WinCE build fix (we need default constructor).

[wxWidgets.git] / include / wx / msw / private.h

diff --git a/include/wx/msw/private.h b/include/wx/msw/private.h
index 203f6a25b6863d4b09712a8895baa6d5a6119a12..421a71771e56aa98a53fae9f1164e85f0640f45c 100644 (file)
--- a/include/wx/msw/private.h
+++ b/include/wx/msw/private.h
@@ -108,22 +108,6 @@ extern WXDLLIMPEXP_DATA_BASE(HINSTANCE) wxhInstance;
 #endif
 #endif
 
-#if wxUSE_PENWIN
-    WXDLLEXPORT void wxRegisterPenWin();
-    WXDLLEXPORT void wxCleanUpPenWin();
-    WXDLLEXPORT void wxEnablePenAppHooks (bool hook);
-#endif // wxUSE_PENWIN
-
-#if wxUSE_ITSY_BITSY
-    #define IBS_HORZCAPTION    0x4000L
-    #define IBS_VERTCAPTION    0x8000L
-
-    UINT    WINAPI ibGetCaptionSize( HWND hWnd  ) ;
-    UINT    WINAPI ibSetCaptionSize( HWND hWnd, UINT nSize ) ;
-    LRESULT WINAPI ibDefWindowProc( HWND hWnd, UINT uiMsg, WPARAM wParam, LPARAM lParam ) ;
-    VOID    WINAPI ibAdjustWindowRect( HWND hWnd, LPRECT lprc ) ;
-#endif // wxUSE_ITSY_BITSY
-
 /*
  * Decide what window classes we're going to use
  * for this combination of CTl3D/FAFA settings
@@ -193,6 +177,37 @@ extern LONG APIENTRY _EXPORT
     #define wxGetOSFHandle(fd) ((HANDLE)_get_osfhandle(fd))
 #endif
 
+// close the handle in the class dtor
+class AutoHANDLE
+{
+public:
+    wxEXPLICIT AutoHANDLE(HANDLE handle) : m_handle(handle) { }
+
+    bool IsOk() const { return m_handle != INVALID_HANDLE_VALUE; }
+    operator HANDLE() const { return m_handle; }
+
+    ~AutoHANDLE() { if ( IsOk() ) ::CloseHandle(m_handle); }
+
+protected:
+    HANDLE m_handle;
+};
+
+// a template to make initializing Windows styructs less painful: it zeroes all
+// the struct fields and also sets cbSize member to the correct value (and so
+// can be only used with structures which have this member...)
+template <class T>
+struct WinStruct : public T
+{
+    WinStruct()
+    {
+        ::ZeroMemory(this, sizeof(T));
+
+        // explicit qualification is required here for this to be valid C++
+        this->cbSize = sizeof(T);
+    }
+};
+
+
 #if wxUSE_GUI
 
 #include <wx/gdicmn.h>
@@ -343,22 +358,6 @@ inline RECT wxGetClientRect(HWND hwnd)
 // small helper classes
 // ---------------------------------------------------------------------------
 
-// a template to make initializing Windows styructs less painful: it zeroes all
-// the struct fields and also sets cbSize member to the correct value (and so
-// can be only used with structures which have this member...)
-template <class T>
-struct WinStruct : public T
-{
-    WinStruct()
-    {
-        ::ZeroMemory(this, sizeof(T));
-
-        // explicit qualification is required here for this to be valid C++
-        this->cbSize = sizeof(T);
-    }
-};
-
-
 // create an instance of this class and use it as the HDC for screen, will
 // automatically release the DC going out of scope
 class ScreenHDC
@@ -520,13 +519,40 @@ private:
     DECLARE_NO_COPY_CLASS(HDCClipper)
 };
 
