/** Returns true iff there exist a session in the desktop. */
private boolean existsSession() {
JInternalFrame[] allFrames = desktopPane.getAllFramesInLayer(0);
for (JInternalFrame allFrame : allFrames) {
Object o = allFrame.getContentPane().getComponents()[0];
if (o instanceof SessionEditor) {
return true;
}
}
return false;
}
public SessionEditor getFrontmostSessionEditor() {
JInternalFrame[] allFrames = desktopPane.getAllFramesInLayer(0);
if (allFrames.length == 0) {
return null;
}
JInternalFrame frontmostFrame = allFrames[0];
Object o = frontmostFrame.getContentPane().getComponents()[0];
boolean isSessionEditor = o instanceof SessionEditor;
return isSessionEditor ? (SessionEditor) o : null;
}
public void closeEmptySessions() {
JInternalFrame[] frames = desktopPane.getAllFramesInLayer(0);
for (JInternalFrame frame : frames) {
Object o = frame.getContentPane().getComponents()[0];
if (o instanceof SessionEditor) {
SessionEditor sessionEditor = (SessionEditor) o;
SessionEditorWorkbench workbench = sessionEditor.getSessionWorkbench();
Graph graph = workbench.getGraph();
if (graph.getNumNodes() == 0) {
frame.dispose();
}
}
}
}
public void closeFrontmostSession() {
JInternalFrame[] frames = desktopPane.getAllFramesInLayer(0);
if (frames.length > 0) {
frames[0].dispose();
Map<SessionEditor, JInternalFrame> framesMap = this.framesMap;
for (Iterator<SessionEditor> i = framesMap.keySet().iterator(); i.hasNext(); ) {
SessionEditor key = i.next();
JInternalFrame value = framesMap.get(key);
if (value == frames[0]) {
i.remove();
break;
}
}
}
}
public boolean existsSessionByName(String filename) {
JInternalFrame[] allFrames = desktopPane.getAllFramesInLayer(0);
for (JInternalFrame allFrame : allFrames) {
Object o = allFrame.getContentPane().getComponents()[0];
if (o instanceof SessionEditor) {
SessionEditor editor = (SessionEditor) o;
String editorName = editor.getName();
if (editorName.equals(filename)) {
return true;
}
}
}
return false;
}