+++ /dev/null
-/* GTK - The GIMP Toolkit
- * Copyright (C) 1995-1997 Peter Mattis, Spencer Kimball and Jsh MacDonald
- *
- * This library is free software; you can redistribute it and/or
- * 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
- * Lesser General Public License for more details.
- *
- * 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/.
- */
-
-#include "config.h"
-
-#include "gdk/gdkkeysyms.h"
-
-#undef GTK_DISABLE_DEPRECATED
-
-#include "gtkmenu.h"
-#include "gtkmenuitem.h"
-#include "gtkmarshalers.h"
-#include "gtkoptionmenu.h"
-#include "gtkprivate.h"
-#include "gtkintl.h"
-#include "gtkalias.h"
-
-#define CHILD_LEFT_SPACING 4
-#define CHILD_RIGHT_SPACING 1
-#define CHILD_TOP_SPACING 1
-#define CHILD_BOTTOM_SPACING 1
-
-typedef struct _GtkOptionMenuProps GtkOptionMenuProps;
-
-struct _GtkOptionMenuProps
-{
- gboolean interior_focus;
- GtkRequisition indicator_size;
- GtkBorder indicator_spacing;
- gint focus_width;
- gint focus_pad;
-};
-
-static const GtkOptionMenuProps default_props = {
- TRUE,
- { 7, 13 },
- { 7, 5, 2, 2 }, /* Left, right, top, bottom */
- 1,
- 0
-};
-
-static void gtk_option_menu_destroy (GtkObject *object);
-static void gtk_option_menu_set_property (GObject *object,
- guint prop_id,
- const GValue *value,
- GParamSpec *pspec);
-static void gtk_option_menu_get_property (GObject *object,
- guint prop_id,
- GValue *value,
- GParamSpec *pspec);
-static void gtk_option_menu_size_request (GtkWidget *widget,
- GtkRequisition *requisition);
-static void gtk_option_menu_size_allocate (GtkWidget *widget,
- GtkAllocation *allocation);
-static void gtk_option_menu_paint (GtkWidget *widget,
- GdkRectangle *area);
-static gint gtk_option_menu_expose (GtkWidget *widget,
- GdkEventExpose *event);
-static gint gtk_option_menu_button_press (GtkWidget *widget,
- GdkEventButton *event);
-static gint gtk_option_menu_key_press (GtkWidget *widget,
- GdkEventKey *event);
-static void gtk_option_menu_selection_done (GtkMenuShell *menu_shell,
- GtkOptionMenu *option_menu);
-static void gtk_option_menu_update_contents (GtkOptionMenu *option_menu);
-static void gtk_option_menu_remove_contents (GtkOptionMenu *option_menu);
-static void gtk_option_menu_calc_size (GtkOptionMenu *option_menu);
-static void gtk_option_menu_position (GtkMenu *menu,
- gint *x,
- gint *y,
- gint *scroll_offet,
- gpointer user_data);
-static void gtk_option_menu_show_all (GtkWidget *widget);
-static void gtk_option_menu_hide_all (GtkWidget *widget);
-static gboolean gtk_option_menu_mnemonic_activate (GtkWidget *widget,
- gboolean group_cycling);
-static GType gtk_option_menu_child_type (GtkContainer *container);
-static gint gtk_option_menu_scroll_event (GtkWidget *widget,
- GdkEventScroll *event);
-
-enum
-{
- CHANGED,
- LAST_SIGNAL
-};
-
-enum
-{
- PROP_0,
- PROP_MENU
-};
-
-static guint signals[LAST_SIGNAL] = { 0 };
-
-G_DEFINE_TYPE (GtkOptionMenu, gtk_option_menu, GTK_TYPE_BUTTON)
-
-static void
-gtk_option_menu_class_init (GtkOptionMenuClass *class)
-{
- GObjectClass *gobject_class;
- GtkObjectClass *object_class;
- GtkWidgetClass *widget_class;
- GtkContainerClass *container_class;
-
- gobject_class = (GObjectClass*) class;
- object_class = (GtkObjectClass*) class;
- widget_class = (GtkWidgetClass*) class;
- container_class = (GtkContainerClass*) class;
