/* gtktoolitem.c * * Copyright (C) 2002 Anders Carlsson * Copyright (C) 2002 James Henstridge * Copyright (C) 2003 Soeren Sandmann * * 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, see . */ #include "config.h" #include "gtktoolitem.h" #include #include "gtkmarshalers.h" #include "gtktoolshell.h" #include "gtkseparatormenuitem.h" #include "gtksizerequest.h" #include "gtkintl.h" #include "gtkprivate.h" #include "gtkwidgetprivate.h" /** * SECTION:gtktoolitem * @short_description: The base class of widgets that can be added to GtkToolShell * @Title: GtkToolItem * @see_also: #GtkToolbar, #GtkToolButton, #GtkSeparatorToolItem * * #GtkToolItems are widgets that can appear on a toolbar. To * create a toolbar item that contain something else than a button, use * gtk_tool_item_new(). Use gtk_container_add() to add a child * widget to the tool item. * * For toolbar items that contain buttons, see the #GtkToolButton, * #GtkToggleToolButton and #GtkRadioToolButton classes. * * See the #GtkToolbar class for a description of the toolbar widget, and * #GtkToolShell for a description of the tool shell interface. */ /** * GtkToolItem: * * The GtkToolItem struct contains only private data. * It should only be accessed through the functions described below. */ enum { CREATE_MENU_PROXY, TOOLBAR_RECONFIGURED, LAST_SIGNAL }; enum { PROP_0, PROP_VISIBLE_HORIZONTAL, PROP_VISIBLE_VERTICAL, PROP_IS_IMPORTANT, }; struct _GtkToolItemPrivate { gchar *tip_text; gchar *tip_private; guint visible_horizontal : 1; guint visible_vertical : 1; guint homogeneous : 1; guint expand : 1; guint is_important : 1; gchar *menu_item_id; GtkWidget *menu_item; }; static void gtk_tool_item_finalize (GObject *object); static void gtk_tool_item_parent_cb (GObject *object, GParamSpec *pspec, gpointer user_data); static void gtk_tool_item_set_property (GObject *object, guint prop_id, const GValue *value, GParamSpec *pspec); static void gtk_tool_item_get_property (GObject *object, guint prop_id, GValue *value, GParamSpec *pspec); static void gtk_tool_item_property_notify (GObject *object, GParamSpec *pspec); static guint toolitem_signals[LAST_SIGNAL] = { 0 }; G_DEFINE_TYPE_WITH_CODE (GtkToolItem, gtk_tool_item, GTK_TYPE_BIN, G_ADD_PRIVATE (GtkToolItem)); static void gtk_tool_item_class_init (GtkToolItemClass *klass) { GObjectClass *object_class; GtkWidgetClass *widget_class; object_class = (GObjectClass *)klass; widget_class = (GtkWidgetClass *)klass; object_class->set_property = gtk_tool_item_set_property; object_class->get_property = gtk_tool_item_get_property; object_class->finalize = gtk_tool_item_finalize; object_class->notify = gtk_tool_item_property_notify; klass->create_menu_proxy = _gtk_tool_item_create_menu_proxy; g_object_class_install_property (object_class, PROP_VISIBLE_HORIZONTAL, g_param_spec_boolean ("visible-horizontal", P_("Visible when horizontal"), P_("Whether the toolbar item is visible when the toolbar is in a horizontal orientation."), TRUE, GTK_PARAM_READWRITE|G_PARAM_EXPLICIT_NOTIFY)); g_object_class_install_property (object_class, PROP_VISIBLE_VERTICAL, g_param_spec_boolean ("visible-vertical", P_("Visible when vertical"), P_("Whether the toolbar item is visible when the toolbar is in a vertical orientation."), TRUE, GTK_PARAM_READWRITE|G_PARAM_EXPLICIT_NOTIFY)); g_object_class_install_property (object_class, PROP_IS_IMPORTANT, g_param_spec_boolean ("is-important", P_("Is important"), P_("Whether the toolbar item