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1 // Copyright 2016 The Chromium Authors. All rights reserved. | 1 // Copyright 2016 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 "mojo/ui/associates/view_tree_hit_tester_client.h" | 5 #include "mojo/ui/associates/view_tree_hit_tester_client.h" |
6 | 6 |
7 #include "base/bind.h" | 7 #include "base/bind.h" |
8 #include "base/logging.h" | 8 #include "base/logging.h" |
9 | 9 |
10 namespace mojo { | 10 namespace mojo { |
11 namespace ui { | 11 namespace ui { |
12 | 12 |
13 ViewTreeHitTesterClient::ViewTreeHitTesterClient( | 13 ViewTreeHitTesterClient::ViewTreeHitTesterClient( |
14 const scoped_refptr<ViewInspectorClient>& view_inspector_client, | 14 const scoped_refptr<ViewInspectorClient>& view_inspector_client, |
15 mojo::ui::ViewTreeTokenPtr view_tree_token) | 15 mojo::ui::ViewTreeTokenPtr view_tree_token) |
16 : view_inspector_client_(view_inspector_client), | 16 : view_inspector_client_(view_inspector_client), |
17 view_tree_token_(view_tree_token.Pass()), | 17 view_tree_token_(view_tree_token.Pass()), |
18 weak_factory_(this) { | 18 weak_factory_(this) { |
19 DCHECK(view_inspector_client_); | 19 DCHECK(view_inspector_client_); |
20 DCHECK(view_tree_token_); | 20 DCHECK(view_tree_token_); |
21 | 21 |
22 UpdateHitTester(); | 22 UpdateHitTester(); |
23 } | 23 } |
24 | 24 |
25 ViewTreeHitTesterClient::~ViewTreeHitTesterClient() {} | 25 ViewTreeHitTesterClient::~ViewTreeHitTesterClient() {} |
26 | 26 |
27 void ViewTreeHitTesterClient::HitTest(mojo::PointPtr point, | 27 void ViewTreeHitTesterClient::HitTest(mojo::PointFPtr point, |
28 const ResolvedHitsCallback& callback) { | 28 const ResolvedHitsCallback& callback) { |
29 if (!hit_tester_) { | 29 if (!hit_tester_) { |
30 callback.Run(nullptr); | 30 callback.Run(nullptr); |
31 return; | 31 return; |
32 } | 32 } |
33 | 33 |
34 // TODO(jeffbrown): Here we are assuming that the hit test callbacks will be | 34 // TODO(jeffbrown): Here we are assuming that the hit test callbacks will be |
35 // invoked in FIFO order. It might be a good idea to eliminate that | 35 // invoked in FIFO order. It might be a good idea to eliminate that |
36 // assumption. | 36 // assumption. |
37 pending_callbacks_.push(callback); | 37 pending_callbacks_.push(callback); |
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83 | 83 |
84 void ViewTreeHitTesterClient::OnHitTesterDied() { | 84 void ViewTreeHitTesterClient::OnHitTesterDied() { |
85 ReleaseHitTester(); | 85 ReleaseHitTester(); |
86 | 86 |
87 if (!hit_tester_changed_callback_.is_null()) | 87 if (!hit_tester_changed_callback_.is_null()) |
88 hit_tester_changed_callback_.Run(); | 88 hit_tester_changed_callback_.Run(); |
89 } | 89 } |
90 | 90 |
91 } // namespace ui | 91 } // namespace ui |
92 } // namespace mojo | 92 } // namespace mojo |
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