-
- signals[CHANGED] =
- g_signal_new (I_("changed"),
- G_OBJECT_CLASS_TYPE (class),
- G_SIGNAL_RUN_LAST,
- G_STRUCT_OFFSET (GtkOptionMenuClass, changed),
- NULL, NULL,
- _gtk_marshal_VOID__VOID,
- G_TYPE_NONE, 0);
-
- gobject_class->set_property = gtk_option_menu_set_property;
- gobject_class->get_property = gtk_option_menu_get_property;
- object_class->destroy = gtk_option_menu_destroy;
-
- widget_class->size_request = gtk_option_menu_size_request;
- widget_class->size_allocate = gtk_option_menu_size_allocate;
- widget_class->expose_event = gtk_option_menu_expose;
- widget_class->button_press_event = gtk_option_menu_button_press;
- widget_class->key_press_event = gtk_option_menu_key_press;
- widget_class->scroll_event = gtk_option_menu_scroll_event;
- widget_class->show_all = gtk_option_menu_show_all;
- widget_class->hide_all = gtk_option_menu_hide_all;
- widget_class->mnemonic_activate = gtk_option_menu_mnemonic_activate;
-
- container_class->child_type = gtk_option_menu_child_type;
-
- g_object_class_install_property (gobject_class,
- PROP_MENU,
- g_param_spec_object ("menu",
- P_("Menu"),
- P_("The menu of options"),
- GTK_TYPE_MENU,
- GTK_PARAM_READWRITE));
-
- gtk_widget_class_install_style_property (widget_class,
- g_param_spec_boxed ("indicator-size",
- P_("Indicator Size"),
- P_("Size of dropdown indicator"),
- GTK_TYPE_REQUISITION,
- GTK_PARAM_READABLE));
- gtk_widget_class_install_style_property (widget_class,
- g_param_spec_boxed ("indicator-spacing",
- P_("Indicator Spacing"),
- P_("Spacing around indicator"),
- GTK_TYPE_BORDER,
- GTK_PARAM_READABLE));
-}
-
-static GType
-gtk_option_menu_child_type (GtkContainer *container)
-{
- return G_TYPE_NONE;
-}
-
-static void
-gtk_option_menu_init (GtkOptionMenu *option_menu)
-{
- GtkWidget *widget = GTK_WIDGET (option_menu);
-
- gtk_widget_set_can_focus (widget, TRUE);
- gtk_widget_set_can_default (widget, FALSE);
- gtk_widget_set_receives_default (widget, FALSE);
-
- option_menu->menu = NULL;
- option_menu->menu_item = NULL;
- option_menu->width = 0;
- option_menu->height = 0;
-}
-
-GtkWidget*
-gtk_option_menu_new (void)
-{
- return g_object_new (GTK_TYPE_OPTION_MENU, NULL);
-}
-
-GtkWidget*
-gtk_option_menu_get_menu (GtkOptionMenu *option_menu)
-{
- g_return_val_if_fail (GTK_IS_OPTION_MENU (option_menu), NULL);
-
- return option_menu->menu;
-}
-
-static void
-gtk_option_menu_detacher (GtkWidget *widget,
- GtkMenu *menu)
-{
- GtkOptionMenu *option_menu;
-
- g_return_if_fail (GTK_IS_OPTION_MENU (widget));
-
- option_menu = GTK_OPTION_MENU (widget);
- g_return_if_fail (option_menu->menu == (GtkWidget*) menu);
-
- gtk_option_menu_remove_contents (option_menu);
- g_signal_handlers_disconnect_by_func (option_menu->menu,
- gtk_option_menu_selection_done,
- option_menu);
- g_signal_handlers_disconnect_by_func (option_menu->menu,
- gtk_option_menu_calc_size,
- option_menu);
-
- option_menu->menu = NULL;
- g_object_notify (G_OBJECT (option_menu), "menu");
-}
-
-void
-gtk_option_menu_set_menu (GtkOptionMenu *option_menu,
- GtkWidget *menu)
-{
- g_return_if_fail (GTK_IS_OPTION_MENU (option_menu));
- g_return_if_fail (GTK_IS_MENU (menu));
-
- if (option_menu->menu != menu)
- {
- gtk_option_menu_remove_menu (option_menu);
-
- option_menu->menu = menu;
- gtk_menu_attach_to_widget (GTK_MENU (menu),
