TextInputLayout.java revision 809bb62055ad42b88f3a69308be222801b89fbd9
1c5b63021dfda1dd155775a0b4845c5ca3c70b1b0Chris Banes/* 2c5b63021dfda1dd155775a0b4845c5ca3c70b1b0Chris Banes * Copyright (C) 2015 The Android Open Source Project 3c5b63021dfda1dd155775a0b4845c5ca3c70b1b0Chris Banes * 4c5b63021dfda1dd155775a0b4845c5ca3c70b1b0Chris Banes * Licensed under the Apache License, Version 2.0 (the "License"); 5c5b63021dfda1dd155775a0b4845c5ca3c70b1b0Chris Banes * you may not use this file except in compliance with the License. 6c5b63021dfda1dd155775a0b4845c5ca3c70b1b0Chris Banes * You may obtain a copy of the License at 7c5b63021dfda1dd155775a0b4845c5ca3c70b1b0Chris Banes * 8c5b63021dfda1dd155775a0b4845c5ca3c70b1b0Chris Banes * http://www.apache.org/licenses/LICENSE-2.0 9c5b63021dfda1dd155775a0b4845c5ca3c70b1b0Chris Banes * 10c5b63021dfda1dd155775a0b4845c5ca3c70b1b0Chris Banes * Unless required by applicable law or agreed to in writing, software 11c5b63021dfda1dd155775a0b4845c5ca3c70b1b0Chris Banes * distributed under the License is distributed on an "AS IS" BASIS, 12c5b63021dfda1dd155775a0b4845c5ca3c70b1b0Chris Banes * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 13c5b63021dfda1dd155775a0b4845c5ca3c70b1b0Chris Banes * See the License for the specific language governing permissions and 14c5b63021dfda1dd155775a0b4845c5ca3c70b1b0Chris Banes * limitations under the License. 15c5b63021dfda1dd155775a0b4845c5ca3c70b1b0Chris Banes */ 16c5b63021dfda1dd155775a0b4845c5ca3c70b1b0Chris Banes 17c5b63021dfda1dd155775a0b4845c5ca3c70b1b0Chris Banespackage android.support.design.widget; 18c5b63021dfda1dd155775a0b4845c5ca3c70b1b0Chris Banes 19c5b63021dfda1dd155775a0b4845c5ca3c70b1b0Chris Banesimport android.content.Context; 202aa57abd4531068424642e1a5dfff47c17b84c2eChris Banesimport android.content.res.ColorStateList; 21c5b63021dfda1dd155775a0b4845c5ca3c70b1b0Chris Banesimport android.content.res.TypedArray; 22c5b63021dfda1dd155775a0b4845c5ca3c70b1b0Chris Banesimport android.graphics.Canvas; 23c5b63021dfda1dd155775a0b4845c5ca3c70b1b0Chris Banesimport android.graphics.Color; 24c5b63021dfda1dd155775a0b4845c5ca3c70b1b0Chris Banesimport android.graphics.Paint; 25388841ca2f07d0da9bbdc66c51abe789e05cf17bChris Banesimport android.graphics.Typeface; 262aa57abd4531068424642e1a5dfff47c17b84c2eChris Banesimport android.support.annotation.Nullable; 272aa57abd4531068424642e1a5dfff47c17b84c2eChris Banesimport android.support.annotation.StyleRes; 28c5b63021dfda1dd155775a0b4845c5ca3c70b1b0Chris Banesimport android.support.design.R; 29c5b63021dfda1dd155775a0b4845c5ca3c70b1b0Chris Banesimport android.support.v4.view.AccessibilityDelegateCompat; 30c5b63021dfda1dd155775a0b4845c5ca3c70b1b0Chris Banesimport android.support.v4.view.ViewCompat; 31c5b63021dfda1dd155775a0b4845c5ca3c70b1b0Chris Banesimport android.support.v4.view.ViewPropertyAnimatorListenerAdapter; 32c5b63021dfda1dd155775a0b4845c5ca3c70b1b0Chris Banesimport android.support.v4.view.accessibility.AccessibilityNodeInfoCompat; 333104067991a7d66e9e10e7a6ba49d809f83bc2caChris Banesimport android.support.v7.internal.widget.TintManager; 34c5b63021dfda1dd155775a0b4845c5ca3c70b1b0Chris Banesimport android.text.Editable; 35c5b63021dfda1dd155775a0b4845c5ca3c70b1b0Chris Banesimport android.text.TextUtils; 36c5b63021dfda1dd155775a0b4845c5ca3c70b1b0Chris Banesimport android.text.TextWatcher; 37c5b63021dfda1dd155775a0b4845c5ca3c70b1b0Chris Banesimport android.util.AttributeSet; 38c5b63021dfda1dd155775a0b4845c5ca3c70b1b0Chris Banesimport android.util.TypedValue; 39c5b63021dfda1dd155775a0b4845c5ca3c70b1b0Chris Banesimport android.view.Gravity; 40c5b63021dfda1dd155775a0b4845c5ca3c70b1b0Chris Banesimport android.view.View; 41c5b63021dfda1dd155775a0b4845c5ca3c70b1b0Chris Banesimport android.view.ViewGroup; 42c5b63021dfda1dd155775a0b4845c5ca3c70b1b0Chris Banesimport android.view.accessibility.AccessibilityEvent; 43c5b63021dfda1dd155775a0b4845c5ca3c70b1b0Chris Banesimport android.view.animation.AccelerateInterpolator; 44c5b63021dfda1dd155775a0b4845c5ca3c70b1b0Chris Banesimport android.widget.EditText; 45c5b63021dfda1dd155775a0b4845c5ca3c70b1b0Chris Banesimport android.widget.LinearLayout; 46c5b63021dfda1dd155775a0b4845c5ca3c70b1b0Chris Banesimport android.widget.TextView; 47c5b63021dfda1dd155775a0b4845c5ca3c70b1b0Chris Banes 48c5b63021dfda1dd155775a0b4845c5ca3c70b1b0Chris Banes/** 499fb154338a62edc2c57dc036895199d6f1769400Chris Banes * Layout which wraps an {@link android.widget.EditText} (or descendant) to show a floating label 509fb154338a62edc2c57dc036895199d6f1769400Chris Banes * when the hint is hidden due to the user inputting text. 519fb154338a62edc2c57dc036895199d6f1769400Chris Banes * 529fb154338a62edc2c57dc036895199d6f1769400Chris Banes * Also supports showing an error via {@link #setErrorEnabled(boolean)} and 539fb154338a62edc2c57dc036895199d6f1769400Chris Banes * {@link #setError(CharSequence)}. 54c5b63021dfda1dd155775a0b4845c5ca3c70b1b0Chris Banes */ 55c5b63021dfda1dd155775a0b4845c5ca3c70b1b0Chris Banespublic class TextInputLayout extends LinearLayout { 56c5b63021dfda1dd155775a0b4845c5ca3c70b1b0Chris Banes 57f44e88b81821e61a65886cc7027617ca8995070bChris Banes private static final int ANIMATION_DURATION = 200; 58c5b63021dfda1dd155775a0b4845c5ca3c70b1b0Chris Banes 59c5b63021dfda1dd155775a0b4845c5ca3c70b1b0Chris Banes private EditText mEditText; 60c5b63021dfda1dd155775a0b4845c5ca3c70b1b0Chris Banes private CharSequence mHint; 61c5b63021dfda1dd155775a0b4845c5ca3c70b1b0Chris Banes 622aa57abd4531068424642e1a5dfff47c17b84c2eChris Banes private Paint mTmpPaint; 632aa57abd4531068424642e1a5dfff47c17b84c2eChris Banes 64c5b63021dfda1dd155775a0b4845c5ca3c70b1b0Chris Banes private boolean mErrorEnabled; 65c5b63021dfda1dd155775a0b4845c5ca3c70b1b0Chris Banes private TextView mErrorView; 66c5b63021dfda1dd155775a0b4845c5ca3c70b1b0Chris Banes private int mErrorTextAppearance; 67c5b63021dfda1dd155775a0b4845c5ca3c70b1b0Chris Banes 