Show drop target for bubble bar when dragging it (da40defd) · Commits · e / os / android_frameworks_base

libs/WindowManager/Shell/res/drawable/bubble_drop_target_background.xml

0 → 100644

+22 −0

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		<?xml version="1.0" encoding="utf-8"?>
		<!--
		~ Copyright (C) 2024 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.
		-->
		<shape android:shape="rectangle"
		xmlns:android="http://schemas.android.com/apk/res/android">
		<solid android:color="#bf309fb5" />
		<corners android:radius="@dimen/bubble_bar_expanded_view_corner_radius" />
		<stroke android:width="1dp" android:color="#A00080FF"/>
		</shape>

libs/WindowManager/Shell/res/layout/bubble_bar_drop_target.xml

0 → 100644

+22 −0

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		<?xml version="1.0" encoding="utf-8"?><!--
		~ Copyright (C) 2024 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.
		-->
		<View xmlns:android="http://schemas.android.com/apk/res/android"
		android:id="@+id/bubble_bar_drop_target"
		android:layout_width="0dp"
		android:layout_height="0dp"
		android:background="@drawable/bubble_drop_target_background"
		android:elevation="@dimen/bubble_elevation"
		android:importantForAccessibility="no" />

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

+20 −0

Original line number	Diff line number	Diff line
		@@ -855,4 +855,24 @@ public class BubblePositioner {
		public int getBubbleBarExpandedViewPadding() {
		return mExpandedViewPadding;
		}

		/**
		* Get bubble bar expanded view bounds on screen
		*/
		public void getBubbleBarExpandedViewBounds(boolean onLeft, boolean isOverflowExpanded,
		Rect out) {
		final int padding = getBubbleBarExpandedViewPadding();
		final int width = getExpandedViewWidthForBubbleBar(isOverflowExpanded);
		final int height = getExpandedViewHeightForBubbleBar(isOverflowExpanded);

		out.set(0, 0, width, height);
		int left;
		if (onLeft) {
		left = getInsets().left + padding;
		} else {
		left = getAvailableRect().width() - width - padding;
		}
		int top = getExpandedViewBottomForBubbleBar() - height;
		out.offsetTo(left, top);
		}
		}

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

0 → 100644

+125 −0

Original line number	Diff line number	Diff line
		/*
		* Copyright (C) 2024 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.content.Context
		import android.graphics.Rect
		import android.view.LayoutInflater
		import android.view.View
		import android.widget.FrameLayout
		import android.widget.FrameLayout.LayoutParams
		import com.android.wm.shell.R
		import com.android.wm.shell.bubbles.BubblePositioner
		import com.android.wm.shell.common.bubbles.BubbleBarLocation

		/** Controller to show/hide drop target when bubble bar expanded view is being dragged */
		class BubbleBarDropTargetController(
		val context: Context,
		val container: FrameLayout,
		val positioner: BubblePositioner
		) {

		private var dropTargetView: View? = null
		private val tempRect: Rect by lazy(LazyThreadSafetyMode.NONE) { Rect() }

		/**
		* Show drop target at [location] with animation.
		*
		* If the drop target is currently visible, animates it out first, before showing it at the
		* supplied location.
		*/
		fun show(location: BubbleBarLocation) {
		val targetView = dropTargetView ?: createView().also { dropTargetView = it }
		if (targetView.alpha > 0) {
		targetView.animateOut {
		targetView.updateBounds(location)
		targetView.animateIn()
		}
		} else {
		targetView.updateBounds(location)
		targetView.animateIn()
		}
		}

		/**
		* Set the view hidden or not
		*
		* Requires the drop target to be first shown by calling [show]. Otherwise does not do anything.
		*/
		fun setHidden(hidden: Boolean) {
		val targetView = dropTargetView ?: return
		if (hidden) {
		targetView.animateOut()
		} else {
		targetView.animateIn()
		}
		}

