C / C++ / MFC

public ref class Win32{
private: Win32() { }
public:
	literal int WM_USER = 0x400;
	literal int WM_PAINT = 0xF;
	literal int WM_KEYDOWN = 0x100;
	literal int WM_KEYUP = 0x101;
	literal int WM_CHAR = 0x102;
	literal int EM_GETSCROLLPOS = (WM_USER + 221);
	literal int EM_SETSCROLLPOS = (WM_USER + 222);
	literal int VK_CONTROL = 0x11;
	literal int VK_UP = 0x26;
	literal int VK_DOWN = 0x28;
	literal int VK_NUMLOCK = 0x90;
	literal short KS_ON = 0x01;
	literal short KS_KEYDOWN = 0x80;
	[StructLayout(LayoutKind::Sequential)]
	ref struct POINT
	{ public: int x, y;}
	LRESULT SendMessage(HWND hWnd, UINT Msg, WPARAM wParam, LPARAM lParam); //This is what you told me
//This is the code I used in C# (bellow) but now I want it in C++
		//[DllImport("user32")] public static extern int SendMessage(HWND hwnd, int wMsg, int wParam, IntPtr lParam);
		//[DllImport("user32")] public static extern int PostMessage(HWND hwnd, int wMsg, int wParam, int lParam);
		//[DllImport("user32")] public static extern short GetKeyState(int nVirtKey);
		//[DllImport("user32")] public static extern int LockWindowUpdate(HWND hwnd);
	};

letueros wrote:

LRESULT SendMessage(HWND hWnd, UINT Msg, WPARAM wParam, LPARAM lParam); //This is what you told me

class win32
{
public:
	win32()
	{
	}
	void Changecaption(HWND hwnd,UINT m_Message);//I declared a function

};

void win32::Changecaption(HWND hwnd,UINT m_Message)
{
	SendMessageW(hwnd,m_Message,0,(WPARAM)_T("Hi how are you"));
}



win32 m_cTest;
m_cTest.Changecaption(m_hWnd,WM_SETTEXT);

Hamid. wrote:

C++ is different with C# some things are easy and some things are difficult to use.

ThatsMe. wrote:

i want to use this same as LButtonDown function.

void CMyTree::OnKeyDown(   UINT nChar,   UINT nRepCnt,   UINT nFlags )
{
  if( nChar == VK_RETURN )
  {
       // The key pressed is enter. Do you processing
  }