682aa57abd4531068424642e1a5dfff47c17b84c2eChris Banes private ColorStateList mDefaultTextColor; 692aa57abd4531068424642e1a5dfff47c17b84c2eChris Banes private ColorStateList mFocusedTextColor; 70c5b63021dfda1dd155775a0b4845c5ca3c70b1b0Chris Banes 71295311874d0807bab84fb2091e608da9e9ef3cd9Chris Banes private final CollapsingTextHelper mCollapsingTextHelper = new CollapsingTextHelper(this); 72c5b63021dfda1dd155775a0b4845c5ca3c70b1b0Chris Banes 73b8a3b8ee61756f9f9a856eb2428bf2389fd92926Chris Banes private boolean mHintAnimationEnabled; 74f44e88b81821e61a65886cc7027617ca8995070bChris Banes private ValueAnimatorCompat mAnimator; 75f44e88b81821e61a65886cc7027617ca8995070bChris Banes 76c5b63021dfda1dd155775a0b4845c5ca3c70b1b0Chris Banes public TextInputLayout(Context context) { 77c5b63021dfda1dd155775a0b4845c5ca3c70b1b0Chris Banes this(context, null); 78c5b63021dfda1dd155775a0b4845c5ca3c70b1b0Chris Banes } 79c5b63021dfda1dd155775a0b4845c5ca3c70b1b0Chris Banes 80c5b63021dfda1dd155775a0b4845c5ca3c70b1b0Chris Banes public TextInputLayout(Context context, AttributeSet attrs) { 812aa57abd4531068424642e1a5dfff47c17b84c2eChris Banes this(context, attrs, 0); 822aa57abd4531068424642e1a5dfff47c17b84c2eChris Banes } 832aa57abd4531068424642e1a5dfff47c17b84c2eChris Banes 842aa57abd4531068424642e1a5dfff47c17b84c2eChris Banes public TextInputLayout(Context context, AttributeSet attrs, int defStyleAttr) { 852aa57abd4531068424642e1a5dfff47c17b84c2eChris Banes // Can't call through to super(Context, AttributeSet, int) since it doesn't exist on API 10 8644dc3d86d8fa6544d49b2e14f89c9b1f49639dbdChris Banes super(context, attrs); 87c5b63021dfda1dd155775a0b4845c5ca3c70b1b0Chris Banes 88809bb62055ad42b88f3a69308be222801b89fbd9Chris Banes ThemeUtils.checkAppCompatTheme(context); 89809bb62055ad42b88f3a69308be222801b89fbd9Chris Banes 90c5b63021dfda1dd155775a0b4845c5ca3c70b1b0Chris Banes setOrientation(VERTICAL); 91c5b63021dfda1dd155775a0b4845c5ca3c70b1b0Chris Banes setWillNotDraw(false); 92295311874d0807bab84fb2091e608da9e9ef3cd9Chris Banes setAddStatesFromChildren(true); 93c5b63021dfda1dd155775a0b4845c5ca3c70b1b0Chris Banes 94c5b63021dfda1dd155775a0b4845c5ca3c70b1b0Chris Banes mCollapsingTextHelper.setTextSizeInterpolator(AnimationUtils.FAST_OUT_SLOW_IN_INTERPOLATOR); 95c5b63021dfda1dd155775a0b4845c5ca3c70b1b0Chris Banes mCollapsingTextHelper.setPositionInterpolator(new AccelerateInterpolator()); 965c7d7bbceeaebc46dc2e4b2135cc330414f716d4Chris Banes mCollapsingTextHelper.setCollapsedTextGravity(Gravity.TOP); 97c5b63021dfda1dd155775a0b4845c5ca3c70b1b0Chris Banes 98c5b63021dfda1dd155775a0b4845c5ca3c70b1b0Chris Banes final TypedArray a = context.obtainStyledAttributes(attrs, 992aa57abd4531068424642e1a5dfff47c17b84c2eChris Banes R.styleable.TextInputLayout, defStyleAttr, R.style.Widget_Design_TextInputLayout); 1004369f8b91f58ab2fa81b617d1d15ed0fa3185092Chris Banes setHint(a.getText(R.styleable.TextInputLayout_android_hint)); 101b8a3b8ee61756f9f9a856eb2428bf2389fd92926Chris Banes mHintAnimationEnabled = a.getBoolean( 102b8a3b8ee61756f9f9a856eb2428bf2389fd92926Chris Banes R.styleable.TextInputLayout_hintAnimationEnabled, true); 103c5b63021dfda1dd155775a0b4845c5ca3c70b1b0Chris Banes 1042aa57abd4531068424642e1a5dfff47c17b84c2eChris Banes if (a.hasValue(R.styleable.TextInputLayout_android_textColorHint)) { 1052aa57abd4531068424642e1a5dfff47c17b84c2eChris Banes mDefaultTextColor = mFocusedTextColor = 1062aa57abd4531068424642e1a5dfff47c17b84c2eChris Banes a.getColorStateList(R.styleable.TextInputLayout_android_textColorHint); 1072aa57abd4531068424642e1a5dfff47c17b84c2eChris Banes } 1082aa57abd4531068424642e1a5dfff47c17b84c2eChris Banes 109c5b63021dfda1dd155775a0b4845c5ca3c70b1b0Chris Banes final int hintAppearance = a.getResourceId( 110c5b63021dfda1dd155775a0b4845c5ca3c70b1b0Chris Banes R.styleable.TextInputLayout_hintTextAppearance, -1); 111c5b63021dfda1dd155775a0b4845c5ca3c70b1b0Chris Banes if (hintAppearance != -1) { 1122aa57abd4531068424642e1a5dfff47c17b84c2eChris Banes setHintTextAppearance( 1132aa57abd4531068424642e1a5dfff47c17b84c2eChris Banes a.getResourceId(R.styleable.TextInputLayout_hintTextAppearance, 0)); 114c5b63021dfda1dd155775a0b4845c5ca3c70b1b0Chris Banes } 115c5b63021dfda1dd155775a0b4845c5ca3c70b1b0Chris Banes 116c5b63021dfda1dd155775a0b4845c5ca3c70b1b0Chris Banes mErrorTextAppearance = a.getResourceId(R.styleable.TextInputLayout_errorTextAppearance, 0); 117c5b63021dfda1dd155775a0b4845c5ca3c70b1b0Chris Banes final boolean errorEnabled = a.getBoolean(R.styleable.TextInputLayout_errorEnabled, false); 118c5b63021dfda1dd155775a0b4845c5ca3c70b1b0Chris Banes a.recycle(); 119c5b63021dfda1dd155775a0b4845c5ca3c70b1b0Chris Banes 1202aa57abd4531068424642e1a5dfff47c17b84c2eChris Banes setErrorEnabled(errorEnabled); 121c5b63021dfda1dd155775a0b4845c5ca3c70b1b0Chris Banes 122c5b63021dfda1dd155775a0b4845c5ca3c70b1b0Chris Banes if (ViewCompat.getImportantForAccessibility(this) 123c5b63021dfda1dd155775a0b4845c5ca3c70b1b0Chris Banes == ViewCompat.IMPORTANT_FOR_ACCESSIBILITY_AUTO) { 124c5b63021dfda1dd155775a0b4845c5ca3c70b1b0Chris Banes // Make sure we're important for accessibility if we haven't been explicitly not 125c5b63021dfda1dd155775a0b4845c5ca3c70b1b0Chris Banes ViewCompat.setImportantForAccessibility(this, 126c5b63021dfda1dd155775a0b4845c5ca3c70b1b0Chris Banes ViewCompat.IMPORTANT_FOR_ACCESSIBILITY_YES); 127c5b63021dfda1dd155775a0b4845c5ca3c70b1b0Chris Banes } 128c5b63021dfda1dd155775a0b4845c5ca3c70b1b0Chris Banes 129c5b63021dfda1dd155775a0b4845c5ca3c70b1b0Chris Banes ViewCompat.setAccessibilityDelegate(this, new TextInputAccessibilityDelegate()); 130c5b63021dfda1dd155775a0b4845c5ca3c70b1b0Chris Banes } 131c5b63021dfda1dd155775a0b4845c5ca3c70b1b0Chris Banes 132c5b63021dfda1dd155775a0b4845c5ca3c70b1b0Chris Banes @Override 133c5b63021dfda1dd155775a0b4845c5ca3c70b1b0Chris Banes public void addView(View child, int index, ViewGroup.LayoutParams params) { 