* Copyright (C) 1995-1997 Peter Mattis, Spencer Kimball and Josh MacDonald
*
* This library is free software; you can redistribute it and/or
- * modify it under the terms of the GNU Library General Public
+ * modify it under the terms of the GNU Lesser General Public
* License as published by the Free Software Foundation; either
* version 2 of the License, or (at your option) any later version.
*
* This library is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
- * Library General Public License for more details.
+ * Lesser General Public License for more details.
*
- * You should have received a copy of the GNU Library General Public
+ * You should have received a copy of the GNU Lesser General Public
* License along with this library; if not, write to the
* Free Software Foundation, Inc., 59 Temple Place - Suite 330,
* Boston, MA 02111-1307, USA.
*/
+
+/*
+ * Modified by the GTK+ Team and others 1997-2000. See the AUTHORS
+ * file for a list of people on the GTK+ Team. See the ChangeLog
+ * files for a list of changes. These files are distributed with
+ * GTK+ at ftp://ftp.gtk.org/pub/gtk/.
+ */
+
+#define GTK_MENU_INTERNALS
+
#include <string.h>
-#include "gtklabel.h"
+#include "gtkaccellabel.h"
#include "gtkmain.h"
+#include "gtkmarshalers.h"
#include "gtkmenu.h"
+#include "gtkmenubar.h"
#include "gtkmenuitem.h"
-#include "gtksignal.h"
+#include "gtkseparatormenuitem.h"
#define BORDER_SPACING 3
-#define SELECT_TIMEOUT 20
#define MENU_ITEM_CLASS(w) GTK_MENU_ITEM_CLASS (GTK_OBJECT (w)->klass)
enum {
ACTIVATE,
+ ACTIVATE_ITEM,
+ TOGGLE_SIZE_REQUEST,
+ TOGGLE_SIZE_ALLOCATE,
LAST_SIGNAL
};
static void gtk_menu_item_class_init (GtkMenuItemClass *klass);
static void gtk_menu_item_init (GtkMenuItem *menu_item);
static void gtk_menu_item_destroy (GtkObject *object);
+static void gtk_menu_item_finalize (GObject *object);
static void gtk_menu_item_size_request (GtkWidget *widget,
GtkRequisition *requisition);
static void gtk_menu_item_size_allocate (GtkWidget *widget,
GtkAllocation *allocation);
-static gint gtk_menu_item_install_accel (GtkWidget *widget,
- const gchar *signal_name,
- gchar key,
- guint8 modifiers);
-static void gtk_menu_item_remove_accel (GtkWidget *widget,
- const gchar *signal_name);
+static void gtk_menu_item_realize (GtkWidget *widget);
+static void gtk_menu_item_unrealize (GtkWidget *widget);
+static void gtk_menu_item_map (GtkWidget *widget);
+static void gtk_menu_item_unmap (GtkWidget *widget);
static void gtk_menu_item_paint (GtkWidget *widget,
GdkRectangle *area);
-static void gtk_menu_item_draw (GtkWidget *widget,
- GdkRectangle *area);
static gint gtk_menu_item_expose (GtkWidget *widget,
GdkEventExpose *event);
-static void gtk_real_menu_item_select (GtkItem *item);
-static void gtk_real_menu_item_deselect (GtkItem *item);
+static void gtk_menu_item_parent_set (GtkWidget *widget,
+ GtkWidget *previous_parent);
+
+
+static void gtk_real_menu_item_select (GtkItem *item);
+static void gtk_real_menu_item_deselect (GtkItem *item);
+static void gtk_real_menu_item_activate_item (GtkMenuItem *item);
+static void gtk_real_menu_item_toggle_size_request (GtkMenuItem *menu_item,
+ gint *requisition);
+static void gtk_real_menu_item_toggle_size_allocate (GtkMenuItem *menu_item,
+ gint allocation);
+static gboolean gtk_menu_item_mnemonic_activate (GtkWidget *widget,
+ gboolean group_cycling);
+
static gint gtk_menu_item_select_timeout (gpointer data);
+static void gtk_menu_item_popup_submenu (gpointer data);
static void gtk_menu_item_position_menu (GtkMenu *menu,
gint *x,
gint *y,
+ gboolean *push_in,
gpointer user_data);
static void gtk_menu_item_show_all (GtkWidget *widget);
static void gtk_menu_item_hide_all (GtkWidget *widget);
+static void gtk_menu_item_forall (GtkContainer *container,
+ gboolean include_internals,
+ GtkCallback callback,
+ gpointer callback_data);
+
static GtkItemClass *parent_class;
static guint menu_item_signals[LAST_SIGNAL] = { 0 };
-
-guint
+GType
gtk_menu_item_get_type (void)
{
- static guint menu_item_type = 0;
+ static GType menu_item_type = 0;
if (!menu_item_type)
{
- GtkTypeInfo menu_item_info =
+ static const GTypeInfo menu_item_info =
{
- "GtkMenuItem",
- sizeof (GtkMenuItem),
sizeof (GtkMenuItemClass),
- (GtkClassInitFunc) gtk_menu_item_class_init,
- (GtkObjectInitFunc) gtk_menu_item_init,
- (GtkArgSetFunc) NULL,
- (GtkArgGetFunc) NULL,
+ NULL, /* base_init */
+ NULL, /* base_finalize */
+ (GClassInitFunc) gtk_menu_item_class_init,
+ NULL, /* class_finalize */
+ NULL, /* class_data */
+ sizeof (GtkMenuItem),
+ 16, /* n_preallocs */
+ (GInstanceInitFunc) gtk_menu_item_init,
};
- menu_item_type = gtk_type_unique (gtk_item_get_type (), &menu_item_info);
- gtk_type_set_chunk_alloc (menu_item_type, 16);
+ menu_item_type = g_type_register_static (GTK_TYPE_ITEM, "GtkMenuItem",
+ &menu_item_info, 0);
}
return menu_item_type;
static void
gtk_menu_item_class_init (GtkMenuItemClass *klass)
{
- GtkObjectClass *object_class;
- GtkWidgetClass *widget_class;
- GtkItemClass *item_class;
-
- object_class = (GtkObjectClass*) klass;
- widget_class = (GtkWidgetClass*) klass;
- item_class = (GtkItemClass*) klass;
-
- parent_class = gtk_type_class (gtk_item_get_type ());
+ GObjectClass *gobject_class = G_OBJECT_CLASS (klass);
