More native input dispatch work.

Removed old input dispatch code.
Refactored the policy callbacks.
Pushed a tiny bit of the power manager state down to native.
Fixed long press on MENU.
Made the virtual key detection and cancelation a bit more precise.

Change-Id: I5d8c1062f7ea0ab3b54c6fadb058c4d5f5a9e02e

6 files changed, 217 insertions, 756 deletions

diff --git a/core/java/android/view/IWindow.aidl b/core/java/android/view/IWindow.aidl
index 3b09808..921018a 100644
--- a/core/java/android/view/IWindow.aidl
+++ b/core/java/android/view/IWindow.aidl
@@ -46,9 +46,6 @@ oneway interface IWindow {
 
     void resized(int w, int h, in Rect coveredInsets, in Rect visibleInsets,
             boolean reportDraw, in Configuration newConfig);
-    void dispatchKey(in KeyEvent event);
-    void dispatchPointer(in MotionEvent event, long eventTime, boolean callWhenDone);
-    void dispatchTrackball(in MotionEvent event, long eventTime, boolean callWhenDone);
     void dispatchAppVisibility(boolean visible);
     void dispatchGetNewSurface();
 
diff --git a/core/java/android/view/IWindowSession.aidl b/core/java/android/view/IWindowSession.aidl
index 4647fb4..7f10b76 100644
--- a/core/java/android/view/IWindowSession.aidl
+++ b/core/java/android/view/IWindowSession.aidl
@@ -109,10 +109,6 @@ interface IWindowSession {
     void getDisplayFrame(IWindow window, out Rect outDisplayFrame);
     
     void finishDrawing(IWindow window);
-
-    void finishKey(IWindow window);
-    MotionEvent getPendingPointerMove(IWindow window);
-    MotionEvent getPendingTrackballMove(IWindow window);
     
