/////////////////////////////////////////////////////////////////////////////
-// 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
/////////////////////////////////////////////////////////////////////////////
+// ============================================================================
+// declarations
+// ============================================================================
+
+// ----------------------------------------------------------------------------
+// headers
+// ----------------------------------------------------------------------------
+
#ifdef __GNUG__
#pragma implementation "filedlg.h"
#endif
// For compilers that support precompilation, includes "wx.h".
#include "wx/wxprec.h"
-#include "wx/msw/private.h"
#ifdef __BORLANDC__
#pragma hdrstop
#endif
+#if wxUSE_FILEDLG
+
#ifndef WX_PRECOMP
#include "wx/utils.h"
#include "wx/msgdlg.h"
#include "wx/dialog.h"
#include "wx/filedlg.h"
+ #include "wx/filefn.h"
#include "wx/intl.h"
#include "wx/log.h"
-
-// #include "wx/msw/private.h"
+ #include "wx/app.h"
#endif
-#if !defined(__WIN32__) || defined(__SALFORDC__) || defined(__WXWINE__)
+#include "wx/msw/private.h"
+
+#if !defined(__WIN32__) || defined(__SALFORDC__)
#include <commdlg.h>
#endif
#include <stdlib.h>
#include <string.h>
+#include "wx/filename.h"
#include "wx/tokenzr.h"
-IMPLEMENT_CLASS(wxFileDialog, wxDialog)
-
-wxString wxFileSelector(const wxChar *title,
- const wxChar *defaultDir,
- const wxChar *defaultFileName,
- const wxChar *defaultExtension,
- const wxChar *filter,
- int flags,
- wxWindow *parent,
- int x, int y)
-{
- // 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(wxT("*.")) + defaultExtension;
- else if ( filter )
- filter2 = filter;
-
- wxString defaultDirString;
- if (defaultDir)
- defaultDirString = defaultDir;
-
- wxString defaultFilenameString;
- if (defaultFileName)
- defaultFilenameString = defaultFileName;
-
- wxFileDialog fileDialog(parent, title, defaultDirString,
- defaultFilenameString, filter2,
- flags, wxPoint(x, y));
- if( wxStrlen(defaultExtension) != 0 )
- {
- int filterFind = 1,
- filterIndex = 0;
-
- for( unsigned int i = 0; i < filter2.Len(); i++ )
- {
- if( filter2.GetChar(i) == wxT('|') )
- {
- // save the start index of the new filter
- unsigned int is = i++;
- filterIndex++;
-
- // find the end of the filter
- for( ; i < filter2.Len(); i++ )
- {
- if(filter2[i] == wxT('|'))
- break;
- }
-
- if( i-is-1 > 0 && is+1 < filter2.Len() )
- {
- if( filter2.Mid(is+1,i-is-1).Contains(defaultExtension) )
-// if( filter2.Mid(is+1,i-is-1) == defaultExtension )
- {
- filterFind = filterIndex;
- break;
- }
- }
- }
- }
-
- fileDialog.SetFilterIndex(filterFind);
- }
-
- if ( fileDialog.ShowModal() == wxID_OK )
- {
- wxStrcpy(wxBuffer, (const wxChar *)fileDialog.GetPath());
- return wxBuffer;
- }
- else
- return wxGetEmptyString();
-}
-
-# if __BORLANDC__
-# include <dir.h> // for MAXPATH etc. ( Borland 3.1 )
-# endif
-
-# ifndef MAXPATH
-# define MAXPATH 400
-# endif
+#ifndef OFN_EXPLORER
+ #define OFN_EXPLORER 0x00080000
+#endif
-# ifndef MAXDRIVE
-# define MAXDRIVE 3
-# endif
+// ----------------------------------------------------------------------------
+// constants
+// ----------------------------------------------------------------------------
-# ifndef MAXFILE
-# define MAXFILE 9
-# endif
+#ifdef __WIN32__
+# define wxMAXPATH 65534
+#else
+# define wxMAXPATH 1024
+#endif
-# ifndef MAXEXT
-# define MAXEXT 5
-# endif
+# define wxMAXFILE 1024
+# define wxMAXEXT 5
-wxString wxFileSelectorEx(const wxChar *title,
- const wxChar *defaultDir,
- const wxChar *defaultFileName,
- int* defaultFilterIndex,
- const wxChar *filter,
- int flags,
- wxWindow* parent,
- int x,
- int y)
+// ============================================================================
+// implementation
+// ============================================================================
-{
- wxFileDialog fileDialog(parent, title ? title : wxT(""), defaultDir ? defaultDir : wxT(""),