134c5b63021dfda1dd155775a0b4845c5ca3c70b1b0Chris Banes if (child instanceof EditText) { 1352aa57abd4531068424642e1a5dfff47c17b84c2eChris Banes setEditText((EditText) child); 1362aa57abd4531068424642e1a5dfff47c17b84c2eChris Banes super.addView(child, 0, updateEditTextMargin(params)); 137c5b63021dfda1dd155775a0b4845c5ca3c70b1b0Chris Banes } else { 138c5b63021dfda1dd155775a0b4845c5ca3c70b1b0Chris Banes // Carry on adding the View... 139c5b63021dfda1dd155775a0b4845c5ca3c70b1b0Chris Banes super.addView(child, index, params); 140c5b63021dfda1dd155775a0b4845c5ca3c70b1b0Chris Banes } 141c5b63021dfda1dd155775a0b4845c5ca3c70b1b0Chris Banes } 142c5b63021dfda1dd155775a0b4845c5ca3c70b1b0Chris Banes 143388841ca2f07d0da9bbdc66c51abe789e05cf17bChris Banes /** 144388841ca2f07d0da9bbdc66c51abe789e05cf17bChris Banes * Set the typeface to use for the both the expanded and floating hint. 145388841ca2f07d0da9bbdc66c51abe789e05cf17bChris Banes * 146388841ca2f07d0da9bbdc66c51abe789e05cf17bChris Banes * @param typeface typeface to use, or {@code null} to use the default. 147388841ca2f07d0da9bbdc66c51abe789e05cf17bChris Banes */ 1482aa57abd4531068424642e1a5dfff47c17b84c2eChris Banes public void setTypeface(@Nullable Typeface typeface) { 149388841ca2f07d0da9bbdc66c51abe789e05cf17bChris Banes mCollapsingTextHelper.setTypeface(typeface); 150388841ca2f07d0da9bbdc66c51abe789e05cf17bChris Banes } 151388841ca2f07d0da9bbdc66c51abe789e05cf17bChris Banes 1522aa57abd4531068424642e1a5dfff47c17b84c2eChris Banes private void setEditText(EditText editText) { 153c5b63021dfda1dd155775a0b4845c5ca3c70b1b0Chris Banes // If we already have an EditText, throw an exception 154c5b63021dfda1dd155775a0b4845c5ca3c70b1b0Chris Banes if (mEditText != null) { 155c5b63021dfda1dd155775a0b4845c5ca3c70b1b0Chris Banes throw new IllegalArgumentException("We already have an EditText, can only have one"); 156c5b63021dfda1dd155775a0b4845c5ca3c70b1b0Chris Banes } 157c5b63021dfda1dd155775a0b4845c5ca3c70b1b0Chris Banes mEditText = editText; 158c5b63021dfda1dd155775a0b4845c5ca3c70b1b0Chris Banes 159388841ca2f07d0da9bbdc66c51abe789e05cf17bChris Banes // Use the EditText's typeface, and it's text size for our expanded text 160388841ca2f07d0da9bbdc66c51abe789e05cf17bChris Banes mCollapsingTextHelper.setTypeface(mEditText.getTypeface()); 161c5b63021dfda1dd155775a0b4845c5ca3c70b1b0Chris Banes mCollapsingTextHelper.setExpandedTextSize(mEditText.getTextSize()); 162b8a3b8ee61756f9f9a856eb2428bf2389fd92926Chris Banes mCollapsingTextHelper.setExpandedTextGravity(mEditText.getGravity()); 163c5b63021dfda1dd155775a0b4845c5ca3c70b1b0Chris Banes 164c5b63021dfda1dd155775a0b4845c5ca3c70b1b0Chris Banes // Add a TextWatcher so that we know when the text input has changed 165c5b63021dfda1dd155775a0b4845c5ca3c70b1b0Chris Banes mEditText.addTextChangedListener(new TextWatcher() { 166c5b63021dfda1dd155775a0b4845c5ca3c70b1b0Chris Banes @Override 167c5b63021dfda1dd155775a0b4845c5ca3c70b1b0Chris Banes public void afterTextChanged(Editable s) { 168295311874d0807bab84fb2091e608da9e9ef3cd9Chris Banes updateLabelVisibility(true); 169c5b63021dfda1dd155775a0b4845c5ca3c70b1b0Chris Banes } 170c5b63021dfda1dd155775a0b4845c5ca3c70b1b0Chris Banes 171c5b63021dfda1dd155775a0b4845c5ca3c70b1b0Chris Banes @Override 1722aa57abd4531068424642e1a5dfff47c17b84c2eChris Banes public void beforeTextChanged(CharSequence s, int start, int count, int after) {} 173c5b63021dfda1dd155775a0b4845c5ca3c70b1b0Chris Banes 174c5b63021dfda1dd155775a0b4845c5ca3c70b1b0Chris Banes @Override 1752aa57abd4531068424642e1a5dfff47c17b84c2eChris Banes public void onTextChanged(CharSequence s, int start, int before, int count) {} 176c5b63021dfda1dd155775a0b4845c5ca3c70b1b0Chris Banes }); 177c5b63021dfda1dd155775a0b4845c5ca3c70b1b0Chris Banes 1782aa57abd4531068424642e1a5dfff47c17b84c2eChris Banes // Use the EditText's hint colors if we don't have one set 1792aa57abd4531068424642e1a5dfff47c17b84c2eChris Banes if (mDefaultTextColor == null) { 1802aa57abd4531068424642e1a5dfff47c17b84c2eChris Banes mDefaultTextColor = mEditText.getHintTextColors(); 1812aa57abd4531068424642e1a5dfff47c17b84c2eChris Banes } 1825c42e6145cc5a917f3e97d241d55f76e2790504aChris Banes 183c5b63021dfda1dd155775a0b4845c5ca3c70b1b0Chris Banes // If we do not have a valid hint, try and retrieve it from the EditText 184c5b63021dfda1dd155775a0b4845c5ca3c70b1b0Chris Banes if (TextUtils.isEmpty(mHint)) { 185c5b63021dfda1dd155775a0b4845c5ca3c70b1b0Chris Banes setHint(mEditText.getHint()); 186c5b63021dfda1dd155775a0b4845c5ca3c70b1b0Chris Banes // Clear the EditText's hint as we will display it ourselves 187c5b63021dfda1dd155775a0b4845c5ca3c70b1b0Chris Banes mEditText.setHint(null); 188c5b63021dfda1dd155775a0b4845c5ca3c70b1b0Chris Banes } 189c5b63021dfda1dd155775a0b4845c5ca3c70b1b0Chris Banes 190c5b63021dfda1dd155775a0b4845c5ca3c70b1b0Chris Banes if (mErrorView != null) { 191c5b63021dfda1dd155775a0b4845c5ca3c70b1b0Chris Banes // Add some start/end padding to the error so that it matches the EditText 192c5b63021dfda1dd155775a0b4845c5ca3c70b1b0Chris Banes ViewCompat.setPaddingRelative(mErrorView, ViewCompat.getPaddingStart(mEditText), 193c5b63021dfda1dd155775a0b4845c5ca3c70b1b0Chris Banes 0, ViewCompat.getPaddingEnd(mEditText), mEditText.getPaddingBottom()); 194c5b63021dfda1dd155775a0b4845c5ca3c70b1b0Chris Banes } 195c5b63021dfda1dd155775a0b4845c5ca3c70b1b0Chris Banes 196c5b63021dfda1dd155775a0b4845c5ca3c70b1b0Chris Banes // Update the label visibility with no animation 197c5b63021dfda1dd155775a0b4845c5ca3c70b1b0Chris Banes updateLabelVisibility(false); 1982aa57abd4531068424642e1a5dfff47c17b84c2eChris Banes } 199c5b63021dfda1dd155775a0b4845c5ca3c70b1b0Chris Banes 2002aa57abd4531068424642e1a5dfff47c17b84c2eChris Banes private LayoutParams updateEditTextMargin(ViewGroup.LayoutParams lp) { 2012aa57abd4531068424642e1a5dfff47c17b84c2eChris Banes // Create/update the LayoutParams so that we can add enough top margin 