wxFILE_MUST_EXIST added

git-svn-id: https://svn.wxwidgets.org/svn/wx/wxWidgets/trunk@248 c3d73ce0-8a6f-49c7-b76d-6d57e0e08775
This commit is contained in:
Vadim Zeitlin
1998-07-12 22:57:42 +00:00
parent db8b79634e
commit e15e548b50

View File

@@ -6,7 +6,7 @@
// Created: 01/02/97 // Created: 01/02/97
// RCS-ID: $Id$ // RCS-ID: $Id$
// Copyright: (c) Julian Smart and Markus Holzem // Copyright: (c) Julian Smart and Markus Holzem
// Licence: wxWindows licence // Licence: wxWindows licence
///////////////////////////////////////////////////////////////////////////// /////////////////////////////////////////////////////////////////////////////
#ifdef __GNUG__ #ifdef __GNUG__
@@ -52,44 +52,44 @@ char *wxFileSelector(const char *title,
const char *defaultExtension, const char *filter, int flags, const char *defaultExtension, const char *filter, int flags,
wxWindow *parent, int x, int y) wxWindow *parent, int x, int y)
{ {
// In the original implementation, defaultExtension is passed to the lpstrDefExt member // 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 // of OPENFILENAME. This extension, if non-NULL, is appended to the filename if the user
// fails to type an extension. // fails to type an extension.
// The new implementation (taken from wxFileSelectorEx) appends the extension automatically, // The new implementation (taken from wxFileSelectorEx) appends the extension automatically,
// by looking at the filter specification. In fact this should be better than the // by looking at the filter specification. In fact this should be better than the
// native Microsoft implementation because Windows only allows *one* default extension, // 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. // 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 // If there's a default extension specified but no filter, we create a suitable
// filter. // filter.
wxString filter2(""); wxString filter2("");
if ( defaultExtension && !filter ) if ( defaultExtension && !filter )
filter2 = wxString("*.") + wxString(defaultExtension) ; filter2 = wxString("*.") + wxString(defaultExtension) ;
else if ( filter ) else if ( filter )
filter2 = filter; filter2 = filter;
wxString defaultDirString; wxString defaultDirString;
if (defaultDir) if (defaultDir)
defaultDirString = defaultDir; defaultDirString = defaultDir;
else else
defaultDirString = ""; defaultDirString = "";
wxString defaultFilenameString; wxString defaultFilenameString;
if (defaultFileName) if (defaultFileName)
defaultFilenameString = defaultFileName; defaultFilenameString = defaultFileName;
else else
defaultFilenameString = ""; defaultFilenameString = "";
wxFileDialog fileDialog(parent, title, defaultDirString, defaultFilenameString, filter2, flags, wxPoint(x, y)); wxFileDialog fileDialog(parent, title, defaultDirString, defaultFilenameString, filter2, flags, wxPoint(x, y));
if ( fileDialog.ShowModal() == wxID_OK ) if ( fileDialog.ShowModal() == wxID_OK )
{ {
strcpy(wxBuffer, (const char *)fileDialog.GetPath()); strcpy(wxBuffer, (const char *)fileDialog.GetPath());
return wxBuffer; return wxBuffer;
} }
else else
return NULL; return NULL;
} }
# if __BORLANDC__ # if __BORLANDC__
@@ -113,28 +113,28 @@ char *wxFileSelector(const char *title,
# endif # endif
char *wxFileSelectorEx( const char *title, char *wxFileSelectorEx(const char *title,
const char *defaultDir, const char *defaultDir,
const char *defaultFileName, const char *defaultFileName,
int* defaultFilterIndex, int* defaultFilterIndex,
const char *filter, const char *filter,
int flags, int flags,
wxWindow* parent, wxWindow* parent,
int x, int x,
int y) int y)
