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/*
** winshell.c Windows specific calls related to Windows Shell
**
** Part of willus.com general purpose C code library.
**
** Copyright (C) 2015 http://willus.com
**
** This program is free software: you can redistribute it and/or modify
** it under the terms of the GNU Affero General Public License as
** published by the Free Software Foundation, either version 3 of the
** License, or (at your option) any later version.
**
** This program is distributed in the hope that it will be useful,
** but WITHOUT ANY WARRANTY; without even the implied warranty of
** MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
** GNU Affero General Public License for more details.
**
** You should have received a copy of the GNU Affero General Public License
** along with this program. If not, see <http://www.gnu.org/licenses/>.
**
*/
#if (!defined(__GNUC__) || __GNUC__ > 4 || (__GNUC__ == 4 && __GNUC_MINOR__ >= 8))
#include "willus.h"
#ifdef HAVE_WIN32_API
#include <windows.h>
#include <shlobj.h>
/* #include <process.h> */
#include <stdio.h>
#include <stdlib.h>
#include <string.h>
#include <math.h>
#include <ctype.h>
#include <time.h>
#include <conio.h>
/*
** Resolve a windows shortcut into it's full target name.
** If wide, shortcut and target are treated as wide ptrs, otherwise char.
*/
int win_resolve_shortcut(void *shortcut0,void *target0,int maxlen,int wide)
{
WCHAR *shortcutw,*targetw;
char *shortcut,*target;
IShellLinkW *psl = NULL;
static char *funcname="win_resolve_shortcut";
if (target0 == NULL)
return(0);
shortcutw=(WCHAR *)shortcut0;
shortcut=(char *)shortcut0;
targetw=(WCHAR *)target0;
target=(char *)target0;
if (wide)
target[0]='\0';
else
targetw[0]=0;
/*
** Get a pointer to the IShellLink interface. It is assumed that CoInitialize
** has already been called.
*/
HRESULT hres = CoCreateInstance(&CLSID_ShellLink,NULL,CLSCTX_INPROC_SERVER,
&IID_IShellLinkW,(LPVOID*)&psl);
if (SUCCEEDED(hres))
{
/* Get a pointer to the IPersistFile interface. */
IPersistFile *ppf = NULL;
hres = psl->lpVtbl->QueryInterface(psl,&IID_IPersistFile,(void**)&ppf);
if (SUCCEEDED(hres))
{
/* Add code here to check return value from MultiByteWideChar for success. */
/* Load the shortcut. */
/*
** MinGW doesn't appear to define this...
#ifdef _UNICODE
hres = ppf->lpVtbl->Load(ppf,shortcut,STGM_READ);
#else
*/
if (!wide)
{
WCHAR widestr[512];
widestr[0]='\0';
/* Ensure that the string is Unicode. */
MultiByteToWideChar(CP_ACP,0,shortcut,-1, widestr,511);
hres = ppf->lpVtbl->Load(ppf,widestr,STGM_READ);
}
else
hres = ppf->lpVtbl->Load(ppf,shortcutw,STGM_READ);
/*
#endif
*/
if (SUCCEEDED(hres))
{
/* Resolve the link. */
hres = psl->lpVtbl->Resolve(psl,GetDesktopWindow(),0);
if (SUCCEEDED(hres))
{
if (!wide)
{
short *buf;
willus_mem_alloc_warn((void **)&buf,maxlen*sizeof(short),funcname,10);
hres = psl->lpVtbl->GetPath(psl,(WCHAR *)buf,maxlen,NULL,SLGP_RAWPATH);
wide_to_char(target,buf);
}
else
hres = psl->lpVtbl->GetPath(psl,targetw,maxlen,NULL,SLGP_RAWPATH);
}
}
ppf->lpVtbl->Release(ppf);
}
psl->lpVtbl->Release(psl);
}
return(SUCCEEDED(hres) ? 1 : 0);
}
/*
** Returns 0 if user cancels, 1 otherwise
** foldername[] must have MAX_PATH (260) characters allocated
*/
int winshell_get_foldername(char *foldername,char *title)
{
BROWSEINFO *bi,_bi;
PCIDLIST_ABSOLUTE pidl;
bi=&_bi;
bi->hwndOwner = NULL;
bi->pidlRoot = NULL; /* Start folder */
bi->pszDisplayName = foldername;
bi->lpszTitle = title;
bi->ulFlags = BIF_EDITBOX | BIF_VALIDATE | BIF_NEWDIALOGSTYLE | BIF_USENEWUI;
bi->lpfn = NULL;
bi->lParam = 0;
bi->iImage = 0;
pidl=SHBrowseForFolder(bi);
if (pidl==NULL)
return(0);
if (SHGetPathFromIDList(pidl,foldername))
return(1);
return(0);
}
/*
** Returns 0 if user cancels, 1 otherwise
** foldername[] must have MAX_PATH (260) characters allocated
*/
int winshell_get_foldernamew(short *foldername,char *title)
{
BROWSEINFOW *bi,_bi;
PCIDLIST_ABSOLUTE pidl;
short *wtitle;
wtitle=char_to_wide(NULL,title);
bi=&_bi;
bi->hwndOwner = NULL;
bi->pidlRoot = NULL; /* Start folder */
bi->pszDisplayName = (LPWSTR)foldername;
bi->lpszTitle = (LPWSTR)wtitle;
bi->ulFlags = BIF_EDITBOX | BIF_VALIDATE | BIF_NEWDIALOGSTYLE | BIF_USENEWUI;
bi->lpfn = NULL;
bi->lParam = 0;
bi->iImage = 0;
pidl=SHBrowseForFolderW(bi);
if (pidl==NULL)
return(0);
if (SHGetPathFromIDListW(pidl,(LPWSTR)foldername))
return(1);
return(0);
}
#endif /* HAVE_WIN32_API */
#endif /* GNU C version test */
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