202c5b63021dfda1dd155775a0b4845c5ca3c70b1b0Chris Banes // to the EditText so make room for the label 2032aa57abd4531068424642e1a5dfff47c17b84c2eChris Banes LayoutParams llp = lp instanceof LayoutParams ? (LayoutParams) lp : new LayoutParams(lp); 2042aa57abd4531068424642e1a5dfff47c17b84c2eChris Banes 2052aa57abd4531068424642e1a5dfff47c17b84c2eChris Banes if (mTmpPaint == null) { 2062aa57abd4531068424642e1a5dfff47c17b84c2eChris Banes mTmpPaint = new Paint(); 2072aa57abd4531068424642e1a5dfff47c17b84c2eChris Banes } 2082aa57abd4531068424642e1a5dfff47c17b84c2eChris Banes mTmpPaint.setTypeface(mCollapsingTextHelper.getTypeface()); 2092aa57abd4531068424642e1a5dfff47c17b84c2eChris Banes mTmpPaint.setTextSize(mCollapsingTextHelper.getCollapsedTextSize()); 2102aa57abd4531068424642e1a5dfff47c17b84c2eChris Banes llp.topMargin = (int) -mTmpPaint.ascent(); 211c5b63021dfda1dd155775a0b4845c5ca3c70b1b0Chris Banes 2122aa57abd4531068424642e1a5dfff47c17b84c2eChris Banes return llp; 213c5b63021dfda1dd155775a0b4845c5ca3c70b1b0Chris Banes } 214c5b63021dfda1dd155775a0b4845c5ca3c70b1b0Chris Banes 215c5b63021dfda1dd155775a0b4845c5ca3c70b1b0Chris Banes private void updateLabelVisibility(boolean animate) { 216295311874d0807bab84fb2091e608da9e9ef3cd9Chris Banes boolean hasText = mEditText != null && !TextUtils.isEmpty(mEditText.getText()); 217295311874d0807bab84fb2091e608da9e9ef3cd9Chris Banes boolean isFocused = arrayContains(getDrawableState(), android.R.attr.state_focused); 218c5b63021dfda1dd155775a0b4845c5ca3c70b1b0Chris Banes 2192aa57abd4531068424642e1a5dfff47c17b84c2eChris Banes if (mDefaultTextColor != null && mFocusedTextColor != null) { 2202aa57abd4531068424642e1a5dfff47c17b84c2eChris Banes mCollapsingTextHelper.setExpandedTextColor(mDefaultTextColor.getDefaultColor()); 2212aa57abd4531068424642e1a5dfff47c17b84c2eChris Banes mCollapsingTextHelper.setCollapsedTextColor(isFocused 2222aa57abd4531068424642e1a5dfff47c17b84c2eChris Banes ? mFocusedTextColor.getDefaultColor() 2232aa57abd4531068424642e1a5dfff47c17b84c2eChris Banes : mDefaultTextColor.getDefaultColor()); 2242aa57abd4531068424642e1a5dfff47c17b84c2eChris Banes } 225c5b63021dfda1dd155775a0b4845c5ca3c70b1b0Chris Banes 226c5b63021dfda1dd155775a0b4845c5ca3c70b1b0Chris Banes if (hasText || isFocused) { 227c5b63021dfda1dd155775a0b4845c5ca3c70b1b0Chris Banes // We should be showing the label so do so if it isn't already 228c5b63021dfda1dd155775a0b4845c5ca3c70b1b0Chris Banes collapseHint(animate); 229c5b63021dfda1dd155775a0b4845c5ca3c70b1b0Chris Banes } else { 230c5b63021dfda1dd155775a0b4845c5ca3c70b1b0Chris Banes // We should not be showing the label so hide it 231c5b63021dfda1dd155775a0b4845c5ca3c70b1b0Chris Banes expandHint(animate); 232c5b63021dfda1dd155775a0b4845c5ca3c70b1b0Chris Banes } 233c5b63021dfda1dd155775a0b4845c5ca3c70b1b0Chris Banes } 234c5b63021dfda1dd155775a0b4845c5ca3c70b1b0Chris Banes 235c5b63021dfda1dd155775a0b4845c5ca3c70b1b0Chris Banes /** 2362aa57abd4531068424642e1a5dfff47c17b84c2eChris Banes * Returns the {@link android.widget.EditText} used for text input. 237c5b63021dfda1dd155775a0b4845c5ca3c70b1b0Chris Banes */ 2382aa57abd4531068424642e1a5dfff47c17b84c2eChris Banes @Nullable 239c5b63021dfda1dd155775a0b4845c5ca3c70b1b0Chris Banes public EditText getEditText() { 240c5b63021dfda1dd155775a0b4845c5ca3c70b1b0Chris Banes return mEditText; 241c5b63021dfda1dd155775a0b4845c5ca3c70b1b0Chris Banes } 242c5b63021dfda1dd155775a0b4845c5ca3c70b1b0Chris Banes 243c5b63021dfda1dd155775a0b4845c5ca3c70b1b0Chris Banes /** 244c5b63021dfda1dd155775a0b4845c5ca3c70b1b0Chris Banes * Set the hint to be displayed in the floating label 2452aa57abd4531068424642e1a5dfff47c17b84c2eChris Banes * 2462aa57abd4531068424642e1a5dfff47c17b84c2eChris Banes * @attr ref android.support.design.R.styleable#TextInputLayout_android_hint 247c5b63021dfda1dd155775a0b4845c5ca3c70b1b0Chris Banes */ 2482aa57abd4531068424642e1a5dfff47c17b84c2eChris Banes public void setHint(@Nullable CharSequence hint) { 249c5b63021dfda1dd155775a0b4845c5ca3c70b1b0Chris Banes mHint = hint; 250c5b63021dfda1dd155775a0b4845c5ca3c70b1b0Chris Banes mCollapsingTextHelper.setText(hint); 251c5b63021dfda1dd155775a0b4845c5ca3c70b1b0Chris Banes 252c5b63021dfda1dd155775a0b4845c5ca3c70b1b0Chris Banes sendAccessibilityEvent(AccessibilityEvent.TYPE_WINDOW_CONTENT_CHANGED); 253c5b63021dfda1dd155775a0b4845c5ca3c70b1b0Chris Banes } 254c5b63021dfda1dd155775a0b4845c5ca3c70b1b0Chris Banes 255c5b63021dfda1dd155775a0b4845c5ca3c70b1b0Chris Banes /** 2562aa57abd4531068424642e1a5dfff47c17b84c2eChris Banes * Returns the hint which is displayed in the floating label. 2572aa57abd4531068424642e1a5dfff47c17b84c2eChris Banes * 2582aa57abd4531068424642e1a5dfff47c17b84c2eChris Banes * @attr ref android.support.design.R.styleable#TextInputLayout_android_hint 2592aa57abd4531068424642e1a5dfff47c17b84c2eChris Banes */ 2602aa57abd4531068424642e1a5dfff47c17b84c2eChris Banes @Nullable 2612aa57abd4531068424642e1a5dfff47c17b84c2eChris Banes public CharSequence getHint() { 2622aa57abd4531068424642e1a5dfff47c17b84c2eChris Banes return mHint; 2632aa57abd4531068424642e1a5dfff47c17b84c2eChris Banes } 2642aa57abd4531068424642e1a5dfff47c17b84c2eChris Banes 2652aa57abd4531068424642e1a5dfff47c17b84c2eChris Banes /** 2662aa57abd4531068424642e1a5dfff47c17b84c2eChris Banes * Sets the hint text color, size, style from the specified TextAppearance resource. 