Snackbar.java revision eeea73a484fe384e6a8059e45db369cea7c247f6
1b7f9224b1495db47eb8fd813b5912250e900770aChris Banes/* 2b7f9224b1495db47eb8fd813b5912250e900770aChris Banes * Copyright (C) 2015 The Android Open Source Project 3b7f9224b1495db47eb8fd813b5912250e900770aChris Banes * 4b7f9224b1495db47eb8fd813b5912250e900770aChris Banes * Licensed under the Apache License, Version 2.0 (the "License"); 5b7f9224b1495db47eb8fd813b5912250e900770aChris Banes * you may not use this file except in compliance with the License. 6b7f9224b1495db47eb8fd813b5912250e900770aChris Banes * You may obtain a copy of the License at 7b7f9224b1495db47eb8fd813b5912250e900770aChris Banes * 8b7f9224b1495db47eb8fd813b5912250e900770aChris Banes * http://www.apache.org/licenses/LICENSE-2.0 9b7f9224b1495db47eb8fd813b5912250e900770aChris Banes * 10b7f9224b1495db47eb8fd813b5912250e900770aChris Banes * Unless required by applicable law or agreed to in writing, software 11b7f9224b1495db47eb8fd813b5912250e900770aChris Banes * distributed under the License is distributed on an "AS IS" BASIS, 12b7f9224b1495db47eb8fd813b5912250e900770aChris Banes * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 13b7f9224b1495db47eb8fd813b5912250e900770aChris Banes * See the License for the specific language governing permissions and 14b7f9224b1495db47eb8fd813b5912250e900770aChris Banes * limitations under the License. 15b7f9224b1495db47eb8fd813b5912250e900770aChris Banes */ 16b7f9224b1495db47eb8fd813b5912250e900770aChris Banes 17b7f9224b1495db47eb8fd813b5912250e900770aChris Banespackage android.support.design.widget; 18b7f9224b1495db47eb8fd813b5912250e900770aChris Banes 19b7f9224b1495db47eb8fd813b5912250e900770aChris Banesimport android.content.Context; 204112c61626e5a6107c5874c28829b76bb9fc9f17Chris Banesimport android.content.res.ColorStateList; 21b7f9224b1495db47eb8fd813b5912250e900770aChris Banesimport android.content.res.TypedArray; 22b7f9224b1495db47eb8fd813b5912250e900770aChris Banesimport android.os.Build; 23b7f9224b1495db47eb8fd813b5912250e900770aChris Banesimport android.os.Handler; 24b7f9224b1495db47eb8fd813b5912250e900770aChris Banesimport android.os.Looper; 25b7f9224b1495db47eb8fd813b5912250e900770aChris Banesimport android.os.Message; 265bb1f5d910c81ed2a31c687583bd90baccc972acChris Banesimport android.support.annotation.ColorInt; 27b7f9224b1495db47eb8fd813b5912250e900770aChris Banesimport android.support.annotation.IntDef; 285bb1f5d910c81ed2a31c687583bd90baccc972acChris Banesimport android.support.annotation.NonNull; 29b7f9224b1495db47eb8fd813b5912250e900770aChris Banesimport android.support.annotation.StringRes; 30b7f9224b1495db47eb8fd813b5912250e900770aChris Banesimport android.support.design.R; 31b7f9224b1495db47eb8fd813b5912250e900770aChris Banesimport android.support.v4.view.ViewCompat; 32b7f9224b1495db47eb8fd813b5912250e900770aChris Banesimport android.support.v4.view.ViewPropertyAnimatorListenerAdapter; 33b7f9224b1495db47eb8fd813b5912250e900770aChris Banesimport android.text.TextUtils; 34b7f9224b1495db47eb8fd813b5912250e900770aChris Banesimport android.util.AttributeSet; 35b7f9224b1495db47eb8fd813b5912250e900770aChris Banesimport android.view.LayoutInflater; 36b7f9224b1495db47eb8fd813b5912250e900770aChris Banesimport android.view.MotionEvent; 37b7f9224b1495db47eb8fd813b5912250e900770aChris Banesimport android.view.View; 38b7f9224b1495db47eb8fd813b5912250e900770aChris Banesimport android.view.ViewGroup; 39c482f89070ee5032081e394f77a9a1e63c3cd7a8Chris Banesimport android.view.ViewParent; 40b7f9224b1495db47eb8fd813b5912250e900770aChris Banesimport android.view.animation.Animation; 41b7f9224b1495db47eb8fd813b5912250e900770aChris Banesimport android.view.animation.AnimationUtils; 425cf1a7e04097b7e116c118cfa823a4cdb48f38a1Chris Banesimport android.widget.Button; 43c482f89070ee5032081e394f77a9a1e63c3cd7a8Chris Banesimport android.widget.FrameLayout; 44b7f9224b1495db47eb8fd813b5912250e900770aChris Banesimport android.widget.LinearLayout; 45b7f9224b1495db47eb8fd813b5912250e900770aChris Banesimport android.widget.TextView; 46b7f9224b1495db47eb8fd813b5912250e900770aChris Banes 47b7f9224b1495db47eb8fd813b5912250e900770aChris Banesimport java.lang.annotation.Retention; 48b7f9224b1495db47eb8fd813b5912250e900770aChris Banesimport java.lang.annotation.RetentionPolicy; 49b7f9224b1495db47eb8fd813b5912250e900770aChris Banes 50b7f9224b1495db47eb8fd813b5912250e900770aChris Banesimport static android.support.design.widget.AnimationUtils.FAST_OUT_SLOW_IN_INTERPOLATOR; 51b7f9224b1495db47eb8fd813b5912250e900770aChris Banes 52b7f9224b1495db47eb8fd813b5912250e900770aChris Banes/** 53b7f9224b1495db47eb8fd813b5912250e900770aChris Banes * Snackbars provide lightweight feedback about an operation. They show a brief message at the 54b7f9224b1495db47eb8fd813b5912250e900770aChris Banes * bottom of the screen on mobile and lower left on larger devices. Snackbars appear above all other 55b7f9224b1495db47eb8fd813b5912250e900770aChris Banes * elements on screen and only one can be displayed at a time. 56b7f9224b1495db47eb8fd813b5912250e900770aChris Banes * <p> 57b7f9224b1495db47eb8fd813b5912250e900770aChris Banes * They automatically disappear after a timeout or after user interaction elsewhere on the screen, 58b7f9224b1495db47eb8fd813b5912250e900770aChris Banes * particularly after interactions that summon a new surface or activity. Snackbars can be swiped 59b7f9224b1495db47eb8fd813b5912250e900770aChris Banes * off screen. 60b7f9224b1495db47eb8fd813b5912250e900770aChris Banes * <p> 61b7f9224b1495db47eb8fd813b5912250e900770aChris Banes * Snackbars can contain an action which is set via 62b7f9224b1495db47eb8fd813b5912250e900770aChris Banes * {@link #setAction(CharSequence, android.view.View.OnClickListener)}. 63bfae5eb86f8c5e63b33b6d36073f2230599a716bChris Banes * <p> 64bfae5eb86f8c5e63b33b6d36073f2230599a716bChris Banes * To be notified when a snackbar has been shown or dismissed, you can provide a {@link Callback} 65bfae5eb86f8c5e63b33b6d36073f2230599a716bChris Banes * via {@link #setCallback(Callback)}.</p> 66b7f9224b1495db47eb8fd813b5912250e900770aChris Banes */ 67e51e533995e445f031fc8efcce6ff9a61e7066ccChris Banespublic final class Snackbar { 68b7f9224b1495db47eb8fd813b5912250e900770aChris Banes 69b7f9224b1495db47eb8fd813b5912250e900770aChris Banes /** 70bfae5eb86f8c5e63b33b6d36073f2230599a716bChris Banes * Callback class for {@link Snackbar} instances. 71bfae5eb86f8c5e63b33b6d36073f2230599a716bChris Banes * 72bfae5eb86f8c5e63b33b6d36073f2230599a716bChris Banes * @see Snackbar#setCallback(Callback) 73bfae5eb86f8c5e63b33b6d36073f2230599a716bChris Banes */ 74bfae5eb86f8c5e63b33b6d36073f2230599a716bChris Banes public static abstract class Callback { 75e51e533995e445f031fc8efcce6ff9a61e7066ccChris Banes /** Indicates that the Snackbar was dismissed via a swipe.*/ 76e51e533995e445f031fc8efcce6ff9a61e7066ccChris Banes public static final int DISMISS_EVENT_SWIPE = 0; 77e51e533995e445f031fc8efcce6ff9a61e7066ccChris Banes /** Indicates that the Snackbar was dismissed via an action click.*/ 78e51e533995e445f031fc8efcce6ff9a61e7066ccChris Banes public static final int DISMISS_EVENT_ACTION = 1; 79e51e533995e445f031fc8efcce6ff9a61e7066ccChris Banes /** Indicates that the Snackbar was dismissed via a timeout.*/ 80e51e533995e445f031fc8efcce6ff9a61e7066ccChris Banes public static final int DISMISS_EVENT_TIMEOUT = 2; 81e51e533995e445f031fc8efcce6ff9a61e7066ccChris Banes /** Indicates that the Snackbar was dismissed via a call to {@link #dismiss()}.*/ 82e51e533995e445f031fc8efcce6ff9a61e7066ccChris Banes public static final int DISMISS_EVENT_MANUAL = 3; 83e51e533995e445f031fc8efcce6ff9a61e7066ccChris Banes /** Indicates that the Snackbar was dismissed from a new Snackbar being shown.*/ 84e51e533995e445f031fc8efcce6ff9a61e7066ccChris Banes public static final int DISMISS_EVENT_CONSECUTIVE = 4; 85e51e533995e445f031fc8efcce6ff9a61e7066ccChris Banes 86e51e533995e445f031fc8efcce6ff9a61e7066ccChris Banes /** @hide */ 87e51e533995e445f031fc8efcce6ff9a61e7066ccChris Banes @IntDef({DISMISS_EVENT_SWIPE, DISMISS_EVENT_ACTION, DISMISS_EVENT_TIMEOUT, 88e51e533995e445f031fc8efcce6ff9a61e7066ccChris Banes DISMISS_EVENT_MANUAL, DISMISS_EVENT_CONSECUTIVE}) 89e51e533995e445f031fc8efcce6ff9a61e7066ccChris Banes @Retention(RetentionPolicy.SOURCE) 90e51e533995e445f031fc8efcce6ff9a61e7066ccChris Banes public @interface DismissEvent {} 91e51e533995e445f031fc8efcce6ff9a61e7066ccChris Banes 92bfae5eb86f8c5e63b33b6d36073f2230599a716bChris Banes /** 93bfae5eb86f8c5e63b33b6d36073f2230599a716bChris Banes * Called when the given {@link Snackbar} has been dismissed, either through a time-out, 94bfae5eb86f8c5e63b33b6d36073f2230599a716bChris Banes * having been manually dismissed, or an action being clicked. 