     void setInTouchMode(boolean showFocus);
     boolean getInTouchMode();
diff --git a/core/java/android/view/RawInputEvent.java b/core/java/android/view/RawInputEvent.java
deleted file mode 100644
index 3bbfea8..0000000
--- a/core/java/android/view/RawInputEvent.java
+++ /dev/null
@@ -1,201 +0,0 @@
-/*
- * Copyright (C) 2008 The Android Open Source Project
- *
- * Licensed under the Apache License, Version 2.0 (the "License");
- * you may not use this file except in compliance with the License.
- * You may obtain a copy of the License at
- *
- *      http://www.apache.org/licenses/LICENSE-2.0
- *
- * Unless required by applicable law or agreed to in writing, software
- * distributed under the License is distributed on an "AS IS" BASIS,
- * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
- * See the License for the specific language governing permissions and
- * limitations under the License.
- */
-
-package android.view;
-
-/**
- * @hide
- * This really belongs in services.jar; WindowManagerPolicy should go there too.
- */
-public class RawInputEvent {
-    // Event class as defined by EventHub.
-    public static final int CLASS_KEYBOARD = 0x00000001;
-    public static final int CLASS_ALPHAKEY = 0x00000002;
-    public static final int CLASS_TOUCHSCREEN = 0x00000004;
-    public static final int CLASS_TRACKBALL = 0x00000008;
-    public static final int CLASS_TOUCHSCREEN_MT = 0x00000010;
-    public static final int CLASS_DPAD = 0x00000020;
-    
-    // More special classes for QueuedEvent below.
-    public static final int CLASS_CONFIGURATION_CHANGED = 0x10000000;
-    
-    // Event types.
-
-    public static final int EV_SYN = 0x00;
-    public static final int EV_KEY = 0x01;
-    public static final int EV_REL = 0x02;
-    public static final int EV_ABS = 0x03;
-    public static final int EV_MSC = 0x04;
-    public static final int EV_SW = 0x05;
-    public static final int EV_LED = 0x11;
-    public static final int EV_SND = 0x12;
-    public static final int EV_REP = 0x14;
-    public static final int EV_FF = 0x15;
-    public static final int EV_PWR = 0x16;
-    public static final int EV_FF_STATUS = 0x17;
-
-    // Platform-specific event types.
-    
-    public static final int EV_DEVICE_ADDED = 0x10000000;
-    public static final int EV_DEVICE_REMOVED = 0x20000000;
-    
-    // Special key (EV_KEY) scan codes for pointer buttons.
-
-    public static final int BTN_FIRST = 0x100;
-
-    public static final int BTN_MISC = 0x100;
-    public static final int BTN_0 = 0x100;
-    public static final int BTN_1 = 0x101;
-    public static final int BTN_2 = 0x102;
-    public static final int BTN_3 = 0x103;
-    public static final int BTN_4 = 0x104;
-    public static final int BTN_5 = 0x105;
-    public static final int BTN_6 = 0x106;
-    public static final int BTN_7 = 0x107;
-    public static final int BTN_8 = 0x108;
-    public static final int BTN_9 = 0x109;
-
-    public static final int BTN_MOUSE = 0x110;
-    public static final int BTN_LEFT = 0x110;
-    public static final int BTN_RIGHT = 0x111;
-    public static final int BTN_MIDDLE = 0x112;
-    public static final int BTN_SIDE = 0x113;
-    public static final int BTN_EXTRA = 0x114;
-    public static final int BTN_FORWARD = 0x115;
-    public static final int BTN_BACK = 0x116;
-    public static final int BTN_TASK = 0x117;
-
-    public static final int BTN_JOYSTICK = 0x120;
-    public static final int BTN_TRIGGER = 0x120;
-    public static final int BTN_THUMB = 0x121;
-    public static final int BTN_THUMB2 = 0x122;
-    public static final int BTN_TOP = 0x123;
-    public static final int BTN_TOP2 = 0x124;
-    public static final int BTN_PINKIE = 0x125;
-    public static final int BTN_BASE = 0x126;
-    public static final int BTN_BASE2 = 0x127;
-    public static final int BTN_BASE3 = 0x128;
-    public static final int BTN_BASE4 = 0x129;
-    public static final int BTN_BASE5 = 0x12a;
-    public static final int BTN_BASE6 = 0x12b;
-    public static final int BTN_DEAD = 0x12f;
-
-    public static final int BTN_GAMEPAD = 0x130;
-    public static final int BTN_A = 0x130;
-    public static final int BTN_B = 0x131;
-    public static final int BTN_C = 0x132;
-    public static final int BTN_X = 0x133;
-    public static final int BTN_Y = 0x134;
-    public static final int BTN_Z = 0x135;
-    public static final int BTN_TL = 0x136;
-    public static final int BTN_TR = 0x137;
-    public static final int BTN_TL2 = 0x138;
-    public static final int BTN_TR2 = 0x139;
-    public static final int BTN_SELECT = 0x13a;
-    public static final int BTN_START = 0x13b;
-    public static final int BTN_MODE = 0x13c;
-    public static final int BTN_THUMBL = 0x13d;
-    public static final int BTN_THUMBR = 0x13e;
-
-    public static final int BTN_DIGI = 0x140;
-    public static final int BTN_TOOL_PEN = 0x140;
-    public static final int BTN_TOOL_RUBBER = 0x141;
-    public static final int BTN_TOOL_BRUSH = 0x142;
-    public static final int BTN_TOOL_PENCIL = 0x143;
-    public static final int BTN_TOOL_AIRBRUSH = 0x144;
-    public static final int BTN_TOOL_FINGER = 0x145;
-    public static final int BTN_TOOL_MOUSE = 0x146;
-    public static final int BTN_TOOL_LENS = 0x147;
-    public static final int BTN_TOUCH = 0x14a;
-    public static final int BTN_STYLUS = 0x14b;
-    public static final int BTN_STYLUS2 = 0x14c;
-    public static final int BTN_TOOL_DOUBLETAP = 0x14d;
-    public static final int BTN_TOOL_TRIPLETAP = 0x14e;
-
-    public static final int BTN_WHEEL = 0x150;
-    public static final int BTN_GEAR_DOWN = 0x150;
-    public static final int BTN_GEAR_UP = 0x151;
-
-    public static final int BTN_LAST = 0x15f;
-
-    // Relative axes (EV_REL) scan codes.
-
-    public static final int REL_X = 0x00;
-    public static final int REL_Y = 0x01;
-    public static final int REL_Z = 0x02;
-    public static final int REL_RX = 0x03;
-    public static final int REL_RY = 0x04;
-    public static final int REL_RZ = 0x05;
-    public static final int REL_HWHEEL = 0x06;
-    public static final int REL_DIAL = 0x07;
-    public static final int REL_WHEEL = 0x08;
-    public static final int REL_MISC = 0x09;
-    public static final int REL_MAX = 0x0f;
-
-    // Absolute axes (EV_ABS) scan codes.
-
-    public static final int ABS_X = 0x00;
-    public static final int ABS_Y = 0x01;
-    public static final int ABS_Z = 0x02;
-    public static final int ABS_RX = 0x03;
-    public static final int ABS_RY = 0x04;
-    public static final int ABS_RZ = 0x05;
-    public static final int ABS_THROTTLE = 0x06;
-    public static final int ABS_RUDDER = 0x07;
-    public static final int ABS_WHEEL = 0x08;
-    public static final int ABS_GAS = 0x09;
-    public static final int ABS_BRAKE = 0x0a;
-    public static final int ABS_HAT0X = 0x10;
-    public static final int ABS_HAT0Y = 0x11;
-    public static final int ABS_HAT1X = 0x12;
-    public static final int ABS_HAT1Y = 0x13;
-    public static final int ABS_HAT2X = 0x14;
-    public static final int ABS_HAT2Y = 0x15;
-    public static final int ABS_HAT3X = 0x16;
-    public static final int ABS_HAT3Y = 0x17;
-    public static final int ABS_PRESSURE = 0x18;
-    public static final int ABS_DISTANCE = 0x19;
-    public static final int ABS_TILT_X = 0x1a;
-    public static final int ABS_TILT_Y = 0x1b;
-    public static final int ABS_TOOL_WIDTH = 0x1c;
-    public static final int ABS_VOLUME = 0x20;
-    public static final int ABS_MISC = 0x28;
-    public static final int ABS_MT_TOUCH_MAJOR = 0x30;
-    public static final int ABS_MT_TOUCH_MINOR = 0x31;
-    public static final int ABS_MT_WIDTH_MAJOR = 0x32;
-    public static final int ABS_MT_WIDTH_MINOR = 0x33;
-    public static final int ABS_MT_ORIENTATION = 0x34;
-    public static final int ABS_MT_POSITION_X = 0x35;
-    public static final int ABS_MT_POSITION_Y = 0x36;
-    public static final int ABS_MT_TOOL_TYPE = 0x37;
-    public static final int ABS_MT_BLOB_ID = 0x38;
-    public static final int ABS_MAX = 0x3f;
-
-    // Switch events
-    public static final int SW_LID = 0x00;
-
-    public static final int SYN_REPORT = 0;
-    public static final int SYN_CONFIG = 1;
-    public static final int SYN_MT_REPORT = 2;
-    
-    public int deviceId;
-    public int type;
-    public int scancode;
-    public int keycode;
-    public int flags;
-    public int value;
-    public long when;
-}
diff --git a/core/java/android/view/SurfaceView.java b/core/java/android/view/SurfaceView.java
index d1a0f75..e4d1ae1 100644
--- a/core/java/android/view/SurfaceView.java
+++ b/core/java/android/view/SurfaceView.java
@@ -625,41 +625,6 @@ public class SurfaceView extends View {
             }
         }
 
-        public void dispatchKey(KeyEvent event) {
-            SurfaceView surfaceView = mSurfaceView.get();
-            if (surfaceView != null) {
-                //Log.w("SurfaceView", "Unexpected key event in surface: " + event);
-                if (surfaceView.mSession != null && surfaceView.mSurface != null) {
-                    try {
-                        surfaceView.mSession.finishKey(surfaceView.mWindow);
-                    } catch (RemoteException ex) {
-                    }
-                }
-            }
-        }
-
-        public void dispatchPointer(MotionEvent event, long eventTime,
-                boolean callWhenDone) {
-            Log.w("SurfaceView", "Unexpected pointer event in surface: " + event);
-            //if (mSession != null && mSurface != null) {
-            //    try {
-            //        //mSession.finishKey(mWindow);
-            //    } catch (RemoteException ex) {
-            //    }
-            //}
-        }
-
-        public void dispatchTrackball(MotionEvent event, long eventTime,
-                boolean callWhenDone) {
-            Log.w("SurfaceView", "Unexpected trackball event in surface: " + event);
-            //if (mSession != null && mSurface != null) {
-            //    try {
-            //        //mSession.finishKey(mWindow);
-            //    } catch (RemoteException ex) {
-            //    }
-            //}
-        }
-
         public void dispatchAppVisibility(boolean visible) {
             // The point of SurfaceView is to let the app control the surface.
         }
@@ -686,7 +651,6 @@ public class SurfaceView extends View {
     private SurfaceHolder mSurfaceHolder = new SurfaceHolder() {
         
