content: Move constrained window code from TabContents to TabContentsWrapper

chrome/browser/ui/gtk/constrained_window_gtk.cc

 // Copyright (c) 2011 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/ui/gtk/constrained_window_gtk.h"
 
 #include <gdk/gdkkeysyms.h>
 
 #include "chrome/browser/ui/browser_list.h"
+#include "chrome/browser/ui/constrained_window_tab_helper.h"
 #include "chrome/browser/ui/gtk/gtk_util.h"
+#include "chrome/browser/ui/tab_contents/tab_contents_wrapper.h"
 #include "content/browser/browser_thread.h"
 #include "content/browser/tab_contents/tab_contents.h"
 #include "ui/base/gtk/gtk_hig_constants.h"
 
 #if defined(TOUCH_UI)
 #include "chrome/browser/ui/views/tab_contents/tab_contents_view_views.h"
 #elif defined(TOOLKIT_VIEWS)
 #include "chrome/browser/ui/views/tab_contents/native_tab_contents_view_gtk.h"
 #include "chrome/browser/ui/views/tab_contents/tab_contents_view_views.h"
 #else
 #include "chrome/browser/tab_contents/tab_contents_view_gtk.h"
 #endif
 
 ConstrainedWindowGtkDelegate::~ConstrainedWindowGtkDelegate() {
 }
 
 bool ConstrainedWindowGtkDelegate::GetBackgroundColor(GdkColor* color) {
   return false;
 }
 
 bool ConstrainedWindowGtkDelegate::ShouldHaveBorderPadding() const {
   return true;
 }
 
 ConstrainedWindowGtk::ConstrainedWindowGtk(
-    TabContents* owner, ConstrainedWindowGtkDelegate* delegate)
-    : owner_(owner),
+    TabContentsWrapper* wrapper, ConstrainedWindowGtkDelegate* delegate)
+    : wrapper_(wrapper),
       delegate_(delegate),
       visible_(false),
       factory_(this) {
-  DCHECK(owner);
+  DCHECK(wrapper);
   DCHECK(delegate);
   GtkWidget* dialog = delegate->GetWidgetRoot();
 
   // Unlike other users of CreateBorderBin, we need a dedicated frame around
   // our "window".
   GtkWidget* ebox = gtk_event_box_new();
   GtkWidget* frame = gtk_frame_new(NULL);
   gtk_frame_set_shadow_type(GTK_FRAME(frame), GTK_SHADOW_OUT);
 
   GtkWidget* alignment = gtk_alignment_new(0.0, 0.0, 1.0, 1.0);
@@ skipping 18 matching lines @@
   gtk_container_add(GTK_CONTAINER(frame), alignment);
   gtk_container_add(GTK_CONTAINER(ebox), frame);
   border_.Own(ebox);
 
   gtk_widget_add_events(widget(), GDK_KEY_PRESS_MASK);
   g_signal_connect(widget(), "key-press-event", G_CALLBACK(OnKeyPressThunk),
                    this);
   g_signal_connect(widget(), "hierarchy-changed",
                    G_CALLBACK(OnHierarchyChangedThunk), this);
 
-  owner->AddConstrainedDialog(this);
+  wrapper_->constrained_window_tab_helper()->AddConstrainedDialog(this);
 }
 
 ConstrainedWindowGtk::~ConstrainedWindowGtk() {
   border_.Destroy();
 }
 
 void ConstrainedWindowGtk::ShowConstrainedWindow() {
   gtk_widget_show_all(border_.get());
 
   // We collaborate with TabContentsView and stick ourselves in the
   // TabContentsView's floating container.
   ContainingView()->AttachConstrainedWindow(this);
 
   visible_ = true;
 }
 
 void ConstrainedWindowGtk::CloseConstrainedWindow() {
   if (visible_)
     ContainingView()->RemoveConstrainedWindow(this);
   delegate_->DeleteDelegate();
-  owner_->WillClose(this);
+  wrapper_->constrained_window_tab_helper()->WillClose(this);
 
   delete this;
 }
 
 void ConstrainedWindowGtk::FocusConstrainedWindow() {
   GtkWidget* focus_widget = delegate_->GetFocusWidget();
   if (!focus_widget)
     return;
 
   // The user may have focused another tab. In this case do not grab focus
   // until this tab is refocused.
-  if ((!owner_->delegate() ||
-          owner_->delegate()->ShouldFocusConstrainedWindow()) &&
+  ConstrainedWindowTabHelper* helper =
+      wrapper_->constrained_window_tab_helper();
+  if ((!helper->delegate() ||
+       helper->delegate()->ShouldFocusConstrainedWindow()) &&
       gtk_util::IsWidgetAncestryVisible(focus_widget)) {
     gtk_widget_grab_focus(focus_widget);
   } else {
   // TODO(estade): this define should not need to be here because this class
   // should not be used on linux/views.
 #if defined(TOOLKIT_GTK)
-    static_cast<TabContentsViewGtk*>(owner_->view())->
+    static_cast<TabContentsViewGtk*>(wrapper_->view())->
         SetFocusedWidget(focus_widget);
 #endif
   }
 }
 
 ConstrainedWindowGtk::TabContentsViewType*
     ConstrainedWindowGtk::ContainingView() {
 #if defined(TOOLKIT_VIEWS) && !defined(TOUCH_UI)
   return static_cast<NativeTabContentsViewGtk*>(
-      static_cast<TabContentsViewViews*>(owner_->view())->
+      static_cast<TabContentsViewViews*>(wrapper_->view())->
           native_tab_contents_view());
 #else
-  return static_cast<TabContentsViewType*>(owner_->view());
+  return static_cast<TabContentsViewType*>(wrapper_->view());
 #endif
 }
 
 gboolean ConstrainedWindowGtk::OnKeyPress(GtkWidget* sender,
                                           GdkEventKey* key) {
   if (key->keyval == GDK_Escape) {
     // Let the stack unwind so the event handler can release its ref
     // on widget().
     MessageLoop::current()->PostTask(FROM_HERE,
         factory_.NewRunnableMethod(
             &ConstrainedWindowGtk::CloseConstrainedWindow));
     return TRUE;
   }
 
   return FALSE;
 }
 
 void ConstrainedWindowGtk::OnHierarchyChanged(GtkWidget* sender,
                                               GtkWidget* previous_toplevel) {
   DCHECK(BrowserThread::CurrentlyOn(BrowserThread::UI));
   if (!GTK_WIDGET_TOPLEVEL(gtk_widget_get_toplevel(widget())))
     return;
 
   FocusConstrainedWindow();
 }