AuroraMiddleware/wxWidgets
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Add wxFilterClassFactory::PopExtension().

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git-svn-id: https://svn.wxwidgets.org/svn/wx/wxWidgets/trunk@42477 c3d73ce0-8a6f-49c7-b76d-6d57e0e08775
This commit is contained in:
Michael Wetherell 2006-10-26 22:43:15 +00:00
parent 12811c1c3b
commit a8d2cf4e70
2 changed files with 27 additions and 14 deletions
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3
include/wx/stream.h
View File

@ -346,6 +346,7 @@ public:
virtual wxFilterOutputStream *NewStream(wxOutputStream *stream) const = 0;
wxString GetProtocol() const { return wxString(*GetProtocols()); }
wxString PopExtension(const wxString& location) const;
virtual const wxChar * const *GetProtocols(wxStreamProtocolType type
= wxSTREAM_PROTOCOL) const = 0;
@ -370,6 +371,8 @@ protected:
wxFilterClassFactory& operator=(const wxFilterClassFactory&)
{ return *this; }
wxString::size_type FindExtension(const wxChar *location) const;
private:
static wxFilterClassFactory *sm_first;
wxFilterClassFactory *m_next;

38
src/common/stream.cpp
View File

@ -1113,27 +1113,37 @@ IMPLEMENT_ABSTRACT_CLASS(wxFilterClassFactory, wxObject)
wxFilterClassFactory *wxFilterClassFactory::sm_first = NULL;
wxString wxFilterClassFactory::PopExtension(const wxString& location) const
{
return location.substr(0, FindExtension(location));
}
wxString::size_type wxFilterClassFactory::FindExtension(const wxChar *location) const
{
size_t len = wxStrlen(location);
for (const wxChar *const *p = GetProtocols(wxSTREAM_FILEEXTENSION);
p && *p;
p++)
{
size_t l = wxStrlen(*p);
if (l <= len && wxStrcmp(*p, location + len - l) == 0)
return len - l;
}
return wxString::npos;
}
bool wxFilterClassFactory::CanHandle(const wxChar *protocol,
wxStreamProtocolType type) const
{
if (type == wxSTREAM_FILEEXTENSION)
{
size_t len = wxStrlen(protocol);
for (const wxChar * const *p = GetProtocols(type); p && *p; p++)
{
size_t l = wxStrlen(*p);
if (l <= len && wxStrcmp(*p, protocol + len - l) == 0)
return true;
}
}
return FindExtension(protocol) != wxString::npos;
else
{
for (const wxChar * const *p = GetProtocols(type); p && *p; p++)
for (const wxChar *const *p = GetProtocols(type); p && *p; p++)
if (wxStrcmp(*p, protocol) == 0)
return true;
}
return false;
}