Initial Commit

common/DDEMSG.HPP

@@ -0,0 +1,131 @@
+#ifndef _COMMON_DDEMESSAGE_HPP_
+#define _COMMON_DDEMESSAGE_HPP_
+#ifndef _COMMON_WINDOWS_HPP_
+#include <common/windows.hpp>
+#endif
+#ifndef _COMMON_STRING_HPP_
+#include <common/string.hpp>
+#endif
+#ifndef _COMMON_DDE_HPP_
+#include <common/dde.hpp>
+#endif
+#ifndef _COMMON_DDEACK_HPP_
+#include <common/ddeack.hpp>
+#endif
+#ifndef _COMMON_DDEDATA_HPP_
+#include <common/ddedata.hpp>
+#endif
+#ifndef _COMMON_CALLBACK_HPP_
+#include <common/callback.hpp>
+#endif
+
+class DDEMessage
+{
+public:
+	DDEMessage(void);
+	DDEMessage(HWND hClientWnd,HWND hServerWnd);
+	~DDEMessage();
+	void setClient(HWND hClientWnd);
+	void setServer(HWND hServerWnd);
+	WORD postTerminate(void);
+	WORD receiveTerminate(CallbackData &someCallbackData);
+	WORD sendInitiate(String applicationString,String topicString);
+	WORD acceptInitiate(String applicationString,String topicString);
+	WORD postRequest(String requestString);
+	WORD receiveRequest(CallbackData &someCallbackData,String &requestString);
+	WORD postAcknowledge(void);
+	WORD postAcknowledge(DDEAck someDDEAck,String ackDescription);
+	WORD receiveAcknowledge(CallbackData &someCallbackData);
+	WORD postData(HGLOBAL hGlobalData,String stringDescription=String());
+	HGLOBAL receiveData(CallbackData &someCallbackData);
+	DWORD lastDDEMessage(void)const;
+	CallbackData lastCallbackData(void)const;
+private:
+	enum {MaxLength=250};
+	enum Format{TextFormat=CF_TEXT};
+	enum Mode{Receive,Send,Post};
+	DDEMessage(const DDEMessage &someDDEMessage);
+	void cleanup(void);
+	WORD isValid(void)const;
+	HGLOBAL buildDDEDataHandle(HGLOBAL hGlobalData);
+	HGLOBAL copyDDEDataHandle(HGLOBAL hGlobalDDEData);
+	void examineDDEData(HGLOBAL hGlobalDDEData);
+
+  String mStringUnset;
+	HWND mhServerWnd;
+	HWND mhClientWnd;
+	DWORD mLastDDEMessage;
+	HGLOBAL mhGlobalLastDDEData;
+	CallbackData mLastCallbackData;
+};
+
+inline
+DDEMessage::DDEMessage(void)
+: mhServerWnd(0), mhClientWnd(0), mLastDDEMessage(0L), mhGlobalLastDDEData(0),
+	mStringUnset("UNSET")
+{
+}
+
+inline
+DDEMessage::DDEMessage(HWND hServerWnd,HWND hClientWnd)
+: mhServerWnd(hServerWnd), mhClientWnd(hClientWnd), mLastDDEMessage(0L),
+	mhGlobalLastDDEData(0), mStringUnset("UNSET")
+{
+}
+
+inline
+DDEMessage::DDEMessage(const DDEMessage &/*someDDEMessage*/)
+{
+}
+
+inline
+DDEMessage::~DDEMessage()
+{
+	cleanup();
+}
+
+inline
+WORD DDEMessage::isValid(void)const
+{
+	if(!::IsWindow(mhClientWnd))return FALSE;
+	if(!::IsWindow(mhServerWnd))return FALSE;
+  return TRUE;
+}
+
+inline
+void DDEMessage::setClient(HWND hClientWnd)
+{
+	mhClientWnd=hClientWnd;
+}
+
+inline
+void DDEMessage::setServer(HWND hServerWnd)
+{
+  mhServerWnd=hServerWnd;
+}
+
+inline
+DWORD DDEMessage::lastDDEMessage(void)const
+{
+  return mLastDDEMessage;
+}
+
+inline
+CallbackData DDEMessage::lastCallbackData(void)const
+{
+  return mLastCallbackData;
+}
+
+inline
+WORD DDEMessage::postTerminate(void)
+{
+	mLastDDEMessage=WM_DDE_TERMINATE;
+	return ::PostMessage(mhServerWnd,WM_DDE_TERMINATE,(WPARAM)mhClientWnd,0L);
+}
+
+inline
+WORD DDEMessage::receiveTerminate(CallbackData &/*someCallbackData*/)
+{
+	return TRUE;
+}
+#endif