Android添加书签(二)(21)

            ((BookmarkItem) convertView).setSelected(); 
        } else { 
            ((BookmarkItem) convertView).setUnselected(); 
        } 
 
        return convertView; 
    } 
 
    /**
     * Return the title for this item in the list.
     */ 
    public String getTitle(int position) { 
        return getString(Browser.HISTORY_PROJECTION_TITLE_INDEX, position); 
    } 
 
    /**
     * Return the Url for this item in the list.
     */ 
    public String getUrl(int position) { 
        return getString(Browser.HISTORY_PROJECTION_URL_INDEX, position); 
    } 
 
    /**
     * Private helper function to return the title or url.
     */ 
    private String getString(int cursorIndex, int position) { 
        if (position < 0 || position > mCount) { 
            return ""; 
        } 
        mCursor.moveToPosition(position); 
        return mCursor.getString(cursorIndex); 
    } 
 
    private void bind(BookmarkItem b, int position) { 
        mCursor.moveToPosition(position); 
 
        String title = mCursor 
                .getString(Browser.HISTORY_PROJECTION_TITLE_INDEX); 
        b.setName(title); 
        String url = mCursor.getString(Browser.HISTORY_PROJECTION_URL_INDEX); 
        b.setUrl(url); 
        byte[] data = mCursor.getBlob(Browser.HISTORY_PROJECTION_FAVICON_INDEX); 
        if (data != null) { 
            b.setFavicon(BitmapFactory.decodeByteArray(data, 0, data.length));