95bfae5eb86f8c5e63b33b6d36073f2230599a716bChris Banes * 96bfae5eb86f8c5e63b33b6d36073f2230599a716bChris Banes * @param snackbar The snackbar which has been dismissed. 97e51e533995e445f031fc8efcce6ff9a61e7066ccChris Banes * @param event The event which caused the dismissal. One of either: 98e51e533995e445f031fc8efcce6ff9a61e7066ccChris Banes * {@link #DISMISS_EVENT_SWIPE}, {@link #DISMISS_EVENT_ACTION}, 99e51e533995e445f031fc8efcce6ff9a61e7066ccChris Banes * {@link #DISMISS_EVENT_TIMEOUT}, {@link #DISMISS_EVENT_MANUAL} or 100e51e533995e445f031fc8efcce6ff9a61e7066ccChris Banes * {@link #DISMISS_EVENT_CONSECUTIVE}. 101e51e533995e445f031fc8efcce6ff9a61e7066ccChris Banes * 102bfae5eb86f8c5e63b33b6d36073f2230599a716bChris Banes * @see Snackbar#dismiss() 103bfae5eb86f8c5e63b33b6d36073f2230599a716bChris Banes */ 104e51e533995e445f031fc8efcce6ff9a61e7066ccChris Banes public void onDismissed(Snackbar snackbar, @DismissEvent int event) { 105bfae5eb86f8c5e63b33b6d36073f2230599a716bChris Banes // empty 106bfae5eb86f8c5e63b33b6d36073f2230599a716bChris Banes } 107bfae5eb86f8c5e63b33b6d36073f2230599a716bChris Banes 108bfae5eb86f8c5e63b33b6d36073f2230599a716bChris Banes /** 109bfae5eb86f8c5e63b33b6d36073f2230599a716bChris Banes * Called when the given {@link Snackbar} is visible. 110bfae5eb86f8c5e63b33b6d36073f2230599a716bChris Banes * 111bfae5eb86f8c5e63b33b6d36073f2230599a716bChris Banes * @param snackbar The snackbar which is now visible. 112bfae5eb86f8c5e63b33b6d36073f2230599a716bChris Banes * @see Snackbar#show() 113bfae5eb86f8c5e63b33b6d36073f2230599a716bChris Banes */ 114bfae5eb86f8c5e63b33b6d36073f2230599a716bChris Banes public void onShown(Snackbar snackbar) { 115bfae5eb86f8c5e63b33b6d36073f2230599a716bChris Banes // empty 116bfae5eb86f8c5e63b33b6d36073f2230599a716bChris Banes } 117bfae5eb86f8c5e63b33b6d36073f2230599a716bChris Banes } 118bfae5eb86f8c5e63b33b6d36073f2230599a716bChris Banes 119bfae5eb86f8c5e63b33b6d36073f2230599a716bChris Banes /** 120b7f9224b1495db47eb8fd813b5912250e900770aChris Banes * @hide 121b7f9224b1495db47eb8fd813b5912250e900770aChris Banes */ 1220bfb0e034ed6b4f7bbf58a111d2fc893e0553350Chris Banes @IntDef({LENGTH_INDEFINITE, LENGTH_SHORT, LENGTH_LONG}) 123b7f9224b1495db47eb8fd813b5912250e900770aChris Banes @Retention(RetentionPolicy.SOURCE) 124b7f9224b1495db47eb8fd813b5912250e900770aChris Banes public @interface Duration {} 125b7f9224b1495db47eb8fd813b5912250e900770aChris Banes 126b7f9224b1495db47eb8fd813b5912250e900770aChris Banes /** 1270bfb0e034ed6b4f7bbf58a111d2fc893e0553350Chris Banes * Show the Snackbar indefinitely. This means that the Snackbar will be displayed from the time 1280bfb0e034ed6b4f7bbf58a111d2fc893e0553350Chris Banes * that is {@link #show() shown} until either it is dismissed, or another Snackbar is shown. 1290bfb0e034ed6b4f7bbf58a111d2fc893e0553350Chris Banes * 1300bfb0e034ed6b4f7bbf58a111d2fc893e0553350Chris Banes * @see #setDuration 1310bfb0e034ed6b4f7bbf58a111d2fc893e0553350Chris Banes */ 1320bfb0e034ed6b4f7bbf58a111d2fc893e0553350Chris Banes public static final int LENGTH_INDEFINITE = -2; 1330bfb0e034ed6b4f7bbf58a111d2fc893e0553350Chris Banes 1340bfb0e034ed6b4f7bbf58a111d2fc893e0553350Chris Banes /** 135b7f9224b1495db47eb8fd813b5912250e900770aChris Banes * Show the Snackbar for a short period of time. 136b7f9224b1495db47eb8fd813b5912250e900770aChris Banes * 137b7f9224b1495db47eb8fd813b5912250e900770aChris Banes * @see #setDuration 138b7f9224b1495db47eb8fd813b5912250e900770aChris Banes */ 139b7f9224b1495db47eb8fd813b5912250e900770aChris Banes public static final int LENGTH_SHORT = -1; 140b7f9224b1495db47eb8fd813b5912250e900770aChris Banes 141b7f9224b1495db47eb8fd813b5912250e900770aChris Banes /** 142b7f9224b1495db47eb8fd813b5912250e900770aChris Banes * Show the Snackbar for a long period of time. 143b7f9224b1495db47eb8fd813b5912250e900770aChris Banes * 144b7f9224b1495db47eb8fd813b5912250e900770aChris Banes * @see #setDuration 145b7f9224b1495db47eb8fd813b5912250e900770aChris Banes */ 146b7f9224b1495db47eb8fd813b5912250e900770aChris Banes public static final int LENGTH_LONG = 0; 147b7f9224b1495db47eb8fd813b5912250e900770aChris Banes 148b7f9224b1495db47eb8fd813b5912250e900770aChris Banes private static final int ANIMATION_DURATION = 250; 149b7f9224b1495db47eb8fd813b5912250e900770aChris Banes private static final int ANIMATION_FADE_DURATION = 180; 150b7f9224b1495db47eb8fd813b5912250e900770aChris Banes 151b7f9224b1495db47eb8fd813b5912250e900770aChris Banes private static final Handler sHandler; 152b7f9224b1495db47eb8fd813b5912250e900770aChris Banes private static final int MSG_SHOW = 0; 153b7f9224b1495db47eb8fd813b5912250e900770aChris Banes private static final int MSG_DISMISS = 1; 154b7f9224b1495db47eb8fd813b5912250e900770aChris Banes 155b7f9224b1495db47eb8fd813b5912250e900770aChris Banes static { 156b7f9224b1495db47eb8fd813b5912250e900770aChris Banes sHandler = new Handler(Looper.getMainLooper(), new Handler.Callback() { 157b7f9224b1495db47eb8fd813b5912250e900770aChris Banes @Override 158b7f9224b1495db47eb8fd813b5912250e900770aChris Banes public boolean handleMessage(Message message) { 159b7f9224b1495db47eb8fd813b5912250e900770aChris Banes switch (message.what) { 160b7f9224b1495db47eb8fd813b5912250e900770aChris Banes case MSG_SHOW: 161b7f9224b1495db47eb8fd813b5912250e900770aChris Banes ((Snackbar) message.obj).showView(); 162b7f9224b1495db47eb8fd813b5912250e900770aChris Banes return true; 163b7f9224b1495db47eb8fd813b5912250e900770aChris Banes case MSG_DISMISS: 164e51e533995e445f031fc8efcce6ff9a61e7066ccChris Banes ((Snackbar) message.obj).hideView(message.arg1); 165b7f9224b1495db47eb8fd813b5912250e900770aChris Banes return true; 166b7f9224b1495db47eb8fd813b5912250e900770aChris Banes } 167b7f9224b1495db47eb8fd813b5912250e900770aChris Banes return false; 168b7f9224b1495db47eb8fd813b5912250e900770aChris Banes } 169b7f9224b1495db47eb8fd813b5912250e900770aChris Banes }); 170b7f9224b1495db47eb8fd813b5912250e900770aChris Banes } 171b7f9224b1495db47eb8fd813b5912250e900770aChris Banes 1725462d3e588481416a38e893bdb0f1073f82f8dccChris Banes private final ViewGroup mTargetParent; 173b7f9224b1495db47eb8fd813b5912250e900770aChris Banes private final Context mContext; 174b7f9224b1495db47eb8fd813b5912250e900770aChris Banes private final SnackbarLayout mView; 175b7f9224b1495db47eb8fd813b5912250e900770aChris Banes private int mDuration; 176bfae5eb86f8c5e63b33b6d36073f2230599a716bChris Banes private Callback mCallback; 177b7f9224b1495db47eb8fd813b5912250e900770aChris Banes 178e51e533995e445f031fc8efcce6ff9a61e7066ccChris Banes private Snackbar(ViewGroup parent) { 1795462d3e588481416a38e893bdb0f1073f82f8dccChris Banes mTargetParent = parent; 180b7f9224b1495db47eb8fd813b5912250e900770aChris Banes mContext = parent.getContext(); 181b7f9224b1495db47eb8fd813b5912250e900770aChris Banes 182809bb62055ad42b88f3a69308be222801b89fbd9Chris Banes ThemeUtils.checkAppCompatTheme(mContext); 183809bb62055ad42b88f3a69308be222801b89fbd9Chris Banes 184b7f9224b1495db47eb8fd813b5912250e900770aChris Banes LayoutInflater inflater = LayoutInflater.from(mContext); 1855462d3e588481416a38e893bdb0f1073f82f8dccChris Banes mView = (SnackbarLayout) inflater.inflate( 1865462d3e588481416a38e893bdb0f1073f82f8dccChris Banes R.layout.design_layout_snackbar, mTargetParent, false); 187b7f9224b1495db47eb8fd813b5912250e900770aChris Banes } 188b7f9224b1495db47eb8fd813b5912250e900770aChris Banes 189b7f9224b1495db47eb8fd813b5912250e900770aChris Banes /** 190c482f89070ee5032081e394f77a9a1e63c3cd7a8Chris Banes * Make a Snackbar to display a message 191c482f89070ee5032081e394f77a9a1e63c3cd7a8Chris Banes * 192c482f89070ee5032081e394f77a9a1e63c3cd7a8Chris Banes * <p>Snackbar will try and find a parent view to hold Snackbar's view from the value given 193c482f89070ee5032081e394f77a9a1e63c3cd7a8Chris Banes * to {@code view}. Snackbar will walk up the view tree trying to find a suitable parent, 194c482f89070ee5032081e394f77a9a1e63c3cd7a8Chris Banes * which is defined as a {@link CoordinatorLayout} or the window decor's content view, 195c482f89070ee5032081e394f77a9a1e63c3cd7a8Chris Banes * whichever comes first. 196c482f89070ee5032081e394f77a9a1e63c3cd7a8Chris Banes * 197c482f89070ee5032081e394f77a9a1e63c3cd7a8Chris Banes * <p>Having a {@link CoordinatorLayout} in your view hierarchy allows Snackbar to enable 198c482f89070ee5032081e394f77a9a1e63c3cd7a8Chris Banes * certain features, such as swipe-to-dismiss and automatically moving of widgets like 199c482f89070ee5032081e394f77a9a1e63c3cd7a8Chris Banes * {@link FloatingActionButton}. 