注：文章都是通过阅读各位前辈总结的资料、Android 11 Rockchip平台源码、加上自己的思考分析总结出来的，其中难免有理解不对的地方，欢迎大家批评指正。文章为个人学习、研究、欣赏之用，图文内容整理自互联网，如有侵权，请联系删除（◕‿◕），转载请注明出处（©Rockchip ©Android @Linux 版权所有），谢谢。

（==文章基于 Android 11.0==）

【zhoujinjian.com博客原图链接】

【开发板】

【开发板 源码链接】

正是由于前人的分析和总结，帮助我节约了大量的时间和精力，特别感谢，由于不喜欢图片水印，去除了水印，敬请谅解！！！

zhoujinjian.com

==源码（部分）==：

xxx

==源码（部分）==：

（一）、InputManagerService初始化

image-20221027094950105

image-20221027095512362

image-20221027095548641

image-20221027095626369

image-20221027095652842

（1）、InputDispatcher初始化

image-20221027095740500

（2）、InputReader初始化

image-20221027095844947

（3）、EventHub初始化

image-20221027100319791

（4）、InputManagerService.start()

image-20221027100656839

image-20221027100836913

image-20221027100858489

image-20221027100926276

（5）、InputDispatcher.start()

image-20221027101106916

image-20221027113354714

（6）、InputReader.start()

image-20221027101147654

image-20221027113531171

（7）、EventHub::getEvents()

image-20221027132600483

（二）、InputChannel 服务端（System_Server）register

image-20221026113350606

image-20221026192540644

（1）、WindowState.openInputChannel()

image-20221026192704803

image-20221026192752789

image-20221026192815403

image-20221026192926747

image-20221026193014900

image-20221027092859857

（2）、InputManagerService.registerInputChannel()

image-20221027093126783

image-20221027093224596

image-20221027093252326

image-20221027093449771

image-20221027093715359

image-20221027093813544

（三）、InputChannel 客户端（App-Launcher）register

image-20221027094005740

image-20221027094505483

image-20221027094532853

image-20221027094607077

image-20221027094321718

（四）、Input Motion Event事件 Server分发

image-20221027143408175

image-20221027143519671

（1）、InputReader::processEventsLocked()

image-20221027143653894

image-20221027143935200

（2）、InputDevice::process()

image-20221027144139620

（3）、TouchInputMapper::processRawTouches()

image-20221027144621694

Log:

image-20221027145357518

（4）、TouchInputMapper::processRawTouches()

image-20221027145446258

image-20221027145533749

（5）、TouchInputMapper::dispatchTouches()

image-20221027145639238

image-20221027145709304

（6）、InputDispatcher::notifyMotion()

image-20221027150101292

image-20221027150214826

（7）、InputDispatcher::notifyMotion()

image-20221027150650263

image-20221027150816563

（8）、InputDispatcher::dispatchOnceInnerLocked()

image-20221027152145125

image-20221027152228877

（9）、InputDispatcher::dispatchEventLocked()

image-20221027152405656

image-20221027152544526

image-20221027153049512

image-20221027153202922

（10）、InputDispatcher::startDispatchCycleLocked()

image-20221027153340854

（11）、InputPublisher::publishMotionEvent()

image-20221027153617457

image-20221027153754750

image-20221027153812565

image-20221027162237787

（五）、Input Motion Event事件 Client接收

（1）、NativeInputEventReceiver::handleEvent()

image-20221027162447073

image-20221027162400118

（2）、InputConsumer::consume()

image-20221027162600337

image-20221027162710884

image-20221027162732280

（3）、NativeInputEventReceiver::consumeEvents()

image-20221027162918422

image-20221027162830945

（4）、InputEventReceiver::dispatchInputEvent()

image-20221027163134650

image-20221027163310911

（5）、View.dispatchTouchEvent()

