Create render view for extensions on Linux.

Now when an extension is loaded, you will see its entry in the task manager.
However, on the shelf there is still only a placeholder label (I have to
work on setting proper size for the render widget).

TEST=none
http://crbug.com/16759

Review URL: http://codereview.chromium.org/159527

git-svn-id: svn://svn.chromium.org/chrome/trunk/src@21908 0039d316-1c4b-4281-b951-d872f2087c98

5 files changed, 73 insertions, 2 deletions

diff --git a/chrome/browser/extensions/extension_host.cc b/chrome/browser/extensions/extension_host.cc
index 276a432..78ec493 100644
--- a/chrome/browser/extensions/extension_host.cc
+++ b/chrome/browser/extensions/extension_host.cc
@@ -110,7 +110,7 @@ void ExtensionHost::CreateView(Browser* browser) {
   // hierarchy.
   view_->SetParentOwned(false);
 #elif defined(OS_LINUX)
-  // FIXME(phajdan.jr): Add extension view for GTK.
+  view_.reset(new ExtensionViewGtk(this));
 #else
   // TODO(port)
   NOTREACHED();
diff --git a/chrome/browser/extensions/extension_host.h b/chrome/browser/extensions/extension_host.h
index 66290e3..8961dfe 100644
--- a/chrome/browser/extensions/extension_host.h
+++ b/chrome/browser/extensions/extension_host.h
@@ -13,6 +13,8 @@
 #include "chrome/browser/tab_contents/render_view_host_delegate_helper.h"
 #if defined(TOOLKIT_VIEWS)
 #include "chrome/browser/views/extensions/extension_view.h"
+#elif defined(OS_LINUX)
+#include "chrome/browser/gtk/extension_view_gtk.h"
 #endif
 
 class Browser;
@@ -42,6 +44,8 @@ class ExtensionHost : public RenderViewHostDelegate,
 #if defined(TOOLKIT_VIEWS)
   void set_view(ExtensionView* view) { view_.reset(view); }
   ExtensionView* view() const { return view_.get(); }
+#elif defined(OS_LINUX)
+  ExtensionViewGtk* view() const { return view_.get(); }
 #endif
 
   // Create an ExtensionView and tie it to this host and |browser|.
@@ -127,9 +131,11 @@ class ExtensionHost : public RenderViewHostDelegate,
   // The profile that this host is tied to.
   Profile* profile_;
 
-#if defined(TOOLKIT_VIEWS)
   // Optional view that shows the rendered content in the UI.
+#if defined(TOOLKIT_VIEWS)
   scoped_ptr<ExtensionView> view_;
+#elif defined(OS_LINUX)
+  scoped_ptr<ExtensionViewGtk> view_;
 #endif
 
   // The host for our HTML content.
diff --git a/chrome/browser/gtk/extension_shelf_gtk.cc b/chrome/browser/gtk/extension_shelf_gtk.cc
index 9befd7d..5f3a4b9 100644
--- a/chrome/browser/gtk/extension_shelf_gtk.cc
+++ b/chrome/browser/gtk/extension_shelf_gtk.cc
@@ -24,6 +24,7 @@ class ExtensionShelfGtk::Toolstrip {
   explicit Toolstrip(ExtensionHost* host)
       : host_(host),
         extension_name_(host_->extension()->name()) {
+    DCHECK(host_->view());
     Init();
   }
 
diff --git a/chrome/browser/gtk/extension_view_gtk.cc b/chrome/browser/gtk/extension_view_gtk.cc
new file mode 100644
index 0000000..fc358cd
--- /dev/null
+++ b/chrome/browser/gtk/extension_view_gtk.cc
@@ -0,0 +1,31 @@
+// 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.
+
+#include "chrome/browser/gtk/extension_view_gtk.h"
+
+#include "chrome/browser/extensions/extension_host.h"
+#include "chrome/browser/renderer_host/render_view_host.h"
+#include "chrome/browser/renderer_host/render_widget_host_view_gtk.h"
+
+ExtensionViewGtk::ExtensionViewGtk(ExtensionHost* extension_host)
+    : extension_host_(extension_host),
+      render_widget_host_view_(NULL) {
+  CreateWidgetHostView();
+}
+
+gfx::NativeView ExtensionViewGtk::native_view() {
+  return render_widget_host_view_->native_view();
+}
+
+RenderViewHost* ExtensionViewGtk::render_view_host() const {
+  return extension_host_->render_view_host();
+}
+
+void ExtensionViewGtk::CreateWidgetHostView() {
+  DCHECK(!render_widget_host_view_);
+  render_widget_host_view_ = new RenderWidgetHostViewGtk(render_view_host());
+  render_widget_host_view_->InitAsChild();
+
+  extension_host_->CreateRenderView(render_widget_host_view_);
+}
diff --git a/chrome/browser/gtk/extension_view_gtk.h b/chrome/browser/gtk/extension_view_gtk.h
new file mode 100644
index 0000000..61e58fd4f
--- /dev/null
+++ b/chrome/browser/gtk/extension_view_gtk.h
@@ -0,0 +1,33 @@
+// 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_GTK_EXTENSION_VIEW_GTK_H_
+#define CHROME_BROWSER_GTK_EXTENSION_VIEW_GTK_H_
+
+#include "base/basictypes.h"
+#include "base/gfx/native_widget_types.h"
+
+class ExtensionHost;
+class RenderViewHost;
+class RenderWidgetHostViewGtk;
+
+class ExtensionViewGtk {
+ public:
+  explicit ExtensionViewGtk(ExtensionHost* extension_host);
+
+  gfx::NativeView native_view();
+
+ private:
+  RenderViewHost* render_view_host() const;
+
+  void CreateWidgetHostView();
+
+  ExtensionHost* extension_host_;
+
+  RenderWidgetHostViewGtk* render_widget_host_view_;
+
+  DISALLOW_COPY_AND_ASSIGN(ExtensionViewGtk);
+};
+
+#endif  // CHROME_BROWSER_GTK_EXTENSION_VIEW_GTK_H_