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1 // Copyright (c) 2012 The Chromium Authors. All rights reserved. | 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 | 2 // Use of this source code is governed by a BSD-style license that can be |
3 // found in the LICENSE file. | 3 // found in the LICENSE file. |
4 | 4 |
5 #include "ui/aura/window.h" | 5 #include "ui/aura/window.h" |
6 | 6 |
7 #include <stddef.h> | 7 #include <stddef.h> |
8 | 8 |
9 #include <algorithm> | 9 #include <algorithm> |
10 #include <utility> | 10 #include <utility> |
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721 | 721 |
722 void Window::Paint(const ui::PaintContext& context) { | 722 void Window::Paint(const ui::PaintContext& context) { |
723 if (delegate_) | 723 if (delegate_) |
724 delegate_->OnPaint(context); | 724 delegate_->OnPaint(context); |
725 } | 725 } |
726 | 726 |
727 Window* Window::GetWindowForPoint(const gfx::Point& local_point, | 727 Window* Window::GetWindowForPoint(const gfx::Point& local_point, |
728 bool return_tightest, | 728 bool return_tightest, |
729 bool for_event_handling) { | 729 bool for_event_handling) { |
730 if (!IsVisible()) | 730 if (!IsVisible()) |
731 return NULL; | 731 return nullptr; |
732 | 732 |
733 if ((for_event_handling && !HitTest(local_point)) || | 733 if ((for_event_handling && !HitTest(local_point)) || |
734 (!for_event_handling && !ContainsPoint(local_point))) | 734 (!for_event_handling && !ContainsPoint(local_point))) { |
735 return NULL; | 735 return nullptr; |
736 | |
737 // Check if I should claim this event and not pass it to my children because | |
738 // the location is inside my hit test override area. For details, see | |
739 // set_hit_test_bounds_override_inner(). | |
740 if (for_event_handling && !hit_test_bounds_override_inner_.IsEmpty()) { | |
741 gfx::Rect inset_local_bounds(gfx::Point(), bounds().size()); | |
742 inset_local_bounds.Inset(hit_test_bounds_override_inner_); | |
743 // We know we're inside the normal local bounds, so if we're outside the | |
744 // inset bounds we must be in the special hit test override area. | |
745 DCHECK(HitTest(local_point)); | |
746 if (!inset_local_bounds.Contains(local_point)) | |
747 return delegate_ ? this : NULL; | |
748 } | 736 } |
749 | 737 |
750 if (!return_tightest && delegate_) | 738 if (!return_tightest && delegate_) |
751 return this; | 739 return this; |
752 | 740 |
753 for (Windows::const_reverse_iterator it = children_.rbegin(), | 741 for (Windows::const_reverse_iterator it = children_.rbegin(), |
754 rend = children_.rend(); | 742 rend = children_.rend(); |
755 it != rend; ++it) { | 743 it != rend; ++it) { |
756 Window* child = *it; | 744 Window* child = *it; |
757 | 745 |
758 if (for_event_handling) { | 746 if (for_event_handling) { |
759 if (child->ignore_events_) | 747 if (child->ignore_events_) |
760 continue; | 748 continue; |
| 749 |
761 // The client may not allow events to be processed by certain subtrees. | 750 // The client may not allow events to be processed by certain subtrees. |
762 client::EventClient* client = client::GetEventClient(GetRootWindow()); | 751 client::EventClient* client = client::GetEventClient(GetRootWindow()); |
763 if (client && !client->CanProcessEventsWithinSubtree(child)) | 752 if (client && !client->CanProcessEventsWithinSubtree(child)) |
764 continue; | 753 continue; |
| 754 |
765 if (delegate_ && !delegate_->ShouldDescendIntoChildForEventHandling( | 755 if (delegate_ && !delegate_->ShouldDescendIntoChildForEventHandling( |
766 child, local_point)) | 756 child, local_point)) { |
767 continue; | 757 continue; |
| 758 } |
768 } | 759 } |
769 | 760 |
770 gfx::Point point_in_child_coords(local_point); | 761 gfx::Point point_in_child_coords(local_point); |
771 ConvertPointToTarget(this, child, &point_in_child_coords); | 762 ConvertPointToTarget(this, child, &point_in_child_coords); |
772 Window* match = child->GetWindowForPoint(point_in_child_coords, | 763 Window* match = child->GetWindowForPoint(point_in_child_coords, |
773 return_tightest, | 764 return_tightest, |
774 for_event_handling); | 765 for_event_handling); |
775 if (match) | 766 if (match) |
776 return match; | 767 return match; |
777 } | 768 } |
778 | 769 |
779 return delegate_ ? this : NULL; | 770 return delegate_ ? this : nullptr; |
780 } | 771 } |
781 | 772 |
782 void Window::RemoveChildImpl(Window* child, Window* new_parent) { | 773 void Window::RemoveChildImpl(Window* child, Window* new_parent) { |
783 if (layout_manager_) | 774 if (layout_manager_) |
784 layout_manager_->OnWillRemoveWindowFromLayout(child); | 775 layout_manager_->OnWillRemoveWindowFromLayout(child); |
785 for (WindowObserver& observer : observers_) | 776 for (WindowObserver& observer : observers_) |
786 observer.OnWillRemoveWindow(child); | 777 observer.OnWillRemoveWindow(child); |
787 Window* root_window = child->GetRootWindow(); | 778 Window* root_window = child->GetRootWindow(); |
788 Window* new_root_window = new_parent ? new_parent->GetRootWindow() : NULL; | 779 Window* new_root_window = new_parent ? new_parent->GetRootWindow() : NULL; |
789 if (root_window && root_window != new_root_window) | 780 if (root_window && root_window != new_root_window) |
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1081 layer_name = "Unnamed Window"; | 1072 layer_name = "Unnamed Window"; |
1082 | 1073 |
1083 if (id_ != -1) | 1074 if (id_ != -1) |
1084 layer_name += " " + base::IntToString(id_); | 1075 layer_name += " " + base::IntToString(id_); |
1085 | 1076 |
1086 layer()->set_name(layer_name); | 1077 layer()->set_name(layer_name); |
1087 #endif | 1078 #endif |
1088 } | 1079 } |
1089 | 1080 |
1090 } // namespace aura | 1081 } // namespace aura |
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