/** Does the actual reload of Main Menu */
private void doReload(final boolean canWait) {
if (menu.getDisplay().isDisposed()) {
log.warn("Menu disposed - won't reload");
return;
}
menu.getDisplay()
.asyncExec(
new Runnable() {
public void run() {
try {
if (canWait) {
if (hiddenSince == -1) {
log.debug("Skipping planned reload as it was forced a while ago.");
return;
}
if (hiddenSince == 0L) {
log.debug("Menu now open, reload skipped");
isReloading = false;
return;
} else if (System.currentTimeMillis() - hiddenSince
< cfg.getMenuReloadDelay()) {
// menu is actively used, try reloading later
if (log.isDebugEnabled()) {
log.debug(
"Reloading later, menu is not sleeping "
+ "long enough: ("
+ ((System.currentTimeMillis() - hiddenSince) / 1000.0)
+ " seconds)");
}
isReloading = false;
reloadMenu(true);
return;
}
} else {
// way of telling other reloader threads to stay the f*** away :)
hiddenSince = -1;
}
clearMenu();
loadMenu();
Runtime.getRuntime().gc();
} catch (final Exception e) {
log.debug("Failed reloading menu", e);
}
isReloading = false;
hiddenSince = System.currentTimeMillis();
enqueueIdleReload();
}
});
}
private void showStandaloneViewMenu(
ExecutionEvent event, MPart model, MMenu menuModel, Composite partContainer) {
Shell shell = partContainer.getShell();
Menu menu = (Menu) menuModel.getWidget();
if (menu == null) {
IPresentationEngine engine =
(IPresentationEngine) HandlerUtil.getVariable(event, IPresentationEngine.class.getName());
menu = (Menu) engine.createGui(menuModel, shell, model.getContext());
if (menu != null) {
final Menu tmpMenu = menu;
partContainer.addDisposeListener(
new DisposeListener() {
public void widgetDisposed(DisposeEvent e) {
tmpMenu.dispose();
}
});
}
}
Display display = menu.getDisplay();
Point location = display.map(partContainer, null, partContainer.getLocation());
Point size = partContainer.getSize();
menu.setLocation(location.x + size.x, location.y);
menu.setVisible(true);
while (!menu.isDisposed() && menu.isVisible()) {
if (!display.readAndDispatch()) display.sleep();
}
if (!(menu.getData() instanceof MenuManager)) {
menu.dispose();
}
}
public static void setVisiable(ActionContext actionContext) throws OgnlException {
Thing self = (Thing) actionContext.get("self");
String method = self.getString("method");
if (method == null || "".equals(method)) {
method = "enable";
}
String controlList = self.getString("controlList");
if (controlList == null || "".equals(controlList)) {
return;
}
for (String controlName : controlList.split("[,]")) {
Object c = Ognl.getValue(controlName, actionContext);
if (c instanceof Control) {
final Control control = (Control) c;
if (control != null) {
final String m = method;
control
.getDisplay()
.asyncExec(
new Runnable() {
public void run() {
if ("true".equals(m)) {
control.setVisible(true);
} else if ("false".equals(m)) {
control.setVisible(false);
} else if ("reverse".equals(m)) {
control.setVisible(!control.getEnabled());
}
}
});
}
} else if (c instanceof Menu) {
final Menu item = (Menu) c;
final String m = method;
item.getDisplay()
.asyncExec(
new Runnable() {
public void run() {
if ("true".equals(m)) {
item.setVisible(true);
} else if ("false".equals(m)) {
item.setVisible(false);
} else if ("reverse".equals(m)) {
item.setVisible(!item.getEnabled());
}
}
});
}
}
}