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
|
/* -*- Mode: C++; tab-width: 8; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
/* vim: set ts=8 sts=2 et sw=2 tw=80: */
/* This Source Code Form is subject to the terms of the Mozilla Public
* License, v. 2.0. If a copy of the MPL was not distributed with this
* file, You can obtain one at http://mozilla.org/MPL/2.0/. */
#include "mozilla/layers/APZCTreeManagerChild.h"
#include "InputData.h" // for InputData
#include "mozilla/dom/BrowserParent.h" // for BrowserParent
#include "mozilla/layers/APZCCallbackHelper.h" // for APZCCallbackHelper
#include "mozilla/layers/APZInputBridgeChild.h" // for APZInputBridgeChild
#include "mozilla/layers/GeckoContentController.h" // for GeckoContentController
#include "mozilla/layers/DoubleTapToZoom.h" // for DoubleTapToZoomMetrics
#include "mozilla/layers/RemoteCompositorSession.h" // for RemoteCompositorSession
#ifdef MOZ_WIDGET_ANDROID
# include "mozilla/jni/Utils.h" // for DispatchToGeckoPriorityQueue
#endif
namespace mozilla {
namespace layers {
APZCTreeManagerChild::APZCTreeManagerChild()
: mCompositorSession(nullptr), mIPCOpen(false) {}
APZCTreeManagerChild::~APZCTreeManagerChild() = default;
void APZCTreeManagerChild::SetCompositorSession(
RemoteCompositorSession* aSession) {
// Exactly one of mCompositorSession and aSession must be null (i.e. either
// we're setting mCompositorSession or we're clearing it).
MOZ_ASSERT(!mCompositorSession ^ !aSession);
mCompositorSession = aSession;
if (mInputBridge) {
mInputBridge->SetCompositorSession(aSession);
}
}
void APZCTreeManagerChild::SetInputBridge(APZInputBridgeChild* aInputBridge) {
// The input bridge only exists from the UI process to the GPU process.
MOZ_ASSERT(XRE_IsParentProcess());
MOZ_ASSERT(!mInputBridge);
mInputBridge = aInputBridge;
}
void APZCTreeManagerChild::Destroy() {
MOZ_ASSERT(NS_IsMainThread());
if (mInputBridge) {
mInputBridge->Destroy();
mInputBridge = nullptr;
}
}
void APZCTreeManagerChild::SetKeyboardMap(const KeyboardMap& aKeyboardMap) {
MOZ_ASSERT(NS_IsMainThread());
SendSetKeyboardMap(aKeyboardMap);
}
void APZCTreeManagerChild::ZoomToRect(const ScrollableLayerGuid& aGuid,
const ZoomTarget& aZoomTarget,
const uint32_t aFlags) {
MOZ_ASSERT(NS_IsMainThread());
SendZoomToRect(aGuid, aZoomTarget, aFlags);
}
void APZCTreeManagerChild::ContentReceivedInputBlock(uint64_t aInputBlockId,
bool aPreventDefault) {
MOZ_ASSERT(NS_IsMainThread());
SendContentReceivedInputBlock(aInputBlockId, aPreventDefault);
}
void APZCTreeManagerChild::SetTargetAPZC(
uint64_t aInputBlockId, const nsTArray<ScrollableLayerGuid>& aTargets) {
MOZ_ASSERT(NS_IsMainThread());
SendSetTargetAPZC(aInputBlockId, aTargets);
}
void APZCTreeManagerChild::UpdateZoomConstraints(
const ScrollableLayerGuid& aGuid,
const Maybe<ZoomConstraints>& aConstraints) {
MOZ_ASSERT(NS_IsMainThread());
if (mIPCOpen) {
SendUpdateZoomConstraints(aGuid, aConstraints);
}
}
void APZCTreeManagerChild::SetDPI(float aDpiValue) {
MOZ_ASSERT(NS_IsMainThread());
SendSetDPI(aDpiValue);
}
void APZCTreeManagerChild::SetAllowedTouchBehavior(
uint64_t aInputBlockId, const nsTArray<TouchBehaviorFlags>& aValues) {