         private static final String LOG_TAG = "SurfaceHolder";
-        private int mSaveCount;
         
         public boolean isCreating() {
             return mIsCreating;
diff --git a/core/java/android/view/ViewRoot.java b/core/java/android/view/ViewRoot.java
index 1dc82e8..e980b17 100644
--- a/core/java/android/view/ViewRoot.java
+++ b/core/java/android/view/ViewRoot.java
@@ -556,18 +556,16 @@ public final class ViewRoot extends Handler implements ViewParent,
                         "Unable to add window -- unknown error code " + res);
                 }
 
-                if (WindowManagerPolicy.ENABLE_NATIVE_INPUT_DISPATCH) {
-                    if (view instanceof RootViewSurfaceTaker) {
-                        mInputQueueCallback =
-                            ((RootViewSurfaceTaker)view).willYouTakeTheInputQueue();
-                    }
-                    if (mInputQueueCallback != null) {
-                        mInputQueue = new InputQueue(mInputChannel);
-                        mInputQueueCallback.onInputQueueCreated(mInputQueue);
-                    } else {
-                        InputQueue.registerInputChannel(mInputChannel, mInputHandler,
-                                Looper.myQueue());
-                    }
+                if (view instanceof RootViewSurfaceTaker) {
+                    mInputQueueCallback =
+                        ((RootViewSurfaceTaker)view).willYouTakeTheInputQueue();
+                }
+                if (mInputQueueCallback != null) {
+                    mInputQueue = new InputQueue(mInputChannel);
+                    mInputQueueCallback.onInputQueueCreated(mInputQueue);
+                } else {
+                    InputQueue.registerInputChannel(mInputChannel, mInputHandler,
+                            Looper.myQueue());
                 }
                 
                 view.assignParent(this);
@@ -1745,16 +1743,12 @@ public final class ViewRoot extends Handler implements ViewParent,
         }
         mSurface.release();
 
-        if (WindowManagerPolicy.ENABLE_NATIVE_INPUT_DISPATCH) {
-            if (mInputChannel != null) {
-                if (mInputQueueCallback != null) {
-                    mInputQueueCallback.onInputQueueDestroyed(mInputQueue);
-                    mInputQueueCallback = null;
-                } else {
-                    InputQueue.unregisterInputChannel(mInputChannel);
-                }
-                mInputChannel.dispose();
-                mInputChannel = null;
+        if (mInputChannel != null) {
+            if (mInputQueueCallback != null) {
+                mInputQueueCallback.onInputQueueDestroyed(mInputQueue);
+                mInputQueueCallback = null;
+            } else {
+                InputQueue.unregisterInputChannel(mInputChannel);
             }
         }
         
@@ -1763,13 +1757,11 @@ public final class ViewRoot extends Handler implements ViewParent,
         } catch (RemoteException e) {
         }
         
-        if (WindowManagerPolicy.ENABLE_NATIVE_INPUT_DISPATCH) {
-            // Dispose the input channel after removing the window so the Window Manager
-            // doesn't interpret the input channel being closed as an abnormal termination.
-            if (mInputChannel != null) {
-                mInputChannel.dispose();
-                mInputChannel = null;
-            }
+        // Dispose the input channel after removing the window so the Window Manager
+        // doesn't interpret the input channel being closed as an abnormal termination.
+        if (mInputChannel != null) {
+            mInputChannel.dispose();
+            mInputChannel = null;
         }
     }
 