is considered important. When TRUE, toolbar buttons show text in GTK_TOOLBAR_BOTH_HORIZ mode"), FALSE, GTK_PARAM_READWRITE|G_PARAM_EXPLICIT_NOTIFY)); /** * GtkToolItem::create-menu-proxy: * @tool_item: the object the signal was emitted on * * This signal is emitted when the toolbar needs information from @tool_item * about whether the item should appear in the toolbar overflow menu. In * response the tool item should either * * - call gtk_tool_item_set_proxy_menu_item() with a %NULL * pointer and return %TRUE to indicate that the item should not appear * in the overflow menu * * - call gtk_tool_item_set_proxy_menu_item() with a new menu * item and return %TRUE, or * * - return %FALSE to indicate that the signal was not handled by the item. * This means that the item will not appear in the overflow menu unless * a later handler installs a menu item. * * The toolbar may cache the result of this signal. When the tool item changes * how it will respond to this signal it must call gtk_tool_item_rebuild_menu() * to invalidate the cache and ensure that the toolbar rebuilds its overflow * menu. * * Returns: %TRUE if the signal was handled, %FALSE if not **/ toolitem_signals[CREATE_MENU_PROXY] = g_signal_new (I_("create-menu-proxy"), G_OBJECT_CLASS_TYPE (klass), G_SIGNAL_RUN_LAST, G_STRUCT_OFFSET (GtkToolItemClass, create_menu_proxy), _gtk_boolean_handled_accumulator, NULL, _gtk_marshal_BOOLEAN__VOID, G_TYPE_BOOLEAN, 0); /** * GtkToolItem::toolbar-reconfigured: * @tool_item: the object the signal was emitted on * * This signal is emitted when some property of the toolbar that the * item is a child of changes. For custom subclasses of #GtkToolItem, * the default handler of this signal use the functions * - gtk_tool_shell_get_orientation() * - gtk_tool_shell_get_style() * - gtk_tool_shell_get_icon_size() * to find out what the toolbar should look like and change * themselves accordingly. **/ toolitem_signals[TOOLBAR_RECONFIGURED] = g_signal_new (I_("toolbar-reconfigured"), G_OBJECT_CLASS_TYPE (klass), G_SIGNAL_RUN_LAST, G_STRUCT_OFFSET (GtkToolItemClass, toolbar_reconfigured), NULL, NULL, NULL, G_TYPE_NONE, 0); gtk_widget_class_set_css_name (widget_class, I_("toolitem")); } static void gtk_tool_item_init (GtkToolItem *toolitem) { gtk_widget_set_can_focus (GTK_WIDGET (toolitem), FALSE); toolitem->priv = gtk_tool_item_get_instance_private (toolitem); toolitem->priv->visible_horizontal = TRUE; toolitem->priv->visible_vertical = TRUE; toolitem->priv->homogeneous = FALSE; toolitem->priv->expand = FALSE; g_signal_connect (toolitem, "notify::parent", G_CALLBACK (gtk_tool_item_parent_cb), NULL); } static void gtk_tool_item_finalize (GObject *object) { GtkToolItem *item = GTK_TOOL_ITEM (object); g_free (item->priv->menu_item_id); if (item->priv->menu_item) g_object_unref (item->priv->menu_item); G_OBJECT_CLASS (gtk_tool_item_parent_class)->finalize (object); } static void gtk_tool_item_parent_cb (GObject *object, GParamSpec *pspec, gpointer user_data) { GtkToolItem *toolitem = GTK_TOOL_ITEM (object); if (gtk_widget_get_parent (GTK_WIDGET (toolitem)) != NULL) gtk_tool_item_toolbar_reconfigured (toolitem); } static void gtk_tool_item_set_property (GObject *object, guint prop_id, const GValue *value, GParamSpec *pspec) { GtkToolItem *toolitem = GTK_TOOL_ITEM (object); switch (prop_id) { case PROP_VISIBLE_HORIZONTAL: gtk_tool_item_set_visible_horizontal (toolitem, g_value_get_boolean (value)); break; case PROP_VISIBLE_VERTICAL: gtk_tool_item_set_visible_vertical (toolitem, g_value_get_boolean (value)); break; case PROP_IS_IMPORTANT: gtk_tool_item_set_is_important (toolitem, g_value_get_boolean (value)); break; default: G_OBJECT_WARN_INVALID_PROPERTY_ID (object, prop_id, pspec); break; } } static void gtk_tool_item_get_property (GObject *object, guint prop_id, GValue *value, GParamSpec *pspec) { GtkToolItem *toolitem = GTK_TOOL_ITEM (object); switch (prop_id) { case PROP_VISIBLE_HORIZONTAL: g_value_set_boolean (value, toolitem->priv->visible_horizontal); break; case PROP_VISIBLE_VERTICAL: g_value_set_boolean (value, toolitem->priv->visible_vertical); break; case PROP_IS_IMPORTANT: g_value_set_boolean (value, toolitem->priv->is_important); break; default: G_OBJECT_WARN_INVALID_PROPERTY_ID (object, prop_id, pspec); break; } } static void gtk_tool_item_property_notify (GObject *object, GParamSpec *pspec) { GtkToolItem *tool_item = GTK_TOOL_ITEM (object); if (tool_item->priv->menu_item && strcmp (pspec->name, "sensitive") == 0) gtk_widget_set_sensitive (tool_item->priv->menu_item, gtk_widget_get_sensitive (GTK_WIDGET (tool_item))); if (G_OBJECT_CLASS (gtk_tool_item_parent_class)->notify) G_OBJECT_CLASS (gtk_tool_item_parent_class)->notify (object, pspec); } gboolean _gtk_tool_item_create_menu_proxy (GtkToolItem *item) { return FALSE; } /** * gtk_tool_item_new: * * Creates a new #GtkToolItem * * Returns: the new #GtkToolItem **/ GtkToolItem * gtk_tool_item_new (void) { GtkToolItem *item; item = g_object_new (GTK_TYPE_TOOL_ITEM, NULL); return item; } /** * gtk_tool_item_get_ellipsize_mode: * @tool_item: a #GtkToolItem * * Returns the ellipsize mode used for @tool_item. Custom subclasses of * #GtkToolItem should call this function to find out how text should * be ellipsized. * * Returns: a #PangoEllipsizeMode indicating how text in @tool_item * should be ellipsized. **/ PangoEllipsizeMode gtk_tool_item_get_ellipsize_mode (GtkToolItem *tool_item) { GtkWidget *parent; g_return_val_if_fail (GTK_IS_TOOL_ITEM (tool_item), PANGO_ELLIPSIZE_NONE); parent = gtk_widget_get_parent (GTK_WIDGET (tool_item)); if (!parent || !GTK_IS_TOOL_SHELL (parent)) return PANGO_ELLIPSIZE_NONE; return gtk_tool_shell_get_ellipsize_mode (GTK_TOOL_SHELL (parent)); } /** * gtk_tool_item_get_orientation: * @tool_item: a #GtkToolItem * * Returns the orientation used for @tool_item. Custom subclasses of * #GtkToolItem should call this function to find out what size icons * they should use. * * Returns: a #GtkOrientation indicating the orientation * used for @tool_item **/ GtkOrientation gtk_tool_item_get_orientation (GtkToolItem *tool_item) { GtkWidget *parent; g_return_val_if_fail (GTK_IS_TOOL_ITEM (tool_item), GTK_ORIENTATION_HORIZONTAL); parent = gtk_widget_get_parent (GTK_WIDGET (tool_item)); if (!parent || !GTK_IS_TOOL_SHELL (parent)) return GTK_ORIENTATION_HORIZONTAL; return gtk_tool_shell_get_orientation (GTK_TOOL_SHELL (parent)); } /** * gtk_tool_item_get_toolbar_style: * @tool_item: a #GtkToolItem * * Returns the toolbar style used for @tool_item. Custom subclasses of * #GtkToolItem should call this function in the handler of the * GtkToolItem::toolbar_reconfigured signal to find out in what style * the toolbar is displayed and change themselves accordingly * * Possibilities are: * - %GTK_TOOLBAR_BOTH, meaning the tool item should show * both an icon and a label, stacked vertically * - %GTK_TOOLBAR_ICONS, meaning the toolbar shows only icons * - %GTK_TOOLBAR_TEXT, meaning the tool item should only show text * - %GTK_TOOLBAR_BOTH_HORIZ, meaning the tool item should show * both an icon and a label, arranged horizontally * * Returns: A #GtkToolbarStyle indicating the toolbar style used * for @tool_item. **/ GtkToolbarStyle gtk_tool_item_get_toolbar_style (GtkToolItem *tool_item) { GtkWidget *parent; g_return_val_if_fail (GTK_IS_TOOL_ITEM (tool_item), GTK_TOOLBAR_ICONS); parent = gtk_widget_get_parent (GTK_WIDGET (tool_item)); if (!parent || !GTK_IS_TOOL_SHELL (parent)) return GTK_TOOLBAR_ICONS; return gtk_tool_shell_get_style (GTK_TOOL_SHELL (parent)); } /** * gtk_tool_item_get_text_alignment: * @tool_item: a #GtkToolItem: * * Returns the text alignment used for @tool_item. Custom subclasses of * #GtkToolItem should call this function to find out how text should * be aligned. * * Returns: a #gfloat indicating the horizontal text alignment * used for @tool_item **/ gfloat gtk_tool_item_get_text_alignment (GtkToolItem *tool_item) { GtkWidget *parent; g_return_val_if_fail (GTK_IS_TOOL_ITEM (tool_item), GTK_ORIENTATION_HORIZONTAL); parent = gtk_widget_get_parent (GTK_WIDGET (tool_item)); if (!parent || !GTK_IS_TOOL_SHELL (parent)) return 0.5; return gtk_tool_shell_get_text_alignment (GTK_TOOL_SHELL (parent)); } /** * gtk_tool_item_get_text_orientation: * @tool_item: a #GtkToolItem * * Returns the text orientation used for @tool_item. Custom subclasses of * #GtkToolItem should call this function to find out how text should * be orientated. * * Returns: a #GtkOrientation indicating the text orientation * used for @tool_item */ GtkOrientation gtk_tool_item_get_text_orientation (GtkToolItem *tool_item) { GtkWidget *parent; g_return_val_if_fail (GTK_IS_TOOL_ITEM (tool_item), GTK_ORIENTATION_HORIZONTAL); parent = gtk_widget_get_parent (GTK_WIDGET (tool_item)); if (!parent || !GTK_IS_TOOL_SHELL (parent)) return GTK_ORIENTATION_HORIZONTAL; return gtk_tool_shell_get_text_orientation (GTK_TOOL_SHELL (parent)); } /** * gtk_tool_item_get_text_size_group: * @tool_item: a #GtkToolItem * * Returns the size group used for labels in @tool_item. * Custom subclasses of #GtkToolItem should call this function * and use the size group for labels. * * Returns: (transfer none): a #GtkSizeGroup */ GtkSizeGroup * gtk_tool_item_get_text_size_group (GtkToolItem *tool_item) { GtkWidget *parent; g_return_val_if_fail (GTK_IS_TOOL_ITEM (tool_item), NULL); parent = gtk_widget_get_parent (GTK_WIDGET (tool_item)); if (!parent || !GTK_IS_TOOL_SHELL (parent)) return NULL; return gtk_tool_shell_get_text_size_group (GTK_TOOL_SHELL (parent)); } /** * gtk_tool_item_set_expand: * @tool_item: a #GtkToolItem * @expand: Whether @tool_item is allocated extra space * * Sets whether @tool_item is allocated extra space when there * is more room on the toolbar then needed for the items. The * effect is that the item gets bigger when the toolbar gets bigger * and smaller when the toolbar gets smaller. */ void gtk_tool_item_set_expand (GtkToolItem *tool_item, gboolean expand) { g_return_if_fail (GTK_IS_TOOL_ITEM (tool_item)); expand = expand != FALSE; if (tool_item->priv->expand != expand) { tool_item->priv->expand = expand; gtk_widget_child_notify (GTK_WIDGET (tool_item), "expand"); gtk_widget_queue_resize (GTK_WIDGET (tool_item)); } } /** * gtk_tool_item_get_expand: * @tool_item: a #GtkToolItem * * Returns whether @tool_item is allocated extra space. * See gtk_tool_item_set_expand(). * * Returns: %TRUE if @tool_item is allocated extra space. **/ gboolean gtk_tool_item_get_expand (GtkToolItem *tool_item) { g_return_val_if_fail (GTK_IS_TOOL_ITEM (tool_item), FALSE); return tool_item->priv->expand; } /** * gtk_tool_item_set_homogeneous: * @tool_item: a #GtkToolItem * @homogeneous: whether @tool_item is the same size as other homogeneous items * * Sets whether @tool_item is to be allocated the same size as other * homogeneous items. The effect is that all homogeneous items will have * the same width as the widest of the items. **/ void gtk_tool_item_set_homogeneous (GtkToolItem *tool_item, gboolean homogeneous) { g_return_if_fail (GTK_IS_TOOL_ITEM (tool_item)); homogeneous = homogeneous != FALSE; if (tool_item->priv->homogeneous != homogeneous) { tool_item->priv->homogeneous = homogeneous; gtk_widget_child_notify (GTK_WIDGET (tool_item), "homogeneous"); gtk_widget_queue_resize (GTK_WIDGET (tool_item)); } } /** * gtk_tool_item_get_homogeneous: * @tool_item: a #GtkToolItem * * Returns whether @tool_item is the same size as other homogeneous * items. See gtk_tool_item_set_homogeneous(). * * Returns: %TRUE if the item is the same size as other homogeneous * items. **/ gboolean gtk_tool_item_get_homogeneous (GtkToolItem *tool_item) { g_return_val_if_fail (GTK_IS_TOOL_ITEM (tool_item), FALSE); return tool_item->priv->homogeneous; } /** * gtk_tool_item_get_is_important: * @tool_item: a #GtkToolItem * * Returns whether @tool_item is considered important. See * gtk_tool_item_set_is_important() * * Returns: %TRUE if @tool_item is considered important. **/ gboolean gtk_tool_item_get_is_important (GtkToolItem *tool_item) { g_return_val_if_fail (GTK_IS_TOOL_ITEM (tool_item), FALSE); return tool_item->priv->is_important; } /** * gtk_tool_item_set_is_important: * @tool_item: a #GtkToolItem * @is_important: whether the tool item should be considered important * * Sets whether @tool_item should be considered important. The #GtkToolButton * class uses this property to determine whether to show or hide its label * when the toolbar style is %GTK_TOOLBAR_BOTH_HORIZ. The result is that * only tool buttons with the “is_important” property set have labels, an * effect known as “priority text” **/ void gtk_tool_item_set_is_important (GtkToolItem *tool_item, gboolean is_important) { g_return_if_fail (GTK_IS_TOOL_ITEM (tool_item)); is_important = is_important != FALSE; if (is_important != tool_item->priv->is_important) { tool_item->priv->is_important = is_important; gtk_widget_queue_resize (GTK_WIDGET (tool_item)); g_object_notify (G_OBJECT (tool_item), "is-important"); } } /** * gtk_tool_item_set_tooltip_text: * @tool_item: a #GtkToolItem * @text: text to be used as tooltip for @tool_item * * Sets the text to be displayed as tooltip on the item. * See gtk_widget_set_tooltip_text(). **/ void gtk_tool_item_set_tooltip_text (GtkToolItem *tool_item, const gchar *text) { GtkWidget *child; g_return_if_fail (GTK_IS_TOOL_ITEM (tool_item)); child = gtk_bin_get_child (GTK_BIN (tool_item)); if (child) gtk_widget_set_tooltip_text (child, text); } /** * gtk_tool_item_set_tooltip_markup: * @tool_item: a #GtkToolItem * @markup: markup text to be used as tooltip for @tool_item * * Sets the markup text to be displayed as tooltip on the item. * See gtk_widget_set_tooltip_markup(). **/ void gtk_tool_item_set_tooltip_markup (GtkToolItem *tool_item, const gchar *markup) { GtkWidget *child; g_return_if_fail (GTK_IS_TOOL_ITEM (tool_item)); child = gtk_bin_get_child (GTK_BIN (tool_item)); if (child) gtk_widget_set_tooltip_markup (child, markup); } /** * gtk_tool_item_set_visible_horizontal: * @tool_item: a #GtkToolItem * @visible_horizontal: Whether @tool_item is visible when in horizontal mode * * Sets whether @tool_item is visible when the toolbar is docked horizontally. **/ void gtk_tool_item_set_visible_horizontal (GtkToolItem *toolitem, gboolean visible_horizontal) { g_return_if_fail (GTK_IS_TOOL_ITEM (toolitem)); visible_horizontal = visible_horizontal != FALSE; if (toolitem->priv->visible_horizontal != visible_horizontal) { toolitem->priv->visible_horizontal = visible_horizontal; g_object_notify (G_OBJECT (toolitem), "visible-horizontal"); gtk_widget_queue_resize (GTK_WIDGET (toolitem)); } } /** * gtk_tool_item_get_visible_horizontal: * @tool_item: a #GtkToolItem * * Returns whether the @tool_item is visible on toolbars that are * docked horizontally. * * Returns: %TRUE if @tool_item is visible on toolbars that are * docked horizontally. **/ gboolean gtk_tool_item_get_visible_horizontal (GtkToolItem *toolitem) { g_return_val_if_fail (GTK_IS_TOOL_ITEM (toolitem), FALSE); return toolitem->priv->visible_horizontal; } /** * gtk_tool_item_set_visible_vertical: * @tool_item: a #GtkToolItem * @visible_vertical: whether @tool_item is visible when the toolbar * is in vertical mode * * Sets whether @tool_item is visible when the toolbar is docked * vertically. Some tool items, such as text entries, are too wide to be * useful on a vertically docked toolbar. If @visible_vertical is %FALSE * @tool_item will not appear on toolbars that are docked vertically. **/ void gtk_tool_item_set_visible_vertical (GtkToolItem *toolitem, gboolean visible_vertical) { g_return_if_fail (GTK_IS_TOOL_ITEM (toolitem)); visible_vertical = visible_vertical != FALSE; if (toolitem->priv->visible_vertical != visible_vertical) { toolitem->priv->visible_vertical = visible_vertical; g_object_notify (G_OBJECT (toolitem), "visible-vertical"); gtk_widget_queue_resize (GTK_WIDGET (toolitem)); } } /** * gtk_tool_item_get_visible_vertical: * @tool_item: a #GtkToolItem * * Returns whether @tool_item is visible when the toolbar is docked vertically. * See gtk_tool_item_set_visible_vertical(). * * Returns: Whether @tool_item is visible when the toolbar is docked vertically **/ gboolean gtk_tool_item_get_visible_vertical (GtkToolItem *toolitem) { g_return_val_if_fail (GTK_IS_TOOL_ITEM (toolitem), FALSE); return toolitem->priv->visible_vertical; } /** * gtk_tool_item_retrieve_proxy_menu_item: * @tool_item: a #GtkToolItem * * Returns the #GtkMenuItem that was last set by * gtk_tool_item_set_proxy_menu_item(), ie. the #GtkMenuItem * that is going to appear in the overflow menu. * * Returns: (transfer none): The #GtkMenuItem that is going to appear in the * overflow menu for @tool_item. **/ GtkWidget * gtk_tool_item_retrieve_proxy_menu_item (GtkToolItem *tool_item) { gboolean retval; g_return_val_if_fail (GTK_IS_TOOL_ITEM (tool_item), NULL); g_signal_emit (tool_item, toolitem_signals[CREATE_MENU_PROXY], 0, &retval); return tool_item->priv->menu_item; } /** * gtk_tool_item_get_proxy_menu_item: * @tool_item: a #GtkToolItem * @menu_item_id: a string used to identify the menu item * * If @menu_item_id matches the string passed to * gtk_tool_item_set_proxy_menu_item() return the corresponding #GtkMenuItem. * * Custom subclasses of #GtkToolItem should use this function to * update their menu item when the #GtkToolItem changes. That the * @menu_item_ids must match ensures that a #GtkToolItem * will not inadvertently change a menu item that they did not create. * * Returns: (transfer none) (nullable): The #GtkMenuItem passed to * gtk_tool_item_set_proxy_menu_item(), if the @menu_item_ids * match. **/ GtkWidget * gtk_tool_item_get_proxy_menu_item (GtkToolItem *tool_item, const gchar *menu_item_id) { g_return_val_if_fail (GTK_IS_TOOL_ITEM (tool_item), NULL); g_return_val_if_fail (menu_item_id != NULL, NULL); if (tool_item->priv->menu_item_id && strcmp (tool_item->priv->menu_item_id, menu_item_id) == 0) return tool_item->priv->menu_item; return NULL; } /** * gtk_tool_item_rebuild_menu: * @tool_item: a #GtkToolItem * * Calling this function signals to the toolbar that the * overflow menu item for @tool_item has changed. If the * overflow menu is visible when this function it called, * the menu will be rebuilt. * * The function must be called when the tool item changes what it * will do in response to the #GtkToolItem::create-menu-proxy signal. */ void gtk_tool_item_rebuild_menu (GtkToolItem *tool_item) { GtkWidget *parent; GtkWidget *widget; g_return_if_fail (GTK_IS_TOOL_ITEM (tool_item)); widget = GTK_WIDGET (tool_item); parent = gtk_widget_get_parent (widget); if (GTK_IS_TOOL_SHELL (parent)) gtk_tool_shell_rebuild_menu (GTK_TOOL_SHELL (parent)); } /** * gtk_tool_item_set_proxy_menu_item: * @tool_item: a #GtkToolItem * @menu_item_id: a string used to identify @menu_item * @menu_item: (nullable): a #GtkMenuItem to use in the overflow menu, or %NULL * * Sets the #GtkMenuItem used in the toolbar overflow menu. The * @menu_item_id is used to identify the caller of this function and * should also be used with gtk_tool_item_get_proxy_menu_item(). * * See also #GtkToolItem::create-menu-proxy. **/ void gtk_tool_item_set_proxy_menu_item (GtkToolItem *tool_item, const gchar *menu_item_id, GtkWidget *menu_item) { g_return_if_fail (GTK_IS_TOOL_ITEM (tool_item)); g_return_if_fail (menu_item == NULL || GTK_IS_MENU_ITEM (menu_item)); g_return_if_fail (menu_item_id != NULL); g_free (tool_item->priv->menu_item_id); tool_item->priv->menu_item_id = g_strdup (menu_item_id); if (tool_item->priv->menu_item != menu_item) { if (tool_item->priv->menu_item) g_object_unref (tool_item->priv->menu_item); if (menu_item) { g_object_ref_sink (menu_item); gtk_widget_set_sensitive (menu_item, gtk_widget_get_sensitive (GTK_WIDGET (tool_item))); } tool_item->priv->menu_item = menu_item; } } /** * gtk_tool_item_toolbar_reconfigured: * @tool_item: a #GtkToolItem * * Emits the signal #GtkToolItem::toolbar_reconfigured on @tool_item. * #GtkToolbar and other #GtkToolShell implementations use this function * to notify children, when some aspect of their configuration changes. **/ void gtk_tool_item_toolbar_reconfigured (GtkToolItem *tool_item) { /* The slightely inaccurate name "gtk_tool_item_toolbar_reconfigured" was * choosen over "gtk_tool_item_tool_shell_reconfigured", since the function * emits the "toolbar-reconfigured" signal, not "tool-shell-reconfigured". * It's not possible to rename the signal, and emitting another name than * indicated by the function name would be quite confusing. That's the * price of providing stable APIs. */ g_return_if_fail (GTK_IS_TOOL_ITEM (tool_item)); g_signal_emit (tool_item, toolitem_signals[TOOLBAR_RECONFIGURED], 0); gtk_widget_queue_resize (GTK_WIDGET (tool_item)); }