wine/dlls/commdlg/filedlg31.c
Dmitry Timoshkov c587796064 Make GetOpenFileNameW with an old style open file dialog work with the
original OPENFILENAMEW structure, making sure that all changes are
passed back to the caller.
2005-02-03 19:39:26 +00:00

933 lines
29 KiB
C

/*
* COMMDLG - File Dialogs
*
* Copyright 1994 Martin Ayotte
* Copyright 1996 Albrecht Kleine
*
* This library is free software; you can redistribute it and/or
* modify it under the terms of the GNU Lesser General Public
* License as published by the Free Software Foundation; either
* version 2.1 of the License, or (at your option) any later version.
*
* This library 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
* Lesser General Public License for more details.
*
* You should have received a copy of the GNU Lesser General Public
* License along with this library; if not, write to the Free Software
* Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
*/
#include <ctype.h>
#include <stdlib.h>
#include <stdarg.h>
#include <stdio.h>
#include <string.h>
#include "windef.h"
#include "winbase.h"
#include "winnls.h"
#include "wingdi.h"
#include "winuser.h"
#include "wine/unicode.h"
#include "wine/debug.h"
#include "cderr.h"
#include "winreg.h"
#include "winternl.h"
#include "winuser.h"
#include "commdlg.h"
#include "cderr.h"
#include "winreg.h"
#include "winternl.h"
#include "shlwapi.h"
WINE_DEFAULT_DEBUG_CHANNEL(commdlg);
#include "cdlg.h"
#include "filedlg31.h"
#define BUFFILE 512
#define BUFFILEALLOC 512 * sizeof(WCHAR)
static const WCHAR FILE_star[] = {'*','.','*', 0};
static const WCHAR FILE_bslash[] = {'\\', 0};
static const WCHAR FILE_specc[] = {'%','c',':', 0};
static const int fldrHeight = 16;
static const int fldrWidth = 20;
static HICON hFolder = 0;
static HICON hFolder2 = 0;
static HICON hFloppy = 0;
static HICON hHDisk = 0;
static HICON hCDRom = 0;
static HICON hNet = 0;
/***********************************************************************
* FD31_Init [internal]
*/
BOOL FD31_Init(void)
{
static BOOL initialized = 0;
if (!initialized) {
hFolder = LoadImageA( COMDLG32_hInstance, "FOLDER", IMAGE_ICON, 16, 16, LR_SHARED );
hFolder2 = LoadImageA( COMDLG32_hInstance, "FOLDER2", IMAGE_ICON, 16, 16, LR_SHARED );
hFloppy = LoadImageA( COMDLG32_hInstance, "FLOPPY", IMAGE_ICON, 16, 16, LR_SHARED );
hHDisk = LoadImageA( COMDLG32_hInstance, "HDISK", IMAGE_ICON, 16, 16, LR_SHARED );
hCDRom = LoadImageA( COMDLG32_hInstance, "CDROM", IMAGE_ICON, 16, 16, LR_SHARED );
hNet = LoadImageA( COMDLG32_hInstance, "NETWORK", IMAGE_ICON, 16, 16, LR_SHARED );
if (hFolder == 0 || hFolder2 == 0 || hFloppy == 0 ||
hHDisk == 0 || hCDRom == 0 || hNet == 0)
{
ERR("Error loading icons !\n");
return FALSE;
}
initialized = TRUE;
}
return TRUE;
}
/***********************************************************************
* FD31_StripEditControl [internal]
* Strip pathnames off the contents of the edit control.
