| /* |
| * Copyright (C) 2008 Google Inc. |
| * |
| * Licensed under the Apache License, Version 2.0 (the "License"); |
| * you may not use this file except in compliance with the License. |
| * You may obtain a copy of the License at |
| * |
| * http://www.apache.org/licenses/LICENSE-2.0 |
| * |
| * Unless required by applicable law or agreed to in writing, software |
| * distributed under the License is distributed on an "AS IS" BASIS, |
| * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. |
| * See the License for the specific language governing permissions and |
| * limitations under the License. |
| */ |
| |
| package com.android.internal.widget; |
| |
| import android.content.Context; |
| import android.content.res.TypedArray; |
| import android.text.Layout; |
| import android.util.AttributeSet; |
| import android.util.TypedValue; |
| import android.widget.TextView; |
| |
| /** |
| * Used by dialogs to change the font size and number of lines to try to fit |
| * the text to the available space. |
| */ |
| public class DialogTitle extends TextView { |
| |
| public DialogTitle(Context context, AttributeSet attrs, |
| int defStyle) { |
| super(context, attrs, defStyle); |
| } |
| |
| public DialogTitle(Context context, AttributeSet attrs) { |
| super(context, attrs); |
| } |
| |
| public DialogTitle(Context context) { |
| super(context); |
| } |
| |
| @Override |
| protected void onMeasure(int widthMeasureSpec, int heightMeasureSpec) { |
| super.onMeasure(widthMeasureSpec, heightMeasureSpec); |
| |
| final Layout layout = getLayout(); |
| if (layout != null) { |
| final int lineCount = layout.getLineCount(); |
| if (lineCount > 0) { |
| final int ellipsisCount = layout.getEllipsisCount(lineCount - 1); |
| if (ellipsisCount > 0) { |
| setSingleLine(false); |
| |
| TypedArray a = mContext.obtainStyledAttributes(null, |
| android.R.styleable.TextAppearance, |
| android.R.attr.textAppearanceMedium, |
| android.R.style.TextAppearance_Medium); |
| final int textSize = a.getDimensionPixelSize( |
| android.R.styleable.TextAppearance_textSize, |
| (int) (20 * getResources().getDisplayMetrics().density)); |
| final int textColor = a.getColor( |
| android.R.styleable.TextAppearance_textColor, 0xffffffff); |
| |
| // textSize is already expressed in pixels |
| setTextSize(TypedValue.COMPLEX_UNIT_PX, textSize); |
| setTextColor(textColor); |
| setMaxLines(2); |
| super.onMeasure(widthMeasureSpec, heightMeasureSpec); |
| } |
| } |
| } |
| } |
| } |