private JScrollPane getScrollPane() {
if (desktop.getParent() instanceof JViewport) {
JViewport viewPort = (JViewport) desktop.getParent();
if (viewPort.getParent() instanceof JScrollPane) return (JScrollPane) viewPort.getParent();
}
return null;
}
protected void resizeDesktop() {
int x = 0;
int y = 0;
JScrollPane scrollPane = getScrollPane();
Insets scrollInsets = getScrollPaneInsets();
if (scrollPane != null) {
JInternalFrame allFrames[] = desktop.getAllFrames();
for (int i = 0; i < allFrames.length; i++) {
if (allFrames[i].getX() + allFrames[i].getWidth() > x) {
x = allFrames[i].getX() + allFrames[i].getWidth();
}
if (allFrames[i].getY() + allFrames[i].getHeight() > y) {
y = allFrames[i].getY() + allFrames[i].getHeight();
}
}
Dimension d = scrollPane.getVisibleRect().getSize();
if (scrollPane.getBorder() != null) {
d.setSize(
d.getWidth() - scrollInsets.left - scrollInsets.right,
d.getHeight() - scrollInsets.top - scrollInsets.bottom);
}
if (x <= d.getWidth()) x = ((int) d.getWidth()) - 20;
if (y <= d.getHeight()) y = ((int) d.getHeight()) - 20;
desktop.setAllSize(x, y);
scrollPane.invalidate();
scrollPane.validate();
}
}
/** Description of the Method */
private void buildChildMenus() {
JInternalFrame[] array = desktop.getAllFrames();
// update window organization commands
cascadeCommand.setEnabled(array.length > 0);
tileHCommand.setEnabled(array.length > 0);
tileVCommand.setEnabled(array.length > 0);
arrangeHCommand.setEnabled(array.length > 0);
arrangeVCommand.setEnabled(array.length > 0);
if (array.length == 0) {
return;
}
addSeparator();
for (int i = 0; i < array.length; i++) {
ChildMenuItem menu = new ChildMenuItem(array[i]);
menu.setState(i == 0);
menu.addActionListener(
new ActionListener() {
public void actionPerformed(ActionEvent ae) {
JInternalFrame frame = ((ChildMenuItem) ae.getSource()).getFrame();
frame.moveToFront();
try {
frame.setSelected(true);
} catch (PropertyVetoException e) {
e.printStackTrace();
}
}
});
menu.setIcon(array[i].getFrameIcon());
add(menu);
}
}
public void setNormalSize() {
JScrollPane scrollPane = getScrollPane();
int x = 0;
int y = 0;
Insets scrollInsets = getScrollPaneInsets();
if (scrollPane != null) {
Dimension d = scrollPane.getVisibleRect().getSize();
if (scrollPane.getBorder() != null) {
d.setSize(
d.getWidth() - scrollInsets.left - scrollInsets.right,
d.getHeight() - scrollInsets.top - scrollInsets.bottom);
}
d.setSize(d.getWidth() - 20, d.getHeight() - 20);
desktop.setAllSize(x, y);
scrollPane.invalidate();
scrollPane.validate();
}
}