*/
static void FD31_StripEditControl(HWND hwnd)
{
WCHAR temp[BUFFILE], *cp;
GetDlgItemTextW( hwnd, edt1, temp, sizeof(temp)/sizeof(WCHAR));
cp = strrchrW(temp, '\\');
if (cp != NULL) {
strcpyW(temp, cp+1);
}
cp = strrchrW(temp, ':');
if (cp != NULL) {
strcpyW(temp, cp+1);
}
/* FIXME: shouldn't we do something with the result here? ;-) */
}
/***********************************************************************
* FD31_CallWindowProc [internal]
*
* Call the appropriate hook
*/
BOOL FD31_CallWindowProc(PFD31_DATA lfs, UINT wMsg, WPARAM wParam,
LPARAM lParam)
{
return lfs->callbacks->CWP(lfs, wMsg, wParam, lParam);
}
/***********************************************************************
* FD31_ScanDir [internal]
*/
static BOOL FD31_ScanDir(HWND hWnd, LPWSTR newPath)
{
WCHAR buffer[BUFFILE];
HWND hdlg, hdlgDir;
LRESULT lRet = TRUE;
HCURSOR hCursorWait, oldCursor;
TRACE("Trying to change to %s\n", debugstr_w(newPath));
if ( newPath[0] && !SetCurrentDirectoryW( newPath ))
return FALSE;
lstrcpynW(buffer, newPath, sizeof(buffer)/sizeof(WCHAR));
/* get the list of spec files */
GetDlgItemTextW(hWnd, edt1, buffer, sizeof(buffer)/sizeof(WCHAR));
hCursorWait = LoadCursorA(0, (LPSTR)IDC_WAIT);
oldCursor = SetCursor(hCursorWait);
/* list of files */
if ((hdlg = GetDlgItem(hWnd, lst1)) != 0) {
WCHAR* scptr; /* ptr on semi-colon */
WCHAR* filter = buffer;
TRACE("Using filter %s\n", debugstr_w(filter));
SendMessageW(hdlg, LB_RESETCONTENT, 0, 0);
while (filter) {
scptr = strchrW(filter, ';');
if (scptr) *scptr = 0;
while (*filter == ' ') filter++;
TRACE("Using file spec %s\n", debugstr_w(filter));
if (SendMessageW(hdlg, LB_DIR, 0, (LPARAM)filter) == LB_ERR)
return FALSE;
if (scptr) *scptr = ';';
filter = (scptr) ? (scptr + 1) : 0;
}
}
/* list of directories */
strcpyW(buffer, FILE_star);
if ((hdlgDir = GetDlgItem(hWnd, lst2)) != 0) {
lRet = DlgDirListW(hWnd, buffer, lst2, stc1, DDL_EXCLUSIVE | DDL_DIRECTORY);
}
SetCursor(oldCursor);
return lRet;
}
/***********************************************************************
* FD31_GetFileType [internal]
*/
static LPWSTR FD31_GetFileType(LPWSTR cfptr, LPWSTR fptr, WORD index)
{
int n, i;
i = 0;
if (cfptr)
for ( ;(n = lstrlenW(cfptr)) != 0; i++)
{
cfptr += n + 1;
if (i == index)
return cfptr;
cfptr += lstrlenW(cfptr) + 1;
}
if (fptr)
for ( ;(n = lstrlenW(fptr)) != 0; i++)
{
fptr += n + 1;
if (i == index)
return fptr;
fptr += lstrlenW(fptr) + 1;
}
return (LPWSTR) FILE_star; /* FIXME */
}
/***********************************************************************
* FD31_WMDrawItem [internal]
*/
LONG FD31_WMDrawItem(HWND hWnd, WPARAM wParam, LPARAM lParam,
int savedlg, LPDRAWITEMSTRUCT lpdis)
{
WCHAR *str;
HICON hIcon;
COLORREF oldText = 0, oldBk = 0;
if (lpdis->CtlType == ODT_LISTBOX && lpdis->CtlID == lst1)
{
if (!(str = HeapAlloc(GetProcessHeap(), 0, BUFFILEALLOC))) return FALSE;
SendMessageW(lpdis->hwndItem, LB_GETTEXT, lpdis->itemID,
(LPARAM)str);
if ((lpdis->itemState & ODS_SELECTED) && !savedlg)
{
oldBk = SetBkColor( lpdis->hDC, GetSysColor( COLOR_HIGHLIGHT ) );
oldText = SetTextColor( lpdis->hDC, GetSysColor(COLOR_HIGHLIGHTTEXT));
}
if (savedlg)
SetTextColor(lpdis->hDC,GetSysColor(COLOR_GRAYTEXT) );
ExtTextOutW(lpdis->hDC, lpdis->rcItem.left + 1,
