-/**
+/*
* Jexer - Java Text User Interface
*
* License: LGPLv3 or later
ECMA48,
/**
- * Synonym for ECMA48
+ * Synonym for ECMA48.
*/
XTERM
}
*/
private Map<TKeypress, TMenuItem> accelerators;
+ /**
+ * All menu items.
+ */
+ private List<TMenuItem> menuItems;
+
/**
* Windows and widgets pull colors from this ColorTheme.
*/
// Fall through...
case ECMA48:
backend = new ECMA48Backend(this, null, null);
+ break;
+ default:
+ throw new IllegalArgumentException("Invalid backend type: "
+ + backendType);
}
TApplicationImpl();
}
subMenus = new LinkedList<TMenu>();
timers = new LinkedList<TTimer>();
accelerators = new HashMap<TKeypress, TMenuItem>();
+ menuItems = new ArrayList<TMenuItem>();
// Setup the main consumer thread
primaryEventHandler = new WidgetEventHandler(this, true);
// secondary thread locks again. When it gives up, we have the
// single lock back.
boolean oldLock = unlockHandleEvent();
- assert (oldLock == true);
+ assert (oldLock);
while (secondaryEventReceiver != null) {
synchronized (primaryEventHandler) {
synchronized (windows) {
int z = window.getZ();
window.setZ(-1);
+ window.onUnfocus();
Collections.sort(windows);
windows.remove(0);
TWindow activeWindow = null;
w.setZ(w.getZ() - 1);
if (w.getZ() == 0) {
w.setActive(true);
+ w.onFocus();
assert (activeWindow == null);
activeWindow = w;
} else {
- w.setActive(false);
+ if (w.isActive()) {
+ w.setActive(false);
+ w.onUnfocus();
+ }
}
}
}
}
windows.get(activeWindowI).setActive(false);
windows.get(activeWindowI).setZ(windows.get(nextWindowI).getZ());
+ windows.get(activeWindowI).onUnfocus();
windows.get(nextWindowI).setZ(0);
windows.get(nextWindowI).setActive(true);
+ windows.get(nextWindowI).onFocus();
} // synchronized (windows)
assert (window.isModal());
}
for (TWindow w: windows) {
- w.setActive(false);
+ if (w.isActive()) {
+ w.setActive(false);
+ w.onUnfocus();
+ }
w.setZ(w.getZ() + 1);
}
windows.add(window);
- window.setActive(true);
window.setZ(0);
+ window.setActive(true);
+ window.onFocus();
}
}
// We will be switching to another window
assert (windows.get(0).isActive());
assert (!window.isActive());
+ windows.get(0).onUnfocus();
windows.get(0).setActive(false);
windows.get(0).setZ(window.getZ());
window.setZ(0);
window.setActive(true);
+ window.onFocus();
return;
}
}
}
/**
- * Add a keyboard accelerator to the global hash.
+ * Add a menu item to the global list. If it has a keyboard accelerator,
+ * that will be added the global hash.
*
- * @param item menu item this accelerator relates to
- * @param keypress keypress that will dispatch a TMenuEvent
+ * @param item the menu item
*/
- public final void addAccelerator(final TMenuItem item,
- final TKeypress keypress) {
+ public final void addMenuItem(final TMenuItem item) {
+ menuItems.add(item);
+
+ TKeypress key = item.getKey();
+ if (key != null) {
+ synchronized (accelerators) {
+ assert (accelerators.get(key) == null);
+ accelerators.put(key.toLowerCase(), item);
+ }
+ }
+ }
- synchronized (accelerators) {
- assert (accelerators.get(keypress) == null);
- accelerators.put(keypress, item);
+ /**
+ * Disable one menu item.
+ *
+ * @param id the menu item ID
+ */
+ public final void disableMenuItem(final int id) {
+ for (TMenuItem item: menuItems) {
+ if (item.getId() == id) {
+ item.setEnabled(false);
+ }
+ }
+ }
+
+ /**
+ * Disable the range of menu items with ID's between lower and upper,
+ * inclusive.
+ *
+ * @param lower the lowest menu item ID
+ * @param upper the highest menu item ID
+ */
+ public final void disableMenuItems(final int lower, final int upper) {
+ for (TMenuItem item: menuItems) {
+ if ((item.getId() >= lower) && (item.getId() <= upper)) {
+ item.setEnabled(false);
+ }
+ }
+ }
+
+ /**
+ * Enable one menu item.
+ *
+ * @param id the menu item ID
+ */
+ public final void enableMenuItem(final int id) {
+ for (TMenuItem item: menuItems) {
+ if (item.getId() == id) {
+ item.setEnabled(true);
+ }
+ }
+ }
+
+ /**
+ * Enable the range of menu items with ID's between lower and upper,
+ * inclusive.
+ *
+ * @param lower the lowest menu item ID
+ * @param upper the highest menu item ID
+ */
+ public final void enableMenuItems(final int lower, final int upper) {
+ for (TMenuItem item: menuItems) {
+ if ((item.getId() >= lower) && (item.getId() <= upper)) {
+ item.setEnabled(true);
+ }
}
}
*
* @param path path of selected file
* @return the result of the new file open box
+ * @throws IOException if java.io operation throws
*/
public final String fileOpenBox(final String path) throws IOException {
* @param path path of selected file
* @param type one of the Type constants
* @return the result of the new file open box
+ * @throws IOException if java.io operation throws
*/
public final String fileOpenBox(final String path,
final TFileOpenBox.Type type) throws IOException {