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/*
* 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);
}
}
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