lpdis->rcItem.top + 1, ETO_OPAQUE | ETO_CLIPPED,
&(lpdis->rcItem), str, lstrlenW(str), NULL);
if (lpdis->itemState & ODS_SELECTED)
DrawFocusRect( lpdis->hDC, &(lpdis->rcItem) );
if ((lpdis->itemState & ODS_SELECTED) && !savedlg)
{
SetBkColor( lpdis->hDC, oldBk );
SetTextColor( lpdis->hDC, oldText );
}
HeapFree(GetProcessHeap(), 0, str);
return TRUE;
}
if (lpdis->CtlType == ODT_LISTBOX && lpdis->CtlID == lst2)
{
if (!(str = HeapAlloc(GetProcessHeap(), 0, BUFFILEALLOC)))
return FALSE;
SendMessageW(lpdis->hwndItem, LB_GETTEXT, lpdis->itemID,
(LPARAM)str);
if (lpdis->itemState & ODS_SELECTED)
{
oldBk = SetBkColor( lpdis->hDC, GetSysColor( COLOR_HIGHLIGHT ) );
oldText = SetTextColor( lpdis->hDC, GetSysColor(COLOR_HIGHLIGHTTEXT));
}
ExtTextOutW(lpdis->hDC, lpdis->rcItem.left + fldrWidth,
lpdis->rcItem.top + 1, ETO_OPAQUE | ETO_CLIPPED,
&(lpdis->rcItem), str, lstrlenW(str), NULL);
if (lpdis->itemState & ODS_SELECTED)
DrawFocusRect( lpdis->hDC, &(lpdis->rcItem) );
if (lpdis->itemState & ODS_SELECTED)
{
SetBkColor( lpdis->hDC, oldBk );
SetTextColor( lpdis->hDC, oldText );
}
DrawIcon(lpdis->hDC, lpdis->rcItem.left, lpdis->rcItem.top, hFolder);
HeapFree(GetProcessHeap(), 0, str);
return TRUE;
}
if (lpdis->CtlType == ODT_COMBOBOX && lpdis->CtlID == cmb2)
{
char root[] = "a:";
if (!(str = HeapAlloc(GetProcessHeap(), 0, BUFFILEALLOC)))
return FALSE;
SendMessageW(lpdis->hwndItem, CB_GETLBTEXT, lpdis->itemID,
(LPARAM)str);
root[0] += str[2] - 'a';
switch(GetDriveTypeA(root))
{
case DRIVE_REMOVABLE: hIcon = hFloppy; break;
case DRIVE_CDROM: hIcon = hCDRom; break;
case DRIVE_REMOTE: hIcon = hNet; break;
case DRIVE_FIXED:
default: hIcon = hHDisk; break;
}
if (lpdis->itemState & ODS_SELECTED)
{
oldBk = SetBkColor( lpdis->hDC, GetSysColor( COLOR_HIGHLIGHT ) );
oldText = SetTextColor( lpdis->hDC, GetSysColor(COLOR_HIGHLIGHTTEXT));
}
ExtTextOutW(lpdis->hDC, lpdis->rcItem.left + fldrWidth,
lpdis->rcItem.top + 1, ETO_OPAQUE | ETO_CLIPPED,
&(lpdis->rcItem), str, lstrlenW(str), NULL);
if (lpdis->itemState & ODS_SELECTED)
{
SetBkColor( lpdis->hDC, oldBk );
SetTextColor( lpdis->hDC, oldText );
}
DrawIcon(lpdis->hDC, lpdis->rcItem.left, lpdis->rcItem.top, hIcon);
HeapFree(GetProcessHeap(), 0, str);
return TRUE;
}
return FALSE;
}
/***********************************************************************
* FD31_UpdateResult [internal]
* update the displayed file name (with path)
*/
void FD31_UpdateResult(PFD31_DATA lfs, WCHAR *tmpstr)
{
int lenstr2;
LPOPENFILENAMEW ofnW = lfs->ofnW;
WCHAR tmpstr2[BUFFILE];
WCHAR *p;
TRACE("%s\n", debugstr_w(tmpstr));
if(ofnW->Flags & OFN_NOVALIDATE)
tmpstr2[0] = '\0';
else
GetCurrentDirectoryW(BUFFILE, tmpstr2);
lenstr2 = strlenW(tmpstr2);
if (lenstr2 > 3)
tmpstr2[lenstr2++]='\\';
lstrcpynW(tmpstr2+lenstr2, tmpstr, BUFFILE-lenstr2);
if (ofnW->lpstrFile)
lstrcpynW(ofnW->lpstrFile, tmpstr2, ofnW->nMaxFile);
/* set filename offset */
p = PathFindFileNameW(ofnW->lpstrFile);
ofnW->nFileOffset = (p - ofnW->lpstrFile);
/* set extension offset */
p = PathFindExtensionW(ofnW->lpstrFile);
ofnW->nFileExtension = (*p) ? (p - ofnW->lpstrFile) + 1 : 0;
TRACE("file %s, file offset %d, ext offset %d\n",
debugstr_w(ofnW->lpstrFile), ofnW->nFileOffset, ofnW->nFileExtension);
