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NOPOPUPS.ZIP
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NOPOPUPS.C
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C/C++ Source or Header
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1991-10-30
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3KB
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104 lines
/*------------------------------------------------
NOPOPUPS.C -- Demonstrates No-Popup Nested Menu
(c) Charles Petzold, 1990
-----------------------------------------------*/
#include <windows.h>
#include "nopopups.h"
long FAR PASCAL WndProc (HWND, WORD, WORD, LONG);
int PASCAL WinMain (HANDLE hInstance, HANDLE hPrevInstance,
LPSTR lpszCmdParam, int nCmdShow)
{
static char szAppName [] = "NoPopUps";
HWND hwnd;
MSG msg;
WNDCLASS wndclass;
if (!hPrevInstance)
{
wndclass.style = CS_HREDRAW | CS_VREDRAW;
wndclass.lpfnWndProc = WndProc;
wndclass.cbClsExtra = 0;
wndclass.cbWndExtra = 0;
wndclass.hInstance = hInstance;
wndclass.hIcon = LoadIcon (NULL, IDI_APPLICATION);
wndclass.hCursor = LoadCursor (NULL, IDC_ARROW);
wndclass.hbrBackground = GetStockObject (WHITE_BRUSH);
wndclass.lpszMenuName = NULL;
wndclass.lpszClassName = szAppName;
RegisterClass (&wndclass);
}
hwnd = CreateWindow (szAppName, "No-Popup Nested Menu Demonstration",
WS_OVERLAPPEDWINDOW,
CW_USEDEFAULT, CW_USEDEFAULT,
CW_USEDEFAULT, CW_USEDEFAULT,
NULL, NULL, hInstance, NULL);
ShowWindow (hwnd, nCmdShow);
UpdateWindow (hwnd);
while (GetMessage (&msg, NULL, 0, 0))
{
TranslateMessage (&msg);
DispatchMessage (&msg);
}
return msg.wParam;
}
long FAR PASCAL WndProc (HWND hwnd, WORD message, WORD wParam, LONG lParam)
{
static HMENU hMenuMain, hMenuEdit, hMenuFile;
HANDLE hInstance;
switch (message)
{
case WM_CREATE:
hInstance = GetWindowWord (hwnd, GWW_HINSTANCE);
hMenuMain = LoadMenu (hInstance, "MenuMain");
hMenuFile = LoadMenu (hInstance, "MenuFile");
hMenuEdit = LoadMenu (hInstance, "MenuEdit");
SetMenu (hwnd, hMenuMain);
return 0;
case WM_COMMAND:
switch (wParam)
{
case IDM_MAIN:
SetMenu (hwnd, hMenuMain);
return 0;
case IDM_FILE:
SetMenu (hwnd, hMenuFile);
return 0;
case IDM_EDIT:
SetMenu (hwnd, hMenuEdit);
return 0;
case IDM_NEW:
case IDM_OPEN:
case IDM_SAVE:
case IDM_SAVEAS:
case IDM_UNDO:
case IDM_CUT:
case IDM_COPY:
case IDM_PASTE:
case IDM_CLEAR:
MessageBeep (0);
return 0;
}
break;
case WM_DESTROY:
PostQuitMessage (0);
return 0;
}
return DefWindowProc (hwnd, message, wParam, lParam);
}