1/* 2 * Copyright (C) 2014 The Android Open Source Project 3 * 4 * Licensed under the Apache License, Version 2.0 (the "License"); 5 * you may not use this file except in compliance with the License. 6 * You may obtain a copy of the License at 7 * 8 * http://www.apache.org/licenses/LICENSE-2.0 9 * 10 * Unless required by applicable law or agreed to in writing, software 11 * distributed under the License is distributed on an "AS IS" BASIS, 12 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 13 * See the License for the specific language governing permissions and 14 * limitations under the License. 15 */ 16 17package android.support.v7.widget; 18 19import android.content.Context; 20import android.content.res.ColorStateList; 21import android.graphics.PorterDuff; 22import android.graphics.drawable.Drawable; 23import android.support.annotation.DrawableRes; 24import android.support.annotation.Nullable; 25import android.support.v4.view.TintableBackgroundView; 26import android.support.v7.appcompat.R; 27import android.util.AttributeSet; 28import android.widget.MultiAutoCompleteTextView; 29 30/** 31 * A {@link MultiAutoCompleteTextView} which supports compatible features on older version of the 32 * platform, including: 33 * <ul> 34 * <li>Supports {@link R.attr#textAllCaps} style attribute which works back to 35 * {@link android.os.Build.VERSION_CODES#ECLAIR_MR1 Eclair MR1}.</li> 36 * <li>Allows dynamic tint of it background via the background tint methods in 37 * {@link android.support.v4.view.ViewCompat}.</li> 38 * <li>Allows setting of the background tint using {@link R.attr#backgroundTint} and 39 * {@link R.attr#backgroundTintMode}.</li> 40 * </ul> 41 * 42 * <p>This will automatically be used when you use {@link MultiAutoCompleteTextView} in your layouts. 43 * You should only need to manually use this class when writing custom views.</p> 44 */ 45public class AppCompatMultiAutoCompleteTextView extends MultiAutoCompleteTextView 46 implements TintableBackgroundView { 47 48 private static final int[] TINT_ATTRS = { 49 android.R.attr.popupBackground 50 }; 51 52 private AppCompatDrawableManager mDrawableManager; 53 private AppCompatBackgroundHelper mBackgroundTintHelper; 54 private AppCompatTextHelper mTextHelper; 55 56 public AppCompatMultiAutoCompleteTextView(Context context) { 57 this(context, null); 58 } 59 60 public AppCompatMultiAutoCompleteTextView(Context context, AttributeSet attrs) { 61 this(context, attrs, R.attr.autoCompleteTextViewStyle); 62 } 63 64 public AppCompatMultiAutoCompleteTextView(Context context, AttributeSet attrs, int defStyleAttr) { 65 super(TintContextWrapper.wrap(context), attrs, defStyleAttr); 66 67 mDrawableManager = AppCompatDrawableManager.get(); 68 69 TintTypedArray a = TintTypedArray.obtainStyledAttributes(getContext(), attrs, 70 TINT_ATTRS, defStyleAttr, 0); 71 if (a.hasValue(0)) { 72 setDropDownBackgroundDrawable(a.getDrawable(0)); 73 } 74 a.recycle(); 75 76 mBackgroundTintHelper = new AppCompatBackgroundHelper(this, mDrawableManager); 77 mBackgroundTintHelper.loadFromAttributes(attrs, defStyleAttr); 78 79 mTextHelper = AppCompatTextHelper.create(this); 80 mTextHelper.loadFromAttributes(attrs, defStyleAttr); 81 mTextHelper.applyCompoundDrawablesTints(); 82 } 83 84 @Override 85 public void setDropDownBackgroundResource(@DrawableRes int resId) { 86 if (mDrawableManager != null) { 87 setDropDownBackgroundDrawable(mDrawableManager.getDrawable(getContext(), resId)); 88 } else { 89 super.setDropDownBackgroundResource(resId); 90 } 91 } 92 93 @Override 94 public void setBackgroundResource(@DrawableRes int resId) { 95 super.setBackgroundResource(resId); 96 if (mBackgroundTintHelper != null) { 97 mBackgroundTintHelper.onSetBackgroundResource(resId); 98 } 99 } 100 101 @Override 102 public void setBackgroundDrawable(Drawable background) { 103 super.setBackgroundDrawable(background); 104 if (mBackgroundTintHelper != null) { 105 mBackgroundTintHelper.onSetBackgroundDrawable(background); 106 } 107 } 108 109 /** 110 * This should be accessed via 111 * {@link android.support.v4.view.ViewCompat#setBackgroundTintList(android.view.View, ColorStateList)} 112 * 113 * @hide 114 */ 115 @Override 116 public void setSupportBackgroundTintList(@Nullable ColorStateList tint) { 117 if (mBackgroundTintHelper != null) { 118 mBackgroundTintHelper.setSupportBackgroundTintList(tint); 119 } 120 } 121 122 /** 123 * This should be accessed via 124 * {@link android.support.v4.view.ViewCompat#getBackgroundTintList(android.view.View)} 125 * 126 * @hide 127 */ 128 @Override 129 @Nullable 130 public ColorStateList getSupportBackgroundTintList() { 131 return mBackgroundTintHelper != null 132 ? mBackgroundTintHelper.getSupportBackgroundTintList() : null; 133 } 134 135 /** 136 * This should be accessed via 137 * {@link android.support.v4.view.ViewCompat#setBackgroundTintMode(android.view.View, PorterDuff.Mode)} 138 * 139 * @hide 140 */ 141 @Override 142 public void setSupportBackgroundTintMode(@Nullable PorterDuff.Mode tintMode) { 143 if (mBackgroundTintHelper != null) { 144 mBackgroundTintHelper.setSupportBackgroundTintMode(tintMode); 145 } 146 } 147 148 /** 149 * This should be accessed via 150 * {@link android.support.v4.view.ViewCompat#getBackgroundTintMode(android.view.View)} 151 * 152 * @hide 153 */ 154 @Override 155 @Nullable 156 public PorterDuff.Mode getSupportBackgroundTintMode() { 157 return mBackgroundTintHelper != null 158 ? mBackgroundTintHelper.getSupportBackgroundTintMode() : null; 159 } 160 161 @Override 162 protected void drawableStateChanged() { 163 super.drawableStateChanged(); 164 if (mBackgroundTintHelper != null) { 165 mBackgroundTintHelper.applySupportBackgroundTint(); 166 } 167 if (mTextHelper != null) { 168 mTextHelper.applyCompoundDrawablesTints(); 169 } 170 } 171 172 @Override 173 public void setTextAppearance(Context context, int resId) { 174 super.setTextAppearance(context, resId); 175 if (mTextHelper != null) { 176 mTextHelper.onSetTextAppearance(context, resId); 177 } 178 } 179} 180