494 lines
13 KiB
C++
494 lines
13 KiB
C++
// todo: support win7/vista extensions rather than GetOpenFileName? -- merge win7filedialog into here.
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#include "filebrowse.h"
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#include "win32_utf8.h"
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#include "wdlcstring.h"
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#ifdef _WIN32
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#ifdef _MSC_VER // todo: win7filedialog.cpp support for mingw32
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#define WDL_FILEBROWSE_WIN7VISTAMODE
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#endif
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#endif
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#ifdef WDL_FILEBROWSE_WIN7VISTAMODE // win7/vista file dialog support
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#include "win7filedialog.cpp"
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// stuff since win7filedialog.h collides with shlobj.h below
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#define tagSHCONTF tagSHCONTF___
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#define SHCONTF SHCONTF___
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#define SHCONTF_FOLDERS SHCONTF_FOLDERS___
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#define SHCONTF_NONFOLDERS SHCONTF_NONFOLDERS___
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#define SHCONTF_INCLUDEHIDDEN SHCONTF_INCLUDEHIDDEN___
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#define SHCONTF_SHAREABLE SHCONTF_SHAREABLE__
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#define SHCONTF_INIT_ON_FIRST_NEXT SHCONTF_INIT_ON_FIRST_NEXT__
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#define SHCONTF_NETPRINTERSRCH SHCONTF_NETPRINTERSRCH__
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#define SHCONTF_STORAGE SHCONTF_STORAGE__
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#endif
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#ifdef _WIN32
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// include after win7filedialog.*
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#include <commctrl.h>
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#include <shlobj.h>
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#endif
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#ifndef BIF_NEWDIALOGSTYLE
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#define BIF_NEWDIALOGSTYLE 0x40
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#endif
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static void WDL_fixfnforopenfn(char *buf)
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{
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char *p=buf;
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while (*p)
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{
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if (WDL_IS_DIRCHAR(*p)) *p = WDL_DIRCHAR;
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p++;
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}
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#ifdef _WIN32
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if (buf[0] && buf[1] == ':')
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{
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p=buf+2;
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char *op=p;
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while (*p)
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{
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while (p[0]==WDL_DIRCHAR && p[1] == WDL_DIRCHAR) p++;
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*op++ = *p++;
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}
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*op=0;
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}
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#endif
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}
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#ifdef _WIN32
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static int CALLBACK WINAPI WDL_BrowseCallbackProc( HWND hwnd, UINT uMsg, LPARAM lParam, LPARAM lpData)
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{
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switch (uMsg)
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{
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case BFFM_INITIALIZED:
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{
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if (lpData && ((char *)lpData)[0])
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{
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#ifndef WDL_NO_SUPPORT_UTF8
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WDL_UTF8_SendBFFM_SETSEL(hwnd, (const char *)lpData);
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#else
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SendMessage(hwnd, BFFM_SETSELECTION, 1, lpData);
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#endif
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}
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break;
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}
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}
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return 0;
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}
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#endif
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bool WDL_ChooseDirectory(HWND parent, const char *text, const char *initialdir, char *fn, int fnsize, bool preservecwd)
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{
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char olddir[2048];
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GetCurrentDirectory(sizeof(olddir),olddir);
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#ifdef _WIN32
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char name[4096];
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lstrcpyn_safe(name,initialdir?initialdir:"",sizeof(name));
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BROWSEINFO bi={parent,NULL, name, text, BIF_RETURNONLYFSDIRS|BIF_NEWDIALOGSTYLE, WDL_BrowseCallbackProc, (LPARAM)name,};
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LPITEMIDLIST idlist = SHBrowseForFolderUTF8( &bi );
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if (idlist && SHGetPathFromIDListUTF8(idlist, name, sizeof(name)))
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{
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IMalloc *m;
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SHGetMalloc(&m);
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m->Free(idlist);
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lstrcpyn_safe(fn,name,fnsize);
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return true;
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}
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return false;
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#else
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bool r = BrowseForDirectory(text,initialdir,fn,fnsize);
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if (preservecwd) SetCurrentDirectory(olddir);
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return r;
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#endif
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}
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#ifdef _WIN32
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struct WDL_FileBrowse_Dis {
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enum { DLSZ = 10 };
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WDL_FileBrowse_Dis(HWND par)
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{
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m_par = par;
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memset(m_dislist,0,sizeof(m_dislist));
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if (par) EnableOwnerWnds(par,0);
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}
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~WDL_FileBrowse_Dis()
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{
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if (m_dislist[0]) EnableOwnerWnds(m_par, 1);
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}
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void EnableOwnerWnds(HWND p, int en)