2672aa57abd4531068424642e1a5dfff47c17b84c2eChris Banes * 2682aa57abd4531068424642e1a5dfff47c17b84c2eChris Banes * @attr ref android.support.design.R.styleable#TextInputLayout_hintTextAppearance 2692aa57abd4531068424642e1a5dfff47c17b84c2eChris Banes */ 2702aa57abd4531068424642e1a5dfff47c17b84c2eChris Banes public void setHintTextAppearance(@StyleRes int resId) { 2712aa57abd4531068424642e1a5dfff47c17b84c2eChris Banes mCollapsingTextHelper.setCollapsedTextAppearance(resId); 2722aa57abd4531068424642e1a5dfff47c17b84c2eChris Banes mFocusedTextColor = ColorStateList.valueOf(mCollapsingTextHelper.getCollapsedTextColor()); 2732aa57abd4531068424642e1a5dfff47c17b84c2eChris Banes 2742aa57abd4531068424642e1a5dfff47c17b84c2eChris Banes if (mEditText != null) { 2752aa57abd4531068424642e1a5dfff47c17b84c2eChris Banes updateLabelVisibility(false); 2762aa57abd4531068424642e1a5dfff47c17b84c2eChris Banes 2772aa57abd4531068424642e1a5dfff47c17b84c2eChris Banes // Text size might have changed so update the top margin 2782aa57abd4531068424642e1a5dfff47c17b84c2eChris Banes LayoutParams lp = updateEditTextMargin(mEditText.getLayoutParams()); 2792aa57abd4531068424642e1a5dfff47c17b84c2eChris Banes mEditText.setLayoutParams(lp); 2802aa57abd4531068424642e1a5dfff47c17b84c2eChris Banes mEditText.requestLayout(); 2812aa57abd4531068424642e1a5dfff47c17b84c2eChris Banes } 2822aa57abd4531068424642e1a5dfff47c17b84c2eChris Banes } 2832aa57abd4531068424642e1a5dfff47c17b84c2eChris Banes 2842aa57abd4531068424642e1a5dfff47c17b84c2eChris Banes /** 285c5b63021dfda1dd155775a0b4845c5ca3c70b1b0Chris Banes * Whether the error functionality is enabled or not in this layout. Enabling this 286c5b63021dfda1dd155775a0b4845c5ca3c70b1b0Chris Banes * functionality before setting an error message via {@link #setError(CharSequence)}, will mean 287c5b63021dfda1dd155775a0b4845c5ca3c70b1b0Chris Banes * that this layout will not change size when an error is displayed. 2882aa57abd4531068424642e1a5dfff47c17b84c2eChris Banes * 2892aa57abd4531068424642e1a5dfff47c17b84c2eChris Banes * @attr ref android.support.design.R.styleable#TextInputLayout_errorEnabled 290c5b63021dfda1dd155775a0b4845c5ca3c70b1b0Chris Banes */ 291c5b63021dfda1dd155775a0b4845c5ca3c70b1b0Chris Banes public void setErrorEnabled(boolean enabled) { 292c5b63021dfda1dd155775a0b4845c5ca3c70b1b0Chris Banes if (mErrorEnabled != enabled) { 2931832f6e483ae37e8b92914819c7e786d6f22f84bChris Banes if (mErrorView != null) { 2941832f6e483ae37e8b92914819c7e786d6f22f84bChris Banes ViewCompat.animate(mErrorView).cancel(); 2951832f6e483ae37e8b92914819c7e786d6f22f84bChris Banes } 2961832f6e483ae37e8b92914819c7e786d6f22f84bChris Banes 297c5b63021dfda1dd155775a0b4845c5ca3c70b1b0Chris Banes if (enabled) { 298c5b63021dfda1dd155775a0b4845c5ca3c70b1b0Chris Banes mErrorView = new TextView(getContext()); 299c5b63021dfda1dd155775a0b4845c5ca3c70b1b0Chris Banes mErrorView.setTextAppearance(getContext(), mErrorTextAppearance); 300c5b63021dfda1dd155775a0b4845c5ca3c70b1b0Chris Banes mErrorView.setVisibility(INVISIBLE); 301c5b63021dfda1dd155775a0b4845c5ca3c70b1b0Chris Banes addView(mErrorView); 302c5b63021dfda1dd155775a0b4845c5ca3c70b1b0Chris Banes 303c5b63021dfda1dd155775a0b4845c5ca3c70b1b0Chris Banes if (mEditText != null) { 304c5b63021dfda1dd155775a0b4845c5ca3c70b1b0Chris Banes // Add some start/end padding to the error so that it matches the EditText 305c5b63021dfda1dd155775a0b4845c5ca3c70b1b0Chris Banes ViewCompat.setPaddingRelative(mErrorView, ViewCompat.getPaddingStart(mEditText), 306c5b63021dfda1dd155775a0b4845c5ca3c70b1b0Chris Banes 0, ViewCompat.getPaddingEnd(mEditText), mEditText.getPaddingBottom()); 307c5b63021dfda1dd155775a0b4845c5ca3c70b1b0Chris Banes } 308c5b63021dfda1dd155775a0b4845c5ca3c70b1b0Chris Banes } else { 309c5b63021dfda1dd155775a0b4845c5ca3c70b1b0Chris Banes removeView(mErrorView); 310c5b63021dfda1dd155775a0b4845c5ca3c70b1b0Chris Banes mErrorView = null; 311c5b63021dfda1dd155775a0b4845c5ca3c70b1b0Chris Banes } 312c5b63021dfda1dd155775a0b4845c5ca3c70b1b0Chris Banes mErrorEnabled = enabled; 313c5b63021dfda1dd155775a0b4845c5ca3c70b1b0Chris Banes } 314c5b63021dfda1dd155775a0b4845c5ca3c70b1b0Chris Banes } 315c5b63021dfda1dd155775a0b4845c5ca3c70b1b0Chris Banes 316c5b63021dfda1dd155775a0b4845c5ca3c70b1b0Chris Banes /** 3172aa57abd4531068424642e1a5dfff47c17b84c2eChris Banes * Returns whether the error functionality is enabled or not in this layout. 3182aa57abd4531068424642e1a5dfff47c17b84c2eChris Banes * 3192aa57abd4531068424642e1a5dfff47c17b84c2eChris Banes * @attr ref android.support.design.R.styleable#TextInputLayout_errorEnabled 3202aa57abd4531068424642e1a5dfff47c17b84c2eChris Banes * 3212aa57abd4531068424642e1a5dfff47c17b84c2eChris Banes * @see #setErrorEnabled(boolean) 3222aa57abd4531068424642e1a5dfff47c17b84c2eChris Banes */ 3232aa57abd4531068424642e1a5dfff47c17b84c2eChris Banes public boolean isErrorEnabled() { 3242aa57abd4531068424642e1a5dfff47c17b84c2eChris Banes return mErrorEnabled; 3252aa57abd4531068424642e1a5dfff47c17b84c2eChris Banes } 3262aa57abd4531068424642e1a5dfff47c17b84c2eChris Banes 3272aa57abd4531068424642e1a5dfff47c17b84c2eChris Banes /** 328c5b63021dfda1dd155775a0b4845c5ca3c70b1b0Chris Banes * Sets an error message that will be displayed below our {@link EditText}. If the 329c5b63021dfda1dd155775a0b4845c5ca3c70b1b0Chris Banes * {@code error} is {@code null}, the error message will be cleared. 330c5b63021dfda1dd155775a0b4845c5ca3c70b1b0Chris Banes * <p> 331c5b63021dfda1dd155775a0b4845c5ca3c70b1b0Chris Banes * If the error functionality has not been enabled via {@link #setErrorEnabled(boolean)}, then 332c5b63021dfda1dd155775a0b4845c5ca3c70b1b0Chris Banes * it will be automatically enabled if {@code error} is not empty. 