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gtkmenubutton: Add menu button widget

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As used in Totem and gnome-contacts. The widget
takes either a GtkMenu or a GMenuModel to construct
its menu, and can be given a parent widget to use to
position the drop-down (as used in GtkMenuToolButton).

https://bugzilla.gnome.org/show_bug.cgi?id=668013
This commit is contained in:
Bastien Nocera 2012-05-29 18:39:37 +01:00
parent ffe1e31a2c
commit 9fef2dc0d1
11 changed files with 1039 additions and 0 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

1
docs/reference/gtk/Makefile.am
View File

@ -43,6 +43,7 @@ IGNORE_HFILES= \
gtkintl.h \ gtkintl.h \
gtkkeyhash.h \ gtkkeyhash.h \
gtkmarshal.h \ gtkmarshal.h \
gtkmenuprivate.h \
gtkmnemonichash.h \ gtkmnemonichash.h \
gtkpathbar.h \ gtkpathbar.h \
gtkplugprivate.h \ gtkplugprivate.h \

1
docs/reference/gtk/gtk-docs.sgml
View File

@ -118,6 +118,7 @@
<xi:include href="xml/gtkvolumebutton.xml" /> <xi:include href="xml/gtkvolumebutton.xml" />
<xi:include href="xml/gtkswitch.xml" /> <xi:include href="xml/gtkswitch.xml" />
<xi:include href="xml/gtklockbutton.xml" /> <xi:include href="xml/gtklockbutton.xml" />
<xi:include href="xml/gtkmenubutton.xml" />
</chapter> </chapter>
<chapter id="NumericEntry"> <chapter id="NumericEntry">

25
docs/reference/gtk/gtk3-sections.txt
View File

@ -2124,6 +2124,31 @@ GtkMenuBarPrivate
gtk_menu_bar_get_type gtk_menu_bar_get_type
</SECTION> </SECTION>
<SECTION>
<FILE>gtkmenubutton</FILE>
<TITLE>GtkMenuButton</TITLE>
GtkMenuButton
gtk_menu_button_new
gtk_menu_button_set_menu
gtk_menu_button_get_menu
gtk_menu_button_set_menu_model
gtk_menu_button_get_menu_model
gtk_menu_button_set_direction
gtk_menu_button_get_direction
gtk_menu_button_set_align_widget
gtk_menu_button_get_align_widget
<SUBSECTION Standard>
GTK_TYPE_MENU_BUTTON
GTK_MENU_BUTTON
GTK_MENU_BUTTON_CLASS
GTK_IS_MENU_BUTTON
GTK_IS_MENU_BUTTON_CLASS
GTK_MENU_BUTTON_GET_CLASS
<SUBSECTION Private>
GtkMenuButtonrPrivate
gtk_menu_button_get_type
</SECTION>
<SECTION> <SECTION>
<FILE>gtkmenuitem</FILE> <FILE>gtkmenuitem</FILE>
<TITLE>GtkMenuItem</TITLE> <TITLE>GtkMenuItem</TITLE>

3
gtk/Makefile.am
View File

@ -271,6 +271,7 @@ gtk_public_h_sources = \
gtkmain.h \ gtkmain.h \
gtkmenu.h \ gtkmenu.h \
gtkmenubar.h \ gtkmenubar.h \
gtkmenubutton.h \
gtkmenuitem.h \ gtkmenuitem.h \
gtkmenushell.h \ gtkmenushell.h \
gtkmenutoolbutton.h \ gtkmenutoolbutton.h \
@ -480,6 +481,7 @@ gtk_private_h_sources = \
gtkimcontextsimpleseqs.h \ gtkimcontextsimpleseqs.h \
gtkintl.h \ gtkintl.h \
gtkkeyhash.h \ gtkkeyhash.h \
gtkmenubuttonprivate.h \
gtkmenuprivate.h \ gtkmenuprivate.h \
gtkmenuitemprivate.h \ gtkmenuitemprivate.h \
gtkmenushellprivate.h \ gtkmenushellprivate.h \
@ -733,6 +735,7 @@ gtk_base_c_sources = \
gtkmarshalers.c \ gtkmarshalers.c \
gtkmenu.c \ gtkmenu.c \
gtkmenubar.c \ gtkmenubar.c \
gtkmenubutton.c \
gtkmenuitem.c \ gtkmenuitem.c \
gtkmenushell.c \ gtkmenushell.c \
gtkmenutoolbutton.c \ gtkmenutoolbutton.c \

1
gtk/gtk.h
View File

@ -128,6 +128,7 @@
#include <gtk/gtkmain.h> #include <gtk/gtkmain.h>
#include <gtk/gtkmenu.h> #include <gtk/gtkmenu.h>
#include <gtk/gtkmenubar.h> #include <gtk/gtkmenubar.h>
#include <gtk/gtkmenubutton.h>
#include <gtk/gtkmenuitem.h> #include <gtk/gtkmenuitem.h>
#include <gtk/gtkmenushell.h> #include <gtk/gtkmenushell.h>
#include <gtk/gtkmenutoolbutton.h> #include <gtk/gtkmenutoolbutton.h>