+ GtkObjectClass *object_class = GTK_OBJECT_CLASS (klass);
+ GtkWidgetClass *widget_class = GTK_WIDGET_CLASS (klass);
+ GtkContainerClass *container_class = GTK_CONTAINER_CLASS (klass);
+ GtkItemClass *item_class = GTK_ITEM_CLASS (klass);
- menu_item_signals[ACTIVATE] =
- gtk_signal_new ("activate",
- GTK_RUN_FIRST,
- object_class->type,
- GTK_SIGNAL_OFFSET (GtkMenuItemClass, activate),
- gtk_signal_default_marshaller,
- GTK_TYPE_NONE, 0);
+ parent_class = g_type_class_peek_parent (klass);
- gtk_object_class_add_signals (object_class, menu_item_signals, LAST_SIGNAL);
+ gobject_class->finalize = gtk_menu_item_finalize;
object_class->destroy = gtk_menu_item_destroy;
- widget_class->activate_signal = menu_item_signals[ACTIVATE];
widget_class->size_request = gtk_menu_item_size_request;
widget_class->size_allocate = gtk_menu_item_size_allocate;
- widget_class->install_accelerator = gtk_menu_item_install_accel;
- widget_class->remove_accelerator = gtk_menu_item_remove_accel;
- widget_class->draw = gtk_menu_item_draw;
widget_class->expose_event = gtk_menu_item_expose;
+ widget_class->realize = gtk_menu_item_realize;
+ widget_class->unrealize = gtk_menu_item_unrealize;
+ widget_class->map = gtk_menu_item_map;
+ widget_class->unmap = gtk_menu_item_unmap;
widget_class->show_all = gtk_menu_item_show_all;
- widget_class->hide_all = gtk_menu_item_hide_all;
+ widget_class->hide_all = gtk_menu_item_hide_all;
+ widget_class->mnemonic_activate = gtk_menu_item_mnemonic_activate;
+ widget_class->parent_set = gtk_menu_item_parent_set;
+
+ container_class->forall = gtk_menu_item_forall;
item_class->select = gtk_real_menu_item_select;
item_class->deselect = gtk_real_menu_item_deselect;
klass->activate = NULL;
+ klass->activate_item = gtk_real_menu_item_activate_item;
+ klass->toggle_size_request = gtk_real_menu_item_toggle_size_request;
+ klass->toggle_size_allocate = gtk_real_menu_item_toggle_size_allocate;
- klass->toggle_size = 0;
- klass->shift_text = "Shft";
- klass->control_text = "Ctl";
- klass->alt_text = "Alt";
- klass->separator_text = "+";
+ klass->hide_on_activate = TRUE;
+
+ menu_item_signals[ACTIVATE] =
+ g_signal_new ("activate",
+ G_OBJECT_CLASS_TYPE (gobject_class),
+ G_SIGNAL_RUN_FIRST | G_SIGNAL_ACTION,
+ G_STRUCT_OFFSET (GtkMenuItemClass, activate),
+ NULL, NULL,
+ _gtk_marshal_VOID__VOID,
+ G_TYPE_NONE, 0);
+ widget_class->activate_signal = menu_item_signals[ACTIVATE];
+
+ menu_item_signals[ACTIVATE_ITEM] =
+ g_signal_new ("activate_item",
+ G_OBJECT_CLASS_TYPE (gobject_class),
+ G_SIGNAL_RUN_FIRST,
+ G_STRUCT_OFFSET (GtkMenuItemClass, activate_item),
+ NULL, NULL,
+ _gtk_marshal_VOID__VOID,
+ G_TYPE_NONE, 0);
+
+ menu_item_signals[TOGGLE_SIZE_REQUEST] =
+ g_signal_new ("toggle_size_request",
+ G_OBJECT_CLASS_TYPE (gobject_class),
+ G_SIGNAL_RUN_FIRST,
+ G_STRUCT_OFFSET (GtkMenuItemClass, toggle_size_request),
+ NULL, NULL,
+ _gtk_marshal_VOID__POINTER,
+ G_TYPE_NONE, 1,
+ G_TYPE_POINTER);
+
+ menu_item_signals[TOGGLE_SIZE_ALLOCATE] =
+ g_signal_new ("toggle_size_allocate",
+ G_OBJECT_CLASS_TYPE (gobject_class),
+ G_SIGNAL_RUN_FIRST,
+ G_STRUCT_OFFSET (GtkMenuItemClass, toggle_size_allocate),
+ NULL, NULL,
+ _gtk_marshal_NONE__INT,
+ G_TYPE_NONE, 1,
+ G_TYPE_INT);
+
+ gtk_widget_class_install_style_property_parser (widget_class,
+ g_param_spec_enum ("selected_shadow_type",
+ "Selected Shadow Type",
+ "Shadow type when item is selected",
+ GTK_TYPE_SHADOW_TYPE,
+ GTK_SHADOW_NONE,
+ G_PARAM_READABLE),
+ gtk_rc_property_parse_enum);
}
static void
gtk_menu_item_init (GtkMenuItem *menu_item)
{
+ GTK_WIDGET_SET_FLAGS (menu_item, GTK_NO_WINDOW);
+
menu_item->submenu = NULL;
- menu_item->accelerator_key = 0;
- menu_item->accelerator_mods = 0;
- menu_item->accelerator_size = 0;
- menu_item->accelerator_signal = 0;
menu_item->toggle_size = 0;
- menu_item->show_toggle_indicator = FALSE;
+ menu_item->accelerator_width = 0;
menu_item->show_submenu_indicator = FALSE;
- menu_item->submenu_direction = GTK_DIRECTION_RIGHT;
+ if (gtk_widget_get_direction (GTK_WIDGET (menu_item)) == GTK_TEXT_DIR_RTL)
+ menu_item->submenu_direction = GTK_DIRECTION_LEFT;
+ else
+ menu_item->submenu_direction = GTK_DIRECTION_RIGHT;
menu_item->submenu_placement = GTK_TOP_BOTTOM;
menu_item->right_justify = FALSE;
GtkWidget*
gtk_menu_item_new (void)
{
- return GTK_WIDGET (gtk_type_new (gtk_menu_item_get_type ()));
+ return g_object_new (GTK_TYPE_MENU_ITEM, NULL);
}
GtkWidget*
gtk_menu_item_new_with_label (const gchar *label)
{
GtkWidget *menu_item;
- GtkWidget *label_widget;
+ GtkWidget *accel_label;
+
+ menu_item = gtk_menu_item_new ();
+ accel_label = gtk_accel_label_new (label);
+ gtk_misc_set_alignment (GTK_MISC (accel_label), 0.0, 0.5);
+
+ gtk_container_add (GTK_CONTAINER (menu_item), accel_label);
+ gtk_accel_label_set_accel_widget (GTK_ACCEL_LABEL (accel_label), menu_item);
+ gtk_widget_show (accel_label);
+
+ return menu_item;
+}
+
+
+/**
+ * gtk_menu_item_new_with_mnemonic:
+ * @label: The text of the button, with an underscore in front of the
+ * mnemonic character
+ * @returns: a new #GtkMenuItem
+ *
+ * Creates a new #GtkMenuItem containing a label. The label
+ * will be created using gtk_label_new_with_mnemonic(), so underscores
+ * in @label indicate the mnemonic for the menu item.