200b7f9224b1495db47eb8fd813b5912250e900770aChris Banes * 201c482f89070ee5032081e394f77a9a1e63c3cd7a8Chris Banes * @param view The view to find a parent from. 202b7f9224b1495db47eb8fd813b5912250e900770aChris Banes * @param text The text to show. Can be formatted text. 203b7f9224b1495db47eb8fd813b5912250e900770aChris Banes * @param duration How long to display the message. Either {@link #LENGTH_SHORT} or {@link 204b7f9224b1495db47eb8fd813b5912250e900770aChris Banes * #LENGTH_LONG} 205b7f9224b1495db47eb8fd813b5912250e900770aChris Banes */ 206e51e533995e445f031fc8efcce6ff9a61e7066ccChris Banes @NonNull 2075bb1f5d910c81ed2a31c687583bd90baccc972acChris Banes public static Snackbar make(@NonNull View view, @NonNull CharSequence text, 2085bb1f5d910c81ed2a31c687583bd90baccc972acChris Banes @Duration int duration) { 209c482f89070ee5032081e394f77a9a1e63c3cd7a8Chris Banes Snackbar snackbar = new Snackbar(findSuitableParent(view)); 210b7f9224b1495db47eb8fd813b5912250e900770aChris Banes snackbar.setText(text); 211b7f9224b1495db47eb8fd813b5912250e900770aChris Banes snackbar.setDuration(duration); 212b7f9224b1495db47eb8fd813b5912250e900770aChris Banes return snackbar; 213b7f9224b1495db47eb8fd813b5912250e900770aChris Banes } 214b7f9224b1495db47eb8fd813b5912250e900770aChris Banes 215b7f9224b1495db47eb8fd813b5912250e900770aChris Banes /** 216b7f9224b1495db47eb8fd813b5912250e900770aChris Banes * Make a Snackbar to display a message. 217b7f9224b1495db47eb8fd813b5912250e900770aChris Banes * 218c482f89070ee5032081e394f77a9a1e63c3cd7a8Chris Banes * <p>Snackbar will try and find a parent view to hold Snackbar's view from the value given 219c482f89070ee5032081e394f77a9a1e63c3cd7a8Chris Banes * to {@code view}. Snackbar will walk up the view tree trying to find a suitable parent, 220c482f89070ee5032081e394f77a9a1e63c3cd7a8Chris Banes * which is defined as a {@link CoordinatorLayout} or the window decor's content view, 221c482f89070ee5032081e394f77a9a1e63c3cd7a8Chris Banes * whichever comes first. 222c482f89070ee5032081e394f77a9a1e63c3cd7a8Chris Banes * 223c482f89070ee5032081e394f77a9a1e63c3cd7a8Chris Banes * <p>Having a {@link CoordinatorLayout} in your view hierarchy allows Snackbar to enable 224c482f89070ee5032081e394f77a9a1e63c3cd7a8Chris Banes * certain features, such as swipe-to-dismiss and automatically moving of widgets like 225c482f89070ee5032081e394f77a9a1e63c3cd7a8Chris Banes * {@link FloatingActionButton}. 226c482f89070ee5032081e394f77a9a1e63c3cd7a8Chris Banes * 227c482f89070ee5032081e394f77a9a1e63c3cd7a8Chris Banes * @param view The view to find a parent from. 228c482f89070ee5032081e394f77a9a1e63c3cd7a8Chris Banes * @param resId The resource id of the string resource to use. Can be formatted text. 229b7f9224b1495db47eb8fd813b5912250e900770aChris Banes * @param duration How long to display the message. Either {@link #LENGTH_SHORT} or {@link 230b7f9224b1495db47eb8fd813b5912250e900770aChris Banes * #LENGTH_LONG} 231b7f9224b1495db47eb8fd813b5912250e900770aChris Banes */ 232e51e533995e445f031fc8efcce6ff9a61e7066ccChris Banes @NonNull 2335bb1f5d910c81ed2a31c687583bd90baccc972acChris Banes public static Snackbar make(@NonNull View view, @StringRes int resId, @Duration int duration) { 234c482f89070ee5032081e394f77a9a1e63c3cd7a8Chris Banes return make(view, view.getResources().getText(resId), duration); 235c482f89070ee5032081e394f77a9a1e63c3cd7a8Chris Banes } 236c482f89070ee5032081e394f77a9a1e63c3cd7a8Chris Banes 237c482f89070ee5032081e394f77a9a1e63c3cd7a8Chris Banes private static ViewGroup findSuitableParent(View view) { 238c482f89070ee5032081e394f77a9a1e63c3cd7a8Chris Banes ViewGroup fallback = null; 239c482f89070ee5032081e394f77a9a1e63c3cd7a8Chris Banes do { 240c482f89070ee5032081e394f77a9a1e63c3cd7a8Chris Banes if (view instanceof CoordinatorLayout) { 241c482f89070ee5032081e394f77a9a1e63c3cd7a8Chris Banes // We've found a CoordinatorLayout, use it 242c482f89070ee5032081e394f77a9a1e63c3cd7a8Chris Banes return (ViewGroup) view; 243c482f89070ee5032081e394f77a9a1e63c3cd7a8Chris Banes } else if (view instanceof FrameLayout) { 244c482f89070ee5032081e394f77a9a1e63c3cd7a8Chris Banes if (view.getId() == android.R.id.content) { 245c482f89070ee5032081e394f77a9a1e63c3cd7a8Chris Banes // If we've hit the decor content view, then we didn't find a CoL in the 246c482f89070ee5032081e394f77a9a1e63c3cd7a8Chris Banes // hierarchy, so use it. 247c482f89070ee5032081e394f77a9a1e63c3cd7a8Chris Banes return (ViewGroup) view; 248c482f89070ee5032081e394f77a9a1e63c3cd7a8Chris Banes } else { 249c482f89070ee5032081e394f77a9a1e63c3cd7a8Chris Banes // It's not the content view but we'll use it as our fallback 250c482f89070ee5032081e394f77a9a1e63c3cd7a8Chris Banes fallback = (ViewGroup) view; 251c482f89070ee5032081e394f77a9a1e63c3cd7a8Chris Banes } 252c482f89070ee5032081e394f77a9a1e63c3cd7a8Chris Banes } 253c482f89070ee5032081e394f77a9a1e63c3cd7a8Chris Banes 254c482f89070ee5032081e394f77a9a1e63c3cd7a8Chris Banes if (view != null) { 255c482f89070ee5032081e394f77a9a1e63c3cd7a8Chris Banes // Else, we will loop and crawl up the view hierarchy and try to find a parent 256c482f89070ee5032081e394f77a9a1e63c3cd7a8Chris Banes final ViewParent parent = view.getParent(); 257c482f89070ee5032081e394f77a9a1e63c3cd7a8Chris Banes view = parent instanceof View ? (View) parent : null; 258c482f89070ee5032081e394f77a9a1e63c3cd7a8Chris Banes } 259c482f89070ee5032081e394f77a9a1e63c3cd7a8Chris Banes } while (view != null); 260c482f89070ee5032081e394f77a9a1e63c3cd7a8Chris Banes 261c482f89070ee5032081e394f77a9a1e63c3cd7a8Chris Banes // If we reach here then we didn't find a CoL or a suitable content view so we'll fallback 262c482f89070ee5032081e394f77a9a1e63c3cd7a8Chris Banes return fallback; 263b7f9224b1495db47eb8fd813b5912250e900770aChris Banes } 264b7f9224b1495db47eb8fd813b5912250e900770aChris Banes 265b7f9224b1495db47eb8fd813b5912250e900770aChris Banes /** 266b7f9224b1495db47eb8fd813b5912250e900770aChris Banes * Set the action to be displayed in this {@link Snackbar}. 267b7f9224b1495db47eb8fd813b5912250e900770aChris Banes * 268b7f9224b1495db47eb8fd813b5912250e900770aChris Banes * @param resId String resource to display 269b7f9224b1495db47eb8fd813b5912250e900770aChris Banes * @param listener callback to be invoked when the action is clicked 270b7f9224b1495db47eb8fd813b5912250e900770aChris Banes */ 271e51e533995e445f031fc8efcce6ff9a61e7066ccChris Banes @NonNull 272b7f9224b1495db47eb8fd813b5912250e900770aChris Banes public Snackbar setAction(@StringRes int resId, View.OnClickListener listener) { 273b7f9224b1495db47eb8fd813b5912250e900770aChris Banes return setAction(mContext.getText(resId), listener); 274b7f9224b1495db47eb8fd813b5912250e900770aChris Banes } 275b7f9224b1495db47eb8fd813b5912250e900770aChris Banes 276b7f9224b1495db47eb8fd813b5912250e900770aChris Banes /** 277b7f9224b1495db47eb8fd813b5912250e900770aChris Banes * Set the action to be displayed in this {@link Snackbar}. 278b7f9224b1495db47eb8fd813b5912250e900770aChris Banes * 279b7f9224b1495db47eb8fd813b5912250e900770aChris Banes * @param text Text to display 280b7f9224b1495db47eb8fd813b5912250e900770aChris Banes * @param listener callback to be invoked when the action is clicked 281b7f9224b1495db47eb8fd813b5912250e900770aChris Banes */ 282e51e533995e445f031fc8efcce6ff9a61e7066ccChris Banes @NonNull 283b7f9224b1495db47eb8fd813b5912250e900770aChris Banes public Snackbar setAction(CharSequence text, final View.OnClickListener listener) { 284b7f9224b1495db47eb8fd813b5912250e900770aChris Banes final TextView tv = mView.getActionView(); 285b7f9224b1495db47eb8fd813b5912250e900770aChris Banes 286b7f9224b1495db47eb8fd813b5912250e900770aChris Banes if (TextUtils.isEmpty(text) || listener == null) { 287b7f9224b1495db47eb8fd813b5912250e900770aChris Banes tv.setVisibility(View.GONE); 288b7f9224b1495db47eb8fd813b5912250e900770aChris Banes tv.setOnClickListener(null); 289b7f9224b1495db47eb8fd813b5912250e900770aChris Banes } else { 290b7f9224b1495db47eb8fd813b5912250e900770aChris Banes tv.setVisibility(View.VISIBLE); 291b7f9224b1495db47eb8fd813b5912250e900770aChris Banes tv.setText(text); 292b7f9224b1495db47eb8fd813b5912250e900770aChris Banes tv.setOnClickListener(new View.OnClickListener() { 293b7f9224b1495db47eb8fd813b5912250e900770aChris Banes @Override 294b7f9224b1495db47eb8fd813b5912250e900770aChris Banes public void onClick(View view) { 295b7f9224b1495db47eb8fd813b5912250e900770aChris Banes listener.onClick(view); 296b7f9224b1495db47eb8fd813b5912250e900770aChris Banes // Now dismiss the Snackbar 297e51e533995e445f031fc8efcce6ff9a61e7066ccChris Banes dispatchDismiss(Callback.DISMISS_EVENT_ACTION); 298b7f9224b1495db47eb8fd813b5912250e900770aChris Banes } 299b7f9224b1495db47eb8fd813b5912250e900770aChris Banes }); 300b7f9224b1495db47eb8fd813b5912250e900770aChris Banes } 301b7f9224b1495db47eb8fd813b5912250e900770aChris Banes return this; 302b7f9224b1495db47eb8fd813b5912250e900770aChris Banes } 303b7f9224b1495db47eb8fd813b5912250e900770aChris Banes 304b7f9224b1495db47eb8fd813b5912250e900770aChris Banes /** 3054112c61626e5a6107c5874c28829b76bb9fc9f17Chris Banes * Sets the text color of the action specified in 3064112c61626e5a6107c5874c28829b76bb9fc9f17Chris Banes * {@link #setAction(CharSequence, View.OnClickListener)}. 