MultiBitFormattedTextField.java

/**
 * Copyright 2011 multibit.org
 *
 * Licensed under the MIT license (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 *
 *    http://opensource.org/licenses/mit-license.php
 *
 * 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.multibit.viewsystem.swing.view.components;

import java.awt.Dimension;
import java.awt.Font;
import java.awt.FontMetrics;
import java.text.DecimalFormat;

import javax.swing.JFormattedTextField;

import org.multibit.controller.Controller;

public class MultiBitFormattedTextField extends JFormattedTextField {

    private static final long serialVersionUID = 8706099337840832271L;
   
    private static final int HEIGHT_DELTA = 4;
    private static final int WIDTH_DELTA = 4;
    
    public MultiBitFormattedTextField(String text, int width, Controller controller, DecimalFormat format) {
        super(format);
        
        Font font = FontSizer.INSTANCE.getAdjustedDefaultFont();
        setFont(font);
        
        setText(text);
        
        FontMetrics fontMetrics = getFontMetrics(font);
        
        int preferredHeight = fontMetrics.getHeight() + HEIGHT_DELTA;
        int preferredWidth = fontMetrics.getMaxAdvance() * width + WIDTH_DELTA;
        
        setPreferredSize(new Dimension(preferredWidth, preferredHeight));
        setMinimumSize(new Dimension(preferredWidth, preferredHeight));
    }
}