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import java.awt.*;
class RoomFrame extends Frame // implements Runnable
{
// Graphics Objects
private Panel panel = new Panel();
private TextField tfInput = new TextField(80);
private TextArea taOutput = new TextArea(80,10);
Button bLeave = new Button("Leave");
ImageCanvas icOutput = new ImageCanvas();
void InitGraphics()
{
GridBagLayout gbl = new GridBagLayout();
GridBagConstraints gbc = new GridBagConstraints();
setFont(new Font("Helvetica", Font.PLAIN, 14));
panel.setLayout (gbl);
gbc.weightx = 1.0;
gbc.weighty = 1.0;
// First the Image so that sizes are fixed
gbc.gridx = 1;
gbc.gridy = 0;
gbc.anchor = GridBagConstraints.CENTER;
gbc.fill = GridBagConstraints.NONE;
gbl.setConstraints(icOutput, gbc);
panel.add(icOutput);
// The Text Output Area
gbc.gridx = 0;
gbc.gridy = 0;
gbc.anchor = GridBagConstraints.WEST;
gbc.fill = GridBagConstraints.HORIZONTAL;
gbl.setConstraints(taOutput,gbc);
taOutput.setEditable(false);
panel.add(taOutput);
// The Text Input Field
gbc.gridx = 0;
gbc.gridy = 1;
gbc.anchor = GridBagConstraints.WEST;
gbc.fill = GridBagConstraints.HORIZONTAL;
gbl.setConstraints(tfInput,gbc);
panel.add(tfInput);
// The Leave Button
gbc.gridx = 1;
gbc.gridy = 1;
gbc.anchor = GridBagConstraints.WEST;
gbc.fill = GridBagConstraints.HORIZONTAL;
gbl.setConstraints(bLeave,gbc);
panel.add(bLeave);
}
public RoomFrame()
{
this("Anonymous");
}
public RoomFrame(String s)
{
InitGraphics();
super(s);
this.pack();
this.show();
}
public boolean handleEvent(Event event)
{
if (event.id == Event.WINDOW_DESTROY)
dispose();
return super.handleEvent(event);
}
}
class ImageCanvas extends Canvas {
Image image_;
int imgWidth_ = 128;
int imgHeight_ = 128;
public Dimension preferredSize() {
return minimumSize();
}
public Dimension minimumSize() {
return new Dimension(imgWidth_, imgHeight_);
}
public void image(Image newIm) {
image_ = newIm;
}
public Image image() {
return image_;
}
public void paint(Graphics g) {
g.drawImage(image_,0,0,this);
}
public void update() {
paint();
}
} // End of the Image Canvas Class
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