/* update the real client structures if any */
lfs->callbacks->UpdateResult(lfs);
}
/***********************************************************************
* FD31_UpdateFileTitle [internal]
* update the displayed file name (without path)
*/
void FD31_UpdateFileTitle(PFD31_DATA lfs)
{
LONG lRet;
LPOPENFILENAMEW ofnW = lfs->ofnW;
if (ofnW->lpstrFileTitle != NULL)
{
lRet = SendDlgItemMessageW(lfs->hwnd, lst1, LB_GETCURSEL, 0, 0);
SendDlgItemMessageW(lfs->hwnd, lst1, LB_GETTEXT, lRet,
(LPARAM)ofnW->lpstrFileTitle );
lfs->callbacks->UpdateFileTitle(lfs);
}
}
/***********************************************************************
* FD31_DirListDblClick [internal]
*/
static LRESULT FD31_DirListDblClick( PFD31_DATA lfs )
{
LONG lRet;
HWND hWnd = lfs->hwnd;
LPWSTR pstr;
WCHAR tmpstr[BUFFILE];
/* get the raw string (with brackets) */
lRet = SendDlgItemMessageW(hWnd, lst2, LB_GETCURSEL, 0, 0);
if (lRet == LB_ERR) return TRUE;
pstr = HeapAlloc(GetProcessHeap(), 0, BUFFILEALLOC);
SendDlgItemMessageW(hWnd, lst2, LB_GETTEXT, lRet,
(LPARAM)pstr);
strcpyW( tmpstr, pstr );
HeapFree(GetProcessHeap(), 0, pstr);
/* get the selected directory in tmpstr */
if (tmpstr[0] == '[')
{
tmpstr[lstrlenW(tmpstr) - 1] = 0;
strcpyW(tmpstr,tmpstr+1);
}
strcatW(tmpstr, FILE_bslash);
FD31_ScanDir(hWnd, tmpstr);
/* notify the app */
if (lfs->hook)
{
if (FD31_CallWindowProc(lfs, lfs->lbselchstring, lst2,
MAKELONG(lRet,CD_LBSELCHANGE)))
return TRUE;
}
return TRUE;
}
/***********************************************************************
* FD31_FileListSelect [internal]
* called when a new item is picked in the file list
*/
static LRESULT FD31_FileListSelect( PFD31_DATA lfs )
{
LONG lRet;
HWND hWnd = lfs->hwnd;
LPWSTR pstr;
lRet = lfs->callbacks->SendLbGetCurSel(lfs);
if (lRet == LB_ERR)
return TRUE;
/* set the edit control to the choosen file */
if ((pstr = HeapAlloc(GetProcessHeap(), 0, BUFFILEALLOC)))
{
SendDlgItemMessageW(hWnd, lst1, LB_GETTEXT, lRet,
(LPARAM)pstr);
SetDlgItemTextW( hWnd, edt1, pstr );
HeapFree(GetProcessHeap(), 0, pstr);
}
if (lfs->hook)
{
FD31_CallWindowProc(lfs, lfs->lbselchstring, lst1,
MAKELONG(lRet,CD_LBSELCHANGE));
}
/* FIXME: for OFN_ALLOWMULTISELECT we need CD_LBSELSUB, CD_SELADD,
CD_LBSELNOITEMS */
return TRUE;
}
/***********************************************************************
* FD31_TestPath [internal]
* before accepting the file name, test if it includes wild cards
* tries to scan the directory and returns TRUE if no error.
*/
static LRESULT FD31_TestPath( PFD31_DATA lfs, LPWSTR path )
{
HWND hWnd = lfs->hwnd;
LPWSTR pBeginFileName, pstr2;
WCHAR tmpstr2[BUFFILE];
pBeginFileName = strrchrW(path, '\\');
if (pBeginFileName == NULL)
pBeginFileName = strrchrW(path, ':');
if (strchrW(path,'*') != NULL || strchrW(path,'?') != NULL)
{
/* edit control contains wildcards */
if (pBeginFileName != NULL)
{
lstrcpynW(tmpstr2, pBeginFileName + 1, BUFFILE);
*(pBeginFileName + 1) = 0;
}
else
{
strcpyW(tmpstr2, path);
if(!(lfs->ofnW->Flags & OFN_NOVALIDATE))
*path = 0;
}
TRACE("path=%s, tmpstr2=%s\n", debugstr_w(path), debugstr_w(tmpstr2));
SetDlgItemTextW( hWnd, edt1, tmpstr2 );
FD31_ScanDir(hWnd, path);
return (lfs->ofnW->Flags & OFN_NOVALIDATE) ? TRUE : FALSE;
}
