtkRequisition requisition;
|
|
GtkAllocation allocation;
|
|
GList *children, *cur;
|
|
gint screen_width;
|
|
gint menu_xpos;
|
|
gint menu_ypos;
|
|
gint menu_width;
|
|
|
|
cm_return_if_fail (GTK_IS_CMOPTION_MENU (user_data));
|
|
|
|
option_menu = GTK_CMOPTION_MENU (user_data);
|
|
widget = GTK_WIDGET (option_menu);
|
|
|
|
gtk_widget_get_child_requisition (GTK_WIDGET (menu), &requisition);
|
|
menu_width = requisition.width;
|
|
|
|
active = gtk_menu_get_active (GTK_MENU (option_menu->menu));
|
|
gdk_window_get_origin (gtk_widget_get_window (widget), &menu_xpos, &menu_ypos);
|
|
|
|
gtk_widget_get_allocation (widget, &allocation);
|
|
menu_xpos += allocation.x;
|
|
menu_ypos += allocation.y + allocation.height / 2 - 2;
|
|
|
|
if (active != NULL)
|
|
{
|
|
gtk_widget_get_child_requisition (active, &requisition);
|
|
menu_ypos -= requisition.height / 2;
|
|
}
|
|
|
|
children = gtk_container_get_children (GTK_CONTAINER (GTK_MENU_SHELL (option_menu->menu)));
|
|
for (cur = children; cur && cur->data; cur = cur->next)
|
|
{
|
|
child = cur->data;
|
|
|
|
if (active == child)
|
|
break;
|
|
|
|
if (gtk_widget_get_visible (child))
|
|
{
|
|
gtk_widget_get_child_requisition (child, &requisition);
|
|
menu_ypos -= requisition.height;
|
|
}
|
|
}
|
|
|
|
g_list_free (children);
|
|
|
|
if (gtk_widget_get_direction (widget) == GTK_TEXT_DIR_RTL)
|
|
menu_xpos = menu_xpos + allocation.width - menu_width;
|
|
|
|
/* Clamp the position on screen */
|
|
screen_width = gdk_screen_get_width (gtk_widget_get_screen (widget));
|
|
|
|
if (menu_xpos < 0)
|
|
menu_xpos = 0;
|
|
else if ((menu_xpos + menu_width) > screen_width)
|
|
menu_xpos -= ((menu_xpos + menu_width) - screen_width);
|
|
|
|
*x = menu_xpos;
|
|
*y = menu_ypos;
|
|
*push_in = TRUE;
|
|
}
|
|
|
|
|
|
static void
|
|
gtk_cmoption_menu_show_all (GtkWidget *widget)
|
|
{
|
|
GtkContainer *container;
|
|
GtkCMOptionMenu *option_menu;
|
|
|
|
cm_return_if_fail (GTK_IS_CMOPTION_MENU (widget));
|
|
container = GTK_CONTAINER (widget);
|
|
option_menu = GTK_CMOPTION_MENU (widget);
|
|
|
|
gtk_widget_show (widget);
|
|
gtk_container_foreach (container, (GtkCallback) gtk_widget_show_all, NULL);
|
|
if (option_menu->menu)
|
|
gtk_widget_show_all (option_menu->menu);
|
|
if (option_menu->menu_item)
|
|
gtk_widget_show_all (option_menu->menu_item);
|
|
}
|
|
|
|
|
|
static void
|
|
gtk_cmoption_menu_hide_all (GtkWidget *widget)
|
|
{
|
|
GtkContainer *container;
|
|
|
|
cm_return_if_fail (GTK_IS_CMOPTION_MENU (widget));
|
|
container = GTK_CONTAINER (widget);
|
|
|
|
gtk_widget_hide (widget);
|
|
gtk_container_foreach (container, (GtkCallback) gtk_widget_hide, NULL);
|
|
}
|
|
|
|
static gboolean
|
|
gtk_cmoption_menu_mnemonic_activate (GtkWidget *widget,
|
|
gboolean group_cycling)
|
|
{
|
|
gtk_widget_grab_focus (widget);
|
|
return TRUE;
|
|
}
|
|
|
|
static gint
|
|
gtk_cmoption_menu_scroll_event (GtkWidget *widget,
|
|
GdkEventScroll *event)
|
|
{
|
|
GtkCMOptionMenu *option_menu = GTK_CMOPTION_MENU (widget);
|
|
gint index;
|
|
gint n_children;
|
|
gint index_dir;
|
|
GList *l, *children;
|
|
GtkMenuItem *item;
|
|
|
|
index = gtk_cmoption_menu_get_history (option_menu);
|
|
|
|
if (index != -1)
|
|
{
|
|
children = gtk_container_get_children (GTK_CONTAINER (GTK_MENU_SHELL (option_menu->menu)));
|
|
n_children = g_list_length (children);
|
|
|
|
if (event->direction == GDK_SCROLL_UP)
|
|
index_dir = -1;
|
|
else
|
|
index_dir = 1;
|
|
|
|
|
|
while (TRUE)
|
|
{
|
|
index += index_dir;
|
|
|
|
if (index < 0)
|
|
break;
|
|
if (index >= n_children)
|
|
break;
|
|
|
|
l = g_list_nth (children, index);
|
|
item = GTK_MENU_ITEM (l->data);
|
|
if (gtk_widget_get_visible (GTK_WIDGET(item)) &&
|
|
gtk_widget_is_sensitive (GTK_WIDGET(item)))
|
|
{
|
|
gtk_cmoption_menu_set_history (option_menu, index);
|
|
gtk_menu_item_activate (GTK_MENU_ITEM (item));
|
|
break;
|
|
}
|
|
|
|
}
|
|
|
|
g_list_free (children);
|
|
}
|
|
|
|
return TRUE;
|
|
}
|
|
|