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/*
* Copyright (C) 2023 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 com.android.quickstep.inputconsumers;
import static com.android.launcher3.LauncherPrefs.LONG_PRESS_NAV_HANDLE_TIMEOUT_MS;
import static com.android.launcher3.logging.StatsLogManager.LauncherEvent.LAUNCHER_DEEP_PRESS_NAVBAR;
import static com.android.launcher3.logging.StatsLogManager.LauncherEvent.LAUNCHER_DEEP_PRESS_STASHED_TASKBAR;
import static com.android.launcher3.logging.StatsLogManager.LauncherEvent.LAUNCHER_LONG_PRESS_NAVBAR;
import static com.android.launcher3.logging.StatsLogManager.LauncherEvent.LAUNCHER_LONG_PRESS_STASHED_TASKBAR;
import static com.android.launcher3.util.Executors.MAIN_EXECUTOR;
import android.content.Context;
import android.view.MotionEvent;
import android.view.ViewConfiguration;
import com.android.launcher3.LauncherPrefs;
import com.android.launcher3.config.FeatureFlags;
import com.android.launcher3.logging.StatsLogManager;
import com.android.launcher3.util.DisplayController;
import com.android.quickstep.InputConsumer;
import com.android.quickstep.NavHandle;
import com.android.quickstep.RecentsAnimationDeviceState;
import com.android.quickstep.TopTaskTracker;
import com.android.systemui.shared.system.InputMonitorCompat;
/**
* Listens for a long press
*/
public class NavHandleLongPressInputConsumer extends DelegateInputConsumer {
private final NavHandleLongPressHandler mNavHandleLongPressHandler;
private final float mNavHandleWidth;
private final float mScreenWidth;
private final Runnable mTriggerLongPress = this::triggerLongPress;
private final float mTouchSlopSquared;
private final int mLongPressTimeout;
private final boolean mDeepPressEnabled;
private final NavHandle mNavHandle;
private final StatsLogManager mStatsLogManager;
private final TopTaskTracker mTopTaskTracker;
private MotionEvent mCurrentDownEvent;
private boolean mDeepPressLogged; // Whether deep press has been logged for the current touch.
public NavHandleLongPressInputConsumer(Context context, InputConsumer delegate,
InputMonitorCompat inputMonitor, RecentsAnimationDeviceState deviceState,
NavHandle navHandle) {
super(delegate, inputMonitor);
mScreenWidth = DisplayController.INSTANCE.get(context).getInfo().currentSize.x;
mDeepPressEnabled = FeatureFlags.ENABLE_LPNH_DEEP_PRESS.get();
if (FeatureFlags.CUSTOM_LPNH_THRESHOLDS.get()) {
mLongPressTimeout = LauncherPrefs.get(context).get(LONG_PRESS_NAV_HANDLE_TIMEOUT_MS);
} else {
mLongPressTimeout = ViewConfiguration.getLongPressTimeout();
}
mTouchSlopSquared = deviceState.getSquaredTouchSlop();
mNavHandle = navHandle;
mNavHandleWidth = navHandle.getNavHandleWidth(context);
mNavHandleLongPressHandler = NavHandleLongPressHandler.newInstance(context);
mStatsLogManager = StatsLogManager.newInstance(context);
mTopTaskTracker = TopTaskTracker.INSTANCE.get(context);
}
@Override
public int getType() {
return TYPE_NAV_HANDLE_LONG_PRESS | mDelegate.getType();
}
@Override
public void onMotionEvent(MotionEvent ev) {
if (mDelegate.allowInterceptByParent()) {
handleMotionEvent(ev);
} else if (MAIN_EXECUTOR.getHandler().hasCallbacks(mTriggerLongPress)) {
