// Author: Julian Smart
// Modified by:
// Created: 01/02/97
-// RCS-ID: $Id$
// Copyright: (c) Julian Smart
// Licence: wxWindows licence
/////////////////////////////////////////////////////////////////////////////
// headers
// ----------------------------------------------------------------------------
-#if defined(__GNUG__) && !defined(NO_GCC_PRAGMA)
- #pragma implementation "filedlg.h"
-#endif
-
// For compilers that support precompilation, includes "wx.h".
#include "wx/wxprec.h"
#pragma hdrstop
#endif
-#if wxUSE_FILEDLG && !defined(__SMARTPHONE__)
+#if wxUSE_FILEDLG && !(defined(__SMARTPHONE__) && defined(__WXWINCE__))
+
+#include "wx/filedlg.h"
#ifndef WX_PRECOMP
+ #include "wx/msw/wrapcdlg.h"
+ #include "wx/msw/missing.h"
#include "wx/utils.h"
#include "wx/msgdlg.h"
- #include "wx/filedlg.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"
-
-#if !defined(__WIN32__) || defined(__WXWINCE__)
- #include <commdlg.h>
-#endif
-
-#include <math.h>
#include <stdlib.h>
#include <string.h>
+#include "wx/dynlib.h"
#include "wx/filename.h"
+#include "wx/scopeguard.h"
#include "wx/tokenzr.h"
-
-#ifndef OFN_EXPLORER
- #define OFN_EXPLORER 0x00080000
-#endif
+#include "wx/modalhook.h"
// ----------------------------------------------------------------------------
// constants
// globals
// ----------------------------------------------------------------------------
-// standard dialog size
+// standard dialog size for the old Windows systems where the dialog wasn't
+// resizable
static wxRect gs_rectDialog(0, 0, 428, 266);
// ============================================================================
IMPLEMENT_CLASS(wxFileDialog, wxFileDialogBase)
+// ----------------------------------------------------------------------------
+
+namespace
+{
+
+#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;
+
+#endif // #if wxUSE_DYNLIB_CLASS
+
+/*
+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)
+ {
+ wxDL_INIT_FUNC(gs_pfn, GetProcessUserModeExceptionPolicy, dllKernel32);
+ wxDL_INIT_FUNC(gs_pfn, SetProcessUserModeExceptionPolicy, dllKernel32);
+ }
+
+ 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
+}
+
+void RestoreExceptionPolicy()
+{
+#if wxUSE_DYNLIB_CLASS
+ if (gs_changedPolicy)
+ {
+ gs_changedPolicy = false;
+ (void) gs_pfnSetProcessUserModeExceptionPolicy(gs_oldExceptionPolicyFlags);
+ }
+#endif // wxUSE_DYNLIB_CLASS
+}
+
+} // unnamed namespace
+
// ----------------------------------------------------------------------------
// hook function for moving the dialog
// ----------------------------------------------------------------------------
-UINT APIENTRY
+UINT_PTR APIENTRY
wxFileDialogHookFunction(HWND hDlg,
UINT iMsg,
WPARAM WXUNUSED(wParam),
LPARAM lParam)
{
- HWND hwndDialog;
- hwndDialog = ::GetParent( hDlg );
- switch (iMsg)
+ switch ( iMsg )
{
- case WM_DESTROY:
+#ifndef __WXWINCE__
+ case WM_INITDIALOG:
{
- RECT dlgRect;
- GetWindowRect( hwndDialog, & dlgRect );
- gs_rectDialog.x = dlgRect.left;
- gs_rectDialog.y = dlgRect.top;
- gs_rectDialog.width = dlgRect.right - dlgRect.left;
- gs_rectDialog.height = dlgRect.bottom - dlgRect.top;
+ OPENFILENAME* ofn = reinterpret_cast<OPENFILENAME *>(lParam);
+ reinterpret_cast<wxFileDialog *>(ofn->lCustData)
+ ->MSWOnInitDialogHook((WXHWND)hDlg);
}
break;
+#endif // __WXWINCE__
case WM_NOTIFY:
{
- OFNOTIFY * pNotifyCode;
- pNotifyCode = (LPOFNOTIFY) lParam;
- if (CDN_INITDONE == (pNotifyCode->hdr).code)
+ OFNOTIFY* const
