ash/wm/panels/panel_window_event_handler.cc

   1 // Copyright 2013 The Chromium Authors. All rights reserved.
   2 // Use of this source code is governed by a BSD-style license that can be
   3 // found in the LICENSE file.
   4
   5 #include "ash/wm/panels/panel_window_event_handler.h"
   6
   7 #include "ui/aura/client/aura_constants.h"
   8 #include "ui/aura/window.h"
   9 #include "ui/aura/window_delegate.h"
  10 #include "ui/base/events/event.h"
  11 #include "ui/base/hit_test.h"
  12
  13 namespace ash {
  14 namespace internal {
  15
  16 PanelWindowEventHandler::PanelWindowEventHandler(aura::Window* owner)
  17     : ToplevelWindowEventHandler(owner) {
  18 }
  19
  20 PanelWindowEventHandler::~PanelWindowEventHandler() {
  21 }
  22
  23 void PanelWindowEventHandler::OnMouseEvent(ui::MouseEvent* event) {
  24   aura::Window* target = static_cast<aura::Window*>(event->target());
  25   if (event->type() == ui::ET_MOUSE_PRESSED &&
  26       event->flags() & ui::EF_IS_DOUBLE_CLICK &&
  27       event->IsOnlyLeftMouseButton() &&
  28       target->delegate()->GetNonClientComponent(event->location()) ==
  29           HTCAPTION) {
  30     target->SetProperty(aura::client::kShowStateKey, ui::SHOW_STATE_MINIMIZED);
  31     return;
  32   }
  33   ToplevelWindowEventHandler::OnMouseEvent(event);
  34 }
  35
  36 void PanelWindowEventHandler::OnGestureEvent(ui::GestureEvent* event) {
  37   aura::Window* target = static_cast<aura::Window*>(event->target());
  38   if (event->type() == ui::ET_GESTURE_TAP &&
  39       event->details().tap_count() == 2 &&
  40       target->delegate()->GetNonClientComponent(event->location()) ==
  41           HTCAPTION) {
  42     target->SetProperty(aura::client::kShowStateKey, ui::SHOW_STATE_MINIMIZED);
  43     event->StopPropagation();
  44     return;
  45   }
  46   ToplevelWindowEventHandler::OnGestureEvent(event);
  47 }
  48
  49 }  // namespace internal
  50 }  // namespace ash