public void perform() {
Layer selectedLayer = getSelectedLayer();
original = selectedLayer.getStyleBlackboard();
EditorPageManager manager =
EditorPageManager.loadManager(PrintingPlugin.getDefault(), selectedLayer);
Shell parentShell = PlatformUI.getWorkbench().getActiveWorkbenchWindow().getShell();
StyleEditorDialog dialog =
StyleEditorDialog.createDialogOn(parentShell, null, selectedLayer, manager);
dialog.setBlockOnOpen(true);
int returnCode = dialog.open();
if (returnCode != Window.OK) {
selectedLayer.setStyleBlackboard(original);
original = null;
}
}