+ pNotifyCode = reinterpret_cast<OFNOTIFY *>(lParam);
+ wxFileDialog* const
+ dialog = reinterpret_cast<wxFileDialog *>(
+ pNotifyCode->lpOFN->lCustData
+ );
+
+ switch ( pNotifyCode->hdr.code )
{
- SetWindowPos( hwndDialog, HWND_TOP,
- gs_rectDialog.x,
- gs_rectDialog.y,
- gs_rectDialog.width,
- gs_rectDialog.height,
- SWP_NOZORDER|SWP_NOSIZE);
- }
+ 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
const wxString& defaultFileName,
const wxString& wildCard,
long style,
- const wxPoint& pos)
+ const wxPoint& pos,
+ const wxSize& sz,
+ const wxString& name)
: wxFileDialogBase(parent, message, defaultDir, defaultFileName,
- wildCard, style, pos)
+ wildCard, style, pos, sz, name)
{
- if ( ( m_dialogStyle & wxMULTIPLE ) && ( m_dialogStyle & wxSAVE ) )
- m_dialogStyle &= ~wxMULTIPLE;
+ // NB: all style checks are done by wxFileDialogBase::Create
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.Last() != _T('\\') )
- dir += _T('\\');
+ if ( m_dir.empty() || m_dir.Last() != wxT('\\') )
+ dir += wxT('\\');
size_t count = m_fileNames.GetCount();
for ( size_t n = 0; n < count; n++ )
files = m_fileNames;
}
-void wxFileDialog::SetPath(const wxString& path)
+void wxFileDialog::DoGetPosition(int *x, int *y) const
{
- wxString ext;
- wxSplitPath(path, &m_dir, &m_fileName, &ext);
- if ( !ext.empty() )
- m_fileName << _T('.') << ext;
+ if ( x )
+ *x = gs_rectDialog.x;
+ if ( y )
+ *y = gs_rectDialog.y;
}
-void wxFileDialog::DoGetPosition( int *x, int *y ) const
+void wxFileDialog::DoGetSize(int *width, int *height) const
{
- *x = gs_rectDialog.x;
- *y = gs_rectDialog.y;
+ if ( width )
+ *width = gs_rectDialog.width;
+ if ( height )
+ *height = gs_rectDialog.height;
}
-
-void wxFileDialog::DoGetSize(int *width, int *height) const
+void wxFileDialog::DoMoveWindow(int x, int y, int WXUNUSED(w), int WXUNUSED(h))
{
- *width = gs_rectDialog.width;
- *height = gs_rectDialog.height;
+ gs_rectDialog.x = x;
+ gs_rectDialog.y = y;
+
+ // 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;
+
+ // if Centre() had been called before, it shouldn't be taken into
+ // account now
+ m_centreDir = 0;
+ }
}
-void wxFileDialog::DoMoveWindow(int x, int y, int WXUNUSED(width), int WXUNUSED(height))
+void wxFileDialog::DoCentre(int dir)
{
+ m_centreDir = dir;
m_bMovedWindow = true;
- gs_rectDialog.x = x;
- gs_rectDialog.y = y;
+ // it's unnecessary to do anything else at this stage as we'll redo it in
+ // MSWOnInitDone() anyhow
+}
- /*
- The width and height can not be set by the programmer
- its just not possible. But the program can get the
- size of the Dlg after it has been shown, in case they need
- that data.
- */
+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);
+
+ // 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());
+ }
+
+ // Call selection change handler so that update handler will be
+ // called once with no selection.
+ MSWOnSelChange(hDlg);
+
+ // we shouldn't destroy this HWND
+ SetHWND(NULL);
+}
+
+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);
+}
+
+// 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
+ }
+
+ return false;
}
+// 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;
+ };
+
+ // 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;
+
+ // this is hardcoded sizeof(OPENFILENAME_NT4) from Platform SDK
+ static const DWORD wxOPENFILENAME_V4_SIZE = 76;
+
+ // always try the new one first
+ static DWORD gs_ofStructSize = wxOPENFILENAME_V5_SIZE;
+#endif // __WXWINCE__ || __WIN64__/!...