- GTK_WIDGET (option_menu),
- gtk_option_menu_detacher);
-
- gtk_option_menu_calc_size (option_menu);
-
- g_signal_connect_after (option_menu->menu, "selection-done",
- G_CALLBACK (gtk_option_menu_selection_done),
- option_menu);
- g_signal_connect_swapped (option_menu->menu, "size-request",
- G_CALLBACK (gtk_option_menu_calc_size),
- option_menu);
-
- if (GTK_WIDGET (option_menu)->parent)
- gtk_widget_queue_resize (GTK_WIDGET (option_menu));
-
- gtk_option_menu_update_contents (option_menu);
-
- g_object_notify (G_OBJECT (option_menu), "menu");
- }
-}
-
-void
-gtk_option_menu_remove_menu (GtkOptionMenu *option_menu)
-{
- g_return_if_fail (GTK_IS_OPTION_MENU (option_menu));
-
- if (option_menu->menu)
- {
- if (GTK_MENU_SHELL (option_menu->menu)->active)
- gtk_menu_shell_cancel (GTK_MENU_SHELL (option_menu->menu));
-
- gtk_menu_detach (GTK_MENU (option_menu->menu));
- }
-}
-
-void
-gtk_option_menu_set_history (GtkOptionMenu *option_menu,
- guint index)
-{
- GtkWidget *menu_item;
-
- g_return_if_fail (GTK_IS_OPTION_MENU (option_menu));
-
- if (option_menu->menu)
- {
- gtk_menu_set_active (GTK_MENU (option_menu->menu), index);
- menu_item = gtk_menu_get_active (GTK_MENU (option_menu->menu));
-
- if (menu_item != option_menu->menu_item)
- gtk_option_menu_update_contents (option_menu);
- }
-}
-
-/**
- * gtk_option_menu_get_history:
- * @option_menu: a #GtkOptionMenu
- *
- * Retrieves the index of the currently selected menu item. The menu
- * items are numbered from top to bottom, starting with 0.
- *
- * Return value: index of the selected menu item, or -1 if there are no menu items
- * Deprecated: 2.4: Use #GtkComboBox instead.
- **/
-gint
-gtk_option_menu_get_history (GtkOptionMenu *option_menu)
-{
- GtkWidget *active_widget;
-
- g_return_val_if_fail (GTK_IS_OPTION_MENU (option_menu), -1);
-
- if (option_menu->menu)
- {
- active_widget = gtk_menu_get_active (GTK_MENU (option_menu->menu));
-
- if (active_widget)
- return g_list_index (GTK_MENU_SHELL (option_menu->menu)->children,
- active_widget);
- else
- return -1;
- }
- else
- return -1;
-}
-
-static void
-gtk_option_menu_set_property (GObject *object,
- guint prop_id,
- const GValue *value,
- GParamSpec *pspec)
-{
- GtkOptionMenu *option_menu = GTK_OPTION_MENU (object);
-
- switch (prop_id)
- {
- case PROP_MENU:
- gtk_option_menu_set_menu (option_menu, g_value_get_object (value));
- break;
-
- default:
- G_OBJECT_WARN_INVALID_PROPERTY_ID (object, prop_id, pspec);
- break;
- }
-}
-
-static void
-gtk_option_menu_get_property (GObject *object,
- guint prop_id,
- GValue *value,
- GParamSpec *pspec)
-{
- GtkOptionMenu *option_menu = GTK_OPTION_MENU (object);
-
- switch (prop_id)
- {
- case PROP_MENU:
- g_value_set_object (value, option_menu->menu);
- break;
-
- default:
- G_OBJECT_WARN_INVALID_PROPERTY_ID (object, prop_id, pspec);
- break;
- }
-}
-
-static void
-gtk_option_menu_destroy (GtkObject *object)
-{
- GtkOptionMenu *option_menu = GTK_OPTION_MENU (object);
-
- if (option_menu->menu)
- gtk_widget_destroy (option_menu->menu);
-
- GTK_OBJECT_CLASS (gtk_option_menu_parent_class)->destroy (object);
-}
-
-static void
-gtk_option_menu_get_props (GtkOptionMenu *option_menu,
- GtkOptionMenuProps *props)
-{
- GtkRequisition *indicator_size;
- GtkBorder *indicator_spacing;
-
