/** Synchronizes the state of the actions to the current state of this host. */
private void updateActions() {
final DeviceController currentDeviceController = getDeviceController();
final boolean deviceControllerSet = currentDeviceController != null;
final boolean deviceCapturing = deviceControllerSet && currentDeviceController.isCapturing();
final boolean deviceSetup =
deviceControllerSet && !deviceCapturing && currentDeviceController.isSetup();
getAction(CaptureAction.ID).setEnabled(deviceControllerSet);
getAction(CancelCaptureAction.ID).setEnabled(deviceCapturing);
getAction(RepeatCaptureAction.ID).setEnabled(deviceSetup);
final boolean projectChanged = this.projectManager.getCurrentProject().isChanged();
final boolean projectSavedBefore =
this.projectManager.getCurrentProject().getFilename() != null;
final boolean dataAvailable = this.dataContainer.hasCapturedData();
getAction(SaveProjectAction.ID).setEnabled(projectChanged);
getAction(SaveProjectAsAction.ID).setEnabled(projectSavedBefore && projectChanged);
getAction(SaveDataFileAction.ID).setEnabled(dataAvailable);
getAction(ZoomInAction.ID).setEnabled(dataAvailable);
getAction(ZoomOutAction.ID).setEnabled(dataAvailable);
getAction(ZoomDefaultAction.ID).setEnabled(dataAvailable);
getAction(ZoomFitAction.ID).setEnabled(dataAvailable);
final boolean triggerEnable = dataAvailable && this.dataContainer.hasTriggerData();
getAction(GotoTriggerAction.ID).setEnabled(triggerEnable);
// Update the cursor actions accordingly...
final boolean enableCursors = dataAvailable && this.dataContainer.isCursorsEnabled();
for (int c = 0; c < CapturedData.MAX_CURSORS; c++) {
final boolean enabled = enableCursors && this.dataContainer.isCursorPositionSet(c);
getAction(GotoNthCursorAction.getID(c)).setEnabled(enabled);
}
getAction(GotoFirstCursorAction.ID).setEnabled(enableCursors);
getAction(GotoLastCursorAction.ID).setEnabled(enableCursors);
getAction(SetCursorModeAction.ID).setEnabled(dataAvailable);
getAction(SetCursorModeAction.ID)
.putValue(Action.SELECTED_KEY, Boolean.valueOf(this.dataContainer.isCursorsEnabled()));
boolean anyCursorSet = false;
for (int c = 0; c < CapturedData.MAX_CURSORS; c++) {
final boolean cursorPositionSet = this.dataContainer.isCursorPositionSet(c);
anyCursorSet |= cursorPositionSet;
final Action action = getAction(SetCursorAction.getCursorId(c));
action.setEnabled(dataAvailable);
action.putValue(Action.SELECTED_KEY, Boolean.valueOf(cursorPositionSet));
}
getAction(ClearCursors.ID).setEnabled(enableCursors && anyCursorSet);
}
@SuppressWarnings("OverridableMethodCallInConstructor")
Notepad() {
super(true);
// Trying to set Nimbus look and feel
try {
for (LookAndFeelInfo info : UIManager.getInstalledLookAndFeels()) {
if ("Nimbus".equals(info.getName())) {
UIManager.setLookAndFeel(info.getClassName());
break;
}
}
} catch (Exception ignored) {
}
setBorder(BorderFactory.createEtchedBorder());
setLayout(new BorderLayout());
// create the embedded JTextComponent
editor = createEditor();
// Add this as a listener for undoable edits.
editor.getDocument().addUndoableEditListener(undoHandler);
// install the command table
commands = new HashMap<Object, Action>();
Action[] actions = getActions();
for (Action a : actions) {
commands.put(a.getValue(Action.NAME), a);
}
JScrollPane scroller = new JScrollPane();
JViewport port = scroller.getViewport();
port.add(editor);
String vpFlag = getProperty("ViewportBackingStore");
if (vpFlag != null) {
Boolean bs = Boolean.valueOf(vpFlag);
port.setScrollMode(bs ? JViewport.BACKINGSTORE_SCROLL_MODE : JViewport.BLIT_SCROLL_MODE);
}
JPanel panel = new JPanel();
panel.setLayout(new BorderLayout());
panel.add("North", createToolbar());
panel.add("Center", scroller);
add("Center", panel);
add("South", createStatusbar());
}
/** This is the hook through which all menu items are created. */
protected JMenuItem createMenuItem(String cmd) {
JMenuItem mi = new JMenuItem(getResourceString(cmd + labelSuffix));
URL url = getResource(cmd + imageSuffix);
if (url != null) {
mi.setHorizontalTextPosition(JButton.RIGHT);
mi.setIcon(new ImageIcon(url));
}
String astr = getProperty(cmd + actionSuffix);
if (astr == null) {
astr = cmd;
}
mi.setActionCommand(astr);
Action a = getAction(astr);
if (a != null) {
mi.addActionListener(a);
a.addPropertyChangeListener(createActionChangeListener(mi));
mi.setEnabled(a.isEnabled());
} else {
mi.setEnabled(false);
}
return mi;
}