+
+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;
+ }
+ }
+#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 ( !success )
+ {
+ // common dialog failed - why?
+ if ( errCode != 0 )
+ {
+ wxLogError(_("File dialog failed with error code %0lx."), errCode);
+ }
+ //else: it was just cancelled
+
+ return false;
+ }
+
+ 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())
*fileNameBuffer = wxT('\0');
*titleBuffer = wxT('\0');
-#if WXWIN_COMPATIBILITY_2_4
- long msw_flags = 0;
- if ( (m_dialogStyle & wxHIDE_READONLY) || (m_dialogStyle & wxSAVE) )
- msw_flags |= OFN_HIDEREADONLY;
-#else
long msw_flags = OFN_HIDEREADONLY;
-#endif
- if ( m_dialogStyle & wxFILE_MUST_EXIST )
+ if ( HasFdFlag(wxFD_FILE_MUST_EXIST) )
msw_flags |= OFN_PATHMUSTEXIST | OFN_FILEMUSTEXIST;
/*
If the window has been moved the programmer is probably
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.. One additional note, when the hook is
- enabled, the PLACES BAR in the dlg (shown on later versions
- of windows (2000 and XP) will automatically be turned off
- according to the MSDN docs. This is normal. If the
- programmer needs the PLACES BAR (left side of dlg) they
- just shouldn't move or center the dlg.
+ automatically.
*/
- if (m_bMovedWindow) // we need the these flags.
- msw_flags |= OFN_EXPLORER|OFN_ENABLEHOOK|OFN_ENABLESIZING;
+ if (m_bMovedWindow || HasExtraControlCreator()) // we need these flags.
+ {
+ ChangeExceptionPolicy();
+ msw_flags |= OFN_EXPLORER|OFN_ENABLEHOOK;
+#ifndef __WXWINCE__
+ msw_flags |= OFN_ENABLESIZING;
+#endif
+ }
+
+ wxON_BLOCK_EXIT0(RestoreExceptionPolicy);
- if (m_dialogStyle & wxMULTIPLE )
+ if ( HasFdFlag(wxFD_MULTIPLE) )
{
// OFN_EXPLORER must always be specified with OFN_ALLOWMULTISELECT
msw_flags |= OFN_EXPLORER | OFN_ALLOWMULTISELECT;
}
- // if wxCHANGE_DIR flag is not given we shouldn't change the CWD which the
- // standard dialog does by default
- if ( !(m_dialogStyle & wxCHANGE_DIR) )
+ // 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;
}
- if ( m_dialogStyle & wxOVERWRITE_PROMPT )
+ if ( HasFdFlag(wxFD_OVERWRITE_PROMPT) )
{
msw_flags |= OFN_OVERWRITEPROMPT;
}
- OPENFILENAME of;
+ wxOPENFILENAME of;
wxZeroMemory(of);
- // the OPENFILENAME struct has been extended in newer version of
- // comcdlg32.dll, but as we don't use the extended fields anyhow, set
- // the struct size to the old value - otherwise, the programs compiled
- // with new headers will not work with the old libraries
-#if defined(_WIN32_WINNT) && (_WIN32_WINNT >= 0x0500)
- of.lStructSize = sizeof(OPENFILENAME) -
- (sizeof(void *) + 2*sizeof(DWORD));
-#else // old headers
- of.lStructSize = sizeof(OPENFILENAME);
-#endif
-
+ of.lStructSize = gs_ofStructSize;
of.hwndOwner = hWnd;
- of.lpstrTitle = WXSTRINGCAST m_message;
+ of.lpstrTitle = m_message.t_str();
of.lpstrFileTitle = titleBuffer;
- of.nMaxFileTitle = wxMAXFILE + 1 + wxMAXEXT; // Windows 3.0 and 3.1
+ 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.
