You can not select more than 25 topics
Topics must start with a letter or number, can include dashes ('-') and can be up to 35 characters long.
50 lines
1.5 KiB
50 lines
1.5 KiB
#if !defined(CTRL__OldExtension_h__INCLUDED)
|
|
#define CTRL__OldExtension_h__INCLUDED
|
|
#pragma once
|
|
|
|
class OldExtension
|
|
{
|
|
// Construction
|
|
public:
|
|
inline OldExtension();
|
|
virtual ~OldExtension();
|
|
|
|
enum EOptions
|
|
{
|
|
oUseExisting = 0x00000001, // Use existing Extension if already attached
|
|
oAsyncDestroy = 0x00000002, // Use asynchronous destruction
|
|
};
|
|
|
|
HRESULT Create(HGADGET hgadChange, const GUID * pguid, PRID * pprid, UINT nOptions);
|
|
void Destroy();
|
|
void DeleteHandle();
|
|
|
|
// Implementation
|
|
protected:
|
|
virtual void OnRemoveExisting();
|
|
virtual void OnDestroySubject();
|
|
virtual void OnDestroyListener();
|
|
virtual void OnAsyncDestroy();
|
|
|
|
void PostAsyncDestroy();
|
|
static OldExtension * GetExtension(HGADGET hgadSubject, PRID prid);
|
|
|
|
private:
|
|
static HRESULT CALLBACK
|
|
ListenProc(HGADGET hgadCur, void * pvCur, EventMsg * pmsg);
|
|
|
|
// Data
|
|
protected:
|
|
HGADGET m_hgadSubject; // Gadget being "extended"
|
|
HGADGET m_hgadListen; // Listener for destruction
|
|
PRID m_pridListen; // PRID for Extension
|
|
BOOL m_fAsyncDestroy:1;
|
|
// Need to destroy asynchronously
|
|
|
|
static MSGID s_msgidAsyncDestroy;
|
|
};
|
|
|
|
|
|
#include "OldExtension.inl"
|
|
|
|
#endif // CTRL__OldExtension_h__INCLUDED
|