// SendData.cpp : 定義應(yīng)用程序的入口點(diǎn)。
//

#include "stdafx.h"
#include "SendData.h"
#include <windows.h>
#include <commctrl.h>
void SendData();
//事件處理函數(shù)
INT_PTR CALLBACK	SendDlgProc(HWND, UINT, WPARAM, LPARAM);
int WINAPI WinMain(HINSTANCE hInstance, HINSTANCE hPrevInstance, LPTSTR    lpCmdLine, int       nCmdShow)
{
    DialogBox(hInstance,MAKEINTRESOURCE(IDD_SEND),NULL,SendDlgProc); 
}


INT_PTR CALLBACK	SendDlgProc(HWND hWnd, UINT message, WPARAM wParam, LPARAM lParam)
{
switch(message)
{
case WM_COMMAND:
	{
		switch(LOWORD(wParam))
		{
		case IDCANCEL:
			EndDialog(hWnd,0);
			return TRUE;
		case IDC_SEND:
			{
                ///////////////////////////////////////////用COPYDATA發(fā)送數(shù)據(jù)//////////////////             
				TCHAR Buf[256];
				GetDlgItemText(hWnd,IDC_DATA,Buf,256);   //取得Edit框中的數(shù)據(jù)放在Buf中
			    HWND hWnd = FindWindow(NULL,TEXT("Receive Data Dialog"));   //用FindWindow方法
			    if(hWnd)
			    {
					   //構(gòu)造COPYDATA數(shù)據(jù)
				       COPYDATASTRUCT  CopyData = {0};
				       CopyData.dwData = 101;   //數(shù)據(jù)標(biāo)識
				       CopyData.cbData = sizeof(Buf);
				       CopyData.lpData = Buf;
				       SendMessage(hWnd,WM_COPYDATA,NULL,(LPARAM)&CopyData);
			      }
				////////////////////////////////////////////////////////////////////////////////////
			}
			break;
		}
	}
	break;
	}
return FALSE;
}