/////////////////////////////////////////////////////////////////////////////
-// Name: filedlg.cpp
+// Name: src/msw/filedlg.cpp
// Purpose: wxFileDialog
// Author: Julian Smart
// Modified by:
// Created: 01/02/97
-// RCS-ID: $Id$
-// Copyright: (c) Julian Smart and Markus Holzem
+// Copyright: (c) Julian Smart
// Licence: wxWindows licence
/////////////////////////////////////////////////////////////////////////////
-#ifdef __GNUG__
-#pragma implementation "filedlg.h"
-#endif
+// ============================================================================
+// declarations
+// ============================================================================
+
+// ----------------------------------------------------------------------------
+// headers
+// ----------------------------------------------------------------------------
// For compilers that support precompilation, includes "wx.h".
#include "wx/wxprec.h"
#ifdef __BORLANDC__
-#pragma hdrstop
+ #pragma hdrstop
#endif
-#ifndef WX_PRECOMP
-#include <stdio.h>
-#include "wx/defs.h"
-#include "wx/utils.h"
-#include "wx/dialog.h"
-#include "wx/filedlg.h"
-#endif
+#if wxUSE_FILEDLG && !(defined(__SMARTPHONE__) && defined(__WXWINCE__))
-#include <windows.h>
+#include "wx/filedlg.h"
-#ifndef __WIN32__
-#include <commdlg.h>
+#ifndef WX_PRECOMP
+ #include "wx/msw/wrapcdlg.h"
+ #include "wx/msw/missing.h"
+ #include "wx/utils.h"
+ #include "wx/msgdlg.h"
+ #include "wx/filefn.h"
+ #include "wx/intl.h"
+ #include "wx/log.h"
+ #include "wx/app.h"
+ #include "wx/math.h"
#endif
-#include "wx/msw/private.h"
-
-#include <math.h>
#include <stdlib.h>
#include <string.h>
-#define wxDIALOG_DEFAULT_X 300
-#define wxDIALOG_DEFAULT_Y 300
+#include "wx/dynlib.h"
+#include "wx/filename.h"
+#include "wx/scopeguard.h"
+#include "wx/tokenzr.h"
+#include "wx/modalhook.h"
+
+// ----------------------------------------------------------------------------
+// constants
+// ----------------------------------------------------------------------------
-#if !USE_SHARED_LIBRARY
-IMPLEMENT_CLASS(wxFileDialog, wxDialog)
+#ifdef __WIN32__
+# define wxMAXPATH 65534
+#else
+# define wxMAXPATH 1024
#endif
-char *wxFileSelector(const char *title,
- const char *defaultDir, const char *defaultFileName,
- const char *defaultExtension, const char *filter, int flags,
- wxWindow *parent, int x, int y)
+# define wxMAXFILE 1024
+
+# define wxMAXEXT 5
+
+// ----------------------------------------------------------------------------
+// globals
+// ----------------------------------------------------------------------------
+
+// standard dialog size for the old Windows systems where the dialog wasn't
+// resizable
+static wxRect gs_rectDialog(0, 0, 428, 266);
+
+// ============================================================================
+// implementation
+// ============================================================================
+
+IMPLEMENT_CLASS(wxFileDialog, wxFileDialogBase)
+
+// ----------------------------------------------------------------------------
+
+namespace
{
- // In the original implementation, defaultExtension is passed to the lpstrDefExt member
- // of OPENFILENAME. This extension, if non-NULL, is appended to the filename if the user
- // fails to type an extension.
- // The new implementation (taken from wxFileSelectorEx) appends the extension automatically,
- // by looking at the filter specification. In fact this should be better than the
- // native Microsoft implementation because Windows only allows *one* default extension,
- // whereas here we do the right thing depending on the filter the user has chosen.
-
- // If there's a default extension specified but no filter, we create a suitable
- // filter.
-
- wxString filter2("");
- if ( defaultExtension && !filter )
- filter2 = wxString("*.") + wxString(defaultExtension) ;
- else if ( filter )
- filter2 = filter;
-
- wxString defaultDirString;
- if (defaultDir)
- defaultDirString = defaultDir;
- else
- defaultDirString = "";
- wxString defaultFilenameString;
- if (defaultFileName)
- defaultFilenameString = defaultFileName;
- else
- defaultFilenameString = "";
+#if wxUSE_DYNLIB_CLASS
+
+typedef BOOL (WINAPI *GetProcessUserModeExceptionPolicy_t)(LPDWORD);
+typedef BOOL (WINAPI *SetProcessUserModeExceptionPolicy_t)(DWORD);
+
+GetProcessUserModeExceptionPolicy_t gs_pfnGetProcessUserModeExceptionPolicy
+ = (GetProcessUserModeExceptionPolicy_t) -1;
+
+SetProcessUserModeExceptionPolicy_t gs_pfnSetProcessUserModeExceptionPolicy
+ = (SetProcessUserModeExceptionPolicy_t) -1;
+
+DWORD gs_oldExceptionPolicyFlags = 0;
+
+bool gs_changedPolicy = false;
- wxFileDialog fileDialog(parent, title, defaultDirString, defaultFilenameString, filter2, flags, wxPoint(x, y));
+#endif // #if wxUSE_DYNLIB_CLASS
- if ( fileDialog.ShowModal() == wxID_OK )
+/*
+Since Windows 7 by default (callback) exceptions aren't swallowed anymore
+with native x64 applications. Exceptions can occur in a file dialog when
+using the hook procedure in combination with third-party utilities.