3074112c61626e5a6107c5874c28829b76bb9fc9f17Chris Banes */ 308e51e533995e445f031fc8efcce6ff9a61e7066ccChris Banes @NonNull 3094112c61626e5a6107c5874c28829b76bb9fc9f17Chris Banes public Snackbar setActionTextColor(ColorStateList colors) { 3104112c61626e5a6107c5874c28829b76bb9fc9f17Chris Banes final TextView tv = mView.getActionView(); 3114112c61626e5a6107c5874c28829b76bb9fc9f17Chris Banes tv.setTextColor(colors); 3124112c61626e5a6107c5874c28829b76bb9fc9f17Chris Banes return this; 3134112c61626e5a6107c5874c28829b76bb9fc9f17Chris Banes } 3144112c61626e5a6107c5874c28829b76bb9fc9f17Chris Banes 3154112c61626e5a6107c5874c28829b76bb9fc9f17Chris Banes /** 3164112c61626e5a6107c5874c28829b76bb9fc9f17Chris Banes * Sets the text color of the action specified in 3174112c61626e5a6107c5874c28829b76bb9fc9f17Chris Banes * {@link #setAction(CharSequence, View.OnClickListener)}. 3184112c61626e5a6107c5874c28829b76bb9fc9f17Chris Banes */ 319e51e533995e445f031fc8efcce6ff9a61e7066ccChris Banes @NonNull 3205bb1f5d910c81ed2a31c687583bd90baccc972acChris Banes public Snackbar setActionTextColor(@ColorInt int color) { 3214112c61626e5a6107c5874c28829b76bb9fc9f17Chris Banes final TextView tv = mView.getActionView(); 3224112c61626e5a6107c5874c28829b76bb9fc9f17Chris Banes tv.setTextColor(color); 3234112c61626e5a6107c5874c28829b76bb9fc9f17Chris Banes return this; 3244112c61626e5a6107c5874c28829b76bb9fc9f17Chris Banes } 3254112c61626e5a6107c5874c28829b76bb9fc9f17Chris Banes 3264112c61626e5a6107c5874c28829b76bb9fc9f17Chris Banes /** 327b7f9224b1495db47eb8fd813b5912250e900770aChris Banes * Update the text in this {@link Snackbar}. 328b7f9224b1495db47eb8fd813b5912250e900770aChris Banes * 329b7f9224b1495db47eb8fd813b5912250e900770aChris Banes * @param message The new text for the Toast. 330b7f9224b1495db47eb8fd813b5912250e900770aChris Banes */ 331e51e533995e445f031fc8efcce6ff9a61e7066ccChris Banes @NonNull 3325bb1f5d910c81ed2a31c687583bd90baccc972acChris Banes public Snackbar setText(@NonNull CharSequence message) { 333b7f9224b1495db47eb8fd813b5912250e900770aChris Banes final TextView tv = mView.getMessageView(); 334b7f9224b1495db47eb8fd813b5912250e900770aChris Banes tv.setText(message); 335b7f9224b1495db47eb8fd813b5912250e900770aChris Banes return this; 336b7f9224b1495db47eb8fd813b5912250e900770aChris Banes } 337b7f9224b1495db47eb8fd813b5912250e900770aChris Banes 338b7f9224b1495db47eb8fd813b5912250e900770aChris Banes /** 339b7f9224b1495db47eb8fd813b5912250e900770aChris Banes * Update the text in this {@link Snackbar}. 340b7f9224b1495db47eb8fd813b5912250e900770aChris Banes * 341b7f9224b1495db47eb8fd813b5912250e900770aChris Banes * @param resId The new text for the Toast. 342b7f9224b1495db47eb8fd813b5912250e900770aChris Banes */ 343e51e533995e445f031fc8efcce6ff9a61e7066ccChris Banes @NonNull 344b7f9224b1495db47eb8fd813b5912250e900770aChris Banes public Snackbar setText(@StringRes int resId) { 345b7f9224b1495db47eb8fd813b5912250e900770aChris Banes return setText(mContext.getText(resId)); 346b7f9224b1495db47eb8fd813b5912250e900770aChris Banes } 347b7f9224b1495db47eb8fd813b5912250e900770aChris Banes 348b7f9224b1495db47eb8fd813b5912250e900770aChris Banes /** 349b7f9224b1495db47eb8fd813b5912250e900770aChris Banes * Set how long to show the view for. 350b7f9224b1495db47eb8fd813b5912250e900770aChris Banes * 351b7f9224b1495db47eb8fd813b5912250e900770aChris Banes * @param duration either be one of the predefined lengths: 352b7f9224b1495db47eb8fd813b5912250e900770aChris Banes * {@link #LENGTH_SHORT}, {@link #LENGTH_LONG}, or a custom duration 353b7f9224b1495db47eb8fd813b5912250e900770aChris Banes * in milliseconds. 354b7f9224b1495db47eb8fd813b5912250e900770aChris Banes */ 355e51e533995e445f031fc8efcce6ff9a61e7066ccChris Banes @NonNull 356b7f9224b1495db47eb8fd813b5912250e900770aChris Banes public Snackbar setDuration(@Duration int duration) { 357b7f9224b1495db47eb8fd813b5912250e900770aChris Banes mDuration = duration; 358b7f9224b1495db47eb8fd813b5912250e900770aChris Banes return this; 359b7f9224b1495db47eb8fd813b5912250e900770aChris Banes } 360b7f9224b1495db47eb8fd813b5912250e900770aChris Banes 361b7f9224b1495db47eb8fd813b5912250e900770aChris Banes /** 362b7f9224b1495db47eb8fd813b5912250e900770aChris Banes * Return the duration. 363b7f9224b1495db47eb8fd813b5912250e900770aChris Banes * 364b7f9224b1495db47eb8fd813b5912250e900770aChris Banes * @see #setDuration 365b7f9224b1495db47eb8fd813b5912250e900770aChris Banes */ 366b7f9224b1495db47eb8fd813b5912250e900770aChris Banes @Duration 367b7f9224b1495db47eb8fd813b5912250e900770aChris Banes public int getDuration() { 368b7f9224b1495db47eb8fd813b5912250e900770aChris Banes return mDuration; 369b7f9224b1495db47eb8fd813b5912250e900770aChris Banes } 370b7f9224b1495db47eb8fd813b5912250e900770aChris Banes 371b7f9224b1495db47eb8fd813b5912250e900770aChris Banes /** 372b7f9224b1495db47eb8fd813b5912250e900770aChris Banes * Returns the {@link Snackbar}'s view. 373b7f9224b1495db47eb8fd813b5912250e900770aChris Banes */ 3745bb1f5d910c81ed2a31c687583bd90baccc972acChris Banes @NonNull 375b7f9224b1495db47eb8fd813b5912250e900770aChris Banes public View getView() { 376b7f9224b1495db47eb8fd813b5912250e900770aChris Banes return mView; 377b7f9224b1495db47eb8fd813b5912250e900770aChris Banes } 378b7f9224b1495db47eb8fd813b5912250e900770aChris Banes 379b7f9224b1495db47eb8fd813b5912250e900770aChris Banes /** 380b7f9224b1495db47eb8fd813b5912250e900770aChris Banes * Show the {@link Snackbar}. 381b7f9224b1495db47eb8fd813b5912250e900770aChris Banes */ 382b7f9224b1495db47eb8fd813b5912250e900770aChris Banes public void show() { 383b7f9224b1495db47eb8fd813b5912250e900770aChris Banes SnackbarManager.getInstance().show(mDuration, mManagerCallback); 384b7f9224b1495db47eb8fd813b5912250e900770aChris Banes } 385b7f9224b1495db47eb8fd813b5912250e900770aChris Banes 386b7f9224b1495db47eb8fd813b5912250e900770aChris Banes /** 387b7f9224b1495db47eb8fd813b5912250e900770aChris Banes * Dismiss the {@link Snackbar}. 388b7f9224b1495db47eb8fd813b5912250e900770aChris Banes */ 389b7f9224b1495db47eb8fd813b5912250e900770aChris Banes public void dismiss() { 390e51e533995e445f031fc8efcce6ff9a61e7066ccChris Banes dispatchDismiss(Callback.DISMISS_EVENT_MANUAL); 391e51e533995e445f031fc8efcce6ff9a61e7066ccChris Banes } 392e51e533995e445f031fc8efcce6ff9a61e7066ccChris Banes 393e51e533995e445f031fc8efcce6ff9a61e7066ccChris Banes private void dispatchDismiss(@Callback.DismissEvent int event) { 394e51e533995e445f031fc8efcce6ff9a61e7066ccChris Banes SnackbarManager.getInstance().dismiss(mManagerCallback, event); 395b7f9224b1495db47eb8fd813b5912250e900770aChris Banes } 396b7f9224b1495db47eb8fd813b5912250e900770aChris Banes 397bfae5eb86f8c5e63b33b6d36073f2230599a716bChris Banes /** 398bfae5eb86f8c5e63b33b6d36073f2230599a716bChris Banes * Set a callback to be called when this the visibility of this {@link Snackbar} changes. 399bfae5eb86f8c5e63b33b6d36073f2230599a716bChris Banes */ 400e51e533995e445f031fc8efcce6ff9a61e7066ccChris Banes @NonNull 401e51e533995e445f031fc8efcce6ff9a61e7066ccChris Banes public Snackbar setCallback(Callback callback) { 402bfae5eb86f8c5e63b33b6d36073f2230599a716bChris Banes mCallback = callback; 403e51e533995e445f031fc8efcce6ff9a61e7066ccChris Banes return this; 404e51e533995e445f031fc8efcce6ff9a61e7066ccChris Banes } 405e51e533995e445f031fc8efcce6ff9a61e7066ccChris Banes 406e51e533995e445f031fc8efcce6ff9a61e7066ccChris Banes /** 4075462d3e588481416a38e893bdb0f1073f82f8dccChris Banes * Return whether this {@link Snackbar} is currently being shown. 