@@ -1869,105 +1861,22 @@ public final class ViewRoot extends Handler implements ViewParent,
             deliverKeyEvent((KeyEvent)msg.obj, true);
             break;
         case DISPATCH_POINTER: {
-            MotionEvent event = (MotionEvent)msg.obj;
-            boolean callWhenDone = msg.arg1 != 0;
-            
-            if (event == null) {
-                long timeBeforeGettingEvents;
-                if (MEASURE_LATENCY) {
-                    timeBeforeGettingEvents = System.nanoTime();
-                }
-
-                event = getPendingPointerMotionEvent();
-
-                if (MEASURE_LATENCY && event != null) {
-                    lt.sample("9 Client got events      ", System.nanoTime() - event.getEventTimeNano());
-                    lt.sample("8 Client getting events  ", timeBeforeGettingEvents - event.getEventTimeNano());
-                }
-                callWhenDone = false;
-            }
-            if (event != null && mTranslator != null) {
-                mTranslator.translateEventInScreenToAppWindow(event);
-            }
+            MotionEvent event = (MotionEvent) msg.obj;
             try {
-                boolean handled;
-                if (mView != null && mAdded && event != null) {
-
-                    // enter touch mode on the down
-                    boolean isDown = event.getAction() == MotionEvent.ACTION_DOWN;
-                    if (isDown) {
-                        ensureTouchMode(true);
-                    }
-                    if(Config.LOGV) {
-                        captureMotionLog("captureDispatchPointer", event);
-                    }
-                    if (mCurScrollY != 0) {
-                        event.offsetLocation(0, mCurScrollY);
-                    }
-                    if (MEASURE_LATENCY) {
-                        lt.sample("A Dispatching TouchEvents", System.nanoTime() - event.getEventTimeNano());
-                    }
-                    handled = mView.dispatchTouchEvent(event);
-                    if (MEASURE_LATENCY) {
-                        lt.sample("B Dispatched TouchEvents ", System.nanoTime() - event.getEventTimeNano());
-                    }
-                    if (!handled && isDown) {
-                        int edgeSlop = mViewConfiguration.getScaledEdgeSlop();
-
-                        final int edgeFlags = event.getEdgeFlags();
-                        int direction = View.FOCUS_UP;
-                        int x = (int)event.getX();
-                        int y = (int)event.getY();
-                        final int[] deltas = new int[2];
-
-                        if ((edgeFlags & MotionEvent.EDGE_TOP) != 0) {
-                            direction = View.FOCUS_DOWN;
-                            if ((edgeFlags & MotionEvent.EDGE_LEFT) != 0) {
-                                deltas[0] = edgeSlop;
-                                x += edgeSlop;
-                            } else if ((edgeFlags & MotionEvent.EDGE_RIGHT) != 0) {
-                                deltas[0] = -edgeSlop;
-                                x -= edgeSlop;
-                            }
-                        } else if ((edgeFlags & MotionEvent.EDGE_BOTTOM) != 0) {
-                            direction = View.FOCUS_UP;
-                            if ((edgeFlags & MotionEvent.EDGE_LEFT) != 0) {
-                                deltas[0] = edgeSlop;
-                                x += edgeSlop;
-                            } else if ((edgeFlags & MotionEvent.EDGE_RIGHT) != 0) {
-                                deltas[0] = -edgeSlop;
-                                x -= edgeSlop;
-                            }
-                        } else if ((edgeFlags & MotionEvent.EDGE_LEFT) != 0) {
-                            direction = View.FOCUS_RIGHT;
-                        } else if ((edgeFlags & MotionEvent.EDGE_RIGHT) != 0) {
-                            direction = View.FOCUS_LEFT;
-                        }
-
-                        if (edgeFlags != 0 && mView instanceof ViewGroup) {
-                            View nearest = FocusFinder.getInstance().findNearestTouchable(
-                                    ((ViewGroup) mView), x, y, direction, deltas);
-                            if (nearest != null) {
-                                event.offsetLocation(deltas[0], deltas[1]);
-                                event.setEdgeFlags(0);
-                                mView.dispatchTouchEvent(event);
-                            }
-                        }
-                    }
-                }
+                deliverPointerEvent(event);
             } finally {
-                if (callWhenDone) {
-                    finishMotionEvent();
-                }
-                recycleMotionEvent(event);
+                event.recycle();
                 if (LOCAL_LOGV || WATCH_POINTER) Log.i(TAG, "Done dispatching!");
-                // Let the exception fall through -- the looper will catch
-                // it and take care of the bad app for us.
             }
         } break;
-        case DISPATCH_TRACKBALL:
-            deliverTrackballEvent((MotionEvent)msg.obj, msg.arg1 != 0);
-            break;
+        case DISPATCH_TRACKBALL: {
+            MotionEvent event = (MotionEvent) msg.obj;
+            try {
+                deliverTrackballEvent(event);
+            } finally {
+                event.recycle();
+            }
+        } break;
         case DISPATCH_APP_VISIBILITY:
             handleAppVisibility(msg.arg1 != 0);
             break;
@@ -2101,61 +2010,12 @@ public final class ViewRoot extends Handler implements ViewParent,
     }
     
     private void finishKeyEvent(KeyEvent event) {
-        if (WindowManagerPolicy.ENABLE_NATIVE_INPUT_DISPATCH) {
-            if (mFinishedCallback != null) {
-                mFinishedCallback.run();
-                mFinishedCallback = null;
-            }
-        } else {
-            try {
-                sWindowSession.finishKey(mWindow);
-            } catch (RemoteException e) {
-            }
+        if (mFinishedCallback != null) {
+            mFinishedCallback.run();
+            mFinishedCallback = null;
         }
     }
     
-    private void finishMotionEvent() {
-        if (WindowManagerPolicy.ENABLE_NATIVE_INPUT_DISPATCH) {
-            throw new IllegalStateException("Should not be reachable with native input dispatch.");
-        }
-        
-        try {
-            sWindowSession.finishKey(mWindow);
-        } catch (RemoteException e) {
-        }
-    }
-
-    private void recycleMotionEvent(MotionEvent event) {
-        if (event != null) {
-            event.recycle();
-        }
-    }
-    
-    private MotionEvent getPendingPointerMotionEvent() {
-        if (WindowManagerPolicy.ENABLE_NATIVE_INPUT_DISPATCH) {
-            throw new IllegalStateException("Should not be reachable with native input dispatch.");
-        }
-        
-        try {
-            return sWindowSession.getPendingPointerMove(mWindow);
-        } catch (RemoteException e) {
-            return null;
-        }
-    }
-
-    private MotionEvent getPendingTrackballMotionEvent() {
-        if (WindowManagerPolicy.ENABLE_NATIVE_INPUT_DISPATCH) {
-            throw new IllegalStateException("Should not be reachable with native input dispatch.");
-        }
-        
-        try {
-            return sWindowSession.getPendingTrackballMove(mWindow);
-        } catch (RemoteException e) {
-            return null;
-        }
-    }
-    
-    
     /**
      * Something in the current window tells us we need to change the touch mode.  For
      * example, we are not in touch mode, and the user touches the screen.
@@ -2277,42 +2137,95 @@ public final class ViewRoot extends Handler implements ViewParent,
         return false;
     }
 
+    private void deliverPointerEvent(MotionEvent event) {
+        if (mTranslator != null) {
+            mTranslator.translateEventInScreenToAppWindow(event);
+        }
+        
+        boolean handled;
+        if (mView != null && mAdded) {
 
