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import java.awt.BorderLayout;
import java.awt.Color;
import java.awt.Container;
import java.awt.Dimension;
import java.awt.Font;
import java.awt.Frame;
import java.awt.GraphicsEnvironment;
import java.awt.event.ActionEvent;
import java.awt.event.ActionListener;
import java.awt.event.WindowAdapter;
import java.awt.event.WindowEvent;
import javax.swing.JButton;
import javax.swing.JCheckBox;
import javax.swing.JColorChooser;
import javax.swing.JComboBox;
import javax.swing.JComponent;
import javax.swing.JDialog;
import javax.swing.JLabel;
import javax.swing.JPanel;
import javax.swing.JSpinner;
import javax.swing.SpinnerNumberModel;
import javax.swing.event.ChangeEvent;
import javax.swing.event.ChangeListener;
import javax.swing.text.AttributeSet;
import javax.swing.text.SimpleAttributeSet;
import javax.swing.text.StyleConstants;
public class JFontChooser extends JDialog implements ActionListener {
/** DOCUMENT_ME */
private JColorChooser colorChooser = null;
/** DOCUMENT_ME */
private JComboBox fontName = null;
/** DOCUMENT_ME */
private JCheckBox fontBold;
/** DOCUMENT_ME */
private JCheckBox fontItalic = null;
/** DOCUMENT_ME */
private JSpinner fontSize = null;
/** DOCUMENT_ME */
private JLabel previewLabel = null;
/** DOCUMENT_ME */
private SimpleAttributeSet attributes = null;
/** DOCUMENT_ME */
private Font newFont = null;
/** DOCUMENT_ME */
private Color newColor = null;
/** DOCUMENT_ME */
private JComponent compo = null;
/**
* Creates a new JFontChooser object.
*
* @param parent DOCUMENT ME!
* @param compo DOCUMENT ME!
*/
public JFontChooser(Frame parent, JComponent compo) {
super(parent, "Font Chooser", true);
this.compo = compo;
setSize(450, 450);
attributes = new SimpleAttributeSet();
// Make sure that any way the user cancels the window does the right thing
addWindowListener(new WindowAdapter() {
public void windowClosing(WindowEvent e) {
closeAndCancel();
}
});
// Start the long process of setting up our interface
Container c = getContentPane();
JPanel fontPanel = new JPanel();
fontName = new JComboBox(GraphicsEnvironment.getLocalGraphicsEnvironment()
.getAvailableFontFamilyNames());
fontName.setSelectedItem(compo.getFont().getName());
fontName.addActionListener(this);
fontSize = new JSpinner(new SpinnerNumberModel(compo.getFont().getSize(),
4, 50, 2));
fontSize.addChangeListener(new ChangeListener() {
public void stateChanged(ChangeEvent arg0) {
actionPerformed(null);
}
});
fontBold = new JCheckBox("Bold");
fontBold.setSelected(compo.getFont().isBold());
fontBold.addActionListener(this);
fontItalic = new JCheckBox("Italic");
fontItalic.setSelected(compo.getFont().isItalic());
fontItalic.addActionListener(this);
fontPanel.add(fontName);
fontPanel.add(new JLabel(" Size: "));
fontPanel.add(fontSize);
fontPanel.add(fontBold);
fontPanel.add(fontItalic);
c.add(fontPanel, BorderLayout.NORTH);
// Set up the color chooser panel and attach a change listener so that color
// updates get reflected in our preview label.
colorChooser = new JColorChooser(compo.getForeground());
colorChooser.getSelectionModel().addChangeListener(new ChangeListener() {
public void stateChanged(ChangeEvent e) {
updatePreviewColor();
}
});
c.add(colorChooser, BorderLayout.CENTER);
JPanel previewPanel = new JPanel(new BorderLayout());
previewLabel = new JLabel("Le résultat ressemblera un peu à ça");
previewLabel.setBackground(Color.WHITE);
previewLabel.setForeground(colorChooser.getColor());
previewPanel.add(previewLabel, BorderLayout.CENTER);
// Add in the Ok and Cancel buttons for our dialog box
JButton okButton = new JButton("Ok");
okButton.addActionListener(new ActionListener() {
public void actionPerformed(ActionEvent ae) {
closeAndApply();
}
});
JButton cancelButton = new JButton("Cancel");
cancelButton.addActionListener(new ActionListener() {
public void actionPerformed(ActionEvent ae) {
closeAndCancel();
}
});
JPanel controlPanel = new JPanel();
controlPanel.add(okButton);
controlPanel.add(cancelButton);
previewPanel.add(controlPanel, BorderLayout.SOUTH);
// Give the preview label room to grow.
previewPanel.setMinimumSize(new Dimension(100, 100));
previewPanel.setPreferredSize(new Dimension(100, 100));
c.add(previewPanel, BorderLayout.SOUTH);
actionPerformed(null);
}
// Ok, something in the font changed, so figure that out and make a
// new font for the preview label
public void actionPerformed(ActionEvent ae) {
// Check the name of the font
if (!StyleConstants.getFontFamily(attributes).equals(fontName.getSelectedItem())) {
StyleConstants.setFontFamily(attributes,
(String) fontName.getSelectedItem());
}
// Check the font size (no error checking yet)
if (StyleConstants.getFontSize(attributes) != ((Integer) fontSize.getValue()).intValue()) {
StyleConstants.setFontSize(attributes,
((Integer) fontSize.getValue()).intValue());
}
// Check to see if the font should be bold
if (StyleConstants.isBold(attributes) != fontBold.isSelected()) {
StyleConstants.setBold(attributes, fontBold.isSelected());
}
// Check to see if the font should be italic
if (StyleConstants.isItalic(attributes) != fontItalic.isSelected()) {
StyleConstants.setItalic(attributes, fontItalic.isSelected());
}
// and update our preview label
updatePreviewFont();
}
// Get the appropriate font from our attributes object and update
// the preview label
protected void updatePreviewFont() {
String name = StyleConstants.getFontFamily(attributes);
boolean bold = StyleConstants.isBold(attributes);
boolean ital = StyleConstants.isItalic(attributes);
int size = StyleConstants.getFontSize(attributes);
//Bold and italic donât work properly in beta 4.
Font f = new Font(name, (bold ? Font.BOLD : 0) + (ital ? Font.ITALIC : 0),
size);
previewLabel.setFont(f);
}
// Get the appropriate color from our chooser and update previewLabel
protected void updatePreviewColor() {
previewLabel.setForeground(colorChooser.getColor());
// Manually force the label to repaint
previewLabel.repaint();
}
/**
* DOCUMENT ME!
*
* @return DOCUMENT ME!
*/
public Font getNewFont() {
return newFont;
}
/**
* DOCUMENT ME!
*
* @return DOCUMENT ME!
*/
public Color getNewColor() {
return newColor;
}
/**
* DOCUMENT ME!
*
* @return DOCUMENT ME!
*/
public AttributeSet getAttributes() {
return attributes;
}
/**
* DOCUMENT ME!
*/
public void closeAndApply() {
// Save font & color information
newFont = previewLabel.getFont();
newColor = previewLabel.getForeground();
// apply the changes to the jcomponent
compo.setFont(newFont);
compo.setForeground(newColor);
// Close the window
setVisible(false);
}
/**
* DOCUMENT ME!
*/
public void closeAndCancel() {
// Erase any font information and then close the window
newFont = null;
newColor = null;
setVisible(false);
}
int showDialog(Container parent) {
throw new UnsupportedOperationException("Not yet implemented");
}
} |
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