/*
* (non-Javadoc)
*
* @see
* freemind.controller.MenuItemEnabledListener#isEnabled(javax.swing
* .JMenuItem, javax.swing.Action)
*/
public boolean isEnabled(JMenuItem item, Action action) {
String hookName = ((NodeHookAction) action).getHookName();
// the following function does not work without a running valid
// controller, so we comment it out.
// if(hookName.equals("accessories/plugins/NewEncryptedMap.properties"))
// {
// return true;
// }
if (!enabled) return false;
boolean isEncryptedNode = false;
boolean isOpened = false;
if (controller.getSelected() != null
&& controller.getSelected() instanceof EncryptedMindMapNode) {
isEncryptedNode = true;
EncryptedMindMapNode enode = (EncryptedMindMapNode) controller.getSelected();
isOpened = enode.isAccessible();
}
if (hookName.equals("accessories/plugins/EnterPassword.properties")) {
return isEncryptedNode;
} else {
/*
* you can insert an encrypted node, if the current selected
* node is not encrypted, or if it is opened.
*/
return (!isEncryptedNode || isOpened);
}
}
private void toggleCryptState(MindMapNode node) {
final MindMapController mindMapController = getMindMapController();
if (node instanceof EncryptedMindMapNode) {
EncryptedMindMapNode encNode = (EncryptedMindMapNode) node;
if (encNode.isAccessible()) {
// to remove all children views:
encNode.encrypt();
encNode.setShuttingDown(true);
} else {
doPasswordCheckAndDecryptNode(encNode);
}
mindMapController.nodeStructureChanged(encNode);
final MapView mapView = mindMapController.getView();
mapView.selectAsTheOnlyOneSelected(mapView.getNodeView(encNode));
encNode.setShuttingDown(false);
} else {
// box:
JOptionPane.showMessageDialog(
mindMapController.getFrame().getContentPane(),
mindMapController.getText(
"accessories/plugins/EncryptNode.properties_insert_encrypted_node_first"),
"Freemind",
JOptionPane.INFORMATION_MESSAGE);
}
}
private void newEncryptedMap() {
final StringBuffer password = getUsersPassword();
if (password == null) {
return;
}
ModeController newModeController = getMindMapController().getMode().createModeController();
EncryptedMindMapNode encryptedMindMapNode =
new EncryptedMindMapNode(
getMindMapController().getText("accessories/plugins/EncryptNode.properties_select_me"),
getMindMapController().getFrame(),
null);
encryptedMindMapNode.setPassword(password);
MapAdapter newModel =
new MindMapMapModel(
encryptedMindMapNode, getMindMapController().getFrame(), newModeController);
MindMapController mindmapcontroller = getMindMapController();
encryptedMindMapNode.setMap(newModel);
mindmapcontroller.newMap(newModel);
}
private void doPasswordCheckAndDecryptNode(EncryptedMindMapNode encNode) {
while (true) {
// get password:
final EnterPasswordDialog pwdDialog =
new EnterPasswordDialog(
(JFrame) getMindMapController().getFrame(), getMindMapController(), false);
pwdDialog.setModal(true);
pwdDialog.setVisible(true);
if (pwdDialog.getResult() == EnterPasswordDialog.CANCEL) {
return;
}
if (!encNode.decrypt(pwdDialog.getPassword())) {
// box:
JOptionPane.showMessageDialog(
getMindMapController().getFrame().getContentPane(),
getMindMapController()
.getText("accessories/plugins/EncryptNode.properties_wrong_password"),
"Freemind",
JOptionPane.ERROR_MESSAGE);
} else {
return; // correct password.
}
}
}