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#include "hdr/modern_commonheaders.h"
#include "hdr/modern_sync.h"
static INT_PTR SyncCaller(WPARAM proc, LPARAM lParam)
{
typedef int (*P0PARAMFUNC)();
typedef int (*P1PARAMFUNC)(WPARAM);
typedef int (*P2PARAMFUNC)(WPARAM, LPARAM);
typedef int (*P3PARAMFUNC)(WPARAM, LPARAM, LPARAM);
typedef int (*P4PARAMFUNC)(WPARAM, LPARAM, LPARAM, LPARAM);
LPARAM * params = (LPARAM *)lParam;
int count = params[0];
switch (count) {
case 0:
return ((P0PARAMFUNC)proc)();
case 1:
return ((P1PARAMFUNC)proc)((WPARAM)params[1]);
case 2:
return ((P2PARAMFUNC)proc)((WPARAM)params[1],(LPARAM)params[2]);
case 3:
return ((P3PARAMFUNC)proc)((WPARAM)params[1],(LPARAM)params[2], (LPARAM)params[3]);
case 4:
return ((P4PARAMFUNC)proc)((WPARAM)params[1],(LPARAM)params[2], (LPARAM)params[3], (LPARAM)params[4]);
}
return 0;
}
/////////////////////////////////////////////////////////////////////////////////////////
struct SYNCCALLITEM
{
WPARAM wParam;
LPARAM lParam;
int nResult;
HANDLE hDoneEvent;
PSYNCCALLBACKPROC pfnProc;
};
static HRESULT SyncCallWinProcProxy( PSYNCCALLBACKPROC pfnProc, WPARAM wParam, LPARAM lParam, int& nReturn )
{
nReturn = 0;
if (pcli->hwndContactList == NULL )
return E_FAIL;
SYNCCALLITEM item = {0};
item.wParam = wParam;
item.lParam = lParam;
item.pfnProc = pfnProc;
nReturn = SendMessage(pcli->hwndContactList, UM_SYNCCALL, (WPARAM)&item,0);
return S_OK;
}
static void CALLBACK _SyncCallerUserAPCProc(void* param)
{
SYNCCALLITEM* item = (SYNCCALLITEM*)param;
item->nResult = item->pfnProc(item->wParam, item->lParam);
SetEvent(item->hDoneEvent);
}
static int SyncCallAPCProxy(PSYNCCALLBACKPROC pfnProc, WPARAM wParam, LPARAM lParam)
{
if (pfnProc == NULL)
return 0;
if (GetCurrentThreadId() == g_dwMainThreadID)
return pfnProc(wParam, lParam);
SYNCCALLITEM item;
item.wParam = wParam;
item.lParam = lParam;
item.pfnProc = pfnProc;
item.nResult = 0;
item.hDoneEvent = CreateEvent(NULL, FALSE, FALSE, NULL);
CallFunctionAsync(_SyncCallerUserAPCProc, &item);
WaitForSingleObject(item.hDoneEvent, INFINITE);
CloseHandle(item.hDoneEvent);
return item.nResult;
}
/////////////////////////////////////////////////////////////////////////////////////////
LRESULT SyncOnWndProcCall(WPARAM wParam )
{
SYNCCALLITEM *psci = (SYNCCALLITEM *)wParam;
if (psci)
return psci->pfnProc( psci->wParam, psci->lParam);
return 0;
}
int DoCall( PSYNCCALLBACKPROC pfnProc, WPARAM wParam, LPARAM lParam)
{
return SyncCallAPCProxy(pfnProc, 0, lParam);
}
int SyncCall(void * vproc, int count, ... )
{
LPARAM params[5];
va_list va;
int i;
params[0] = (LPARAM)count;
va_start(va, count);
for (i=0; i < count && i < SIZEOF(params)-1; i++)
params[i+1] = va_arg(va,LPARAM);
va_end(va);
return SyncCallAPCProxy(SyncCaller, (WPARAM)vproc, (LPARAM) params);
}
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