+
+ lpdt->style = DS_CONTROL | WS_CHILD | WS_CLIPSIBLINGS;
+ lpdt->cdit = 0; // Number of controls
+ lpdt->x = 0;
+ lpdt->y = 0;
+
+ // 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();
+ wxString dir;
+ size_t i, len = m_dir.length();
dir.reserve(len);
for ( i = 0; i < len; i++ )
{
wxChar ch = m_dir[i];
switch ( ch )
{
- case _T('/'):
+ case wxT('/'):
// convert to backslash
- ch = _T('\\');
+ ch = wxT('\\');
// fall through
- case _T('\\'):
+ case wxT('\\'):
while ( i < len - 1 )
{
wxChar chNext = m_dir[i + 1];
- if ( chNext != _T('\\') && chNext != _T('/') )
+ if ( chNext != wxT('\\') && chNext != wxT('/') )
break;
// ignore the next one, unless it is at the start of a UNC path
of.Flags = msw_flags;
of.lpfnHook = wxFileDialogHookFunction;
+ of.lCustData = (LPARAM)this;
wxArrayString wildDescriptions, wildFilters;
size_t items = wxParseCommonDialogsFilter(m_wildCard, wildDescriptions, wildFilters);
- wxASSERT_MSG( items > 0 , _T("empty wildcard list") );
+ wxASSERT_MSG( items > 0 , wxT("empty wildcard list") );
wxString filterBuffer;
}
// Replace | with \0
- for (i = 0; i < filterBuffer.Len(); i++ ) {
+ for (i = 0; i < filterBuffer.length(); i++ ) {
if ( filterBuffer.GetChar(i) == wxT('|') ) {
filterBuffer[i] = wxT('\0');
}
}
- of.lpstrFilter = (LPTSTR)filterBuffer.c_str();
+ of.lpstrFilter = filterBuffer.t_str();
of.nFilterIndex = m_filterIndex + 1;
//=== Setting defaultFileName >>=========================================
- wxStrncpy( fileNameBuffer, (const wxChar *)m_fileName, wxMAXPATH-1 );
- fileNameBuffer[ wxMAXPATH-1 ] = wxT('\0');
+ wxStrlcpy(fileNameBuffer, m_fileName.c_str(), WXSIZEOF(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 wxOVERWRITE_PROMPT (i.e. if the
+ // 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 (m_dialogStyle & wxSAVE)
+ if (HasFdFlag(wxFD_SAVE))
{
- const wxChar* extension = filterBuffer;
+ const wxChar* extension = filterBuffer.t_str();
int maxFilter = (int)(of.nFilterIndex*2L) - 1;
for( int i = 0; i < maxFilter; i++ ) // get extension
defextBuffer = AppendExtension(wxT("a"), extension);
if (defextBuffer.StartsWith(wxT("a.")))
{
- defextBuffer.Mid(2);
+ defextBuffer = defextBuffer.Mid(2); // remove "a."
of.lpstrDefExt = defextBuffer.c_str();
}
}
- //== Execute FileDialog >>=================================================
+ // store off before the standard windows dialog can possibly change it
+ const wxString cwdOrig = wxGetCwd();
//== Execute FileDialog >>=================================================
- bool success = (m_dialogStyle & wxSAVE ? GetSaveFileName(&of)
- : GetOpenFileName(&of)) != 0;
+ if ( !ShowCommFileDialog(&of, m_windowStyle) )
+ return wxID_CANCEL;
- DWORD errCode = CommDlgExtendedError();
-
-#ifdef __WIN32__
- if (!success && (errCode == CDERR_STRUCTSIZE))
+ // 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 )
{
- // The struct size has changed so try a smaller or bigger size
-
- int oldStructSize = of.lStructSize;
- of.lStructSize = oldStructSize - (sizeof(void *) + 2*sizeof(DWORD));
- success = (m_dialogStyle & wxSAVE) ? (GetSaveFileName(&of) != 0)
- : (GetOpenFileName(&of) != 0);
- errCode = CommDlgExtendedError();
-
- if (!success && (errCode == CDERR_STRUCTSIZE))
- {
- of.lStructSize = oldStructSize + (sizeof(void *) + 2*sizeof(DWORD));