- gtk_widget_style_get (GTK_WIDGET (option_menu),
- "indicator-size", &indicator_size,
- "indicator-spacing", &indicator_spacing,
- "interior-focus", &props->interior_focus,
- "focus-line-width", &props->focus_width,
- "focus-padding", &props->focus_pad,
- NULL);
-
- if (indicator_size)
- props->indicator_size = *indicator_size;
- else
- props->indicator_size = default_props.indicator_size;
-
- if (indicator_spacing)
- props->indicator_spacing = *indicator_spacing;
- else
- props->indicator_spacing = default_props.indicator_spacing;
-
- gtk_requisition_free (indicator_size);
- gtk_border_free (indicator_spacing);
-}
-
-static void
-gtk_option_menu_size_request (GtkWidget *widget,
- GtkRequisition *requisition)
-{
- GtkOptionMenu *option_menu = GTK_OPTION_MENU (widget);
- GtkOptionMenuProps props;
- gint tmp;
- GtkRequisition child_requisition = { 0, 0 };
-
- gtk_option_menu_get_props (option_menu, &props);
-
- if (GTK_BIN (option_menu)->child && gtk_widget_get_visible (GTK_BIN (option_menu)->child))
- {
- gtk_widget_size_request (GTK_BIN (option_menu)->child, &child_requisition);
-
- requisition->width += child_requisition.width;
- requisition->height += child_requisition.height;
- }
-
- requisition->width = ((GTK_CONTAINER (widget)->border_width +
- GTK_WIDGET (widget)->style->xthickness + props.focus_pad) * 2 +
- MAX (child_requisition.width, option_menu->width) +
- props.indicator_size.width +
- props.indicator_spacing.left + props.indicator_spacing.right +
- CHILD_LEFT_SPACING + CHILD_RIGHT_SPACING + props.focus_width * 2);
- requisition->height = ((GTK_CONTAINER (widget)->border_width +
- GTK_WIDGET (widget)->style->ythickness + props.focus_pad) * 2 +
- MAX (child_requisition.height, option_menu->height) +
- CHILD_TOP_SPACING + CHILD_BOTTOM_SPACING + props.focus_width * 2);
-
- tmp = (requisition->height - MAX (child_requisition.height, option_menu->height) +
- props.indicator_size.height + props.indicator_spacing.top + props.indicator_spacing.bottom);
- requisition->height = MAX (requisition->height, tmp);
-}
-
-static void
-gtk_option_menu_size_allocate (GtkWidget *widget,
- GtkAllocation *allocation)
-{
- GtkWidget *child;
- GtkButton *button = GTK_BUTTON (widget);
- GtkAllocation child_allocation;
- GtkOptionMenuProps props;
- gint border_width;
-
- gtk_option_menu_get_props (GTK_OPTION_MENU (widget), &props);
- border_width = GTK_CONTAINER (widget)->border_width;
-
- widget->allocation = *allocation;
- if (gtk_widget_get_realized (widget))
- gdk_window_move_resize (button->event_window,
- allocation->x + border_width, allocation->y + border_width,
- allocation->width - border_width * 2, allocation->height - border_width * 2);
-
- child = GTK_BIN (widget)->child;
- if (child && gtk_widget_get_visible (child))
- {
- gint xthickness = GTK_WIDGET (widget)->style->xthickness;
- gint ythickness = GTK_WIDGET (widget)->style->ythickness;
-
- 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_option_menu_paint (GtkWidget *widget,
- GdkRectangle *area)
-{
- GdkRectangle button_area;
- GtkOptionMenuProps props;
- gint border_width;
- gint tab_x;
-
- g_return_if_fail (GTK_IS_OPTION_MENU (widget));
- g_return_if_fail (area != NULL);
-
- if (GTK_WIDGET_DRAWABLE (widget))
- {
- border_width = GTK_CONTAINER (widget)->border_width;