+ **/
+GtkWidget*
+gtk_menu_item_new_with_mnemonic (const gchar *label)
+{
+ GtkWidget *menu_item;
+ GtkWidget *accel_label;
menu_item = gtk_menu_item_new ();
- label_widget = gtk_label_new (label);
- gtk_misc_set_alignment (GTK_MISC (label_widget), 0.0, 0.5);
+ accel_label = g_object_new (GTK_TYPE_ACCEL_LABEL, NULL);
+ gtk_label_set_text_with_mnemonic (GTK_LABEL (accel_label), label);
+ gtk_misc_set_alignment (GTK_MISC (accel_label), 0.0, 0.5);
- gtk_container_add (GTK_CONTAINER (menu_item), label_widget);
- gtk_widget_show (label_widget);
+ gtk_container_add (GTK_CONTAINER (menu_item), accel_label);
+ gtk_accel_label_set_accel_widget (GTK_ACCEL_LABEL (accel_label), menu_item);
+ gtk_widget_show (accel_label);
return menu_item;
}
{
GtkMenuItem *menu_item;
- g_return_if_fail (object != NULL);
g_return_if_fail (GTK_IS_MENU_ITEM (object));
menu_item = GTK_MENU_ITEM (object);
if (menu_item->submenu)
gtk_widget_destroy (menu_item->submenu);
- if (GTK_OBJECT_CLASS (parent_class)->destroy)
- (* GTK_OBJECT_CLASS (parent_class)->destroy) (object);
+ GTK_OBJECT_CLASS (parent_class)->destroy (object);
+}
+
+static void
+gtk_menu_item_finalize (GObject *object)
+{
+ GtkMenuItem *menu_item = GTK_MENU_ITEM (object);
+
+ g_free (menu_item->accel_path);
+
+ G_OBJECT_CLASS (parent_class)->finalize (object);
}
static void
{
GtkMenuItem *menu_item;
- g_return_if_fail (widget != NULL);
g_return_if_fail (GTK_IS_MENU_ITEM (widget));
menu_item = GTK_MENU_ITEM (widget);
gtk_menu_item_set_submenu (GtkMenuItem *menu_item,
GtkWidget *submenu)
{
- g_return_if_fail (menu_item != NULL);
g_return_if_fail (GTK_IS_MENU_ITEM (menu_item));
if (menu_item->submenu != submenu)
}
}
+/**
+ * gtk_menu_item_get_submenu:
+ * @menu_item: a #GtkMenuItem
+ *
+ * Gets the submenu underneath this menu item, if any. See
+ * gtk_menu_item_set_submenu().
+ *
+ * Return value: submenu for this menu item, or %NULL if none.
+ **/
+GtkWidget *
+gtk_menu_item_get_submenu (GtkMenuItem *menu_item)
+{
+ g_return_val_if_fail (GTK_IS_MENU_ITEM (menu_item), NULL);
+
+ return menu_item->submenu;
+}
+
void
gtk_menu_item_remove_submenu (GtkMenuItem *menu_item)
{
- g_return_if_fail (menu_item != NULL);
g_return_if_fail (GTK_IS_MENU_ITEM (menu_item));
if (menu_item->submenu)
gtk_menu_detach (GTK_MENU (menu_item->submenu));
}
+void _gtk_menu_item_set_placement (GtkMenuItem *menu_item,
+ GtkSubmenuPlacement placement);
+
void
-gtk_menu_item_set_placement (GtkMenuItem *menu_item,
+_gtk_menu_item_set_placement (GtkMenuItem *menu_item,
GtkSubmenuPlacement placement)
{
- g_return_if_fail (menu_item != NULL);
g_return_if_fail (GTK_IS_MENU_ITEM (menu_item));
menu_item->submenu_placement = placement;
}
void
-gtk_menu_item_accelerator_size (GtkMenuItem *menu_item)
+gtk_menu_item_select (GtkMenuItem *menu_item)
{
- char buf[32];
-
- g_return_if_fail (menu_item != NULL);
g_return_if_fail (GTK_IS_MENU_ITEM (menu_item));
-
- if (menu_item->accelerator_key)
- {
- gtk_menu_item_accelerator_text (menu_item, buf);
- menu_item->accelerator_size = gdk_string_width (GTK_WIDGET (menu_item)->style->font, buf) + 13;
- }
- else if (menu_item->submenu && menu_item->show_submenu_indicator)
- {
- menu_item->accelerator_size = 21;
- }
- else
- {
- menu_item->accelerator_size = 0;
- }
+
+ gtk_item_select (GTK_ITEM (menu_item));
}
void
-gtk_menu_item_accelerator_text (GtkMenuItem *menu_item,
- gchar *buffer)
+gtk_menu_item_deselect (GtkMenuItem *menu_item)
{
- g_return_if_fail (menu_item != NULL);
g_return_if_fail (GTK_IS_MENU_ITEM (menu_item));
-
- if (menu_item->accelerator_key)
- {
- buffer[0] = '\0';
- if (menu_item->accelerator_mods & GDK_SHIFT_MASK)
- {
- strcat (buffer, MENU_ITEM_CLASS (menu_item)->shift_text);
- strcat (buffer, MENU_ITEM_CLASS (menu_item)->separator_text);
- }
- if (menu_item->accelerator_mods & GDK_CONTROL_MASK)
- {
- strcat (buffer, MENU_ITEM_CLASS (menu_item)->control_text);
- strcat (buffer, MENU_ITEM_CLASS (menu_item)->separator_text);
- }
- if (menu_item->accelerator_mods & GDK_MOD1_MASK)
- {
- strcat (buffer, MENU_ITEM_CLASS (menu_item)->alt_text);
- strcat (buffer, MENU_ITEM_CLASS (menu_item)->separator_text);
- }
- strncat (buffer, &menu_item->accelerator_key, 1);
- }
+
+ gtk_item_deselect (GTK_ITEM (menu_item));
}
void
-gtk_menu_item_configure (GtkMenuItem *menu_item,
- gint show_toggle_indicator,
- gint show_submenu_indicator)
+gtk_menu_item_activate (GtkMenuItem *menu_item)
{
- g_return_if_fail (menu_item != NULL);
g_return_if_fail (GTK_IS_MENU_ITEM (menu_item));
-
- menu_item->show_toggle_indicator = (show_toggle_indicator == TRUE);
- menu_item->show_submenu_indicator = (show_submenu_indicator == TRUE);
+
+ g_signal_emit (menu_item, menu_item_signals[ACTIVATE], 0);
}
void
-gtk_menu_item_select (GtkMenuItem *menu_item)
+gtk_menu_item_toggle_size_request (GtkMenuItem *menu_item,
+ gint *requisition)
{
- gtk_item_select (GTK_ITEM (menu_item));
+ g_return_if_fail (GTK_IS_MENU_ITEM (menu_item));
+
+ g_signal_emit (menu_item, menu_item_signals[TOGGLE_SIZE_REQUEST], 0, requisition);
}
void
-gtk_menu_item_deselect (GtkMenuItem *menu_item)
+gtk_menu_item_toggle_size_allocate (GtkMenuItem *menu_item,
+ gint allocation)
{
- gtk_item_deselect (GTK_ITEM (menu_item));
+ g_return_if_fail (GTK_IS_MENU_ITEM (menu_item));
+
+ g_signal_emit (menu_item, menu_item_signals[TOGGLE_SIZE_ALLOCATE], 0, allocation);
}
-void
-gtk_menu_item_activate (GtkMenuItem *menu_item)
+static void
+gtk_menu_item_accel_width_foreach (GtkWidget *widget,
+ gpointer data)
{
- gtk_signal_emit (GTK_OBJECT (menu_item), menu_item_signals[ACTIVATE]);
