1 /* 2 * Copyright (C) 2017 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 package com.android.documentsui.inspector; 17 18 import android.content.Context; 19 import android.content.res.ColorStateList; 20 import android.content.res.Resources; 21 import android.content.res.TypedArray; 22 import android.graphics.Paint; 23 import android.text.Selection; 24 import android.text.Spannable; 25 import android.util.AttributeSet; 26 import android.view.View; 27 import android.view.textclassifier.TextClassifier; 28 import android.widget.LinearLayout; 29 import android.widget.TextView; 30 31 import androidx.annotation.Nullable; 32 import androidx.annotation.StringRes; 33 34 import com.android.documentsui.R; 35 36 /** 37 * Class representing a row in the table. 38 */ 39 public class KeyValueRow extends LinearLayout { 40 41 private final Resources mRes; 42 private @Nullable ColorStateList mDefaultTextColor; 43 private @Nullable TextClassifier mClassifier; 44 KeyValueRow(Context context)45 public KeyValueRow(Context context) { 46 this(context, null); 47 } 48 KeyValueRow(Context context, AttributeSet attrs)49 public KeyValueRow(Context context, AttributeSet attrs) { 50 this(context, attrs, 0); 51 } 52 KeyValueRow(Context context, AttributeSet attrs, int defStyleAttr)53 public KeyValueRow(Context context, AttributeSet attrs, int defStyleAttr) { 54 super(context, attrs, defStyleAttr); 55 mRes = context.getResources(); 56 } 57 setTextClassifier(TextClassifier classifier)58 public void setTextClassifier(TextClassifier classifier) { 59 mClassifier = classifier; 60 } 61 62 /** 63 * Sets the raw value of the key. Only localized values 64 * should be passed. 65 */ setKey(CharSequence key)66 public void setKey(CharSequence key) { 67 ((TextView) findViewById(R.id.table_row_key)).setText(key); 68 } 69 setKey(@tringRes int id)70 public void setKey(@StringRes int id) { 71 setKey(mRes.getString(id)); 72 } 73 setValue(CharSequence value)74 public void setValue(CharSequence value) { 75 TextView text = ((TextView) findViewById(R.id.table_row_value)); 76 text.setText(value); 77 text.setTextClassifier(mClassifier); 78 text.setOnLongClickListener((View view) -> { 79 80 CharSequence textValue = text.getText(); 81 if (textValue instanceof Spannable) { 82 Spannable spn = (Spannable) textValue; 83 Selection.selectAll(spn); 84 } 85 // we still want the default selection arrows and menu after we specified to select 86 // all text in the TextView. 87 return false; 88 }); 89 } 90 91 @Override hasOnClickListeners()92 public boolean hasOnClickListeners() { 93 TextView value = findViewById(R.id.table_row_value); 94 return value.hasOnClickListeners(); 95 } 96 97 @Override setOnClickListener(OnClickListener callback)98 public void setOnClickListener(OnClickListener callback) { 99 TextView clickable = ((TextView) findViewById(R.id.table_row_value)); 100 mDefaultTextColor = clickable.getTextColors(); 101 TypedArray ta = getContext().obtainStyledAttributes(R.styleable.TextAppearance); 102 int linkColor = ta.getColor(R.styleable.TextAppearance_android_textColorLink, 103 mDefaultTextColor.getDefaultColor()); 104 ta.recycle(); 105 clickable.setTextColor(linkColor); 106 clickable.setPaintFlags(clickable.getPaintFlags() | Paint.UNDERLINE_TEXT_FLAG); 107 clickable.setOnClickListener(callback); 108 } 109 removeOnClickListener()110 public void removeOnClickListener() { 111 TextView reset = ((TextView) findViewById(R.id.table_row_value)); 112 if (mDefaultTextColor != null) { 113 reset.setTextColor(mDefaultTextColor); 114 } 115 reset.setPaintFlags(reset.getPaintFlags() & ~Paint.UNDERLINE_TEXT_FLAG); 116 reset.setOnClickListener(null); 117 reset.setClickable(false); 118 } 119 } 120