/* no wildcards, we might have a directory or a filename */
/* try appending a wildcard and reading the directory */
pstr2 = path + lstrlenW(path);
if (pBeginFileName == NULL || *(pBeginFileName + 1) != 0)
strcatW(path, FILE_bslash);
/* if ScanDir succeeds, we have changed the directory */
if (FD31_ScanDir(hWnd, path))
return FALSE; /* and path is not a valid file name */
/* if not, this must be a filename */
*pstr2 = 0; /* remove the wildcard added before */
if (pBeginFileName != NULL)
{
/* strip off the pathname */
*pBeginFileName = 0;
SetDlgItemTextW( hWnd, edt1, pBeginFileName + 1 );
lstrcpynW(tmpstr2, pBeginFileName + 1, sizeof(tmpstr2)/sizeof(WCHAR) );
/* Should we MessageBox() if this fails? */
if (!FD31_ScanDir(hWnd, path))
{
return FALSE;
}
strcpyW(path, tmpstr2);
}
else
SetDlgItemTextW( hWnd, edt1, path );
return TRUE;
}
/***********************************************************************
* FD31_Validate [internal]
* called on: click Ok button, Enter in edit, DoubleClick in file list
*/
static LRESULT FD31_Validate( PFD31_DATA lfs, LPWSTR path, UINT control, INT itemIndex,
BOOL internalUse )
{
LONG lRet;
HWND hWnd = lfs->hwnd;
OPENFILENAMEW ofnsav;
LPOPENFILENAMEW ofnW = lfs->ofnW;
WCHAR filename[BUFFILE];
ofnsav = *ofnW; /* for later restoring */
/* get current file name */
if (path)
lstrcpynW(filename, path, sizeof(filename)/sizeof(WCHAR));
else
GetDlgItemTextW( hWnd, edt1, filename, sizeof(filename)/sizeof(WCHAR));
TRACE("got filename = %s\n", debugstr_w(filename));
/* if we did not click in file list to get there */
if (control != lst1)
{
if (!FD31_TestPath( lfs, filename) )
return FALSE;
}
FD31_UpdateResult(lfs, filename);
if (internalUse)
{ /* called internally after a change in a combo */
if (lfs->hook)
{
FD31_CallWindowProc(lfs, lfs->lbselchstring, control,
MAKELONG(itemIndex,CD_LBSELCHANGE));
}
return TRUE;
}
FD31_UpdateFileTitle(lfs);
if (lfs->hook)
{
lRet = (BOOL)FD31_CallWindowProc(lfs, lfs->fileokstring,
0, lfs->lParam );
if (lRet)
{
*ofnW = ofnsav; /* restore old state */
return FALSE;
}
}
if ((ofnW->Flags & OFN_ALLOWMULTISELECT) && (ofnW->Flags & OFN_EXPLORER))
{
if (ofnW->lpstrFile)
{
LPWSTR str = (LPWSTR)ofnW->lpstrFile;
LPWSTR ptr = strrchrW(str, '\\');
str[lstrlenW(str) + 1] = '\0';
*ptr = 0;
}
}
return TRUE;
}
/***********************************************************************
* FD31_DiskChange [internal]
* called when a new item is picked in the disk selection combo
*/
static LRESULT FD31_DiskChange( PFD31_DATA lfs )
{
LONG lRet;
HWND hWnd = lfs->hwnd;
LPWSTR pstr;
WCHAR diskname[BUFFILE];
FD31_StripEditControl(hWnd);
lRet = SendDlgItemMessageW(hWnd, cmb2, CB_GETCURSEL, 0, 0L);
if (lRet == LB_ERR)
return 0;
pstr = HeapAlloc(GetProcessHeap(), 0, BUFFILEALLOC);
SendDlgItemMessageW(hWnd, cmb2, CB_GETLBTEXT, lRet,
(LPARAM)pstr);
wsprintfW(diskname, FILE_specc, pstr[2]);
HeapFree(GetProcessHeap(), 0, pstr);
return FD31_Validate( lfs, diskname, cmb2, lRet, TRUE );
}
/***********************************************************************
* FD31_FileTypeChange [internal]
* called when a new item is picked in the file type combo
*/
static LRESULT FD31_FileTypeChange( PFD31_DATA lfs )
{
LONG lRet;
LPWSTR pstr;
