gtk2/gtk/gtkapplication-quartz-menu.c

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/*
* Copyright © 2011 William Hua, Ryan Lortie
*
* 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 licence, 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/>.
*
* Author: William Hua <william@attente.ca>
* Ryan Lortie <desrt@desrt.ca>
*/
#include "config.h"
#include "gtkapplicationprivate.h"
#include "gtkmenutrackerprivate.h"
#include "gtkicontheme.h"
#include "gtkquartz.h"
#include <gdk/macos/gdkmacos.h>
#include <gdk/macos/gdkmacoskeymap-private.h>
#import <Cocoa/Cocoa.h>
#define ICON_SIZE 16
#define BLACK "#000000"
#define TANGO_CHAMELEON_3 "#4e9a06"
#define TANGO_ORANGE_2 "#f57900"
#define TANGO_SCARLET_RED_2 "#cc0000"
@interface GNSMenu : NSMenu
{
GtkMenuTracker *tracker;
}
- (id)initWithTitle:(NSString *)title model:(GMenuModel *)model observable:(GtkActionObservable *)observable;
- (id)initWithTitle:(NSString *)title trackerItem:(GtkMenuTrackerItem *)trackerItem;
@end
@interface NSMenuItem (GtkMenuTrackerItem)
+ (id)menuItemForTrackerItem:(GtkMenuTrackerItem *)trackerItem;
@end
@interface GNSMenuItem : NSMenuItem
{
GtkMenuTrackerItem *trackerItem;
gulong trackerItemChangedHandler;
GCancellable *cancellable;
BOOL isSpecial;
}
- (id)initWithTrackerItem:(GtkMenuTrackerItem *)aTrackerItem;
- (void)didChangeLabel;
- (void)didChangeIcon;
- (void)didChangeVisible;
- (void)didChangeToggled;
- (void)didChangeAccel;
- (void)didSelectItem:(id)sender;
- (BOOL)validateMenuItem:(NSMenuItem *)menuItem;
@end
static void
tracker_item_changed (GObject *object,
GParamSpec *pspec,
gpointer user_data)
{
GNSMenuItem *item = user_data;
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const char *name = g_param_spec_get_name (pspec);
if (name != NULL)
{
if (g_str_equal (name, "label"))
[item didChangeLabel];
else if (g_str_equal (name, "icon"))
[item didChangeIcon];
else if (g_str_equal (name, "is-visible"))
[item didChangeVisible];
else if (g_str_equal (name, "toggled"))
[item didChangeToggled];
else if (g_str_equal (name, "accel"))
[item didChangeAccel];
}
}
#if 0
static void
icon_loaded (GObject *object,
GAsyncResult *result,
gpointer user_data)
{
GtkIconPaintable *icon = GTK_ICON_PAINTABLE (object);
GNSMenuItem *item = user_data;
GError *error = NULL;
GdkPixbuf *pixbuf;
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int scale = 1;
#ifdef AVAILABLE_MAC_OS_X_VERSION_10_7_AND_LATER
/* we need a run-time check for the backingScaleFactor selector because we
* may be compiling on a 10.7 framework, but targeting a 10.6 one
*/
if ([[NSScreen mainScreen] respondsToSelector:@selector(backingScaleFactor)])
scale = roundf ([[NSScreen mainScreen] backingScaleFactor]);
#endif
pixbuf = gtk_icon_load_symbolic_finish (icon, result, NULL, &error);
if (pixbuf != NULL)
{
cairo_t *cr;
cairo_surface_t *surface;
NSImage *image;
surface = cairo_image_surface_create (CAIRO_FORMAT_ARGB32,
gdk_pixbuf_get_width (pixbuf),
gdk_pixbuf_get_height (pixbuf));
cr = cairo_create (surface);
cairo_set_operator (cr, CAIRO_OPERATOR_SOURCE);
gdk_cairo_set_source_pixbuf (cr, pixbuf, 0, 0);
cairo_paint (cr);
cairo_destroy (cr);
g_object_unref (pixbuf);
cairo_surface_set_device_scale (surface, scale, scale);
image = _gtk_quartz_create_image_from_surface (surface);
cairo_surface_destroy (surface);
if (image != NULL)
[item setImage:image];
else
[item setImage:nil];
}
else
{
/* on failure to load, clear the old icon */