10
gtk/gtk.symbols
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@ -1549,6 +1549,16 @@ gtk_menu_bar_new
gtk_menu_bar_new_from_model gtk_menu_bar_new_from_model
gtk_menu_bar_set_child_pack_direction gtk_menu_bar_set_child_pack_direction
gtk_menu_bar_set_pack_direction gtk_menu_bar_set_pack_direction
gtk_menu_button_get_type
gtk_menu_button_new
gtk_menu_button_get_align_widget
gtk_menu_button_get_direction
gtk_menu_button_get_menu
gtk_menu_button_get_menu_model
gtk_menu_button_set_align_widget
gtk_menu_button_set_direction
gtk_menu_button_set_menu
gtk_menu_button_set_menu_model
gtk_menu_detach gtk_menu_detach
gtk_menu_direction_type_get_type gtk_menu_direction_type_get_type
gtk_menu_get_accel_group gtk_menu_get_accel_group

784
gtk/gtkmenubutton.c Normal file
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@ -0,0 +1,784 @@
/* GTK - The GIMP Toolkit
*
* Copyright (C) 2003 Ricardo Fernandez Pascual
* Copyright (C) 2004 Paolo Borelli
* Copyright (C) 2012 Bastien Nocera
*
* 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 <http://www.gnu.org/licenses/>.
*/
/**
* SECTION:gtkmenubutton
* @Short_description: A widget that shows a menu when clicked on
* @Title: GtkMenuButton
*
* The #GtkMenuButton widget is used to display a menu when clicked on.
* This menu can be provided either as a #GtkMenu, or an abstract #GMenuModel.
*
* The #GtkMenuButton widget can hold any valid child widget. That is, it can hold
* almost any other standard #GtkWidget. The most commonly used child is the
* provided #GtkArrow.
*/
#include "config.h"
#include "gtkmenubutton.h"
#include "gtkmenubuttonprivate.h"
#include "gtkarrow.h"
#include "gtkprivate.h"
#include "gtkintl.h"
struct _GtkMenuButtonPrivate
{
GtkWidget *menu;
GMenuModel *model;
GtkMenuButtonShowMenuCallback func;
gpointer user_data;
GtkArrowType arrow_type;
GtkWidget *align_widget;
gpointer arrow_widget;
};
enum
{
PROP_0,
PROP_MENU,
PROP_MODEL,
PROP_ALIGN_WIDGET,
PROP_DIRECTION
};
G_DEFINE_TYPE(GtkMenuButton, gtk_menu_button, GTK_TYPE_TOGGLE_BUTTON)
static void gtk_menu_button_finalize (GObject *object);
static void
gtk_menu_button_set_property (GObject *object,
guint property_id,
const GValue *value,
GParamSpec *pspec)
{
GtkMenuButton *self = GTK_MENU_BUTTON (object);
switch (property_id)
{
case PROP_MENU:
gtk_menu_button_set_menu (self, g_value_get_object (value));
break;
case PROP_MODEL:
gtk_menu_button_set_menu_model (self, g_value_get_object (value));
break;
case PROP_ALIGN_WIDGET:
gtk_menu_button_set_align_widget (self, g_value_get_object (value));
break;
case PROP_DIRECTION:
gtk_menu_button_set_direction (self, g_value_get_enum (value));
break;
default:
G_OBJECT_WARN_INVALID_PROPERTY_ID (object, property_id, pspec);
}
}
static void
gtk_menu_button_get_property (GObject *object,
guint property_id,
GValue *value,
GParamSpec *pspec)
{
GtkMenuButtonPrivate *priv = GTK_MENU_BUTTON (object)->priv;
switch (property_id)
{
case PROP_MENU:
g_value_set_object (value, priv->menu);
break;
case PROP_MODEL:
g_value_set_object (value, priv->model);
break;
case PROP_ALIGN_WIDGET:
g_value_set_object (value, priv->align_widget);
break;
case PROP_DIRECTION:
g_value_set_enum (value, priv->arrow_type);
break;
default:
G_OBJECT_WARN_INVALID_PROPERTY_ID (object, property_id, pspec);
}
}
static void
gtk_menu_button_state_flags_changed (GtkWidget *widget,
GtkStateFlags previous_state_flags)
{
GtkMenuButton *button = GTK_MENU_BUTTON (widget);
GtkMenuButtonPrivate *priv = button->priv;
if (!gtk_widget_is_sensitive (widget) && priv->menu)
gtk_menu_shell_deactivate (GTK_MENU_SHELL (priv->menu));
}
static void
menu_position_down_func (GtkMenu *menu,
int *x,
int *y,
gboolean *push_in,
GtkMenuButton *menu_button)
{
GtkMenuButtonPrivate *priv = menu_button->priv;
GtkWidget *widget = GTK_WIDGET (menu_button);
GtkRequisition menu_req;
GtkTextDirection direction;
GdkRectangle monitor;
gint monitor_num;
GdkScreen *screen;
GdkWindow *window;
