libtest/hello3.c

   1 /*
   2  * Copyright 1995 Martin von Loewis
   3  *
   4  * This library is free software; you can redistribute it and/or
   5  * modify it under the terms of the GNU Lesser General Public
   6  * License as published by the Free Software Foundation; either
   7  * version 2.1 of the License, or (at your option) any later version.
   8  *
   9  * This library is distributed in the hope that it will be useful,
  10  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  11  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
  12  * Lesser General Public License for more details.
  13  *
  14  * You should have received a copy of the GNU Lesser General Public
  15  * License along with this library; if not, write to the Free Software
  16  * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
  17  */
  18
  19 #include <windows.h>
  20 #include <commdlg.h>
  21
  22 typedef struct
  23 {
  24   HANDLE  hInstance;
  25   HWND    hMainWnd;
  26   HMENU   hMainMenu;
  27 } GLOBALS;
  28
  29 GLOBALS Globals;
  30
  31 BOOL FileOpen(HWND hWnd)
  32 {
  33   char filename[80] = "test.c";
  34   OPENFILENAME ofn = { sizeof(OPENFILENAME),
  35                        hWnd, NULL, "C code\0*.c\0", NULL, 0, 0, filename, 80,
  36                        NULL, 0, NULL, NULL, OFN_CREATEPROMPT |
  37                        OFN_SHOWHELP, 0, 0, NULL, 0, NULL };
  38   return GetOpenFileName(&ofn);
  39 }
  40
  41 LRESULT CALLBACK DlgProc(HWND hWnd,UINT msg,WPARAM wParam,LPARAM lParam)
  42 {
  43     switch(msg)
  44     {
  45         case WM_INITDIALOG:
  46             break;
  47         case WM_COMMAND:
  48             switch (wParam)
  49             {
  50                 case 100:
  51                     EndDialog(hWnd, 100);
  52                     return TRUE;
  53             }
  54     }
  55     return FALSE;
  56 }
  57
  58 LRESULT CALLBACK WndProc (HWND wnd, UINT msg, WPARAM w, LPARAM l)
  59 {
  60     switch (msg){
  61
  62         case WM_COMMAND:
  63         switch(w){
  64                 case 100:
  65                         DialogBox(Globals.hInstance,
  66                                 "DIADEMO", wnd,
  67                                 (DLGPROC)DlgProc);
  68                         return 0;
  69                 case 101:
  70                 {
  71                         HDC hdc, hMemDC;
  72                         HBITMAP hBitmap, hPrevBitmap;
  73                         BITMAP bmp;
  74
  75                         hBitmap = LoadBitmapA (Globals.hInstance, "BITDEMO");
  76                         hdc = GetDC (wnd);
  77                         hMemDC = CreateCompatibleDC (hdc);
  78                         hPrevBitmap = SelectObject (hMemDC, hBitmap);
  79                         GetObjectA (hBitmap, sizeof(BITMAP), &bmp);
  80                         BitBlt (hdc, 0, 0, bmp.bmWidth, bmp.bmHeight,
  81                                 hMemDC, 0, 0, SRCCOPY);
  82                         SelectObject (hMemDC, hPrevBitmap);
  83                         DeleteDC (hMemDC);
  84                         ReleaseDC (wnd, hdc);
  85                         return 0;
  86                 }
  87                 case 102:
  88                         FileOpen(wnd);
  89                         return 0;
  90                 default:
  91                         return DefWindowProc (wnd, msg, w, l);
  92         }
  93     case WM_DESTROY:
  94         PostQuitMessage (0);
  95         break;
  96
  97     default:
  98         return DefWindowProc (wnd, msg, w, l);
  99     }
 100     return 0l;
 101 }
 102
 103 int PASCAL WinMain (HINSTANCE inst, HINSTANCE prev, LPSTR cmdline, int show)
 104 {
 105     MSG      msg;
 106     WNDCLASS class;
 107     char className[] = "class";  /* To make sure className >= 0x10000 */
 108     char winName[] = "Test app";
 109
 110     Globals.hInstance = inst;
 111     if (!prev){
 112         class.style = CS_HREDRAW | CS_VREDRAW;
 113         class.lpfnWndProc = WndProc;
 114         class.cbClsExtra = 0;
 115         class.cbWndExtra = 0;
 116         class.hInstance  = inst;
 117         class.hIcon      = LoadIcon (0, IDI_APPLICATION);
 118         class.hCursor    = LoadCursor (0, IDC_ARROW);
 119         class.hbrBackground = GetStockObject (WHITE_BRUSH);
 120         class.lpszMenuName = 0;
 121         class.lpszClassName = className;
 122     }
 123     if (!RegisterClass (&class))
 124         return FALSE;
 125
 126     Globals.hMainWnd = CreateWindow (className, winName, WS_OVERLAPPEDWINDOW,
 127                         CW_USEDEFAULT, 0, CW_USEDEFAULT, 0, 0,
 128                         LoadMenu(inst,"MAIN"), inst, 0);
 129     ShowWindow (Globals.hMainWnd, show);
 130     UpdateWindow (Globals.hMainWnd);
 131
 132     while (GetMessage (&msg, 0, 0, 0)){
 133         TranslateMessage (&msg);
 134         DispatchMessage (&msg);
 135     }
 136     return 0;
 137 }