Map fullscreen button to maximize

ash/wm/window_util.cc

 // Copyright (c) 2012 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 "ash/wm/window_util.h"
 
 #include <vector>
 
 #include "ash/shell.h"
 #include "ash/wm/activation_controller.h"
 #include "ash/wm/window_properties.h"
 #include "ui/aura/client/activation_client.h"
 #include "ui/aura/client/aura_constants.h"
 #include "ui/aura/root_window.h"
 #include "ui/aura/window.h"
 #include "ui/compositor/layer.h"
+#include "ui/views/widget/widget.h"
+#include "ui/views/widget/widget_delegate.h"
 #include "ui/gfx/display.h"
 #include "ui/gfx/screen.h"
 
 namespace ash {
 namespace wm {
 
 void ActivateWindow(aura::Window* window) {
   DCHECK(window);
   DCHECK(window->GetRootWindow());
   aura::client::GetActivationClient(window->GetRootWindow())->ActivateWindow(
@@ skipping 27 matching lines @@
 
 bool CanActivateWindow(aura::Window* window) {
   DCHECK(window);
   if (!window->GetRootWindow())
     return false;
   aura::client::ActivationClient* client =
       aura::client::GetActivationClient(window->GetRootWindow());
   return client && client->CanActivateWindow(window);
 }
 
+bool CanMaximizeWindow(aura::Window* window) {
+  if (!window)
+    return false;
+  views::Widget* widget = views::Widget::GetWidgetForNativeWindow(window);

[sky, 2012/09/13 00:46:22]

Instead of this, add a new property that says whether the window can be
maximized. By property I mean something like 
window->GetProperty(aura::client::kCanMaximizeKey). NativeWidgetAura would set
this appropriately.

[sschmitz, 2012/09/13 19:34:13]

Thanks for your help on this.
Done.

+  if (!widget)
+    return false;
+  views::WidgetDelegate* widget_delegate = widget->widget_delegate();
+  if (!widget_delegate)
+    return false;
+  return widget_delegate->CanMaximize();
+}
+
 bool IsWindowNormal(aura::Window* window) {
   return IsWindowStateNormal(window->GetProperty(aura::client::kShowStateKey));
 }
 
 bool IsWindowStateNormal(ui::WindowShowState state) {
   return state == ui::SHOW_STATE_NORMAL || state == ui::SHOW_STATE_DEFAULT;
 }
 
 bool IsWindowMaximized(aura::Window* window) {
   return window->GetProperty(aura::client::kShowStateKey) ==
@@ skipping 49 matching lines @@
        it != children.end();
        ++it) {
     ui::Layer* child = *it;
     DeepDeleteLayers(child);
   }
   delete layer;
 }
 
 }  // namespace wm
 }  // namespace ash