+Since Windows 7 SP1 the swallowing of exceptions can be enabled again
+by using SetProcessUserModeExceptionPolicy.
+*/
+void ChangeExceptionPolicy()
+{
+#if wxUSE_DYNLIB_CLASS
+ gs_changedPolicy = false;
+
+ wxLoadedDLL dllKernel32(wxT("kernel32.dll"));
+
+ if ( gs_pfnGetProcessUserModeExceptionPolicy
+ == (GetProcessUserModeExceptionPolicy_t) -1)
{
- strcpy(wxBuffer, (const char *)fileDialog.GetPath());
- return wxBuffer;
+ wxDL_INIT_FUNC(gs_pfn, GetProcessUserModeExceptionPolicy, dllKernel32);
+ wxDL_INIT_FUNC(gs_pfn, SetProcessUserModeExceptionPolicy, dllKernel32);
}
- else
- return NULL;
+
+ if ( !gs_pfnGetProcessUserModeExceptionPolicy
+ || !gs_pfnSetProcessUserModeExceptionPolicy
+ || !gs_pfnGetProcessUserModeExceptionPolicy(&gs_oldExceptionPolicyFlags) )
+ {
+ return;
+ }
+
+ if ( gs_pfnSetProcessUserModeExceptionPolicy(gs_oldExceptionPolicyFlags
+ | 0x1 /* PROCESS_CALLBACK_FILTER_ENABLED */ ) )
+ {
+ gs_changedPolicy = true;
+ }
+
+#endif // wxUSE_DYNLIB_CLASS
}
-# if __BORLANDC__
-# include <dir.h> // for MAXPATH etc. ( Borland 3.1 )
-# endif
+void RestoreExceptionPolicy()
+{
+#if wxUSE_DYNLIB_CLASS
+ if (gs_changedPolicy)
+ {
+ gs_changedPolicy = false;
+ (void) gs_pfnSetProcessUserModeExceptionPolicy(gs_oldExceptionPolicyFlags);
+ }
+#endif // wxUSE_DYNLIB_CLASS
+}
-# ifndef MAXPATH
-# define MAXPATH 400
-# endif
+} // unnamed namespace
-# ifndef MAXDRIVE
-# define MAXDRIVE 3
-# endif
+// ----------------------------------------------------------------------------
+// hook function for moving the dialog
+// ----------------------------------------------------------------------------
-# ifndef MAXFILE
-# define MAXFILE 9
-# endif
+UINT_PTR APIENTRY
+wxFileDialogHookFunction(HWND hDlg,
+ UINT iMsg,
+ WPARAM WXUNUSED(wParam),
+ LPARAM lParam)
+{
+ switch ( iMsg )
+ {
+#ifndef __WXWINCE__
+ case WM_INITDIALOG:
+ {
+ OPENFILENAME* ofn = reinterpret_cast<OPENFILENAME *>(lParam);
+ reinterpret_cast<wxFileDialog *>(ofn->lCustData)
+ ->MSWOnInitDialogHook((WXHWND)hDlg);
+ }
+ break;
+#endif // __WXWINCE__
-# ifndef MAXEXT
-# define MAXEXT 5
-# endif
+ case WM_NOTIFY:
+ {
+ OFNOTIFY* const
+ pNotifyCode = reinterpret_cast<OFNOTIFY *>(lParam);
+ wxFileDialog* const
+ dialog = reinterpret_cast<wxFileDialog *>(
+ pNotifyCode->lpOFN->lCustData
+ );
+
+ switch ( pNotifyCode->hdr.code )
+ {
+ case CDN_INITDONE:
+ dialog->MSWOnInitDone((WXHWND)hDlg);
+ break;
+
+ case CDN_SELCHANGE:
+ dialog->MSWOnSelChange((WXHWND)hDlg);
+ break;
+ }
+ }
+ break;
+
+ case WM_DESTROY:
+ // reuse the position used for the dialog the next time by default
+ //
+ // NB: at least under Windows 2003 this is useless as after the
+ // first time it's shown the dialog always remembers its size
+ // and position itself and ignores any later SetWindowPos calls
+ wxCopyRECTToRect(wxGetWindowRect(::GetParent(hDlg)), gs_rectDialog);
+ break;
+ }
+ // do the default processing
+ return 0;
+}
-char *wxFileSelectorEx(const char *title,
- const char *defaultDir,
- const char *defaultFileName,
- int* defaultFilterIndex,
- const char *filter,
- int flags,
- wxWindow* parent,
- int x,
- int y)
+// ----------------------------------------------------------------------------
+// wxFileDialog
+// ----------------------------------------------------------------------------
+
+wxFileDialog::wxFileDialog(wxWindow *parent,
+ const wxString& message,
+ const wxString& defaultDir,
+ const wxString& defaultFileName,
+ const wxString& wildCard,