408e51e533995e445f031fc8efcce6ff9a61e7066ccChris Banes */ 409e51e533995e445f031fc8efcce6ff9a61e7066ccChris Banes public boolean isShown() { 4105462d3e588481416a38e893bdb0f1073f82f8dccChris Banes return SnackbarManager.getInstance().isCurrent(mManagerCallback); 4115462d3e588481416a38e893bdb0f1073f82f8dccChris Banes } 4125462d3e588481416a38e893bdb0f1073f82f8dccChris Banes 4135462d3e588481416a38e893bdb0f1073f82f8dccChris Banes /** 4145462d3e588481416a38e893bdb0f1073f82f8dccChris Banes * Returns whether this {@link Snackbar} is currently being shown, or is queued to be 4155462d3e588481416a38e893bdb0f1073f82f8dccChris Banes * shown next. 4165462d3e588481416a38e893bdb0f1073f82f8dccChris Banes */ 4175462d3e588481416a38e893bdb0f1073f82f8dccChris Banes public boolean isShownOrQueued() { 4185462d3e588481416a38e893bdb0f1073f82f8dccChris Banes return SnackbarManager.getInstance().isCurrentOrNext(mManagerCallback); 419bfae5eb86f8c5e63b33b6d36073f2230599a716bChris Banes } 420bfae5eb86f8c5e63b33b6d36073f2230599a716bChris Banes 421b7f9224b1495db47eb8fd813b5912250e900770aChris Banes private final SnackbarManager.Callback mManagerCallback = new SnackbarManager.Callback() { 422b7f9224b1495db47eb8fd813b5912250e900770aChris Banes @Override 423b7f9224b1495db47eb8fd813b5912250e900770aChris Banes public void show() { 424b7f9224b1495db47eb8fd813b5912250e900770aChris Banes sHandler.sendMessage(sHandler.obtainMessage(MSG_SHOW, Snackbar.this)); 425b7f9224b1495db47eb8fd813b5912250e900770aChris Banes } 426b7f9224b1495db47eb8fd813b5912250e900770aChris Banes 427b7f9224b1495db47eb8fd813b5912250e900770aChris Banes @Override 428e51e533995e445f031fc8efcce6ff9a61e7066ccChris Banes public void dismiss(int event) { 429e51e533995e445f031fc8efcce6ff9a61e7066ccChris Banes sHandler.sendMessage(sHandler.obtainMessage(MSG_DISMISS, event, 0, Snackbar.this)); 430b7f9224b1495db47eb8fd813b5912250e900770aChris Banes } 431b7f9224b1495db47eb8fd813b5912250e900770aChris Banes }; 432b7f9224b1495db47eb8fd813b5912250e900770aChris Banes 433b7f9224b1495db47eb8fd813b5912250e900770aChris Banes final void showView() { 434b7f9224b1495db47eb8fd813b5912250e900770aChris Banes if (mView.getParent() == null) { 435b7f9224b1495db47eb8fd813b5912250e900770aChris Banes final ViewGroup.LayoutParams lp = mView.getLayoutParams(); 436b7f9224b1495db47eb8fd813b5912250e900770aChris Banes 437b7f9224b1495db47eb8fd813b5912250e900770aChris Banes if (lp instanceof CoordinatorLayout.LayoutParams) { 438b7f9224b1495db47eb8fd813b5912250e900770aChris Banes // If our LayoutParams are from a CoordinatorLayout, we'll setup our Behavior 439b7f9224b1495db47eb8fd813b5912250e900770aChris Banes 440b7f9224b1495db47eb8fd813b5912250e900770aChris Banes final Behavior behavior = new Behavior(); 441b7f9224b1495db47eb8fd813b5912250e900770aChris Banes behavior.setStartAlphaSwipeDistance(0.1f); 442b7f9224b1495db47eb8fd813b5912250e900770aChris Banes behavior.setEndAlphaSwipeDistance(0.6f); 443b7f9224b1495db47eb8fd813b5912250e900770aChris Banes behavior.setSwipeDirection(SwipeDismissBehavior.SWIPE_DIRECTION_START_TO_END); 444b7f9224b1495db47eb8fd813b5912250e900770aChris Banes behavior.setListener(new SwipeDismissBehavior.OnDismissListener() { 445b7f9224b1495db47eb8fd813b5912250e900770aChris Banes @Override 446b7f9224b1495db47eb8fd813b5912250e900770aChris Banes public void onDismiss(View view) { 447e51e533995e445f031fc8efcce6ff9a61e7066ccChris Banes dispatchDismiss(Callback.DISMISS_EVENT_SWIPE); 448b7f9224b1495db47eb8fd813b5912250e900770aChris Banes } 449b7f9224b1495db47eb8fd813b5912250e900770aChris Banes 450b7f9224b1495db47eb8fd813b5912250e900770aChris Banes @Override 451b7f9224b1495db47eb8fd813b5912250e900770aChris Banes public void onDragStateChanged(int state) { 452b7f9224b1495db47eb8fd813b5912250e900770aChris Banes switch (state) { 453b7f9224b1495db47eb8fd813b5912250e900770aChris Banes case SwipeDismissBehavior.STATE_DRAGGING: 454b7f9224b1495db47eb8fd813b5912250e900770aChris Banes case SwipeDismissBehavior.STATE_SETTLING: 455b7f9224b1495db47eb8fd813b5912250e900770aChris Banes // If the view is being dragged or settling, cancel the timeout 456b7f9224b1495db47eb8fd813b5912250e900770aChris Banes SnackbarManager.getInstance().cancelTimeout(mManagerCallback); 457b7f9224b1495db47eb8fd813b5912250e900770aChris Banes break; 458b7f9224b1495db47eb8fd813b5912250e900770aChris Banes case SwipeDismissBehavior.STATE_IDLE: 459b7f9224b1495db47eb8fd813b5912250e900770aChris Banes // If the view has been released and is idle, restore the timeout 460b7f9224b1495db47eb8fd813b5912250e900770aChris Banes SnackbarManager.getInstance().restoreTimeout(mManagerCallback); 461b7f9224b1495db47eb8fd813b5912250e900770aChris Banes break; 462b7f9224b1495db47eb8fd813b5912250e900770aChris Banes } 463b7f9224b1495db47eb8fd813b5912250e900770aChris Banes } 464b7f9224b1495db47eb8fd813b5912250e900770aChris Banes }); 465b7f9224b1495db47eb8fd813b5912250e900770aChris Banes ((CoordinatorLayout.LayoutParams) lp).setBehavior(behavior); 466b7f9224b1495db47eb8fd813b5912250e900770aChris Banes } 467b7f9224b1495db47eb8fd813b5912250e900770aChris Banes 4685462d3e588481416a38e893bdb0f1073f82f8dccChris Banes mTargetParent.addView(mView); 469b7f9224b1495db47eb8fd813b5912250e900770aChris Banes } 470b7f9224b1495db47eb8fd813b5912250e900770aChris Banes 4715462d3e588481416a38e893bdb0f1073f82f8dccChris Banes mView.setOnAttachStateChangeListener(new SnackbarLayout.OnAttachStateChangeListener() { 4725462d3e588481416a38e893bdb0f1073f82f8dccChris Banes @Override 4735462d3e588481416a38e893bdb0f1073f82f8dccChris Banes public void onViewAttachedToWindow(View v) {} 4745462d3e588481416a38e893bdb0f1073f82f8dccChris Banes 4755462d3e588481416a38e893bdb0f1073f82f8dccChris Banes @Override 4765462d3e588481416a38e893bdb0f1073f82f8dccChris Banes public void onViewDetachedFromWindow(View v) { 4775462d3e588481416a38e893bdb0f1073f82f8dccChris Banes if (isShownOrQueued()) { 4785462d3e588481416a38e893bdb0f1073f82f8dccChris Banes // If we haven't already been dismissed then this event is coming from a 4795462d3e588481416a38e893bdb0f1073f82f8dccChris Banes // non-user initiated action. Hence we need to make sure that we callback 4805462d3e588481416a38e893bdb0f1073f82f8dccChris Banes // and keep our state up to date. We need to post the call since removeView() 4815462d3e588481416a38e893bdb0f1073f82f8dccChris Banes // will call through to onDetachedFromWindow and thus overflow. 4825462d3e588481416a38e893bdb0f1073f82f8dccChris Banes sHandler.post(new Runnable() { 4835462d3e588481416a38e893bdb0f1073f82f8dccChris Banes @Override 4845462d3e588481416a38e893bdb0f1073f82f8dccChris Banes public void run() { 4855462d3e588481416a38e893bdb0f1073f82f8dccChris Banes onViewHidden(Callback.DISMISS_EVENT_MANUAL); 4865462d3e588481416a38e893bdb0f1073f82f8dccChris Banes } 4875462d3e588481416a38e893bdb0f1073f82f8dccChris Banes }); 4885462d3e588481416a38e893bdb0f1073f82f8dccChris Banes } 4895462d3e588481416a38e893bdb0f1073f82f8dccChris Banes } 4905462d3e588481416a38e893bdb0f1073f82f8dccChris Banes }); 4915462d3e588481416a38e893bdb0f1073f82f8dccChris Banes 492b7f9224b1495db47eb8fd813b5912250e900770aChris Banes if (ViewCompat.isLaidOut(mView)) { 493b7f9224b1495db47eb8fd813b5912250e900770aChris Banes // If the view is already laid out, animate it now 494b7f9224b1495db47eb8fd813b5912250e900770aChris Banes animateViewIn(); 495b7f9224b1495db47eb8fd813b5912250e900770aChris Banes } else { 496b7f9224b1495db47eb8fd813b5912250e900770aChris Banes // Otherwise, add one of our layout change listeners and animate it in when laid out 497b7f9224b1495db47eb8fd813b5912250e900770aChris Banes mView.setOnLayoutChangeListener(new SnackbarLayout.OnLayoutChangeListener() { 498b7f9224b1495db47eb8fd813b5912250e900770aChris Banes @Override 499b7f9224b1495db47eb8fd813b5912250e900770aChris Banes public void onLayoutChange(View view, int left, int top, int right, int bottom) { 500b7f9224b1495db47eb8fd813b5912250e900770aChris Banes animateViewIn(); 501b7f9224b1495db47eb8fd813b5912250e900770aChris Banes mView.setOnLayoutChangeListener(null); 502b7f9224b1495db47eb8fd813b5912250e900770aChris Banes } 503b7f9224b1495db47eb8fd813b5912250e900770aChris Banes }); 504b7f9224b1495db47eb8fd813b5912250e900770aChris Banes } 505b7f9224b1495db47eb8fd813b5912250e900770aChris Banes } 506b7f9224b1495db47eb8fd813b5912250e900770aChris Banes 507b7f9224b1495db47eb8fd813b5912250e900770aChris Banes private void animateViewIn() { 508b7f9224b1495db47eb8fd813b5912250e900770aChris Banes if (Build.VERSION.SDK_INT >= Build.VERSION_CODES.ICE_CREAM_SANDWICH) { 509b7f9224b1495db47eb8fd813b5912250e900770aChris Banes ViewCompat.setTranslationY(mView, mView.getHeight()); 5103224093af46bac6f2fd5b372d5fbd56429b811c1Chris Banes ViewCompat.animate(mView) 5113224093af46bac6f2fd5b372d5fbd56429b811c1Chris Banes .translationY(0f) 512b7f9224b1495db47eb8fd813b5912250e900770aChris Banes .setInterpolator(FAST_OUT_SLOW_IN_INTERPOLATOR) 513b7f9224b1495db47eb8fd813b5912250e900770aChris Banes .setDuration(ANIMATION_DURATION) 514b7f9224b1495db47eb8fd813b5912250e900770aChris Banes .setListener(new ViewPropertyAnimatorListenerAdapter() { 515b7f9224b1495db47eb8fd813b5912250e900770aChris Banes @Override 516b7f9224b1495db47eb8fd813b5912250e900770aChris Banes public void onAnimationStart(View view) { 517b7f9224b1495db47eb8fd813b5912250e900770aChris Banes mView.animateChildrenIn(ANIMATION_DURATION - ANIMATION_FADE_DURATION, 518b7f9224b1495db47eb8fd813b5912250e900770aChris Banes ANIMATION_FADE_DURATION); 519b7f9224b1495db47eb8fd813b5912250e900770aChris Banes } 520b7f9224b1495db47eb8fd813b5912250e900770aChris Banes 521b7f9224b1495db47eb8fd813b5912250e900770aChris Banes @Override 522b7f9224b1495db47eb8fd813b5912250e900770aChris Banes public void onAnimationEnd(View view) { 523bfae5eb86f8c5e63b33b6d36073f2230599a716bChris Banes if (mCallback != null) { 524bfae5eb86f8c5e63b33b6d36073f2230599a716bChris Banes mCallback.onShown(Snackbar.this); 525bfae5eb86f8c5e63b33b6d36073f2230599a716bChris Banes } 526b7f9224b1495db47eb8fd813b5912250e900770aChris Banes SnackbarManager.getInstance().onShown(mManagerCallback); 527b7f9224b1495db47eb8fd813b5912250e900770aChris Banes } 528b7f9224b1495db47eb8fd813b5912250e900770aChris Banes }).start(); 529b7f9224b1495db47eb8fd813b5912250e900770aChris Banes } else { 5303224093af46bac6f2fd5b372d5fbd56429b811c1Chris Banes Animation anim = AnimationUtils.loadAnimation(mView.getContext(), 5313224093af46bac6f2fd5b372d5fbd56429b811c1Chris Banes R.anim.design_snackbar_in); 532b7f9224b1495db47eb8fd813b5912250e900770aChris Banes anim.setInterpolator(FAST_OUT_SLOW_IN_INTERPOLATOR); 533b7f9224b1495db47eb8fd813b5912250e900770aChris Banes anim.setDuration(ANIMATION_DURATION); 534b7f9224b1495db47eb8fd813b5912250e900770aChris Banes anim.setAnimationListener(new Animation.AnimationListener() { 535b7f9224b1495db47eb8fd813b5912250e900770aChris Banes @Override 536b7f9224b1495db47eb8fd813b5912250e900770aChris Banes public void onAnimationEnd(Animation animation) { 537bfae5eb86f8c5e63b33b6d36073f2230599a716bChris Banes if (mCallback != null) { 538bfae5eb86f8c5e63b33b6d36073f2230599a716bChris Banes mCallback.onShown(Snackbar.this); 539bfae5eb86f8c5e63b33b6d36073f2230599a716bChris Banes } 540b7f9224b1495db47eb8fd813b5912250e900770aChris Banes SnackbarManager.getInstance().onShown(mManagerCallback); 541b7f9224b1495db47eb8fd813b5912250e900770aChris Banes } 542b7f9224b1495db47eb8fd813b5912250e900770aChris Banes 543b7f9224b1495db47eb8fd813b5912250e900770aChris Banes @Override 544b7f9224b1495db47eb8fd813b5912250e900770aChris Banes public void onAnimationStart(Animation animation) {} 545b7f9224b1495db47eb8fd813b5912250e900770aChris Banes 546b7f9224b1495db47eb8fd813b5912250e900770aChris Banes @Override 547b7f9224b1495db47eb8fd813b5912250e900770aChris Banes public void onAnimationRepeat(Animation animation) {} 548b7f9224b1495db47eb8fd813b5912250e900770aChris Banes }); 549b7f9224b1495db47eb8fd813b5912250e900770aChris Banes mView.startAnimation(anim); 550b7f9224b1495db47eb8fd813b5912250e900770aChris Banes } 551b7f9224b1495db47eb8fd813b5912250e900770aChris Banes } 552b7f9224b1495db47eb8fd813b5912250e900770aChris Banes 553e51e533995e445f031fc8efcce6ff9a61e7066ccChris Banes private void animateViewOut(final int event) { 554b7f9224b1495db47eb8fd813b5912250e900770aChris Banes if (Build.VERSION.SDK_INT >= Build.VERSION_CODES.ICE_CREAM_SANDWICH) { 5553224093af46bac6f2fd5b372d5fbd56429b811c1Chris Banes ViewCompat.animate(mView) 5563224093af46bac6f2fd5b372d5fbd56429b811c1Chris Banes .translationY(mView.getHeight()) 557b7f9224b1495db47eb8fd813b5912250e900770aChris Banes .setInterpolator(FAST_OUT_SLOW_IN_INTERPOLATOR) 558b7f9224b1495db47eb8fd813b5912250e900770aChris Banes .setDuration(ANIMATION_DURATION) 559b7f9224b1495db47eb8fd813b5912250e900770aChris Banes .setListener(new ViewPropertyAnimatorListenerAdapter() { 560b7f9224b1495db47eb8fd813b5912250e900770aChris Banes @Override 561b7f9224b1495db47eb8fd813b5912250e900770aChris Banes public void onAnimationStart(View view) { 562b7f9224b1495db47eb8fd813b5912250e900770aChris Banes mView.animateChildrenOut(0, ANIMATION_FADE_DURATION); 563b7f9224b1495db47eb8fd813b5912250e900770aChris Banes } 564b7f9224b1495db47eb8fd813b5912250e900770aChris Banes 565b7f9224b1495db47eb8fd813b5912250e900770aChris Banes @Override 566b7f9224b1495db47eb8fd813b5912250e900770aChris Banes public void onAnimationEnd(View view) { 567e51e533995e445f031fc8efcce6ff9a61e7066ccChris Banes onViewHidden(event); 568b7f9224b1495db47eb8fd813b5912250e900770aChris Banes } 569b7f9224b1495db47eb8fd813b5912250e900770aChris Banes }).start(); 570b7f9224b1495db47eb8fd813b5912250e900770aChris Banes } else { 571a577676a64e5353b8ec927117151aa6be84adf66Chris Banes Animation anim = AnimationUtils.loadAnimation(mView.getContext(), R.anim.design_snackbar_out); 572b7f9224b1495db47eb8fd813b5912250e900770aChris Banes anim.setInterpolator(FAST_OUT_SLOW_IN_INTERPOLATOR); 573b7f9224b1495db47eb8fd813b5912250e900770aChris Banes anim.setDuration(ANIMATION_DURATION); 574b7f9224b1495db47eb8fd813b5912250e900770aChris Banes anim.setAnimationListener(new Animation.AnimationListener() { 575b7f9224b1495db47eb8fd813b5912250e900770aChris Banes @Override 576b7f9224b1495db47eb8fd813b5912250e900770aChris Banes public void onAnimationEnd(Animation animation) { 577e51e533995e445f031fc8efcce6ff9a61e7066ccChris Banes onViewHidden(event); 578b7f9224b1495db47eb8fd813b5912250e900770aChris Banes } 579b7f9224b1495db47eb8fd813b5912250e900770aChris Banes 580b7f9224b1495db47eb8fd813b5912250e900770aChris Banes @Override 581b7f9224b1495db47eb8fd813b5912250e900770aChris Banes public void onAnimationStart(Animation animation) {} 582b7f9224b1495db47eb8fd813b5912250e900770aChris Banes 583b7f9224b1495db47eb8fd813b5912250e900770aChris Banes @Override 584b7f9224b1495db47eb8fd813b5912250e900770aChris Banes public void onAnimationRepeat(Animation animation) {} 585b7f9224b1495db47eb8fd813b5912250e900770aChris Banes }); 586b7f9224b1495db47eb8fd813b5912250e900770aChris Banes mView.startAnimation(anim); 587b7f9224b1495db47eb8fd813b5912250e900770aChris Banes } 588b7f9224b1495db47eb8fd813b5912250e900770aChris Banes } 589b7f9224b1495db47eb8fd813b5912250e900770aChris Banes 590e51e533995e445f031fc8efcce6ff9a61e7066ccChris Banes final void hideView(int event) { 591b7f9224b1495db47eb8fd813b5912250e900770aChris Banes if (mView.getVisibility() != View.VISIBLE || isBeingDragged()) { 592e51e533995e445f031fc8efcce6ff9a61e7066ccChris Banes onViewHidden(event); 593b7f9224b1495db47eb8fd813b5912250e900770aChris Banes } else { 594e51e533995e445f031fc8efcce6ff9a61e7066ccChris Banes animateViewOut(event); 595b7f9224b1495db47eb8fd813b5912250e900770aChris Banes } 596b7f9224b1495db47eb8fd813b5912250e900770aChris Banes } 597b7f9224b1495db47eb8fd813b5912250e900770aChris Banes 598e51e533995e445f031fc8efcce6ff9a61e7066ccChris Banes private void onViewHidden(int event) { 599eeea73a484fe384e6a8059e45db369cea7c247f6Chris Banes // First tell the SnackbarManager that it has been dismissed 600eeea73a484fe384e6a8059e45db369cea7c247f6Chris Banes SnackbarManager.getInstance().onDismissed(mManagerCallback); 601bfae5eb86f8c5e63b33b6d36073f2230599a716bChris Banes // Now call the dismiss listener (if available) 602bfae5eb86f8c5e63b33b6d36073f2230599a716bChris Banes if (mCallback != null) { 603e51e533995e445f031fc8efcce6ff9a61e7066ccChris Banes mCallback.onDismissed(this, event); 604bfae5eb86f8c5e63b33b6d36073f2230599a716bChris Banes } 605eeea73a484fe384e6a8059e45db369cea7c247f6Chris Banes // Lastly, remove the view from the parent (if attached) 606eeea73a484fe384e6a8059e45db369cea7c247f6Chris Banes final ViewParent parent = mView.getParent(); 607eeea73a484fe384e6a8059e45db369cea7c247f6Chris Banes if (parent instanceof ViewGroup) { 608eeea73a484fe384e6a8059e45db369cea7c247f6Chris Banes ((ViewGroup) parent).removeView(mView); 609eeea73a484fe384e6a8059e45db369cea7c247f6Chris Banes } 610b7f9224b1495db47eb8fd813b5912250e900770aChris Banes } 611b7f9224b1495db47eb8fd813b5912250e900770aChris Banes 612b7f9224b1495db47eb8fd813b5912250e900770aChris Banes /** 613b7f9224b1495db47eb8fd813b5912250e900770aChris Banes * @return if the view is being being dragged or settled by {@link SwipeDismissBehavior}. 614b7f9224b1495db47eb8fd813b5912250e900770aChris Banes */ 615b7f9224b1495db47eb8fd813b5912250e900770aChris Banes private boolean isBeingDragged() { 616b7f9224b1495db47eb8fd813b5912250e900770aChris Banes final ViewGroup.LayoutParams lp = mView.getLayoutParams(); 617b7f9224b1495db47eb8fd813b5912250e900770aChris Banes 618b7f9224b1495db47eb8fd813b5912250e900770aChris Banes if (lp instanceof CoordinatorLayout.LayoutParams) { 619b7f9224b1495db47eb8fd813b5912250e900770aChris Banes final CoordinatorLayout.LayoutParams cllp = (CoordinatorLayout.LayoutParams) lp; 620b7f9224b1495db47eb8fd813b5912250e900770aChris Banes final CoordinatorLayout.Behavior behavior = cllp.getBehavior(); 621b7f9224b1495db47eb8fd813b5912250e900770aChris Banes 622b7f9224b1495db47eb8fd813b5912250e900770aChris Banes if (behavior instanceof SwipeDismissBehavior) { 623b7f9224b1495db47eb8fd813b5912250e900770aChris Banes return ((SwipeDismissBehavior) behavior).getDragState() 624b7f9224b1495db47eb8fd813b5912250e900770aChris Banes != SwipeDismissBehavior.STATE_IDLE; 625b7f9224b1495db47eb8fd813b5912250e900770aChris Banes } 626b7f9224b1495db47eb8fd813b5912250e900770aChris Banes } 627b7f9224b1495db47eb8fd813b5912250e900770aChris Banes return false; 628b7f9224b1495db47eb8fd813b5912250e900770aChris Banes } 629b7f9224b1495db47eb8fd813b5912250e900770aChris Banes 630b7f9224b1495db47eb8fd813b5912250e900770aChris Banes /** 