-}
+ guint *width = data;
+ if (GTK_IS_ACCEL_LABEL (widget))
+ {
+ guint w;
+
+ w = gtk_accel_label_get_accel_width (GTK_ACCEL_LABEL (widget));
+ *width = MAX (*width, w);
+ }
+ else if (GTK_IS_CONTAINER (widget))
+ gtk_container_foreach (GTK_CONTAINER (widget),
+ gtk_menu_item_accel_width_foreach,
+ data);
+}
static void
gtk_menu_item_size_request (GtkWidget *widget,
GtkRequisition *requisition)
{
+ GtkMenuItem *menu_item;
GtkBin *bin;
+ guint accel_width;
- g_return_if_fail (widget != NULL);
g_return_if_fail (GTK_IS_MENU_ITEM (widget));
g_return_if_fail (requisition != NULL);
bin = GTK_BIN (widget);
-
- gtk_menu_item_accelerator_size (GTK_MENU_ITEM (widget));
+ menu_item = GTK_MENU_ITEM (widget);
requisition->width = (GTK_CONTAINER (widget)->border_width +
- widget->style->klass->xthickness +
+ widget->style->xthickness +
BORDER_SPACING) * 2;
requisition->height = (GTK_CONTAINER (widget)->border_width +
- widget->style->klass->ythickness) * 2;
+ widget->style->ythickness) * 2;
if (bin->child && GTK_WIDGET_VISIBLE (bin->child))
{
- gtk_widget_size_request (bin->child, &bin->child->requisition);
+ GtkRequisition child_requisition;
+
+ gtk_widget_size_request (bin->child, &child_requisition);
+
+ requisition->width += child_requisition.width;
+ requisition->height += child_requisition.height;
- requisition->width += bin->child->requisition.width;
- requisition->height += bin->child->requisition.height;
+ if (menu_item->submenu && menu_item->show_submenu_indicator)
+ requisition->width += child_requisition.height;
}
+
+ accel_width = 0;
+ gtk_container_foreach (GTK_CONTAINER (menu_item),
+ gtk_menu_item_accel_width_foreach,
+ &accel_width);
+ menu_item->accelerator_width = accel_width;
}
static void
gtk_menu_item_size_allocate (GtkWidget *widget,
GtkAllocation *allocation)
{
+ GtkMenuItem *menu_item;
GtkBin *bin;
GtkAllocation child_allocation;
+ GtkTextDirection direction;
- g_return_if_fail (widget != NULL);
g_return_if_fail (GTK_IS_MENU_ITEM (widget));
g_return_if_fail (allocation != NULL);
- widget->allocation = *allocation;
- if (GTK_WIDGET_REALIZED (widget))
- gdk_window_move_resize (widget->window,
- allocation->x, allocation->y,
- allocation->width, allocation->height);
-
+ menu_item = GTK_MENU_ITEM (widget);
bin = GTK_BIN (widget);
+
+ direction = gtk_widget_get_direction (widget);
+
+ widget->allocation = *allocation;
if (bin->child)
{
+ GtkRequisition child_requisition;
+
child_allocation.x = (GTK_CONTAINER (widget)->border_width +
- widget->style->klass->xthickness +
+ widget->style->xthickness +
BORDER_SPACING);
child_allocation.y = (GTK_CONTAINER (widget)->border_width +
- widget->style->klass->ythickness);
- child_allocation.width = MAX (1, allocation->width - child_allocation.x * 2);
- child_allocation.height = MAX (1, allocation->height - child_allocation.y * 2);
- child_allocation.x += GTK_MENU_ITEM (widget)->toggle_size;
- child_allocation.width -= (GTK_MENU_ITEM (widget)->toggle_size +
- GTK_MENU_ITEM (widget)->accelerator_size);
+ widget->style->ythickness);
+ child_allocation.width = MAX (1, (gint)allocation->width - child_allocation.x * 2);
+ child_allocation.height = MAX (1, (gint)allocation->height - child_allocation.y * 2);
+ if (direction == GTK_TEXT_DIR_LTR)
+ child_allocation.x += GTK_MENU_ITEM (widget)->toggle_size;
+ child_allocation.width -= GTK_MENU_ITEM (widget)->toggle_size;
+ child_allocation.x += widget->allocation.x;
+ child_allocation.y += widget->allocation.y;
+
+ gtk_widget_get_child_requisition (bin->child, &child_requisition);
+ if (menu_item->submenu && menu_item->show_submenu_indicator)
+ {
+ if (direction == GTK_TEXT_DIR_RTL)
+ child_allocation.x += child_requisition.height;
+ child_allocation.width -= child_requisition.height;
+ }
+
+ if (child_allocation.width < 1)
+ child_allocation.width = 1;
gtk_widget_size_allocate (bin->child, &child_allocation);
}
-}
-static gint
-gtk_menu_item_install_accel (GtkWidget *widget,
- const gchar *signal_name,
- gchar key,
- guint8 modifiers)
-{
- GtkMenuItem *menu_item;
+ if (GTK_WIDGET_REALIZED (widget))
+ gdk_window_move_resize (menu_item->event_window,
+ allocation->x, allocation->y,
+ allocation->width, allocation->height);
- g_return_val_if_fail (widget != NULL, FALSE);
- g_return_val_if_fail (GTK_IS_MENU_ITEM (widget), FALSE);
- g_return_val_if_fail (signal_name != NULL, FALSE);
+ if (menu_item->submenu)
+ gtk_menu_reposition (GTK_MENU (menu_item->submenu));
+}
- menu_item = GTK_MENU_ITEM (widget);
+static void
+gtk_menu_item_realize (GtkWidget *widget)
+{
+ GtkMenuItem *menu_item = GTK_MENU_ITEM (widget);
+ GdkWindowAttr attributes;
+ gint attributes_mask;
- menu_item->accelerator_signal = gtk_signal_lookup (signal_name, GTK_OBJECT_TYPE (widget));
- if (menu_item->accelerator_signal > 0)
- {
- menu_item->accelerator_key = key;
- menu_item->accelerator_mods = modifiers;
+ GTK_WIDGET_SET_FLAGS (widget, GTK_REALIZED);
- if (widget->parent)
- gtk_widget_queue_resize (widget);
+ widget->window = gtk_widget_get_parent_window (widget);
+ g_object_ref (widget->window);
+
+ attributes.x = widget->allocation.x;
+ attributes.y = widget->allocation.y;
+ attributes.width = widget->allocation.width;
+ attributes.height = widget->allocation.height;
+ attributes.window_type = GDK_WINDOW_CHILD;
+ attributes.wclass = GDK_INPUT_ONLY;
+ attributes.event_mask = (gtk_widget_get_events (widget) |
+ GDK_EXPOSURE_MASK |
+ GDK_BUTTON_PRESS_MASK |
+ GDK_BUTTON_RELEASE_MASK |
+ GDK_ENTER_NOTIFY_MASK |
+ GDK_LEAVE_NOTIFY_MASK |
