Added [copyWithZone:], [mouseLocation] and dummy implemntation of

[deltaX], [deltaY] and [deltaZ].


git-svn-id: svn+ssh://svn.gna.org/svn/gnustep/libs/gui/trunk@10633 72102866-910b-0410-8b05-ffd578937521

Source/NSEvent.m

@@ -409,6 +409,14 @@ static Class eventClass;
 /*
  * Getting Mouse Event Information
  */
++ (NSPoint)mouseLocation
+{
+  float x, y;
+
+  PSmouselocation(&x, &y);
+  return NSMakePoint(x, y);
+}
+
 - (int) clickCount
 {
   /* Make sure it is one of the right event types */
@@ -495,6 +503,36 @@ static Class eventClass;
   return event_data.misc.sub_type;;
 }
 
+/*
+ * Scroll event data
+ */
+- (float)deltaX
+{
+  if (event_type != NSScrollWheel)
+    [NSException raise: NSInvalidArgumentException
+		format: @"deltaX requested for invalid event type"];
+  // FIXME
+  return 0.0;
+}
+
+- (float)deltaY
+{
+  if (event_type != NSScrollWheel)
+    [NSException raise: NSInvalidArgumentException
+		format: @"deltaY requested for invalid event type"];
+  // FIXME
+  return 0.0;
+}
+
+- (float)deltaZ
+{
+  if (event_type != NSScrollWheel)
+    [NSException raise: NSInvalidArgumentException
+		format: @"deltaZ requested for invalid event type"];
+  // FIXME
+  return 0.0;
+}
+
 /*
  * NSCoding protocol
  */
@@ -605,6 +643,25 @@ static Class eventClass;
   return self;
 }
 
+/*
+ * Copying protocol
+ */
+
+- (id) copyWithZone: (NSZone*)zone
+{
+  NSEvent *e = (NSEvent*)NSCopyObject (self, 0, zone);
+
+  if ((event_type == NSKeyUp) || (event_type == NSKeyDown))
+    {
+      event_data.key.char_keys = [event_data.key.char_keys copyWithZone: zone];
+      event_data.key.unmodified_keys = [event_data.key.unmodified_keys copyWithZone: zone];
+    }
+  else if (event_type == NSCursorUpdate)
+    event_data.tracking.user_data = [event_data.tracking.user_data copyWithZone: zone];
+
+  return e;
+}
+
 - (NSString*) description
 {
   const char* eventTypes[] = {