image-20221028134050016

image-20221028134140542

（6）、MotionEvent { action=ACTION_DOWN…}

image-20221028134316074

image-20221028134408948

（7）、MotionEvent { action=ACTION_UP…}

image-20221028134532535

image-20221028134556342

（8）、Pointer 0: id=0, toolType=1, x=1294.325806, y=401.628113

1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
行 52806: 10-21 15:00:37.848   950  1094 D InputDispatcher:   Pointer 0: id=0, toolType=1, x=1294.325806, y=401.628113, pressure=1.000000, size=0.000000, touchMajor=0.000000, touchMinor=0.000000, toolMajor=0.000000, toolMinor=0.000000, orientation=0.000000
行 52823: 10-21 15:00:37.850   950  1093 D InputDispatcher:   Pointer 0: id=0, toolType=1, x=1294.325806, y=401.628113, pressure=1.000000, size=0.000000, touchMajor=0.000000, touchMinor=0.000000, toolMajor=0.000000, toolMinor=0.000000, orientation=0.000000
行 53173: 10-21 15:00:37.880   950  1094 D InputDispatcher:   Pointer 0: id=0, toolType=1, x=1294.325806, y=401.628113, pressure=1.000000, size=0.000000, touchMajor=0.000000, touchMinor=0.000000, toolMajor=0.000000, toolMinor=0.000000, orientation=0.000000
行 53193: 10-21 15:00:37.882   950  1093 D InputDispatcher:   Pointer 0: id=0, toolType=1, x=1294.325806, y=401.628113, pressure=1.000000, size=0.000000, touchMajor=0.000000, touchMinor=0.000000, toolMajor=0.000000, toolMinor=0.000000, orientation=0.000000
行 53532: 10-21 15:00:37.953  4443  4443 V ViewRootImpl[Launcher]: Done with EarlyPostImeInputStage. QueuedInputEvent{flags=0, hasNextQueuedEvent=true, hasInputEventReceiver=true, mEvent=MotionEvent { action=ACTION_DOWN, actionButton=0, id[0]=0, x[0]=1294.3258, y[0]=401.6281, toolType[0]=TOOL_TYPE_FINGER, buttonState=0, classification=NONE, metaState=0, flags=0x2, edgeFlags=0x0, pointerCount=1, historySize=0, eventTime=98717, downTime=98717, deviceId=-1, source=0x1002, displayId=0 }}
行 53533: 10-21 15:00:37.954  4443  4443 V ViewRootImpl[Launcher]: Done with NativePostImeInputStage. QueuedInputEvent{flags=0, hasNextQueuedEvent=true, hasInputEventReceiver=true, mEvent=MotionEvent { action=ACTION_DOWN, actionButton=0, id[0]=0, x[0]=1294.3258, y[0]=401.6281, toolType[0]=TOOL_TYPE_FINGER, buttonState=0, classification=NONE, metaState=0, flags=0x2, edgeFlags=0x0, pointerCount=1, historySize=0, eventTime=98717, downTime=98717, deviceId=-1, source=0x1002, displayId=0 }}
行 53535: 10-21 15:00:37.955  4443  4443 D HMI_Launcher: DragLayer: onInterceptTouchEvent: mDragging=false, ev=MotionEvent { action=ACTION_DOWN, actionButton=0, id[0]=0, x[0]=1294.3258, y[0]=401.6281, toolType[0]=TOOL_TYPE_FINGER, buttonState=0, classification=NONE, metaState=0, flags=0x2, edgeFlags=0x0, pointerCount=1, historySize=0, eventTime=98717, downTime=98717, deviceId=-1, source=0x1002, displayId=0 }
行 53549: 10-21 15:00:37.955  4443  4443 D HMI_Launcher: Workspace: onInterceptTouchEvent: 1294.3258, 401.6281
行 54150: 10-21 15:00:37.967  4443  4443 D ViewRootImpl: processPointerEvent src=0x1002 eventTimeNano=98717995000 id=0x3e5d3449 MotionEvent:MotionEvent { action=ACTION_DOWN, actionButton=0, id[0]=0, x[0]=1294.3258, y[0]=401.6281, toolType[0]=TOOL_TYPE_FINGER, buttonState=0, classification=NONE, metaState=0, flags=0x2, edgeFlags=0x0, pointerCount=1, historySize=0, eventTime=98717, downTime=98717, deviceId=-1, source=0x1002, displayId=0 } handled:true
行 54178: 10-21 15:00:37.967  4443  4443 V ViewRootImpl[Launcher]: Done with ViewPostImeInputStage. QueuedInputEvent{flags=FINISHED|FINISHED_HANDLED, hasNextQueuedEvent=true, hasInputEventReceiver=true, mEvent=MotionEvent { action=ACTION_DOWN, actionButton=0, id[0]=0, x[0]=1294.3258, y[0]=401.6281, toolType[0]=TOOL_TYPE_FINGER, buttonState=0, classification=NONE, metaState=0, flags=0x2, edgeFlags=0x0, pointerCount=1, historySize=0, eventTime=98717, downTime=98717, deviceId=-1, source=0x1002, displayId=0 }}
