Calling both createPopup and createAnchoredPopup now.

content/xul/content/src/nsXULPopupListener.cpp

@@ -215,14 +215,30 @@ XULPopupListenerImpl::LaunchPopup(nsIDOMEvent* anEvent)
       if (domWindow != nsnull) {
         printf("Can call createPopup!\n");
  
+        // Find out if we're anchored.
+        nsString anchorAlignment;
+        element->GetAttribute("popupanchor", anchorAlignment);
+
+        nsString popupAlignment("topleft");
+        element->GetAttribute("popupalign", popupAlignment);
+
+        if (anchorAlignment == "") {
+          // We aren't anchored. Create on the point.
           // Retrieve our x and y position.
           PRInt32 xPos, yPos;
-        anEvent->GetScreenX(&xPos); // XXX I need to figure out frames for alignment purposes
+          anEvent->GetScreenX(&xPos); 
           anEvent->GetScreenY(&yPos); 
                  
           domWindow->CreatePopup(element, popupContent, 
                                xPos, yPos, 
-                               type, "point");
+                               type, popupAlignment);
+        }
+        else {
+          // We're anchored. Pass off to the window, and let it figure out
+          // from the frame where it wants to put us.
+          domWindow->CreateAnchoredPopup(element, popupContent,
+                                         anchorAlignment, type, popupAlignment);
+        }
       }
       NS_RELEASE(global);
     }

rdf/content/src/nsXULPopupListener.cpp

@@ -215,14 +215,30 @@ XULPopupListenerImpl::LaunchPopup(nsIDOMEvent* anEvent)
       if (domWindow != nsnull) {
         printf("Can call createPopup!\n");
  
+        // Find out if we're anchored.
+        nsString anchorAlignment;
+        element->GetAttribute("popupanchor", anchorAlignment);
+
+        nsString popupAlignment("topleft");
+        element->GetAttribute("popupalign", popupAlignment);
+
+        if (anchorAlignment == "") {
+          // We aren't anchored. Create on the point.
           // Retrieve our x and y position.
           PRInt32 xPos, yPos;
-        anEvent->GetScreenX(&xPos); // XXX I need to figure out frames for alignment purposes
+          anEvent->GetScreenX(&xPos); 
           anEvent->GetScreenY(&yPos); 
                  
           domWindow->CreatePopup(element, popupContent, 
                                xPos, yPos, 
-                               type, "point");
+                               type, popupAlignment);
+        }
+        else {
+          // We're anchored. Pass off to the window, and let it figure out
+          // from the frame where it wants to put us.
+          domWindow->CreateAnchoredPopup(element, popupContent,
+                                         anchorAlignment, type, popupAlignment);
+        }
       }
       NS_RELEASE(global);
     }