GtkAllocation allocation, arrow_allocation;
gtk_widget_get_preferred_size (GTK_WIDGET (priv->menu),
&menu_req, NULL);
direction = gtk_widget_get_direction (widget);
window = gtk_widget_get_window (priv->align_widget ? priv->align_widget : widget);
screen = gtk_widget_get_screen (GTK_WIDGET (menu));
monitor_num = gdk_screen_get_monitor_at_window (screen, window);
if (monitor_num < 0)
monitor_num = 0;
gdk_screen_get_monitor_workarea (screen, monitor_num, &monitor);
gtk_widget_get_allocation (priv->align_widget ? priv->align_widget : widget, &allocation);
gtk_widget_get_allocation (widget, &arrow_allocation);
gdk_window_get_origin (window, x, y);
*x += allocation.x;
*y += allocation.y;
if (direction == GTK_TEXT_DIR_LTR)
*x += MAX (allocation.width - menu_req.width, 0);
else if (menu_req.width > allocation.width)
*x -= menu_req.width - allocation.width;
if ((*y + arrow_allocation.height + menu_req.height) <= monitor.y + monitor.height)
*y += arrow_allocation.height;
else if ((*y - menu_req.height) >= monitor.y)
*y -= menu_req.height;
else if (monitor.y + monitor.height - (*y + arrow_allocation.height) > *y)
*y += arrow_allocation.height;
else
*y -= menu_req.height;
*push_in = FALSE;
}
static void
menu_position_up_func (GtkMenu *menu,
gint *x,
gint *y,
gboolean *push_in,
GtkMenuButton *menu_button)
{
GtkMenuButtonPrivate *priv = menu_button->priv;
GtkWidget *widget = GTK_WIDGET (menu_button);
GtkRequisition menu_req;
GtkTextDirection direction;
GdkRectangle monitor;
gint monitor_num;
GdkScreen *screen;
GdkWindow *window;
GtkAllocation allocation, arrow_allocation;
gtk_widget_get_preferred_size (GTK_WIDGET (priv->menu),
&menu_req, NULL);
direction = gtk_widget_get_direction (widget);
window = gtk_widget_get_window (priv->align_widget ? priv->align_widget : widget);
screen = gtk_widget_get_screen (GTK_WIDGET (menu));
monitor_num = gdk_screen_get_monitor_at_window (screen, window);
if (monitor_num < 0)
monitor_num = 0;
gdk_screen_get_monitor_workarea (screen, monitor_num, &monitor);
gtk_widget_get_allocation (priv->align_widget ? priv->align_widget : widget, &allocation);
gtk_widget_get_allocation (widget, &arrow_allocation);
gdk_window_get_origin (window, x, y);
*x += allocation.x;
*y += allocation.y;
if (direction == GTK_TEXT_DIR_LTR)
*x += MAX (allocation.width - menu_req.width, 0);
else if (menu_req.width > allocation.width)
*x -= menu_req.width - allocation.width;
*y -= menu_req.height;
/* If we're going to clip the top, pop down instead */
if (*y < monitor.y)
{
menu_position_down_func (menu, x, y, push_in, menu_button);
return;
}
*push_in = FALSE;
}
static void
menu_position_side_func (GtkMenu *menu,
int *x,
int *y,
gboolean *push_in,
GtkMenuButton *menu_button)
{
GtkMenuButtonPrivate *priv = menu_button->priv;
GtkAllocation toggle_allocation;
GtkWidget *widget = GTK_WIDGET (menu_button);
GtkRequisition menu_req;
GdkRectangle monitor;
gint monitor_num;
GdkScreen *screen;
GdkWindow *window;
gtk_widget_get_preferred_size (GTK_WIDGET (priv->menu),
&menu_req, NULL);
window = gtk_widget_get_window (widget);
screen = gtk_widget_get_screen (GTK_WIDGET (menu));
monitor_num = gdk_screen_get_monitor_at_window (screen, window);
if (monitor_num < 0)
monitor_num = 0;
gdk_screen_get_monitor_workarea (screen, monitor_num, &monitor);
gdk_window_get_origin (gtk_button_get_event_window (GTK_BUTTON (menu_button)), x, y);
gtk_widget_get_allocation (widget, &toggle_allocation);
if (priv->arrow_type == GTK_ARROW_RIGHT)
*x += toggle_allocation.width;
else
*x -= menu_req.width;
if (*y + menu_req.height > monitor.y + monitor.height &&
*y + toggle_allocation.height - monitor.y > monitor.y + monitor.height - *y)
*y += toggle_allocation.height - menu_req.height;
*push_in = FALSE;
}
static void
popup_menu (GtkMenuButton *menu_button,
GdkEventButton *event)
{
GtkMenuButtonPrivate *priv = menu_button->priv;
GtkMenuPositionFunc func;
if (priv->func)
priv->func (priv->user_data);
