C / C++ / MFC

rushiraj.jhala wrote:

#define IsCTRLpressed() ( (GetKeyState(VK_CONTROL) & (1 << (sizeof(SHORT)*8-1))) != 0 )

#define IsCtrlDown() ((GetKeyState(VK_CONTROL)<0)?TRUE:FALSE)

rushiraj.jhala wrote:

but
IsDpressed returns false

pMsg->wparam == 'D'

#define IsKeyDown(nKeyCode) ((GetKeyState(nKeyCode) < 0)?TRUE:FALSE))

IsKeyDown(VK_CONTROL);
IsKeyDown(VK_MENU);

rushiraj.jhala wrote:

pMsg->wParam = 18

rushiraj.jhala wrote:

I have one MFC application some times it gives me error message "A Required resource was" and my application crash.

Can ayn one tell me what is that and how to ovecome it.

Somethings seem HARD to do, until we know how to do them.
_AnShUmAn_

deeps_cute wrote:

what the return code of the process is.

deeps_cute wrote:

and the return code of
ShellExecuteEx, which indicates problems with starting the process

// ReturnCode.cpp : Defines the entry point for the application.
//
 
#include "stdafx.h"
#include <shellapi.h>
#pragma comment(lib, "shell32.lib")
 
int APIENTRY WinMain(HINSTANCE hInstance,
                     HINSTANCE hPrevInstance,
                     LPSTR     lpCmdLine,
                     int       nCmdShow)
{
	// Launch notepad.
	SHELLEXECUTEINFO sei = {0};
	sei.cbSize = sizeof(sei);
	sei.fMask = SEE_MASK_NOCLOSEPROCESS; // NOTE: We want the process HANDLE.
	sei.lpVerb = "open";
	sei.lpFile = "C:\\Windows\\Notepad.exe";
	sei.nShow = SW_NORMAL;
 	BOOL bOK = ShellExecuteEx(&sei);
	if (bOK)
	{
		WaitForSingleObject(sei.hProcess, INFINITE); // Wait for notepad to exit.
 
		// Now that the process has finished we can get its exit code.
		DWORD ExitCode;
		if (GetExitCodeProcess(sei.hProcess, &ExitCode));
		{
			// Exit code is in 'ExitCode' variable.
		}
 
		CloseHandle(sei.hProcess); // Close the HANDLE or we'll leak!
	}
 
	return 0;
}