cancelLongPress("intercept disallowed by child input consumer");
}
if (mState != STATE_ACTIVE) {
mDelegate.onMotionEvent(ev);
}
}
@Override
public void onHoverEvent(MotionEvent ev) {
mDelegate.onHoverEvent(ev);
}
private void handleMotionEvent(MotionEvent ev) {
switch (ev.getAction()) {
case MotionEvent.ACTION_DOWN -> {
if (mCurrentDownEvent != null) {
mCurrentDownEvent.recycle();
}
mCurrentDownEvent = MotionEvent.obtain(ev);
mDeepPressLogged = false;
if (isInNavBarHorizontalArea(ev.getRawX())) {
mNavHandleLongPressHandler.onTouchStarted(mNavHandle);
MAIN_EXECUTOR.getHandler().postDelayed(mTriggerLongPress, mLongPressTimeout);
}
}
case MotionEvent.ACTION_MOVE -> {
if (!MAIN_EXECUTOR.getHandler().hasCallbacks(mTriggerLongPress)) {
break;
}
float touchSlopSquared = mTouchSlopSquared;
float dx = ev.getX() - mCurrentDownEvent.getX();
float dy = ev.getY() - mCurrentDownEvent.getY();
double distanceSquared = (dx * dx) + (dy * dy);
if (distanceSquared > touchSlopSquared) {
cancelLongPress("touch slop passed");
}
}
case MotionEvent.ACTION_UP -> cancelLongPress("touch action up");
case MotionEvent.ACTION_CANCEL -> cancelLongPress("touch action cancel");
}
// If the gesture is deep press then trigger long press asap
if (MAIN_EXECUTOR.getHandler().hasCallbacks(mTriggerLongPress)
&& ev.getClassification() == MotionEvent.CLASSIFICATION_DEEP_PRESS
&& !mDeepPressLogged) {
// Log deep press even if feature is disabled.
String runningPackage = mTopTaskTracker.getCachedTopTask(
/* filterOnlyVisibleRecents */ true).getPackageName();
mStatsLogManager.logger().withPackageName(runningPackage).log(
mNavHandle.isNavHandleStashedTaskbar() ? LAUNCHER_DEEP_PRESS_STASHED_TASKBAR
: LAUNCHER_DEEP_PRESS_NAVBAR);
mDeepPressLogged = true;
// But only trigger if the feature is enabled.
if (mDeepPressEnabled) {
MAIN_EXECUTOR.getHandler().removeCallbacks(mTriggerLongPress);
MAIN_EXECUTOR.getHandler().post(mTriggerLongPress);
}
}
}
private void triggerLongPress() {
String runningPackage = mTopTaskTracker.getCachedTopTask(
/* filterOnlyVisibleRecents */ true).getPackageName();
mStatsLogManager.logger().withPackageName(runningPackage).log(
mNavHandle.isNavHandleStashedTaskbar() ? LAUNCHER_LONG_PRESS_STASHED_TASKBAR
: LAUNCHER_LONG_PRESS_NAVBAR);
Runnable longPressRunnable = mNavHandleLongPressHandler.getLongPressRunnable(mNavHandle);
if (longPressRunnable == null) {
return;
}
OtherActivityInputConsumer oaic = getInputConsumerOfClass(OtherActivityInputConsumer.class);
if (oaic != null && oaic.hasStartedTouchTracking()) {
oaic.setForceFinishRecentsTransitionCallback(longPressRunnable);
setActive(mCurrentDownEvent);
} else {
setActive(mCurrentDownEvent);
MAIN_EXECUTOR.post(longPressRunnable);
}
}
private void cancelLongPress(String reason) {
MAIN_EXECUTOR.getHandler().removeCallbacks(mTriggerLongPress);
mNavHandleLongPressHandler.onTouchFinished(mNavHandle, reason);
}
private boolean isInNavBarHorizontalArea(float x) {
float areaFromMiddle = mNavHandleWidth / 2.0f;
float distFromMiddle = Math.abs(mScreenWidth / 2.0f - x);
return distFromMiddle < areaFromMiddle;
}
@Override
protected String getDelegatorName() {
return "NavHandleLongPressInputConsumer";
}
}
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