4.44 beta

CPP/Windows/Memory.h

@@ -0,0 +1,45 @@
+// Windows/Memory.h
+
+#ifndef __WINDOWS_MEMORY_H
+#define __WINDOWS_MEMORY_H
+
+namespace NWindows {
+namespace NMemory {
+
+class CGlobal
+{
+  HGLOBAL m_MemoryHandle;
+public:
+  CGlobal(): m_MemoryHandle(NULL){};
+  ~CGlobal();
+  operator HGLOBAL() const { return m_MemoryHandle; };
+  void Attach(HGLOBAL hGlobal);
+  HGLOBAL Detach();
+  bool Alloc(UINT flags, SIZE_T size);
+  bool Free();
+  LPVOID Lock() const;
+  void Unlock() const;
+  bool ReAlloc(SIZE_T size);
+};
+
+
+class CGlobalLock
+{
+  HGLOBAL m_Global;
+  LPVOID m_Pointer;
+public:
+  LPVOID GetPointer() const { return m_Pointer; }
+  CGlobalLock(HGLOBAL hGlobal): m_Global(hGlobal)
+  {
+    m_Pointer = ::GlobalLock(hGlobal); 
+  };
+  ~CGlobalLock()
+  {
+    if(m_Pointer != NULL)
+      ::GlobalUnlock(m_Global);
+  }
+};
+
+}}
+
+#endif