| /* |
| * Copyright (C) 2006 The Android Open Source Project |
| * |
| * 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 android.text; |
| |
| /** |
| * This is the class for text whose content is immutable but to which |
| * markup objects can be attached and detached. |
| * For mutable text, see {@link SpannableStringBuilder}. |
| */ |
| public class SpannableString |
| extends SpannableStringInternal |
| implements CharSequence, GetChars, Spannable |
| { |
| /** |
| * @param source source object to copy from |
| * @param ignoreNoCopySpan whether to copy NoCopySpans in the {@code source} |
| * @hide |
| */ |
| public SpannableString(CharSequence source, boolean ignoreNoCopySpan) { |
| super(source, 0, source.length(), ignoreNoCopySpan); |
| } |
| |
| /** |
| * For the backward compatibility reasons, this constructor copies all spans including {@link |
| * android.text.NoCopySpan}. |
| * @param source source text |
| */ |
| public SpannableString(CharSequence source) { |
| this(source, false /* ignoreNoCopySpan */); // preserve existing NoCopySpan behavior |
| } |
| |
| private SpannableString(CharSequence source, int start, int end) { |
| // preserve existing NoCopySpan behavior |
| super(source, start, end, false /* ignoreNoCopySpan */); |
| } |
| |
| public static SpannableString valueOf(CharSequence source) { |
| if (source instanceof SpannableString) { |
| return (SpannableString) source; |
| } else { |
| return new SpannableString(source); |
| } |
| } |
| |
| public void setSpan(Object what, int start, int end, int flags) { |
| super.setSpan(what, start, end, flags); |
| } |
| |
| public void removeSpan(Object what) { |
| super.removeSpan(what); |
| } |
| |
| public final CharSequence subSequence(int start, int end) { |
| return new SpannableString(this, start, end); |
| } |
| } |