Create a drag controller for expanded bubble bar (99a965ca) · Commits · e / os / android_frameworks_base

libs/WindowManager/Shell/src/com/android/wm/shell/bubbles/bar/BubbleBarExpandedView.java

+10 −0

Original line number	Diff line number	Diff line
		@@ -67,6 +67,7 @@ public class BubbleBarExpandedView extends FrameLayout implements BubbleTaskView
		private boolean mIsOverflow;
		private BubbleTaskViewHelper mBubbleTaskViewHelper;
		private BubbleBarMenuViewController mMenuViewController;
		private BubbleBarExpandedViewDragController mDragController;
		private @Nullable Supplier<Rect> mLayerBoundsSupplier;
		private @Nullable Listener mListener;

		@@ -180,6 +181,8 @@ public class BubbleBarExpandedView extends FrameLayout implements BubbleTaskView
		mHandleView.setOnClickListener(view -> {
		mMenuViewController.showMenu(true /* animated */);
		});

		mDragController = new BubbleBarExpandedViewDragController(this);
		}

		public BubbleBarHandleView getHandleView() {
		@@ -386,4 +389,11 @@ public class BubbleBarExpandedView extends FrameLayout implements BubbleTaskView
		setContentVisibility(mIsContentVisible);
		}
		}

		/**
		* Check whether the view is animating
		*/
		public boolean isAnimating() {
		return mIsAnimating;
		}
		}

libs/WindowManager/Shell/src/com/android/wm/shell/bubbles/bar/BubbleBarExpandedViewDragController.kt

0 → 100644

+100 −0

Original line number	Diff line number	Diff line
		/*
		* 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.wm.shell.bubbles.bar

		import android.animation.Animator
		import android.animation.AnimatorListenerAdapter
		import android.graphics.PointF
		import android.view.MotionEvent
		import android.view.View
		import com.android.wm.shell.animation.Interpolators
		import com.android.wm.shell.common.bubbles.RelativeTouchListener

		/** Controller for handling drag interactions with [BubbleBarExpandedView] */
		class BubbleBarExpandedViewDragController(private val expandedView: BubbleBarExpandedView) {

		init {
		expandedView.handleView.setOnTouchListener(HandleDragListener())
		}

		private fun resetExpandedViewPosition(initialX: Float, initialY: Float) {
		val listener = object : AnimatorListenerAdapter() {
		override fun onAnimationStart(animation: Animator) {
		expandedView.isAnimating = true
		}

		override fun onAnimationEnd(animation: Animator) {
		expandedView.isAnimating = false
		}
		}
		expandedView.animate()
		.translationX(initialX)
		.translationY(initialY)
		.setDuration(RESET_POSITION_ANIM_DURATION)
		.setInterpolator(Interpolators.EMPHASIZED_DECELERATE)
		.setListener(listener)
		.start()
		}

		private inner class HandleDragListener : RelativeTouchListener() {

		private val expandedViewRestPosition = PointF()

		override fun onDown(v: View, ev: MotionEvent): Boolean {
		// While animating, don't allow new touch events
		if (expandedView.isAnimating) {
		return false
		}
		expandedViewRestPosition.x = expandedView.translationX
		expandedViewRestPosition.y = expandedView.translationY
		return true
		}

		override fun onMove(
		v: View,
		ev: MotionEvent,
		viewInitialX: Float,
		viewInitialY: Float,
		dx: Float,
		dy: Float
		) {
		expandedView.translationX = expandedViewRestPosition.x + dx
		expandedView.translationY = expandedViewRestPosition.y + dy
		}

		override fun onUp(
		v: View,
		ev: MotionEvent,
		viewInitialX: Float,
		viewInitialY: Float,
		dx: Float,
		dy: Float,
		velX: Float,
		velY: Float
		) {
		resetExpandedViewPosition(expandedViewRestPosition.x, expandedViewRestPosition.y)
		}

		override fun onCancel(v: View, ev: MotionEvent, viewInitialX: Float, viewInitialY: Float) {
		resetExpandedViewPosition(expandedViewRestPosition.x, expandedViewRestPosition.y)
		}
		}

		companion object {
		const val RESET_POSITION_ANIM_DURATION = 300L
		}
		}

libs/WindowManager/Shell/src/com/android/wm/shell/common/bubbles/RelativeTouchListener.kt

+17 −5

Original line number	Diff line number	Diff line
		@@ -78,8 +78,15 @@ abstract class RelativeTouchListener : View.OnTouchListener {
		velY: Float
		)

		open fun onCancel(
		v: View,
		ev: MotionEvent,
		viewInitialX: Float,
		viewInitialY: Float
		) {}

		/** The raw coordinates of the last ACTION_DOWN event. */
		private val touchDown = PointF()
		private var touchDown: PointF? = null

		/** The coordinates of the view, at the time of the last ACTION_DOWN event. */
		private val viewPositionOnTouchDown = PointF()
		@@ -91,12 +98,11 @@ abstract class RelativeTouchListener : View.OnTouchListener {

		private var performedLongClick = false

		@Suppress("UNCHECKED_CAST")
		override fun onTouch(v: View, ev: MotionEvent): Boolean {
		addMovement(ev)

		val dx = ev.rawX - touchDown.x
		val dy = ev.rawY - touchDown.y
		val dx = touchDown?.let { ev.rawX - it.x } ?: 0f
		val dy = touchDown?.let { ev.rawY - it.y } ?: 0f

		when (ev.action) {
		MotionEvent.ACTION_DOWN -> {
		@@ -108,7 +114,7 @@ abstract class RelativeTouchListener : View.OnTouchListener {
		// last gesture.
		touchSlop = ViewConfiguration.get(v.context).scaledTouchSlop

		touchDown.set(ev.rawX, ev.rawY)
		touchDown = PointF(ev.rawX, ev.rawY)
		viewPositionOnTouchDown.set(v.translationX, v.translationY)

		performedLongClick = false
		@@ -120,6 +126,7 @@ abstract class RelativeTouchListener : View.OnTouchListener {
		}

		MotionEvent.ACTION_MOVE -> {
		if (touchDown == null) return false
		if (!movedEnough && hypot(dx, dy) > touchSlop && !performedLongClick) {
		movedEnough = true
		v.handler?.removeCallbacksAndMessages(null)
		@@ -131,6 +138,7 @@ abstract class RelativeTouchListener : View.OnTouchListener {
		}

		MotionEvent.ACTION_UP -> {
		if (touchDown == null) return false
		if (movedEnough) {
		velocityTracker.computeCurrentVelocity(1000 /* units */)
		onUp(v, ev, viewPositionOnTouchDown.x, viewPositionOnTouchDown.y, dx, dy,
		@@ -143,12 +151,16 @@ abstract class RelativeTouchListener : View.OnTouchListener {

		velocityTracker.clear()
		movedEnough = false
		touchDown = null
		}

		MotionEvent.ACTION_CANCEL -> {
		if (touchDown == null) return false
		v.handler?.removeCallbacksAndMessages(null)
		velocityTracker.clear()
		movedEnough = false
		touchDown = null
		onCancel(v, ev, viewPositionOnTouchDown.x, viewPositionOnTouchDown.y)
		}
		}