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{
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int limit = 0, dlsz = 0;
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HWND t;
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while (NULL != (t = GetParent(p)) && limit++ < 20)
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{
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p = t;
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if (!(GetWindowLong(p,GWL_STYLE)&WS_CHILD) && !en != !IsWindowEnabled(p))
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{
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if (!en)
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{
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EnableWindow(p,0);
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m_dislist[dlsz] = p;
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if (++dlsz == DLSZ) break;
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}
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else
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{
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for (dlsz = 0; dlsz < DLSZ && m_dislist[dlsz] != p && m_dislist[dlsz]; dlsz++);
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if (dlsz < DLSZ && m_dislist[dlsz] == p) EnableWindow(p,1);
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}
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}
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}
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}
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HWND m_par, m_dislist[DLSZ];
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};
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#endif
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#ifdef _WIN32
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bool wdl_use_legacy_filebrowse;
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#endif
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bool WDL_ChooseFileForSave(HWND parent,
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const char *text,
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const char *initialdir,
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const char *initialfile,
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const char *extlist,
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const char *defext,
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bool preservecwd,
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char *fn,
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int fnsize,
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const char *dlgid,
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void *dlgProc,
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#ifdef _WIN32
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HINSTANCE hInstance
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#else
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struct SWELL_DialogResourceIndex *reshead
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#endif
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)
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{
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char cwd[2048];
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GetCurrentDirectory(sizeof(cwd),cwd);
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while (defext && *defext == '.') defext++; // this function can be passed defext of either .wav or wav, we always want it to be the latter
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#ifdef _WIN32
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WDL_FileBrowse_Dis win32disfix(parent);
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char temp[4096];
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memset(temp,0,sizeof(temp));
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if (initialfile) lstrcpyn_safe(temp,initialfile,sizeof(temp));
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WDL_fixfnforopenfn(temp);
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#ifdef WDL_FILEBROWSE_WIN7VISTAMODE
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if (!wdl_use_legacy_filebrowse)
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{
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Win7FileDialog fd(text, 1);
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if(fd.inited())
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{
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fd.addOptions(FOS_DONTADDTORECENT);
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//vista+ file open dialog
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char olddir[2048];
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GetCurrentDirectory(sizeof(olddir),olddir);
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fd.setFilterList(extlist);
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if (defext)
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{
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fd.setDefaultExtension(defext);
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int i = 0;
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const char *p = extlist;
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while(*p)
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{
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if(*p) p+=strlen(p)+1;
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if(!*p) break;
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const char *ext = WDL_get_fileext(p);
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if (*ext == '.') ext++;
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if(!stricmp(ext,defext))
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{
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fd.setFileTypeIndex(i+1);
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break;
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}
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i++;
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p+=strlen(p)+1;
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}
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}
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fd.setFolder(initialdir?initialdir:olddir, 0);
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if(initialfile)
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{
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//check for folder name
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if (WDL_remove_filepart(temp))
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{
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//folder found
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fd.setFolder(temp, 0);
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fd.setFilename(temp + strlen(temp) + 1);
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}
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else
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fd.setFilename(*temp ? temp : initialfile);
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}
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fd.setTemplate(hInstance, dlgid, (LPOFNHOOKPROC)dlgProc);
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if(fd.show(parent))
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{
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//ifilesavedialog saves the last folder automatically
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fd.getResult(fn, fnsize);
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if (preservecwd) SetCurrentDirectory(olddir);
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return true;
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}
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if (preservecwd) SetCurrentDirectory(olddir);
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return NULL;
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}
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}
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#endif
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OPENFILENAME l={sizeof(l),parent, hInstance, extlist, NULL,0, 0, temp, sizeof(temp)-1, NULL, 0, initialdir&&initialdir[0] ? initialdir : cwd, text,
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OFN_HIDEREADONLY|OFN_EXPLORER|OFN_OVERWRITEPROMPT,0,0,defext, 0, (LPOFNHOOKPROC)dlgProc, dlgid};