+ GDK_POINTER_MOTION_MASK);
+
+ attributes_mask = GDK_WA_X | GDK_WA_Y;
+ menu_item->event_window = gdk_window_new (gtk_widget_get_parent_window (widget), &attributes, attributes_mask);
+ gdk_window_set_user_data (menu_item->event_window, widget);
+
+ widget->style = gtk_style_attach (widget->style, widget->window);
+}
- return TRUE;
- }
+static void
+gtk_menu_item_unrealize (GtkWidget *widget)
+{
+ GtkMenuItem *menu_item = GTK_MENU_ITEM (widget);
- return FALSE;
+ gdk_window_set_user_data (menu_item->event_window, NULL);
+ gdk_window_destroy (menu_item->event_window);
+ menu_item->event_window = NULL;
+
+ if (GTK_WIDGET_CLASS (parent_class)->unrealize)
+ (* GTK_WIDGET_CLASS (parent_class)->unrealize) (widget);
}
static void
-gtk_menu_item_remove_accel (GtkWidget *widget,
- const gchar *signal_name)
+gtk_menu_item_map (GtkWidget *widget)
{
- GtkMenuItem *menu_item;
- guint signal_num;
-
- g_return_if_fail (widget != NULL);
- g_return_if_fail (GTK_IS_MENU_ITEM (widget));
- g_return_if_fail (signal_name != NULL);
+ GtkMenuItem *menu_item = GTK_MENU_ITEM (widget);
+
+ GTK_WIDGET_CLASS (parent_class)->map (widget);
- menu_item = GTK_MENU_ITEM (widget);
+ gdk_window_show (menu_item->event_window);
+}
- signal_num = gtk_signal_lookup (signal_name, GTK_OBJECT_TYPE (widget));
- if (menu_item->accelerator_signal == signal_num)
- {
- menu_item->accelerator_key = 0;
- menu_item->accelerator_mods = 0;
- menu_item->accelerator_signal = 0;
+static void
+gtk_menu_item_unmap (GtkWidget *widget)
+{
+ GtkMenuItem *menu_item = GTK_MENU_ITEM (widget);
+
+ gdk_window_hide (menu_item->event_window);
- if (GTK_WIDGET_VISIBLE (widget))
- {
- gtk_widget_queue_draw (widget);
- GTK_MENU_SHELL (widget->parent)->menu_flag = TRUE;
- }
- else
- gtk_container_need_resize (GTK_CONTAINER (widget->parent));
- }
+ GTK_WIDGET_CLASS (parent_class)->unmap (widget);
}
static void
{
GtkMenuItem *menu_item;
GtkStateType state_type;
- GtkShadowType shadow_type;
- GdkFont *font;
+ GtkShadowType shadow_type, selected_shadow_type;
gint width, height;
gint x, y;
- char buf[32];
-
- g_return_if_fail (widget != NULL);
- g_return_if_fail (GTK_IS_MENU_ITEM (widget));
+ gint border_width = GTK_CONTAINER (widget)->border_width;
if (GTK_WIDGET_DRAWABLE (widget))
{
menu_item = GTK_MENU_ITEM (widget);
state_type = widget->state;
- if (!GTK_WIDGET_IS_SENSITIVE (widget))
- state_type = GTK_STATE_INSENSITIVE;
-
- gtk_style_set_background (widget->style, widget->window, state_type);
- gdk_window_clear_area (widget->window, area->x, area->y, area->width, area->height);
-
- x = GTK_CONTAINER (menu_item)->border_width;
- y = GTK_CONTAINER (menu_item)->border_width;
- width = widget->allocation.width - x * 2;
- height = widget->allocation.height - y * 2;
-
+
+ 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 ((state_type == GTK_STATE_PRELIGHT) &&
(GTK_BIN (menu_item)->child))
- gtk_draw_shadow (widget->style,
+ {
+ gtk_widget_style_get (widget,
+ "selected_shadow_type", &selected_shadow_type,
+ NULL);
+ gtk_paint_box (widget->style,
widget->window,
GTK_STATE_PRELIGHT,
- GTK_SHADOW_OUT,
+ selected_shadow_type,
+ area, widget, "menuitem",
x, y, width, height);
-
- if (menu_item->accelerator_key)
- {
- gtk_menu_item_accelerator_text (menu_item, buf);
-
- font = widget->style->font;
- x = x + width - menu_item->accelerator_size + 13 - 4;
- y = y + ((height - (font->ascent + font->descent)) / 2) + font->ascent;
-
- if (state_type == GTK_STATE_INSENSITIVE)
- gdk_draw_string (widget->window, widget->style->font,
- widget->style->white_gc,
- x + 1, y + 1, buf);
-
- gdk_draw_string (widget->window, widget->style->font,
- widget->style->fg_gc[state_type],
- x, y, buf);
}
- else if (menu_item->submenu && menu_item->show_submenu_indicator)
+
+ if (menu_item->submenu && menu_item->show_submenu_indicator)
{
+ GtkRequisition child_requisition;
+ gint arrow_x, arrow_y;
+ gint arrow_size;
+ gint arrow_extent;
+ GtkTextDirection direction;
+ GtkArrowType arrow_type;
+
+ direction = gtk_widget_get_direction (widget);
+
+ gtk_widget_get_child_requisition (GTK_BIN (menu_item)->child,
+ &child_requisition);
+
+ arrow_size = child_requisition.height - 2 * widget->style->ythickness;
+ arrow_extent = arrow_size * 0.6;
+
shadow_type = GTK_SHADOW_OUT;
if (state_type == GTK_STATE_PRELIGHT)
shadow_type = GTK_SHADOW_IN;
- gtk_draw_arrow (widget->style, widget->window,
- state_type, shadow_type, GTK_ARROW_RIGHT, FALSE,
- x + width - 15, y + height / 2 - 5, 10, 10);
+ if (direction == GTK_TEXT_DIR_LTR) {
+ arrow_x = x + width - 1 - arrow_size + (arrow_size - arrow_extent) / 2;
+ arrow_type = GTK_ARROW_RIGHT;
+ }
+ else {
+ arrow_x = x + 1 + (arrow_size - arrow_extent) / 2;
+ arrow_type = GTK_ARROW_LEFT;
+ }
+
+ arrow_y = y + (height - arrow_extent) / 2;
+
+ gtk_paint_arrow (widget->style, widget->window,
+ state_type, shadow_type,
+ area, widget, "menuitem",
+ arrow_type, TRUE,
+ arrow_x, arrow_y,
+ arrow_extent, arrow_extent);
}
else if (!GTK_BIN (menu_item)->child)
{
- gtk_draw_hline (widget->style, widget->window, GTK_STATE_NORMAL,
- 0, widget->allocation.width, 0);
+ gtk_paint_hline (widget->style, widget->window, GTK_STATE_NORMAL,
+ area, widget, "menuitem",
+ widget->allocation.x, widget->allocation.width,
+ widget->allocation.y);
}
}
}
-static void
-gtk_menu_item_draw (GtkWidget *widget,
- GdkRectangle *area)
-{
- GtkBin *bin;
- GdkRectangle child_area;
-
- g_return_if_fail (widget != NULL);
- g_return_if_fail (GTK_IS_MENU_ITEM (widget));
- g_return_if_fail (area != NULL);
-
- if (GTK_WIDGET_DRAWABLE (widget))