- success = (m_dialogStyle & wxSAVE) ? (GetSaveFileName(&of) != 0)
- : (GetOpenFileName(&of) != 0);
- }
+ wxSetWorkingDirectory(cwdOrig);
}
-#endif // __WIN32__
- if ( success )
- {
- m_fileNames.Empty();
+ m_fileNames.Empty();
- if ( ( m_dialogStyle & wxMULTIPLE ) &&
+ if ( ( HasFdFlag(wxFD_MULTIPLE) ) &&
#if defined(OFN_EXPLORER)
- ( fileNameBuffer[of.nFileOffset-1] == wxT('\0') )
+ ( fileNameBuffer[of.nFileOffset-1] == wxT('\0') )
#else
- ( fileNameBuffer[of.nFileOffset-1] == wxT(' ') )
+ ( 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.Len() + 1;
+ 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;
- }
+ while (fileNameBuffer[i] != wxT('\0'))
+ {
+ m_fileNames.Add(&fileNameBuffer[i]);
+ i += wxStrlen(&fileNameBuffer[i]) + 1;
+ }
#else
- wxStringTokenizer toke(fileNameBuffer, _T(" \t\r\n"));
- m_dir = toke.GetNextToken();
- m_fileName = toke.GetNextToken();
- m_fileNames.Add(m_fileName);
+ 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());
+ while (toke.HasMoreTokens())
+ m_fileNames.Add(toke.GetNextToken());
#endif // OFN_EXPLORER
- wxString dir(m_dir);
- if ( m_dir.Last() != _T('\\') )
- dir += _T('\\');
-
- m_path = dir + m_fileName;
- m_filterIndex = (int)of.nFilterIndex - 1;
- }
- else
- {
- //=== Adding the correct extension >>=================================
+ wxString dir(m_dir);
+ if ( m_dir.Last() != wxT('\\') )
+ dir += wxT('\\');
- m_filterIndex = (int)of.nFilterIndex - 1;
+ m_path = dir + m_fileName;
+ m_filterIndex = (int)of.nFilterIndex - 1;
+ }
+ else
+ {
+ //=== Adding the correct extension >>=================================
- if ( !of.nFileExtension ||
- (of.nFileExtension && fileNameBuffer[of.nFileExtension] == wxT('\0')) )
- {
- // User has typed a filename without an extension:
- const wxChar* extension = filterBuffer;
- int maxFilter = (int)(of.nFilterIndex*2L) - 1;
+ m_filterIndex = (int)of.nFilterIndex - 1;
- for( int i = 0; i < maxFilter; i++ ) // get extension
- extension = extension + wxStrlen( extension ) + 1;
+ 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;
- m_fileName = AppendExtension(fileNameBuffer, extension);
- wxStrncpy(fileNameBuffer, m_fileName.c_str(), wxMin(m_fileName.Len(), wxMAXPATH-1));
- fileNameBuffer[wxMin(m_fileName.Len(), wxMAXPATH-1)] = wxT('\0');
- }
+ for( int i = 0; i < maxFilter; i++ ) // get extension
+ extension = extension + wxStrlen( extension ) + 1;
- m_path = fileNameBuffer;
- m_fileName = wxFileNameFromPath(fileNameBuffer);
- m_fileNames.Add(m_fileName);
- m_dir = wxPathOnly(fileNameBuffer);
+ m_fileName = AppendExtension(fileNameBuffer, extension);
+ wxStrlcpy(fileNameBuffer, m_fileName.c_str(), WXSIZEOF(fileNameBuffer));
}
- }
- else
- {
- // common dialog failed - why?
-#ifdef __WXDEBUG__
- DWORD dwErr = CommDlgExtendedError();
- if ( dwErr != 0 )
- {
- // this msg is only for developers
- wxLogError(wxT("Common dialog failed with error code %0lx."),
- dwErr);
+
+ m_path = fileNameBuffer;
+ m_fileName = wxFileNameFromPath(fileNameBuffer);
+ m_fileNames.Add(m_fileName);
+ m_dir = wxPathOnly(fileNameBuffer);
}
- //else: it was just cancelled
-#endif
- }
- return success ? wxID_OK : wxID_CANCEL;
+ return wxID_OK;
}
-#endif // wxUSE_FILEDLG
-
+#endif // wxUSE_FILEDLG && !(__SMARTPHONE__ && __WXWINCE__)
projects / wxWidgets.git / blobdiff