+// smart buffeer using GlobalAlloc/GlobalFree()
+class GlobalPtr
+{
+public:
+    // allocates a block of given size
+    GlobalPtr(size_t size, unsigned flags = GMEM_MOVEABLE)
+    {
+        m_hGlobal = ::GlobalAlloc(flags, size);
+        if ( !m_hGlobal )
+            wxLogLastError(_T("GlobalAlloc"));
+    }
+
+    ~GlobalPtr()
+    {
+        if ( m_hGlobal && ::GlobalFree(m_hGlobal) )
+            wxLogLastError(_T("GlobalFree"));
+    }
+
+    // implicit conversion
+    operator HGLOBAL() const { return m_hGlobal; }
+
+private:
+    HGLOBAL m_hGlobal;
+
+    DECLARE_NO_COPY_CLASS(GlobalPtr)
+};
+
 // when working with global pointers (which is unfortunately still necessary
 // sometimes, e.g. for clipboard) it is important to unlock them exactly as
 // many times as we lock them which just asks for using a "smart lock" class
-class GlobalPtr
+class GlobalPtrLock
 {
 public:
-    GlobalPtr(HGLOBAL hGlobal) : m_hGlobal(hGlobal)
+    GlobalPtrLock(HGLOBAL hGlobal) : m_hGlobal(hGlobal)
     {
         m_ptr = GlobalLock(hGlobal);
         if ( !m_ptr )
@@ -535,7 +561,7 @@ public:
         }
     }
 
-    ~GlobalPtr()
+    ~GlobalPtrLock()
     {
         if ( !GlobalUnlock(m_hGlobal) )
         {
@@ -556,7 +582,7 @@ private:
     HGLOBAL m_hGlobal;
     void *m_ptr;
 
-    DECLARE_NO_COPY_CLASS(GlobalPtr)
+    DECLARE_NO_COPY_CLASS(GlobalPtrLock)
 };
 
 // register the class when it is first needed and unregister it in dtor
@@ -701,6 +727,43 @@ inline wxString wxGetFullModuleName()
     return wxGetFullModuleName((HMODULE)wxGetInstance());
 }
 
+// return the run-time version of the OS in a format similar to
+// WINVER/_WIN32_WINNT compile-time macros:
+//
+//      0x0300      Windows NT 3.51
+//      0x0400      Windows 95, NT4
+//      0x0410      Windows 98
+//      0x0500      Windows ME, 2000
+//      0x0501      Windows XP
+//      0x0502      Windows 2003
+//      0x0600      Longhorn
+//
+// for the other Windows versions 0 is currently returned
+enum wxWinVersion
+{
+    wxWinVersion_Unknown = 0,
+
+    wxWinVersion_3 = 0x0300,
+    wxWinVersion_NT3 = wxWinVersion_3,
+
+    wxWinVersion_4 = 0x0400,
+    wxWinVersion_95 = wxWinVersion_4,
+    wxWinVersion_NT4 = wxWinVersion_4,
+    wxWinVersion_98 = 0x0410,
+
+    wxWinVersion_5 = 0x0500,
+    wxWinVersion_ME = wxWinVersion_5,
+    wxWinVersion_NT5 = wxWinVersion_5,
+    wxWinVersion_2000 = wxWinVersion_5,
+    wxWinVersion_XP = 0x0501,
+    wxWinVersion_2003 = 0x0502,
+
+    wxWinVersion_6 = 0x0600,
+    wxWinVersion_NT6 = 0x0600
+};
+
+WXDLLIMPEXP_BASE wxWinVersion wxGetWinVersion();
+
 #if wxUSE_GUI
 
 // cursor stuff
@@ -739,9 +802,6 @@ inline bool wxStyleHasBorder(long style)
                      wxSUNKEN_BORDER | wxDOUBLE_BORDER)) != 0;
 }
 
-// Deferred window moving
-bool wxMoveWindowDeferred(HDWP& hdwp, wxWindowBase* win, HWND hWnd, int x, int y, int width, int height);
-
 // ----------------------------------------------------------------------------
 // functions mapping HWND to wxWindow
 // ----------------------------------------------------------------------------