- {
- gtk_menu_item_paint (widget, area);
-
- bin = GTK_BIN (widget);
-
- if (bin->child)
- {
- if (gtk_widget_intersect (bin->child, area, &child_area))
- gtk_widget_draw (bin->child, &child_area);
- }
- }
-}
-
static gint
gtk_menu_item_expose (GtkWidget *widget,
GdkEventExpose *event)
{
- GtkBin *bin;
- GdkEventExpose child_event;
-
- g_return_val_if_fail (widget != NULL, FALSE);
g_return_val_if_fail (GTK_IS_MENU_ITEM (widget), FALSE);
g_return_val_if_fail (event != NULL, FALSE);
{
gtk_menu_item_paint (widget, &event->area);
- bin = GTK_BIN (widget);
+ (* GTK_WIDGET_CLASS (parent_class)->expose_event) (widget, event);
+ }
- if (bin->child)
- {
- child_event = *event;
+ return FALSE;
+}
- if (GTK_WIDGET_NO_WINDOW (bin->child) &&
- gtk_widget_intersect (bin->child, &event->area, &child_event.area))
- gtk_widget_event (bin->child, (GdkEvent*) &child_event);
- }
+static gint
+get_popup_delay (GtkMenuItem *menu_item)
+{
+ GtkWidget *parent = GTK_WIDGET (menu_item)->parent;
+
+ if (GTK_IS_MENU_SHELL (parent))
+ {
+ return _gtk_menu_shell_get_popup_delay (GTK_MENU_SHELL (parent));
}
+ else
+ {
+ gint popup_delay;
+
+ g_object_get (G_OBJECT (gtk_widget_get_settings (GTK_WIDGET (menu_item))),
+ "gtk-menu-popup-delay", &popup_delay,
+ NULL);
- return FALSE;
+ return popup_delay;
+ }
}
static void
{
GtkMenuItem *menu_item;
- g_return_if_fail (item != NULL);
g_return_if_fail (GTK_IS_MENU_ITEM (item));
menu_item = GTK_MENU_ITEM (item);
- if (menu_item->submenu && !GTK_WIDGET_VISIBLE (menu_item->submenu))
- menu_item->timer = gtk_timeout_add (SELECT_TIMEOUT, gtk_menu_item_select_timeout, menu_item);
+ if (menu_item->submenu)
+ {
+ gint popup_delay;
+
+ if (menu_item->timer)
+ gtk_timeout_remove (menu_item->timer);
+
+ popup_delay = get_popup_delay (menu_item);
+
+ if (popup_delay > 0)
+ {
+ GdkEvent *event = gtk_get_current_event ();
+
+ menu_item->timer = gtk_timeout_add (popup_delay,
+ gtk_menu_item_select_timeout,
+ menu_item);
+ if (event &&
+ event->type != GDK_BUTTON_PRESS &&
+ event->type != GDK_ENTER_NOTIFY)
+ menu_item->timer_from_keypress = TRUE;
+ else
+ menu_item->timer_from_keypress = FALSE;
+ if (event)
+ gdk_event_free (event);
+ }
+ else
+ gtk_menu_item_popup_submenu (menu_item);
+ }
+
gtk_widget_set_state (GTK_WIDGET (menu_item), GTK_STATE_PRELIGHT);
- gtk_widget_draw (GTK_WIDGET (menu_item), NULL);
+ gtk_widget_queue_draw (GTK_WIDGET (menu_item));
}
static void
{
GtkMenuItem *menu_item;
- g_return_if_fail (item != NULL);
g_return_if_fail (GTK_IS_MENU_ITEM (item));
menu_item = GTK_MENU_ITEM (item);
if (menu_item->submenu)
{
if (menu_item->timer)
- gtk_timeout_remove (menu_item->timer);
+ {
+ gtk_timeout_remove (menu_item->timer);
+ menu_item->timer = 0;
+ }
else
gtk_menu_popdown (GTK_MENU (menu_item->submenu));
}
gtk_widget_set_state (GTK_WIDGET (menu_item), GTK_STATE_NORMAL);
- gtk_widget_draw (GTK_WIDGET (menu_item), NULL);
+ gtk_widget_queue_draw (GTK_WIDGET (menu_item));
+}
+
+static gboolean
+gtk_menu_item_mnemonic_activate (GtkWidget *widget,
+ gboolean group_cycling)
+{
+ if (group_cycling)
+ {
+ if (widget->parent &&
+ GTK_IS_MENU_SHELL (widget->parent))
+ gtk_menu_shell_select_item (GTK_MENU_SHELL (widget->parent),
+ widget);
+
+ }
+ else
+ g_signal_emit (widget, menu_item_signals[ACTIVATE_ITEM], 0);
+
+ return TRUE;
+}
+
+
+static void
+gtk_real_menu_item_activate_item (GtkMenuItem *menu_item)
+{
+ GtkWidget *widget;
+ GtkMenuShell *submenu;
+
+ g_return_if_fail (GTK_IS_MENU_ITEM (menu_item));
+
+ widget = GTK_WIDGET (menu_item);
+
+ if (widget->parent &&
+ GTK_IS_MENU_SHELL (widget->parent))
+ {
+ if (menu_item->submenu == NULL)
+ gtk_menu_shell_activate_item (GTK_MENU_SHELL (widget->parent),
+ widget, TRUE);
+ else
+ {
+ GtkMenuShell *menu_shell = GTK_MENU_SHELL (widget->parent);
+
+ _gtk_menu_shell_activate (menu_shell);
+
+ gtk_menu_shell_select_item (GTK_MENU_SHELL (widget->parent), widget);
+ gtk_menu_item_popup_submenu (widget);
+
+ gtk_menu_shell_select_first (GTK_MENU_SHELL (menu_item->submenu), TRUE);
+ submenu = GTK_MENU_SHELL (menu_item->submenu);
+ }
+ }
+}
+static void
+gtk_real_menu_item_toggle_size_request (GtkMenuItem *menu_item,
+ gint *requisition)
+{
+ g_return_if_fail (GTK_IS_MENU_ITEM (menu_item));
+
+ *requisition = 0;
+}
+
+static void
+gtk_real_menu_item_toggle_size_allocate (GtkMenuItem *menu_item,
+ gint allocation)
+{
+ g_return_if_fail (GTK_IS_MENU_ITEM (menu_item));
+
+ menu_item->toggle_size = allocation;
}
static gint
gtk_menu_item_select_timeout (gpointer data)
{
GtkMenuItem *menu_item;
+ GtkWidget *parent;
+
+ GDK_THREADS_ENTER ();
menu_item = GTK_MENU_ITEM (data);
- menu_item->timer = 0;
- gtk_menu_popup (GTK_MENU (menu_item->submenu),
- GTK_WIDGET (menu_item)->parent,
- GTK_WIDGET (menu_item),
- gtk_menu_item_position_menu,
- menu_item,
- GTK_MENU_SHELL (GTK_WIDGET (menu_item)->parent)->button,
- 0);
+ parent = GTK_WIDGET (menu_item)->parent;
- return FALSE;
+ if (parent && GTK_IS_MENU_SHELL (parent) && GTK_MENU_SHELL (parent)->active)
+ {
+ gtk_menu_item_popup_submenu (data);
+ if (menu_item->timer_from_keypress && menu_item->submenu)
+ GTK_MENU_SHELL (menu_item->submenu)->ignore_enter = TRUE;
+ }
+
+ GDK_THREADS_LEAVE ();
+
+ return FALSE;
+}
+
+static void
+gtk_menu_item_popup_submenu (gpointer data)
+{
+ GtkWidget *widget;
+ GtkMenuItem *menu_item;
+
+ widget = GTK_WIDGET (data);
+ menu_item = GTK_MENU_ITEM (widget);
+
+ if (menu_item->timer)
+ gtk_timeout_remove (menu_item->timer);
+ menu_item->timer = 0;
+
+ if (GTK_WIDGET_IS_SENSITIVE (menu_item->submenu))
