128 lines
2.9 KiB
C
128 lines
2.9 KiB
C
/*
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* Windows Help
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*/
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#include <stdlib.h>
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#include <stdio.h>
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#include <string.h>
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#include <unistd.h>
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#include "debugtools.h"
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#include "wine/winuser16.h"
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#include "wine/winbase16.h"
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#include "heap.h"
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#include "ldt.h"
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DEFAULT_DEBUG_CHANNEL(win)
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/**********************************************************************
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* WinHelp16 (USER.171)
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*/
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BOOL16 WINAPI WinHelp16( HWND16 hWnd, LPCSTR lpHelpFile, UINT16 wCommand,
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DWORD dwData )
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{
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return WinHelpA( hWnd, lpHelpFile, wCommand,
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(DWORD)PTR_SEG_TO_LIN(dwData) );
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}
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/**********************************************************************
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* WinHelp32A (USER32.579)
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*/
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BOOL WINAPI WinHelpA( HWND hWnd, LPCSTR lpHelpFile, UINT wCommand,
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DWORD dwData )
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{
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static WORD WM_WINHELP = 0;
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HWND hDest;
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LPWINHELP lpwh;
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HGLOBAL16 hwh;
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int size,dsize,nlen;
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if (wCommand != HELP_QUIT) /* FIXME */
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{
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if (WinExec("winhelp.exe -x",SW_SHOWNORMAL) <= 32)
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return FALSE;
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/* NOTE: Probably, this should be directed yield,
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to let winhelp open the window in all cases. */
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Yield16();
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}
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if(!WM_WINHELP)
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{
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WM_WINHELP=RegisterWindowMessageA("WM_WINHELP");
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if(!WM_WINHELP)
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return FALSE;
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}
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hDest = FindWindowA( "MS_WINHELP", NULL );
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if(!hDest)
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{
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if(wCommand == HELP_QUIT)
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return TRUE;
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else
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return FALSE;
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}
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switch(wCommand)
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{
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case HELP_CONTEXT:
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case HELP_SETCONTENTS:
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case HELP_CONTENTS:
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case HELP_CONTEXTPOPUP:
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case HELP_FORCEFILE:
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case HELP_HELPONHELP:
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case HELP_FINDER:
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case HELP_QUIT:
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dsize=0;
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break;
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case HELP_KEY:
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case HELP_PARTIALKEY:
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case HELP_COMMAND:
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dsize = strlen( (LPSTR)dwData )+1;
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break;
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case HELP_MULTIKEY:
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dsize = ((LPMULTIKEYHELP)dwData)->mkSize;
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break;
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case HELP_SETWINPOS:
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dsize = ((LPHELPWININFO)dwData)->wStructSize;
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break;
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default:
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WARN("Unknown help command %d\n",wCommand);
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return FALSE;
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}
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if(lpHelpFile)
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nlen = strlen(lpHelpFile)+1;
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else
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nlen = 0;
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size = sizeof(WINHELP) + nlen + dsize;
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hwh = GlobalAlloc16(0,size);
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lpwh = GlobalLock16(hwh);
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lpwh->size = size;
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lpwh->command = wCommand;
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lpwh->data = dwData;
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if(nlen) {
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strcpy(((char*)lpwh) + sizeof(WINHELP),lpHelpFile);
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lpwh->ofsFilename = sizeof(WINHELP);
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} else
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lpwh->ofsFilename = 0;
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if(dsize) {
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memcpy(((char*)lpwh)+sizeof(WINHELP)+nlen,(LPSTR)dwData,dsize);
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lpwh->ofsData = sizeof(WINHELP)+nlen;
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} else
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lpwh->ofsData = 0;
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GlobalUnlock16(hwh);
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return SendMessage16(hDest,WM_WINHELP,hWnd,hwh);
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}
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/**********************************************************************
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* WinHelp32W (USER32.580)
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*/
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BOOL WINAPI WinHelpW( HWND hWnd, LPCWSTR helpFile, UINT command,
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DWORD dwData )
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{
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LPSTR file = HEAP_strdupWtoA( GetProcessHeap(), 0, helpFile );
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BOOL ret = WinHelpA( hWnd, file, command, dwData );
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HeapFree( GetProcessHeap(), 0, file );
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return ret;
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}
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