misc/exec.c

   1 /*
   2 *     Windows Exec & Help
   3 *
   4 */
   5
   6 #include <stdlib.h>
   7 #include <stdio.h>
   8 #include <string.h>
   9 #include <unistd.h>
  10 #include "windows.h"
  11 #include "heap.h"
  12 #include "neexe.h"
  13 #include "shell.h"
  14 #include "stddebug.h"
  15 #include "debug.h"
  16 #include "win.h"
  17
  18 #define HELP_CONTEXT      0x0001
  19 #define HELP_QUIT         0x0002
  20 #define HELP_INDEX        0x0003
  21 #define HELP_CONTENTS     0x0003
  22 #define HELP_HELPONHELP   0x0004
  23 #define HELP_SETINDEX     0x0005
  24 #define HELP_SETCONTENTS  0x0005
  25 #define HELP_CONTEXTPOPUP 0x0008
  26 #define HELP_FORCEFILE    0x0009
  27 #define HELP_KEY          0x0101
  28 #define HELP_COMMAND      0x0102
  29 #define HELP_PARTIALKEY   0x0105
  30 #define HELP_MULTIKEY     0x0201
  31 #define HELP_SETWINPOS    0x0203
  32
  33
  34 /***********************************************************************
  35  *           EXEC_ExitWindows
  36  *
  37  * Clean-up everything and exit the Wine process.
  38  * This is the back-end of ExitWindows(), called when all windows
  39  * have agreed to be terminated.
  40  */
  41 void EXEC_ExitWindows( int retCode )
  42 {
  43     /* Do the clean-up stuff */
  44
  45     WriteOutProfiles();
  46     SHELL_SaveRegistry();
  47
  48     exit( retCode );
  49 }
  50
  51
  52 /***********************************************************************
  53  *           ExitWindows   (USER.7)
  54  */
  55 BOOL ExitWindows( DWORD dwReturnCode, WORD wReserved )
  56 {
  57     int i;
  58     BOOL16 result;
  59     WND **list, **ppWnd;
  60
  61     api_assert("ExitWindows", wReserved == 0);
  62     api_assert("ExitWindows", HIWORD(dwReturnCode) == 0);
  63
  64     /* We have to build a list of all windows first, as in EnumWindows */
  65
  66     if (!(list = WIN_BuildWinArray( WIN_GetDesktop() ))) return FALSE;
  67
  68     /* Send a WM_QUERYENDSESSION message to every window */
  69
  70     for (ppWnd = list, i = 0; *ppWnd; ppWnd++, i++)
  71     {
  72         /* Make sure that the window still exists */
  73         if (!IsWindow( (*ppWnd)->hwndSelf )) continue;
  74         if (!SendMessage16( (*ppWnd)->hwndSelf, WM_QUERYENDSESSION, 0, 0 ))
  75             break;
  76     }
  77     result = !(*ppWnd);
  78
  79     /* Now notify all windows that got a WM_QUERYENDSESSION of the result */
  80
  81     for (ppWnd = list; i > 0; i--, ppWnd++)
  82     {
  83         if (!IsWindow( (*ppWnd)->hwndSelf )) continue;
  84         SendMessage16( (*ppWnd)->hwndSelf, WM_ENDSESSION, result, 0 );
  85     }
  86     HeapFree( SystemHeap, 0, list );
  87
  88     if (result) EXEC_ExitWindows( LOWORD(dwReturnCode) );
  89     return FALSE;
  90 }
  91
  92
  93 /**********************************************************************
  94  *                              WinHelp         [USER.171]
  95  */
  96 BOOL WinHelp(HWND hWnd, LPSTR lpHelpFile, WORD wCommand, DWORD dwData)
  97 {
  98         static WORD WM_WINHELP=0;
  99         HWND hDest;
 100         LPWINHELP lpwh;
 101         HANDLE hwh;
 102         void *data=0;
 103         int size,dsize,nlen;
 104         if (wCommand != HELP_QUIT)  /* FIXME */
 105             if(WinExec("winhelp.exe -x",SW_SHOWNORMAL)<=32)
 106                 return FALSE;
 107         /* FIXME: Should be directed yield, to let winhelp open the window */
 108         Yield();
 109         if(!WM_WINHELP) {
 110                 WM_WINHELP=RegisterWindowMessage32A("WM_WINHELP");
 111                 if(!WM_WINHELP)
 112                         return FALSE;
 113         }
 114         hDest = FindWindow32A( "MS_WINHELP", NULL );
 115         if(!hDest)
 116                 return FALSE;
 117         switch(wCommand)
 118         {
 119                 case HELP_CONTEXT:
 120                 case HELP_CONTENTS:
 121                 case HELP_SETCONTENTS:
 122                 case HELP_CONTEXTPOPUP:
 123                 case HELP_FORCEFILE:
 124                 case HELP_HELPONHELP:
 125                 case HELP_QUIT:
 126                         dsize=0;
 127                         break;
 128                 case HELP_KEY:
 129                 case HELP_PARTIALKEY:
 130                 case HELP_COMMAND:
 131                         data = PTR_SEG_TO_LIN(dwData);
 132                         dsize = strlen(data)+1;
 133                         break;
 134                 case HELP_MULTIKEY:
 135                         data = PTR_SEG_TO_LIN(dwData);
 136                         dsize = ((LPMULTIKEYHELP)data) -> mkSize;
 137                         break;
 138                 case HELP_SETWINPOS:
 139                         data = PTR_SEG_TO_LIN(dwData);
 140                         dsize = ((LPHELPWININFO)data) -> wStructSize;
 141                         break;
 142                 default:
 143                         fprintf(stderr,"Unknown help command %d\n",wCommand);
 144                         return FALSE;
 145         }
 146         if(lpHelpFile)
 147                 nlen =  strlen(lpHelpFile)+1;
 148         else
 149                 nlen = 0;
 150         size = sizeof(WINHELP) + nlen + dsize;
 151         hwh = GlobalAlloc16(0,size);
 152         lpwh = GlobalLock16(hwh);
 153         lpwh->size = size;
 154         lpwh->command = wCommand;
 155         if(nlen) {
 156                 lpwh->ofsFilename = sizeof(WINHELP);
 157                 strcpy(((char*)lpwh) + sizeof(WINHELP),lpHelpFile);
 158         }
 159         if(dsize) {
 160                 memcpy(((char*)lpwh)+sizeof(WINHELP)+nlen,data,dsize);
 161                 lpwh->ofsData = sizeof(WINHELP)+nlen;
 162         } else
 163                 lpwh->ofsData = 0;
 164         GlobalUnlock16(hwh);
 165         return SendMessage16(hDest,WM_WINHELP,hWnd,hwh);
 166 }