/////////////////////////////////////////////////////////////////////////////
-// Name: filedlg.cpp
+// Name: src/msw/filedlg.cpp
// Purpose: wxFileDialog
// Author: Julian Smart
// Modified by:
// Licence: wxWindows licence
/////////////////////////////////////////////////////////////////////////////
+// ============================================================================
+// declarations
+// ============================================================================
+
+// ----------------------------------------------------------------------------
+// headers
+// ----------------------------------------------------------------------------
+
#ifdef __GNUG__
#pragma implementation "filedlg.h"
#endif
#pragma hdrstop
#endif
+#if wxUSE_FILEDLG
+
#ifndef WX_PRECOMP
#include "wx/utils.h"
#include "wx/msgdlg.h"
#include "wx/filedlg.h"
#include "wx/intl.h"
#include "wx/log.h"
-
- #include "wx/msw/private.h"
+ #include "wx/app.h"
#endif
+#include "wx/msw/private.h"
+
#if !defined(__WIN32__) || defined(__SALFORDC__) || defined(__WXWINE__)
#include <commdlg.h>
#endif
#include "wx/tokenzr.h"
+#ifndef OFN_EXPLORER
+ #define OFN_EXPLORER 0x00080000
+#endif
+
+// ----------------------------------------------------------------------------
+// constants
+// ----------------------------------------------------------------------------
+
+#ifdef __WIN32__
+# define wxMAXPATH 4096
+#else
+# define wxMAXPATH 1024
+#endif
+
+# define wxMAXFILE 1024
+
+# define wxMAXEXT 5
+
+// ============================================================================
+// implementation
+// ============================================================================
+
+// ----------------------------------------------------------------------------
+// wxWin macros
+// ----------------------------------------------------------------------------
+
IMPLEMENT_CLASS(wxFileDialog, wxDialog)
+// ----------------------------------------------------------------------------
+// global functions
+// ----------------------------------------------------------------------------
+
wxString wxFileSelector(const wxChar *title,
const wxChar *defaultDir,
const wxChar *defaultFileName,
flags, wxPoint(x, y));
if( wxStrlen(defaultExtension) != 0 )
{
- int filterFind = 1,
+ int filterFind = 0,
filterIndex = 0;
for( unsigned int i = 0; i < filter2.Len(); i++ )
{
// 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( 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;
}
}
+
+ filterIndex++;
}
}
fileDialog.SetFilterIndex(filterFind);
}
+ wxString filename;
if ( fileDialog.ShowModal() == wxID_OK )
{
- wxStrcpy(wxBuffer, (const wxChar *)fileDialog.GetPath());
- return wxBuffer;
+ filename = fileDialog.GetPath();
}
- else
- return wxGetEmptyString();
-}
-
-# if __BORLANDC__
-# include <dir.h> // for MAXPATH etc. ( Borland 3.1 )
-# endif
-# ifndef MAXPATH
-# define MAXPATH 400
-# endif
-
-# ifndef MAXDRIVE
-# define MAXDRIVE 3
-# endif
-
-# ifndef MAXFILE
-# define MAXFILE 9
-# endif
-
-# ifndef MAXEXT
-# define MAXEXT 5
-# endif
+ return filename;
+}
wxString wxFileSelectorEx(const wxChar *title,
int y)
{
- wxFileDialog fileDialog(parent, title ? title : wxT(""), defaultDir ? defaultDir : wxT(""),
- defaultFileName ? defaultFileName : wxT(""), filter ? filter : wxT(""), flags, wxPoint(x, y));
+ wxFileDialog fileDialog(parent,
+ title ? title : wxT(""),
+ defaultDir ? defaultDir : wxT(""),
+ defaultFileName ? defaultFileName : wxT(""),
+ filter ? filter : wxT(""),
+ flags, wxPoint(x, y));
+ wxString filename;
if ( fileDialog.ShowModal() == wxID_OK )
{
- *defaultFilterIndex = fileDialog.GetFilterIndex();
- wxStrcpy(wxBuffer, (const wxChar *)fileDialog.GetPath());
- return wxBuffer;
+ if ( defaultFilterIndex )
+ *defaultFilterIndex = fileDialog.GetFilterIndex();
+
+ filename = fileDialog.GetPath();
}
- else
- return wxGetEmptyString();
+
+ return filename;
}
wxFileDialog::wxFileDialog(wxWindow *parent, const wxString& message,
const wxString& defaultDir, const wxString& defaultFileName, const wxString& wildCard,
- long style, const wxPoint& pos)
+ long style, const wxPoint& WXUNUSED(pos))
{
m_message = message;
m_dialogStyle = style;
m_fileName = defaultFileName;
m_dir = defaultDir;
m_wildCard = wildCard;
- m_filterIndex = 1;
+ m_filterIndex = 0;
}
void wxFileDialog::GetPaths(wxArrayString& paths) const
{
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;
- OPENFILENAME of;
- memset(&of, 0, sizeof(OPENFILENAME));
+ if (m_dialogStyle & wxMULTIPLE )
+ {
+ // OFN_EXPLORER must always be specified with OFN_ALLOWMULTISELECT
+ msw_flags |= OFN_EXPLORER | OFN_ALLOWMULTISELECT;
+ }
- of.lpstrCustomFilter = NULL; // system should not save custom filter
- of.nMaxCustFilter = 0L;
+ // 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;
+ }
- 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
+ if ( m_dialogStyle & wxOVERWRITE_PROMPT )
+ {
+ msw_flags |= OFN_OVERWRITEPROMPT;
+ }
+ OPENFILENAME 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.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
+
+ 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
+ i++;
+ }
+ // fall through
+
+ default:
+ // normal char
+ dir += ch;
+ }
+ }
- of.lpstrInitialDir = m_dir.c_str();
+ 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);
+ }
+ }
+
+#if wxUSE_UNICODE_MSLU && defined(OFN_EXPLORER)
+ // VS: there's a bug in unicows.dll - when multiple files are selected,
+ // of.nFileOffset doesn't point to the first filename but rather to
+ // the last component of directory name. This bug is known to MSLU
+ // developers, but they are not going to fix it: "this is a true
+ // limitation, that we have decided to live with" and "working
+ // harder on this case just did not seem worth the effort"...
+ //
+ // Our only option is to try to fix it ourselves:
+
+ if ( (m_dialogStyle & wxMULTIPLE) &&
+ (fileNameBuffer[of.nFileOffset-1] != wxT('\0')) &&
+ wxGetOsVersion() == wxWIN95 /*using unicows.dll*/)
+ {
+ if ( wxDirExists(fileNameBuffer) )
+ {
+ // 1st component is dir => multiple files selected
+ of.nFileOffset = wxStrlen(fileNameBuffer)+1;
+ }
+ }
+#endif // wxUSE_UNICODE_MSLU
+
+#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 >>============================
-
- 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;
- }
- }
-
}
else
{
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);
+ 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++;
+ const wxChar *ext = extension;
+ if (*ext == wxT('.'))
+ ext++;
- wxString wild;
- wild.Printf(wxT("*.%s"), ext);
+ wxString wild;
+ wild.Printf(wxT("*.%s"), ext);
- return wxFileSelector (prompt, NULL, default_name, ext, wild, 0, parent);
+ return wxFileSelector(prompt, NULL, default_name, ext, wild,
+ load ? wxOPEN : wxSAVE, parent);
}
// Generic file load dialog
return wxDefaultFileSelector(FALSE, what, extension, default_name, parent);
}
+#endif // wxUSE_FILEDLG
projects / wxWidgets.git / blobdiff