+ long style,
+ const wxPoint& pos,
+ const wxSize& sz,
+ const wxString& name)
+ : wxFileDialogBase(parent, message, defaultDir, defaultFileName,
+ wildCard, style, pos, sz, name)
{
- wxFileDialog fileDialog(parent, title ? title : "", defaultDir ? defaultDir : "",
- defaultFileName ? defaultFileName : "", filter ? filter : "", flags, wxPoint(x, y));
+ // NB: all style checks are done by wxFileDialogBase::Create
- if ( fileDialog.ShowModal() == wxID_OK )
+ m_bMovedWindow = false;
+ m_centreDir = 0;
+
+ // Must set to zero, otherwise the wx routines won't size the window
+ // the second time you call the file dialog, because it thinks it is
+ // already at the requested size.. (when centering)
+ gs_rectDialog.x =
+ gs_rectDialog.y = 0;
+}
+
+void wxFileDialog::GetPaths(wxArrayString& paths) const
+{
+ paths.Empty();
+
+ wxString dir(m_dir);
+ if ( m_dir.empty() || m_dir.Last() != wxT('\\') )
+ dir += wxT('\\');
+
+ size_t count = m_fileNames.GetCount();
+ for ( size_t n = 0; n < count; n++ )
{
- *defaultFilterIndex = fileDialog.GetFilterIndex();
- strcpy(wxBuffer, (const char *)fileDialog.GetPath());
- return wxBuffer;
+ if (wxFileName(m_fileNames[n]).IsAbsolute())
+ paths.Add(m_fileNames[n]);
+ else
+ paths.Add(dir + m_fileNames[n]);
}
- else
- return NULL;
}
-wxFileDialog::wxFileDialog(wxWindow *parent, const wxString& message,
- const wxString& defaultDir, const wxString& defaultFileName, const wxString& wildCard,
- long style, const wxPoint& pos)
+void wxFileDialog::GetFilenames(wxArrayString& files) const
{
- m_message = message;
- m_dialogStyle = style;
- m_parent = parent;
- m_path = "";
- m_fileName = defaultFileName;
- m_dir = defaultDir;
- m_wildCard = wildCard;
- m_filterIndex = 1;
+ files = m_fileNames;
}
-int wxFileDialog::ShowModal(void)
+void wxFileDialog::DoGetPosition(int *x, int *y) const
{
- HWND hWnd = 0;
- if (m_parent) hWnd = (HWND) m_parent->GetHWND();
+ if ( x )
+ *x = gs_rectDialog.x;
+ if ( y )
+ *y = gs_rectDialog.y;
+}
- static char fileNameBuffer [ MAXPATH ]; // the file-name
- char titleBuffer [ MAXFILE+1+MAXEXT ]; // the file-name, without path
+void wxFileDialog::DoGetSize(int *width, int *height) const
+{
+ if ( width )
+ *width = gs_rectDialog.width;
+ if ( height )
+ *height = gs_rectDialog.height;
+}
- *fileNameBuffer = '\0';
- *titleBuffer = '\0';
+void wxFileDialog::DoMoveWindow(int x, int y, int WXUNUSED(w), int WXUNUSED(h))
+{
+ gs_rectDialog.x = x;
+ gs_rectDialog.y = y;
- char* filterBuffer = NULL;
- char* extension = NULL;
- char* theFilter = (char *)(const char *)m_wildCard;
+ // our HWND is only set when we're called from MSWOnInitDone(), test if
+ // this is the case
+ HWND hwnd = GetHwnd();
+ if ( hwnd )
+ {
+ // size of the dialog can't be changed because the controls are not
+ // laid out correctly then
+ ::SetWindowPos(hwnd, HWND_TOP, x, y, 0, 0, SWP_NOZORDER | SWP_NOSIZE);
+ }
+ else // just remember that we were requested to move the window
+ {
+ m_bMovedWindow = true;
- long msw_flags = 0;
- if ( (m_dialogStyle & wxHIDE_READONLY) || (m_dialogStyle & wxSAVE) )
- msw_flags |= OFN_HIDEREADONLY;
- if ( m_dialogStyle & wxFILE_MUST_EXIST )
- msw_flags |= OFN_PATHMUSTEXIST | OFN_FILEMUSTEXIST;
+ // if Centre() had been called before, it shouldn't be taken into
+ // account now
+ m_centreDir = 0;
+ }
+}
- OPENFILENAME of;
- memset(&of, 0, sizeof(OPENFILENAME));
+void wxFileDialog::DoCentre(int dir)
+{
+ m_centreDir = dir;
