EventDelegate context menu, EventFile click

Improve/extend choosing the cursor shape, how context menu handles the
current hovered thing, and open link on EventFile click

src/qml/Base/HTile.qml

@@ -71,7 +71,8 @@ HButton {
 
 
     TapHandler {
+        enabled: contextMenu.count > 0
         acceptedButtons: Qt.RightButton
-        onTapped: if (contextMenu.count > 0) contextMenu.popup()
+        onTapped: contextMenu.popup()
     }
 }