private:
// common part of all ctors
- void Init()
- {
- m_handle = 0;
-
- m_data = NULL;
-
- m_width =
- m_height =
- m_depth = 0;
- }
+ void Init();
// free resources
- void Free()
- {
- if ( m_handle )
- {
- if ( !::DeleteObject(m_handle) )
- {
- wxLogLastError(wxT("DeleteObject(hDIB)"));
- }
-
- Init();
- }
- }
+ void Free();
// the DIB section handle, 0 if invalid
HBITMAP m_handle;
m_height,
m_depth;
+ // in some cases we could be using a handle which we didn't create and in
+ // this case we shouldn't free it neither -- this flag tell us if this is
+ // the case
+ bool m_ownsHandle;
+
// DIBs can't be copied
wxDIB(const wxDIB&);
// inline functions implementation
// ----------------------------------------------------------------------------
+inline
+void wxDIB::Init()
+{
+ m_handle = 0;
+ m_ownsHandle = true;
+
+ m_data = NULL;
+
+ m_width =
+ m_height =
+ m_depth = 0;
+}
+
+inline
+void wxDIB::Free()
+{
+ if ( m_handle && m_ownsHandle )
+ {
+ if ( !::DeleteObject(m_handle) )
+ {
+ wxLogLastError(wxT("DeleteObject(hDIB)"));
+ }
+
+ Init();
+ }
+}
+
inline wxDIB::~wxDIB()
{
Free();