+ m_bMovedWindow = true;
- of.lpstrCustomFilter = NULL; // system should not save custom filter
- of.nMaxCustFilter = 0L;
+ // it's unnecessary to do anything else at this stage as we'll redo it in
+ // MSWOnInitDone() anyhow
+}
- of.nFileOffset = 0; // 0-based pointer to filname in lpstFile
- of.nFileExtension = 0; // 0-based pointer to extension in lpstrFile
- of.lpstrDefExt = NULL; // no default extension
+void wxFileDialog::MSWOnInitDone(WXHWND hDlg)
+{
+ // note the dialog is the parent window: hDlg is a child of it when
+ // OFN_EXPLORER is used
+ HWND hFileDlg = ::GetParent((HWND)hDlg);
- of.lStructSize = sizeof(OPENFILENAME);
- of.hwndOwner = hWnd;
- of.lpstrTitle = (char *)(const char *)m_message;
+ // set HWND so that our DoMoveWindow() works correctly
+ SetHWND((WXHWND)hFileDlg);
+ if ( m_centreDir )
+ {
+ // now we have the real dialog size, remember it
+ RECT rect;
+ GetWindowRect(hFileDlg, &rect);
+ gs_rectDialog = wxRectFromRECT(rect);
+
+ // and position the window correctly: notice that we must use the base
+ // class version as our own doesn't do anything except setting flags
+ wxFileDialogBase::DoCentre(m_centreDir);
+ }
+ else // need to just move it to the correct place
+ {
+ SetPosition(gs_rectDialog.GetPosition());
+ }
- of.lpstrFileTitle = titleBuffer;
- of.nMaxFileTitle = MAXFILE + 1 + MAXEXT; // Windows 3.0 and 3.1
+ // Call selection change handler so that update handler will be
+ // called once with no selection.
+ MSWOnSelChange(hDlg);
- of.lpstrInitialDir = (const char *) m_dir;
+ // we shouldn't destroy this HWND
+ SetHWND(NULL);
+}
- of.Flags = msw_flags;
+void wxFileDialog::MSWOnSelChange(WXHWND hDlg)
+{
+ TCHAR buf[MAX_PATH];
+ LRESULT len = SendMessage(::GetParent(hDlg), CDM_GETFILEPATH,
+ MAX_PATH, reinterpret_cast<LPARAM>(buf));
+ if ( len > 0 )
+ m_currentlySelectedFilename = buf;
+ else
+ m_currentlySelectedFilename.clear();
+ if ( m_extraControl )
+ m_extraControl->UpdateWindowUI(wxUPDATE_UI_RECURSE);
+}
- //=== Like Alejandro Sierra's wildcard modification >>===================
- /*
- In wxFileSelector you can put, instead of a single wild_card,
- pairs of strings separated by '|'.
- The first string is a description, and the
- second is the wild card. You can put any number of pairs.
+// helper used below in ShowCommFileDialog(): style is used to determine
+// whether to show the "Save file" dialog (if it contains wxFD_SAVE bit) or
+// "Open file" one; returns true on success or false on failure in which case
+// err is filled with the CDERR_XXX constant
+static bool DoShowCommFileDialog(OPENFILENAME *of, long style, DWORD *err)
+{
+ if ( style & wxFD_SAVE ? GetSaveFileName(of) : GetOpenFileName(of) )
+ return true;
+
+ if ( err )
+ {
+#ifdef __WXWINCE__
+ // according to MSDN, CommDlgExtendedError() should work under CE as
+ // well but apparently in practice it doesn't (anybody has more
+ // details?)
+ *err = GetLastError();
+#else
+ *err = CommDlgExtendedError();
+#endif
+ }
- eg. "description1 (*.ex1)|*.ex1|description2 (*.ex2)|*.ex2"
+ return false;
+}
- If you put a single wild card, it works as before the modification.
- */
- //=======================================================================
+// We want to use OPENFILENAME struct version 5 (Windows 2000/XP) but we don't
+// know if the OPENFILENAME declared in the currently used headers is a V5 or
+// V4 (smaller) one so we try to manually extend the struct in case it is the
+// old one.