if (!g_error_matches (error, G_IO_ERROR, G_IO_ERROR_CANCELLED))
[item setImage:nil];
g_error_free (error);
}
}
#endif
@implementation GNSMenuItem
- (BOOL)validateMenuItem:(NSMenuItem *)menuItem
{
return gtk_menu_tracker_item_get_sensitive (trackerItem) ? YES : NO;
}
- (id)initWithTrackerItem:(GtkMenuTrackerItem *)aTrackerItem
{
self = [super initWithTitle:@""
action:@selector(didSelectItem:)
keyEquivalent:@""];
if (self != nil)
{
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const char *special = gtk_menu_tracker_item_get_special (aTrackerItem);
if (special && g_str_equal (special, "hide-this"))
{
[self setAction:@selector(hide:)];
[self setTarget:NSApp];
}
else if (special && g_str_equal (special, "hide-others"))
{
[self setAction:@selector(hideOtherApplications:)];
[self setTarget:NSApp];
}
else if (special && g_str_equal (special, "show-all"))
{
[self setAction:@selector(unhideAllApplications:)];
[self setTarget:NSApp];
}
else if (special && g_str_equal (special, "services-submenu"))
{
[self setSubmenu:[[[NSMenu alloc] init] autorelease]];
[NSApp setServicesMenu:[self submenu]];
[self setTarget:self];
}
else
[self setTarget:self];
trackerItem = g_object_ref (aTrackerItem);
trackerItemChangedHandler = g_signal_connect (trackerItem, "notify", G_CALLBACK (tracker_item_changed), self);
isSpecial = (special != NULL);
[self didChangeLabel];
[self didChangeIcon];
[self didChangeVisible];
[self didChangeToggled];
[self didChangeAccel];
if (gtk_menu_tracker_item_get_has_link (trackerItem, G_MENU_LINK_SUBMENU))
[self setSubmenu:[[[GNSMenu alloc] initWithTitle:[self title] trackerItem:trackerItem] autorelease]];
}
return self;
}
- (void)dealloc
{
if (cancellable != NULL)
{
g_cancellable_cancel (cancellable);
g_clear_object (&cancellable);
}
g_signal_handler_disconnect (trackerItem, trackerItemChangedHandler);
g_object_unref (trackerItem);
[super dealloc];
}
- (void)didChangeLabel
{
const char *label = gtk_menu_tracker_item_get_label (trackerItem);
NSString *title = [NSString stringWithUTF8String:label ? : ""];
if (isSpecial)
{
NSRange range = [title rangeOfString:@"%s"];
if (range.location != NSNotFound)
{
NSBundle *bundle = [NSBundle mainBundle];
NSString *name = [[bundle localizedInfoDictionary] objectForKey:@"CFBundleName"];
if (name == nil)
name = [[bundle infoDictionary] objectForKey:@"CFBundleName"];
if (name == nil)
name = [[NSProcessInfo processInfo] processName];
if (name != nil)
title = [title stringByReplacingCharactersInRange:range withString:name];
}
}
[self setTitle:title];
}
- (void)didChangeIcon
{
#if 0
GIcon *icon = gtk_menu_tracker_item_get_icon (trackerItem);
if (cancellable != NULL)
{
g_cancellable_cancel (cancellable);
g_clear_object (&cancellable);
}
if (icon != NULL)
{
static gboolean parsed;
static GdkRGBA foreground;
static GdkRGBA success;
static GdkRGBA warning;
static GdkRGBA error;
GtkIconTheme *theme;
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GtkIconPaintable *icon;
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int scale = 1;
if (!parsed)
{
gdk_rgba_parse (&foreground, BLACK);
gdk_rgba_parse (&success, TANGO_CHAMELEON_3);
gdk_rgba_parse (&warning, TANGO_ORANGE_2);
gdk_rgba_parse (&error, TANGO_SCARLET_RED_2);
parsed = TRUE;
}
theme = gtk_icon_theme_get_for_display (gdk_display_get_default ());
#ifdef AVAILABLE_MAC_OS_X_VERSION_10_7_AND_LATER
/* we need a run-time check for the backingScaleFactor selector because we
