1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
201
202
203
204
205
206
207
208
209
210
211
212
213
214
215
216
217
218
219
220
221
222
223
224
|
// Copyright 2020 The Chromium Authors. All rights reserved.
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.
#include "third_party/blink/renderer/core/exported/web_external_widget_impl.h"
#include "cc/trees/layer_tree_host.h"
#include "cc/trees/ukm_manager.h"
#include "third_party/blink/public/mojom/input/input_handler.mojom-blink.h"
#include "third_party/blink/public/platform/scheduler/web_render_widget_scheduling_state.h"
#include "third_party/blink/renderer/platform/widget/widget_base.h"
namespace blink {
std::unique_ptr<WebExternalWidget> WebExternalWidget::Create(
WebExternalWidgetClient* client,
const blink::WebURL& debug_url,
CrossVariantMojoAssociatedRemote<mojom::blink::WidgetHostInterfaceBase>
widget_host,
CrossVariantMojoAssociatedReceiver<mojom::blink::WidgetInterfaceBase>
widget) {
return std::make_unique<WebExternalWidgetImpl>(
client, debug_url, std::move(widget_host), std::move(widget));
}
WebExternalWidgetImpl::WebExternalWidgetImpl(
WebExternalWidgetClient* client,
const WebURL& debug_url,
CrossVariantMojoAssociatedRemote<mojom::blink::WidgetHostInterfaceBase>
widget_host,
CrossVariantMojoAssociatedReceiver<mojom::blink::WidgetInterfaceBase>
widget)
: client_(client),
debug_url_(debug_url),
widget_base_(std::make_unique<WidgetBase>(this,
std::move(widget_host),
std::move(widget))) {
DCHECK(client_);
}
WebExternalWidgetImpl::~WebExternalWidgetImpl() = default;
cc::LayerTreeHost* WebExternalWidgetImpl::InitializeCompositing(
cc::TaskGraphRunner* task_graph_runner,
const cc::LayerTreeSettings& settings,
std::unique_ptr<cc::UkmRecorderFactory> ukm_recorder_factory) {
widget_base_->InitializeCompositing(task_graph_runner, settings,
std::move(ukm_recorder_factory));
return widget_base_->LayerTreeHost();
}
void WebExternalWidgetImpl::Close(
scoped_refptr<base::SingleThreadTaskRunner> cleanup_runner,
base::OnceCallback<void()> cleanup_task) {
widget_base_->Shutdown(std::move(cleanup_runner), std::move(cleanup_task));
widget_base_.reset();
}
void WebExternalWidgetImpl::SetCompositorVisible(bool visible) {
widget_base_->SetCompositorVisible(visible);
}
WebHitTestResult WebExternalWidgetImpl::HitTestResultAt(const gfx::PointF&) {
NOTIMPLEMENTED();
return {};
}
WebURL WebExternalWidgetImpl::GetURLForDebugTrace() {
return debug_url_;
}
WebSize WebExternalWidgetImpl::Size() {
return size_;
}
void WebExternalWidgetImpl::Resize(const WebSize& size) {
if (size_ == size)
return;
size_ = size;
client_->DidResize(gfx::Size(size));
}
WebInputEventResult WebExternalWidgetImpl::HandleInputEvent(
const WebCoalescedInputEvent& coalesced_event) {
return client_->HandleInputEvent(coalesced_event);
}
WebInputEventResult WebExternalWidgetImpl::DispatchBufferedTouchEvents() {
return client_->DispatchBufferedTouchEvents();
}
scheduler::WebRenderWidgetSchedulingState*
WebExternalWidgetImpl::RendererWidgetSchedulingState() {
return widget_base_->RendererWidgetSchedulingState();
}
void WebExternalWidgetImpl::SetCursor(const ui::Cursor& cursor) {
widget_base_->SetCursor(cursor);
}
bool WebExternalWidgetImpl::HandlingInputEvent() {
return widget_base_->input_handler().handling_input_event();
}
void WebExternalWidgetImpl::SetHandlingInputEvent(bool handling) {
widget_base_->input_handler().set_handling_input_event(handling);
}
void WebExternalWidgetImpl::ProcessInputEventSynchronously(