+//
+// We don't do this on Windows CE nor under Win64, however, as there are no
+// compilers with old headers for these architectures
+#if defined(__WXWINCE__) || defined(__WIN64__)
+ typedef OPENFILENAME wxOPENFILENAME;
+
+ static const DWORD gs_ofStructSize = sizeof(OPENFILENAME);
+#else // !__WXWINCE__ || __WIN64__
+ #define wxTRY_SMALLER_OPENFILENAME
+
+ struct wxOPENFILENAME : public OPENFILENAME
+ {
+ // fields added in Windows 2000/XP comdlg32.dll version
+ void *pVoid;
+ DWORD dw1;
+ DWORD dw2;
+ };
- if ( !theFilter || (strcmp(theFilter, "") == 0)) theFilter = "*.*";
+ // hardcoded sizeof(OPENFILENAME) in the Platform SDK: we have to do it
+ // because sizeof(OPENFILENAME) in the headers we use when compiling the
+ // library could be less if _WIN32_WINNT is not >= 0x500
+ static const DWORD wxOPENFILENAME_V5_SIZE = 88;
- int filterBufferLen = 0;
+ // this is hardcoded sizeof(OPENFILENAME_NT4) from Platform SDK
+ static const DWORD wxOPENFILENAME_V4_SIZE = 76;
- if ( !strchr( theFilter, '|' ) ) { // only one filter ==> default text:
- char buffText[] = "Files (%s)|%s";
- filterBufferLen = strlen( theFilter )*2 + strlen( buffText ) -4;
- filterBuffer = new char[ filterBufferLen +2 ];
+ // always try the new one first
+ static DWORD gs_ofStructSize = wxOPENFILENAME_V5_SIZE;
+#endif // __WXWINCE__ || __WIN64__/!...
- if ( filterBuffer ) {
- sprintf( filterBuffer, buffText, theFilter, theFilter );
+static bool ShowCommFileDialog(OPENFILENAME *of, long style)
+{
+ DWORD errCode;
+ bool success = DoShowCommFileDialog(of, style, &errCode);
+
+#ifdef wxTRY_SMALLER_OPENFILENAME
+ // the system might be too old to support the new version file dialog
+ // boxes, try with the old size
+ if ( !success && errCode == CDERR_STRUCTSIZE &&
+ of->lStructSize != wxOPENFILENAME_V4_SIZE )
+ {
+ of->lStructSize = wxOPENFILENAME_V4_SIZE;
+
+ success = DoShowCommFileDialog(of, style, &errCode);
+
+ if ( success || !errCode )
+ {
+ // use this struct size for subsequent dialogs
+ gs_ofStructSize = of->lStructSize;
}
}
- else { // more then one filter
- filterBufferLen = strlen( theFilter );
- filterBuffer = new char[ filterBufferLen +2 ];
+#endif // wxTRY_SMALLER_OPENFILENAME
+
+ if ( !success &&
+ // FNERR_INVALIDFILENAME is not defined under CE (besides we don't
+ // use CommDlgExtendedError() there anyhow)
+#ifndef __WXWINCE__
+ errCode == FNERR_INVALIDFILENAME &&
+#endif // !__WXWINCE__
+ of->lpstrFile[0] )
+ {
+ // this can happen if the default file name is invalid, try without it
+ // now
+ of->lpstrFile[0] = wxT('\0');
+ success = DoShowCommFileDialog(of, style, &errCode);
+ }
- if ( filterBuffer ) {
- strcpy( filterBuffer, theFilter );
+ if ( !success )
+ {
+ // common dialog failed - why?
+ if ( errCode != 0 )
+ {
+ wxLogError(_("File dialog failed with error code %0lx."), errCode);
}
+ //else: it was just cancelled
+
+ return false;
}
- if ( filterBuffer ) { // Substituting '|' with '\0'
- for ( int i = 0; i < filterBufferLen; i++ ) {
- if ( filterBuffer[i] == '|' ) { filterBuffer[i] = '\0'; }
- }
+ return true;
+}
+
+#ifndef __WXWINCE__
+void wxFileDialog::MSWOnInitDialogHook(WXHWND hwnd)
+{
+ SetHWND(hwnd);
+
+ CreateExtraControl();
+
+ SetHWND(NULL);
+}
+#endif // __WXWINCE__
+
+int wxFileDialog::ShowModal()
+{
+ WX_HOOK_MODAL_DIALOG();
+
+ HWND hWnd = 0;
+ if (m_parent) hWnd = (HWND) m_parent->GetHWND();
+ if (!hWnd && wxTheApp->GetTopWindow())
+ hWnd = (HWND) wxTheApp->GetTopWindow()->GetHWND();
+
+ static wxChar fileNameBuffer [ wxMAXPATH ]; // the file-name
+ wxChar titleBuffer [ wxMAXFILE+1+wxMAXEXT ]; // the file-name, without path
+
+ *fileNameBuffer = wxT('\0');
+ *titleBuffer = wxT('\0');
+
+ long msw_flags = OFN_HIDEREADONLY;
+
+ if ( HasFdFlag(wxFD_FILE_MUST_EXIST) )
+ msw_flags |= OFN_PATHMUSTEXIST | OFN_FILEMUSTEXIST;
+ /*
+ If the window has been moved the programmer is probably
+ trying to center or position it. Thus we set the callback
+ or hook function so that we can actually adjust the position.
