X-Git-Url: https://git.saurik.com/wxWidgets.git/blobdiff_plain/837e57436a89516a5fa9f478f401e06bd872c17c..cb73e6001f891ae46b12a1e4ca39b93649cb6099:/src/msw/filedlg.cpp?ds=sidebyside diff --git a/src/msw/filedlg.cpp b/src/msw/filedlg.cpp index f2b7231c4d..52ea324076 100644 --- a/src/msw/filedlg.cpp +++ b/src/msw/filedlg.cpp @@ -1,15 +1,23 @@ ///////////////////////////////////////////////////////////////////////////// -// 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__ +// ============================================================================ +// declarations +// ============================================================================ + +// ---------------------------------------------------------------------------- +// headers +// ---------------------------------------------------------------------------- + +#if defined(__GNUG__) && !defined(NO_GCC_PRAGMA) #pragma implementation "filedlg.h" #endif @@ -20,183 +28,111 @@ #pragma hdrstop #endif +#if wxUSE_FILEDLG && !wxUSE_SMARTPHONE + #ifndef WX_PRECOMP - #include - #include "wx/defs.h" #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/app.h" #endif -#include +#include "wx/msw/private.h" -#if !defined(__WIN32__) || defined(__SALFORDC__) || defined(__WXWINE__) +#if !defined(__WIN32__) || defined(__WXWINCE__) #include #endif -#include "wx/msw/private.h" - #include #include #include -#if !USE_SHARED_LIBRARY - IMPLEMENT_CLASS(wxFileDialog, wxDialog) -#endif - -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(_T("*.")) + 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) == _T('|') ) - { - // 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] == _T('|')) - break; - } +#include "wx/filename.h" +#include "wx/tokenzr.h" - 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; - } - } - } - } +#ifndef OFN_EXPLORER + #define OFN_EXPLORER 0x00080000 +#endif - fileDialog.SetFilterIndex(filterFind); - } +// ---------------------------------------------------------------------------- +// constants +// ---------------------------------------------------------------------------- - if ( fileDialog.ShowModal() == wxID_OK ) - { - wxStrcpy(wxBuffer, (const wxChar *)fileDialog.GetPath()); - return wxBuffer; - } - else - return wxGetEmptyString(); -} +#ifdef __WIN32__ +# define wxMAXPATH 65534 +#else +# define wxMAXPATH 1024 +#endif -# if __BORLANDC__ -# include // for MAXPATH etc. ( Borland 3.1 ) -# endif +# define wxMAXFILE 1024 -# ifndef MAXPATH -# define MAXPATH 400 -# endif +# define wxMAXEXT 5 -# ifndef MAXDRIVE -# define MAXDRIVE 3 -# endif +// ============================================================================ +// implementation +// ============================================================================ -# ifndef MAXFILE -# define MAXFILE 9 -# endif +IMPLEMENT_CLASS(wxFileDialog, wxFileDialogBase) -# ifndef MAXEXT -# define MAXEXT 5 -# endif +// ---------------------------------------------------------------------------- +// wxFileDialog +// ---------------------------------------------------------------------------- +wxFileDialog::wxFileDialog(wxWindow *parent, + const wxString& message, + const wxString& defaultDir, + const wxString& defaultFileName, + const wxString& wildCard, + long style, + const wxPoint& pos) + :wxFileDialogBase(parent, message, defaultDir, defaultFileName, wildCard, style, pos) -wxString wxFileSelectorEx(const wxChar *title, - const wxChar *defaultDir, - const wxChar *defaultFileName, - int* defaultFilterIndex, - const wxChar *filter, - int flags, - wxWindow* parent, - int x, - int y) +{ + if ( ( m_dialogStyle & wxMULTIPLE ) && ( m_dialogStyle & wxSAVE ) ) + m_dialogStyle &= ~wxMULTIPLE; +} +void wxFileDialog::GetPaths(wxArrayString& paths) const { - wxFileDialog fileDialog(parent, title ? title : _T(""), defaultDir ? defaultDir : _T(""), - defaultFileName ? defaultFileName : _T(""), filter ? filter : _T(""), flags, wxPoint(x, y)); + paths.Empty(); + + wxString dir(m_dir); + if ( m_dir.Last() != _T('\\') ) + dir += _T('\\'); - if ( fileDialog.ShowModal() == wxID_OK ) + size_t count = m_fileNames.GetCount(); + for ( size_t n = 0; n < count; n++ ) { - *defaultFilterIndex = fileDialog.GetFilterIndex(); - wxStrcpy(wxBuffer, (const wxChar *)fileDialog.GetPath()); - return wxBuffer; + if (wxFileName(m_fileNames[n]).IsAbsolute()) + paths.Add(m_fileNames[n]); + else + paths.Add(dir + m_fileNames[n]); } - else - return wxGetEmptyString(); } -wxFileDialog::wxFileDialog(wxWindow *parent, const wxString& message, - const wxString& defaultDir, const wxString& defaultFileName, const wxString& wildCard, - long style, const wxPoint& pos) +void wxFileDialog::SetPath(const wxString& path) { - m_message = message; - m_dialogStyle = style; - m_parent = parent; - m_path = _T(""); - m_fileName = defaultFileName; - m_dir = defaultDir; - m_wildCard = wildCard; - m_filterIndex = 1; + wxString ext; + wxSplitPath(path, &m_dir, &m_fileName, &ext); + if ( !ext.empty() ) + m_fileName << _T('.') << ext; } -int