+ gtk_menu_popup (GTK_MENU (menu_item->submenu),
+ widget->parent,
+ widget,
+ gtk_menu_item_position_menu,
+ menu_item,
+ GTK_MENU_SHELL (widget->parent)->button,
+ 0);
}
static void
gtk_menu_item_position_menu (GtkMenu *menu,
gint *x,
gint *y,
+ gboolean *push_in,
gpointer user_data)
{
GtkMenuItem *menu_item;
+ GtkWidget *widget;
GtkWidget *parent_menu_item;
- gint screen_width;
- gint screen_height;
+ GdkScreen *screen;
gint twidth, theight;
gint tx, ty;
+ GtkTextDirection direction;
+ GdkRectangle monitor;
+ gint monitor_num;
g_return_if_fail (menu != NULL);
g_return_if_fail (x != NULL);
g_return_if_fail (y != NULL);
menu_item = GTK_MENU_ITEM (user_data);
+ widget = GTK_WIDGET (user_data);
+
+ direction = gtk_widget_get_direction (widget);
twidth = GTK_WIDGET (menu)->requisition.width;
theight = GTK_WIDGET (menu)->requisition.height;
- screen_width = gdk_screen_width ();
- screen_height = gdk_screen_height ();
+ screen = gtk_widget_get_screen (widget);
+ monitor_num = gdk_screen_get_monitor_at_window (screen, widget->window);
+ if (monitor_num < 0)
+ monitor_num = 0;
+ gdk_screen_get_monitor_geometry (screen, monitor_num, &monitor);
- if (!gdk_window_get_origin (GTK_WIDGET (menu_item)->window, &tx, &ty))
+ if (!gdk_window_get_origin (widget->window, &tx, &ty))
{
g_warning ("Menu not on screen");
return;
}
+ tx += widget->allocation.x;
+ ty += widget->allocation.y;
+
switch (menu_item->submenu_placement)
{
case GTK_TOP_BOTTOM:
- if ((ty + GTK_WIDGET (menu_item)->allocation.height + theight) <= screen_height)
- ty += GTK_WIDGET (menu_item)->allocation.height;
- else if ((ty - theight) >= 0)
- ty -= theight;
- else
- ty += GTK_WIDGET (menu_item)->allocation.height;
-
- if ((tx + twidth) > screen_width)
+ if (direction == GTK_TEXT_DIR_LTR)
+ menu_item->submenu_direction = GTK_DIRECTION_RIGHT;
+ else
{
- tx -= ((tx + twidth) - screen_width);
- if (tx < 0)
- tx = 0;
+ menu_item->submenu_direction = GTK_DIRECTION_LEFT;
+ tx += widget->allocation.width - twidth;
}
+
+ if ((ty + widget->allocation.height + theight) <= monitor.y + monitor.height)
+ ty += widget->allocation.height;
+ else if ((ty - theight) >= monitor.y)
+ ty -= theight;
+ else if (monitor.y + monitor.height - (ty + widget->allocation.height) > ty)
+ ty += widget->allocation.height;
+ else
+ ty -= theight;
break;
case GTK_LEFT_RIGHT:
- menu_item->submenu_direction = GTK_DIRECTION_RIGHT;
- parent_menu_item = GTK_MENU (GTK_WIDGET (menu_item)->parent)->parent_menu_item;
- if (parent_menu_item)
+ parent_menu_item = GTK_MENU (widget->parent)->parent_menu_item;
+ if (parent_menu_item &&
+ !GTK_MENU (widget->parent)->torn_off &&
+ !GTK_MENU_SHELL (menu)->active)
menu_item->submenu_direction = GTK_MENU_ITEM (parent_menu_item)->submenu_direction;
+ else if (direction == GTK_TEXT_DIR_LTR)
+ menu_item->submenu_direction = GTK_DIRECTION_RIGHT;
+ else
+ menu_item->submenu_direction = GTK_DIRECTION_LEFT;
switch (menu_item->submenu_direction)
{
case GTK_DIRECTION_LEFT:
- if ((tx - twidth) >= 0)
+ if ((tx - twidth) >= monitor.x)
tx -= twidth;
else
{
menu_item->submenu_direction = GTK_DIRECTION_RIGHT;
- tx += GTK_WIDGET (menu_item)->allocation.width - 5;
+ tx += widget->allocation.width - 5;
}
break;
case GTK_DIRECTION_RIGHT:
- if ((tx + GTK_WIDGET (menu_item)->allocation.width + twidth - 5) <= screen_width)
- tx += GTK_WIDGET (menu_item)->allocation.width - 5;
+ if ((tx + widget->allocation.width + twidth - 5) <= monitor.x + monitor.width)
+ tx += widget->allocation.width - 5;
else
{
menu_item->submenu_direction = GTK_DIRECTION_LEFT;
break;
}
- if ((ty + GTK_WIDGET (menu_item)->allocation.height / 4 + theight) <= screen_height)
- ty += GTK_WIDGET (menu_item)->allocation.height / 4;
- else
- {
- ty -= ((ty + theight) - screen_height);
- if (ty < 0)
- ty = 0;
- }
+ ty += widget->allocation.height / 4;
+
+ /* If the height of the menu doesn't fit we move it upward. */
+ ty = CLAMP (ty, monitor.y, MAX (monitor.y, monitor.y + monitor.height - theight));
break;
}
- *x = tx;
+ /* If we have negative, tx, here it is because we can't get
+ * the menu all the way on screen. Favor the left portion.
+ */
+ *x = CLAMP (tx, monitor.x, MAX (monitor.x, monitor.x + monitor.width - twidth));
*y = ty;
}
+/**
+ * gtk_menu_item_set_right_justified:
+ * @menu_item: a #GtkMenuItem.
+ * @right_justified: if %TRUE the menu item will appear at the
+ * far right if added to a menu bar.
+ *
+ * Sets whether the menu item appears justified at the right
+ * side of a menu bar. This was traditionally done for "Help" menu
+ * items, but is now considered a bad idea. (If the widget
+ * layout is reversed for a right-to-left language like Hebrew
+ * or Arabic, right-justified-menu-items appear at the left.)
+ **/
void
-gtk_menu_item_right_justify(GtkMenuItem *menuitem)
+gtk_menu_item_set_right_justified (GtkMenuItem *menu_item,
+ gboolean right_justified)
{
- g_return_if_fail (menuitem != NULL);
- g_return_if_fail (GTK_IS_MENU_ITEM (menuitem));
+ g_return_if_fail (GTK_IS_MENU_ITEM (menu_item));
+
+ right_justified = right_justified != FALSE;
+
+ if (right_justified != menu_item->right_justify)
+ {
+ menu_item->right_justify = right_justified;
+ gtk_widget_queue_resize (GTK_WIDGET (menu_item));
+ }
+}
- menuitem->right_justify = 1;
+/**
+ * gtk_menu_item_get_right_justified:
+ * @menu_item: a #GtkMenuItem
+ *
+ * Gets whether the menu item appears justified at the right
+ * side of the menu bar.
+ *
+ * Return value: %TRUE if the menu item will appear at the
+ * far right if added to a menu bar.