if (!priv->menu)
return;
switch (priv->arrow_type)
{
case GTK_ARROW_UP:
func = (GtkMenuPositionFunc) menu_position_up_func;
break;
case GTK_ARROW_LEFT:
case GTK_ARROW_RIGHT:
func = (GtkMenuPositionFunc) menu_position_side_func;
break;
default:
func = (GtkMenuPositionFunc) menu_position_down_func;
break;
}
gtk_menu_popup_for_device (GTK_MENU (priv->menu), event->device, NULL, NULL,
func,
GTK_WIDGET (menu_button),
NULL,
event ? event->button : 0,
event ? event->time : gtk_get_current_event_time ());
}
static void
gtk_menu_button_toggled (GtkToggleButton *button)
{
GtkMenuButton *menu_button = GTK_MENU_BUTTON (button);
GtkMenuButtonPrivate *priv = menu_button->priv;
if (!priv->menu)
return;
if (gtk_toggle_button_get_active (button) &&
!gtk_widget_get_visible (GTK_WIDGET (priv->menu)))
{
/* we get here only when the menu is activated by a key
* press, so that we can select the first menu item
*/
popup_menu (menu_button, NULL);
gtk_menu_shell_select_first (GTK_MENU_SHELL (priv->menu), FALSE);
}
}
static gboolean
gtk_menu_button_button_press_event (GtkWidget *widget,
GdkEventButton *event)
{
if (event->button == GDK_BUTTON_PRIMARY)
{
popup_menu (GTK_MENU_BUTTON (widget), event);
gtk_toggle_button_set_active (GTK_TOGGLE_BUTTON (widget), TRUE);
return TRUE;
}
return GTK_WIDGET_CLASS (gtk_menu_button_parent_class)->button_press_event (widget, event);
}
static void
gtk_menu_button_class_init (GtkMenuButtonClass *klass)
{
GObjectClass *gobject_class = G_OBJECT_CLASS (klass);
GtkWidgetClass *widget_class = GTK_WIDGET_CLASS (klass);
GtkToggleButtonClass *toggle_button_class = GTK_TOGGLE_BUTTON_CLASS (klass);
g_type_class_add_private (klass, sizeof (GtkMenuButtonPrivate));
gobject_class->set_property = gtk_menu_button_set_property;
gobject_class->get_property = gtk_menu_button_get_property;
gobject_class->finalize = gtk_menu_button_finalize;
widget_class->state_flags_changed = gtk_menu_button_state_flags_changed;
widget_class->button_press_event = gtk_menu_button_button_press_event;
toggle_button_class->toggled = gtk_menu_button_toggled;
/**
* GtkMenuButton:menu:
*
* The #GtkMenu that will be popped up when the button is clicked.
*
* Since: 3.6
*/
g_object_class_install_property (gobject_class,
PROP_MENU,
g_param_spec_object ("menu",
P_("menu"),
P_("The dropdown menu."),
GTK_TYPE_MENU,
G_PARAM_READWRITE));
/**
* GtkMenuButton:menu-model:
*
* The #GMenuModel from which the menu to pop up will be created.
* See gtk_menu_button_set_menu_model() for the interaction with the
* #GtkMenuButton:menu property.
*
* Since: 3.6
*/
g_object_class_install_property (gobject_class,
PROP_MODEL,
g_param_spec_object ("menu-model",
P_("menu-model"),
P_("The dropdown menu's model."),
G_TYPE_MENU_MODEL,
G_PARAM_READWRITE));
/**
* GtkMenuButton:align-widget:
*
* The #GtkWidget to use to align the popup menu with.
*
* Since: 3.6
*/
g_object_class_install_property (gobject_class,
PROP_ALIGN_WIDGET,
g_param_spec_object ("align-widget",
P_("align-widget"),
P_("The parent widget which the menu should align with."),
GTK_TYPE_CONTAINER,
G_PARAM_READWRITE));
/**
* GtkMenuButton:direction:
*
* The #GtkArrowType representing the direction in which the
* menu will be popped out.
*
* Since: 3.6
*/
g_object_class_install_property (gobject_class,
PROP_DIRECTION,
g_param_spec_enum ("direction",
P_("direction"),
P_("The direction the arrow should point."),
GTK_TYPE_ARROW_TYPE,
GTK_ARROW_DOWN,
G_PARAM_READWRITE));
}
static void
add_arrow (GtkMenuButton *menu_button)
{
GtkWidget *arrow;
arrow = gtk_arrow_new (menu_button->priv->arrow_type, GTK_SHADOW_NONE);
gtk_container_add (GTK_CONTAINER (menu_button), arrow);
gtk_widget_show (arrow);
menu_button->priv->arrow_widget = arrow;
}
static void
gtk_menu_button_init (GtkMenuButton *menu_button)
{
GtkMenuButtonPrivate *priv;
priv = G_TYPE_INSTANCE_GET_PRIVATE (menu_button, GTK_TYPE_MENU_BUTTON, GtkMenuButtonPrivate);
menu_button->priv = priv;