行 54179: 10-21 15:00:37.968  4443  4443 V ViewRootImpl[Launcher]: Done with SyntheticInputStage. QueuedInputEvent{flags=FINISHED|FINISHED_HANDLED, hasNextQueuedEvent=true, hasInputEventReceiver=true, mEvent=MotionEvent { action=ACTION_DOWN, actionButton=0, id[0]=0, x[0]=1294.3258, y[0]=401.6281, toolType[0]=TOOL_TYPE_FINGER, buttonState=0, classification=NONE, metaState=0, flags=0x2, edgeFlags=0x0, pointerCount=1, historySize=0, eventTime=98717, downTime=98717, deviceId=-1, source=0x1002, displayId=0 }}
行 54224: 10-21 15:00:37.968  4443  4443 V ViewRootImpl[Launcher]: Done with EarlyPostImeInputStage. QueuedInputEvent{flags=0, hasNextQueuedEvent=true, hasInputEventReceiver=true, mEvent=MotionEvent { action=ACTION_UP, actionButton=0, id[0]=0, x[0]=1294.3258, y[0]=401.6281, toolType[0]=TOOL_TYPE_FINGER, buttonState=0, classification=NONE, metaState=0, flags=0x2, edgeFlags=0x0, pointerCount=1, historySize=0, eventTime=98749, downTime=98717, deviceId=-1, source=0x1002, displayId=0 }}
行 54225: 10-21 15:00:37.969  4443  4443 V ViewRootImpl[Launcher]: Done with NativePostImeInputStage. QueuedInputEvent{flags=0, hasNextQueuedEvent=true, hasInputEventReceiver=true, mEvent=MotionEvent { action=ACTION_UP, actionButton=0, id[0]=0, x[0]=1294.3258, y[0]=401.6281, toolType[0]=TOOL_TYPE_FINGER, buttonState=0, classification=NONE, metaState=0, flags=0x2, edgeFlags=0x0, pointerCount=1, historySize=0, eventTime=98749, downTime=98717, deviceId=-1, source=0x1002, displayId=0 }}
行 54226: 10-21 15:00:37.969  4443  4443 D HMI_Launcher: DragLayer: onInterceptTouchEvent: mDragging=false, ev=MotionEvent { action=ACTION_UP, actionButton=0, id[0]=0, x[0]=1294.3258, y[0]=401.6281, toolType[0]=TOOL_TYPE_FINGER, buttonState=0, classification=NONE, metaState=0, flags=0x2, edgeFlags=0x0, pointerCount=1, historySize=0, eventTime=98749, downTime=98717, deviceId=-1, source=0x1002, displayId=0 }
行 54228: 10-21 15:00:37.969  4443  4443 D HMI_Launcher: Workspace: onInterceptTouchEvent: 1294.3258, 401.6281
行 54368: 10-21 15:00:37.974  4443  4443 D ViewRootImpl: processPointerEvent src=0x1002 eventTimeNano=98749755000 id=0x1e902588 MotionEvent:MotionEvent { action=ACTION_UP, actionButton=0, id[0]=0, x[0]=1294.3258, y[0]=401.6281, toolType[0]=TOOL_TYPE_FINGER, buttonState=0, classification=NONE, metaState=0, flags=0x2, edgeFlags=0x0, pointerCount=1, historySize=0, eventTime=98749, downTime=98717, deviceId=-1, source=0x1002, displayId=0 } handled:true
行 54396: 10-21 15:00:37.974  4443  4443 V ViewRootImpl[Launcher]: Done with ViewPostImeInputStage. QueuedInputEvent{flags=FINISHED|FINISHED_HANDLED, hasNextQueuedEvent=true, hasInputEventReceiver=true, mEvent=MotionEvent { action=ACTION_UP, actionButton=0, id[0]=0, x[0]=1294.3258, y[0]=401.6281, toolType[0]=TOOL_TYPE_FINGER, buttonState=0, classification=NONE, metaState=0, flags=0x2, edgeFlags=0x0, pointerCount=1, historySize=0, eventTime=98749, downTime=98717, deviceId=-1, source=0x1002, displayId=0 }}
行 54397: 10-21 15:00:37.974  4443  4443 V ViewRootImpl[Launcher]: Done with SyntheticInputStage. QueuedInputEvent{flags=FINISHED|FINISHED_HANDLED, hasNextQueuedEvent=true, hasInputEventReceiver=true, mEvent=MotionEvent { action=ACTION_UP, actionButton=0, id[0]=0, x[0]=1294.3258, y[0]=401.6281, toolType[0]=TOOL_TYPE_FINGER, buttonState=0, classification=NONE, metaState=0, flags=0x2, edgeFlags=0x0, pointerCount=1, historySize=0, eventTime=98749, downTime=98717, deviceId=-1, source=0x1002, displayId=0 }}

（六）、参考资料(特别感谢)：

（1）xxx