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| import java.awt.*;
import java.awt.event.*;
import javax.swing.*;
class FontDialogFrame extends JFrame
{
public FontDialogFrame()
{
setTitle("FontDialog");
setSize(DEFAULT_WIDTH, DEFAULT_HEIGHT);
GridBagLayout layout = new GridBagLayout();
getContentPane().setLayout(layout);
ActionListener listener = new FontAction();
// construction des composants
JLabel faceLabel = new JLabel("Face: ");
face = new JComboBox(new String[]
{
"Serif", "SansSerif", "Monospaced",
"Dialog", "DialogInput"
});
face.addActionListener(listener);
JLabel sizeLabel = new JLabel("Size: ");
size = new JComboBox(new String[]
{
"8", "10", "12", "15", "18", "24", "36", "48"
});
size.addActionListener(listener);
bold = new JCheckBox("Bold");
bold.addActionListener(listener);
italic = new JCheckBox("Italic");
italic.addActionListener(listener);
sample = new JTextArea();
sample.setText("Tout ca pour ca ! Y'a pas a dire, mais faut en taper du code...");
sample.setEditable(false);
sample.setLineWrap(true);
sample.setBorder(BorderFactory.createEtchedBorder());
// construction des contraintes et ajout des couples composant/contraintes
GridBagConstraints c1 = new GridBagConstraints();
c1.gridx = 0;
c1.gridy = 0;
c1.anchor = GridBagConstraints.EAST;
getContentPane().add(faceLabel,c1);
GridBagConstraints c2 = new GridBagConstraints();
c2.gridx = 1;
c2.gridy = 0;
c2.fill = GridBagConstraints.HORIZONTAL;
c2.weightx = 100;
c2.weighty = 0;
c2.insets = new Insets(1,0,0,0);
getContentPane().add(face,c2);
GridBagConstraints c3 = new GridBagConstraints();
c3.gridx = 0;
c3.gridy = 1;
c3.anchor = GridBagConstraints.EAST;
add(sizeLabel,c3);
GridBagConstraints c4 = new GridBagConstraints();
c4.gridx = 1;
c4.gridy = 1;
c4.weightx = 100;
c4.weighty = 0;
c4.insets = new Insets(1,0,0,0);
getContentPane().add(size,c4);
GridBagConstraints c5 = new GridBagConstraints();
c5.gridx = 0;
c5.gridy = 2;
c5.gridwidth = 2;
c5.gridheight = 1;
c5.anchor = GridBagConstraints.CENTER;
c5.weightx = 100;
c5.weighty = 100;
getContentPane().add(bold,c5);
GridBagConstraints c6 = new GridBagConstraints();
c6.gridx = 0;
c6.gridy = 3;
c6.gridwidth = 2;
c6.gridheight = 1;
c6.anchor = GridBagConstraints.CENTER;
c6.weightx = 100;
c6.weighty = 100;
getContentPane().add(italic,c6);
GridBagConstraints c7 = new GridBagConstraints();
c7.gridx = 2;
c7.gridy = 0;
c7.gridwidth = 1;
c7.gridheight = 4;
c7.fill = GridBagConstraints.BOTH;
c7.weightx = 100;
c7.weighty = 100;
getContentPane().add(sample,c7);
}
public static final int DEFAULT_WIDTH = 300;
public static final int DEFAULT_HEIGHT = 200;
private JComboBox face;
private JComboBox size;
private JCheckBox bold;
private JCheckBox italic;
private JTextArea sample;
private class FontAction implements ActionListener
{
public void actionPerformed(ActionEvent event)
{
String fontFace = (String) face.getSelectedItem();
int fontStyle = (bold.isSelected() ? Font.BOLD : 0)
+ (italic.isSelected() ? Font.ITALIC : 0);
int fontSize = Integer.parseInt((String) size.getSelectedItem());
Font font = new Font(fontFace, fontStyle, fontSize);
sample.setFont(font);
sample.repaint();
}
}
public static void main(String [] args)
{
FontDialogFrame frame = new FontDialogFrame();
}
} |