{ {
wxFileDialog fileDialog(parent, title ? title : "", defaultDir ? defaultDir : "", wxFileDialog fileDialog(parent, title ? title : "", defaultDir ? defaultDir : "",
defaultFileName ? defaultFileName : "", filter ? filter : "", flags, wxPoint(x, y)); defaultFileName ? defaultFileName : "", filter ? filter : "", flags, wxPoint(x, y));
if ( fileDialog.ShowModal() == wxID_OK ) if ( fileDialog.ShowModal() == wxID_OK )
{ {
*defaultFilterIndex = fileDialog.GetFilterIndex(); *defaultFilterIndex = fileDialog.GetFilterIndex();
strcpy(wxBuffer, (const char *)fileDialog.GetPath()); strcpy(wxBuffer, (const char *)fileDialog.GetPath());
return wxBuffer; return wxBuffer;
} }
else else
return NULL; return NULL;
} }
wxFileDialog::wxFileDialog(wxWindow *parent, const wxString& message, wxFileDialog::wxFileDialog(wxWindow *parent, const wxString& message,
@@ -144,11 +144,11 @@ wxFileDialog::wxFileDialog(wxWindow *parent, const wxString& message,
m_message = message; m_message = message;
m_dialogStyle = style; m_dialogStyle = style;
m_parent = parent; m_parent = parent;
m_path = ""; m_path = "";
m_fileName = defaultFileName; m_fileName = defaultFileName;
m_dir = defaultDir; m_dir = defaultDir;
m_wildCard = wildCard; m_wildCard = wildCard;
m_filterIndex = 1; m_filterIndex = 1;
} }
int wxFileDialog::ShowModal(void) int wxFileDialog::ShowModal(void)
@@ -156,41 +156,43 @@ int wxFileDialog::ShowModal(void)
HWND hWnd = 0; HWND hWnd = 0;
if (m_parent) hWnd = (HWND) m_parent->GetHWND(); if (m_parent) hWnd = (HWND) m_parent->GetHWND();
static char fileNameBuffer [ MAXPATH ]; // the file-name static char fileNameBuffer [ MAXPATH ]; // the file-name
char titleBuffer [ MAXFILE+1+MAXEXT ]; // the file-name, without path char titleBuffer [ MAXFILE+1+MAXEXT ]; // the file-name, without path
*fileNameBuffer = '\0'; *fileNameBuffer = '\0';
*titleBuffer = '\0'; *titleBuffer = '\0';
char* filterBuffer = NULL; char* filterBuffer = NULL;
char* extension = NULL; char* extension = NULL;
char* theFilter = (char *)(const char *)m_wildCard; char* theFilter = (char *)(const char *)m_wildCard;
long msw_flags = 0; long msw_flags = 0;
if ( (m_dialogStyle & wxHIDE_READONLY) || (m_dialogStyle & wxSAVE) ) { msw_flags |= OFN_HIDEREADONLY; } if ( (m_dialogStyle & wxHIDE_READONLY) || (m_dialogStyle & wxSAVE) )
msw_flags |= OFN_HIDEREADONLY;
if ( m_dialogStyle & wxFILE_MUST_EXIST )
msw_flags |= OFN_PATHMUSTEXIST | OFN_FILEMUSTEXIST;
OPENFILENAME of;
OPENFILENAME of; memset(&of, 0, sizeof(OPENFILENAME));
memset(&of, 0, sizeof(OPENFILENAME));
of.lpstrCustomFilter = NULL; // system should not save custom filter of.lpstrCustomFilter = NULL; // system should not save custom filter
of.nMaxCustFilter = 0L; of.nMaxCustFilter = 0L;
of.nFileOffset = 0; // 0-based pointer to filname in lpstFile of.nFileOffset = 0; // 0-based pointer to filname in lpstFile
of.nFileExtension = 0; // 0-based pointer to extension in lpstrFile of.nFileExtension = 0; // 0-based pointer to extension in lpstrFile
of.lpstrDefExt = NULL; // no default extension of.lpstrDefExt = NULL; // no default extension
of.lStructSize = sizeof(OPENFILENAME); of.lStructSize = sizeof(OPENFILENAME);
of.hwndOwner = hWnd; of.hwndOwner = hWnd;
of.lpstrTitle = (char *)(const char *)m_message; of.lpstrTitle = (char *)(const char *)m_message;
of.lpstrFileTitle = titleBuffer; of.lpstrFileTitle = titleBuffer;
of.nMaxFileTitle = MAXFILE + 1 + MAXEXT; // Windows 3.0 and 3.1 of.nMaxFileTitle = MAXFILE + 1 + MAXEXT; // Windows 3.0 and 3.1
of.lpstrInitialDir = (const char *) m_dir; of.lpstrInitialDir = (const char *) m_dir;
of.Flags = msw_flags; of.Flags = msw_flags;