lRet = SendDlgItemMessageW(lfs->hwnd, cmb1, CB_GETCURSEL, 0, 0);
if (lRet == LB_ERR)
return TRUE;
pstr = (LPWSTR)SendDlgItemMessageW(lfs->hwnd, cmb1, CB_GETITEMDATA, lRet, 0);
TRACE("Selected filter : %s\n", debugstr_w(pstr));
SetDlgItemTextW( lfs->hwnd, edt1, pstr );
return FD31_Validate( lfs, NULL, cmb1, lRet, TRUE );
}
/***********************************************************************
* FD31_WMCommand [internal]
*/
LRESULT FD31_WMCommand(HWND hWnd, LPARAM lParam, UINT notification,
UINT control, PFD31_DATA lfs )
{
switch (control)
{
case lst1: /* file list */
FD31_StripEditControl(hWnd);
if (notification == LBN_DBLCLK)
{
return SendMessageW(hWnd, WM_COMMAND, IDOK, 0);
}
else if (notification == LBN_SELCHANGE)
return FD31_FileListSelect( lfs );
break;
case lst2: /* directory list */
FD31_StripEditControl(hWnd);
if (notification == LBN_DBLCLK)
return FD31_DirListDblClick( lfs );
break;
case cmb1: /* file type drop list */
if (notification == CBN_SELCHANGE)
return FD31_FileTypeChange( lfs );
break;
case chx1:
break;
case pshHelp:
break;
case cmb2: /* disk dropdown combo */
if (notification == CBN_SELCHANGE)
return FD31_DiskChange( lfs );
break;
case IDOK:
TRACE("OK pressed\n");
if (FD31_Validate( lfs, NULL, control, 0, FALSE ))
EndDialog(hWnd, TRUE);
return TRUE;
case IDCANCEL:
EndDialog(hWnd, FALSE);
return TRUE;
case IDABORT: /* can be sent by the hook procedure */
EndDialog(hWnd, TRUE);
return TRUE;
}
return FALSE;
}
/************************************************************************
* FD31_MapStringPairsToW [internal]
* map string pairs to Unicode
*/
static LPWSTR FD31_MapStringPairsToW(LPCSTR strA, UINT size)
{
LPCSTR s;
LPWSTR x;
unsigned int n, len;
s = strA;
while (*s)
s = s+strlen(s)+1;
s++;
n = s + 1 - strA; /* Don't forget the other \0 */
if (n < size) n = size;
len = MultiByteToWideChar( CP_ACP, 0, strA, n, NULL, 0 );
x = HeapAlloc(GetProcessHeap(),0, len * sizeof(WCHAR));
MultiByteToWideChar( CP_ACP, 0, strA, n, x, len );
return x;
}
/************************************************************************
* FD31_DupToW [internal]
* duplicates an Ansi string to unicode, with a buffer size
*/
static LPWSTR FD31_DupToW(LPCSTR str, DWORD size)
{
LPWSTR strW = NULL;
if (str && (size > 0))
{
strW = HeapAlloc(GetProcessHeap(), 0, size * sizeof(WCHAR));
if (strW) MultiByteToWideChar( CP_ACP, 0, str, -1, strW, size );
}
return strW;
}
/************************************************************************
* FD31_MapOfnStructA [internal]
* map a 32 bits Ansi structure to an Unicode one
*/
void FD31_MapOfnStructA(const LPOPENFILENAMEA ofnA, LPOPENFILENAMEW ofnW, BOOL open)
{
UNICODE_STRING usBuffer;
ofnW->lStructSize = sizeof(OPENFILENAMEW);
ofnW->hwndOwner = ofnA->hwndOwner;
ofnW->hInstance = ofnA->hInstance;
if (ofnA->lpstrFilter)
ofnW->lpstrFilter = FD31_MapStringPairsToW(ofnA->lpstrFilter, 0);
if ((ofnA->lpstrCustomFilter) && (*(ofnA->lpstrCustomFilter)))
ofnW->lpstrCustomFilter = FD31_MapStringPairsToW(ofnA->lpstrCustomFilter, ofnA->nMaxCustFilter);
ofnW->nMaxCustFilter = ofnA->nMaxCustFilter;
ofnW->nFilterIndex = ofnA->nFilterIndex;
ofnW->nMaxFile = ofnA->nMaxFile;
ofnW->lpstrFile = FD31_DupToW(ofnA->lpstrFile, ofnW->nMaxFile);
ofnW->nMaxFileTitle = ofnA->nMaxFileTitle;