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if (hInstance&&dlgProc&&dlgid) l.Flags |= OFN_ENABLEHOOK|OFN_ENABLETEMPLATE|OFN_ENABLESIZING;
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if (preservecwd) l.Flags |= OFN_NOCHANGEDIR;
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if (!GetSaveFileName(&l)||!temp[0])
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{
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if (preservecwd) SetCurrentDirectory(cwd);
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return false;
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}
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if (preservecwd) SetCurrentDirectory(cwd);
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lstrcpyn_safe(fn,temp,fnsize);
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return true;
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#else
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BrowseFile_SetTemplate(dlgid,(DLGPROC)dlgProc,reshead);
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char if_temp[4096];
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if (initialfile && *initialfile)
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{
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lstrcpyn_safe(if_temp,initialfile,sizeof(if_temp));
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WDL_fixfnforopenfn(if_temp);
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initialfile = if_temp;
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}
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else
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{
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if (defext && *defext)
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{
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snprintf(if_temp,sizeof(if_temp),".%s",defext); // SWELL treats initialfile of ".ext" as default extension
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initialfile = if_temp;
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}
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}
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bool r = BrowseForSaveFile(text,initialdir,initialfile,extlist,fn,fnsize);
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if (preservecwd) SetCurrentDirectory(cwd);
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return r;
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#endif
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}
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char *WDL_ChooseFileForOpen2(HWND parent,
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const char *text,
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const char *initialdir,
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const char *initialfile,
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const char *extlist,
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const char *defext,
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bool preservecwd,
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int allowmul,
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const char *dlgid,
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void *dlgProc,
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#ifdef _WIN32
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HINSTANCE hInstance
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#else
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struct SWELL_DialogResourceIndex *reshead
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#endif
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)
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{
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char olddir[2048];
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GetCurrentDirectory(sizeof(olddir),olddir);
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#ifdef _WIN32
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WDL_FileBrowse_Dis win32disfix(parent);
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#ifdef WDL_FILEBROWSE_WIN7VISTAMODE
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if (!wdl_use_legacy_filebrowse && allowmul!=1)
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{
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Win7FileDialog fd(text);
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if(fd.inited())
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{
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//vista+ file open dialog
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fd.addOptions(FOS_FILEMUSTEXIST|(allowmul?FOS_ALLOWMULTISELECT:0));
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fd.setFilterList(extlist);
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if (defext)
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{
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fd.setDefaultExtension(defext);
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int i = 0;
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const char *p = extlist;
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while(*p)
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{
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if(*p) p+=strlen(p)+1;
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if(!*p) break;
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if(WDL_stristr(p, defext))
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{
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fd.setFileTypeIndex(i+1);
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break;
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}
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i++;
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p+=strlen(p)+1;
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}
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}
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fd.setFolder(initialdir?initialdir:olddir, 0);
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fd.setTemplate(hInstance, dlgid, (LPOFNHOOKPROC)dlgProc);
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if(initialfile)
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{
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char temp[4096];
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lstrcpyn_safe(temp,initialfile,sizeof(temp));
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WDL_fixfnforopenfn(temp);
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//check for folder name
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if (WDL_remove_filepart(temp))
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{
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//folder found
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fd.setFolder(temp, 0);
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fd.setFilename(temp + strlen(temp) + 1);
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}
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else
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fd.setFilename(temp);
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}
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if(fd.show(parent))
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{
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char *ret=NULL;
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char temp[4096];
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temp[0]=0;
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//ifileopendialog saves the last folder automatically
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if (!allowmul)
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{
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fd.getResult(temp, sizeof(temp)-1);
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ret= temp[0] ? strdup(temp) : NULL;
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}
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else
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{
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char* p=NULL;
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int totallen=0, cnt=fd.getResultCount();
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if (cnt>1)
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{
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// sets an empty path as 1st returned string for multipath support
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// (when selecting files among search results for ex.)
