org.gwtlib.client.table.ui.renderer.TextBoxRenderer.java Source code

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Here is the source code for org.gwtlib.client.table.ui.renderer.TextBoxRenderer.java

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/*
 * Copyright 2009 Sander Berents
 *
 * 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 org.gwtlib.client.table.ui.renderer;

import org.gwtlib.client.table.Row;
import org.gwtlib.client.table.ui.Column;

import com.google.gwt.user.client.ui.TextBox;
import com.google.gwt.user.client.ui.Widget;

/**
 * TextBox renderer.
 * 
 * @author Sander Berents
 */
public class TextBoxRenderer implements Renderer {
    protected int _maxLength;
    protected int _visibleLength;
    protected String _title;

    public TextBoxRenderer() {
    }

    public TextBoxRenderer(String title) {
        _title = title;
    }

    public TextBoxRenderer(int maxLength, int visibleLength, String title) {
        _maxLength = maxLength;
        _visibleLength = visibleLength;
        _title = title;
    }

    public Widget render(Row row, Column column, Object value) {
        if (value == null || !(value instanceof String)) {
            return null;
        } else {
            TextBox textbox = new TextBox();
            textbox.setText((String) value);
            if (_maxLength > 0)
                textbox.setMaxLength(_maxLength);
            if (_visibleLength > 0)
                textbox.setVisibleLength(_visibleLength);
            if (_title != null)
                textbox.setTitle(_title);
            return textbox;
        }
    }
}