public void showDialog(JComponent dialog) {
closeDialog();
JRootPane rootPane = SwingUtilities.getRootPane(mainPanel);
if (rootPane == null) {
log.severe("could not find root pane for viewer to show dialog " + dialog);
} else {
JLayeredPane layeredPane = rootPane.getLayeredPane();
Dimension d = dialog.getPreferredSize();
if (dialogPanel == null) {
dialogPanel = new DialogPanel(this, new BorderLayout());
}
Insets insets = dialogPanel.getInsets();
int width = viewerPanel.getWidth() - insets.left - insets.right;
int height = viewerPanel.getHeight() - insets.top - insets.bottom;
if (d.width > width) {
d.width = width;
}
if (d.height > height) {
d.height = height;
}
dialogPanel.add(dialog, BorderLayout.CENTER);
dialogPanel.setBounds(
((width - d.width) >> 1) + insets.left,
((height - d.height) >> 1) + insets.top,
d.width + insets.left + insets.right,
d.height + insets.top + insets.bottom);
dialog.setVisible(true);
layeredPane.add(dialogPanel, DIALOG_LAYER);
currentDialog = dialog;
mainPanel.repaint();
}
}