-    private void deliverTrackballEvent(MotionEvent event, boolean callWhenDone) {
-        if (event == null) {
-            event = getPendingTrackballMotionEvent();
-            callWhenDone = false;
+            // enter touch mode on the down
+            boolean isDown = event.getAction() == MotionEvent.ACTION_DOWN;
+            if (isDown) {
+                ensureTouchMode(true);
+            }
+            if(Config.LOGV) {
+                captureMotionLog("captureDispatchPointer", event);
+            }
+            if (mCurScrollY != 0) {
+                event.offsetLocation(0, mCurScrollY);
+            }
+            if (MEASURE_LATENCY) {
+                lt.sample("A Dispatching TouchEvents", System.nanoTime() - event.getEventTimeNano());
+            }
+            handled = mView.dispatchTouchEvent(event);
+            if (MEASURE_LATENCY) {
+                lt.sample("B Dispatched TouchEvents ", System.nanoTime() - event.getEventTimeNano());
+            }
+            if (!handled && isDown) {
+                int edgeSlop = mViewConfiguration.getScaledEdgeSlop();
+
+                final int edgeFlags = event.getEdgeFlags();
+                int direction = View.FOCUS_UP;
+                int x = (int)event.getX();
+                int y = (int)event.getY();
+                final int[] deltas = new int[2];
+
+                if ((edgeFlags & MotionEvent.EDGE_TOP) != 0) {
+                    direction = View.FOCUS_DOWN;
+                    if ((edgeFlags & MotionEvent.EDGE_LEFT) != 0) {
+                        deltas[0] = edgeSlop;
+                        x += edgeSlop;
+                    } else if ((edgeFlags & MotionEvent.EDGE_RIGHT) != 0) {
+                        deltas[0] = -edgeSlop;
+                        x -= edgeSlop;
+                    }
+                } else if ((edgeFlags & MotionEvent.EDGE_BOTTOM) != 0) {
+                    direction = View.FOCUS_UP;
+                    if ((edgeFlags & MotionEvent.EDGE_LEFT) != 0) {
+                        deltas[0] = edgeSlop;
+                        x += edgeSlop;
+                    } else if ((edgeFlags & MotionEvent.EDGE_RIGHT) != 0) {
+                        deltas[0] = -edgeSlop;
+                        x -= edgeSlop;
+                    }
+                } else if ((edgeFlags & MotionEvent.EDGE_LEFT) != 0) {
+                    direction = View.FOCUS_RIGHT;
+                } else if ((edgeFlags & MotionEvent.EDGE_RIGHT) != 0) {
+                    direction = View.FOCUS_LEFT;
+                }
+
+                if (edgeFlags != 0 && mView instanceof ViewGroup) {
+                    View nearest = FocusFinder.getInstance().findNearestTouchable(
+                            ((ViewGroup) mView), x, y, direction, deltas);
+                    if (nearest != null) {
+                        event.offsetLocation(deltas[0], deltas[1]);
+                        event.setEdgeFlags(0);
+                        mView.dispatchTouchEvent(event);
+                    }
+                }
+            }
         }
+    }
 
+    private void deliverTrackballEvent(MotionEvent event) {
         if (DEBUG_TRACKBALL) Log.v(TAG, "Motion event:" + event);
 
         boolean handled = false;
-        try {
-            if (event == null) {
-                handled = true;
-            } else if (mView != null && mAdded) {
-                handled = mView.dispatchTrackballEvent(event);
-                if (!handled) {
-                    // we could do something here, like changing the focus
-                    // or something?
-                }
-            }
-        } finally {
+        if (mView != null && mAdded) {
+            handled = mView.dispatchTrackballEvent(event);
             if (handled) {
-                if (callWhenDone) {
-                    finishMotionEvent();
-                }
-                recycleMotionEvent(event);
                 // If we reach this, we delivered a trackball event to mView and
                 // mView consumed it. Because we will not translate the trackball
                 // event into a key event, touch mode will not exit, so we exit
                 // touch mode here.
                 ensureTouchMode(false);
-                //noinspection ReturnInsideFinallyBlock
                 return;
             }
-            // Let the exception fall through -- the looper will catch
-            // it and take care of the bad app for us.
+            
+            // Otherwise we could do something here, like changing the focus
+            // or something?
         }
 
         final TrackballAxis x = mTrackballAxisX;
@@ -2327,95 +2240,86 @@ public final class ViewRoot extends Handler implements ViewParent,
             mLastTrackballTime = curTime;
         }
 
