@Override
protected void fireActionPerformed(ActionEvent event) {
try {
this.setSelected(true);
// create the dialog if this has not been done yet.
if (this.dialog == null) {
// Get the top level ancestor as parent for the new dialog.
// This ensures that on Mac OS X the global menu bar remains
// visible while the dialog is open.
final Container parent = this.getTopLevelAncestor();
dialog =
JColorChooser.createDialog(
parent,
colorChooserTitle,
true, // modal
colorChooser,
this, // OK button handler
null); // no CANCEL button handler
dialog.pack();
dialog.setResizable(false);
}
// show the dialog
colorChooser.setColor(color);
dialog.setVisible(true);
/* A simpler option that is displaying the ugly preview panel:
Color newColor = JColorChooser.showDialog(this.getTopLevelAncestor(),
colorChooserTitle, color);
if (newColor != null){
// only set color and fire an event when user did not cancel.
this.setColor(newColor);
super.fireActionPerformed(event);
}*/
} catch (Exception e) {
} finally {
this.setSelected(false);
}
}
/**
* Display a dialog which can be used to select a color
*
* @param dialogTitle
* @param defaultColor The currently selected color
* @return The color the user selected, or null if none/cancelled
*/
public static Color showColorChooserDialog(String dialogTitle, Color defaultColor) {
Color color = null;
JColorChooser chooser = new JColorChooser();
chooser.setColor(defaultColor);
while (true) {
int response =
JOptionPane.showConfirmDialog(
IGV.getMainFrame(), chooser, dialogTitle, JOptionPane.OK_CANCEL_OPTION);
if ((response == JOptionPane.CANCEL_OPTION) || (response == JOptionPane.CLOSED_OPTION)) {
return null;
}
color = chooser.getColor();
if (color == null) {
continue;
} else {
break;
}
}
return color;
}
/** Set the colour the user has chosen. */
public void setColour(Color color) {
tcc.setColor(color);
}