631b7f9224b1495db47eb8fd813b5912250e900770aChris Banes * @hide 632b7f9224b1495db47eb8fd813b5912250e900770aChris Banes */ 633b7f9224b1495db47eb8fd813b5912250e900770aChris Banes public static class SnackbarLayout extends LinearLayout { 634b7f9224b1495db47eb8fd813b5912250e900770aChris Banes private TextView mMessageView; 6355cf1a7e04097b7e116c118cfa823a4cdb48f38a1Chris Banes private Button mActionView; 636b7f9224b1495db47eb8fd813b5912250e900770aChris Banes 637b7f9224b1495db47eb8fd813b5912250e900770aChris Banes private int mMaxWidth; 638b7f9224b1495db47eb8fd813b5912250e900770aChris Banes private int mMaxInlineActionWidth; 639b7f9224b1495db47eb8fd813b5912250e900770aChris Banes 640b7f9224b1495db47eb8fd813b5912250e900770aChris Banes interface OnLayoutChangeListener { 6415462d3e588481416a38e893bdb0f1073f82f8dccChris Banes void onLayoutChange(View view, int left, int top, int right, int bottom); 6425462d3e588481416a38e893bdb0f1073f82f8dccChris Banes } 6435462d3e588481416a38e893bdb0f1073f82f8dccChris Banes 6445462d3e588481416a38e893bdb0f1073f82f8dccChris Banes interface OnAttachStateChangeListener { 6455462d3e588481416a38e893bdb0f1073f82f8dccChris Banes void onViewAttachedToWindow(View v); 6465462d3e588481416a38e893bdb0f1073f82f8dccChris Banes void onViewDetachedFromWindow(View v); 647b7f9224b1495db47eb8fd813b5912250e900770aChris Banes } 648b7f9224b1495db47eb8fd813b5912250e900770aChris Banes 649b7f9224b1495db47eb8fd813b5912250e900770aChris Banes private OnLayoutChangeListener mOnLayoutChangeListener; 6505462d3e588481416a38e893bdb0f1073f82f8dccChris Banes private OnAttachStateChangeListener mOnAttachStateChangeListener; 651b7f9224b1495db47eb8fd813b5912250e900770aChris Banes 652b7f9224b1495db47eb8fd813b5912250e900770aChris Banes public SnackbarLayout(Context context) { 653b7f9224b1495db47eb8fd813b5912250e900770aChris Banes this(context, null); 654b7f9224b1495db47eb8fd813b5912250e900770aChris Banes } 655b7f9224b1495db47eb8fd813b5912250e900770aChris Banes 656b7f9224b1495db47eb8fd813b5912250e900770aChris Banes public SnackbarLayout(Context context, AttributeSet attrs) { 657b7f9224b1495db47eb8fd813b5912250e900770aChris Banes super(context, attrs); 658b7f9224b1495db47eb8fd813b5912250e900770aChris Banes TypedArray a = context.obtainStyledAttributes(attrs, R.styleable.SnackbarLayout); 659b7f9224b1495db47eb8fd813b5912250e900770aChris Banes mMaxWidth = a.getDimensionPixelSize(R.styleable.SnackbarLayout_android_maxWidth, -1); 660b7f9224b1495db47eb8fd813b5912250e900770aChris Banes mMaxInlineActionWidth = a.getDimensionPixelSize( 661b7f9224b1495db47eb8fd813b5912250e900770aChris Banes R.styleable.SnackbarLayout_maxActionInlineWidth, -1); 6623a2c9c408e240e761b043139c5d228d3ad93f6c2Chris Banes if (a.hasValue(R.styleable.SnackbarLayout_elevation)) { 6633a2c9c408e240e761b043139c5d228d3ad93f6c2Chris Banes ViewCompat.setElevation(this, a.getDimensionPixelSize( 6643a2c9c408e240e761b043139c5d228d3ad93f6c2Chris Banes R.styleable.SnackbarLayout_elevation, 0)); 6653a2c9c408e240e761b043139c5d228d3ad93f6c2Chris Banes } 666b7f9224b1495db47eb8fd813b5912250e900770aChris Banes a.recycle(); 667b7f9224b1495db47eb8fd813b5912250e900770aChris Banes 668b7f9224b1495db47eb8fd813b5912250e900770aChris Banes setClickable(true); 669b7f9224b1495db47eb8fd813b5912250e900770aChris Banes 670b7f9224b1495db47eb8fd813b5912250e900770aChris Banes // Now inflate our content. We need to do this manually rather than using an <include> 671b7f9224b1495db47eb8fd813b5912250e900770aChris Banes // in the layout since older versions of the Android do not inflate includes with 672b7f9224b1495db47eb8fd813b5912250e900770aChris Banes // the correct Context. 673a577676a64e5353b8ec927117151aa6be84adf66Chris Banes LayoutInflater.from(context).inflate(R.layout.design_layout_snackbar_include, this); 6743224093af46bac6f2fd5b372d5fbd56429b811c1Chris Banes 6753224093af46bac6f2fd5b372d5fbd56429b811c1Chris Banes ViewCompat.setAccessibilityLiveRegion(this, 6763224093af46bac6f2fd5b372d5fbd56429b811c1Chris Banes ViewCompat.ACCESSIBILITY_LIVE_REGION_POLITE); 677b7f9224b1495db47eb8fd813b5912250e900770aChris Banes } 678b7f9224b1495db47eb8fd813b5912250e900770aChris Banes 679b7f9224b1495db47eb8fd813b5912250e900770aChris Banes @Override 680b7f9224b1495db47eb8fd813b5912250e900770aChris Banes protected void onFinishInflate() { 681b7f9224b1495db47eb8fd813b5912250e900770aChris Banes super.onFinishInflate(); 682b7f9224b1495db47eb8fd813b5912250e900770aChris Banes mMessageView = (TextView) findViewById(R.id.snackbar_text); 6835cf1a7e04097b7e116c118cfa823a4cdb48f38a1Chris Banes mActionView = (Button) findViewById(R.id.snackbar_action); 684b7f9224b1495db47eb8fd813b5912250e900770aChris Banes } 685b7f9224b1495db47eb8fd813b5912250e900770aChris Banes 686b7f9224b1495db47eb8fd813b5912250e900770aChris Banes TextView getMessageView() { 687b7f9224b1495db47eb8fd813b5912250e900770aChris Banes return mMessageView; 688b7f9224b1495db47eb8fd813b5912250e900770aChris Banes } 689b7f9224b1495db47eb8fd813b5912250e900770aChris Banes 6905cf1a7e04097b7e116c118cfa823a4cdb48f38a1Chris Banes Button getActionView() { 691b7f9224b1495db47eb8fd813b5912250e900770aChris Banes return mActionView; 692b7f9224b1495db47eb8fd813b5912250e900770aChris Banes } 693b7f9224b1495db47eb8fd813b5912250e900770aChris Banes 694b7f9224b1495db47eb8fd813b5912250e900770aChris Banes @Override 695b7f9224b1495db47eb8fd813b5912250e900770aChris Banes protected void onMeasure(int widthMeasureSpec, int heightMeasureSpec) { 696b7f9224b1495db47eb8fd813b5912250e900770aChris Banes super.onMeasure(widthMeasureSpec, heightMeasureSpec); 697b7f9224b1495db47eb8fd813b5912250e900770aChris Banes 698b7f9224b1495db47eb8fd813b5912250e900770aChris Banes if (mMaxWidth > 0 && getMeasuredWidth() > mMaxWidth) { 699b7f9224b1495db47eb8fd813b5912250e900770aChris Banes widthMeasureSpec = MeasureSpec.makeMeasureSpec(mMaxWidth, MeasureSpec.EXACTLY); 700b7f9224b1495db47eb8fd813b5912250e900770aChris Banes super.onMeasure(widthMeasureSpec, heightMeasureSpec); 701b7f9224b1495db47eb8fd813b5912250e900770aChris Banes } 702b7f9224b1495db47eb8fd813b5912250e900770aChris Banes 703b7f9224b1495db47eb8fd813b5912250e900770aChris Banes final int multiLineVPadding = getResources().getDimensionPixelSize( 704a577676a64e5353b8ec927117151aa6be84adf66Chris Banes R.dimen.design_snackbar_padding_vertical_2lines); 705b7f9224b1495db47eb8fd813b5912250e900770aChris Banes final int singleLineVPadding = getResources().getDimensionPixelSize( 706a577676a64e5353b8ec927117151aa6be84adf66Chris Banes R.dimen.design_snackbar_padding_vertical); 707b7f9224b1495db47eb8fd813b5912250e900770aChris Banes final boolean isMultiLine = mMessageView.getLayout().getLineCount() > 1; 708b7f9224b1495db47eb8fd813b5912250e900770aChris Banes 709b7f9224b1495db47eb8fd813b5912250e900770aChris Banes boolean remeasure = false; 710b7f9224b1495db47eb8fd813b5912250e900770aChris Banes if (isMultiLine && mMaxInlineActionWidth > 0 711b7f9224b1495db47eb8fd813b5912250e900770aChris Banes && mActionView.getMeasuredWidth() > mMaxInlineActionWidth) { 712b7f9224b1495db47eb8fd813b5912250e900770aChris Banes if (updateViewsWithinLayout(VERTICAL, multiLineVPadding, 713b7f9224b1495db47eb8fd813b5912250e900770aChris Banes multiLineVPadding - singleLineVPadding)) { 714b7f9224b1495db47eb8fd813b5912250e900770aChris Banes remeasure = true; 715b7f9224b1495db47eb8fd813b5912250e900770aChris Banes } 716b7f9224b1495db47eb8fd813b5912250e900770aChris Banes } else { 717b7f9224b1495db47eb8fd813b5912250e900770aChris Banes final int messagePadding = isMultiLine ? multiLineVPadding : singleLineVPadding; 718b7f9224b1495db47eb8fd813b5912250e900770aChris Banes if (updateViewsWithinLayout(HORIZONTAL, messagePadding, messagePadding)) { 719b7f9224b1495db47eb8fd813b5912250e900770aChris Banes remeasure = true; 720b7f9224b1495db47eb8fd813b5912250e900770aChris Banes } 721b7f9224b1495db47eb8fd813b5912250e900770aChris Banes } 722b7f9224b1495db47eb8fd813b5912250e900770aChris Banes 723b7f9224b1495db47eb8fd813b5912250e900770aChris Banes if (remeasure) { 724b7f9224b1495db47eb8fd813b5912250e900770aChris Banes super.onMeasure(widthMeasureSpec, heightMeasureSpec); 725b7f9224b1495db47eb8fd813b5912250e900770aChris Banes } 726b7f9224b1495db47eb8fd813b5912250e900770aChris Banes } 727b7f9224b1495db47eb8fd813b5912250e900770aChris Banes 728b7f9224b1495db47eb8fd813b5912250e900770aChris Banes void animateChildrenIn(int delay, int duration) { 729b7f9224b1495db47eb8fd813b5912250e900770aChris Banes ViewCompat.setAlpha(mMessageView, 0f); 730b7f9224b1495db47eb8fd813b5912250e900770aChris Banes ViewCompat.animate(mMessageView).alpha(1f).setDuration(duration) 731b7f9224b1495db47eb8fd813b5912250e900770aChris Banes .setStartDelay(delay).start(); 732b7f9224b1495db47eb8fd813b5912250e900770aChris Banes 733b7f9224b1495db47eb8fd813b5912250e900770aChris Banes if (mActionView.getVisibility() == VISIBLE) { 734b7f9224b1495db47eb8fd813b5912250e900770aChris Banes ViewCompat.setAlpha(mActionView, 0f); 735b7f9224b1495db47eb8fd813b5912250e900770aChris Banes ViewCompat.animate(mActionView).alpha(1f).setDuration(duration) 736b7f9224b1495db47eb8fd813b5912250e900770aChris Banes .setStartDelay(delay).start(); 737b7f9224b1495db47eb8fd813b5912250e900770aChris Banes } 738b7f9224b1495db47eb8fd813b5912250e900770aChris Banes } 739b7f9224b1495db47eb8fd813b5912250e900770aChris Banes 740b7f9224b1495db47eb8fd813b5912250e900770aChris Banes void animateChildrenOut(int delay, int duration) { 741b7f9224b1495db47eb8fd813b5912250e900770aChris Banes ViewCompat.setAlpha(mMessageView, 1f); 742b7f9224b1495db47eb8fd813b5912250e900770aChris Banes ViewCompat.animate(mMessageView).alpha(0f).setDuration(duration) 743b7f9224b1495db47eb8fd813b5912250e900770aChris Banes .setStartDelay(delay).start(); 744b7f9224b1495db47eb8fd813b5912250e900770aChris Banes 745b7f9224b1495db47eb8fd813b5912250e900770aChris Banes if (mActionView.getVisibility() == VISIBLE) { 746b7f9224b1495db47eb8fd813b5912250e900770aChris Banes ViewCompat.setAlpha(mActionView, 1f); 747b7f9224b1495db47eb8fd813b5912250e900770aChris Banes ViewCompat.animate(mActionView).alpha(0f).setDuration(duration) 748b7f9224b1495db47eb8fd813b5912250e900770aChris Banes .setStartDelay(delay).start(); 749b7f9224b1495db47eb8fd813b5912250e900770aChris Banes } 750b7f9224b1495db47eb8fd813b5912250e900770aChris Banes } 751b7f9224b1495db47eb8fd813b5912250e900770aChris Banes 752b7f9224b1495db47eb8fd813b5912250e900770aChris Banes @Override 753b7f9224b1495db47eb8fd813b5912250e900770aChris Banes protected void onLayout(boolean changed, int l, int t, int r, int b) { 754b7f9224b1495db47eb8fd813b5912250e900770aChris Banes super.onLayout(changed, l, t, r, b); 755b7f9224b1495db47eb8fd813b5912250e900770aChris Banes if (changed && mOnLayoutChangeListener != null) { 756b7f9224b1495db47eb8fd813b5912250e900770aChris Banes mOnLayoutChangeListener.onLayoutChange(this, l, t, r, b); 757b7f9224b1495db47eb8fd813b5912250e900770aChris Banes } 758b7f9224b1495db47eb8fd813b5912250e900770aChris Banes } 759b7f9224b1495db47eb8fd813b5912250e900770aChris Banes 7605462d3e588481416a38e893bdb0f1073f82f8dccChris Banes @Override 7615462d3e588481416a38e893bdb0f1073f82f8dccChris Banes protected void onAttachedToWindow() { 7625462d3e588481416a38e893bdb0f1073f82f8dccChris Banes super.onAttachedToWindow(); 7635462d3e588481416a38e893bdb0f1073f82f8dccChris Banes if (mOnAttachStateChangeListener != null) { 7645462d3e588481416a38e893bdb0f1073f82f8dccChris Banes mOnAttachStateChangeListener.onViewAttachedToWindow(this); 7655462d3e588481416a38e893bdb0f1073f82f8dccChris Banes } 7665462d3e588481416a38e893bdb0f1073f82f8dccChris Banes } 7675462d3e588481416a38e893bdb0f1073f82f8dccChris Banes 7685462d3e588481416a38e893bdb0f1073f82f8dccChris Banes @Override 7695462d3e588481416a38e893bdb0f1073f82f8dccChris Banes protected void onDetachedFromWindow() { 7705462d3e588481416a38e893bdb0f1073f82f8dccChris Banes super.onDetachedFromWindow(); 7715462d3e588481416a38e893bdb0f1073f82f8dccChris Banes if (mOnAttachStateChangeListener != null) { 7725462d3e588481416a38e893bdb0f1073f82f8dccChris Banes mOnAttachStateChangeListener.onViewDetachedFromWindow(this); 7735462d3e588481416a38e893bdb0f1073f82f8dccChris Banes } 7745462d3e588481416a38e893bdb0f1073f82f8dccChris Banes } 7755462d3e588481416a38e893bdb0f1073f82f8dccChris Banes 776b7f9224b1495db47eb8fd813b5912250e900770aChris Banes void setOnLayoutChangeListener(OnLayoutChangeListener onLayoutChangeListener) { 777b7f9224b1495db47eb8fd813b5912250e900770aChris Banes mOnLayoutChangeListener = onLayoutChangeListener; 778b7f9224b1495db47eb8fd813b5912250e900770aChris Banes } 779b7f9224b1495db47eb8fd813b5912250e900770aChris Banes 7805462d3e588481416a38e893bdb0f1073f82f8dccChris Banes void setOnAttachStateChangeListener(OnAttachStateChangeListener listener) { 7815462d3e588481416a38e893bdb0f1073f82f8dccChris Banes mOnAttachStateChangeListener = listener; 7825462d3e588481416a38e893bdb0f1073f82f8dccChris Banes } 7835462d3e588481416a38e893bdb0f1073f82f8dccChris Banes 784b7f9224b1495db47eb8fd813b5912250e900770aChris Banes private boolean updateViewsWithinLayout(final int orientation, 785b7f9224b1495db47eb8fd813b5912250e900770aChris Banes final int messagePadTop, final int messagePadBottom) { 786b7f9224b1495db47eb8fd813b5912250e900770aChris Banes boolean changed = false; 787b7f9224b1495db47eb8fd813b5912250e900770aChris Banes if (orientation != getOrientation()) { 788b7f9224b1495db47eb8fd813b5912250e900770aChris Banes setOrientation(orientation); 789b7f9224b1495db47eb8fd813b5912250e900770aChris Banes changed = true; 790b7f9224b1495db47eb8fd813b5912250e900770aChris Banes } 791b7f9224b1495db47eb8fd813b5912250e900770aChris Banes if (mMessageView.getPaddingTop() != messagePadTop 792b7f9224b1495db47eb8fd813b5912250e900770aChris Banes || mMessageView.getPaddingBottom() != messagePadBottom) { 793b7f9224b1495db47eb8fd813b5912250e900770aChris Banes updateTopBottomPadding(mMessageView, messagePadTop, messagePadBottom); 794b7f9224b1495db47eb8fd813b5912250e900770aChris Banes changed = true; 795b7f9224b1495db47eb8fd813b5912250e900770aChris Banes } 796b7f9224b1495db47eb8fd813b5912250e900770aChris Banes return changed; 797b7f9224b1495db47eb8fd813b5912250e900770aChris Banes } 798b7f9224b1495db47eb8fd813b5912250e900770aChris Banes 799b7f9224b1495db47eb8fd813b5912250e900770aChris Banes private static void updateTopBottomPadding(View view, int topPadding, int bottomPadding) { 800b7f9224b1495db47eb8fd813b5912250e900770aChris Banes if (ViewCompat.isPaddingRelative(view)) { 801b7f9224b1495db47eb8fd813b5912250e900770aChris Banes ViewCompat.setPaddingRelative(view, 802b7f9224b1495db47eb8fd813b5912250e900770aChris Banes ViewCompat.getPaddingStart(view), topPadding, 803b7f9224b1495db47eb8fd813b5912250e900770aChris Banes ViewCompat.getPaddingEnd(view), bottomPadding); 804b7f9224b1495db47eb8fd813b5912250e900770aChris Banes } else { 805b7f9224b1495db47eb8fd813b5912250e900770aChris Banes view.setPadding(view.getPaddingLeft(), topPadding, 806b7f9224b1495db47eb8fd813b5912250e900770aChris Banes view.getPaddingRight(), bottomPadding); 807b7f9224b1495db47eb8fd813b5912250e900770aChris Banes } 808b7f9224b1495db47eb8fd813b5912250e900770aChris Banes } 809b7f9224b1495db47eb8fd813b5912250e900770aChris Banes } 810b7f9224b1495db47eb8fd813b5912250e900770aChris Banes 811b7f9224b1495db47eb8fd813b5912250e900770aChris Banes final class Behavior extends SwipeDismissBehavior<SnackbarLayout> { 812b7f9224b1495db47eb8fd813b5912250e900770aChris Banes @Override 81302751b16719af2e3f8212f93c001da1b0566b1b5Chris Banes public boolean canSwipeDismissView(View child) { 81402751b16719af2e3f8212f93c001da1b0566b1b5Chris Banes return child instanceof SnackbarLayout; 81502751b16719af2e3f8212f93c001da1b0566b1b5Chris Banes } 81602751b16719af2e3f8212f93c001da1b0566b1b5Chris Banes 81702751b16719af2e3f8212f93c001da1b0566b1b5Chris Banes @Override 818b7f9224b1495db47eb8fd813b5912250e900770aChris Banes public boolean onInterceptTouchEvent(CoordinatorLayout parent, SnackbarLayout child, 819b7f9224b1495db47eb8fd813b5912250e900770aChris Banes MotionEvent event) { 820b7f9224b1495db47eb8fd813b5912250e900770aChris Banes // We want to make sure that we disable any Snackbar timeouts if the user is 821b7f9224b1495db47eb8fd813b5912250e900770aChris Banes // currently touching the Snackbar. We restore the timeout when complete 822b7f9224b1495db47eb8fd813b5912250e900770aChris Banes if (parent.isPointInChildBounds(child, (int) event.getX(), (int) event.getY())) { 823b7f9224b1495db47eb8fd813b5912250e900770aChris Banes switch (event.getActionMasked()) { 824b7f9224b1495db47eb8fd813b5912250e900770aChris Banes case MotionEvent.ACTION_DOWN: 825b7f9224b1495db47eb8fd813b5912250e900770aChris Banes SnackbarManager.getInstance().cancelTimeout(mManagerCallback); 826b7f9224b1495db47eb8fd813b5912250e900770aChris Banes break; 827b7f9224b1495db47eb8fd813b5912250e900770aChris Banes case MotionEvent.ACTION_UP: 828b7f9224b1495db47eb8fd813b5912250e900770aChris Banes case MotionEvent.ACTION_CANCEL: 829b7f9224b1495db47eb8fd813b5912250e900770aChris Banes SnackbarManager.getInstance().restoreTimeout(mManagerCallback); 830b7f9224b1495db47eb8fd813b5912250e900770aChris Banes break; 831b7f9224b1495db47eb8fd813b5912250e900770aChris Banes } 832b7f9224b1495db47eb8fd813b5912250e900770aChris Banes } 833b7f9224b1495db47eb8fd813b5912250e900770aChris Banes 834b7f9224b1495db47eb8fd813b5912250e900770aChris Banes return super.onInterceptTouchEvent(parent, child, event); 835b7f9224b1495db47eb8fd813b5912250e900770aChris Banes } 836b7f9224b1495db47eb8fd813b5912250e900770aChris Banes } 837b7f9224b1495db47eb8fd813b5912250e900770aChris Banes} 838