Apply a scrollbar's default value to scroll containers (#9699)

Desour · web-flow · commit 241bf442608d · 2020-04-18T17:20:20.000+02:00
Fixes #9691.
diff --git a/games/minimal/mods/test/formspec.lua b/games/minimal/mods/test/formspec.lua
@@ -251,7 +251,7 @@ Number]
 			"box[1,22.5;4,1;#a00a]"..
 		"scroll_container_end[]"..
 		"scrollbaroptions[max=170]".. -- lowest seen pos is: 0.1*170+6=23 (factor*max+height)
-		"scrollbar[7.5,0;0.3,4;vertical;scrbar;0]"..
+		"scrollbar[7.5,0;0.3,4;vertical;scrbar;20]"..
 		"scrollbar[8,0;0.3,4;vertical;scrbarhmmm;0]"..
 		"dropdown[0,6;2;hmdrpdwnnn;apple,bulb;1]",
 }
diff --git a/src/gui/guiScrollContainer.h b/src/gui/guiScrollContainer.h
@@ -38,7 +38,11 @@ class GUIScrollContainer : public gui::IGUIElement
 			updateScrolling();
 	}
 
-	inline void setScrollBar(GUIScrollBar *scrollbar) { m_scrollbar = scrollbar; }
+	inline void setScrollBar(GUIScrollBar *scrollbar)
+	{
+		m_scrollbar = scrollbar;
+		updateScrolling();
+	}
 
 private:
 	enum OrientationEnum

Original file line number	Diff line number	Diff line change
`@@ -251,7 +251,7 @@ Number]`
`251`	`251`	`"box[1,22.5;4,1;#a00a]"..`
`252`	`252`	`"scroll_container_end[]"..`
`253`	`253`	`"scrollbaroptions[max=170]".. -- lowest seen pos is: 0.1170+6=23 (factormax+height)`
`254`		`- "scrollbar[7.5,0;0.3,4;vertical;scrbar;0]"..`
	`254`	`+ "scrollbar[7.5,0;0.3,4;vertical;scrbar;20]"..`
`255`	`255`	`"scrollbar[8,0;0.3,4;vertical;scrbarhmmm;0]"..`
`256`	`256`	`"dropdown[0,6;2;hmdrpdwnnn;apple,bulb;1]",`
`257`	`257`	`}`