Merge "Implement proper SnackbarSlidingBehavior" into ub-deskclock-gatling (315b2c61) · Commits · e / os / android_packages_apps_DeskClock

res/layout/desk_clock.xml

+2 −2

Original line number	Diff line number	Diff line
		@@ -70,7 +70,7 @@
		android:layout_gravity="bottom"
		android:baselineAligned="false"
		android:orientation="horizontal"
		app:layout_behavior="com.android.deskclock.widget.toast.LinearLayoutWithSnackbarBehavior">
		app:layout_behavior="com.android.deskclock.widget.toast.SnackbarSlidingBehavior">

		<FrameLayout
		android:layout_width="0dp"

src/com/android/deskclock/widget/toast/LinearLayoutWithSnackbarBehavior.java→src/com/android/deskclock/widget/toast/SnackbarSlidingBehavior.java

+68 −0

Original line number	Diff line number	Diff line
		/*
		* Copyright (C) 2015 The Android Open Source Project
		* Copyright (C) 2016 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.
		@@ -17,30 +17,52 @@
		package com.android.deskclock.widget.toast;

		import android.content.Context;
		import android.support.annotation.Keep;
		import android.support.design.widget.CoordinatorLayout;
		import android.support.design.widget.Snackbar;
		import android.util.AttributeSet;
		import android.view.View;
		import android.widget.LinearLayout;

		import java.util.List;

		/**
		* LinearLayout Behavior that slides up and down when snackbar appears/disappears.
		* Custom {@link CoordinatorLayout.Behavior} that slides with the {@link Snackbar}.
		*/
		public final class LinearLayoutWithSnackbarBehavior
		extends CoordinatorLayout.Behavior<LinearLayout> {
		@Keep
		public final class SnackbarSlidingBehavior extends CoordinatorLayout.Behavior<View> {

		public LinearLayoutWithSnackbarBehavior(Context context, AttributeSet attrs) {}
		public SnackbarSlidingBehavior(Context context, AttributeSet attrs) {
		}

		@Override
		public boolean layoutDependsOn(CoordinatorLayout parent, LinearLayout child, View dependency) {
		public boolean layoutDependsOn(CoordinatorLayout parent, View child, View dependency) {
		return dependency instanceof Snackbar.SnackbarLayout;
		}

		@Override
		public boolean onDependentViewChanged(CoordinatorLayout parent, LinearLayout child,
		View dependency) {
		final float translationY = Math.min(0, dependency.getY() - child.getBottom());
		public boolean onDependentViewChanged(CoordinatorLayout parent, View child, View dependency) {
		updateTranslationY(parent, child);
		return false;
		}

		@Override
		public void onDependentViewRemoved(CoordinatorLayout parent, View child, View dependency) {
		updateTranslationY(parent, child);
		}

		@Override
		public boolean onLayoutChild(CoordinatorLayout parent, View child, int layoutDirection) {
		updateTranslationY(parent, child);
		return false;
		}

		private void updateTranslationY(CoordinatorLayout parent, View child) {
		float translationY = 0f;
		for (View dependency : parent.getDependencies(child)) {
		if (parent.doViewsOverlap(child, dependency)) {
		translationY = Math.min(translationY, dependency.getY() - child.getBottom());
		}
		}
		child.setTranslationY(translationY);
		return true;
		}
		}