		/** Remove the drop target if it is was shown. */
		fun dismiss() {
		dropTargetView?.animateOut {
		dropTargetView?.let { container.removeView(it) }
		dropTargetView = null
		}
		}

		private fun createView(): View {
		return LayoutInflater.from(context)
		.inflate(R.layout.bubble_bar_drop_target, container, false /* attachToRoot */)
		.also { view: View ->
		view.alpha = 0f
		// Add at index 0 to ensure it does not cover the bubble
		container.addView(view, 0)
		}
		}

		private fun getBounds(onLeft: Boolean, out: Rect) {
		positioner.getBubbleBarExpandedViewBounds(onLeft, false /* isOverflowExpanded */, out)
		val centerX = out.centerX()
		val centerY = out.centerY()
		out.scale(DROP_TARGET_SCALE)
		// Move rect center back to the same position as before scale
		out.offset(centerX - out.centerX(), centerY - out.centerY())
		}

		private fun View.updateBounds(location: BubbleBarLocation) {
		getBounds(location.isOnLeft(isLayoutRtl), tempRect)
		val lp = layoutParams as LayoutParams
		lp.width = tempRect.width()
		lp.height = tempRect.height()
		layoutParams = lp
		x = tempRect.left.toFloat()
		y = tempRect.top.toFloat()
		}

		private fun View.animateIn() {
		animate().alpha(1f).setDuration(DROP_TARGET_ALPHA_IN_DURATION).start()
		}

		private fun View.animateOut(endAction: Runnable? = null) {
		animate()
		.alpha(0f)
		.setDuration(DROP_TARGET_ALPHA_OUT_DURATION)
		.withEndAction(endAction)
		.start()
		}

		companion object {
		private const val DROP_TARGET_ALPHA_IN_DURATION = 150L
		private const val DROP_TARGET_ALPHA_OUT_DURATION = 100L
		private const val DROP_TARGET_SCALE = 0.9f
		}
		}

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

+19 −5

Original line number	Diff line number	Diff line
		@@ -81,15 +81,26 @@ class BubbleBarExpandedViewDragController(
		/**
		* Bubble bar [BubbleBarLocation] has changed as a result of dragging the expanded view.
		*
		* Triggered when drag gesture passes the middle of the screen and before touch up.
		* Can be triggered multiple times per gesture.
		* Triggered when drag gesture passes the middle of the screen and before touch up. Can be
		* triggered multiple times per gesture.
		*
		* @param location new location of the bubble bar as a result of the ongoing drag operation
		*/
		fun onLocationChanged(location: BubbleBarLocation)

		/** Expanded view has been released in the dismiss target */
		fun onReleasedInDismiss()
		/**
		* Called when bubble bar is moved into or out of the dismiss target
		*
		* @param isStuck `true` if view is dragged inside dismiss target
		*/
		fun onStuckToDismissChanged(isStuck: Boolean)

		/**
		* Bubble bar was released
		*
		* @param inDismiss `true` if view was release in dismiss target
		*/
		fun onReleased(inDismiss: Boolean)
		}

		private inner class HandleDragListener : RelativeTouchListener() {
		@@ -152,6 +163,7 @@ class BubbleBarExpandedViewDragController(
		private fun finishDrag() {
		if (!isStuckToDismiss) {
		animationHelper.animateToRestPosition()
		dragListener.onReleased(inDismiss = false)
		dismissView.hide()
		}
		isMoving = false
		@@ -164,6 +176,7 @@ class BubbleBarExpandedViewDragController(
		draggedObject: MagnetizedObject<*>
		) {
		isStuckToDismiss = true
		dragListener.onStuckToDismissChanged(isStuck = true)
		}

		override fun onUnstuckFromTarget(
		@@ -175,13 +188,14 @@ class BubbleBarExpandedViewDragController(
		) {
		isStuckToDismiss = false
		animationHelper.animateUnstuckFromDismissView(target)
		dragListener.onStuckToDismissChanged(isStuck = false)
		}

		override fun onReleasedInTarget(
		target: MagnetizedObject.MagneticTarget,
		draggedObject: MagnetizedObject<*>
		) {
		dragListener.onReleasedInDismiss()
		dragListener.onReleased(inDismiss = true)
		dismissView.hide()
		}
		}