private MWindow getWindow() {
if (workbenchWindow != null) return workbenchWindow;
if (application.getSelectedElement() != null) return application.getSelectedElement();
List<MWindow> windows = application.getChildren();
if (windows.size() != 0) return windows.get(0);
return null;
}
/**
* Locate an action (a menu item, actually) with the given id in the current menu bar and run it.
*
* @param actionId the action to find
* @return true if an action was found, false otherwise
*/
private boolean runAction(String actionId) {
MWindow window = app.getSelectedElement();
if (window == null) {
return false;
}
MMenu topMenu = window.getMainMenu();
MMenuItem item = findAction(actionId, topMenu);
if (item == null || !item.isEnabled()) {
return false;
}
try {
// disable the about and prefs items -- they shouldn't be
// able to be run when another item is being triggered
final Display display = Display.getDefault();
MenuItem aboutItem = null;
boolean aboutEnabled = true;
MenuItem prefsItem = null;
boolean prefsEnabled = true;
Menu appMenuBar = display.getMenuBar();
if (appMenuBar != null) {
aboutItem = findMenuItemById(appMenuBar, SWT.ID_ABOUT);
if (aboutItem != null) {
aboutEnabled = aboutItem.getEnabled();
aboutItem.setEnabled(false);
}
prefsItem = findMenuItemById(appMenuBar, SWT.ID_PREFERENCES);
if (prefsItem != null) {
prefsEnabled = prefsItem.getEnabled();
prefsItem.setEnabled(false);
}
}
try {
simulateMenuSelection(item);
} finally {
if (prefsItem != null) {
prefsItem.setEnabled(prefsEnabled);
}
if (aboutItem != null) {
aboutItem.setEnabled(aboutEnabled);
}
}
} catch (Exception e) {
// theoretically, one of
// SecurityException,Illegal*Exception,InvocationTargetException,NoSuch*Exception
// not expected to happen at all.
log(e);
// return false?
}
return true;
}
private static IEclipseContext getActiveChildContext(MApplication application) {
MWindowElement nonContainer =
getNonContainer(application.getSelectedElement().getSelectedElement());
return ((MContext) nonContainer).getContext();
}