LabWindows_CVI调用外部程序的六种方法源代码

#include <userint.h> #include "CVIShell.h" #include <windows.h> #include <shellapi.h> #include <utility.h> //#include <winuser.h> //#include <cvirte.h> //#include <userint.h> #include "d:\CVI例程\CVIShell的六种调用例程\CVIShell.h" /* typedef struct _SHELLEXECUTEINFOA { DWORD cbSize; ULONG fMask; HWND hwnd; LPCSTR lpVerb; LPCSTR lpFile; LPCSTR lpParameters; LPCSTR lpDirectory; int nShow; HINSTANCE hInstApp; // Optional fields LPVOID lpIDList; LPCSTR lpClass; HKEY hkeyClass; DWORD dwHotKey; union { HANDLE hIcon; HANDLE hMonitor; } DUMMYUNIONNAME; HANDLE hProcess; } SHELLEXECUTEINFOA, *LPSHELLEXECUTEINFOA; ShellExecuteExA( LPSHELLEXECUTEINFOA lpExecInfo ); SHSTDAPI_(HINSTANCE) ShellExecuteA( HWND hwnd, LPCSTR lpOperation, LPCSTR lpFile, LPCSTR lpParameters, LPCSTR lpDirectory, INT nShowCmd ); CreatePipe( OUT PHANDLE hReadPipe, OUT PHANDLE hWritePipe, IN LPSECURITY_ATTRIBUTES lpPipeAttributes, IN DWORD nSize ); CreateProcessA( IN LPCSTR lpApplicationName, IN LPSTR lpCommandLine, IN LPSECURITY_ATTRIBUTES lpProcessAttributes, IN LPSECURITY_ATTRIBUTES lpThreadAttributes, IN BOOL bInheritHandles, IN DWORD dwCreationFlags, IN LPVOID lpEnvironment, IN LPCSTR lpCurrentDirectory, IN LPSTARTUPINFOA lpStartupInfo, OUT LPPROCESS_INFORMATION lpProcessInformation ); WinExec( IN LPCSTR lpCmdLine, IN UINT uCmdShow ); FindWindowA( IN LPCSTR lpClassName, IN LPCSTR lpWindowName ); SetParent( IN HWND hWndChild, IN HWND hWndNewParent ); */ static int handle; static int panelHandle; void WinExecAndWait32(char * FileName, int ShowMode); void WinExecAndWait32(char * FileName, int ShowMode) { SECURITY_ATTRIBUTES sa; HANDLE hReadPipe; HANDLE hWritePipe; STARTUPINFOA StartupInfo; PROCESS_INFORMATION ProcessInfo; DisableBreakOnLibraryErrors (); //关闭异常显示 memset(&sa, 0, sizeof(SECURITY_ATTRIBUTES)); sa.nLength = sizeof(SECURITY_ATTRIBUTES); sa.bInheritHandle = TRUE; sa.lpSecurityDescriptor = NULL; if (CreatePipe(&hReadPipe, &hWritePipe, &sa, 0)) { memset(&StartupInfo, 0, sizeof(STARTUPINFOA)); StartupInfo.cb = sizeof(STARTUPINFOA); StartupInfo.dwFlags = STARTF_USESHOWWINDOW | STARTF_USESTDHANDLES; StartupInfo.wShowWindow = ShowMode; StartupInfo.hStdOutput = hWritePipe; StartupInfo.hStdError = hWritePipe; CreateProcess( (LPCSTR)NULL,//lpApplicationName (LPSTR)FileName,//lpCommandLine (LPSECURITY_ATTRIBUTES)&sa,//lpProcessAttributes (LPSECURITY_ATTRIBUTES)&sa,//lpThreadAttributes (BOOL)TRUE,//bInheritHandles (DWORD)NORMAL_PRIORITY_CLASS,//dwCreationFlags (LPVOID)NULL,//lpEnvironment (LPCSTR)NULL,//lpCurrentDirectory (LPSTARTUPINFOA)&StartupInfo,//lpStartupInfo (LPPROCESS_INFORMATION)&ProcessInfo //lpProcessInformation ); CloseHandle(ProcessInfo.hProcess); CloseHandle(ProcessInfo.hThread); } CloseHandle(hReadPipe); CloseHandle(hWritePipe); EnableBreakOnLibraryErrors (); //打开异常显示 } int main (int argc, char *argv[]) { if (InitCVIRTE (0, argv, 0) == 0) return -1; /* out of memory */ if ((panelHandle = LoadPanel (0, "CVIShell.uir", PANEL)) < 0) return -1; DisplayPanel (panelHandle); GetPanelAttribute (panelHandle, ATTR_SYSTEM_WINDOW_HANDLE, &handle); RunUserInterface (); DiscardPanel (panelHandle); return 0; } int CVICALLBACK QUITCB (int panel, int control, int