Creates a new TabContentsViewGtk for views based FE.

chrome/browser/views/tab_contents/tab_contents_view_gtk.h

+// Copyright (c) 2009 The Chromium Authors. All rights reserved. Use of this
+// source code is governed by a BSD-style license that can be found in the
+// LICENSE file.
+
+#ifndef CHROME_BROWSER_VIEWS_TAB_CONTENTS_TAB_CONTENTS_VIEW_GTK_H_
+#define CHROME_BROWSER_VIEWS_TAB_CONTENTS_TAB_CONTENTS_VIEW_GTK_H_
+
+#include "base/gfx/size.h"
+#include "base/scoped_ptr.h"
+#include "chrome/browser/tab_contents/tab_contents_view.h"
+#include "views/widget/widget_gtk.h"
+
+class RenderViewContextMenuWin;
+class SadTabView;
+namespace views {
+class NativeViewHost;
+}
+
+// Gtk-specific implementation of the TabContentsView for the views-based front
+// end. It is a WidgetGtk that contains all of the contents of the tab and
+// associated child views.
+class TabContentsViewGtk : public TabContentsView,
+                           public views::WidgetGtk {
+ public:
+  // The corresponding TabContents is passed in the constructor, and manages our
+  // lifetime. This doesn't need to be the case, but is this way currently
+  // because that's what was easiest when they were split.
+  explicit TabContentsViewGtk(TabContents* tab_contents);
+  virtual ~TabContentsViewGtk();
+
+  // TabContentsView implementation --------------------------------------------
+
+  virtual void CreateView();
+  virtual RenderWidgetHostView* CreateViewForWidget(
+      RenderWidgetHost* render_widget_host);
+  virtual gfx::NativeView GetNativeView() const;
+  virtual gfx::NativeView GetContentNativeView() const;
+  virtual gfx::NativeWindow GetTopLevelNativeWindow() const;
+  virtual void GetContainerBounds(gfx::Rect* out) const;
+  virtual void OnContentsDestroy();
+  virtual void SetPageTitle(const std::wstring& title);
+  virtual void OnTabCrashed();
+  virtual void SizeContents(const gfx::Size& size);
+  virtual void Focus();
+  virtual void SetInitialFocus();
+  virtual void StoreFocus();
+  virtual void RestoreFocus();
+
+  // Backend implementation of RenderViewHostDelegate::View.
+  virtual void ShowContextMenu(const ContextMenuParams& params);
+  virtual void StartDragging(const WebDropData& drop_data);
+  virtual void UpdateDragCursor(bool is_drop_target);
+  virtual void GotFocus();
+  virtual void TakeFocus(bool reverse);
+  virtual void HandleKeyboardEvent(const NativeWebKeyboardEvent& event);
+
+ private:
+  // Signal handlers -----------------------------------------------------------
+
+  // Handles notifying the TabContents and other operations when the window was
+  // shown or hidden.
+  void WasHidden();
+  void WasShown();
+
+  // Handles resizing of the contents. This will notify the RenderWidgetHostView
+  // of the change, reposition popups, and the find in page bar.
+  void WasSized(const gfx::Size& size);
+
+  // ---------------------------------------------------------------------------
+
+  // Used to render the sad tab. This will be non-NULL only when the sad tab is
+  // visible.
+  scoped_ptr<SadTabView> sad_tab_;
+
+  views::NativeViewHost* content_view_host_;
+
+  // Whether to ignore the next CHAR keyboard event.
+  bool ignore_next_char_event_;
+
+  // The context menu. Callbacks are asynchronous so we need to keep it around.
+  scoped_ptr<RenderViewContextMenuWin> context_menu_;
+
+  DISALLOW_COPY_AND_ASSIGN(TabContentsViewGtk);
+};
+
+#endif  // CHROME_BROWSER_VIEWS_TAB_CONTENTS_TAB_CONTENTS_VIEW_GTK_H_