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 "callback.h"
  15 #include "stddebug.h"
  16 #include "debug.h"
  17 #include "win.h"
  18
  19 #define HELP_CONTEXT      0x0001
  20 #define HELP_QUIT         0x0002
  21 #define HELP_INDEX        0x0003
  22 #define HELP_CONTENTS     0x0003
  23 #define HELP_HELPONHELP   0x0004
  24 #define HELP_SETINDEX     0x0005
  25 #define HELP_SETCONTENTS  0x0005
  26 #define HELP_CONTEXTPOPUP 0x0008
  27 #define HELP_FORCEFILE    0x0009
  28 #define HELP_KEY          0x0101
  29 #define HELP_COMMAND      0x0102
  30 #define HELP_PARTIALKEY   0x0105
  31 #define HELP_MULTIKEY     0x0201
  32 #define HELP_SETWINPOS    0x0203
  33
  34
  35 /***********************************************************************
  36  *           EXEC_ExitWindows
  37  *
  38  * Clean-up everything and exit the Wine process.
  39  * This is the back-end of ExitWindows(), called when all windows
  40  * have agreed to be terminated.
  41  */
  42 void EXEC_ExitWindows( int retCode )
  43 {
  44     /* Do the clean-up stuff */
  45
  46     WriteOutProfiles();
  47     SHELL_SaveRegistry();
  48
  49     exit( retCode );
  50 }
  51
  52
  53 /***********************************************************************
  54  *           ExitWindows   (USER.7)
  55  */
  56 BOOL ExitWindows( DWORD dwReturnCode, WORD wReserved )
  57 {
  58     int i;
  59     BOOL16 result;
  60     WND **list, **ppWnd;
  61
  62     api_assert("ExitWindows", wReserved == 0);
  63     api_assert("ExitWindows", HIWORD(dwReturnCode) == 0);
  64
  65     /* We have to build a list of all windows first, as in EnumWindows */
  66
  67     if (!(list = WIN_BuildWinArray( WIN_GetDesktop() ))) return FALSE;
  68
  69     /* Send a WM_QUERYENDSESSION message to every window */
  70
  71     for (ppWnd = list, i = 0; *ppWnd; ppWnd++, i++)
  72     {
  73         /* Make sure that the window still exists */
  74         if (!IsWindow( (*ppWnd)->hwndSelf )) continue;
  75         if (!SendMessage16( (*ppWnd)->hwndSelf, WM_QUERYENDSESSION, 0, 0 ))
  76             break;
  77     }
  78     result = !(*ppWnd);
  79
  80     /* Now notify all windows that got a WM_QUERYENDSESSION of the result */
  81
  82     for (ppWnd = list; i > 0; i--, ppWnd++)
  83     {
  84         if (!IsWindow( (*ppWnd)->hwndSelf )) continue;
  85         SendMessage16( (*ppWnd)->hwndSelf, WM_ENDSESSION, result, 0 );
  86     }
  87     HeapFree( SystemHeap, 0, list );
  88
  89     if (result) EXEC_ExitWindows( LOWORD(dwReturnCode) );
  90     return FALSE;
  91 }
  92
  93
  94 /**********************************************************************
  95  *                              WinHelp         [USER.171]
  96  */
  97 BOOL WinHelp(HWND hWnd, LPSTR lpHelpFile, WORD wCommand, DWORD dwData)
  98 {
  99         static WORD WM_WINHELP=0;
 100         HWND hDest;
 101         LPWINHELP lpwh;
 102         HANDLE hwh;
 103         void *data=0;
 104         int size,dsize,nlen;
 105         if (wCommand != HELP_QUIT)  /* FIXME */
 106             if(WinExec("winhelp.exe -x",SW_SHOWNORMAL)<=32)
 107                 return FALSE;
 108         /* FIXME: Should be directed yield, to let winhelp open the window */
 109         Yield();
 110         if(!WM_WINHELP) {
 111                 WM_WINHELP=RegisterWindowMessage32A("WM_WINHELP");
 112                 if(!WM_WINHELP)
 113                         return FALSE;
 114         }
 115         hDest = FindWindow32A( "MS_WINHELP", NULL );
 116         if(!hDest)
 117                 return FALSE;
 118         switch(wCommand)
 119         {
 120                 case HELP_CONTEXT:
 121                 case HELP_CONTENTS:
 122                 case HELP_SETCONTENTS:
 123                 case HELP_CONTEXTPOPUP:
 124                 case HELP_FORCEFILE:
 125                 case HELP_HELPONHELP:
 126                 case HELP_QUIT:
 127                         dsize=0;
 128                         break;
 129                 case HELP_KEY:
 130                 case HELP_PARTIALKEY:
 131                 case HELP_COMMAND:
 132                         data = PTR_SEG_TO_LIN(dwData);
 133                         dsize = strlen(data)+1;
 134                         break;
 135                 case HELP_MULTIKEY:
 136                         data = PTR_SEG_TO_LIN(dwData);
 137                         dsize = ((LPMULTIKEYHELP)data) -> mkSize;
 138                         break;
 139                 case HELP_SETWINPOS:
 140                         data = PTR_SEG_TO_LIN(dwData);
 141                         dsize = ((LPHELPWININFO)data) -> wStructSize;
 142                         break;
 143                 default:
 144                         fprintf(stderr,"Unknown help command %d\n",wCommand);
 145                         return FALSE;
 146         }
 147         if(lpHelpFile)
 148                 nlen =  strlen(lpHelpFile)+1;
 149         else
 150                 nlen = 0;
 151         size = sizeof(WINHELP) + nlen + dsize;
 152         hwh = GlobalAlloc16(0,size);
 153         lpwh = GlobalLock16(hwh);
 154         lpwh->size = size;
 155         lpwh->command = wCommand;
 156         if(nlen) {
 157                 lpwh->ofsFilename = sizeof(WINHELP);
 158                 strcpy(((char*)lpwh) + sizeof(WINHELP),lpHelpFile);
 159         }
 160         if(dsize) {
 161                 memcpy(((char*)lpwh)+sizeof(WINHELP)+nlen,data,dsize);
 162                 lpwh->ofsData = sizeof(WINHELP)+nlen;
 163         } else
 164                 lpwh->ofsData = 0;
 165         GlobalUnlock16(hwh);
 166         return SendMessage16(hDest,WM_WINHELP,hWnd,hwh);
 167 }