MSG.CPP

//**************************************************************************** 
//  Module:     NMFT.EXE 
//  File:       MSG.CPP 
//  Content:     
//               
// 
//  Copyright (c) Microsoft Corporation 1997 
// 
// THIS CODE AND INFORMATION IS PROVIDED "AS IS" WITHOUT WARRANTY OF  
// ANY KIND, EITHER EXPRESSED OR IMPLIED, INCLUDING BUT NOT LIMITED TO  
// THE IMPLIED WARRANTIES OF MERCHANTABILITY AND/OR FITNESS FOR A  
// PARTICULAR PURPOSE. 
//**************************************************************************** 
 
#include "precomp.h" 
 
typedef LRESULT (*PFNMSG)(HWND, UINT, WPARAM, LPARAM); 
 
// This structure maps messages to message handling functions. 
typedef struct _MSD 
{ 
UINT   uMsg; 
PFNMSG pfnmsg; 
} MSD;                 // MeSsage Dispatch structure 
typedef MSD * LPMSD; 
 
 
VOID CmdClose(void) 
{ 
DestroyWindow(ghwndMain); 
} 
 
 
//**************************************************************************** 
// 
// LRESULT MsgDestroy(HWND hwnd, UINT uMsg, WPARAM wParam, LPARAM lParam) 
// 
// Handle a WM_DESTROY message 
// 
//**************************************************************************** 
 
LRESULT MsgDestroy(HWND hwnd, UINT uMsg, WPARAM wParam, LPARAM lParam) 
{ 
PostQuitMessage(0); 
return 0; 
} 
 
 
//**************************************************************************** 
// 
// LRESULT MsgClose(HWND hwnd, UINT uMsg, WPARAM wParam, LPARAM lParam) 
// 
// Handle a WM_CLOSE message 
// 
//**************************************************************************** 
 
LRESULT MsgClose(HWND hwnd, UINT uMsg, WPARAM wParam, LPARAM lParam) 
{ 
CmdClose(); 
return 0; 
} 
 
 
//**************************************************************************** 
// 
// LRESULT MsgCmdMain(HWND hwnd, UINT uMsg, WPARAM wParam, LPARAM lParam) 
// 
//**************************************************************************** 
 
LRESULT MsgCmdMain(HWND hwnd, UINT uMsg, WPARAM wParam, LPARAM lParam) 
{ 
WORD wCmd = GET_WM_COMMAND_ID(wParam, lParam); 
switch (wCmd) 
{ 
case IDCANCEL: 
{ 
if (NULL != g_pFt) 
{ 
g_pFt->Cancel(); 
CmdClose(); 
} 
break; 
} 
 
default: 
break; 
} /* switch wCmd */ 
 
return 0L; 
} 
 
 
 
//////////////////////////////////////////////////////////////////////////// 
// Main window message table definition. 
static MSD _rgmsdMain[] = 
{ 
{WM_COMMAND,       MsgCmdMain}, 
{WM_DESTROY,       MsgDestroy}, 
{WM_CLOSE,         MsgClose}, 
 
{0, NULL}  // MUST be the last entry 
}; 
 
 
//**************************************************************************** 
// 
// LRESULT CALLBACK WndProc(HWND hwnd, UINT uMsg, WPARAM wParam, LPARAM lParam) 
// 
//**************************************************************************** 
 
LRESULT CALLBACK WndProc(HWND hwnd, UINT uMsg, WPARAM wParam, LPARAM lParam) 
{ 
for (LPMSD lpmsd = _rgmsdMain; 0 != lpmsd->uMsg; lpmsd++) 
{ 
if (lpmsd->uMsg == uMsg) 
{ 
return lpmsd->pfnmsg(hwnd, uMsg, wParam, lParam); 
} 
} 
 
return DefWindowProc(hwnd, uMsg, wParam, lParam); 
}