MOZ_ASSERT(NS_IsMainThread());
SendSetAllowedTouchBehavior(aInputBlockId, aValues);
}
void APZCTreeManagerChild::SetBrowserGestureResponse(
uint64_t aInputBlockId, BrowserGestureResponse aResponse) {
MOZ_ASSERT(NS_IsMainThread());
SendSetBrowserGestureResponse(aInputBlockId, aResponse);
}
void APZCTreeManagerChild::StartScrollbarDrag(
const ScrollableLayerGuid& aGuid, const AsyncDragMetrics& aDragMetrics) {
MOZ_ASSERT(NS_IsMainThread());
SendStartScrollbarDrag(aGuid, aDragMetrics);
}
bool APZCTreeManagerChild::StartAutoscroll(const ScrollableLayerGuid& aGuid,
const ScreenPoint& aAnchorLocation) {
MOZ_ASSERT(NS_IsMainThread());
return SendStartAutoscroll(aGuid, aAnchorLocation);
}
void APZCTreeManagerChild::StopAutoscroll(const ScrollableLayerGuid& aGuid) {
MOZ_ASSERT(NS_IsMainThread());
SendStopAutoscroll(aGuid);
}
void APZCTreeManagerChild::SetLongTapEnabled(bool aTapGestureEnabled) {
MOZ_ASSERT(NS_IsMainThread());
SendSetLongTapEnabled(aTapGestureEnabled);
}
APZInputBridge* APZCTreeManagerChild::InputBridge() {
MOZ_ASSERT(XRE_IsParentProcess());
MOZ_ASSERT(mInputBridge);
return mInputBridge.get();
}
void APZCTreeManagerChild::AddIPDLReference() {
MOZ_ASSERT(mIPCOpen == false);
mIPCOpen = true;
AddRef();
}
void APZCTreeManagerChild::ReleaseIPDLReference() {
mIPCOpen = false;
Release();
}
void APZCTreeManagerChild::ActorDestroy(ActorDestroyReason aWhy) {
mIPCOpen = false;
}
mozilla::ipc::IPCResult APZCTreeManagerChild::RecvNotifyPinchGesture(
const PinchGestureType& aType, const ScrollableLayerGuid& aGuid,
const LayoutDevicePoint& aFocusPoint, const LayoutDeviceCoord& aSpanChange,
const Modifiers& aModifiers) {
// This will only get sent from the GPU process to the parent process, so
// this function should never get called in the content process.
MOZ_ASSERT(XRE_IsParentProcess());
MOZ_ASSERT(NS_IsMainThread());
// We want to handle it in this process regardless of what the target guid
// of the pinch is. This may change in the future.
if (mCompositorSession && mCompositorSession->GetWidget()) {
APZCCallbackHelper::NotifyPinchGesture(aType, aFocusPoint, aSpanChange,
aModifiers,
mCompositorSession->GetWidget());
}
return IPC_OK();
}
mozilla::ipc::IPCResult APZCTreeManagerChild::RecvCancelAutoscroll(
const ScrollableLayerGuid::ViewID& aScrollId) {
// This will only get sent from the GPU process to the parent process, so
// this function should never get called in the content process.
MOZ_ASSERT(XRE_IsParentProcess());
MOZ_ASSERT(NS_IsMainThread());
APZCCallbackHelper::CancelAutoscroll(aScrollId);
return IPC_OK();
}
mozilla::ipc::IPCResult APZCTreeManagerChild::RecvNotifyScaleGestureComplete(
const ScrollableLayerGuid::ViewID& aScrollId, float aScale) {
// This will only get sent from the GPU process to the parent process, so
// this function should never get called in the content process.
MOZ_ASSERT(XRE_IsParentProcess());
MOZ_ASSERT(NS_IsMainThread());
if (mCompositorSession && mCompositorSession->GetWidget()) {
APZCCallbackHelper::NotifyScaleGestureComplete(
mCompositorSession->GetWidget(), aScale);
}
return IPC_OK();
}
} // namespace layers
} // namespace mozilla
|