* may be compiling on a 10.7 framework, but targeting a 10.6 one
*/
if ([[NSScreen mainScreen] respondsToSelector:@selector(backingScaleFactor)])
scale = roundf ([[NSScreen mainScreen] backingScaleFactor]);
#endif
icon = gtk_icon_theme_lookup_by_gicon (theme, icon, ICON_SIZE, scale, 0);
if (icon != NULL)
{
cancellable = g_cancellable_new ();
gtk_icon_load_symbolic_async (icon, &foreground, &success, &warning, &error,
cancellable, icon_loaded, self);
g_object_unref (icon);
return;
}
}
#endif
[self setImage:nil];
}
- (void)didChangeVisible
{
[self setHidden:gtk_menu_tracker_item_get_is_visible (trackerItem) ? NO : YES];
}
- (void)didChangeToggled
{
G_GNUC_BEGIN_IGNORE_DEPRECATIONS
[self setState:gtk_menu_tracker_item_get_toggled (trackerItem) ? NSOnState : NSOffState];
G_GNUC_END_IGNORE_DEPRECATIONS
}
- (void)didChangeAccel
{
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const char *accel = gtk_menu_tracker_item_get_accel (trackerItem);
if (accel != NULL)
{
guint key;
GdkModifierType mask;
unichar character;
NSUInteger modifiers;
gtk_accelerator_parse (accel, &key, &mask);
character = _gdk_macos_keymap_get_equivalent (key);
[self setKeyEquivalent:[NSString stringWithCharacters:&character length:1]];
modifiers = 0;
if (mask & GDK_SHIFT_MASK)
modifiers |= NSEventModifierFlagShift;
if (mask & GDK_CONTROL_MASK)
modifiers |= NSEventModifierFlagControl;
if (mask & GDK_ALT_MASK)
modifiers |= NSEventModifierFlagOption;
if (mask & GDK_META_MASK)
modifiers |= NSEventModifierFlagCommand;
[self setKeyEquivalentModifierMask:modifiers];
}
else
{
[self setKeyEquivalent:@""];
[self setKeyEquivalentModifierMask:0];
}
}
- (void)didSelectItem:(id)sender
{
gtk_menu_tracker_item_activated (trackerItem);
}
@end
@implementation NSMenuItem (GtkMenuTrackerItem)
+ (id)menuItemForTrackerItem:(GtkMenuTrackerItem *)trackerItem
{
if (gtk_menu_tracker_item_get_is_separator (trackerItem))
return [NSMenuItem separatorItem];
return [[[GNSMenuItem alloc] initWithTrackerItem:trackerItem] autorelease];
}
@end
static void
menu_item_inserted (GtkMenuTrackerItem *item,
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int position,
gpointer user_data)
{
GNSMenu *menu = user_data;
[menu insertItem:[NSMenuItem menuItemForTrackerItem:item] atIndex:position];
}
static void
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menu_item_removed (int position,
gpointer user_data)
{
GNSMenu *menu = user_data;
[menu removeItemAtIndex:position];
}
@implementation GNSMenu
- (id)initWithTitle:(NSString *)title model:(GMenuModel *)model observable:(GtkActionObservable *)observable
{
self = [super initWithTitle:title];
if (self != nil)
{
tracker = gtk_menu_tracker_new (observable,
model,
NO,
YES,
YES,
NULL,
menu_item_inserted,
menu_item_removed,
self);
}
return self;
}
- (id)initWithTitle:(NSString *)title trackerItem:(GtkMenuTrackerItem *)trackerItem
{
self = [super initWithTitle:title];
if (self != nil)
{
tracker = gtk_menu_tracker_new_for_item_link (trackerItem,
G_MENU_LINK_SUBMENU,
YES,
YES,
menu_item_inserted,
menu_item_removed,
self);
}
return self;
}
- (void)dealloc
{
gtk_menu_tracker_free (tracker);
[super dealloc];
}
@end
void
gtk_application_impl_quartz_setup_menu (GMenuModel *model,
GtkActionMuxer *muxer)
{
NSMenu *menu;
if (model != NULL)
menu = [[GNSMenu alloc] initWithTitle:@"Main Menu" model:model observable:GTK_ACTION_OBSERVABLE (muxer)];
else
menu = [[NSMenu alloc] init];
[NSApp setMainMenu:menu];
[menu release];
}