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allow passing wx[W]CharBuffer to wx vararg templates

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git-svn-id: https://svn.wxwidgets.org/svn/wx/wxWidgets/trunk@45099 c3d73ce0-8a6f-49c7-b76d-6d57e0e08775
This commit is contained in:
Václav Slavík 2007-03-28 18:03:26 +00:00
parent a7ea63e21f
commit 359bd4d1a2
3 changed files with 41 additions and 0 deletions
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17
include/wx/strvararg.h
View File

@ -161,6 +161,23 @@ struct wxArgNormalizer<wchar_t*> : public wxArgNormalizer<const wchar_t*>
#endif // wxUSE_UNICODE_WCHAR / !wxUSE_UNICODE_WCHAR && wxUSE_WCHAR_T
// versions for passing wx[W]CharBuffer:
template<>
struct WXDLLIMPEXP_BASE wxArgNormalizer<wxCharBuffer>
: public wxArgNormalizer<const char*>
{
wxArgNormalizer(const wxCharBuffer& buf);
};
template<>
struct WXDLLIMPEXP_BASE wxArgNormalizer<wxWCharBuffer>
: public wxArgNormalizer<const wchar_t*>
{
wxArgNormalizer(const wxWCharBuffer& buf);
};
// NB: The vararg emulation code is limited to 30 arguments at the moment.
// If you need more, you need to
// 1) increase the value of _WX_VARARG_MAX_ARGS

13
src/common/strvararg.cpp
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@ -77,3 +77,16 @@ const char *wxArgNormalizer<const wchar_t*>::get() const
}
#endif // wxUSE_UNICODE_WCHAR / !wxUSE_UNICODE_WCHAR && wxUSE_WCHAR_T
// FIXME-UTF8: move this to the header once it's possible to include buffer.h
// without including wxcrt.h
wxArgNormalizer<wxCharBuffer>::wxArgNormalizer(const wxCharBuffer& buf)
: wxArgNormalizer<const char*>(buf.data())
{
}
wxArgNormalizer<wxWCharBuffer>::wxArgNormalizer(const wxWCharBuffer& buf)
: wxArgNormalizer<const wchar_t*>(buf.data())
{
}

11
tests/strings/vararg.cpp
View File

@ -53,15 +53,26 @@ void VarArgTestCase::StringPrintf()
{
wxString s, s2;
// test passing literals:
s.Printf("%s %i", "foo", 42);
CPPUNIT_ASSERT( s == "foo 42" );
s.Printf("%s %s %i", _T("bar"), "=", 11);
// test passing c_str():
CPPUNIT_ASSERT( s == "bar = 11" );
s2.Printf("(%s)", s.c_str());
CPPUNIT_ASSERT( s2 == "(bar = 11)" );
s2.Printf(_T("[%s](%s)"), s.c_str(), "str");
CPPUNIT_ASSERT( s2 == "[bar = 11](str)" );
// test passing wxString directly:
s2.Printf(_T("[%s](%s)"), s, "str");
CPPUNIT_ASSERT( s2 == "[bar = 11](str)" );
// test passing wxCharBufferType<T>:
s = "FooBar";
s2.Printf(_T("(%s)"), s.mb_str());
CPPUNIT_ASSERT( s2 == "(FooBar)" );
s2.Printf(_T("value=%s;"), s.wc_str());
CPPUNIT_ASSERT( s2 == "value=FooBar;" );
}