- defaultFileName ? defaultFileName : wxT(""), filter ? filter : wxT(""), flags, wxPoint(x, y));
+// ----------------------------------------------------------------------------
+// wxWin macros
+// ----------------------------------------------------------------------------
- if ( fileDialog.ShowModal() == wxID_OK )
- {
- *defaultFilterIndex = fileDialog.GetFilterIndex();
- wxStrcpy(wxBuffer, (const wxChar *)fileDialog.GetPath());
- return wxBuffer;
- }
- else
- return wxGetEmptyString();
-}
+IMPLEMENT_CLASS(wxFileDialog, wxDialog)
-wxFileDialog::wxFileDialog(wxWindow *parent, const wxString& message,
- const wxString& defaultDir, const wxString& defaultFileName, const wxString& wildCard,
- long style, const wxPoint& pos)
+// ----------------------------------------------------------------------------
+// wxFileDialog
+// ----------------------------------------------------------------------------
+
+wxFileDialog::wxFileDialog(wxWindow *parent,
+ const wxString& message,
+ const wxString& defaultDir,
+ const wxString& defaultFileName,
+ const wxString& wildCard,
+ long style,
+ const wxPoint& WXUNUSED(pos))
{
m_message = message;
m_dialogStyle = style;
size_t count = m_fileNames.GetCount();
for ( size_t n = 0; n < count; n++ )
{
- paths.Add(dir + m_fileNames[n]);
+ if (wxFileName(m_fileNames[n]).IsAbsolute())
+ paths.Add(m_fileNames[n]);
+ else
+ paths.Add(dir + m_fileNames[n]);
}
}
+void wxFileDialog::SetPath(const wxString& path)
+{
+ wxString ext;
+ wxSplitPath(path, &m_dir, &m_fileName, &ext);
+ if ( !ext.empty() )
+ m_fileName << _T('.') << ext;
+}
+
int wxFileDialog::ShowModal()
{
HWND hWnd = 0;
if (m_parent) hWnd = (HWND) m_parent->GetHWND();
+ if (!hWnd && wxTheApp->GetTopWindow())
+ hWnd = (HWND) wxTheApp->GetTopWindow()->GetHWND();
- static wxChar fileNameBuffer [ MAXPATH ]; // the file-name
- wxChar titleBuffer [ MAXFILE+1+MAXEXT ]; // the file-name, without path
+ static wxChar fileNameBuffer [ wxMAXPATH ]; // the file-name
+ wxChar titleBuffer [ wxMAXFILE+1+wxMAXEXT ]; // the file-name, without path
*fileNameBuffer = wxT('\0');
*titleBuffer = wxT('\0');
msw_flags |= OFN_HIDEREADONLY;
if ( m_dialogStyle & wxFILE_MUST_EXIST )
msw_flags |= OFN_PATHMUSTEXIST | OFN_FILEMUSTEXIST;
+
if (m_dialogStyle & wxMULTIPLE )
- msw_flags |=
-#if defined(OFN_EXPLORER)
- OFN_EXPLORER |
-#endif // OFN_EXPLORER
- OFN_ALLOWMULTISELECT;
+ {
+ // 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) )
+ {
+ msw_flags |= OFN_NOCHANGEDIR;
+ }
+/* chris elliott for some reason this does not work usefully if no extension
+ is given, as it test for junk instead of junk.ext
+ if ( m_dialogStyle & wxOVERWRITE_PROMPT )
+ {
+ msw_flags |= OFN_OVERWRITEPROMPT;
+ }
+*/
OPENFILENAME of;
- memset(&of, 0, sizeof(OPENFILENAME));
-
- of.lpstrCustomFilter = NULL; // system should not save custom filter
- of.nMaxCustFilter = 0L;
-
- 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
-
+ 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.hwndOwner = hWnd;
of.lpstrTitle = WXSTRINGCAST m_message;
-
-
of.lpstrFileTitle = titleBuffer;
- of.nMaxFileTitle = MAXFILE + 1 + MAXEXT; // Windows 3.0 and 3.1
+ of.nMaxFileTitle = wxMAXFILE + 1 + wxMAXEXT; // Windows 3.0 and 3.1
// Convert forward slashes to backslashes (file selector doesn't like
- // forward slashes)
- size_t i = 0;
- size_t len = m_dir.Length();
- for (i = 0; i < len; i++)
- if (m_dir[i] == wxT('/'))
- m_dir[i] = wxT('\\');
+ // forward slashes) and also squeeze multiple consecutive slashes into one
+ // as it doesn't like two backslashes in a row neither
- of.lpstrInitialDir = m_dir.c_str();
+ 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('/'):
+ // convert to backslash
+ ch = _T('\\');
+
+ // fall through
+
+ case _T('\\'):
+ while ( i < len - 1 )
+ {
+ wxChar chNext = m_dir[i + 1];
+ if ( chNext != _T('\\') && chNext != _T('/') )
+ 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;
+ }
+ }
+
+ of.lpstrInitialDir = dir.c_str();
of.Flags = msw_flags;
//=== Setting defaultFileName >>=========================================
