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more stream-like insertion operators

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git-svn-id: https://svn.wxwidgets.org/svn/wx/wxWidgets/trunk@5260 c3d73ce0-8a6f-49c7-b76d-6d57e0e08775
This commit is contained in:
Vadim Zeitlin
2000-01-05 16:38:12 +00:00
parent 479cd5de40
commit 3ce65f6c9b
2 changed files with 17 additions and 30 deletions
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20
include/wx/string.h
View File

@@ -280,7 +280,9 @@ private:
//
// try `s << i' or `s.Printf("%d", i)' instead
wxString(int);
wxString(unsigned int);
wxString(long);
wxString(unsigned long);
public:
// constructors and destructor
@@ -530,11 +532,23 @@ public:
// stream-like functions
// insert an int into string
wxString& operator<<(int i);
wxString& operator<<(int i)
{ return (*this) << Format(_T("%d"), i); }
// insert an unsigned int into string
wxString& operator<<(unsigned int ui)
{ return (*this) << Format(_T("%u"), ui); }
// insert a long into string
wxString& operator<<(long l)
{ return (*this) << Format(_T("%ld"), l); }
// insert an unsigned long into string
wxString& operator<<(unsigned long ul)
{ return (*this) << Format(_T("%lu"), ul); }
// insert a float into string
wxString& operator<<(float f);
wxString& operator<<(float f)
{ return (*this) << Format(_T("%f"), f); }
// insert a double into string
wxString& operator<<(double d);
wxString& operator<<(double d)
{ return (*this) << Format(_T("%g"), d); }
// string comparison
// case-sensitive comparison (returns a value < 0, = 0 or > 0)

27
src/common/string.cpp
View File

@@ -1076,33 +1076,6 @@ bool wxString::ToDouble(double *val) const
return !*end && (end != start);
}
// ---------------------------------------------------------------------------
// stream-like operators
// ---------------------------------------------------------------------------
wxString& wxString::operator<<(int i)
{
wxString res;
res.Printf(wxT("%d"), i);
return (*this) << res;
}
wxString& wxString::operator<<(float f)
{
wxString res;
res.Printf(wxT("%f"), f);
return (*this) << res;
}
wxString& wxString::operator<<(double d)
{
wxString res;
res.Printf(wxT("%g"), d);
return (*this) << res;
}
// ---------------------------------------------------------------------------
// formatted output
// ---------------------------------------------------------------------------