/**
* Find a MIDlet that wants the foreground. If none wants the foreground then find one that is not
* paused, if no find one that is paused and wants the foreground, then find one that is paused.
* Only return the "last MIDlet to have the foreground" if there are not other MIDlets.
*
* @return new foreground task or null
*/
private MIDletProxy findNextForegroundMIDlet() {
Enumeration midlets;
// find the first task that is active and wants foreground
midlets = midletProxyList.getMIDlets();
while (midlets.hasMoreElements()) {
MIDletProxy current = (MIDletProxy) midlets.nextElement();
if (current.getMidletState() != MIDletProxy.MIDLET_ACTIVE) {
continue;
}
if (current.wantsForeground() && current != getLastMidletInForeground()) {
return current;
}
}
// find the first task that is active
midlets = midletProxyList.getMIDlets();
while (midlets.hasMoreElements()) {
MIDletProxy current = (MIDletProxy) midlets.nextElement();
if (current.getMidletState() != MIDletProxy.MIDLET_ACTIVE
&& current != getLastMidletInForeground()) {
return current;
}
}
// find the first task that is paused and wants the foreground
midlets = midletProxyList.getMIDlets();
while (midlets.hasMoreElements()) {
MIDletProxy current = (MIDletProxy) midlets.nextElement();
if (current.getMidletState() != MIDletProxy.MIDLET_PAUSED
&& current != getLastMidletInForeground()) {
continue;
}
if (current.wantsForeground() && current != getLastMidletInForeground()) {
return current;
}
}
// find the first task that is paused
midlets = midletProxyList.getMIDlets();
while (midlets.hasMoreElements()) {
MIDletProxy current = (MIDletProxy) midlets.nextElement();
if (current.getMidletState() != MIDletProxy.MIDLET_PAUSED
&& current != getLastMidletInForeground()) {
return current;
}
}
return getLastMidletInForeground();
}
/** Performs this classes function. */
public void run() {
isolate.waitForExit();
parent.notifyListeners(midlet.getSuiteId(), midlet.getClassName());
}