- wxStrncpy( fileNameBuffer, (const wxChar *)m_fileName, MAXPATH-1 );
- fileNameBuffer[ MAXPATH-1 ] = wxT('\0');
+ wxStrncpy( fileNameBuffer, (const wxChar *)m_fileName, wxMAXPATH-1 );
+ fileNameBuffer[ wxMAXPATH-1 ] = wxT('\0');
of.lpstrFile = fileNameBuffer; // holds returned filename
- of.nMaxFile = MAXPATH;
+ of.nMaxFile = wxMAXPATH;
//== Execute FileDialog >>=================================================
- bool success = (m_dialogStyle & wxSAVE) ? (GetSaveFileName(&of) != 0)
+ bool success = (m_dialogStyle & wxSAVE ? GetSaveFileName(&of)
+ : GetOpenFileName(&of)) != 0;
+
+ DWORD errCode = CommDlgExtendedError();
+
+#ifdef __WIN32__
+ if (!success && (errCode == CDERR_STRUCTSIZE))
+ {
+ // 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);
+ }
+ }
+#endif // __WIN32__
if ( success )
{
i += wxStrlen(&fileNameBuffer[i]) + 1;
}
#else
- wxStringTokenizer toke(fileNameBuffer, " \t\r\n");
+ wxStringTokenizer toke(fileNameBuffer, _T(" \t\r\n"));
m_dir = toke.GetNextToken();
m_fileName = toke.GetNextToken();
m_fileNames.Add(m_fileName);
m_filterIndex = (int)of.nFilterIndex - 1;
- if ( !of.nFileExtension || (of.nFileExtension && fileNameBuffer[ of.nFileExtension-1] != wxT('.')) )
- { // user has typed an filename
- // without an extension:
+ if ( !of.nFileExtension ||
+ (of.nFileExtension && fileNameBuffer[of.nFileExtension] == wxT('\0')) )
+ {
+ // User has typed a filename without an extension:
+
+ // A filename can end in a "." here ("abc."), this means it
+ // does not have an extension. Because later on a "." with
+ // the default extension is appended we remove the "." if
+ // filename ends with one (We don't want files called
+ // "abc..ext")
+ int idx = wxStrlen(fileNameBuffer) - 1;
+ if ( fileNameBuffer[idx] == wxT('.') )
+ {
+ fileNameBuffer[idx] = wxT('\0');
+ }
int maxFilter = (int)(of.nFilterIndex*2L-1L);
extension = filterBuffer;
m_fileName = wxString(fileNameBuffer) + extension;
int len = wxStrlen( fileNameBuffer );
- wxStrncpy( fileNameBuffer + len, extension, MAXPATH - len );
- fileNameBuffer[ MAXPATH -1 ] = wxT('\0');
+ wxStrncpy( fileNameBuffer + len, extension, wxMAXPATH - len );
+ fileNameBuffer[ wxMAXPATH -1 ] = wxT('\0');
}
}
m_fileNames.Add(m_fileName);
m_dir = wxPathOnly(fileNameBuffer);
}
-
-
//=== Simulating the wxOVERWRITE_PROMPT >>============================
-
+ //should we also test for file save style ??
if ( (m_dialogStyle & wxOVERWRITE_PROMPT) &&
::wxFileExists( fileNameBuffer ) )
- {
- wxString messageText;
- messageText.Printf(_("Replace file '%s'?"), fileNameBuffer);
-
- if ( wxMessageBox(messageText, m_message, wxYES_NO ) != wxYES )
- {
- success = FALSE;
- }
+ {
+ wxString messageText;
+ messageText.Printf(_("File '%s' already exists.\nDo you want to replace it?"), fileNameBuffer);
+ if ( wxMessageBox(messageText, wxT("Save File As"), wxYES_NO | wxICON_EXCLAMATION ) != wxYES )
+ {
+ success = FALSE;
+ }
}
-
}
else
{
}
-// Generic file load/save dialog (for internal use only)
-static
-wxString wxDefaultFileSelector(bool load,
- const wxChar *what,
- const wxChar *extension,
- const wxChar *default_name,
- wxWindow *parent)
-{
- wxString prompt;
- wxString str;
- if (load) str = _("Load %s file");
- else str = _("Save %s file");
- prompt.Printf(str, what);
-
- const wxChar *ext = extension;
- if (*ext == wxT('.'))
- ext++;
-
- wxString wild;
- wild.Printf(wxT("*.%s"), ext);
-
- return wxFileSelector (prompt, NULL, default_name, ext, wild, 0, parent);
-}
-
-// Generic file load dialog
-WXDLLEXPORT wxString wxLoadFileSelector(const wxChar *what,
- const wxChar *extension,
- const wxChar *default_name,
- wxWindow *parent)
-{
- return wxDefaultFileSelector(TRUE, what, extension, default_name, parent);
-}
-
-// Generic file save dialog
-WXDLLEXPORT wxString wxSaveFileSelector(const wxChar *what,
- const wxChar *extension,
- const wxChar *default_name,
- wxWindow *parent)
-{
- return wxDefaultFileSelector(FALSE, what, extension, default_name, parent);
-}
-
+#endif // wxUSE_FILEDLG
projects / wxWidgets.git / blobdiff