1 files changed, 10 insertions, 16 deletions

diff --git a/src/gui/image/qicon.cpp b/src/gui/image/qicon.cpp
index 9f1eea2..7696632 100644
--- a/src/gui/image/qicon.cpp
+++ b/src/gui/image/qicon.cpp
@@ -55,6 +55,7 @@
 #include "qcache.h"
 #include "qdebug.h"
 #include "private/qguiplatformplugin_p.h"
+#include "private/qstylehelper_p.h"
 
 #ifdef Q_WS_MAC
 #include <private/qt_mac_p.h>
@@ -261,24 +262,17 @@ QPixmap QPixmapIconEngine::pixmap(const QSize &size, QIcon::Mode mode, QIcon::St
     if (!actualSize.isNull() && (actualSize.width() > size.width() || actualSize.height() > size.height()))
         actualSize.scale(size, Qt::KeepAspectRatio);
 
-    int digits = sizeof(qint64)/sizeof(QChar);
-    quint64 tkey = pm.cacheKey(),
-            tmode = pe->mode,
-            tpalkey = QApplication::palette().cacheKey(),
-            twidth = actualSize.width(),
-            theight = actualSize.height();
-
     QString key = QLatin1Literal("qt_")
-                  % QString::fromRawData((QChar*)&tkey, digits)
-                  % QString::fromRawData((QChar*)&tmode, digits)
-                  % QString::fromRawData((QChar*)&tpalkey, digits)
-                  % QString::fromRawData((QChar*)&twidth, digits)
-                  % QString::fromRawData((QChar*)&theight, digits);
+                  % HexString<quint64>(pm.cacheKey())
+                  % HexString<uint>(pe->mode)
+                  % HexString<quint64>(QApplication::palette().cacheKey())
+                  % HexString<uint>(actualSize.width())
+                  % HexString<uint>(actualSize.height());
 
     if (mode == QIcon::Active) {
-        if (QPixmapCache::find(key + QString::number(mode), pm))
+        if (QPixmapCache::find(key % HexString<uint>(mode), pm))
             return pm; // horray
-        if (QPixmapCache::find(key + QString::number(QIcon::Normal), pm)) {
+        if (QPixmapCache::find(key % HexString<uint>(QIcon::Normal), pm)) {
             QStyleOption opt(0);
             opt.palette = QApplication::palette();
             QPixmap active = QApplication::style()->generatedIconPixmap(QIcon::Active, pm, &opt);
@@ -287,7 +281,7 @@ QPixmap QPixmapIconEngine::pixmap(const QSize &size, QIcon::Mode mode, QIcon::St
         }
     }
 
-    if (!QPixmapCache::find(key + QString::number(mode), pm)) {
+    if (!QPixmapCache::find(key % HexString<uint>(mode), pm)) {
         if (pm.size() != actualSize)
             pm = pm.scaled(actualSize, Qt::IgnoreAspectRatio, Qt::SmoothTransformation);
         if (pe->mode != mode && mode != QIcon::Normal) {
@@ -297,7 +291,7 @@ QPixmap QPixmapIconEngine::pixmap(const QSize &size, QIcon::Mode mode, QIcon::St
             if (!generated.isNull())
                 pm = generated;
         }
-        QPixmapCache::insert(key + QString::number(mode), pm);
+        QPixmapCache::insert(key % HexString<uint>(mode), pm);
     }
     return pm;
 }