-        try {
-            final int action = event.getAction();
-            final int metastate = event.getMetaState();
-            switch (action) {
-                case MotionEvent.ACTION_DOWN:
-                    x.reset(2);
-                    y.reset(2);
-                    deliverKeyEvent(new KeyEvent(curTime, curTime,
-                            KeyEvent.ACTION_DOWN, KeyEvent.KEYCODE_DPAD_CENTER,
-                            0, metastate), false);
-                    break;
-                case MotionEvent.ACTION_UP:
-                    x.reset(2);
-                    y.reset(2);
-                    deliverKeyEvent(new KeyEvent(curTime, curTime,
-                            KeyEvent.ACTION_UP, KeyEvent.KEYCODE_DPAD_CENTER,
-                            0, metastate), false);
-                    break;
-            }
-
-            if (DEBUG_TRACKBALL) Log.v(TAG, "TB X=" + x.position + " step="
-                    + x.step + " dir=" + x.dir + " acc=" + x.acceleration
-                    + " move=" + event.getX()
-                    + " / Y=" + y.position + " step="
-                    + y.step + " dir=" + y.dir + " acc=" + y.acceleration
-                    + " move=" + event.getY());
-            final float xOff = x.collect(event.getX(), event.getEventTime(), "X");
-            final float yOff = y.collect(event.getY(), event.getEventTime(), "Y");
-
-            // Generate DPAD events based on the trackball movement.
-            // We pick the axis that has moved the most as the direction of
-            // the DPAD.  When we generate DPAD events for one axis, then the
-            // other axis is reset -- we don't want to perform DPAD jumps due
-            // to slight movements in the trackball when making major movements
-            // along the other axis.
-            int keycode = 0;
-            int movement = 0;
-            float accel = 1;
-            if (xOff > yOff) {
-                movement = x.generate((2/event.getXPrecision()));
-                if (movement != 0) {
-                    keycode = movement > 0 ? KeyEvent.KEYCODE_DPAD_RIGHT
-                            : KeyEvent.KEYCODE_DPAD_LEFT;
-                    accel = x.acceleration;
-                    y.reset(2);
-                }
-            } else if (yOff > 0) {
-                movement = y.generate((2/event.getYPrecision()));
-                if (movement != 0) {
-                    keycode = movement > 0 ? KeyEvent.KEYCODE_DPAD_DOWN
-                            : KeyEvent.KEYCODE_DPAD_UP;
-                    accel = y.acceleration;
-                    x.reset(2);
-                }
-            }
-
-            if (keycode != 0) {
-                if (movement < 0) movement = -movement;
-                int accelMovement = (int)(movement * accel);
-                if (DEBUG_TRACKBALL) Log.v(TAG, "Move: movement=" + movement
-                        + " accelMovement=" + accelMovement
-                        + " accel=" + accel);
-                if (accelMovement > movement) {
-                    if (DEBUG_TRACKBALL) Log.v("foo", "Delivering fake DPAD: "
-                            + keycode);
-                    movement--;
-                    deliverKeyEvent(new KeyEvent(curTime, curTime,
-                            KeyEvent.ACTION_MULTIPLE, keycode,
-                            accelMovement-movement, metastate), false);
-                }
-                while (movement > 0) {
-                    if (DEBUG_TRACKBALL) Log.v("foo", "Delivering fake DPAD: "
-                            + keycode);
-                    movement--;
-                    curTime = SystemClock.uptimeMillis();
-                    deliverKeyEvent(new KeyEvent(curTime, curTime,
-                            KeyEvent.ACTION_DOWN, keycode, 0, event.getMetaState()), false);
-                    deliverKeyEvent(new KeyEvent(curTime, curTime,
-                            KeyEvent.ACTION_UP, keycode, 0, metastate), false);
-                }
-                mLastTrackballTime = curTime;
-            }
-        } finally {
-            if (callWhenDone) {
-                finishMotionEvent();
-                recycleMotionEvent(event);
+        final int action = event.getAction();
+        final int metastate = event.getMetaState();
+        switch (action) {
+            case MotionEvent.ACTION_DOWN:
+                x.reset(2);
+                y.reset(2);
+                deliverKeyEvent(new KeyEvent(curTime, curTime,
+                        KeyEvent.ACTION_DOWN, KeyEvent.KEYCODE_DPAD_CENTER,
+                        0, metastate), false);
+                break;
+            case MotionEvent.ACTION_UP:
+                x.reset(2);
+                y.reset(2);
+                deliverKeyEvent(new KeyEvent(curTime, curTime,
+                        KeyEvent.ACTION_UP, KeyEvent.KEYCODE_DPAD_CENTER,
+                        0, metastate), false);
+                break;
+        }
+
+        if (DEBUG_TRACKBALL) Log.v(TAG, "TB X=" + x.position + " step="
+                + x.step + " dir=" + x.dir + " acc=" + x.acceleration
+                + " move=" + event.getX()
+                + " / Y=" + y.position + " step="
+                + y.step + " dir=" + y.dir + " acc=" + y.acceleration
+                + " move=" + event.getY());
+        final float xOff = x.collect(event.getX(), event.getEventTime(), "X");
+        final float yOff = y.collect(event.getY(), event.getEventTime(), "Y");
+
+        // Generate DPAD events based on the trackball movement.
+        // We pick the axis that has moved the most as the direction of
+        // the DPAD.  When we generate DPAD events for one axis, then the
+        // other axis is reset -- we don't want to perform DPAD jumps due
+        // to slight movements in the trackball when making major movements
+        // along the other axis.
+        int keycode = 0;
+        int movement = 0;
+        float accel = 1;
+        if (xOff > yOff) {
+            movement = x.generate((2/event.getXPrecision()));
+            if (movement != 0) {
+                keycode = movement > 0 ? KeyEvent.KEYCODE_DPAD_RIGHT
+                        : KeyEvent.KEYCODE_DPAD_LEFT;
+                accel = x.acceleration;
+                y.reset(2);
+            }
+        } else if (yOff > 0) {
+            movement = y.generate((2/event.getYPrecision()));
+            if (movement != 0) {
+                keycode = movement > 0 ? KeyEvent.KEYCODE_DPAD_DOWN
+                        : KeyEvent.KEYCODE_DPAD_UP;
+                accel = y.acceleration;
+                x.reset(2);
+            }
+        }
+
+        if (keycode != 0) {
+            if (movement < 0) movement = -movement;
+            int accelMovement = (int)(movement * accel);
+            if (DEBUG_TRACKBALL) Log.v(TAG, "Move: movement=" + movement
+                    + " accelMovement=" + accelMovement
+                    + " accel=" + accel);
+            if (accelMovement > movement) {
+                if (DEBUG_TRACKBALL) Log.v("foo", "Delivering fake DPAD: "
+                        + keycode);
+                movement--;
+                deliverKeyEvent(new KeyEvent(curTime, curTime,
+                        KeyEvent.ACTION_MULTIPLE, keycode,
+                        accelMovement-movement, metastate), false);
+            }
+            while (movement > 0) {
+                if (DEBUG_TRACKBALL) Log.v("foo", "Delivering fake DPAD: "
+                        + keycode);
+                movement--;
+                curTime = SystemClock.uptimeMillis();
+                deliverKeyEvent(new KeyEvent(curTime, curTime,
+                        KeyEvent.ACTION_DOWN, keycode, 0, event.getMetaState()), false);
+                deliverKeyEvent(new KeyEvent(curTime, curTime,
+                        KeyEvent.ACTION_UP, keycode, 0, metastate), false);
             }
-            // Let the exception fall through -- the looper will catch
-            // it and take care of the bad app for us.
+            mLastTrackballTime = curTime;
         }
     }
 
@@ -2862,45 +2766,20 @@ public final class ViewRoot extends Handler implements ViewParent,
     private final InputHandler mInputHandler = new InputHandler() {
         public void handleKey(KeyEvent event, Runnable finishedCallback) {
             mFinishedCallback = finishedCallback;
-            
-            if (event.getAction() == KeyEvent.ACTION_DOWN) {
-                //noinspection ConstantConditions
-                if (false && event.getKeyCode() == KeyEvent.KEYCODE_CAMERA) {
-                    if (Config.LOGD) Log.d("keydisp",
-                            "===================================================");
-                    if (Config.LOGD) Log.d("keydisp", "Focused view Hierarchy is:");
-                    debug();
-
-                    if (Config.LOGD) Log.d("keydisp",
-                            "===================================================");
-                }
-            }
-
-            Message msg = obtainMessage(DISPATCH_KEY);
-            msg.obj = event;
-
-            if (LOCAL_LOGV) Log.v(
-                "ViewRoot", "sending key " + event + " to " + mView);
 
-            sendMessageAtTime(msg, event.getEventTime());
+            dispatchKey(event);
         }
 
         public void handleTouch(MotionEvent event, Runnable finishedCallback) {
             finishedCallback.run();
             
-            Message msg = obtainMessage(DISPATCH_POINTER);
-            msg.obj = event;
-            msg.arg1 = 0;
-            sendMessageAtTime(msg, event.getEventTime());
+            dispatchPointer(event);
         }
 
         public void handleTrackball(MotionEvent event, Runnable finishedCallback) {
             finishedCallback.run();
             
-            Message msg = obtainMessage(DISPATCH_TRACKBALL);
-            msg.obj = event;
-            msg.arg1 = 0;
-            sendMessageAtTime(msg, event.getEventTime());
+            dispatchTrackball(event);
         }
     };
 