333c5b63021dfda1dd155775a0b4845c5ca3c70b1b0Chris Banes * 334c5b63021dfda1dd155775a0b4845c5ca3c70b1b0Chris Banes * @param error Error message to display, or null to clear 3352aa57abd4531068424642e1a5dfff47c17b84c2eChris Banes * 3362aa57abd4531068424642e1a5dfff47c17b84c2eChris Banes * @see #getError() 337c5b63021dfda1dd155775a0b4845c5ca3c70b1b0Chris Banes */ 3382aa57abd4531068424642e1a5dfff47c17b84c2eChris Banes public void setError(@Nullable CharSequence error) { 339c5b63021dfda1dd155775a0b4845c5ca3c70b1b0Chris Banes if (!mErrorEnabled) { 340c5b63021dfda1dd155775a0b4845c5ca3c70b1b0Chris Banes if (TextUtils.isEmpty(error)) { 341c5b63021dfda1dd155775a0b4845c5ca3c70b1b0Chris Banes // If error isn't enabled, and the error is empty, just return 342c5b63021dfda1dd155775a0b4845c5ca3c70b1b0Chris Banes return; 343c5b63021dfda1dd155775a0b4845c5ca3c70b1b0Chris Banes } 344c5b63021dfda1dd155775a0b4845c5ca3c70b1b0Chris Banes // Else, we'll assume that they want to enable the error functionality 345c5b63021dfda1dd155775a0b4845c5ca3c70b1b0Chris Banes setErrorEnabled(true); 346c5b63021dfda1dd155775a0b4845c5ca3c70b1b0Chris Banes } 347c5b63021dfda1dd155775a0b4845c5ca3c70b1b0Chris Banes 348c5b63021dfda1dd155775a0b4845c5ca3c70b1b0Chris Banes if (!TextUtils.isEmpty(error)) { 349c5b63021dfda1dd155775a0b4845c5ca3c70b1b0Chris Banes ViewCompat.setAlpha(mErrorView, 0f); 3503104067991a7d66e9e10e7a6ba49d809f83bc2caChris Banes mErrorView.setText(error); 351c5b63021dfda1dd155775a0b4845c5ca3c70b1b0Chris Banes ViewCompat.animate(mErrorView) 352c5b63021dfda1dd155775a0b4845c5ca3c70b1b0Chris Banes .alpha(1f) 353c5b63021dfda1dd155775a0b4845c5ca3c70b1b0Chris Banes .setDuration(ANIMATION_DURATION) 354c5b63021dfda1dd155775a0b4845c5ca3c70b1b0Chris Banes .setInterpolator(AnimationUtils.FAST_OUT_SLOW_IN_INTERPOLATOR) 3553104067991a7d66e9e10e7a6ba49d809f83bc2caChris Banes .setListener(new ViewPropertyAnimatorListenerAdapter() { 3563104067991a7d66e9e10e7a6ba49d809f83bc2caChris Banes @Override 3573104067991a7d66e9e10e7a6ba49d809f83bc2caChris Banes public void onAnimationStart(View view) { 3583104067991a7d66e9e10e7a6ba49d809f83bc2caChris Banes view.setVisibility(VISIBLE); 3593104067991a7d66e9e10e7a6ba49d809f83bc2caChris Banes } 3603104067991a7d66e9e10e7a6ba49d809f83bc2caChris Banes }) 361c5b63021dfda1dd155775a0b4845c5ca3c70b1b0Chris Banes .start(); 3623104067991a7d66e9e10e7a6ba49d809f83bc2caChris Banes 3633104067991a7d66e9e10e7a6ba49d809f83bc2caChris Banes // Set the EditText's background tint to the error color 3643104067991a7d66e9e10e7a6ba49d809f83bc2caChris Banes ViewCompat.setBackgroundTintList(mEditText, 3653104067991a7d66e9e10e7a6ba49d809f83bc2caChris Banes ColorStateList.valueOf(mErrorView.getCurrentTextColor())); 366c5b63021dfda1dd155775a0b4845c5ca3c70b1b0Chris Banes } else { 367c5b63021dfda1dd155775a0b4845c5ca3c70b1b0Chris Banes if (mErrorView.getVisibility() == VISIBLE) { 368c5b63021dfda1dd155775a0b4845c5ca3c70b1b0Chris Banes ViewCompat.animate(mErrorView) 369c5b63021dfda1dd155775a0b4845c5ca3c70b1b0Chris Banes .alpha(0f) 370c5b63021dfda1dd155775a0b4845c5ca3c70b1b0Chris Banes .setDuration(ANIMATION_DURATION) 371c5b63021dfda1dd155775a0b4845c5ca3c70b1b0Chris Banes .setInterpolator(AnimationUtils.FAST_OUT_SLOW_IN_INTERPOLATOR) 372c5b63021dfda1dd155775a0b4845c5ca3c70b1b0Chris Banes .setListener(new ViewPropertyAnimatorListenerAdapter() { 373c5b63021dfda1dd155775a0b4845c5ca3c70b1b0Chris Banes @Override 374c5b63021dfda1dd155775a0b4845c5ca3c70b1b0Chris Banes public void onAnimationEnd(View view) { 3751832f6e483ae37e8b92914819c7e786d6f22f84bChris Banes view.setVisibility(INVISIBLE); 376c5b63021dfda1dd155775a0b4845c5ca3c70b1b0Chris Banes } 377c5b63021dfda1dd155775a0b4845c5ca3c70b1b0Chris Banes }).start(); 3783104067991a7d66e9e10e7a6ba49d809f83bc2caChris Banes 3793104067991a7d66e9e10e7a6ba49d809f83bc2caChris Banes // Restore the 'original' tint, using colorControlNormal and colorControlActivated 3803104067991a7d66e9e10e7a6ba49d809f83bc2caChris Banes final TintManager tintManager = TintManager.get(getContext()); 3813104067991a7d66e9e10e7a6ba49d809f83bc2caChris Banes ViewCompat.setBackgroundTintList(mEditText, 3823104067991a7d66e9e10e7a6ba49d809f83bc2caChris Banes tintManager.getTintList(R.drawable.abc_edit_text_material)); 383c5b63021dfda1dd155775a0b4845c5ca3c70b1b0Chris Banes } 384c5b63021dfda1dd155775a0b4845c5ca3c70b1b0Chris Banes } 385c5b63021dfda1dd155775a0b4845c5ca3c70b1b0Chris Banes 386c5b63021dfda1dd155775a0b4845c5ca3c70b1b0Chris Banes sendAccessibilityEvent(AccessibilityEvent.TYPE_WINDOW_CONTENT_CHANGED); 387c5b63021dfda1dd155775a0b4845c5ca3c70b1b0Chris Banes } 388c5b63021dfda1dd155775a0b4845c5ca3c70b1b0Chris Banes 3892aa57abd4531068424642e1a5dfff47c17b84c2eChris Banes /** 3902aa57abd4531068424642e1a5dfff47c17b84c2eChris Banes * Returns the error message that was set to be displayed with 3912aa57abd4531068424642e1a5dfff47c17b84c2eChris Banes * {@link #setError(CharSequence)}, or <code>null</code> if no error was set 3922aa57abd4531068424642e1a5dfff47c17b84c2eChris Banes * or if error displaying is not enabled. 3932aa57abd4531068424642e1a5dfff47c17b84c2eChris Banes * 3942aa57abd4531068424642e1a5dfff47c17b84c2eChris Banes * @see #setError(CharSequence) 3952aa57abd4531068424642e1a5dfff47c17b84c2eChris Banes */ 396b8a3b8ee61756f9f9a856eb2428bf2389fd92926Chris Banes @Nullable 3972aa57abd4531068424642e1a5dfff47c17b84c2eChris Banes public CharSequence getError() { 3982aa57abd4531068424642e1a5dfff47c17b84c2eChris Banes if (mErrorEnabled && mErrorView != null && mErrorView.getVisibility() == VISIBLE) { 3992aa57abd4531068424642e1a5dfff47c17b84c2eChris Banes return mErrorView.getText(); 4002aa57abd4531068424642e1a5dfff47c17b84c2eChris Banes } 4012aa57abd4531068424642e1a5dfff47c17b84c2eChris Banes return null; 4022aa57abd4531068424642e1a5dfff47c17b84c2eChris Banes } 4032aa57abd4531068424642e1a5dfff47c17b84c2eChris Banes 404b8a3b8ee61756f9f9a856eb2428bf2389fd92926Chris Banes /** 405b8a3b8ee61756f9f9a856eb2428bf2389fd92926Chris Banes * Returns whether any hint state changes, due to being focused or non-empty text, are 406b8a3b8ee61756f9f9a856eb2428bf2389fd92926Chris Banes * animated. 407b8a3b8ee61756f9f9a856eb2428bf2389fd92926Chris Banes * 408b8a3b8ee61756f9f9a856eb2428bf2389fd92926Chris Banes * @see #setHintAnimationEnabled(boolean) 409b8a3b8ee61756f9f9a856eb2428bf2389fd92926Chris Banes * 410b8a3b8ee61756f9f9a856eb2428bf2389fd92926Chris Banes * @attr ref android.support.design.R.styleable#TextInputLayout_hintAnimationEnabled 411b8a3b8ee61756f9f9a856eb2428bf2389fd92926Chris Banes */ 412b8a3b8ee61756f9f9a856eb2428bf2389fd92926Chris Banes public boolean isHintAnimationEnabled() { 413b8a3b8ee61756f9f9a856eb2428bf2389fd92926Chris Banes return mHintAnimationEnabled; 414b8a3b8ee61756f9f9a856eb2428bf2389fd92926Chris Banes } 415b8a3b8ee61756f9f9a856eb2428bf2389fd92926Chris Banes 416b8a3b8ee61756f9f9a856eb2428bf2389fd92926Chris Banes /** 417b8a3b8ee61756f9f9a856eb2428bf2389fd92926Chris Banes * Set whether any hint state changes, due to being focused or non-empty text, are 418b8a3b8ee61756f9f9a856eb2428bf2389fd92926Chris Banes * animated. 