- gtk_option_menu_get_props (GTK_OPTION_MENU (widget), &props);
-
- button_area.x = widget->allocation.x + border_width;
- button_area.y = widget->allocation.y + border_width;
- button_area.width = widget->allocation.width - 2 * border_width;
- button_area.height = widget->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);
- }
-
- gtk_paint_box (widget->style, widget->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 +
- widget->style->xthickness;
- else
- tab_x = button_area.x + button_area.width -
- props.indicator_size.width - props.indicator_spacing.right -
- widget->style->xthickness;
-
- gtk_paint_tab (widget->style, widget->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 += widget->style->xthickness + props.focus_pad;
- button_area.y += widget->style->ythickness + props.focus_pad;
- button_area.width -= 2 * (widget->style->xthickness + props.focus_pad) +
- props.indicator_spacing.left +
- props.indicator_spacing.right +
- props.indicator_size.width;
- button_area.height -= 2 * (widget->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 (widget->style, widget->window, gtk_widget_get_state (widget),
- area, widget, "button",
- button_area.x,
- button_area.y,
- button_area.width,
- button_area.height);
- }
- }
-}
-
-static gint
-gtk_option_menu_expose (GtkWidget *widget,
- GdkEventExpose *event)
-{
- g_return_val_if_fail (GTK_IS_OPTION_MENU (widget), FALSE);
- g_return_val_if_fail (event != NULL, FALSE);
-
- if (GTK_WIDGET_DRAWABLE (widget))
- {
- gtk_option_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_OPTION_MENU (widget)->menu)
- return FALSE;
- gtk_option_menu_update_contents (GTK_OPTION_MENU (widget));
- child = GTK_BUTTON (widget)->child;
- if (!child)
- return FALSE;
- remove_child = TRUE;
- }
-
- child_event = *event;
-
- if (!gtk_widget_get_has_window (child) &&
- gtk_widget_intersect (child, &event->area, &child_event.area))
- gtk_widget_event (child, (GdkEvent*) &child_event);
-
- if (remove_child)
- gtk_option_menu_remove_contents (GTK_OPTION_MENU (widget));
-#else
- if (GTK_BIN (widget)->child)
- gtk_container_propagate_expose (GTK_CONTAINER (widget),
- GTK_BIN (widget)->child,
- event);
-#endif /* 0 */
- }
-
- return FALSE;
-}
-
-static gint
-gtk_option_menu_button_press (GtkWidget *widget,
- GdkEventButton *event)
-{
- GtkOptionMenu *option_menu;
- GtkWidget *menu_item;
-
- g_return_val_if_fail (GTK_IS_OPTION_MENU (widget), FALSE);
- g_return_val_if_fail (event != NULL, FALSE);
-
- option_menu = GTK_OPTION_MENU (widget);
-
- if ((event->type == GDK_BUTTON_PRESS) &&
- (event->button == 1))
- {
- gtk_option_menu_remove_contents (option_menu);
- gtk_menu_popup (GTK_MENU (option_menu->menu), NULL, NULL,
- gtk_option_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_option_menu_key_press (GtkWidget *widget,
- GdkEventKey *event)
-{
- GtkOptionMenu *option_menu;
- GtkWidget *menu_item;
-
- g_return_val_if_fail (GTK_IS_OPTION_MENU (widget), FALSE);
- g_return_val_if_fail (event != NULL, FALSE);
-
- option_menu = GTK_OPTION_MENU (widget);
-
- switch (event->keyval)
- {
- case GDK_KP_Space:
- case GDK_space:
- gtk_option_menu_remove_contents (option_menu);
- gtk_menu_popup (GTK_MENU (option_menu->menu), NULL, NULL,
- gtk_option_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_option_menu_selection_done (GtkMenuShell *menu_shell,
