@Override
public void onKeyDown(final KyPressedEvent evt) {
final Accelerator acc = evt.getAccelerator();
if (acc.getKeyCode() == KeyCode.UNDEFINED) return;
ModuleInfo moduleInfo = null;
// look up the module corresponding to this key press
moduleInfo = moduleService.getModuleForAccelerator(acc);
// TODO: ask options service whether the default modifier should be forced
final boolean addModifierAutomatically = true;
if (moduleInfo == null && addModifierAutomatically) {
// look up the module corresponding to this key press, plus control
final KeyCode keyCode = acc.getKeyCode();
final InputModifiers modifiers = forceDefaultModifier(acc.getModifiers());
final Accelerator modAcc = new Accelerator(keyCode, modifiers);
if (!acc.equals(modAcc)) {
moduleInfo = moduleService.getModuleForAccelerator(modAcc);
}
}
if (moduleInfo == null) return; // no matching module found
// run via command service, so that preprocessors are run
moduleService.run(moduleInfo, true, new Object[0]); // FIXME
// consume event, so that nothing else tries to handle it
evt.consume();
}
@Override
public ModuleInfo getModuleForAccelerator(final Accelerator acc) {
for (final ModuleInfo info : getModules()) {
final MenuPath menuPath = info.getMenuPath();
if (menuPath == null || menuPath.isEmpty()) continue;
if (acc.equals(menuPath.getLeaf().getAccelerator())) return info;
}
return null;
}
private InputModifiers forceDefaultModifier(final InputModifiers modifiers) {
final boolean forceMeta = Accelerator.isCtrlReplacedWithMeta();
final boolean forceCtrl = !forceMeta;
final boolean alt = modifiers.isAltDown();
final boolean altGr = modifiers.isAltGrDown();
final boolean ctrl = forceCtrl || modifiers.isCtrlDown();
final boolean meta = forceMeta || modifiers.isMetaDown();
final boolean shift = modifiers.isShiftDown();
return new InputModifiers(alt, altGr, ctrl, meta, shift, false, false, false);
}
private void parseMenu(
final MenuItem menuItem,
final double weight,
final MenuPath path,
final Map<String, MenuPath> menuTable) {
// build menu entry
final String name = menuItem.getLabel();
final MenuEntry entry = new MenuEntry(name, weight);
final MenuShortcut shortcut = menuItem.getShortcut();
if (shortcut != null) {
// convert AWT MenuShortcut to ImageJ Accelerator
final int code = shortcut.getKey();
final boolean meta = Accelerator.isCtrlReplacedWithMeta();
final boolean ctrl = !meta;
final boolean shift = shortcut.usesShiftModifier();
final KeyCode keyCode = KeyCode.get(code);
final InputModifiers modifiers =
new InputModifiers(false, false, ctrl, meta, shift, false, false, false);
final Accelerator acc = new Accelerator(keyCode, modifiers);
entry.setAccelerator(acc);
}
path.add(entry);
if (menuItem instanceof Menu) { // non-leaf
// recursively process child menu items
final Menu menu = (Menu) menuItem;
final int itemCount = menu.getItemCount();
double w = -1;
for (int i = 0; i < itemCount; i++) {
final MenuItem item = menu.getItem(i);
final boolean isSeparator = item.getLabel().equals("-");
if (isSeparator) w += 10;
else w += 1;
parseMenu(item, w, new MenuPath(path), menuTable);
}
} else { // leaf item
// add menu item to table
menuTable.put(menuItem.getLabel(), path);
}
}