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| 1 // Copyright (c) 2012 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/system/tray/tray_event_filter.h" |
| 6 |
| 7 #include "ash/common/shell_window_ids.h" |
| 8 #include "ash/common/wm/container_finder.h" |
| 9 #include "ash/common/wm_lookup.h" |
| 10 #include "ash/common/wm_shell.h" |
| 11 #include "ash/common/wm_window.h" |
| 12 #include "ash/system/tray/tray_background_view.h" |
| 13 #include "ash/system/tray/tray_bubble_wrapper.h" |
| 14 #include "ui/views/widget/widget.h" |
| 15 |
| 16 namespace ash { |
| 17 |
| 18 TrayEventFilter::TrayEventFilter() { |
| 19 } |
| 20 |
| 21 TrayEventFilter::~TrayEventFilter() { |
| 22 DCHECK(wrappers_.empty()); |
| 23 } |
| 24 |
| 25 void TrayEventFilter::AddWrapper(TrayBubbleWrapper* wrapper) { |
| 26 bool was_empty = wrappers_.empty(); |
| 27 wrappers_.insert(wrapper); |
| 28 if (was_empty && !wrappers_.empty()) |
| 29 WmShell::Get()->AddPointerWatcher(this); |
| 30 } |
| 31 |
| 32 void TrayEventFilter::RemoveWrapper(TrayBubbleWrapper* wrapper) { |
| 33 wrappers_.erase(wrapper); |
| 34 if (wrappers_.empty()) |
| 35 WmShell::Get()->RemovePointerWatcher(this); |
| 36 } |
| 37 |
| 38 void TrayEventFilter::OnMousePressed(const ui::MouseEvent& event, |
| 39 const gfx::Point& location_in_screen, |
| 40 views::Widget* target) { |
| 41 ProcessPressedEvent(location_in_screen, target); |
| 42 } |
| 43 |
| 44 void TrayEventFilter::OnTouchPressed(const ui::TouchEvent& event, |
| 45 const gfx::Point& location_in_screen, |
| 46 views::Widget* target) { |
| 47 ProcessPressedEvent(location_in_screen, target); |
| 48 } |
| 49 |
| 50 void TrayEventFilter::ProcessPressedEvent(const gfx::Point& location_in_screen, |
| 51 views::Widget* target) { |
| 52 if (target) { |
| 53 WmWindow* window = WmLookup::Get()->GetWindowForWidget(target); |
| 54 int container_id = wm::GetContainerForWindow(window)->GetShellWindowId(); |
| 55 // Don't process events that occurred inside an embedded menu, for example |
| 56 // the right-click menu in a popup notification. |
| 57 if (container_id == kShellWindowId_MenuContainer) |
| 58 return; |
| 59 // Don't process events that occurred inside the status area widget and |
| 60 // a popup notification from message center. |
| 61 if (container_id == kShellWindowId_StatusContainer) |
| 62 return; |
| 63 } |
| 64 |
| 65 // Check the boundary for all wrappers, and do not handle the event if it |
| 66 // happens inside of any of those wrappers. |
| 67 for (std::set<TrayBubbleWrapper*>::const_iterator iter = wrappers_.begin(); |
| 68 iter != wrappers_.end(); ++iter) { |
| 69 const TrayBubbleWrapper* wrapper = *iter; |
| 70 const views::Widget* bubble_widget = wrapper->bubble_widget(); |
| 71 if (!bubble_widget) |
| 72 continue; |
| 73 |
| 74 gfx::Rect bounds = bubble_widget->GetWindowBoundsInScreen(); |
| 75 bounds.Inset(wrapper->bubble_view()->GetBorderInsets()); |
| 76 if (bounds.Contains(location_in_screen)) |
| 77 return; |
| 78 if (wrapper->tray()) { |
| 79 // If the user clicks on the parent tray, don't process the event here, |
| 80 // let the tray logic handle the event and determine show/hide behavior. |
| 81 bounds = wrapper->tray()->GetBoundsInScreen(); |
| 82 if (bounds.Contains(location_in_screen)) |
| 83 return; |
| 84 } |
| 85 } |
| 86 |
| 87 // Handle clicking outside the bubble and tray. |
| 88 // Cannot iterate |wrappers_| directly, because clicking outside will remove |
| 89 // the wrapper, which shrinks |wrappers_| unsafely. |
| 90 std::set<TrayBackgroundView*> trays; |
| 91 for (std::set<TrayBubbleWrapper*>::iterator iter = wrappers_.begin(); |
| 92 iter != wrappers_.end(); ++iter) { |
| 93 trays.insert((*iter)->tray()); |
| 94 } |
| 95 for (std::set<TrayBackgroundView*>::iterator iter = trays.begin(); |
| 96 iter != trays.end(); ++iter) { |
| 97 (*iter)->ClickedOutsideBubble(); |
| 98 } |
| 99 } |
| 100 |
| 101 } // namespace ash |
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