From 7de98d00488bb3e50d0f163803d9119ee1dd6999 Mon Sep 17 00:00:00 2001
From: Marco Martin <notmart@gmail.com>
Date: Fri, 1 May 2009 17:08:31 +0000
Subject: [PATCH] vertically (or horizontally) center sliders

svn path=/trunk/KDE/kdelibs/; revision=962180
---
 private/style.cpp | 24 +++++++++++++++++++++++-
 private/style_p.h |  2 ++
 2 files changed, 25 insertions(+), 1 deletion(-)

diff --git a/private/style.cpp b/private/style.cpp
index cd45a53c0..4a5c18fd2 100644
--- a/private/style.cpp
+++ b/private/style.cpp
@@ -284,6 +284,28 @@ void Style::drawPrimitive(PrimitiveElement element, const QStyleOption *option,
     }
 }
 
+QRect Style::subControlRect(ComplexControl control, const QStyleOptionComplex *option,
+                            SubControl subControl, const QWidget *widget) const
+{
+    QRect rect(qApp->style()->subControlRect(control, option, subControl, widget));
+    switch (control) {
+    case CC_Slider: {
+        const QStyleOptionSlider *sliderOpt = qstyleoption_cast<const QStyleOptionSlider *>(option);
+        if (sliderOpt) {
+            if (sliderOpt->orientation == Qt::Horizontal) {
+                rect.moveCenter(QPoint(rect.center().x(), option->rect.center().y()));
+            } else {
+                rect.moveCenter(QPoint(option->rect.center().x(), rect.center().y()));
+            }
+        }
+        return rect;
+        break;
+    }
+    default:
+        return rect;
+    }
+}
+
 int Style::pixelMetric(PixelMetric metric, const QStyleOption *option, const QWidget *widget) const
 {
     if (Theme::defaultTheme()->useNativeWidgetStyle()) {
@@ -301,7 +323,7 @@ int Style::pixelMetric(PixelMetric metric, const QStyleOption *option, const QWi
         }
     }
     default:
-        return QCommonStyle::pixelMetric(metric, option, widget);
+        return qApp->style()->pixelMetric(metric, option, widget);
     }
 }
 
diff --git a/private/style_p.h b/private/style_p.h
index d99633f6b..96f656a57 100644
--- a/private/style_p.h
+++ b/private/style_p.h
@@ -53,6 +53,8 @@ protected:
                             const QWidget *widget) const;
 
     int pixelMetric(PixelMetric metric, const QStyleOption *option = 0, const QWidget *widget = 0) const;
+    QRect subControlRect(ComplexControl control, const QStyleOptionComplex *option,
+                         SubControl subControl, const QWidget *widget) const;
 
 private:
     StylePrivate *d;