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| 1 // Copyright 2014 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 "mojo/services/window_manager/view_targeter.h" | |
| 6 | |
| 7 #include "mojo/services/window_manager/focus_controller.h" | |
| 8 #include "mojo/services/window_manager/view_target.h" | |
| 9 | |
| 10 namespace mojo { | |
| 11 | |
| 12 ViewTargeter::ViewTargeter() {} | |
| 13 | |
| 14 ViewTargeter::~ViewTargeter() {} | |
| 15 | |
| 16 ui::EventTarget* ViewTargeter::FindTargetForEvent(ui::EventTarget* root, | |
| 17 ui::Event* event) { | |
| 18 ViewTarget* view = static_cast<ViewTarget*>(root); | |
| 19 ViewTarget* target = | |
| 20 event->IsKeyEvent() | |
| 21 ? FindTargetForKeyEvent(view, *static_cast<ui::KeyEvent*>(event)) | |
| 22 : static_cast<ViewTarget*>( | |
| 23 EventTargeter::FindTargetForEvent(root, event)); | |
| 24 | |
| 25 // TODO(erg): The aura version of this method does a lot of work to handle | |
| 26 // dispatching to a target that isn't a child of |view|. For now, punt on | |
| 27 // this. | |
| 28 DCHECK_EQ(view->GetRoot(), target->GetRoot()); | |
| 29 | |
| 30 return target; | |
| 31 } | |
| 32 | |
| 33 ui::EventTarget* ViewTargeter::FindTargetForLocatedEvent( | |
| 34 ui::EventTarget* root, | |
| 35 ui::LocatedEvent* event) { | |
| 36 ViewTarget* view = static_cast<ViewTarget*>(root); | |
| 37 if (!view->HasParent()) { | |
| 38 ViewTarget* target = FindTargetInRootView(view, *event); | |
| 39 if (target) { | |
| 40 view->ConvertEventToTarget(target, event); | |
| 41 return target; | |
| 42 } | |
| 43 } | |
| 44 return EventTargeter::FindTargetForLocatedEvent(view, event); | |
| 45 } | |
| 46 | |
| 47 bool ViewTargeter::SubtreeCanAcceptEvent(ui::EventTarget* target, | |
| 48 const ui::LocatedEvent& event) const { | |
| 49 ViewTarget* view = static_cast<ViewTarget*>(target); | |
| 50 | |
| 51 if (!view->IsVisible()) | |
| 52 return false; | |
| 53 | |
| 54 // TODO(erg): We may need to keep track of the parent on ViewTarget, because | |
| 55 // we have a check here about | |
| 56 // WindowDelegate::ShouldDescendIntoChildForEventHandling(). | |
| 57 | |
| 58 return true; | |
| 59 } | |
| 60 | |
| 61 bool ViewTargeter::EventLocationInsideBounds( | |
| 62 ui::EventTarget* target, | |
| 63 const ui::LocatedEvent& event) const { | |
| 64 ViewTarget* view = static_cast<ViewTarget*>(target); | |
| 65 gfx::Point point = event.location(); | |
| 66 const ViewTarget* parent = view->GetParent(); | |
| 67 if (parent) | |
| 68 ViewTarget::ConvertPointToTarget(parent, view, &point); | |
| 69 return gfx::Rect(view->GetBounds().size()).Contains(point); | |
| 70 } | |
| 71 | |
| 72 ViewTarget* ViewTargeter::FindTargetForKeyEvent(ViewTarget* view_target, | |
| 73 const ui::KeyEvent& key) { | |
| 74 FocusController* focus_controller = GetFocusController(view_target->view()); | |
| 75 View* focused_view = focus_controller->GetFocusedView(); | |
| 76 if (focused_view) | |
| 77 return ViewTarget::TargetFromView(focused_view); | |
| 78 | |
| 79 return view_target; | |
| 80 } | |
| 81 | |
| 82 ViewTarget* ViewTargeter::FindTargetInRootView(ViewTarget* root_view, | |
| 83 const ui::LocatedEvent& event) { | |
| 84 // TODO(erg): This here is important because it resolves | |
| 85 // mouse_pressed_handler() in the aura version. This is what makes sure | |
| 86 // that a view gets both the mouse down and up. | |
| 87 | |
| 88 // TODO(erg): We redirect to a currently active capture window here. Add this | |
| 89 // when we have capture working. | |
| 90 | |
| 91 // TODO(erg): There's a whole bunch of junk about handling touch events | |
| 92 // here. Handle later. | |
| 93 | |
| 94 return nullptr; | |
| 95 } | |
| 96 | |
| 97 } // namespace mojo | |
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Chromium Code Reviews
Issue 765753003:
Move window_manager service implementation to //services (Closed)
Base URL: git@github.com:domokit/mojo.git@master