Fixing problems with constrained windows (i.e. print preview)

chrome/browser/ui/views/constrained_window_views.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 "chrome/browser/ui/views/constrained_window_views.h"
 
 #include <algorithm>
 
 #include "base/command_line.h"
 #include "base/utf_string_conversions.h"
 #include "chrome/app/chrome_command_ids.h"
 #include "chrome/browser/profiles/profile.h"
 #include "chrome/browser/themes/theme_service.h"
 #include "chrome/browser/ui/constrained_window_tab_helper.h"
 #include "chrome/browser/ui/tab_contents/tab_contents.h"
 #include "chrome/browser/ui/toolbar/toolbar_model.h"
 #include "chrome/browser/ui/views/constrained_window_frame_simple.h"
 #include "chrome/browser/ui/views/frame/browser_view.h"
 #include "chrome/common/chrome_constants.h"
 #include "chrome/common/chrome_switches.h"
 #include "chrome/common/chrome_notification_types.h"
 #include "content/public/browser/web_contents.h"
 #include "content/public/browser/web_contents_view.h"
 #include "grit/chromium_strings.h"
 #include "grit/generated_resources.h"
 #include "grit/theme_resources.h"
 #include "grit/ui_resources.h"
 #include "net/base/net_util.h"
+#include "ui/aura/client/aura_constants.h"
 #include "ui/base/hit_test.h"
 #include "ui/base/resource/resource_bundle.h"
 #include "ui/gfx/canvas.h"
 #include "ui/gfx/font.h"
 #include "ui/gfx/path.h"
 #include "ui/gfx/rect.h"
 #include "ui/gfx/screen.h"
 #include "ui/views/color_constants.h"
 #include "ui/views/controls/button/image_button.h"
 #include "ui/views/focus/focus_manager.h"
 #include "ui/views/views_delegate.h"
 #include "ui/views/widget/widget.h"
 #include "ui/views/window/client_view.h"
 #include "ui/views/window/frame_background.h"
 #include "ui/views/window/non_client_view.h"
 #include "ui/views/window/window_resources.h"
 #include "ui/views/window/window_shape.h"
 
 #if defined(OS_WIN) && !defined(USE_AURA)
 #include "ui/views/widget/native_widget_win.h"
 #endif
 
 #if defined(USE_ASH)
+#include "ash/ash_constants.h"
 #include "ash/ash_switches.h"
 #include "ash/shell.h"
 #include "ash/wm/custom_frame_view_ash.h"
 #include "ash/wm/visibility_controller.h"
 #include "ui/aura/window.h"
 #endif
 
 using base::TimeDelta;
 
 namespace views {
@@ skipping 517 matching lines @@
           NativeConstrainedWindow::CreateNativeConstrainedWindow(this))) {
   views::Widget::InitParams params(views::Widget::InitParams::TYPE_WINDOW);
   params.delegate = widget_delegate;
   params.native_widget = native_constrained_window_->AsNativeWidget();
   params.child = true;
   params.parent = tab_contents->web_contents()->GetNativeView();
 #if defined(USE_ASH)
   // Ash window headers can be transparent.
   params.transparent = true;
   ash::SetChildWindowVisibilityChangesAnimated(params.parent);
+  // No animations should get performed on the window since that will re-order
+  // the window stack which will then cause many problems.
+  if (params.parent && params.parent->parent()) {
+    params.parent->parent()->SetProperty(aura::client::kAnimationsDisabledKey,
+                                         true);
+  }
 #endif
   Init(params);
 
   tab_contents_->constrained_window_tab_helper()->AddConstrainedDialog(this);
+#if defined(USE_ASH)
+  GetNativeWindow()->SetProperty(ash::kConstrainedWindowKey, true);
+#endif
 }
 
 ConstrainedWindowViews::~ConstrainedWindowViews() {
 }
 
 ////////////////////////////////////////////////////////////////////////////////
 // ConstrainedWindowViews, ConstrainedWindow implementation:
 
 void ConstrainedWindowViews::ShowConstrainedWindow() {
   ConstrainedWindowTabHelper* helper =
       tab_contents_->constrained_window_tab_helper();
   if (helper && helper->delegate())
     helper->delegate()->WillShowConstrainedWindow(tab_contents_);
   Show();
   FocusConstrainedWindow();
 }
 
 void ConstrainedWindowViews::CloseConstrainedWindow() {
+#if defined(USE_ASH)
+  gfx::NativeView view = tab_contents_->web_contents()->GetNativeView();
+  // Allow the parent to animate again.
+  if (view && view->parent())
+    view->parent()->ClearProperty(aura::client::kAnimationsDisabledKey);
+#endif
   tab_contents_->constrained_window_tab_helper()->WillClose(this);
   Close();
 }
 
 void ConstrainedWindowViews::FocusConstrainedWindow() {
   ConstrainedWindowTabHelper* helper =
       tab_contents_->constrained_window_tab_helper();
   if ((!helper->delegate() ||
        helper->delegate()->ShouldFocusConstrainedWindow()) &&
       widget_delegate() &&
@@ skipping 36 matching lines @@
 }
 
 void ConstrainedWindowViews::OnNativeConstrainedWindowMouseActivate() {
   Activate();
 }
 
 views::internal::NativeWidgetDelegate*
     ConstrainedWindowViews::AsNativeWidgetDelegate() {
   return this;
 }
+
+int ConstrainedWindowViews::GetNonClientComponent(const gfx::Point& point) {
+  // Prevent a constrained window to be moved by the user.
+  return HTNOWHERE;
+}