/*
* Copyright (c) 1996, 2012, Oracle and/or its affiliates. All rights reserved.
* DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
*
* This code is free software; you can redistribute it and/or modify it
* under the terms of the GNU General Public License version 2 only, as
* published by the Free Software Foundation. Oracle designates this
* particular file as subject to the "Classpath" exception as provided
* by Oracle in the LICENSE file that accompanied this code.
*
* This code is distributed in the hope that it will be useful, but WITHOUT
* ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
* FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
* version 2 for more details (a copy is included in the LICENSE file that
* accompanied this code).
*
* You should have received a copy of the GNU General Public License version
* 2 along with this work; if not, write to the Free Software Foundation,
* Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
*
* Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
* or visit www.oracle.com if you need additional information or have any
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*/
package com.sun.beans.editors;
import java.awt.*;
import java.beans.*;
public class FontEditor extends Panel implements java.beans.PropertyEditor {
private static final long serialVersionUID = 6732704486002715933L;
public FontEditor() {
setLayout(null);
toolkit = Toolkit.getDefaultToolkit();
fonts = toolkit.getFontList();
familyChoser = new Choice();
for (int i = 0; i < fonts.length; i++) {
familyChoser.addItem(fonts[i]);
}
add(familyChoser);
familyChoser.reshape(20, 5, 100, 30);
styleChoser = new Choice();
for (int i = 0; i < styleNames.length; i++) {
styleChoser.addItem(styleNames[i]);
}
add(styleChoser);
styleChoser.reshape(145, 5, 70, 30);
sizeChoser = new Choice();
for (int i = 0; i < pointSizes.length; i++) {
sizeChoser.addItem("" + pointSizes[i]);
}
add(sizeChoser);
sizeChoser.reshape(220, 5, 70, 30);
resize(300,40);
}
public Dimension preferredSize() {
return new Dimension(300, 40);
}
public void setValue(Object o) {
font = (Font) o;
if (this.font == null)
return;
changeFont(font);
// Update the current GUI choices.
for (int i = 0; i < fonts.length; i++) {
if (fonts[i].equals(font.getFamily())) {
familyChoser.select(i);
break;
}
}
for (int i = 0; i < styleNames.length; i++) {
if (font.getStyle() == styles[i]) {
styleChoser.select(i);
break;
}
}
for (int i = 0; i < pointSizes.length; i++) {
if (font.getSize() <= pointSizes[i]) {
sizeChoser.select(i);
break;
}
}
}
private void changeFont(Font f) {
font = f;
if (sample != null) {
remove(sample);
}
sample = new Label(sampleText);
sample.setFont(font);
add(sample);
Component p = getParent();
if (p != null) {
p.invalidate();
p.layout();
}
invalidate();
layout();
repaint();
support.firePropertyChange("", null, null);
}
public Object getValue() {
return (font);
}
public String getJavaInitializationString() {
if (this.font == null)
return "null";
return "new java.awt.Font(\"" + font.getName() + "\", " +
font.getStyle() + ", " + font.getSize() + ")";
}
public boolean action(Event e, Object arg) {
String family = familyChoser.getSelectedItem();
int style = styles[styleChoser.getSelectedIndex()];
int size = pointSizes[sizeChoser.getSelectedIndex()];
try {
Font f = new Font(family, style, size);
changeFont(f);
} catch (Exception ex) {
System.err.println("Couldn't create font " + family + "-" +
styleNames[style] + "-" + size);
}
return (false);
}
public boolean isPaintable() {
return true;
}
public void paintValue(java.awt.Graphics gfx, java.awt.Rectangle box) {
// Silent noop.
Font oldFont = gfx.getFont();
gfx.setFont(font);
FontMetrics fm = gfx.getFontMetrics();
int vpad = (box.height - fm.getAscent())/2;
gfx.drawString(sampleText, 0, box.height-vpad);
gfx.setFont(oldFont);
}
public String getAsText() {
if (this.font == null) {
return null;
}
StringBuilder sb = new StringBuilder();
sb.append(this.font.getName());
sb.append(' ');
boolean b = this.font.isBold();
if (b) {
sb.append("BOLD");
}
boolean i = this.font.isItalic();
if (i) {
sb.append("ITALIC");
}
if (b || i) {
sb.append(' ');
}
sb.append(this.font.getSize());
return sb.toString();
}
public void setAsText(String text) throws IllegalArgumentException {
setValue((text == null) ? null : Font.decode(text));
}
public String[] getTags() {
return null;
}
public java.awt.Component getCustomEditor() {
return this;
}
public boolean supportsCustomEditor() {
return true;
}
public void addPropertyChangeListener(PropertyChangeListener l) {
support.addPropertyChangeListener(l);
}
public void removePropertyChangeListener(PropertyChangeListener l) {
support.removePropertyChangeListener(l);
}
private Font font;
private Toolkit toolkit;
private String sampleText = "Abcde...";
private Label sample;
private Choice familyChoser;
private Choice styleChoser;
private Choice sizeChoser;
private String fonts[];
private String[] styleNames = { "plain", "bold", "italic" };
private int[] styles = { Font.PLAIN, Font.BOLD, Font.ITALIC };
private int[] pointSizes = { 3, 5, 8, 10, 12, 14, 18, 24, 36, 48 };
private PropertyChangeSupport support = new PropertyChangeSupport(this);
}