priv->arrow_type = GTK_ARROW_DOWN;
add_arrow (menu_button);
gtk_widget_set_sensitive (GTK_WIDGET (menu_button), FALSE);
}
/**
* gtk_menu_button_new:
*
* Creates a new #GtkMenuButton widget with downwards-pointing
* arrow as the only child. You can replace the child widget
* with another #GtkWidget should you wish to.
*
* Returns: The newly created #GtkMenuButton widget.
*
* Since: 3.6
*/
GtkWidget *
gtk_menu_button_new (void)
{
return g_object_new (GTK_TYPE_MENU_BUTTON, NULL);
}
/* Callback for the "deactivate" signal on the pop-up menu.
* This is used so that we unset the state of the toggle button
* when the pop-up menu disappears.
*/
static int
menu_deactivate_cb (GtkMenuShell *menu_shell,
GtkMenuButton *menu_button)
{
gtk_toggle_button_set_active (GTK_TOGGLE_BUTTON (menu_button), FALSE);
return TRUE;
}
static void
menu_detacher (GtkWidget *widget,
GtkMenu *menu)
{
GtkMenuButtonPrivate *priv = GTK_MENU_BUTTON (widget)->priv;
g_return_if_fail (priv->menu == (GtkWidget *) menu);
priv->menu = NULL;
}
/* This function is used in GtkMenuToolButton, the call back will
* be called when GtkMenuToolButton would have emitted the "show-menu"
* signal.
*/
void
_gtk_menu_button_set_menu_with_func (GtkMenuButton *menu_button,
GtkWidget *menu,
GtkMenuButtonShowMenuCallback func,
gpointer user_data)
{
GtkMenuButtonPrivate *priv;
g_return_if_fail (GTK_IS_MENU_BUTTON (menu_button));
g_return_if_fail (GTK_IS_MENU (menu) || menu == NULL);
priv = menu_button->priv;
priv->func = func;
priv->user_data = user_data;
if (priv->menu == GTK_WIDGET (menu))
return;
if (priv->menu)
{
if (gtk_widget_get_visible (GTK_WIDGET (priv->menu)))
gtk_menu_shell_deactivate (GTK_MENU_SHELL (priv->menu));
}
if (priv->menu)
{
g_signal_handlers_disconnect_by_func (priv->menu,
menu_deactivate_cb,
menu_button);
gtk_menu_detach (GTK_MENU (priv->menu));
}
priv->menu = menu;
if (priv->menu)
{
gtk_menu_attach_to_widget (GTK_MENU (priv->menu), GTK_WIDGET (menu_button),
menu_detacher);
gtk_widget_set_sensitive (GTK_WIDGET (menu_button), TRUE);
g_signal_connect (priv->menu, "deactivate",
G_CALLBACK (menu_deactivate_cb), menu_button);
}
else
{
gtk_widget_set_sensitive (GTK_WIDGET (menu_button), FALSE);
}
g_object_notify (G_OBJECT (menu_button), "menu");
g_object_notify (G_OBJECT (menu_button), "menu-model");
}
/**
* gtk_menu_button_set_menu:
* @menu_button: a #GtkMenuButton
* @menu: (allow-none): a #GtkMenu
*
* Sets the #GtkMenu that will be popped up when the button is clicked,
* or %NULL to disable the button. If #GtkMenuButton:menu-model is set,
* it will be set to %NULL.
*
* Since: 3.6
*/
void
gtk_menu_button_set_menu (GtkMenuButton *menu_button,
GtkWidget *menu)
{
GtkMenuButtonPrivate *priv;
g_return_if_fail (GTK_IS_MENU_BUTTON (menu_button));
g_return_if_fail (GTK_IS_MENU (menu) || menu == NULL);
priv = menu_button->priv;
g_clear_object (&priv->model);
_gtk_menu_button_set_menu_with_func (menu_button, menu, NULL, NULL);
}
/**
* gtk_menu_button_get_menu:
* @menu_button: a #GtkMenuButton
*
* Returns the #GtkMenu that pops out of the button.
*
* Returns: (transfer none): a #GtkMenu or %NULL.
*
* Since: 3.6
*/
GtkMenu *
gtk_menu_button_get_menu (GtkMenuButton *menu_button)
{
g_return_val_if_fail (GTK_IS_MENU_BUTTON (menu_button), NULL);
return GTK_MENU (menu_button->priv->menu);
}
/**
* gtk_menu_button_set_menu_model:
* @menu_button: a #GtkMenuButton
* @menu_model: (allow-none): a #GMenuModel
*
* Sets the #GMenuModel from which the #GtkMenuButton:menu property will be
* filled in, or %NULL to disable the button.
*
* The #GtkMenu will be created with gtk_menu_new_from_model(), so actions
* will be connected as documented there.
*
* If you #GtkMenuButton:menu * is already set, then its content will be lost
* and replaced by our newly created #GtkMenu.
*
* Since: 3.6
*/
void
gtk_menu_button_set_menu_model (GtkMenuButton *menu_button,
GMenuModel *menu_model)
{
GtkMenuButtonPrivate *priv;
GtkWidget *menu;
