com.dimdim.conference.ui.common.client.util.FixedLengthLabel.java Source code

Introduction

Here is the source code for com.dimdim.conference.ui.common.client.util.FixedLengthLabel.java

Source

/*
 **************************************************************************
 *                                                                        *
 *               DDDDD   iii             DDDDD   iii                      *
 *               DD  DD      mm mm mmmm  DD  DD      mm mm mmmm           *
 *               DD   DD iii mmm  mm  mm DD   DD iii mmm  mm  mm          *
 *               DD   DD iii mmm  mm  mm DD   DD iii mmm  mm  mm          *
 *               DDDDDD  iii mmm  mm  mm DDDDDD  iii mmm  mm  mm          *
 *                                                                        *
 **************************************************************************
 **************************************************************************
 *                                                                        *
 * Part of the DimDim V 1.0 Codebase (http://www.dimdim.com)             *
 *                                                                        *
 * Copyright (c) 2006 Communiva Inc. All Rights Reserved.                 *
 *                                                                        *
 *                                                                        *
 * This code is licensed under the DimDim License                         *
 * For details please visit http://www.dimdim.com/license                 *
 *                                                                        *
 **************************************************************************
 */

package com.dimdim.conference.ui.common.client.util;

import com.google.gwt.user.client.ui.Label;

/**
 * @author Jayant Pandit
 * @email Jayant.Pandit@communiva.com
 * 
 * This class creates a label with fixed length. If the given string is
 * longer than the specified max, the string is truncated in the length
 * and the full string is attached as a popup through focus listener.
 */

public class FixedLengthLabel extends Label {
    protected int maxLength;
    protected String fullText;

    public FixedLengthLabel(String text, int ml) {
        super(text);
        this.fullText = text;
        this.maxLength = ml;
        this.setText(text);
    }

    protected static String trimText(String text, int mL) {
        String s = text;
        if (s.length() >= mL) {
            s = text.substring(0, mL);
            s += "...";
        }
        return s;
    }

    public void setText(String text) {
        this.fullText = text;
        super.setText(trimText(text, this.maxLength));
    }

    public int getMaxLength() {
        return maxLength;
    }

    public void setMaxLength(int maxLength) {
        this.maxLength = maxLength;
        super.setText(trimText(fullText, this.maxLength));
    }
}