extracted common code into a single wxfileDialogBase class (patch 758901)

git-svn-id: https://svn.wxwidgets.org/svn/wx/wxWidgets/trunk@22113 c3d73ce0-8a6f-49c7-b76d-6d57e0e08775
This commit is contained in:
Vadim Zeitlin
2003-07-19 17:22:05 +00:00
parent f363e05c6d
commit f74172ab42
18 changed files with 431 additions and 623 deletions

View File

@@ -30,219 +30,47 @@
#if wxUSE_FILEDLG
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)
//----------------------------------------------------------------------------
// wxFileDialogBase
//----------------------------------------------------------------------------
IMPLEMENT_DYNAMIC_CLASS(wxFileDialogBase, wxDialog)
wxFileDialogBase::wxFileDialogBase(wxWindow *parent,
const wxString& message,
const wxString& defaultDir,
const wxString& defaultFile,
const wxString& wildCard,
long style,
const wxPoint& pos)
{
// The defaultExtension, 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.
m_parent = parent;
m_message = message;
m_dir = defaultDir;
m_fileName = defaultFile;
m_wildCard = wildCard;
m_dialogStyle = style;
m_path = wxT("");
m_filterIndex = 0;
// If there's a default extension specified but no filter, we create a
// suitable filter.
if (m_wildCard.IsEmpty())
m_wildCard = wxFileSelectorDefaultWildcardStr;
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 )
// convert m_wildCard from "*.bar" to "Files (*.bar)|*.bar"
if ( m_wildCard.Find(wxT('|')) == wxNOT_FOUND )
{
int filterFind = 0,
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++;
// 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) )
{
filterFind = filterIndex;
break;
}
}
filterIndex++;
}
}
fileDialog.SetFilterIndex(filterFind);
}
wxString filename;
if ( fileDialog.ShowModal() == wxID_OK )
{
filename = fileDialog.GetPath();
}
return filename;
}
/*
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 )
{
wxString filter2;
if ( defaultExtension && !filter )
filter2 = wxString(wxT("*.")) + wxString(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 ( fileDialog.ShowModal() == wxID_OK )
{
return fileDialog.GetPath();
}
else
{
return wxEmptyString;
m_wildCard.Printf(_("Files (%s)|%s"),
m_wildCard.c_str(), m_wildCard.c_str());
}
}
*/
wxString wxFileSelectorEx(const wxChar *title,
const wxChar *defaultDir,
const wxChar *defaultFileName,
int* defaultFilterIndex,
const wxChar *filter,
int flags,
wxWindow* parent,
int x,
int 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 )
{
if ( defaultFilterIndex )
*defaultFilterIndex = fileDialog.GetFilterIndex();
filename = fileDialog.GetPath();
}
return filename;
}
// Generic file load/save dialog (for internal use only)
// see wx[Load/Save]FileSelector
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);
wxString wild;
const wxChar *ext = extension;
if ( ext )
{
if ( *ext == wxT('.') )
ext++;
wild.Printf(wxT("*.%s"), ext);
}
else // no extension specified
{
wild = wxFileSelectorDefaultWildcardStr;
}
return wxFileSelector(prompt, NULL, default_name, ext, wild,
load ? wxOPEN : wxSAVE, 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);
}
// Parses the filterStr, returning the number of filters.
// Returns 0 if none or if there's a problem.
// filterStr is in the form: "All files (*.*)|*.*|JPEG Files (*.jpeg)|*.jpg"
int wxParseFileFilter(const wxString& filterStr,
wxArrayString& descriptions,
wxArrayString& filters)
int wxFileDialogBase::ParseWildcard(const wxString& filterStr,
wxArrayString& descriptions,
wxArrayString& filters)
{
descriptions.Clear();
filters.Clear();
@@ -290,5 +118,205 @@ int wxParseFileFilter(const wxString& filterStr,
return filters.GetCount();
}
wxString wxFileDialogBase::AppendExtension(const wxString &filePath,
const wxString &extensionList)
{
// strip off path, to avoid problems with "path.bar/foo"
wxString fileName = filePath.AfterLast(wxFILE_SEP_PATH);
// if fileName is of form "foo.bar" it's ok, return it
int idx_dot = fileName.Find(wxT('.'), TRUE);
if ((idx_dot != wxNOT_FOUND) && (idx_dot < (int)fileName.Len() - 1))
return filePath;
// get the first extension from extensionList, or all of it
wxString ext = extensionList.BeforeFirst(wxT(';'));
// if ext == "foo" or "foo." there's no extension
int idx_ext_dot = ext.Find(wxT('.'), TRUE);
if ((idx_ext_dot == wxNOT_FOUND) || (idx_ext_dot == (int)ext.Len() - 1))
return filePath;
else
ext = ext.AfterLast(wxT('.'));
// if ext == "*" or "bar*" or "b?r" or " " then its not valid
if ((ext.Find(wxT('*')) != wxNOT_FOUND) ||
(ext.Find(wxT('?')) != wxNOT_FOUND) ||
(ext.Strip(wxString::both).IsEmpty()))
return filePath;
// if fileName doesn't have a '.' then add one
if (filePath.Last() != wxT('.'))
ext = wxT(".") + ext;
return filePath + ext;
}
//----------------------------------------------------------------------------
// wxFileDialog convenience functions
//----------------------------------------------------------------------------
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)
{
// The defaultExtension, 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 filter is of form "All files (*)|*|..." set correct filter index
if((wxStrlen(defaultExtension) != 0) && (filter2.Find(wxT('|')) != wxNOT_FOUND))
{
int filterIndex = 0;
wxArrayString descriptions, filters;
// don't care about errors, handled already by wxFileDialog
(void)wxFileDialogBase::ParseWildcard(filter2, descriptions, filters);
for (size_t n=0; n<filters.GetCount(); n++)
{
if (filters[n].Contains(defaultExtension))
{
filterIndex = n;
break;
}
}
if (filterIndex > 0)
fileDialog.SetFilterIndex(filterIndex);
}
wxString filename;
if ( fileDialog.ShowModal() == wxID_OK )
{
filename = fileDialog.GetPath();
}
return filename;
}
//----------------------------------------------------------------------------
// wxFileSelectorEx
//----------------------------------------------------------------------------
wxString wxFileSelectorEx(const wxChar *title,
const wxChar *defaultDir,
const wxChar *defaultFileName,
int* defaultFilterIndex,
const wxChar *filter,
int flags,
wxWindow* parent,
int x,
int 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 )
{
if ( defaultFilterIndex )
*defaultFilterIndex = fileDialog.GetFilterIndex();
filename = fileDialog.GetPath();
}
return filename;
}
//----------------------------------------------------------------------------
// wxDefaultFileSelector - Generic 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);
wxString wild;
const wxChar *ext = extension;
if ( ext )
{
if ( *ext == wxT('.') )
ext++;
wild.Printf(wxT("*.%s"), ext);
}
else // no extension specified
{
wild = wxFileSelectorDefaultWildcardStr;
}
return wxFileSelector(prompt, NULL, default_name, ext, wild,
load ? wxOPEN : wxSAVE, parent);
}
//----------------------------------------------------------------------------
// wxLoadFileSelector
//----------------------------------------------------------------------------
WXDLLEXPORT wxString wxLoadFileSelector(const wxChar *what,
const wxChar *extension,
const wxChar *default_name,
wxWindow *parent)
{
return wxDefaultFileSelector(TRUE, what, extension, default_name, parent);
}
//----------------------------------------------------------------------------
// wxSaveFileSelector
//----------------------------------------------------------------------------
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