1 files changed, 104 insertions, 0 deletions
diff --git a/chromium/ash/shelf/overflow_bubble.cc b/chromium/ash/shelf/overflow_bubble.cc
new file mode 100644
index 00000000000..35c885f338c
--- /dev/null
+++ b/chromium/ash/shelf/overflow_bubble.cc
@@ -0,0 +1,104 @@
+// Copyright 2013 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/shelf/overflow_bubble.h"
+
+#include "ash/root_window_controller.h"
+#include "ash/shelf/overflow_bubble_view.h"
+#include "ash/shelf/shelf_layout_manager.h"
+#include "ash/shelf/shelf_view.h"
+#include "ash/shelf/shelf_widget.h"
+#include "ash/shell.h"
+#include "ash/system/tray/system_tray.h"
+#include "ui/aura/client/screen_position_client.h"
+#include "ui/aura/root_window.h"
+#include "ui/events/event.h"
+#include "ui/gfx/screen.h"
+#include "ui/views/widget/widget.h"
+
+namespace ash {
+namespace internal {
+
+OverflowBubble::OverflowBubble()
+    : bubble_(NULL),
+      anchor_(NULL),
+      shelf_view_(NULL) {
+}
+
+OverflowBubble::~OverflowBubble() {
+  Hide();
+}
+
+void OverflowBubble::Show(views::View* anchor, ShelfView* shelf_view) {
+  Hide();
+
+  bubble_ = new OverflowBubbleView();
+  bubble_->InitOverflowBubble(anchor, shelf_view);
+  shelf_view_ = shelf_view;
+  anchor_ = anchor;
+
+  Shell::GetInstance()->AddPreTargetHandler(this);
+
+  RootWindowController::ForWindow(anchor->GetWidget()->GetNativeView())->
+      GetSystemTray()->InitializeBubbleAnimations(bubble_->GetWidget());
+  bubble_->GetWidget()->AddObserver(this);
+  bubble_->GetWidget()->Show();
+}
+
+void OverflowBubble::Hide() {
+  if (!IsShowing())
+    return;
+
+  Shell::GetInstance()->RemovePreTargetHandler(this);
+  bubble_->GetWidget()->RemoveObserver(this);
+  bubble_->GetWidget()->Close();
+  bubble_ = NULL;
+  anchor_ = NULL;
+  shelf_view_ = NULL;
+}
+
+void OverflowBubble::HideBubbleAndRefreshButton() {
+  if (!IsShowing())
+    return;
+
+  views::View* anchor = anchor_;
+  Hide();
+  // Update overflow button (|anchor|) status when overflow bubble is hidden
+  // by outside event of overflow button.
+  anchor->SchedulePaint();
+}
+
+void OverflowBubble::ProcessPressedEvent(ui::LocatedEvent* event) {
+  aura::Window* target = static_cast<aura::Window*>(event->target());
+  gfx::Point event_location_in_screen = event->location();
+  aura::client::GetScreenPositionClient(target->GetRootWindow())->
+      ConvertPointToScreen(target, &event_location_in_screen);
+  if (!shelf_view_->IsShowingMenu() &&
+      !bubble_->GetBoundsInScreen().Contains(event_location_in_screen) &&
+      !anchor_->GetBoundsInScreen().Contains(event_location_in_screen)) {
+    HideBubbleAndRefreshButton();
+  }
+}
+
+void OverflowBubble::OnMouseEvent(ui::MouseEvent* event) {
+  if (event->type() == ui::ET_MOUSE_PRESSED)
+    ProcessPressedEvent(event);
+}
+
+void OverflowBubble::OnTouchEvent(ui::TouchEvent* event) {
+  if (event->type() == ui::ET_TOUCH_PRESSED)
+    ProcessPressedEvent(event);
+}
+
+void OverflowBubble::OnWidgetDestroying(views::Widget* widget) {
+  DCHECK(widget == bubble_->GetWidget());
+  bubble_ = NULL;
+  anchor_ = NULL;
+  shelf_view_ = NULL;
+  ShelfLayoutManager::ForLauncher(
+      widget->GetNativeView())->shelf_widget()->launcher()->SchedulePaint();
+}
+
+}  // namespace internal
+}  // namespace ash