From bab9b0a1a3a61d83a455e81c8a23d15319133e45 Mon Sep 17 00:00:00 2001
From: Marco Martin <notmart@gmail.com>
Date: Tue, 9 Oct 2012 18:21:01 +0200
Subject: [PATCH] don't put buttons if the theme doesn't have any

---
 private/style.cpp | 20 ++++++++++++++++++++
 1 file changed, 20 insertions(+)

diff --git a/private/style.cpp b/private/style.cpp
index 182e35c8c..d3cae152b 100644
--- a/private/style.cpp
+++ b/private/style.cpp
@@ -305,6 +305,26 @@ QRect Style::subControlRect(ComplexControl control, const QStyleOptionComplex *o
         }
         break;
     }
+    case CC_ScrollBar: {
+        const bool hasButtons = d->scrollbar->hasElement("arrow-up");
+        switch (subControl) {
+        //If one of the arrows is missing, don't reserve space for them
+        case SC_ScrollBarAddLine:
+            if (!hasButtons) {
+                rect.setRect(0,0,0,0);
+            }
+            break;
+
+        case SC_ScrollBarSubLine:
+            if (!hasButtons) {
+                rect.setRect(0,0,0,0);
+            }
+            break;
+
+        default:
+            break;
+        }
+    }
     default:
         break;
     }