@@ -207,46 +209,46 @@ int wxFileDialog::ShowModal(void)
*/ */
//======================================================================= //=======================================================================
if ( !theFilter || (strcmp(theFilter, "") == 0)) theFilter = "*.*"; if ( !theFilter || (strcmp(theFilter, "") == 0)) theFilter = "*.*";
int filterBufferLen = 0; int filterBufferLen = 0;
if ( !strchr( theFilter, '|' ) ) { // only one filter ==> default text: if ( !strchr( theFilter, '|' ) ) { // only one filter ==> default text:
char buffText[] = "Files (%s)|%s"; char buffText[] = "Files (%s)|%s";
filterBufferLen = strlen( theFilter )*2 + strlen( buffText ) -4; filterBufferLen = strlen( theFilter )*2 + strlen( buffText ) -4;
filterBuffer = new char[ filterBufferLen +2 ]; filterBuffer = new char[ filterBufferLen +2 ];
if ( filterBuffer ) { if ( filterBuffer ) {
sprintf( filterBuffer, buffText, theFilter, theFilter ); sprintf( filterBuffer, buffText, theFilter, theFilter );
} }
} }
else { // more then one filter else { // more then one filter
filterBufferLen = strlen( theFilter ); filterBufferLen = strlen( theFilter );
filterBuffer = new char[ filterBufferLen +2 ]; filterBuffer = new char[ filterBufferLen +2 ];
if ( filterBuffer ) { if ( filterBuffer ) {
strcpy( filterBuffer, theFilter ); strcpy( filterBuffer, theFilter );
} }
} }
if ( filterBuffer ) { // Substituting '|' with '\0' if ( filterBuffer ) { // Substituting '|' with '\0'
for ( int i = 0; i < filterBufferLen; i++ ) { for ( int i = 0; i < filterBufferLen; i++ ) {
if ( filterBuffer[i] == '|' ) { filterBuffer[i] = '\0'; } if ( filterBuffer[i] == '|' ) { filterBuffer[i] = '\0'; }
} }
} }
filterBuffer[filterBufferLen+1] = '\0'; filterBuffer[filterBufferLen+1] = '\0';
of.lpstrFilter = (LPSTR)filterBuffer; of.lpstrFilter = (LPSTR)filterBuffer;
of.nFilterIndex = m_filterIndex; of.nFilterIndex = m_filterIndex;
//=== Setting defaultFileName >>========================================= //=== Setting defaultFileName >>=========================================
strncpy( fileNameBuffer, (const char *)m_fileName, MAXPATH-1 ); strncpy( fileNameBuffer, (const char *)m_fileName, MAXPATH-1 );
fileNameBuffer[ MAXPATH-1 ] = '\0'; fileNameBuffer[ MAXPATH-1 ] = '\0';
of.lpstrFile = fileNameBuffer; // holds returned filename of.lpstrFile = fileNameBuffer; // holds returned filename
of.nMaxFile = MAXPATH; of.nMaxFile = MAXPATH;
//== Execute FileDialog >>================================================= //== Execute FileDialog >>=================================================
@@ -258,58 +260,58 @@ int wxFileDialog::ShowModal(void)
m_filterIndex = (int)of.nFilterIndex; m_filterIndex = (int)of.nFilterIndex;
if ( of.nFileExtension && fileNameBuffer[ of.nFileExtension-1] != '.' ) if ( of.nFileExtension && fileNameBuffer[ of.nFileExtension-1] != '.' )
{ // user has typed an filename { // user has typed an filename
// without an extension: // without an extension:
int maxFilter = (int)(of.nFilterIndex*2L-1L); int maxFilter = (int)(of.nFilterIndex*2L-1L);
extension = filterBuffer; extension = filterBuffer;
for( int i = 0; i < maxFilter; i++ ) { // get extension for( int i = 0; i < maxFilter; i++ ) { // get extension
extension = extension + strlen( extension ) +1; extension = extension + strlen( extension ) +1;
} }
if ( (extension = strrchr( extension, '.' )) // != "blabla" if ( (extension = strrchr( extension, '.' )) // != "blabla"
&& !strrchr( extension, '*' ) // != "blabla.*" && !strrchr( extension, '*' ) // != "blabla.*"
&& !strrchr( extension, '?' ) // != "blabla.?" && !strrchr( extension, '?' ) // != "blabla.?"