ofnW->lpstrFileTitle = FD31_DupToW(ofnA->lpstrFileTitle, ofnW->nMaxFileTitle);
if (ofnA->lpstrInitialDir)
{
RtlCreateUnicodeStringFromAsciiz (&usBuffer,ofnA->lpstrInitialDir);
ofnW->lpstrInitialDir = usBuffer.Buffer;
}
if (ofnA->lpstrTitle) {
RtlCreateUnicodeStringFromAsciiz (&usBuffer, ofnA->lpstrTitle);
ofnW->lpstrTitle = usBuffer.Buffer;
} else {
WCHAR buf[16];
int len;
LoadStringW(COMDLG32_hInstance, open ? IDS_OPEN_FILE : IDS_SAVE_AS,
buf, sizeof(buf)/sizeof(WCHAR));
len = lstrlenW(buf)+1;
ofnW->lpstrTitle = HeapAlloc(GetProcessHeap(), 0, len*sizeof(WCHAR));
memcpy((void*)ofnW->lpstrTitle, buf, len*sizeof(WCHAR));
}
ofnW->Flags = ofnA->Flags;
ofnW->nFileOffset = ofnA->nFileOffset;
ofnW->nFileExtension = ofnA->nFileExtension;
ofnW->lpstrDefExt = FD31_DupToW(ofnA->lpstrDefExt, 3);
if ((ofnA->Flags & OFN_ENABLETEMPLATE) && (ofnA->lpTemplateName))
{
if (HIWORD(ofnA->lpTemplateName))
{
RtlCreateUnicodeStringFromAsciiz (&usBuffer,ofnA->lpTemplateName);
ofnW->lpTemplateName = usBuffer.Buffer;
}
else /* numbered resource */
ofnW->lpTemplateName = (LPWSTR) ofnA->lpTemplateName;
}
}
/************************************************************************
* FD31_FreeOfnW [internal]
* Undo all allocations done by FD31_MapOfnStructA
*/
void FD31_FreeOfnW(LPOPENFILENAMEW ofnW)
{
HeapFree(GetProcessHeap(), 0, (LPWSTR) ofnW->lpstrFilter);
HeapFree(GetProcessHeap(), 0, ofnW->lpstrCustomFilter);
HeapFree(GetProcessHeap(), 0, ofnW->lpstrFile);
HeapFree(GetProcessHeap(), 0, ofnW->lpstrFileTitle);
HeapFree(GetProcessHeap(), 0, (LPWSTR) ofnW->lpstrInitialDir);
HeapFree(GetProcessHeap(), 0, (LPWSTR) ofnW->lpstrTitle);
if ((ofnW->lpTemplateName) && (HIWORD(ofnW->lpTemplateName)))
HeapFree(GetProcessHeap(), 0, (LPWSTR) ofnW->lpTemplateName);
}
/************************************************************************
* FD31_DestroyPrivate [internal]
* destroys the private object
*/
void FD31_DestroyPrivate(PFD31_DATA lfs)
{
HWND hwnd;
if (!lfs) return;
hwnd = lfs->hwnd;
TRACE("destroying private allocation %p\n", lfs);
lfs->callbacks->Destroy(lfs);
HeapFree(GetProcessHeap(), 0, lfs);
RemovePropA(hwnd, FD31_OFN_PROP);
}
/************************************************************************
* FD31_AllocPrivate [internal]
* allocate a private object to hold 32 bits Unicode
* structure that will be used throughtout the calls, while
* keeping available the original structures and a few variables
* On entry : type = dialog procedure type (16,32A,32W)
* dlgType = dialog type (open or save)
*/
PFD31_DATA FD31_AllocPrivate(LPARAM lParam, UINT dlgType,
PFD31_CALLBACKS callbacks, DWORD data)
{
PFD31_DATA lfs = HeapAlloc(GetProcessHeap(), HEAP_ZERO_MEMORY, sizeof(FD31_DATA));
TRACE("alloc private buf %p\n", lfs);
if (!lfs) return NULL;
lfs->hook = FALSE;
lfs->lParam = lParam;
lfs->open = (dlgType == OPEN_DIALOG);
lfs->callbacks = callbacks;
if (! lfs->callbacks->Init(lParam, lfs, data))
{
FD31_DestroyPrivate(lfs);
return NULL;
}
lfs->lbselchstring = RegisterWindowMessageA(LBSELCHSTRINGA);
lfs->fileokstring = RegisterWindowMessageA(FILEOKSTRINGA);
return lfs;
}
/***********************************************************************
* FD31_WMInitDialog [internal]
*/