const WebCoalescedInputEvent& event,
HandledEventCallback callback) {
widget_base_->input_handler().HandleInputEvent(event, std::move(callback));
}
void WebExternalWidgetImpl::UpdateTextInputState() {
widget_base_->UpdateTextInputState();
}
void WebExternalWidgetImpl::UpdateCompositionInfo() {
widget_base_->UpdateCompositionInfo(/*immediate_request=*/false);
}
void WebExternalWidgetImpl::UpdateSelectionBounds() {
widget_base_->UpdateSelectionBounds();
}
void WebExternalWidgetImpl::ShowVirtualKeyboard() {
widget_base_->ShowVirtualKeyboard();
}
void WebExternalWidgetImpl::ForceTextInputStateUpdate() {
widget_base_->ForceTextInputStateUpdate();
}
void WebExternalWidgetImpl::RequestCompositionUpdates(bool immediate_request,
bool monitor_updates) {
widget_base_->RequestCompositionUpdates(immediate_request, monitor_updates);
}
void WebExternalWidgetImpl::SetFocus(bool focus) {
widget_base_->SetFocus(focus);
}
bool WebExternalWidgetImpl::HasFocus() {
return widget_base_->has_focus();
}
void WebExternalWidgetImpl::DidOverscrollForTesting(
const gfx::Vector2dF& overscroll_delta,
const gfx::Vector2dF& accumulated_overscroll,
const gfx::PointF& position,
const gfx::Vector2dF& velocity) {
cc::OverscrollBehavior overscroll_behavior =
widget_base_->LayerTreeHost()->overscroll_behavior();
widget_base_->input_handler().DidOverscrollFromBlink(
overscroll_delta, accumulated_overscroll, position, velocity,
overscroll_behavior);
}
void WebExternalWidgetImpl::SetRootLayer(scoped_refptr<cc::Layer> layer) {
widget_base_->LayerTreeHost()->SetNonBlinkManagedRootLayer(layer);
}
void WebExternalWidgetImpl::RequestNewLayerTreeFrameSink(
LayerTreeFrameSinkCallback callback) {
client_->RequestNewLayerTreeFrameSink(std::move(callback));
}
void WebExternalWidgetImpl::RecordTimeToFirstActivePaint(
base::TimeDelta duration) {
client_->RecordTimeToFirstActivePaint(duration);
}
void WebExternalWidgetImpl::DidCommitAndDrawCompositorFrame() {
client_->DidCommitAndDrawCompositorFrame();
}
bool WebExternalWidgetImpl::WillHandleGestureEvent(
const WebGestureEvent& event) {
return client_->WillHandleGestureEvent(event);
}
bool WebExternalWidgetImpl::WillHandleMouseEvent(const WebMouseEvent& event) {
return false;
}
void WebExternalWidgetImpl::ObserveGestureEventAndResult(
const WebGestureEvent& gesture_event,
const gfx::Vector2dF& unused_delta,
const cc::OverscrollBehavior& overscroll_behavior,
bool event_processed) {
client_->DidHandleGestureScrollEvent(gesture_event, unused_delta,
overscroll_behavior, event_processed);
}
bool WebExternalWidgetImpl::SupportsBufferedTouchEvents() {
return client_->SupportsBufferedTouchEvents();
}
void WebExternalWidgetImpl::QueueSyntheticEvent(
std::unique_ptr<blink::WebCoalescedInputEvent>) {}
void WebExternalWidgetImpl::GetWidgetInputHandler(
mojo::PendingReceiver<mojom::blink::WidgetInputHandler> request,
mojo::PendingRemote<mojom::blink::WidgetInputHandlerHost> host) {
client_->GetWidgetInputHandler(std::move(request), std::move(host));
}
bool WebExternalWidgetImpl::HasCurrentImeGuard(
bool request_to_show_virtual_keyboard) {
return client_->HasCurrentImeGuard(request_to_show_virtual_keyboard);
}
void WebExternalWidgetImpl::SendCompositionRangeChanged(
const gfx::Range& range,
const std::vector<gfx::Rect>& character_bounds) {
client_->SendCompositionRangeChanged(range, character_bounds);
}
void WebExternalWidgetImpl::FocusChanged(bool enabled) {
client_->FocusChanged(enabled);
}
} // namespace blink
|
