public void run() {
try {
Event tEvent = new Event("PointRightEvent");
tEvent.addField("Screen", mMachineName);
// This target
tEvent.addField("PointRightEventType", "MouseEvent");
// SrcMachine
tEvent.addField("srcMachineName", String.class);
// To distinguish unmarked
tEvent.addField("level", Integer.class);
// This type of event use Screen to determine target
// tEvent.addField("Target", String.class);
while (isRunning) {
try {
Event iEvent = mEventHeap.waitForEvent(tEvent);
Integer level = (Integer) iEvent.getPostValue("level");
if (level.intValue() < 1) continue;
String Target = (String) iEvent.getPostValueString("Screen");
if (!Target.equals(mMachineName)) continue;
// Check if source is in list exists
String srcMachineName = iEvent.getPostValueString("srcMachineName");
// System.pi
// If yes updatet the point that is associated by
// else create a new name->point mapping
boolean leftButtonPressed =
((Integer) iEvent.getPostValue("LeftButton")).equals(new Integer(1));
boolean middeButtonPressed =
((Integer) iEvent.getPostValue("MiddleButton")).equals(new Integer(1));
boolean rightButtonPressed =
((Integer) iEvent.getPostValue("RightButton")).equals(new Integer(1));
// process postion events
Point newPoint = updatePoint(iEvent);
if (newPoint != null) nameToPointTable.put(srcMachineName, newPoint);
else nameToPointTable.remove(srcMachineName);
// process click events
if (leftButtonPressed || middeButtonPressed || rightButtonPressed) {
srcThatIsDragging = srcMachineName;
handleButtonClickDown(leftButtonPressed, leftIsDown, InputEvent.BUTTON1_MASK);
handleButtonClickDown(middeButtonPressed, middleIsDown, InputEvent.BUTTON2_MASK);
handleButtonClickDown(rightButtonPressed, rightIsDown, InputEvent.BUTTON3_MASK);
} else {
if (srcThatIsDragging.equals(srcMachineName)) {
handleButtonClickUp(leftIsDown, InputEvent.BUTTON1_MASK);
handleButtonClickUp(middleIsDown, InputEvent.BUTTON2_MASK);
handleButtonClickUp(rightIsDown, InputEvent.BUTTON3_MASK);
} // end-if
}
} catch (EventHeapException eexpWait) {
}
} // end-while
} catch (EventHeapException eexp) {
}
}
// Deal with absolute or relative cursor update
public Point updatePoint(Event iEvent) throws EventHeapException {
String srcMachineName = iEvent.getPostValueString("srcMachineName");
Point res = new Point(0, 0);
if (nameToPointTable.containsKey(srcMachineName)) {
res = (Point) nameToPointTable.get(srcMachineName);
}
// Later distinguish between relative and aboslute creation
Integer pos_x = (Integer) iEvent.getPostValue("X");
Integer pos_y = (Integer) iEvent.getPostValue("Y");
if (pos_x.intValue() <= LEAVE_MIN_X
|| pos_x.intValue() >= LEAVE_MAX_X
|| pos_y.intValue() <= LEAVE_MIN_Y
|| pos_y.intValue() >= LEAVE_MAX_Y) {
res = null;
} else {
res = new Point(pos_x.intValue(), pos_y.intValue());
}
return res;
}