+ Without moving or centering the dlg, it will just stay
+ in the upper left of the frame, it does not center
+ automatically.
+ */
+ if (m_bMovedWindow || HasExtraControlCreator()) // we need these flags.
+ {
+ ChangeExceptionPolicy();
+ msw_flags |= OFN_EXPLORER|OFN_ENABLEHOOK;
+#ifndef __WXWINCE__
+ msw_flags |= OFN_ENABLESIZING;
+#endif
}
- filterBuffer[filterBufferLen+1] = '\0';
+ wxON_BLOCK_EXIT0(RestoreExceptionPolicy);
- of.lpstrFilter = (LPSTR)filterBuffer;
- of.nFilterIndex = m_filterIndex;
+ if ( HasFdFlag(wxFD_MULTIPLE) )
+ {
+ // OFN_EXPLORER must always be specified with OFN_ALLOWMULTISELECT
+ msw_flags |= OFN_EXPLORER | OFN_ALLOWMULTISELECT;
+ }
- //=== Setting defaultFileName >>=========================================
+ // if wxFD_CHANGE_DIR flag is not given we shouldn't change the CWD which the
+ // standard dialog does by default (notice that under NT it does it anyhow,
+ // OFN_NOCHANGEDIR or not, see below)
+ if ( !HasFdFlag(wxFD_CHANGE_DIR) )
+ {
+ msw_flags |= OFN_NOCHANGEDIR;
+ }
- strncpy( fileNameBuffer, (const char *)m_fileName, MAXPATH-1 );
- fileNameBuffer[ MAXPATH-1 ] = '\0';
+ if ( HasFdFlag(wxFD_OVERWRITE_PROMPT) )
+ {
+ msw_flags |= OFN_OVERWRITEPROMPT;
+ }
- of.lpstrFile = fileNameBuffer; // holds returned filename
- of.nMaxFile = MAXPATH;
+ wxOPENFILENAME of;
+ wxZeroMemory(of);
- //== Execute FileDialog >>=================================================
+ of.lStructSize = gs_ofStructSize;
+ of.hwndOwner = hWnd;
+ of.lpstrTitle = m_message.t_str();
+ of.lpstrFileTitle = titleBuffer;
+ of.nMaxFileTitle = wxMAXFILE + 1 + wxMAXEXT;
+
+#ifndef __WXWINCE__
+ GlobalPtr hgbl;
+ if ( HasExtraControlCreator() )
+ {
+ msw_flags |= OFN_ENABLETEMPLATEHANDLE;
+
+ hgbl.Init(256, GMEM_ZEROINIT);
+ GlobalPtrLock hgblLock(hgbl);
+ LPDLGTEMPLATE lpdt = static_cast<LPDLGTEMPLATE>(hgblLock.Get());
+
+ // Define a dialog box.
- bool success = (m_dialogStyle & wxSAVE) ? (GetSaveFileName(&of) != 0) : (GetOpenFileName(&of) != 0);
+ lpdt->style = DS_CONTROL | WS_CHILD | WS_CLIPSIBLINGS;
+ lpdt->cdit = 0; // Number of controls
+ lpdt->x = 0;
+ lpdt->y = 0;
- if ( success )
+ // convert the size of the extra controls to the dialog units
+ const wxSize extraSize = GetExtraControlSize();
+ const LONG baseUnits = ::GetDialogBaseUnits();
+ lpdt->cx = ::MulDiv(extraSize.x, 4, LOWORD(baseUnits));
+ lpdt->cy = ::MulDiv(extraSize.y, 8, HIWORD(baseUnits));
+
+ // after the DLGTEMPLATE there are 3 additional WORDs for dialog menu,
+ // class and title, all three set to zeros.