wxFileDialog::ShowModal(void) +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 = _T('\0'); - *titleBuffer = _T('\0'); + *fileNameBuffer = wxT('\0'); + *titleBuffer = wxT('\0'); long msw_flags = 0; if ( (m_dialogStyle & wxHIDE_READONLY) || (m_dialogStyle & wxSAVE) ) @@ -204,33 +140,84 @@ int wxFileDialog::ShowModal(void) if ( m_dialogStyle & wxFILE_MUST_EXIST ) msw_flags |= OFN_PATHMUSTEXIST | OFN_FILEMUSTEXIST; - 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 + if (m_dialogStyle & wxMULTIPLE ) + { + // 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; + 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] == _T('/')) - m_dir[i] = _T('\\'); + // 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 - of.lpstrInitialDir = m_dir.c_str(); + 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; @@ -250,12 +237,12 @@ int wxFileDialog::ShowModal(void) wxString theFilter; if ( wxStrlen(m_wildCard) == 0 ) - theFilter = wxString(_T("*.*")); + theFilter = wxString(wxT("*.*")); else theFilter = m_wildCard ; wxString filterBuffer; - if ( !wxStrchr( theFilter, _T('|') ) ) { // only one filter ==> default text + if ( !wxStrchr( theFilter, wxT('|') ) ) { // only one filter ==> default text filterBuffer.Printf(_("Files (%s)|%s"), theFilter.c_str(), theFilter.c_str()); } @@ -264,128 +251,149 @@ int wxFileDialog::ShowModal(void) } - filterBuffer += _T("|"); + filterBuffer += wxT("|"); // Replace | with \0 for (i = 0; i < filterBuffer.Len(); i++ ) { - if ( filterBuffer.GetChar(i) == _T('|') ) { - filterBuffer[i] = _T('\0'); + if ( filterBuffer.GetChar(i) == wxT('|') ) { + filterBuffer[i] = wxT('\0'); } } of.lpstrFilter = (LPTSTR)(const wxChar *)filterBuffer; - of.nFilterIndex = m_filterIndex; + of.nFilterIndex = m_filterIndex + 1; //=== Setting defaultFileName >>========================================= - wxStrncpy( fileNameBuffer, (const wxChar *)m_fileName, MAXPATH-1 ); - fileNameBuffer[ MAXPATH-1 ] = _T('\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 ) { - const wxChar* extension = NULL; - - //=== Adding the correct extension >>================================= + m_fileNames.Empty(); + + if ( ( m_dialogStyle & wxMULTIPLE ) && +#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.Len() + 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); - m_filterIndex = (int)of.nFilterIndex; + while (toke.HasMoreTokens()) + m_fileNames.Add(toke.GetNextToken()); +#endif // OFN_EXPLORER - if ( of.nFileExtension && fileNameBuffer[ of.nFileExtension-1] != _T('.') ) - { // user has typed an filename - // without an extension: + wxString dir(m_dir); + if ( m_dir.Last() != _T('\\') ) + dir += _T('\\'); - int maxFilter = (int)(of.nFilterIndex*2L-1L); - extension = filterBuffer; + m_path = dir + m_fileName; + } + else + { + //=== Adding the correct extension >>================================= - for( int i = 0; i < maxFilter; i++ ) { // get extension - extension = extension + wxStrlen( extension ) +1; - } + m_filterIndex = (int)of.nFilterIndex - 1; - extension = wxStrrchr( extension, _T('.') ); - if ( extension // != "blabla" - && !wxStrrchr( extension, _T('*') ) // != "blabla.*" - && !wxStrrchr( extension, _T('?') ) // != "blabla.?" - && extension[1] // != "blabla." - && extension[1] != _T(' ') ) // != "blabla. " + if ( !of.nFileExtension || + (of.nFileExtension && fileNameBuffer[of.nFileExtension] == wxT('\0')) ) { - // now concat extension to the fileName: - m_fileName = wxString(fileNameBuffer) + extension; + // User has typed a filename without an extension: + const wxChar* extension = filterBuffer; + int maxFilter = (int)(of.nFilterIndex*2L) - 1; - int len = wxStrlen( fileNameBuffer ); - wxStrncpy( fileNameBuffer + len, extension, MAXPATH - len ); - fileNameBuffer[ MAXPATH -1 ] = _T('\0'); - } - } - - m_path = fileNameBuffer; - m_fileName = wxFileNameFromPath(fileNameBuffer); + for( int i = 0; i < maxFilter; i++ ) // get extension + extension = extension + wxStrlen( extension ) + 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'); + } + m_path = fileNameBuffer; + m_fileName = wxFileNameFromPath(fileNameBuffer); + 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(_("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 + { + // common dialog failed - why? +#ifdef __WXDEBUG__ + DWORD dwErr = CommDlgExtendedError(); + if ( dwErr != 0 ) { - wxString messageText; - messageText.Printf(_("Replace file '%s'?"), fileNameBuffer); - - if ( wxMessageBox(messageText, m_message, wxYES_NO ) != wxYES ) - { - success = FALSE; - } + // this msg is only for developers + wxLogError(wxT("Common dialog failed with error code %0lx."), + dwErr); } + //else: it was just cancelled +#endif + } - } // END: if ( success ) - - return (success ? wxID_OK : wxID_CANCEL) ; - -} - -// 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 == _T('.')) - ext++; - - wxString wild; - wild.Printf(_T("*.%s"), ext); - - return wxFileSelector (prompt, NULL, default_name, ext, wild, 0, parent); -} + return success ? wxID_OK : wxID_CANCEL; -// 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