g_return_if_fail (GTK_IS_MENU_BUTTON (menu_button));
g_return_if_fail (G_IS_MENU_MODEL (menu_model) || menu_model == NULL);
priv = menu_button->priv;
g_clear_object (&priv->model);
if (menu_model == NULL)
{
gtk_menu_button_set_menu (menu_button, NULL);
return;
}
priv->model = g_object_ref (menu_model);
menu = gtk_menu_new_from_model (menu_model);
gtk_widget_show_all (menu);
gtk_menu_button_set_menu (menu_button, menu);
}
/**
* gtk_menu_button_get_menu_model:
* @menu_button: a #GtkMenuButton
*
* Returns the #GMenuModel used to generate the menu.
*
* Returns: (transfer none): a #GMenuModel or %NULL.
*
* Since: 3.6
*/
GMenuModel *
gtk_menu_button_get_menu_model (GtkMenuButton *menu_button)
{
g_return_val_if_fail (GTK_IS_MENU_BUTTON (menu_button), NULL);
return menu_button->priv->model;
}
/**
* gtk_menu_button_set_align_widget:
* @menu_button: a #GtkMenuButton
* @align_widget: (allow-none): a #GtkWidget
*
* Sets the #GtkWidget to use to line the menu with when popped up. Note that
* the @align_widget must contain the #GtkMenuButton itself.
*
* Setting it to %NULL means that the popup menu will be aligned with the
* button itself.
*
* Since: 3.6
*/
void
gtk_menu_button_set_align_widget (GtkMenuButton *menu_button,
GtkWidget *align_widget)
{
GtkMenuButtonPrivate *priv;
g_return_if_fail (GTK_IS_MENU_BUTTON (menu_button));
g_return_if_fail (align_widget == NULL || gtk_widget_is_ancestor (GTK_WIDGET (menu_button), align_widget));
priv = menu_button->priv;
if (priv->align_widget == align_widget)
return;
priv->align_widget = align_widget;
if (priv->align_widget)
g_object_add_weak_pointer (G_OBJECT (priv->align_widget), (gpointer *) &priv->align_widget);
g_object_notify (G_OBJECT (menu_button), "align-widget");
}
/**
* gtk_menu_button_get_align_widget:
* @menu_button: a #GtkMenuButton
*
* Returns the parent #GtkWidget to use to line up with menu.
*
* Returns: (transfer none): a #GtkWidget value or %NULL.
*
* Since: 3.6
*/
GtkWidget *
gtk_menu_button_get_align_widget (GtkMenuButton *menu_button)
{
g_return_val_if_fail (GTK_IS_MENU_BUTTON (menu_button), NULL);
return menu_button->priv->align_widget;
}
/**
* gtk_menu_button_set_direction:
* @menu_button: a #GtkMenuButton
* @direction: a #GtkArrowType
*
* Sets the direction in which the menu will be popped up, as
* well as changing the arrow's direction. The child will not
* be changed to an arrow if it was customized.
*
* If the menu when popped out would have collided with screen edges,
* we will do our best to keep it inside the screen and fully visible.
*
* If you pass GTK_ARROW_NONE for a @direction, the menu will behave
* as if you passed GTK_ARROW_DOWN (although you won't see any arrows).
*
* Since: 3.6
*/
void
gtk_menu_button_set_direction (GtkMenuButton *menu_button,
GtkArrowType direction)
{
GtkMenuButtonPrivate *priv = menu_button->priv;
GtkWidget *child;
g_return_if_fail (GTK_IS_MENU_BUTTON (menu_button));
if (priv->arrow_type == direction)
return;
priv->arrow_type = direction;
/* Is it custom content? We don't change that */
child = gtk_bin_get_child (GTK_BIN (menu_button));
if (priv->arrow_widget != child)
return;
gtk_arrow_set (GTK_ARROW (child), priv->arrow_type, GTK_SHADOW_NONE);
}
/**
* gtk_menu_button_get_direction:
* @menu_button: a #GtkMenuButton
*
* Returns the direction the menu will be pointing at when popped up.
*
* Returns: a #GtkArrowType value.
*
* Since: 3.6
*/
GtkArrowType
gtk_menu_button_get_direction (GtkMenuButton *menu_button)
{
g_return_val_if_fail (GTK_IS_MENU_BUTTON (menu_button), GTK_ARROW_DOWN);
return menu_button->priv->arrow_type;
}
static void
gtk_menu_button_finalize (GObject *object)
{
GtkMenuButtonPrivate *priv = GTK_MENU_BUTTON (object)->priv;
if (priv->menu)
{
g_signal_handlers_disconnect_by_func (priv->menu,
menu_deactivate_cb,
object);
gtk_menu_detach (GTK_MENU (priv->menu));
}
g_clear_object (&priv->model);
G_OBJECT_CLASS (gtk_menu_button_parent_class)->finalize (object);
}

