/*
* Copyright (C) 2008 ZXing authors
*
* 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.google.zxing.client.android.book;
import com.google.zxing.client.android.R;
import android.content.Context;
import android.graphics.Typeface;
import android.text.Spannable;
import android.text.SpannableString;
import android.text.style.StyleSpan;
import android.util.AttributeSet;
import android.widget.LinearLayout;
import android.widget.TextView;
import java.util.Locale;
/**
* A list item which displays the page number and snippet of this search result.
*
* @author dswitkin@google.com (Daniel Switkin)
*/
public final class SearchBookContentsListItem extends LinearLayout {
private TextView pageNumberView;
private TextView snippetView;
SearchBookContentsListItem(Context context) {
super(context);
}
public SearchBookContentsListItem(Context context, AttributeSet attrs) {
super(context, attrs);
}
@Override
protected void onFinishInflate() {
super.onFinishInflate();
pageNumberView = (TextView) findViewById(R.id.page_number_view);
snippetView = (TextView) findViewById(R.id.snippet_view);
}
public void set(SearchBookContentsResult result) {
pageNumberView.setText(result.getPageNumber());
String snippet = result.getSnippet();
if (snippet.length() > 0) {
if (result.getValidSnippet()) {
String lowerQuery = SearchBookContentsResult.getQuery().toLowerCase(Locale.getDefault());
String lowerSnippet = snippet.toLowerCase(Locale.getDefault());
Spannable styledSnippet = new SpannableString(snippet);
StyleSpan boldSpan = new StyleSpan(Typeface.BOLD);
int queryLength = lowerQuery.length();
int offset = 0;
while (true) {
int pos = lowerSnippet.indexOf(lowerQuery, offset);
if (pos < 0) {
break;
}
styledSnippet.setSpan(boldSpan, pos, pos + queryLength, 0);
offset = pos + queryLength;
}
snippetView.setText(styledSnippet);
} else {
// This may be an error message, so don't try to bold the query terms within it
snippetView.setText(snippet);
}
} else {
snippetView.setText("");
}
}
}