419b8a3b8ee61756f9f9a856eb2428bf2389fd92926Chris Banes * 420b8a3b8ee61756f9f9a856eb2428bf2389fd92926Chris Banes * @see #isHintAnimationEnabled() 421b8a3b8ee61756f9f9a856eb2428bf2389fd92926Chris Banes * 422b8a3b8ee61756f9f9a856eb2428bf2389fd92926Chris Banes * @attr ref android.support.design.R.styleable#TextInputLayout_hintAnimationEnabled 423b8a3b8ee61756f9f9a856eb2428bf2389fd92926Chris Banes */ 424b8a3b8ee61756f9f9a856eb2428bf2389fd92926Chris Banes public void setHintAnimationEnabled(boolean enabled) { 425b8a3b8ee61756f9f9a856eb2428bf2389fd92926Chris Banes mHintAnimationEnabled = enabled; 426b8a3b8ee61756f9f9a856eb2428bf2389fd92926Chris Banes } 427b8a3b8ee61756f9f9a856eb2428bf2389fd92926Chris Banes 428c5b63021dfda1dd155775a0b4845c5ca3c70b1b0Chris Banes @Override 429c5b63021dfda1dd155775a0b4845c5ca3c70b1b0Chris Banes public void draw(Canvas canvas) { 430c5b63021dfda1dd155775a0b4845c5ca3c70b1b0Chris Banes super.draw(canvas); 431c5b63021dfda1dd155775a0b4845c5ca3c70b1b0Chris Banes mCollapsingTextHelper.draw(canvas); 432c5b63021dfda1dd155775a0b4845c5ca3c70b1b0Chris Banes } 433c5b63021dfda1dd155775a0b4845c5ca3c70b1b0Chris Banes 434c5b63021dfda1dd155775a0b4845c5ca3c70b1b0Chris Banes @Override 435c5b63021dfda1dd155775a0b4845c5ca3c70b1b0Chris Banes protected void onLayout(boolean changed, int left, int top, int right, int bottom) { 436c5b63021dfda1dd155775a0b4845c5ca3c70b1b0Chris Banes super.onLayout(changed, left, top, right, bottom); 437c5b63021dfda1dd155775a0b4845c5ca3c70b1b0Chris Banes 438c5b63021dfda1dd155775a0b4845c5ca3c70b1b0Chris Banes if (mEditText != null) { 439a611711d69eaf8ba65af12118a96810fc17b4163Chris Banes final int l = mEditText.getLeft() + mEditText.getCompoundPaddingLeft(); 440a611711d69eaf8ba65af12118a96810fc17b4163Chris Banes final int r = mEditText.getRight() - mEditText.getCompoundPaddingRight(); 441c5b63021dfda1dd155775a0b4845c5ca3c70b1b0Chris Banes 442c5b63021dfda1dd155775a0b4845c5ca3c70b1b0Chris Banes mCollapsingTextHelper.setExpandedBounds(l, 443a611711d69eaf8ba65af12118a96810fc17b4163Chris Banes mEditText.getTop() + mEditText.getCompoundPaddingTop(), 444a611711d69eaf8ba65af12118a96810fc17b4163Chris Banes r, mEditText.getBottom() - mEditText.getCompoundPaddingBottom()); 445c5b63021dfda1dd155775a0b4845c5ca3c70b1b0Chris Banes 446c5b63021dfda1dd155775a0b4845c5ca3c70b1b0Chris Banes // Set the collapsed bounds to be the the full height (minus padding) to match the 447c5b63021dfda1dd155775a0b4845c5ca3c70b1b0Chris Banes // EditText's editable area 448c5b63021dfda1dd155775a0b4845c5ca3c70b1b0Chris Banes mCollapsingTextHelper.setCollapsedBounds(l, getPaddingTop(), 449c5b63021dfda1dd155775a0b4845c5ca3c70b1b0Chris Banes r, bottom - top - getPaddingBottom()); 4501bf6093c6dab532bc57c75767470afa3cbbe0384Chris Banes 4511bf6093c6dab532bc57c75767470afa3cbbe0384Chris Banes mCollapsingTextHelper.recalculate(); 452c5b63021dfda1dd155775a0b4845c5ca3c70b1b0Chris Banes } 453c5b63021dfda1dd155775a0b4845c5ca3c70b1b0Chris Banes } 454c5b63021dfda1dd155775a0b4845c5ca3c70b1b0Chris Banes 455295311874d0807bab84fb2091e608da9e9ef3cd9Chris Banes @Override 456295311874d0807bab84fb2091e608da9e9ef3cd9Chris Banes public void refreshDrawableState() { 457295311874d0807bab84fb2091e608da9e9ef3cd9Chris Banes super.refreshDrawableState(); 458295311874d0807bab84fb2091e608da9e9ef3cd9Chris Banes // Drawable state has changed so see if we need to update the label 4592aa57abd4531068424642e1a5dfff47c17b84c2eChris Banes updateLabelVisibility(ViewCompat.isLaidOut(this)); 460295311874d0807bab84fb2091e608da9e9ef3cd9Chris Banes } 461295311874d0807bab84fb2091e608da9e9ef3cd9Chris Banes 462c5b63021dfda1dd155775a0b4845c5ca3c70b1b0Chris Banes private void collapseHint(boolean animate) { 463295311874d0807bab84fb2091e608da9e9ef3cd9Chris Banes if (mAnimator != null && mAnimator.isRunning()) { 464295311874d0807bab84fb2091e608da9e9ef3cd9Chris Banes mAnimator.cancel(); 465295311874d0807bab84fb2091e608da9e9ef3cd9Chris Banes } 466b8a3b8ee61756f9f9a856eb2428bf2389fd92926Chris Banes if (animate && mHintAnimationEnabled) { 467c5b63021dfda1dd155775a0b4845c5ca3c70b1b0Chris Banes animateToExpansionFraction(1f); 468c5b63021dfda1dd155775a0b4845c5ca3c70b1b0Chris Banes } else { 469c5b63021dfda1dd155775a0b4845c5ca3c70b1b0Chris Banes mCollapsingTextHelper.setExpansionFraction(1f); 470c5b63021dfda1dd155775a0b4845c5ca3c70b1b0Chris Banes } 471c5b63021dfda1dd155775a0b4845c5ca3c70b1b0Chris Banes } 472c5b63021dfda1dd155775a0b4845c5ca3c70b1b0Chris Banes 473c5b63021dfda1dd155775a0b4845c5ca3c70b1b0Chris Banes private void expandHint(boolean animate) { 474295311874d0807bab84fb2091e608da9e9ef3cd9Chris Banes if (mAnimator != null && mAnimator.isRunning()) { 475295311874d0807bab84fb2091e608da9e9ef3cd9Chris Banes mAnimator.cancel(); 476295311874d0807bab84fb2091e608da9e9ef3cd9Chris Banes } 477b8a3b8ee61756f9f9a856eb2428bf2389fd92926Chris Banes if (animate && mHintAnimationEnabled) { 478c5b63021dfda1dd155775a0b4845c5ca3c70b1b0Chris Banes animateToExpansionFraction(0f); 479c5b63021dfda1dd155775a0b4845c5ca3c70b1b0Chris Banes } else { 480c5b63021dfda1dd155775a0b4845c5ca3c70b1b0Chris Banes mCollapsingTextHelper.setExpansionFraction(0f); 481c5b63021dfda1dd155775a0b4845c5ca3c70b1b0Chris Banes } 482c5b63021dfda1dd155775a0b4845c5ca3c70b1b0Chris Banes } 483c5b63021dfda1dd155775a0b4845c5ca3c70b1b0Chris Banes 484c5b63021dfda1dd155775a0b4845c5ca3c70b1b0Chris Banes private void animateToExpansionFraction(final float target) { 485295311874d0807bab84fb2091e608da9e9ef3cd9Chris Banes if (mCollapsingTextHelper.getExpansionFraction() == target) { 486295311874d0807bab84fb2091e608da9e9ef3cd9Chris Banes return; 487295311874d0807bab84fb2091e608da9e9ef3cd9Chris Banes } 488f44e88b81821e61a65886cc7027617ca8995070bChris Banes if (mAnimator == null) { 489f44e88b81821e61a65886cc7027617ca8995070bChris Banes mAnimator = ViewUtils.createAnimator(); 490f44e88b81821e61a65886cc7027617ca8995070bChris Banes mAnimator.setInterpolator(AnimationUtils.LINEAR_INTERPOLATOR); 491f44e88b81821e61a65886cc7027617ca8995070bChris Banes mAnimator.setDuration(ANIMATION_DURATION); 492f44e88b81821e61a65886cc7027617ca8995070bChris Banes mAnimator.setUpdateListener(new ValueAnimatorCompat.AnimatorUpdateListener() { 493f44e88b81821e61a65886cc7027617ca8995070bChris Banes @Override 494f44e88b81821e61a65886cc7027617ca8995070bChris Banes public void onAnimationUpdate(ValueAnimatorCompat animator) { 495f44e88b81821e61a65886cc7027617ca8995070bChris Banes mCollapsingTextHelper.setExpansionFraction(animator.getAnimatedFloatValue()); 496f44e88b81821e61a65886cc7027617ca8995070bChris Banes } 497f44e88b81821e61a65886cc7027617ca8995070bChris Banes }); 498f44e88b81821e61a65886cc7027617ca8995070bChris Banes } 499f44e88b81821e61a65886cc7027617ca8995070bChris Banes mAnimator.setFloatValues(mCollapsingTextHelper.getExpansionFraction(), target); 500f44e88b81821e61a65886cc7027617ca8995070bChris Banes mAnimator.start(); 501c5b63021dfda1dd155775a0b4845c5ca3c70b1b0Chris Banes } 502c5b63021dfda1dd155775a0b4845c5ca3c70b1b0Chris Banes 503c5b63021dfda1dd155775a0b4845c5ca3c70b1b0Chris Banes private int getThemeAttrColor(int attr) { 504c5b63021dfda1dd155775a0b4845c5ca3c70b1b0Chris Banes TypedValue tv = new TypedValue(); 505c5b63021dfda1dd155775a0b4845c5ca3c70b1b0Chris Banes if (getContext().getTheme().resolveAttribute(attr, tv, true)) { 506c5b63021dfda1dd155775a0b4845c5ca3c70b1b0Chris Banes return tv.data; 507c5b63021dfda1dd155775a0b4845c5ca3c70b1b0Chris Banes } else { 508c5b63021dfda1dd155775a0b4845c5ca3c70b1b0Chris Banes return Color.MAGENTA; 509c5b63021dfda1dd155775a0b4845c5ca3c70b1b0Chris Banes } 510c5b63021dfda1dd155775a0b4845c5ca3c70b1b0Chris Banes } 511c5b63021dfda1dd155775a0b4845c5ca3c70b1b0Chris Banes 512c5b63021dfda1dd155775a0b4845c5ca3c70b1b0Chris Banes private class TextInputAccessibilityDelegate extends AccessibilityDelegateCompat { 513c5b63021dfda1dd155775a0b4845c5ca3c70b1b0Chris Banes @Override 514c5b63021dfda1dd155775a0b4845c5ca3c70b1b0Chris Banes public void onInitializeAccessibilityEvent(View host, AccessibilityEvent event) { 515c5b63021dfda1dd155775a0b4845c5ca3c70b1b0Chris Banes super.onInitializeAccessibilityEvent(host, event); 516c5b63021dfda1dd155775a0b4845c5ca3c70b1b0Chris Banes event.setClassName(TextInputLayout.class.getSimpleName()); 517c5b63021dfda1dd155775a0b4845c5ca3c70b1b0Chris Banes } 518c5b63021dfda1dd155775a0b4845c5ca3c70b1b0Chris Banes 519c5b63021dfda1dd155775a0b4845c5ca3c70b1b0Chris Banes @Override 520c5b63021dfda1dd155775a0b4845c5ca3c70b1b0Chris Banes public void onPopulateAccessibilityEvent(View host, AccessibilityEvent event) { 521c5b63021dfda1dd155775a0b4845c5ca3c70b1b0Chris Banes super.onPopulateAccessibilityEvent(host, event); 522c5b63021dfda1dd155775a0b4845c5ca3c70b1b0Chris Banes 523c5b63021dfda1dd155775a0b4845c5ca3c70b1b0Chris Banes final CharSequence text = mCollapsingTextHelper.getText(); 524c5b63021dfda1dd155775a0b4845c5ca3c70b1b0Chris Banes if (!TextUtils.isEmpty(text)) { 525c5b63021dfda1dd155775a0b4845c5ca3c70b1b0Chris Banes event.getText().add(text); 526c5b63021dfda1dd155775a0b4845c5ca3c70b1b0Chris Banes } 527c5b63021dfda1dd155775a0b4845c5ca3c70b1b0Chris Banes } 528c5b63021dfda1dd155775a0b4845c5ca3c70b1b0Chris Banes 529c5b63021dfda1dd155775a0b4845c5ca3c70b1b0Chris Banes @Override 530c5b63021dfda1dd155775a0b4845c5ca3c70b1b0Chris Banes public void onInitializeAccessibilityNodeInfo(View host, AccessibilityNodeInfoCompat info) { 531c5b63021dfda1dd155775a0b4845c5ca3c70b1b0Chris Banes super.onInitializeAccessibilityNodeInfo(host, info); 532c5b63021dfda1dd155775a0b4845c5ca3c70b1b0Chris Banes info.setClassName(TextInputLayout.class.getSimpleName()); 533c5b63021dfda1dd155775a0b4845c5ca3c70b1b0Chris Banes 534c5b63021dfda1dd155775a0b4845c5ca3c70b1b0Chris Banes final CharSequence text = mCollapsingTextHelper.getText(); 535c5b63021dfda1dd155775a0b4845c5ca3c70b1b0Chris Banes if (!TextUtils.isEmpty(text)) { 536c5b63021dfda1dd155775a0b4845c5ca3c70b1b0Chris Banes info.setText(text); 537c5b63021dfda1dd155775a0b4845c5ca3c70b1b0Chris Banes } 538c5b63021dfda1dd155775a0b4845c5ca3c70b1b0Chris Banes if (mEditText != null) { 539c5b63021dfda1dd155775a0b4845c5ca3c70b1b0Chris Banes info.setLabelFor(mEditText); 540c5b63021dfda1dd155775a0b4845c5ca3c70b1b0Chris Banes } 541c5b63021dfda1dd155775a0b4845c5ca3c70b1b0Chris Banes final CharSequence error = mErrorView != null ? mErrorView.getText() : null; 542c5b63021dfda1dd155775a0b4845c5ca3c70b1b0Chris Banes if (!TextUtils.isEmpty(error)) { 543c5b63021dfda1dd155775a0b4845c5ca3c70b1b0Chris Banes info.setContentInvalid(true); 544c5b63021dfda1dd155775a0b4845c5ca3c70b1b0Chris Banes info.setError(error); 545c5b63021dfda1dd155775a0b4845c5ca3c70b1b0Chris Banes } 546c5b63021dfda1dd155775a0b4845c5ca3c70b1b0Chris Banes } 547c5b63021dfda1dd155775a0b4845c5ca3c70b1b0Chris Banes } 548295311874d0807bab84fb2091e608da9e9ef3cd9Chris Banes 549295311874d0807bab84fb2091e608da9e9ef3cd9Chris Banes private static boolean arrayContains(int[] array, int value) { 550295311874d0807bab84fb2091e608da9e9ef3cd9Chris Banes for (int v : array) { 551295311874d0807bab84fb2091e608da9e9ef3cd9Chris Banes if (v == value) { 552295311874d0807bab84fb2091e608da9e9ef3cd9Chris Banes return true; 553295311874d0807bab84fb2091e608da9e9ef3cd9Chris Banes } 554295311874d0807bab84fb2091e608da9e9ef3cd9Chris Banes } 555295311874d0807bab84fb2091e608da9e9ef3cd9Chris Banes return false; 556295311874d0807bab84fb2091e608da9e9ef3cd9Chris Banes } 557c5b63021dfda1dd155775a0b4845c5ca3c70b1b0Chris Banes}