- GtkOptionMenu *option_menu)
-{
- g_return_if_fail (menu_shell != NULL);
- g_return_if_fail (GTK_IS_OPTION_MENU (option_menu));
-
- gtk_option_menu_update_contents (option_menu);
-}
-
-static void
-gtk_option_menu_changed (GtkOptionMenu *option_menu)
-{
- g_return_if_fail (GTK_IS_OPTION_MENU (option_menu));
-
- g_signal_emit (option_menu, signals[CHANGED], 0);
-}
-
-static void
-gtk_option_menu_select_first_sensitive (GtkOptionMenu *option_menu)
-{
- if (option_menu->menu)
- {
- GList *children = GTK_MENU_SHELL (option_menu->menu)->children;
- gint index = 0;
-
- while (children)
- {
- if (gtk_widget_get_sensitive (children->data))
- {
- gtk_option_menu_set_history (option_menu, index);
- return;
- }
-
- children = children->next;
- index++;
- }
- }
-}
-
-static void
-gtk_option_menu_item_state_changed_cb (GtkWidget *widget,
- GtkStateType previous_state,
- GtkOptionMenu *option_menu)
-{
- GtkWidget *child = GTK_BIN (option_menu)->child;
-
- 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_option_menu_item_destroy_cb (GtkWidget *widget,
- GtkOptionMenu *option_menu)
-{
- GtkWidget *child = GTK_BIN (option_menu)->child;
-
- if (child)
- {
- g_object_ref (child);
- gtk_option_menu_remove_contents (option_menu);
- gtk_widget_destroy (child);
- g_object_unref (child);
-
- gtk_option_menu_select_first_sensitive (option_menu);
- }
-}
-
-static void
-gtk_option_menu_update_contents (GtkOptionMenu *option_menu)
-{
- GtkWidget *child;
- GtkRequisition child_requisition;
-
- g_return_if_fail (GTK_IS_OPTION_MENU (option_menu));
-
- if (option_menu->menu)
- {
- GtkWidget *old_item = option_menu->menu_item;
-
- gtk_option_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 (option_menu->menu_item)->child;
- 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_option_menu_item_state_changed_cb), option_menu);
- g_signal_connect (option_menu->menu_item, "destroy",
- G_CALLBACK (gtk_option_menu_item_destroy_cb), option_menu);
-
- gtk_widget_size_request (child, &child_requisition);
- gtk_widget_size_allocate (GTK_WIDGET (option_menu),
- &(GTK_WIDGET (option_menu)->allocation));
-
- if (GTK_WIDGET_DRAWABLE (option_menu))
- gtk_widget_queue_draw (GTK_WIDGET (option_menu));
- }
-
- if (old_item != option_menu->menu_item)
- gtk_option_menu_changed (option_menu);
- }
-}
-
-static void
-gtk_option_menu_remove_contents (GtkOptionMenu *option_menu)
-{
- GtkWidget *child;
-
- g_return_if_fail (GTK_IS_OPTION_MENU (option_menu));
-
- if (option_menu->menu_item)
- {
- child = GTK_BIN (option_menu)->child;
-
- 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_option_menu_item_state_changed_cb,
- option_menu);
- g_signal_handlers_disconnect_by_func (option_menu->menu_item,
- gtk_option_menu_item_destroy_cb,
- option_menu);
-
- g_object_unref (option_menu->menu_item);
- option_menu->menu_item = NULL;
- }
-}
-
-static void
-gtk_option_menu_calc_size (GtkOptionMenu *option_menu)
-{
- GtkWidget *child;
- GList *children;
- GtkRequisition child_requisition;
- gint old_width = option_menu->width;
- gint old_height = option_menu->height;
-
- g_return_if_fail (GTK_IS_OPTION_MENU (option_menu));
-
- option_menu->width = 0;
- option_menu->height = 0;
-
- if (option_menu->menu)
- {
- children = GTK_MENU_SHELL (option_menu->menu)->children;
- while (children)
- {