@@ -2927,22 +2806,18 @@ public final class ViewRoot extends Handler implements ViewParent,
         sendMessageAtTime(msg, event.getEventTime());
     }
 
-    public void dispatchPointer(MotionEvent event, long eventTime,
-            boolean callWhenDone) {
+    public void dispatchPointer(MotionEvent event) {
         Message msg = obtainMessage(DISPATCH_POINTER);
         msg.obj = event;
-        msg.arg1 = callWhenDone ? 1 : 0;
-        sendMessageAtTime(msg, eventTime);
+        sendMessageAtTime(msg, event.getEventTime());
     }
 
-    public void dispatchTrackball(MotionEvent event, long eventTime,
-            boolean callWhenDone) {
+    public void dispatchTrackball(MotionEvent event) {
         Message msg = obtainMessage(DISPATCH_TRACKBALL);
         msg.obj = event;
-        msg.arg1 = callWhenDone ? 1 : 0;
-        sendMessageAtTime(msg, eventTime);
+        sendMessageAtTime(msg, event.getEventTime());
     }
-
+    
     public void dispatchAppVisibility(boolean visible) {
         Message msg = obtainMessage(DISPATCH_APP_VISIBILITY);
         msg.arg1 = visible ? 1 : 0;
@@ -3073,56 +2948,11 @@ public final class ViewRoot extends Handler implements ViewParent,
         }
     }
 
-    class EventCompletion extends Handler {
-        final IWindow mWindow;
-        final KeyEvent mKeyEvent;
-        final boolean mIsPointer;
-        final MotionEvent mMotionEvent;
-
-        EventCompletion(Looper looper, IWindow window, KeyEvent key,
-                boolean isPointer, MotionEvent motion) {
-            super(looper);
-            mWindow = window;
-            mKeyEvent = key;
-            mIsPointer = isPointer;
-            mMotionEvent = motion;
-            sendEmptyMessage(0);
-        }
-
-        @Override
-        public void handleMessage(Message msg) {
-            if (mKeyEvent != null) {
-                finishKeyEvent(mKeyEvent);
-           } else if (mIsPointer) {
-                boolean didFinish;
-                MotionEvent event = mMotionEvent;
-                if (event == null) {
-                    event = getPendingPointerMotionEvent();
-                    didFinish = true;
-                } else {
-                    didFinish = event.getAction() == MotionEvent.ACTION_OUTSIDE;
-                }
-                if (!didFinish) {
-                    finishMotionEvent();
-                }
-            } else {
-                MotionEvent event = mMotionEvent;
-                if (event == null) {
-                    event = getPendingTrackballMotionEvent();
-                } else {
-                    finishMotionEvent();
-                }
-            }
-        }
-    }
-
     static class W extends IWindow.Stub {
         private final WeakReference<ViewRoot> mViewRoot;
-        private final Looper mMainLooper;
 
         public W(ViewRoot viewRoot, Context context) {
             mViewRoot = new WeakReference<ViewRoot>(viewRoot);
-            mMainLooper = context.getMainLooper();
         }
 
         public void resized(int w, int h, Rect coveredInsets,
@@ -3134,40 +2964,6 @@ public final class ViewRoot extends Handler implements ViewParent,
             }
         }
 
-        public void dispatchKey(KeyEvent event) {
-            final ViewRoot viewRoot = mViewRoot.get();
-            if (viewRoot != null) {
-                viewRoot.dispatchKey(event);
-            } else {
-                Log.w("ViewRoot.W", "Key event " + event + " but no ViewRoot available!");
-                viewRoot.new EventCompletion(mMainLooper, this, event, false, null);
-            }
-        }
-
-        public void dispatchPointer(MotionEvent event, long eventTime,
-                boolean callWhenDone) {
-            final ViewRoot viewRoot = mViewRoot.get();
-            if (viewRoot != null) {                
-                if (MEASURE_LATENCY) {
-                    // Note: eventTime is in milliseconds
-                    ViewRoot.lt.sample("* ViewRoot b4 dispatchPtr", System.nanoTime() - eventTime * 1000000);
-                }
-                viewRoot.dispatchPointer(event, eventTime, callWhenDone);
-            } else {
-                viewRoot.new EventCompletion(mMainLooper, this, null, true, event);
-            }
-        }
-
-        public void dispatchTrackball(MotionEvent event, long eventTime,
-                boolean callWhenDone) {
-            final ViewRoot viewRoot = mViewRoot.get();
-            if (viewRoot != null) {
-                viewRoot.dispatchTrackball(event, eventTime, callWhenDone);
-            } else {
-                viewRoot.new EventCompletion(mMainLooper, this, null, false, event);
-            }
-        }
-
         public void dispatchAppVisibility(boolean visible) {
             final ViewRoot viewRoot = mViewRoot.get();
             if (viewRoot != null) {
diff --git a/core/java/android/view/WindowManagerPolicy.java b/core/java/android/view/WindowManagerPolicy.java
index be1f6d2..33757f0 100644
--- a/core/java/android/view/WindowManagerPolicy.java
+++ b/core/java/android/view/WindowManagerPolicy.java
@@ -78,12 +78,6 @@ public interface WindowManagerPolicy {
     public final static int FLAG_BRIGHT_HERE = 0x20000000;
 
     public final static boolean WATCH_POINTER = false;
-    
-    /**
-     * Temporary flag added during the transition to the new native input dispatcher.
-     * This will be removed when the old input dispatch code is deleted.
-     */
-    public final static boolean ENABLE_NATIVE_INPUT_DISPATCH = true;
 
     // flags for interceptKeyTq
     /**
@@ -555,23 +549,26 @@ public interface WindowManagerPolicy {
     public Animation createForceHideEnterAnimation();
     
     /**
-     * Called from the key queue thread before a key is dispatched to the
-     * input thread.
+     * Called from the input reader thread before a key is enqueued.
      *
      * <p>There are some actions that need to be handled here because they
      * affect the power state of the device, for example, the power keys.
      * Generally, it's best to keep as little as possible in the queue thread
      * because it's the most fragile.
+     * @param whenNanos The event time in uptime nanoseconds.
+     * @param keyCode The key code.
+     * @param down True if the key is down.
+     * @param policyFlags The policy flags associated with the key.
+     * @param isScreenOn True if the screen is already on
      *
-     * @param event the raw input event as read from the driver
-     * @param screenIsOn true if the screen is already on
      * @return The bitwise or of the {@link #ACTION_PASS_TO_USER},
      *          {@link #ACTION_POKE_USER_ACTIVITY} and {@link #ACTION_GO_TO_SLEEP} flags.
      */
-    public int interceptKeyTq(RawInputEvent event, boolean screenIsOn);
+    public int interceptKeyBeforeQueueing(long whenNanos, int keyCode, boolean down, int policyFlags,
+            boolean isScreenOn);
     