LONG FD31_WMInitDialog(HWND hWnd, WPARAM wParam, LPARAM lParam)
{
int i, n;
WCHAR tmpstr[BUFFILE];
LPWSTR pstr, old_pstr;
LPOPENFILENAMEW ofn;
PFD31_DATA lfs = (PFD31_DATA) lParam;
if (!lfs) return FALSE;
SetPropA(hWnd, FD31_OFN_PROP, (HANDLE)lfs);
lfs->hwnd = hWnd;
ofn = lfs->ofnW;
TRACE("flags=%lx initialdir=%s\n", ofn->Flags, debugstr_w(ofn->lpstrInitialDir));
SetWindowTextW( hWnd, ofn->lpstrTitle );
/* read custom filter information */
if (ofn->lpstrCustomFilter)
{
pstr = ofn->lpstrCustomFilter;
n = 0;
TRACE("lpstrCustomFilter = %p\n", pstr);
while(*pstr)
{
old_pstr = pstr;
i = SendDlgItemMessageW(hWnd, cmb1, CB_ADDSTRING, 0,
(LPARAM)(ofn->lpstrCustomFilter) + n );
n += lstrlenW(pstr) + 1;
pstr += lstrlenW(pstr) + 1;
TRACE("add str=%s associated to %s\n",
debugstr_w(old_pstr), debugstr_w(pstr));
SendDlgItemMessageW(hWnd, cmb1, CB_SETITEMDATA, i, (LPARAM)pstr);
n += lstrlenW(pstr) + 1;
pstr += lstrlenW(pstr) + 1;
}
}
/* read filter information */
if (ofn->lpstrFilter) {
pstr = (LPWSTR) ofn->lpstrFilter;
n = 0;
while(*pstr) {
old_pstr = pstr;
i = SendDlgItemMessageW(hWnd, cmb1, CB_ADDSTRING, 0,
(LPARAM)(ofn->lpstrFilter + n) );
n += lstrlenW(pstr) + 1;
pstr += lstrlenW(pstr) + 1;
TRACE("add str=%s associated to %s\n",
debugstr_w(old_pstr), debugstr_w(pstr));
SendDlgItemMessageW(hWnd, cmb1, CB_SETITEMDATA, i, (LPARAM)pstr);
n += lstrlenW(pstr) + 1;
pstr += lstrlenW(pstr) + 1;
}
}
/* set default filter */
if (ofn->nFilterIndex == 0 && ofn->lpstrCustomFilter == NULL)
ofn->nFilterIndex = 1;
SendDlgItemMessageW(hWnd, cmb1, CB_SETCURSEL, ofn->nFilterIndex - 1, 0);
lstrcpynW(tmpstr, FD31_GetFileType(ofn->lpstrCustomFilter,
(LPWSTR)ofn->lpstrFilter, ofn->nFilterIndex - 1),BUFFILE);
TRACE("nFilterIndex = %ld, SetText of edt1 to %s\n",
ofn->nFilterIndex, debugstr_w(tmpstr));
SetDlgItemTextW( hWnd, edt1, tmpstr );
/* get drive list */
*tmpstr = 0;
DlgDirListComboBoxW(hWnd, tmpstr, cmb2, 0, DDL_DRIVES | DDL_EXCLUSIVE);
/* read initial directory */
/* FIXME: Note that this is now very version-specific (See MSDN description of
* the OPENFILENAME structure). For example under 2000/XP any path in the
* lpstrFile overrides the lpstrInitialDir, but not under 95/98/ME
*/
if (ofn->lpstrInitialDir != NULL)
{
int len;
lstrcpynW(tmpstr, ofn->lpstrInitialDir, 511);
len = lstrlenW(tmpstr);
if (len > 0 && tmpstr[len-1] != '\\' && tmpstr[len-1] != ':') {
tmpstr[len]='\\';
tmpstr[len+1]='\0';
}
}
else
*tmpstr = 0;
if (!FD31_ScanDir(hWnd, tmpstr)) {
*tmpstr = 0;
if (!FD31_ScanDir(hWnd, tmpstr))
WARN("Couldn't read initial directory %s!\n", debugstr_w(tmpstr));
}
/* select current drive in combo 2, omit missing drives */
{
char dir[MAX_PATH];
char str[4] = "a:\\";
GetCurrentDirectoryA( sizeof(dir), dir );
for(i = 0, n = -1; i < 26; i++)
{
str[0] = 'a' + i;
if (GetDriveTypeA(str) > DRIVE_NO_ROOT_DIR) n++;
if (toupper(str[0]) == toupper(dir[0])) break;
}
}
SendDlgItemMessageW(hWnd, cmb2, CB_SETCURSEL, n, 0);
if (!(ofn->Flags & OFN_SHOWHELP))
ShowWindow(GetDlgItem(hWnd, pshHelp), SW_HIDE);
if (ofn->Flags & OFN_HIDEREADONLY)
ShowWindow(GetDlgItem(hWnd, chx1), SW_HIDE);
if (lfs->hook)
return (BOOL) FD31_CallWindowProc(lfs, WM_INITDIALOG, wParam, lfs->lParam);
return TRUE;
}
int FD31_GetFldrHeight(void)
{
return fldrHeight;
}