93
gtk/gtkmenubutton.h Normal file
View File

@ -0,0 +1,93 @@
/* GTK - The GIMP Toolkit
*
* Copyright (C) 2003 Ricardo Fernandez Pascual
* Copyright (C) 2004 Paolo Borelli
* Copyright (C) 2012 Bastien Nocera
*
* 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 <http://www.gnu.org/licenses/>.
*/
#if !defined (__GTK_H_INSIDE__) && !defined (GTK_COMPILATION)
#error "Only <gtk/gtk.h> can be included directly."
#endif
#ifndef __GTK_MENU_BUTTON_H__
#define __GTK_MENU_BUTTON_H__
#include <gtk/gtk.h>
G_BEGIN_DECLS
#define GTK_TYPE_MENU_BUTTON (gtk_menu_button_get_type ())
#define GTK_MENU_BUTTON(obj) (G_TYPE_CHECK_INSTANCE_CAST ((obj), GTK_TYPE_MENU_BUTTON, GtkMenuButton))
#define GTK_MENU_BUTTON_CLASS(klass) (G_TYPE_CHECK_CLASS_CAST ((klass), GTK_TYPE_MENU_BUTTON, GtkMenuButtonClass))
#define GTK_IS_MENU_BUTTON(obj) (G_TYPE_CHECK_INSTANCE_TYPE ((obj), GTK_TYPE_MENU_BUTTON))
#define GTK_IS_MENU_BUTTON_CLASS(klass) (G_TYPE_CHECK_CLASS_TYPE ((klass), GTK_TYPE_MENU_BUTTON))
#define GTK_MENU_BUTTON_GET_CLASS(obj) (G_TYPE_INSTANCE_GET_CLASS ((obj), GTK_TYPE_MENU_BUTTON, GtkMenuButtonClass))
typedef struct _GtkMenuButton GtkMenuButton;
typedef struct _GtkMenuButtonClass GtkMenuButtonClass;
typedef struct _GtkMenuButtonPrivate GtkMenuButtonPrivate;
struct _GtkMenuButton
{
GtkToggleButton parent;
/*< private >*/
GtkMenuButtonPrivate *priv;
};
struct _GtkMenuButtonClass
{
GtkToggleButtonClass parent_class;
/* Padding for future expansion */
void (*_gtk_reserved1) (void);
void (*_gtk_reserved2) (void);
void (*_gtk_reserved3) (void);
void (*_gtk_reserved4) (void);
};
GDK_AVAILABLE_IN_3_6
GType gtk_menu_button_get_type (void) G_GNUC_CONST;
GDK_AVAILABLE_IN_3_6
GtkWidget *gtk_menu_button_new (void);
GDK_AVAILABLE_IN_3_6
void gtk_menu_button_set_menu (GtkMenuButton *menu_button,
GtkWidget *menu);
GDK_AVAILABLE_IN_3_6
GtkMenu *gtk_menu_button_get_menu (GtkMenuButton *menu_button);
GDK_AVAILABLE_IN_3_6
void gtk_menu_button_set_direction (GtkMenuButton *menu_button,
GtkArrowType direction);
GDK_AVAILABLE_IN_3_6
GtkArrowType gtk_menu_button_get_direction (GtkMenuButton *menu_button);
GDK_AVAILABLE_IN_3_6
void gtk_menu_button_set_menu_model (GtkMenuButton *menu_button,
GMenuModel *menu_model);
GDK_AVAILABLE_IN_3_6
GMenuModel *gtk_menu_button_get_menu_model (GtkMenuButton *menu_button);
GDK_AVAILABLE_IN_3_6
void gtk_menu_button_set_align_widget (GtkMenuButton *menu_button,
GtkWidget *align_widget);
GDK_AVAILABLE_IN_3_6
GtkWidget *gtk_menu_button_get_align_widget (GtkMenuButton *menu_button);
G_END_DECLS
#endif /* __GTK_MENU_BUTTON_H__ */

