Merge "Use unbatched inputeventreceiver, reduce touchslop" into qt-dev

import android.os.Bundle;

import android.os.Looper;

import android.util.Pair;

import android.view.BatchedInputEventReceiver;

import android.view.Choreographer;

import android.view.InputChannel;

        void onInputEvent(InputEvent ev);

    }

    /**

     * Creates a dispatcher and receiver pair to better handle events across threads.

     */

    public static Pair<InputEventDispatcher, InputEventReceiver> createPair(String name,

            Looper looper, Choreographer choreographer, InputEventListener listener) {

        InputChannel[] channels = InputChannel.openInputChannelPair(name);

        InputEventDispatcher dispatcher = new InputEventDispatcher(channels[0], looper);

        InputEventReceiver receiver = new InputEventReceiver(channels[1], looper, choreographer,

                listener);

        return Pair.create(dispatcher, receiver);

    }

    /**

     * Creates a dispatcher from the extras received as part on onInitialize

     */

import android.os.SystemClock;

import android.util.Log;

import android.util.MathUtils;

import android.view.Choreographer;

import android.view.Gravity;

import android.view.IPinnedStackController;

import android.view.IPinnedStackListener;

import android.view.ISystemGestureExclusionListener;

import android.view.InputChannel;

import android.view.InputDevice;

import android.view.InputEvent;

import android.view.InputEventReceiver;

import android.view.InputMonitor;

import android.view.KeyCharacterMap;

import android.view.KeyEvent;

import com.android.systemui.R;

import com.android.systemui.bubbles.BubbleController;

import com.android.systemui.recents.OverviewProxyService;

import com.android.systemui.shared.system.InputChannelCompat.InputEventReceiver;

import com.android.systemui.shared.system.QuickStepContract;

import com.android.systemui.shared.system.WindowManagerWrapper;

        mEdgeWidth = res.getDimensionPixelSize(

                com.android.internal.R.dimen.config_backGestureInset);

        mTouchSlop = ViewConfiguration.get(context).getScaledTouchSlop();

        // Reduce the default touch slop to ensure that we can intercept the gesture

        // before the app starts to react to it.

        // TODO(b/130352502) Tune this value and extract into a constant

        mTouchSlop = ViewConfiguration.get(context).getScaledTouchSlop() * 0.75f;

        mLongPressTimeout = ViewConfiguration.getLongPressTimeout();

        mNavBarHeight = res.getDimensionPixelSize(R.dimen.navigation_bar_frame_height);

        mMinArrowPosition = res.getDimensionPixelSize(

                R.dimen.navigation_edge_arrow_min_y);

        mMinArrowPosition = res.getDimensionPixelSize(R.dimen.navigation_edge_arrow_min_y);

        mFingerOffset = res.getDimensionPixelSize(R.dimen.navigation_edge_finger_offset);

    }

            // Register input event receiver

            mInputMonitor = InputManager.getInstance().monitorGestureInput(

                    "edge-swipe", mDisplayId);

            mInputEventReceiver = new InputEventReceiver(mInputMonitor.getInputChannel(),

                    Looper.getMainLooper(), Choreographer.getMainThreadInstance(),

                    this::onInputEvent);

            mInputEventReceiver = new SysUiInputEventReceiver(

                    mInputMonitor.getInputChannel(), Looper.getMainLooper());

            // Add a nav bar panel window

            mEdgePanel = new NavigationBarEdgePanel(mContext);

        }

        InputManager.getInstance().injectInputEvent(ev, InputManager.INJECT_INPUT_EVENT_MODE_ASYNC);

    }

    class SysUiInputEventReceiver extends InputEventReceiver {

        SysUiInputEventReceiver(InputChannel channel, Looper looper) {

            super(channel, looper);

        }

        public void onInputEvent(InputEvent event) {

            EdgeBackGestureHandler.this.onInputEvent(event);

            finishInputEvent(event, true);

        }

    }

}