     /**
-     * Called from the input thread before a key is dispatched to a window.
+     * Called from the input dispatcher thread before a key is dispatched to a window.
      *
      * <p>Allows you to define
      * behavior for keys that can not be overridden by applications or redirect
@@ -583,16 +580,17 @@ public interface WindowManagerPolicy {
      * 
      * @param win The window that currently has focus.  This is where the key
      *            event will normally go.
-     * @param code Key code.
-     * @param metaKeys bit mask of meta keys that are held.
-     * @param down Is this a key press (true) or release (false)?
+     * @param action The key event action.
+     * @param flags The key event flags.
+     * @param keyCode The key code.
+     * @param metaState bit mask of meta keys that are held.
      * @param repeatCount Number of times a key down has repeated.
-     * @param flags event's flags.
+     * @param policyFlags The policy flags associated with the key.
      * @return Returns true if the policy consumed the event and it should
      * not be further dispatched.
      */
-    public boolean interceptKeyTi(WindowState win, int code,
-                               int metaKeys, boolean down, int repeatCount, int flags);
+    public boolean interceptKeyBeforeDispatching(WindowState win, int action, int flags,
+            int keyCode, int metaState, int repeatCount, int policyFlags);
 
     /**
      * Called when layout of the windows is about to start.
@@ -701,85 +699,15 @@ public interface WindowManagerPolicy {
      * Return whether the screen is currently on.
      */
     public boolean isScreenOn();
-    
+
     /**
-     * Perform any initial processing of a low-level input event before the
-     * window manager handles special keys and generates a high-level event
-     * that is dispatched to the application.
-     * 
-     * @param event The input event that has occurred.
-     * 
-     * @return Return true if you have consumed the event and do not want
-     * further processing to occur; return false for normal processing.
+     * Tell the policy that the lid switch has changed state.
+     * @param whenNanos The time when the change occurred in uptime nanoseconds.
+     * @param lidOpen True if the lid is now open.
      */
-    public boolean preprocessInputEventTq(RawInputEvent event);
-    
     public void notifyLidSwitchChanged(long whenNanos, boolean lidOpen);
     
     /**
-     * Determine whether a given key code is used to cause an app switch
-     * to occur (most often the HOME key, also often ENDCALL).  If you return
-     * true, then the system will go into a special key processing state
-     * where it drops any pending events that it cans and adjusts timeouts to
-     * try to get to this key as quickly as possible.
-     * 
-     * <p>Note that this function is called from the low-level input queue
-     * thread, with either/or the window or input lock held; be very careful
-     * about what you do here.  You absolutely should never acquire a lock
-     * that you would ever hold elsewhere while calling out into the window
-     * manager or view hierarchy.
-     * 
-     * @param keycode The key that should be checked for performing an
-     * app switch before delivering to the application.
-     * 
-     * @return Return true if this is an app switch key and special processing
-     * should happen; return false for normal processing.
-     */
-    public boolean isAppSwitchKeyTqTiLwLi(int keycode);
-    
-    /**
-     * Determine whether a given key code is used for movement within a UI,
-     * and does not generally cause actions to be performed (normally the DPAD
-     * movement keys, NOT the DPAD center press key).  This is called
-     * when {@link #isAppSwitchKeyTiLi} returns true to remove any pending events
-     * in the key queue that are not needed to switch applications.
-     * 
-     * <p>Note that this function is called from the low-level input queue
-     * thread; be very careful about what you do here.
-     * 
-     * @param keycode The key that is waiting to be delivered to the
-     * application.
-     * 
-     * @return Return true if this is a purely navigation key and can be
-     * dropped without negative consequences; return false to keep it.
-     */
-    public boolean isMovementKeyTi(int keycode);
-    
-    /**
-     * Given the current state of the world, should this relative movement
-     * wake up the device?
-     * 
-     * @param device The device the movement came from.
-     * @param classes The input classes associated with the device.
-     * @param event The input event that occurred.
-     * @return
-     */
-    public boolean isWakeRelMovementTq(int device, int classes,
-            RawInputEvent event);
-    
-    /**
-     * Given the current state of the world, should this absolute movement
-     * wake up the device?
-     * 
-     * @param device The device the movement came from.
-     * @param classes The input classes associated with the device.
-     * @param event The input event that occurred.
-     * @return
-     */
-    public boolean isWakeAbsMovementTq(int device, int classes,
-            RawInputEvent event);
-    
-    /**
      * Tell the policy if anyone is requesting that keyguard not come on.
      *
      * @param enabled Whether keyguard can be on or not.  does not actually
@@ -852,18 +780,6 @@ public interface WindowManagerPolicy {
     public void enableScreenAfterBoot();
     
     /**
-     * Returns true if the user's cheek has been pressed against the phone. This is 
-     * determined by comparing the event's size attribute with a threshold value.
-     * For example for a motion event like down or up or move, if the size exceeds
-     * the threshold, it is considered as cheek press.
-     * @param ev the motion event generated when the cheek is pressed 
-     * against the phone
-     * @return Returns true if the user's cheek has been pressed against the phone
-     * screen resulting in an invalid motion event
-     */
-    public boolean isCheekPressedAgainstScreen(MotionEvent ev);
-    
-    /**
      * Called every time the window manager is dispatching a pointer event.
      */
     public void dispatchedPointerEventLw(MotionEvent ev, int targetX, int targetY);
@@ -876,13 +792,6 @@ public interface WindowManagerPolicy {
     public boolean performHapticFeedbackLw(WindowState win, int effectId, boolean always);
     
     /**
-     * A special function that is called from the very low-level input queue
-     * to provide feedback to the user.  Currently only called for virtual
-     * keys.
-     */
-    public void keyFeedbackFromInput(KeyEvent event);
-    
-    /**
      * Called when we have stopped keeping the screen on because a window
      * requesting this is no longer visible.
      */