37
gtk/gtkmenubuttonprivate.h Normal file
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@ -0,0 +1,37 @@
/* GTK - The GIMP Toolkit
*
* Copyright (C) 2003 Ricardo Fernandez Pascual
* Copyright (C) 2004 Paolo Borelli
* Copyright (C) 2012 Bastien Nocera
*
* 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 <http://www.gnu.org/licenses/>.
*/
#ifndef __GTK_MENU_BUTTON_PRIVATE_H__
#define __GTK_MENU_BUTTON_PRIVATE_H__
#include <gtk/gtkmenubutton.h>
G_BEGIN_DECLS
typedef void (* GtkMenuButtonShowMenuCallback) (gpointer user_data);
void _gtk_menu_button_set_menu_with_func (GtkMenuButton *menu_button,
GtkWidget *menu,
GtkMenuButtonShowMenuCallback func,
gpointer user_data);
G_END_DECLS
#endif /* __GTK_MENU_BUTTON_PRIVATE_H__ */

6
tests/Makefile.am
View File

@ -67,6 +67,7 @@ noinst_PROGRAMS = $(TEST_PROGS) \
testkineticscrolling \ testkineticscrolling \
testlockbutton \ testlockbutton \
testmenubars \ testmenubars \
testmenubutton \
testmountoperation \ testmountoperation \
testmultidisplay \ testmultidisplay \
testmultiscreen \ testmultiscreen \
@ -186,6 +187,7 @@ testimage_DEPENDENCIES = $(TEST_DEPS)
testkineticscrolling_DEPENDENCIES = $(TEST_DEPS) testkineticscrolling_DEPENDENCIES = $(TEST_DEPS)
testlockbutton_DEPENDENCIES = $(TEST_DEPS) testlockbutton_DEPENDENCIES = $(TEST_DEPS)
testmenubars_DEPENDENCIES = $(TEST_DEPS) testmenubars_DEPENDENCIES = $(TEST_DEPS)
testmenubutton_DEPENDENCIES = $(TEST_DEPS)
testmountoperation_DEPENDENCIES = $(TEST_DEPS) testmountoperation_DEPENDENCIES = $(TEST_DEPS)
testmultidisplay_DEPENDENCIES = $(TEST_DEPS) testmultidisplay_DEPENDENCIES = $(TEST_DEPS)
testmultiscreen_DEPENDENCIES = $(TEST_DEPS) testmultiscreen_DEPENDENCIES = $(TEST_DEPS)
@ -305,6 +307,10 @@ testtoolbar_SOURCES = \
testtoolbar.c \ testtoolbar.c \
prop-editor.c prop-editor.c
testmenubutton_SOURCES = \
testmenubutton.c \
prop-editor.c
testprint_SOURCES = \ testprint_SOURCES = \
testprint.c \ testprint.c \
testprintfileoperation.h \ testprintfileoperation.h \

78
tests/testmenubutton.c Normal file
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@ -0,0 +1,78 @@
#include <gtk/gtk.h>
#include "prop-editor.h"
int main (int argc, char **argv)
{
GtkWidget *window;
GtkWidget *button;
GtkWidget *grid;
GtkWidget *entry;
GtkWidget *menu_widget;
guint i;
GMenu *menu;
gtk_init (&argc, &argv);
window = gtk_window_new (GTK_WINDOW_TOPLEVEL);
gtk_window_resize (GTK_WINDOW (window), 400, 300);
grid = gtk_grid_new ();
gtk_container_add (GTK_CONTAINER (window), grid);
/* Button next to entry */
entry = gtk_entry_new ();
gtk_grid_attach (GTK_GRID (grid),
entry,
0, 0,
1, 1);
button = gtk_menu_button_new ();
gtk_grid_attach (GTK_GRID (grid),
button,
1, 0,
1, 1);
/* Button with GtkMenu */
menu_widget = gtk_menu_new ();
for (i = 5; i > 0; i--) {
GtkWidget *item;
char *label;
label = g_strdup_printf ("Item %d", i);
item = gtk_menu_item_new_with_label (label);
g_free (label);
gtk_menu_attach (GTK_MENU (menu_widget),
item,
0, 1,
i - 1, i);
}
gtk_widget_show_all (menu_widget);
button = gtk_menu_button_new ();
gtk_menu_button_set_menu (GTK_MENU_BUTTON (button), menu_widget);
gtk_grid_attach (GTK_GRID (grid),
button,
1, 1,
1, 1);
gtk_widget_show (create_prop_editor (G_OBJECT (button), 0));
/* Button with GMenuModel */
menu = g_menu_new ();
for (i = 5; i > 0; i--) {
char *label;
label = g_strdup_printf ("Item %d", i);
g_menu_insert (menu, i - 1, label, NULL);
g_free (label);
}
button = gtk_menu_button_new ();
gtk_menu_button_set_menu_model (GTK_MENU_BUTTON (button), G_MENU_MODEL (menu));
gtk_grid_attach (GTK_GRID (grid),
button,
1, 2,
1, 1);
gtk_widget_show_all (window);
gtk_main ();
return 0;
}