+ **/
+gboolean
+gtk_menu_item_get_right_justified (GtkMenuItem *menu_item)
+{
+ g_return_val_if_fail (GTK_IS_MENU_ITEM (menu_item), FALSE);
+
+ return menu_item->right_justify;
}
+
static void
gtk_menu_item_show_all (GtkWidget *widget)
{
- GtkContainer *container;
- GtkMenuItem *menu_item;
+ GtkMenuItem *menu_item;
- g_return_if_fail (widget != NULL);
g_return_if_fail (GTK_IS_MENU_ITEM (widget));
- container = GTK_CONTAINER (widget);
+
menu_item = GTK_MENU_ITEM (widget);
- /* Show children, traverse to submenu, show self. */
- gtk_container_foreach (container, (GtkCallback) gtk_widget_show_all, NULL);
+ /* show children including submenu */
if (menu_item->submenu)
gtk_widget_show_all (menu_item->submenu);
+ gtk_container_foreach (GTK_CONTAINER (widget), (GtkCallback) gtk_widget_show_all, NULL);
+
gtk_widget_show (widget);
}
-
static void
gtk_menu_item_hide_all (GtkWidget *widget)
{
- GtkContainer *container;
- GtkMenuItem *menu_item;
+ GtkMenuItem *menu_item;
- g_return_if_fail (widget != NULL);
g_return_if_fail (GTK_IS_MENU_ITEM (widget));
- container = GTK_CONTAINER (widget);
- menu_item = GTK_MENU_ITEM (widget);
- /* Reverse order of gtk_menu_item_show_all */
gtk_widget_hide (widget);
+
+ menu_item = GTK_MENU_ITEM (widget);
+
+ /* hide children including submenu */
+ gtk_container_foreach (GTK_CONTAINER (widget), (GtkCallback) gtk_widget_hide_all, NULL);
if (menu_item->submenu)
gtk_widget_hide_all (menu_item->submenu);
- gtk_container_foreach (container, (GtkCallback) gtk_widget_hide_all, NULL);
+}
+
+static void
+gtk_menu_item_accel_name_foreach (GtkWidget *widget,
+ gpointer data)
+{
+ const gchar **path_p = data;
+
+ if (!*path_p)
+ {
+ if (GTK_IS_LABEL (widget))
+ {
+ *path_p = gtk_label_get_text (GTK_LABEL (widget));
+ if (*path_p && (*path_p)[0] == 0)
+ *path_p = NULL;
+ }
+ else if (GTK_IS_CONTAINER (widget))
+ gtk_container_foreach (GTK_CONTAINER (widget),
+ gtk_menu_item_accel_name_foreach,
+ data);
+ }
+}
+
+static void
+gtk_menu_item_parent_set (GtkWidget *widget,
+ GtkWidget *previous_parent)
+{
+ GtkMenuItem *menu_item = GTK_MENU_ITEM (widget);
+ GtkMenu *menu = GTK_IS_MENU (widget->parent) ? GTK_MENU (widget->parent) : NULL;
+
+ if (menu)
+ _gtk_menu_item_refresh_accel_path (menu_item,
+ menu->accel_path,
+ menu->accel_group,
+ TRUE);
+
+ if (GTK_WIDGET_CLASS (parent_class)->parent_set)
+ GTK_WIDGET_CLASS (parent_class)->parent_set (widget, previous_parent);
+}
+
+void
+_gtk_menu_item_refresh_accel_path (GtkMenuItem *menu_item,
+ const gchar *prefix,
+ GtkAccelGroup *accel_group,
+ gboolean group_changed)
+{
+ const gchar *path;
+ GtkWidget *widget;
+
+ g_return_if_fail (GTK_IS_MENU_ITEM (menu_item));
+ g_return_if_fail (!accel_group || GTK_IS_ACCEL_GROUP (accel_group));
+
+ widget = GTK_WIDGET (menu_item);
+
+ if (!accel_group)
+ {
+ gtk_widget_set_accel_path (widget, NULL, NULL);
+ return;
+ }
+
+ path = _gtk_widget_get_accel_path (widget, NULL);
+ if (!path) /* no active accel_path yet */
+ {
+ path = menu_item->accel_path;
+ if (!path && prefix)
+ {
+ gchar *postfix = NULL;
+
+ /* try to construct one from label text */
+ gtk_container_foreach (GTK_CONTAINER (menu_item),
+ gtk_menu_item_accel_name_foreach,
+ &postfix);
+ menu_item->accel_path = postfix ? g_strconcat (prefix, "/", postfix, NULL) : NULL;
+ path = menu_item->accel_path;
+ }
+ if (path)
+ gtk_widget_set_accel_path (widget, path, accel_group);
+ }
+ else if (group_changed) /* reinstall accelerators */
+ gtk_widget_set_accel_path (widget, path, accel_group);
+}
+
+/**
+ * gtk_menu_item_set_accel_path
+ * @menu_item: a valid #GtkMenuItem
+ * @accel_path: accelerator path, corresponding to this menu item's
+ * functionality, or %NULL to unset the current path.
+ *
+ * Set the accelerator path on @menu_item, through which runtime changes of the
+ * menu item's accelerator caused by the user can be identified and saved to
+ * persistant storage (see gtk_accel_map_save() on this).
+ * To setup a default accelerator for this menu item, call
+ * gtk_accel_map_add_entry() with the same @accel_path.
+ * See also gtk_accel_map_add_entry() on the specifics of accelerator paths,
+ * and gtk_menu_set_accel_path() for a more convenient variant of this function.
+ *
+ * This function is basically a convenience wrapper that handles calling
+ * gtk_widget_set_accel_path() with the appropriate accelerator group for
+ * the menu item.
+ *
+ * Note that you do need to set an accelerator on the parent menu with
+ * gtk_menu_set_accel_group() for this to work.
+ */
+void
+gtk_menu_item_set_accel_path (GtkMenuItem *menu_item,
+ const gchar *accel_path)
+{
+ GtkWidget *widget;
+
+ g_return_if_fail (GTK_IS_MENU_ITEM (menu_item));
+ g_return_if_fail (accel_path == NULL ||
+ (accel_path[0] == '<' && strchr (accel_path, '/')));
+
+ widget = GTK_WIDGET (menu_item);
+
+ /* store new path */
+ g_free (menu_item->accel_path);
+ menu_item->accel_path = g_strdup (accel_path);
+
+ /* forget accelerators associated with old path */
+ gtk_widget_set_accel_path (widget, NULL, NULL);
+
+ /* install accelerators associated with new path */
+ if (widget->parent && GTK_IS_MENU (widget->parent))
+ {
+ GtkMenu *menu = GTK_MENU (widget->parent);
+
+ if (menu->accel_group)
+ _gtk_menu_item_refresh_accel_path (GTK_MENU_ITEM (widget),
+ NULL,
+ menu->accel_group,
+ FALSE);
+ }
+}
+
+static void
+gtk_menu_item_forall (GtkContainer *container,
+ gboolean include_internals,
+ GtkCallback callback,
+ gpointer callback_data)
+{
+ GtkBin *bin;
+ GtkMenuItem *menu_item;
+
+ g_return_if_fail (GTK_IS_MENU_ITEM (container));
+ g_return_if_fail (callback != NULL);
+
+ bin = GTK_BIN (container);
+ menu_item = GTK_MENU_ITEM (container);
+
+ if (bin->child)
+ callback (bin->child, callback_data);
+}
+
+gboolean
+_gtk_menu_item_is_selectable (GtkWidget *menu_item)
+{
+ if ((!GTK_BIN (menu_item)->child &&
+ G_OBJECT_TYPE (menu_item) == GTK_TYPE_MENU_ITEM) ||
+ GTK_IS_SEPARATOR_MENU_ITEM (menu_item) ||
+ !GTK_WIDGET_IS_SENSITIVE (menu_item) ||
+ !GTK_WIDGET_VISIBLE (menu_item))
+ return FALSE;
+
+ return TRUE;
}