1 // Copyright (c) 2012 The Chromium Authors. All rights reserved.
2 // Use of this source code is governed by a BSD-style license that can be
3 // found in the LICENSE file.
5 #ifndef CHROME_BROWSER_UI_GTK_EXTENSIONS_EXTENSION_KEYBINDING_REGISTRY_GTK_H_
6 #define CHROME_BROWSER_UI_GTK_EXTENSIONS_EXTENSION_KEYBINDING_REGISTRY_GTK_H_
11 #include "base/compiler_specific.h"
12 #include "chrome/browser/extensions/extension_keybinding_registry.h"
13 #include "ui/base/accelerators/accelerator.h"
14 #include "ui/base/gtk/gtk_signal.h"
15 #include "ui/gfx/native_widget_types.h"
19 namespace extensions {
23 typedef struct _GtkAccelGroup GtkAccelGroup;
24 typedef struct _GdkEventKey GdkEventKey;
26 // The ExtensionKeybindingRegistryGtk is the GTK specialization of the
27 // ExtensionKeybindingRegistry class that handles turning keyboard shortcuts
28 // into events that get sent to the extension.
30 // ExtensionKeybindingRegistryGtk is a class that handles GTK-specific
31 // implemenation of the Extension Keybinding shortcuts (keyboard accelerators).
32 // Note: It keeps track of browserAction and pageAction commands, but does not
33 // route the events to them -- that is handled elsewhere. This class registers
34 // the accelerators on behalf of the extensions and routes the commands to them
35 // via the BrowserEventRouter.
36 class ExtensionKeybindingRegistryGtk
37 : public extensions::ExtensionKeybindingRegistry {
39 ExtensionKeybindingRegistryGtk(Profile* profile,
40 gfx::NativeWindow window,
41 ExtensionFilter extension_filter,
43 virtual ~ExtensionKeybindingRegistryGtk();
45 static void set_shortcut_handling_suspended(bool suspended) {
46 shortcut_handling_suspended_ = suspended;
48 static bool shortcut_handling_suspended() {
49 return shortcut_handling_suspended_;
52 // Whether this class has any registered keyboard shortcuts that correspond
54 gboolean HasPriorityHandler(const GdkEventKey* event) const;
57 // Overridden from ExtensionKeybindingRegistry:
58 virtual void AddExtensionKeybinding(
59 const extensions::Extension* extension,
60 const std::string& command_name) OVERRIDE;
61 virtual void RemoveExtensionKeybindingImpl(
62 const ui::Accelerator& accelerator,
63 const std::string& command_name) OVERRIDE;
66 // The accelerator handler for when the extension command shortcuts are
68 CHROMEG_CALLBACK_3(ExtensionKeybindingRegistryGtk, gboolean, OnGtkAccelerator,
69 GtkAccelGroup*, GObject*, guint, GdkModifierType);
71 // Keeps track of whether shortcut handling is currently suspended. Shortcuts
72 // are suspended briefly while capturing which shortcut to assign to an
73 // extension command in the Config UI. If handling isn't suspended while
74 // capturing then trying to assign Ctrl+F to a command would instead result
75 // in the Find box opening.
76 static bool shortcut_handling_suspended_;
78 // Weak pointer to the our profile. Not owned by us.
81 // The browser window the accelerators are associated with.
82 gfx::NativeWindow window_;
84 // The accelerator group used to handle accelerators, owned by this object.
85 GtkAccelGroup* accel_group_;
87 // The content notification registrar for listening to extension events.
88 content::NotificationRegistrar registrar_;
90 DISALLOW_COPY_AND_ASSIGN(ExtensionKeybindingRegistryGtk);
93 #endif // CHROME_BROWSER_UI_GTK_EXTENSIONS_EXTENSION_KEYBINDING_REGISTRY_GTK_H_