test whether pointer is non-NULL before using it, not after, in wxAnimation::Load...

[wxWidgets.git] / include / wx / clntdata.h

diff --git a/include/wx/clntdata.h b/include/wx/clntdata.h
index 3d8ee14f29fec43820667945a26e8cdc01b83fbf..33fae4c1045b668ea092b765675f92a59410c819 100644 (file)
--- a/include/wx/clntdata.h
+++ b/include/wx/clntdata.h
@@ -12,12 +12,78 @@
 #ifndef _WX_CLNTDATAH__
 #define _WX_CLNTDATAH__
 
-#if defined(__GNUG__) && !defined(NO_GCC_PRAGMA)
-    #pragma interface "clntdata.h"
-#endif
-
 #include "wx/defs.h"
 #include "wx/string.h"
+#include "wx/hashmap.h"
+
+typedef int (*wxShadowObjectMethod)(void*, void*);
+WX_DECLARE_STRING_HASH_MAP_WITH_DECL(
+    wxShadowObjectMethod,
+    wxShadowObjectMethods,
+    class WXDLLIMPEXP_BASE
+);
+WX_DECLARE_STRING_HASH_MAP_WITH_DECL(
+    void *,
+    wxShadowObjectFields,
+    class WXDLLIMPEXP_BASE
+);
+
+class WXDLLIMPEXP_BASE wxShadowObject
+{
+public:
+    wxShadowObject() { }
+
+    void AddMethod( const wxString &name, wxShadowObjectMethod method )
+    {
+        wxShadowObjectMethods::iterator it = m_methods.find( name );
+        if (it == m_methods.end())
+            m_methods[ name ] = method;
+        else
+            it->second = method;
+    }
+
+    bool InvokeMethod( const wxString &name, void* window, void* param, int* returnValue )
+    {
+        wxShadowObjectMethods::iterator it = m_methods.find( name );
+        if (it == m_methods.end())
+            return false;
+        wxShadowObjectMethod method = it->second;
+        int ret = (*method)(window, param);
+        if (returnValue)
+            *returnValue = ret;
+        return true;
+    }
+
+    void AddField( const wxString &name, void* initialValue = NULL )
+    {
+        wxShadowObjectFields::iterator it = m_fields.find( name );
+        if (it == m_fields.end())
+            m_fields[ name ] = initialValue;
+        else
+            it->second = initialValue;
+    }
+
+    void SetField( const wxString &name, void* value )
+    {
+        wxShadowObjectFields::iterator it = m_fields.find( name );
+        if (it == m_fields.end())
+            return;
+        it->second = value;
+    }
+
+    void* GetField( const wxString &name, void *defaultValue = NULL )
+    {
+        wxShadowObjectFields::iterator it = m_fields.find( name );
+        if (it == m_fields.end())
+            return defaultValue;
+        return it->second;
+    }
+
+private:
+    wxShadowObjectMethods   m_methods;
+    wxShadowObjectFields    m_fields;
+};
+
 
 // ----------------------------------------------------------------------------
 
@@ -29,14 +95,14 @@ enum wxClientDataType
     wxClientData_Void     // client data is untyped and we don't own it
 };
 
-class WXDLLEXPORT wxClientData
+class WXDLLIMPEXP_BASE wxClientData
 {
 public:
     wxClientData() { }
     virtual ~wxClientData() { }
 };
 
-class WXDLLEXPORT wxStringClientData : public wxClientData
+class WXDLLIMPEXP_BASE wxStringClientData : public wxClientData
 {
 public:
     wxStringClientData() : m_data() { }
@@ -57,7 +123,7 @@ private:
 // NOTE:  This functionality is currently duplicated in wxEvtHandler in order
 //        to avoid having more than one vtable in that class hierarchy.
 
-class WXDLLEXPORT wxClientDataContainer
+class WXDLLIMPEXP_BASE wxClientDataContainer
 {
 public:
     wxClientDataContainer();
@@ -93,12 +159,9 @@ protected:
 
 };
 
-// not Motif-specific, but currently used only under Motif
-#ifdef __WXMOTIF__
+#include "wx/vector.h"
 
-#include <wx/vector.h>
-
-struct WXDLLEXPORT wxClientDataDictionaryPair
+struct WXDLLIMPEXP_BASE wxClientDataDictionaryPair
 {
     wxClientDataDictionaryPair( size_t idx ) : index( idx ), data( 0 ) { }
 
@@ -106,7 +169,11 @@ struct WXDLLEXPORT wxClientDataDictionaryPair
     wxClientData* data;
 };
 
-WX_DECLARE_VECTOR(wxClientDataDictionaryPair,wxClientDataDictionaryPairVector);
+_WX_DECLARE_VECTOR(
+    wxClientDataDictionaryPair,
+    wxClientDataDictionaryPairVector,
+    WXDLLIMPEXP_BASE
+);
 
 // this class is used internally to maintain the association between items
 // of (some subclasses of) wxControlWithItems and their client data
@@ -114,10 +181,10 @@ WX_DECLARE_VECTOR(wxClientDataDictionaryPair,wxClientDataDictionaryPairVector);
 // wxClientData or void*. The client must ensure that
 // it does not contain a mix of the two, and that
 // DestroyData is called if it contains wxClientData
-class WXDLLEXPORT wxClientDataDictionary
+class WXDLLIMPEXP_BASE wxClientDataDictionary
 {
 public:
-    wxClientDataDictionary() {};
+    wxClientDataDictionary() {}
 
     // deletes all the data
     void DestroyData()
@@ -202,8 +269,5 @@ private:
     wxClientDataDictionaryPairVector m_vec;
 };
 
-#endif // __WXMOTIF__
-
-// ----------------------------------------------------------------------------
-#endif
+#endif // _WX_CLNTDATAH__