public AppCommand getCommand(
KeySequence keys, int editorMode, Map<AppCommand, Boolean> maskedCommands) {
if (!bindings_.containsKey(keys)) return null;
List<AppCommandBinding> commands = bindings_.get(keys);
for (AppCommandBinding binding : commands) {
int disableModes = binding.getShortcut().getDisableModes();
AppCommand command = binding.getCommand();
// If this command is masked by another command, skip it.
if (maskedCommands != null && maskedCommands.containsKey(command)) continue;
// Check to see whether this command is enabled for the current
// editor mode.
boolean enabled = command.isEnabled() && (disableModes & editorMode) == 0;
if (enabled) return command;
}
return null;
}
private boolean dispatch(
KeyboardShortcut shortcut,
Map<KeyboardShortcut, ArrayList<AppCommand>> bindings,
NativeEvent event,
Map<AppCommand, Boolean> maskedCommandsMap) {
if (!bindings.containsKey(shortcut) || bindings.get(shortcut) == null) return false;
AppCommand command = null;
for (int i = 0; i < bindings.get(shortcut).size(); i++) {
command = bindings.get(shortcut).get(i);
if (command != null) {
boolean enabled = isEnabled() && command.isEnabled();
// some commands want their keyboard shortcut to pass through
// to the browser when they are disabled (e.g. Cmd+W)
if (!enabled && !command.preventShortcutWhenDisabled()) return false;
// if we've remapped an AppCommand to a new binding, it's
// implicitly disabled
if (maskedCommandsMap != null && maskedCommandsMap.containsKey(command)) {
command = null;
continue;
}
event.preventDefault();
// if this command is enabled, execute it and stop looking
if (enabled) {
command.executeFromShortcut();
break;
}
}
}
return command != null;
}