linux_aura: Port GtkKeybindingsHandler to Aura.

chrome/browser/ui/libgtk2ui/gtk2_key_bindings_handler.h

Index: chrome/browser/ui/libgtk2ui/gtk2_key_bindings_handler.h
diff --git a/content/browser/renderer_host/gtk_key_bindings_handler.h b/chrome/browser/ui/libgtk2ui/gtk2_key_bindings_handler.h
similarity index 74%
copy from content/browser/renderer_host/gtk_key_bindings_handler.h
copy to chrome/browser/ui/libgtk2ui/gtk2_key_bindings_handler.h
index 9006f5d0727163882f7305a24abc0f5295703c66..7cd7e291c4c24d0bc934dae4475119d38674d74c 100644
--- a/content/browser/renderer_host/gtk_key_bindings_handler.h
+++ b/chrome/browser/ui/libgtk2ui/gtk2_key_bindings_handler.h
@@ -2,19 +2,23 @@
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
-#ifndef CONTENT_BROWSER_RENDERER_HOST_GTK_KEY_BINDINGS_HANDLER_H_
-#define CONTENT_BROWSER_RENDERER_HOST_GTK_KEY_BINDINGS_HANDLER_H_
+#ifndef CHROME_BROWSER_UI_LIBGTK2UI_GTK2_KEY_BINDINGS_HANDLER_H_
+#define CHROME_BROWSER_UI_LIBGTK2UI_GTK2_KEY_BINDINGS_HANDLER_H_
 
 #include <gtk/gtk.h>
 
 #include <string>
 
-#include "content/common/edit_command.h"
-#include "content/common/content_export.h"
-#include "ui/base/gtk/owned_widget_gtk.h"
+#include "base/event_types.h"
+#include "chrome/browser/ui/libgtk2ui/owned_widget_gtk2.h"
+#include "content/public/browser/keybinding_handler_aurax11.h"
+#include "content/public/common/edit_command.h"
 
 namespace content {
 struct NativeWebKeyboardEvent;
+}
+
+namespace libgtk2ui {
 
 // This class is a convenience class for handling editor key bindings defined
 // in gtk keyboard theme.
@@ -35,22 +39,20 @@ struct NativeWebKeyboardEvent;
 // definition of webkit edit commands.
 // See webkit/glue/editor_client_impl.cc for key bindings predefined in our
 // webkit glue.
-class CONTENT_EXPORT GtkKeyBindingsHandler {
+class Gtk2KeyBindingsHandler : public content::KeybindingHandlerAuraX11 {
  public:
-  explicit GtkKeyBindingsHandler(GtkWidget* parent_widget);
-  ~GtkKeyBindingsHandler();
+  Gtk2KeyBindingsHandler();
+  virtual ~Gtk2KeyBindingsHandler();
 
-  // Matches a key event against predefined gtk key bindings, false will be
-  // returned if the key event doesn't correspond to a predefined key binding.
-  // Edit commands matched with |wke| will be stored in |edit_commands|.
-  bool Match(const NativeWebKeyboardEvent& wke,
-             EditCommands* edit_commands);
+  // Overridden from content::KeybindingHandlerAuraX11:
+  virtual bool Match(const content::NativeWebKeyboardEvent& wke,
+                     content::EditCommands* edit_commands) OVERRIDE;
 
  private:
   // Object structure of Handler class, which is derived from GtkTextView.
   struct Handler {
     GtkTextView parent_object;
-    GtkKeyBindingsHandler *owner;
+    Gtk2KeyBindingsHandler *owner;
   };
 
   // Class structure of Handler class.
@@ -64,6 +66,10 @@ class CONTENT_EXPORT GtkKeyBindingsHandler {
   // Adds an edit command to the key event.
   void EditCommandMatched(const std::string& name, const std::string& value);
 
+  // Builds a fake GdkEventKey from an XEvent.
+  void BuildGdkEventKeyFromXEvent(const base::NativeEvent& xevent,
+                                  GdkEventKey* gdk_event);
+
   // Initializes Handler structure.
   static void HandlerInit(Handler *self);
 
@@ -73,8 +79,8 @@ class CONTENT_EXPORT GtkKeyBindingsHandler {
   // Registeres Handler class to GObject type system and return its type id.
   static GType HandlerGetType();
 
-  // Gets the GtkKeyBindingsHandler object which owns the Handler object.
-  static GtkKeyBindingsHandler* GetHandlerOwner(GtkTextView* text_view);
+  // Gets the Gtk2KeyBindingsHandler object which owns the Handler object.
+  static Gtk2KeyBindingsHandler* GetHandlerOwner(GtkTextView* text_view);
 
   // Handler of "backspace" signal.
   static void BackSpace(GtkTextView* text_view);
@@ -121,12 +127,17 @@ class CONTENT_EXPORT GtkKeyBindingsHandler {
   // Handler of "move-focus" signal.
   static void MoveFocus(GtkWidget* widget, GtkDirectionType arg1);
 
-  ui::OwnedWidgetGtk handler_;
+  GtkWidget* fake_window_;
+
+  libgtk2ui::OwnedWidgetGtk handler_;
 
   // Buffer to store the match results.
-  EditCommands edit_commands_;
+  content::EditCommands edit_commands_;
+
+  // Whether the current X server has the XKeyboard extension.
+  bool has_xkb_;
 };
 
-}  // namespace content
+}  // namespace libgtk2ui
 
-#endif  // CONTENT_BROWSER_RENDERER_HOST_GTK_KEY_BINDINGS_HANDLER_H_
+#endif  // CHROME_BROWSER_UI_LIBGTK2UI_GTK2_KEY_BINDINGS_HANDLER_H_