Make accelerators not to work when the keyboard overlay is shown.

ash/wm/partial_screenshot_view.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/partial_screenshot_view.h"
 
 #include "ash/screenshot_delegate.h"
 #include "ash/shell.h"
 #include "ash/shell_window_ids.h"
-#include "ash/wm/partial_screenshot_event_filter.h"
+#include "ash/wm/overlay_event_filter.h"
 #include "ui/aura/root_window.h"
 #include "ui/base/cursor/cursor.h"
 #include "ui/gfx/canvas.h"
 #include "ui/gfx/rect.h"
 #include "ui/views/view.h"
 #include "ui/views/widget/widget.h"
 
 namespace ash {
 
 PartialScreenshotView::PartialScreenshotView(
@@ skipping 26 matching lines @@
   widget->Init(params);
   widget->SetContentsView(view);
   widget->SetBounds(root_window->bounds());
   widget->GetNativeView()->SetName("PartialScreenshotView");
   widget->StackAtTop();
   widget->Show();
   // Captures mouse events in case that context menu already captures the
   // events.  This will close the context menu.
   widget->GetNativeView()->SetCapture();
 
-  Shell::GetInstance()->partial_screenshot_filter()->Activate(view);
-}
-
-void PartialScreenshotView::Cancel() {
-  Shell::GetInstance()->partial_screenshot_filter()->Deactivate();
-  views::Widget* widget = GetWidget();
-  if (widget)
-    widget->Close();
+  Shell::GetInstance()->overlay_filter()->Activate(view);
 }
 
 gfx::NativeCursor PartialScreenshotView::GetCursor(
     const views::MouseEvent& event) {
   // Always use "crosshair" cursor.
   return ui::kCursorCross;
 }
 
+void PartialScreenshotView::Cancel() {
+  Shell::GetInstance()->overlay_filter()->Deactivate();
+  views::Widget* widget = GetWidget();
+  if (widget)
+    widget->Close();
+}
+
+bool PartialScreenshotView::IsCancelingKeyEvent(aura::KeyEvent* event) {
+  return event->key_code() == ui::VKEY_ESCAPE;
+}
+
+aura::Window* PartialScreenshotView::GetWindow() {
+  return GetWidget()->GetNativeWindow();
+}
+
 void PartialScreenshotView::OnPaint(gfx::Canvas* canvas) {
   if (is_dragging_) {
     // Screenshot area representation: black rectangle with white
     // rectangle inside.  To avoid capturing these rectangles when mouse
     // release, they should be outside of the actual capturing area.
     gfx::Rect screenshot_rect = GetScreenshotRect();
     screenshot_rect.Inset(-1, -1, -1, -1);
     canvas->DrawRect(screenshot_rect, SK_ColorWHITE);
     screenshot_rect.Inset(-1, -1, -1, -1);
     canvas->DrawRect(screenshot_rect, SK_ColorBLACK);
@@ skipping 36 matching lines @@
 
 gfx::Rect PartialScreenshotView::GetScreenshotRect() const {
   int left = std::min(start_position_.x(), current_position_.x());
   int top = std::min(start_position_.y(), current_position_.y());
   int width = ::abs(start_position_.x() - current_position_.x());
   int height = ::abs(start_position_.y() - current_position_.y());
   return gfx::Rect(left, top, width, height);
 }
 
 }  // namespace ash