摘要：
=NULL）28｛29LPSTRpszRemote=VirtualAllocEx；30if31｛32:：SendMessage；33bResult=TRUE；34｝35｝36｝3738if39｛40delete[]pBuf；41pBuf=NULL；42｝43 returnbResult；44｝在调用此函数之前，首先打开接受拖动的进程ShellExecute；
1 #include <ShlObj.h> 2 BOOL SimulateDropFile(CString strFilePath) 3 { 4 char szFile[MAX_PATH] = {0}; 5 wcstombs(szFile, strFilePath.GetBuffer(0), _MAX_PATH); 6 DWORD dwBufSize = sizeof(DROPFILES) + strlen(szFile) + 1; 7 8 //通过类名或窗口标题 找到接受拖拽的窗口 9 HWND hMain = ::FindWindow(NULL, _T("XX播放器")); 10 if (hMain == NULL) 11 return FALSE; 12 BYTE* pBuf = new BYTE[dwBufSize]; 13 if (pBuf == NULL) 14 return FALSE; 15 16 BOOL bResult = FALSE; 17 memset(pBuf, 0, dwBufSize); 18 DROPFILES* pDrop = (DROPFILES*)pBuf; 19 pDrop->pFiles = sizeof(DROPFILES); 20 strcpy((char*)(pBuf + sizeof(DROPFILES)), szFile); 21 22 DWORD dwProcessId = 0; 23 GetWindowThreadProcessId(hMain, &dwProcessId); 24 if (dwProcessId != NULL) 25 { 26 HANDLE hProcess = OpenProcess(PROCESS_VM_OPERATION | PROCESS_VM_WRITE, FALSE, dwProcessId); 27 if (hProcess != NULL) 28 { 29 LPSTR pszRemote = (LPSTR)VirtualAllocEx(hProcess, NULL, dwBufSize, MEM_COMMIT, PAGE_READWRITE); 30 if (pszRemote && WriteProcessMemory(hProcess, pszRemote, pBuf, dwBufSize, 0)) 31 { 32 ::SendMessage(hMain, WM_DROPFILES, (WPARAM)pszRemote, NULL); 33 bResult = TRUE; 34 } 35 } 36 } 37 38 if (pBuf) 39 { 40 delete[] pBuf; 41 pBuf = NULL; 42 } 43 return bResult; 44 }
在调用该函数之前，先打开接受拖拽的进程
ShellExecute(NULL, L"open", exe完整路径, NULL, NULL, SW_SHOWNORMAL);