- child = children->data;
- children = children->next;
-
- if (gtk_widget_get_visible (child))
- {
- GtkWidget *inner = GTK_BIN (child)->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);
- }
- }
- }
- }
-
- if (old_width != option_menu->width || old_height != option_menu->height)
- gtk_widget_queue_resize (GTK_WIDGET (option_menu));
-}
-
-static void
-gtk_option_menu_position (GtkMenu *menu,
- gint *x,
- gint *y,
- gboolean *push_in,
- gpointer user_data)
-{
- GtkOptionMenu *option_menu;
- GtkWidget *active;
- GtkWidget *child;
- GtkWidget *widget;
- GtkRequisition requisition;
- GList *children;
- gint screen_width;
- gint menu_xpos;
- gint menu_ypos;
- gint menu_width;
-
- g_return_if_fail (GTK_IS_OPTION_MENU (user_data));
-
- option_menu = GTK_OPTION_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 (widget->window, &menu_xpos, &menu_ypos);
-
- /* set combo box type hint for menu popup */
- gtk_window_set_type_hint (GTK_WINDOW (GTK_MENU (option_menu->menu)->toplevel),
- GDK_WINDOW_TYPE_HINT_COMBO);
-
- menu_xpos += widget->allocation.x;
- menu_ypos += widget->allocation.y + widget->allocation.height / 2 - 2;
-
- if (active != NULL)
- {
- gtk_widget_get_child_requisition (active, &requisition);
- menu_ypos -= requisition.height / 2;
- }
-
- children = GTK_MENU_SHELL (option_menu->menu)->children;
- while (children)
- {
- child = children->data;
-
- if (active == child)
- break;
-
- if (gtk_widget_get_visible (child))
- {
- gtk_widget_get_child_requisition (child, &requisition);
- menu_ypos -= requisition.height;
- }
-
- children = children->next;
- }
-
- if (gtk_widget_get_direction (widget) == GTK_TEXT_DIR_RTL)
- menu_xpos = menu_xpos + widget->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_option_menu_show_all (GtkWidget *widget)
-{
- GtkContainer *container;
- GtkOptionMenu *option_menu;
-
- g_return_if_fail (GTK_IS_OPTION_MENU (widget));
- container = GTK_CONTAINER (widget);
- option_menu = GTK_OPTION_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_option_menu_hide_all (GtkWidget *widget)
-{
- GtkContainer *container;
-
- g_return_if_fail (GTK_IS_OPTION_MENU (widget));
- container = GTK_CONTAINER (widget);
-
- gtk_widget_hide (widget);
- gtk_container_foreach (container, (GtkCallback) gtk_widget_hide_all, NULL);
-}
-
-static gboolean
-gtk_option_menu_mnemonic_activate (GtkWidget *widget,
- gboolean group_cycling)
-{
- gtk_widget_grab_focus (widget);
- return TRUE;
-}
-
-static gint
-gtk_option_menu_scroll_event (GtkWidget *widget,
- GdkEventScroll *event)
-{
- GtkOptionMenu *option_menu = GTK_OPTION_MENU (widget);
- gint index;
- gint n_children;
- gint index_dir;
- GList *l;
- GtkMenuItem *item;
-
- index = gtk_option_menu_get_history (option_menu);
-
- if (index != -1)
- {
- n_children = g_list_length (GTK_MENU_SHELL (option_menu->menu)->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 (GTK_MENU_SHELL (option_menu->menu)->children, index);
- item = GTK_MENU_ITEM (l->data);
- if (gtk_widget_get_visible (GTK_WIDGET (item)) &&
- gtk_widget_is_sensitive (GTK_WIDGET (item)))
- {
- gtk_option_menu_set_history (option_menu, index);
- gtk_menu_item_activate (GTK_MENU_ITEM (item));
- break;
- }
-
- }
- }
-
- return TRUE;
-}
-
-#define __GTK_OPTION_MENU_C__
-#include "gtkaliasdef.c"
-
projects / ~andy / gtk / commitdiff