Remove QPaintBufferSignalProxy and QPaintBufferResource.

Nothing seems to use these...

Change-Id: I58b3e5f8536e43b3076da0a86d9093a6e11b947a
Reviewed-by: Samuel Rødal <samuel.rodal@nokia.com>

2 files changed, 0 insertions, 89 deletions

diff --git a/src/gui/painting/qpaintbuffer.cpp b/src/gui/painting/qpaintbuffer.cpp
index 9a57404169..309b619082 100644
--- a/src/gui/painting/qpaintbuffer.cpp
+++ b/src/gui/painting/qpaintbuffer.cpp
@@ -98,19 +98,6 @@ QTextItemIntCopy::~QTextItemIntCopy()
 
 /************************************************************************
  *
- * QPaintBufferSignalProxy
- *
- ************************************************************************/
-
-Q_GLOBAL_STATIC(QPaintBufferSignalProxy, theSignalProxy)
-
-QPaintBufferSignalProxy *QPaintBufferSignalProxy::instance()
-{
-    return theSignalProxy();
-}
-
-/************************************************************************
- *
  * QPaintBufferPrivate
  *
  ************************************************************************/
@@ -124,8 +111,6 @@ QPaintBufferPrivate::QPaintBufferPrivate()
 
 QPaintBufferPrivate::~QPaintBufferPrivate()
 {
-    QPaintBufferSignalProxy::instance()->emitAboutToDestroy(this);
-
     for (int i = 0; i < commands.size(); ++i) {
         const QPaintBufferCommand &cmd = commands.at(i);
         if (cmd.id == QPaintBufferPrivate::Cmd_DrawTextItem)
@@ -2058,45 +2043,6 @@ void QPaintEngineExReplayer::process(const QPaintBufferCommand &cmd)
     }
 }
 
-QPaintBufferResource::QPaintBufferResource(FreeFunc f, QObject *parent) : QObject(parent), free(f)
-{
-    connect(QPaintBufferSignalProxy::instance(), SIGNAL(aboutToDestroy(const QPaintBufferPrivate*)), this, SLOT(remove(const QPaintBufferPrivate*)));
-}
-
-QPaintBufferResource::~QPaintBufferResource()
-{
-    for (Cache::iterator it = m_cache.begin(); it != m_cache.end(); ++it)
-        free(it.value());
-}
-
-void QPaintBufferResource::insert(const QPaintBufferPrivate *key, void *value)
-{
-    Cache::iterator it = m_cache.find(key);
-    if (it != m_cache.end()) {
-        free(it.value());
-        it.value() = value;
-    } else {
-        m_cache.insert(key, value);
-    }
-}
-
-void *QPaintBufferResource::value(const QPaintBufferPrivate *key)
-{
-    Cache::iterator it = m_cache.find(key);
-    if (it != m_cache.end())
-        return it.value();
-    return 0;
-}
-
-void QPaintBufferResource::remove(const QPaintBufferPrivate *key)
-{
-    Cache::iterator it = m_cache.find(key);
-    if (it != m_cache.end()) {
-        free(it.value());
-        m_cache.erase(it);
-    }
-}
-
 QDataStream &operator<<(QDataStream &stream, const QPaintBufferCommand &command)
 {
     quint32 id = command.id;
diff --git a/src/gui/painting/qpaintbuffer_p.h b/src/gui/painting/qpaintbuffer_p.h
index 0a049fa06e..24886076f5 100644
--- a/src/gui/painting/qpaintbuffer_p.h
+++ b/src/gui/painting/qpaintbuffer_p.h
@@ -421,41 +421,6 @@ public:
     mutable QPainterState *m_created_state;
 };
 
-class Q_GUI_EXPORT QPaintBufferSignalProxy : public QObject
-{
-    Q_OBJECT
-public:
-    QPaintBufferSignalProxy() : QObject() {}
-    void emitAboutToDestroy(const QPaintBufferPrivate *buffer) {
-        emit aboutToDestroy(buffer);
-    }
-    static QPaintBufferSignalProxy *instance();
-Q_SIGNALS:
-    void aboutToDestroy(const QPaintBufferPrivate *buffer);
-};
-
-// One resource per paint buffer and vice versa.
-class Q_GUI_EXPORT QPaintBufferResource : public QObject
-{
-    Q_OBJECT
-public:
-    typedef void (*FreeFunc)(void *);
-
-    QPaintBufferResource(FreeFunc f, QObject *parent = 0);
-    ~QPaintBufferResource();
-    // Set resource 'value' for 'key'.
-    void insert(const QPaintBufferPrivate *key, void *value);
-    // Return resource for 'key'.
-    void *value(const QPaintBufferPrivate *key);
-public slots:
-    // Remove entry 'key' from cache and delete resource.
-    void remove(const QPaintBufferPrivate *key);
-private:
-    typedef QHash<const QPaintBufferPrivate *, void *> Cache;
-    Cache m_cache;
-    FreeFunc free;
-};
-
 QT_END_NAMESPACE
 
 #endif // QPAINTBUFFER_P_H