+
+ of.hInstance = (HINSTANCE)lpdt;
+ }
+#endif // __WXWINCE__
+
+ // Convert forward slashes to backslashes (file selector doesn't like
+ // forward slashes) and also squeeze multiple consecutive slashes into one
+ // as it doesn't like two backslashes in a row neither
+
+ wxString dir;
+ size_t i, len = m_dir.length();
+ dir.reserve(len);
+ for ( i = 0; i < len; i++ )
{
- //=== Adding the correct extension >>=================================
+ wxChar ch = m_dir[i];
+ switch ( ch )
+ {
+ case wxT('/'):
+ // convert to backslash
+ ch = wxT('\\');
+
+ // fall through
+
+ case wxT('\\'):
+ while ( i < len - 1 )
+ {
+ wxChar chNext = m_dir[i + 1];
+ if ( chNext != wxT('\\') && chNext != wxT('/') )
+ break;
+
+ // ignore the next one, unless it is at the start of a UNC path
+ if (i > 0)
+ i++;
+ else
+ break;
+ }
+ // fall through
+
+ default:
+ // normal char
+ dir += ch;
+ }
+ }
- m_filterIndex = (int)of.nFilterIndex;
+ of.lpstrInitialDir = dir.c_str();
- if ( of.nFileExtension && fileNameBuffer[ of.nFileExtension-1] != '.' )
- { // user has typed an filename
- // without an extension:
+ of.Flags = msw_flags;
+ of.lpfnHook = wxFileDialogHookFunction;
+ of.lCustData = (LPARAM)this;
- int maxFilter = (int)(of.nFilterIndex*2L-1L);
- extension = filterBuffer;
+ wxArrayString wildDescriptions, wildFilters;
- for( int i = 0; i < maxFilter; i++ ) { // get extension
- extension = extension + strlen( extension ) +1;
- }
+ size_t items = wxParseCommonDialogsFilter(m_wildCard, wildDescriptions, wildFilters);
- if ( (extension = strrchr( extension, '.' )) // != "blabla"
- && !strrchr( extension, '*' ) // != "blabla.*"
- && !strrchr( extension, '?' ) // != "blabla.?"
- && extension[1] // != "blabla."
- && extension[1] != ' ' ) // != "blabla. "
- {
- // now concat extension to the fileName:
- m_fileName = wxString(fileNameBuffer) + wxString(extension);
+ wxASSERT_MSG( items > 0 , wxT("empty wildcard list") );
- int len = strlen( fileNameBuffer );
- strncpy( fileNameBuffer + len, extension, MAXPATH - len );
- fileNameBuffer[ MAXPATH -1 ] = '\0';
- }
+ wxString filterBuffer;
+
+ for (i = 0; i < items ; i++)
+ {
+ filterBuffer += wildDescriptions[i];
+ filterBuffer += wxT("|");
+ filterBuffer += wildFilters[i];
+ filterBuffer += wxT("|");
+ }
+
+ // Replace | with \0
+ for (i = 0; i < filterBuffer.length(); i++ ) {
+ if ( filterBuffer.GetChar(i) == wxT('|') ) {
+ filterBuffer[i] = wxT('\0');
}
+ }
- m_path = fileNameBuffer;
- m_fileName = wxFileNameFromPath(fileNameBuffer);
+ of.lpstrFilter = filterBuffer.t_str();
+ of.nFilterIndex = m_filterIndex + 1;
+ //=== Setting defaultFileName >>=========================================
- //=== Simulating the wxOVERWRITE_PROMPT >>============================
+ wxStrlcpy(fileNameBuffer, m_fileName.c_str(), WXSIZEOF(fileNameBuffer));
- if ( (m_dialogStyle & wxOVERWRITE_PROMPT) && ::wxFileExists( fileNameBuffer ) )
- {
- char questionText[] = "Replace file\n%s?";
- char* messageText = new char[strlen(questionText)+strlen(fileNameBuffer)-1];
- sprintf( messageText, questionText, fileNameBuffer );
+ of.lpstrFile = fileNameBuffer; // holds returned filename
+ of.nMaxFile = wxMAXPATH;
+
+ // we must set the default extension because otherwise Windows would check
+ // for the existing of a wrong file with wxFD_OVERWRITE_PROMPT (i.e. if the
+ // user types "foo" and the default extension is ".bar" we should force it
+ // to check for "foo.bar" existence and not "foo")
+ wxString defextBuffer; // we need it to be alive until GetSaveFileName()!
+ if (HasFdFlag(wxFD_SAVE))
+ {
+ const wxChar* extension = filterBuffer.t_str();
+ int maxFilter = (int)(of.nFilterIndex*2L) - 1;
- if ( messageText && ( wxMessageBox( (const char *)messageText, m_message, wxYES_NO ) != wxYES ) )
- {
- success = FALSE;
- }
+ for( int i = 0; i < maxFilter; i++ ) // get extension
+ extension = extension + wxStrlen( extension ) + 1;
- delete[] messageText;
+ // use dummy name a to avoid assert in AppendExtension
+ defextBuffer = AppendExtension(wxT("a"), extension);
+ if (defextBuffer.StartsWith(wxT("a.")))
+ {
+ defextBuffer = defextBuffer.Mid(2); // remove "a."
