static INT CALLBACK winFileDlgBrowseCallback(HWND hWnd, UINT uMsg, LPARAM lParam, LPARAM lpData)
{
(void)lParam;
if (uMsg == BFFM_INITIALIZED)
{
char* value;
Ihandle* ih = (Ihandle*)lpData;
ih->handle = hWnd;
iupDialogUpdatePosition(ih);
ih->handle = NULL; /* reset handle */
value = iupStrDup(iupAttribGet(ih, "DIRECTORY"));
if (value)
{
TCHAR* wstr = iupwinStrToSystemFilename(value);
winFileDlgStrReplacePathSlash(wstr);
SendMessage(hWnd, BFFM_SETSELECTION, TRUE, (LPARAM)wstr);
free(value);
}
}
else if (uMsg == BFFM_SELCHANGED)
{
TCHAR buffer[IUP_MAX_FILENAME_SIZE];
ITEMIDLIST* selecteditem = (ITEMIDLIST*)lParam;
if (SHGetPathFromIDList(selecteditem, buffer) && lstrlen(buffer) != 0)
SendMessage(hWnd, BFFM_ENABLEOK, 0, (LPARAM)TRUE);
else
SendMessage(hWnd, BFFM_ENABLEOK, 0, (LPARAM)FALSE);
}
return 0;
}
static HICON winDialogLoadIcon(const char* name, int size)
{
int w = (size == ICON_SMALL) ? GetSystemMetrics(SM_CXSMICON) : GetSystemMetrics(SM_CXICON);
int h = (size == ICON_SMALL) ? GetSystemMetrics(SM_CYSMICON) : GetSystemMetrics(SM_CYICON);
/* same as iupdrvImageLoad but using w and h to control icon size */
HICON hIcon = LoadImage(iupwin_hinstance, iupwinStrToSystem(name), IMAGE_ICON, w, h, 0);
if (!hIcon && iupwin_dll_hinstance)
hIcon = LoadImage(iupwin_dll_hinstance, iupwinStrToSystem(name), IMAGE_ICON, w, h, 0);
if (!hIcon)
hIcon = LoadImage(NULL, iupwinStrToSystemFilename(name), IMAGE_ICON, w, h, LR_LOADFROMFILE);
return hIcon;
}
static int winFileDlgPopup(Ihandle *ih, int x, int y)
{
InativeHandle* parent = iupDialogGetNativeParent(ih);
OPENFILENAME openfilename;
int result, dialogtype;
char *value, *initial_dir=NULL;
TCHAR* extfilter = NULL;
iupAttribSetInt(ih, "_IUPDLG_X", x); /* used in iupDialogUpdatePosition */
iupAttribSetInt(ih, "_IUPDLG_Y", y);
value = iupAttribGetStr(ih, "DIALOGTYPE");
if (iupStrEqualNoCase(value, "SAVE"))
dialogtype = IUP_DIALOGSAVE;
else if (iupStrEqualNoCase(value, "DIR"))
dialogtype = IUP_DIALOGDIR;
else
dialogtype = IUP_DIALOGOPEN;
if (dialogtype == IUP_DIALOGDIR)
{
winFileDlgGetFolder(ih);
return IUP_NOERROR;
}
/* if NOT set will NOT be Modal */
/* anyway it will be modal only relative to its parent */
if (!parent)
parent = GetActiveWindow();
ZeroMemory(&openfilename, sizeof(OPENFILENAME));
openfilename.lStructSize = sizeof(OPENFILENAME);
openfilename.hwndOwner = parent;
value = iupAttribGet(ih, "EXTFILTER");
if (value)
{
int index;
extfilter = winFileDlgStrReplaceSeparator(iupwinStrToSystem(value));
openfilename.lpstrFilter = extfilter;
value = iupAttribGet(ih, "FILTERUSED");
if (iupStrToInt(value, &index))
openfilename.nFilterIndex = index;
else
openfilename.nFilterIndex = 1;
}
else
{
value = iupAttribGet(ih, "FILTER");
if (value)
{
TCHAR *winfo, *wvalue;
int sz1, sz2;
char* info = iupAttribGet(ih, "FILTERINFO");
if (!info)
info = value;
winfo = iupwinStrToSystem(info);
wvalue = iupwinStrToSystem(value);
/* concat FILTERINFO+FILTER */
sz1 = lstrlen(winfo)+1; /* each part has a terminator */
sz2 = lstrlen(wvalue)+1;
extfilter = (TCHAR*)malloc((sz1+sz2+1)*sizeof(TCHAR));
memcpy(extfilter, winfo, sz1*sizeof(TCHAR)); /* copy also the terminator */
memcpy(extfilter+sz1, wvalue, sz2*sizeof(TCHAR));
extfilter[sz1+sz2] = 0; /* additional terminator at the end */
openfilename.lpstrFilter = extfilter;
openfilename.nFilterIndex = 1;
}
}
openfilename.lpstrFile = (TCHAR*)malloc((IUP_MAX_FILENAME_SIZE+1)*sizeof(TCHAR));
value = iupAttribGet(ih, "FILE");
if (value)
{
iupwinStrCopy(openfilename.lpstrFile, value, IUP_MAX_FILENAME_SIZE);
winFileDlgStrReplacePathSlash(openfilename.lpstrFile);
}
else
openfilename.lpstrFile[0] = 0;
openfilename.nMaxFile = IUP_MAX_FILENAME_SIZE;
/* only supports extensions with up to three characters, should NOT include the period */
openfilename.lpstrDefExt = iupwinStrToSystem(iupAttribGet(ih, "EXTDEFAULT"));
initial_dir = iupStrDup(iupAttribGet(ih, "DIRECTORY"));
openfilename.lpstrInitialDir = iupwinStrToSystemFilename(initial_dir);
if (openfilename.lpstrInitialDir)