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ret = strdup("");
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totallen=1;
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}
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int i;
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for (i=0; i<cnt; i++)
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{
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int len = fd.getResult(i, temp, sizeof(temp)-1);
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p = len ? (char*)realloc(ret, totallen + len + ((i==cnt-1)?1:0)) : NULL;
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if (p)
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{
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ret=p;
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memcpy(ret+totallen, temp, len);
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totallen+=len;
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}
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else
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{
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free(ret);
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ret=NULL;
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break;
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}
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}
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if (ret) p[totallen]=0;
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}
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if (preservecwd) SetCurrentDirectory(olddir);
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return ret;
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}
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if (preservecwd) SetCurrentDirectory(olddir);
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return NULL;
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}
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}
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#endif
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int temp_size = allowmul ? 256*1024-1 : 4096-1;
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char *temp = (char *)calloc(temp_size+1,1);
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OPENFILENAME l={sizeof(l), parent, hInstance, extlist, NULL, 0, 0, temp, temp_size, NULL, 0, initialdir, text,
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OFN_HIDEREADONLY|OFN_EXPLORER|OFN_FILEMUSTEXIST,0,0, (char *)(defext ? defext : ""), 0, (LPOFNHOOKPROC)dlgProc, dlgid};
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if (hInstance&&dlgProc&&dlgid) l.Flags |= OFN_ENABLEHOOK|OFN_ENABLETEMPLATE|OFN_ENABLESIZING;
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if (allowmul) l.Flags|=OFN_ALLOWMULTISELECT;
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if (preservecwd) l.Flags|=OFN_NOCHANGEDIR;
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if (initialfile) lstrcpyn_safe(temp,initialfile,temp_size);
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WDL_fixfnforopenfn(temp);
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if (!l.lpstrInitialDir||!l.lpstrInitialDir[0]) l.lpstrInitialDir=olddir;
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int r = GetOpenFileName(&l);
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if (preservecwd) SetCurrentDirectory(olddir);
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if (!r) free(temp);
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return r?temp:NULL;
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#else
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char if_temp[4096];
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if (initialfile)
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{
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lstrcpyn_safe(if_temp,initialfile,sizeof(if_temp));
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WDL_fixfnforopenfn(if_temp);
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initialfile = if_temp;
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}
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// defext support?
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BrowseFile_SetTemplate(dlgid,(DLGPROC)dlgProc,reshead);
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char *ret = BrowseForFiles(text,initialdir,initialfile,allowmul,extlist);
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if (preservecwd) SetCurrentDirectory(olddir);
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return ret;
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#endif
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}
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char *WDL_ChooseFileForOpen(HWND parent,
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const char *text,
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const char *initialdir,
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const char *initialfile,
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const char *extlist,
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const char *defext,
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bool preservecwd,
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bool allowmul,
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const char *dlgid,
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void *dlgProc,
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#ifdef _WIN32
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HINSTANCE hInstance
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#else
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struct SWELL_DialogResourceIndex *reshead
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#endif
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)
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{
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return WDL_ChooseFileForOpen2(parent,text, initialdir,initialfile,extlist,defext,preservecwd,allowmul?1:0,dlgid,dlgProc,
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#ifdef _WIN32
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hInstance
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#else
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reshead
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#endif
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);
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}
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