&& extension[1] // != "blabla." && extension[1] // != "blabla."
&& extension[1] != ' ' ) // != "blabla. " && extension[1] != ' ' ) // != "blabla. "
{ {
// now concat extension to the fileName: // now concat extension to the fileName:
m_fileName = wxString(fileNameBuffer) + wxString(extension); m_fileName = wxString(fileNameBuffer) + wxString(extension);
int len = strlen( fileNameBuffer ); int len = strlen( fileNameBuffer );
strncpy( fileNameBuffer + len, extension, MAXPATH - len ); strncpy( fileNameBuffer + len, extension, MAXPATH - len );
fileNameBuffer[ MAXPATH -1 ] = '\0'; fileNameBuffer[ MAXPATH -1 ] = '\0';
} }
} }
m_path = fileNameBuffer; m_path = fileNameBuffer;
m_fileName = wxFileNameFromPath(fileNameBuffer); m_fileName = wxFileNameFromPath(fileNameBuffer);
//=== Simulating the wxOVERWRITE_PROMPT >>============================ //=== Simulating the wxOVERWRITE_PROMPT >>============================
if ( (m_dialogStyle & wxOVERWRITE_PROMPT) && ::wxFileExists( fileNameBuffer ) ) if ( (m_dialogStyle & wxOVERWRITE_PROMPT) && ::wxFileExists( fileNameBuffer ) )
{ {
char questionText[] = "Replace file\n%s?"; char questionText[] = "Replace file\n%s?";
char* messageText = new char[strlen(questionText)+strlen(fileNameBuffer)-1]; char* messageText = new char[strlen(questionText)+strlen(fileNameBuffer)-1];
sprintf( messageText, questionText, fileNameBuffer ); sprintf( messageText, questionText, fileNameBuffer );
if ( messageText && ( wxMessageBox( (const char *)messageText, m_message, wxYES_NO ) != wxYES ) ) if ( messageText && ( wxMessageBox( (const char *)messageText, m_message, wxYES_NO ) != wxYES ) )
{ {
success = FALSE; success = FALSE;
} }
delete[] messageText; delete[] messageText;
} }
} // END: if ( success ) } // END: if ( success )
delete[] filterBuffer; delete[] filterBuffer;
return (success ? wxID_OK : wxID_CANCEL) ; return (success ? wxID_OK : wxID_CANCEL) ;
} }
@@ -326,9 +328,9 @@ wxDefaultFileSelector(bool load, const char *what, const char *extension, const
char prompt[50]; char prompt[50];
wxString str; wxString str;
if (load) if (load)
str = (const char*) wxTString("Load %s file"); str = (const char*) wxTString("Load %s file");
else else
str = (const char*) wxTString("Save %s file"); str = (const char*) wxTString("Save %s file");
sprintf(prompt, str, what); sprintf(prompt, str, what);
if (*ext == '.') ext++; if (*ext == '.') ext++;