Quickly change wall join type for each Wall on Revit selection.
1.Selection Wall Elements On Revit (Can include others Elements)
2.Click Wall Join Controller drop down list.
3.Choose what type of wall join command you want and click it.
4.Choose Start & End side of wall you want affect.
5.Apply the change.
If A wall change the end side of join type, it will affect the join between the A and B Wall.
if B wall change the both side of join type, it will affect the A wall end side and B wall start side.
if C wall end side is change but nothing to join, it will not affect the next wall join start of C end Side.
For normal usage user is almost not possible to know which is the start or end side of the wall, but user can test the side of the wall by run the program once, Then choices the side of user need.