+ of.lpstrDefExt = defextBuffer.c_str();
}
+ }
- } // END: if ( success )
+ // store off before the standard windows dialog can possibly change it
+ const wxString cwdOrig = wxGetCwd();
+ //== Execute FileDialog >>=================================================
- delete[] filterBuffer;
+ if ( !ShowCommFileDialog(&of, m_windowStyle) )
+ return wxID_CANCEL;
- return (success ? wxID_OK : wxID_CANCEL) ;
+ // GetOpenFileName will always change the current working directory on
+ // (according to MSDN) "Windows NT 4.0/2000/XP" because the flag
+ // OFN_NOCHANGEDIR has no effect. If the user did not specify
+ // wxFD_CHANGE_DIR let's restore the current working directory to what it
+ // was before the dialog was shown.
+ if ( msw_flags & OFN_NOCHANGEDIR )
+ {
+ wxSetWorkingDirectory(cwdOrig);
+ }
-}
+ m_fileNames.Empty();
-#define wxDIALOG_DEFAULT_X 300
-#define wxDIALOG_DEFAULT_Y 300
+ if ( ( HasFdFlag(wxFD_MULTIPLE) ) &&
+#if defined(OFN_EXPLORER)
+ ( fileNameBuffer[of.nFileOffset-1] == wxT('\0') )
+#else
+ ( fileNameBuffer[of.nFileOffset-1] == wxT(' ') )
+#endif // OFN_EXPLORER
+ )
+ {
+#if defined(OFN_EXPLORER)
+ m_dir = fileNameBuffer;
+ i = of.nFileOffset;
+ m_fileName = &fileNameBuffer[i];
+ m_fileNames.Add(m_fileName);
+ i += m_fileName.length() + 1;
+
+ while (fileNameBuffer[i] != wxT('\0'))
+ {
+ m_fileNames.Add(&fileNameBuffer[i]);
+ i += wxStrlen(&fileNameBuffer[i]) + 1;
+ }
+#else
+ wxStringTokenizer toke(fileNameBuffer, wxT(" \t\r\n"));
+ m_dir = toke.GetNextToken();
+ m_fileName = toke.GetNextToken();
+ m_fileNames.Add(m_fileName);
+
+ while (toke.HasMoreTokens())
+ m_fileNames.Add(toke.GetNextToken());
+#endif // OFN_EXPLORER
+
+ wxString dir(m_dir);
+ if ( m_dir.Last() != wxT('\\') )
+ dir += wxT('\\');
+
+ m_path = dir + m_fileName;
+ m_filterIndex = (int)of.nFilterIndex - 1;
+ }
+ else
+ {
+ //=== Adding the correct extension >>=================================
-// Generic file load/save dialog
-// static inline char * // HP compiler complains
-static char *
-wxDefaultFileSelector(bool load, const char *what, const char *extension, const char *default_name, wxWindow *parent)
-{
- char *ext = (char *)extension;
-
- char prompt[50];
- wxString str;
- if (load)
- str = "Load %s file";
- else
- str = "Save %s file";
- sprintf(prompt, wxGetTranslation(str), what);
-
- if (*ext == '.') ext++;
- char wild[60];
- sprintf(wild, "*.%s", ext);
-
- return wxFileSelector (prompt, NULL, default_name, ext, wild, 0, parent);
-}
+ m_filterIndex = (int)of.nFilterIndex - 1;
-// Generic file load dialog
-char *
-wxLoadFileSelector(const char *what, const char *extension, const char *default_name, wxWindow *parent)
-{
- return wxDefaultFileSelector(TRUE, what, extension, default_name, parent);
-}
+ if ( !of.nFileExtension ||
+ (of.nFileExtension && fileNameBuffer[of.nFileExtension] == wxT('\0')) )
+ {
+ // User has typed a filename without an extension:
+ const wxChar* extension = filterBuffer.t_str();
+ int maxFilter = (int)(of.nFilterIndex*2L) - 1;
+ for( int i = 0; i < maxFilter; i++ ) // get extension
+ extension = extension + wxStrlen( extension ) + 1;
-// Generic file save dialog
-char *
-wxSaveFileSelector(const char *what, const char *extension, const char *default_name, wxWindow *parent)
-{
- return wxDefaultFileSelector(FALSE, what, extension, default_name, parent);
-}
+ m_fileName = AppendExtension(fileNameBuffer, extension);
+ wxStrlcpy(fileNameBuffer, m_fileName.c_str(), WXSIZEOF(fileNameBuffer));
+ }
+ m_path = fileNameBuffer;
+ m_fileName = wxFileNameFromPath(fileNameBuffer);
+ m_fileNames.Add(m_fileName);
+ m_dir = wxPathOnly(fileNameBuffer);
+ }
+
+ return wxID_OK;
+
+}
+#endif // wxUSE_FILEDLG && !(__SMARTPHONE__ && __WXWINCE__)
projects / wxWidgets.git / blobdiff