event, void *callbackData, int eventData1, int eventData2) { switch (event) { case EVENT_COMMIT: QuitUserInterface (0); break; } return 0; } /*-------------------------------------------------------------- 下面的回调函数是计算器和记事本事件共有的回调 ---------------------------------------------------------------*/ int CVICALLBACK CVISHELLCB (int panel, int control, int event, void *callbackData, int eventData1, int eventData2) { int CtrlID; HWND hwnd; int handletemp; char Operation[2][5] = { "open", "open" }; char FileName[2][12] = { "calc.exe", "notepad.exe" }; char WindowName[512]; char TextFileName[512]; char CommandLine[512]; char FileNames[512]; char PathNames[512]; char DriveNames[10]; int ExecNum; //SHELLEXECUTEINFO ExecInfo; switch (event) { case EVENT_COMMIT: GetCtrlVal (panelHandle, PANEL_RING, &ExecNum);//取出何种方式调用 CtrlID = GetActiveCtrl (panelHandle) - PANEL_CALCBUTTON;//区别哪个控件产生的 CommandLine[0] = '\0'; strcat(CommandLine, FileName[CtrlID]); WindowName[0] = '\0'; if (CtrlID == 0) {//计算器 strcat(WindowName, "计算器"); } else {//记事本 GetCtrlVal (panelHandle, PANEL_STRING, TextFileName); if (*TextFileName == 0) { strcat(WindowName, "无标题 - 记事本"); } else { DriveNames[0] = '\0'; FileNames[0] = '\0'; PathNames[0] = '\0'; //MakePathname()有bug // MakePathname (TextFileName, FileNames, PathNames); SplitPath (TextFileName, DriveNames, PathNames, FileNames); strcat(WindowName, FileNames); strcat(WindowName, " - 记事本"); } strcat(CommandLine, " "); strcat(CommandLine, TextFileName); } switch (ExecNum) { case 0://API函数WinExec() WinExec(CommandLine, SW_NORMAL); //以下代码是将外部程序面板套在本主窗体面板的内部 hwnd = FindWindow((LPCSTR)NULL, (LPCSTR)WindowName); SetParent(hwnd, (HWND)handle); break; case 1://API函数CreateProcess() WinExecAndWait32(CommandLine, SW_NORMAL); break; case 2://CVI函数LaunchExecutable() LaunchExecutable (CommandLine); break; case 3://CVI函数LaunchExecutableEx() LaunchExecutableEx (CommandLine, SW_NORMAL, &handletemp); break; //由于CVI的shellapi.h有bug,以下代码无法编译通过 /* case 4://API函数ShellExecute() ShellExecute((HWND)handle, (LPCSTR)Operation[CtrlID], (LPCSTR)CommandLine, (LPCSTR)NULL, (LPCSTR)NULL, (INT)SW_NORMAL); break; */ //由于CVI的shellapi.h有bug,以下代码无法编译通过 /* case 5://API函数ShellExecuteEx() ExecInfo.cbSize = sizeof(SHELLEXECUTEINFO); ExecInfo.fMask=SEE_MASK_NOCLOSEPROCESS; ExecInfo.hwnd = 0; ExecInfo.lpFile = CommandLine; ExecInfo.lpParameters =NULL; ExecInfo.lpDirectory = NULL; ExecInfo.nShow = SW_SHOWNORMAL; ShellExecuteEx(&ExecInfo); break; */ } break; } return 0; } int CVICALLBACK OPENFILECB (int panel, int control, int event, void *callbackData, int eventData1, int eventData2) { char TextFileName[512]; switch (event) { case EVENT_COMMIT: if (FileSelectPopup ("", "*.Txt", "*.Text", "选择记事本文件", VAL_SELECT_BUTTON, 0, 0, 1, 0, TextFileName)) { SetCtrlVal (panelHandle, PANEL_STRING, TextFileName); } break; } return 0; } int CVICALLBACK GETFILENAMECB (int panel, int control, int event, void *callbackData, int eventData1, int eventData2) { char TextFileName[512]; switch (event) { case EVENT_LEFT_DOUBLE_CLICK: if (FileSelectPopup ("", "*.Txt", "*.Text", "选择记事本文件", VAL_SELECT_BUTTON, 0, 0, 1, 0, TextFileName)) { SetCtrlVal (panelHandle, PANEL_STRING, TextFileName); } break; } return 0; }