winFileDlgStrReplacePathSlash((TCHAR*)openfilename.lpstrInitialDir);
openfilename.lpstrTitle = iupwinStrToSystem(iupAttribGet(ih, "TITLE"));
openfilename.Flags = OFN_PATHMUSTEXIST | OFN_HIDEREADONLY;
if (!iupAttribGetBoolean(ih, "NOOVERWRITEPROMPT"))
openfilename.Flags |= OFN_OVERWRITEPROMPT;
if (iupAttribGetBoolean(ih, "SHOWHIDDEN"))
openfilename.Flags |= OFN_FORCESHOWHIDDEN;
value = iupAttribGet(ih, "ALLOWNEW");
if (!value)
{
if (dialogtype == IUP_DIALOGSAVE)
value = "YES";
else
value = "NO";
}
if (iupStrBoolean(value))
openfilename.Flags |= OFN_CREATEPROMPT;
else
openfilename.Flags |= OFN_FILEMUSTEXIST;
if (iupAttribGetBoolean(ih, "NOCHANGEDIR"))
openfilename.Flags |= OFN_NOCHANGEDIR;
if (iupAttribGetBoolean(ih, "MULTIPLEFILES"))
openfilename.Flags |= OFN_ALLOWMULTISELECT;
openfilename.lpfnHook = winFileDlgSimpleHook;
openfilename.Flags |= OFN_ENABLEHOOK | OFN_EXPLORER | OFN_ENABLESIZING;
openfilename.lCustData = (LPARAM)ih;
if (iupAttribGetBoolean(ih, "SHOWPREVIEW") && IupGetCallback(ih, "FILE_CB"))
{
openfilename.Flags |= OFN_ENABLETEMPLATE;
openfilename.hInstance = iupwin_dll_hinstance? iupwin_dll_hinstance: iupwin_hinstance;
openfilename.lpTemplateName = TEXT("iupPreviewDlg");
openfilename.lpfnHook = winFileDlgPreviewHook;
}
if (IupGetCallback(ih, "HELP_CB"))
openfilename.Flags |= OFN_SHOWHELP;
if (dialogtype == IUP_DIALOGOPEN)
result = GetOpenFileName(&openfilename);
else
result = GetSaveFileName(&openfilename);
if (result)
{
if (iupAttribGetBoolean(ih, "MULTIPLEFILES"))
{
/* If there is more than one file, replace terminator by the separator */
if (openfilename.lpstrFile[openfilename.nFileOffset-1] == 0 &&
openfilename.nFileOffset>0)
{
int i = 0;
int count = 0;
char* dir = iupwinStrFromSystemFilename(openfilename.lpstrFile); /* already is the directory, but without the last separator */
iupAttribSetStrf(ih, "DIRECTORY", "%s\\", dir); /* add the last separator */
/* first the path */
iupAttribSetStrId(ih, "MULTIVALUE", count, iupAttribGet(ih, "DIRECTORY")); /* here count=0 always */
count++;
while (openfilename.lpstrFile[i] != 0 || openfilename.lpstrFile[i + 1] != 0)
{
if (openfilename.lpstrFile[i] == 0)
{
iupAttribSetStrId(ih, "MULTIVALUE", count, iupwinStrFromSystemFilename(openfilename.lpstrFile + i + 1));
count++;
openfilename.lpstrFile[i] = TEXT('|');
}
i++;
}
iupAttribSetInt(ih, "MULTIVALUECOUNT", count);
openfilename.lpstrFile[i] = TEXT('|'); /* one last at the end */
iupAttribSetStr(ih, "VALUE", iupwinStrFromSystemFilename(openfilename.lpstrFile)); /* here file was already modified to match the IUP format */
}
else
{
/* if there is only one file selected the returned value is different
and includes just that file */
char* filename = iupwinStrFromSystemFilename(openfilename.lpstrFile);
char* dir = iupStrFileGetPath(filename);
int dir_len = (int)strlen(dir);
iupAttribSetStr(ih, "DIRECTORY", dir);
iupAttribSetStrId(ih, "MULTIVALUE", 0, dir);
iupAttribSetStrId(ih, "MULTIVALUE", 1, filename + dir_len);
iupAttribSetStr(ih, "VALUE", filename); /* here value is not separated by '|' */
iupAttribSetInt(ih, "MULTIVALUECOUNT", 2);
free(dir);
}
iupAttribSet(ih, "STATUS", "0");
iupAttribSet(ih, "FILEEXIST", "YES");
}
else
{
char* filename = iupwinStrFromSystemFilename(openfilename.lpstrFile);
char* dir = iupStrFileGetPath(filename);
iupAttribSetStr(ih, "DIRECTORY", dir);
free(dir);
if (winIsFile(openfilename.lpstrFile)) /* check if file exists */
{
iupAttribSet(ih, "FILEEXIST", "YES");
iupAttribSet(ih, "STATUS", "0");
}
else
{
iupAttribSet(ih, "FILEEXIST", "NO");
iupAttribSet(ih, "STATUS", "1");
}
iupAttribSetStr(ih, "VALUE", filename);
}
iupAttribSetInt(ih, "FILTERUSED", (int)openfilename.nFilterIndex);
}
else
{
iupAttribSet(ih, "FILTERUSED", NULL);
iupAttribSet(ih, "VALUE", NULL);
iupAttribSet(ih, "DIRECTORY", NULL);
iupAttribSet(ih, "FILEEXIST", NULL);
iupAttribSet(ih, "STATUS", "-1");
}
if (extfilter) free(extfilter);
if (initial_dir) free(initial_dir);
if (openfilename.lpstrFile) free(openfilename.lpstrFile);
return IUP_NOERROR;
}