changing to wxDC, so that wxGCDC can be used as well

[wxWidgets.git] / include / wx / string.h

diff --git a/include/wx/string.h b/include/wx/string.h
index 436a6831f4544ee00cf9a47362a0811afb060c33..7c4bf74d87aa025bde302d8118bca41c60ec80ed 100644 (file)
--- a/include/wx/string.h
+++ b/include/wx/string.h
@@ -380,8 +380,9 @@ protected:
 
 #if wxUSE_UNICODE_UTF8
 // see the comment near wxString::iterator for why we need this
-struct WXDLLIMPEXP_BASE wxStringIteratorNode
+class WXDLLIMPEXP_BASE wxStringIteratorNode
 {
+public:
     wxStringIteratorNode()
         : m_str(NULL), m_citer(NULL), m_iter(NULL), m_prev(NULL), m_next(NULL) {}
     wxStringIteratorNode(const wxString *str,
@@ -933,7 +934,7 @@ public:
   wxString(const wxString& stringSrc) : m_impl(stringSrc.m_impl) { }
 
     // string containing nRepeat copies of ch
-  wxString(wxUniChar ch, size_t nRepeat = 1)
+  wxString(wxUniChar ch, size_t nRepeat = 1 )
     { assign(nRepeat, ch); }
   wxString(size_t nRepeat, wxUniChar ch)
     { assign(nRepeat, ch); }
@@ -1087,19 +1088,25 @@ public:
 
   void resize(size_t nSize, wxUniChar ch = wxT('\0'))
   {
+    const size_t len = length();
+    if ( nSize == len)
+        return;
+
 #if wxUSE_UNICODE_UTF8
-    if ( !ch.IsAscii() )
+    if ( nSize < len )
     {
-        size_t len = length();
-        if ( nSize == len)
-            return;
-        else if ( nSize < len )
-            erase(nSize);
-        else
-            append(nSize - len, ch);
+        // we can't use wxStringImpl::resize() for truncating the string as it
+        // counts in bytes, not characters
+        erase(nSize);
+        return;
     }
+
+    // we also can't use (presumably more efficient) resize() if we have to
+    // append characters taking more than one byte
+    if ( !ch.IsAscii() )
+        append(nSize - len, ch);
     else
-#endif
+#endif // wxUSE_UNICODE_UTF8
         m_impl.resize(nSize, (wxStringCharType)ch);
   }
 
@@ -1365,11 +1372,7 @@ public:
 #if wxUSE_WCHAR_T
     const wxWCharBuffer wc_str(const wxMBConv& conv = wxConvLibc) const;
 #endif // wxUSE_WCHAR_T
-#ifdef __WXOSX__
-    const wxCharBuffer fn_str() const { return wxConvFile.cWC2WX( wc_str( wxConvLocal ) ); }
-#else
-    const wxChar* fn_str() const { return c_str(); }
-#endif
+    const wxCharBuffer fn_str() const { return wxConvFile.cWC2WX( wc_str( wxConvLibc ) ); }
 #endif // Unicode/ANSI
 
   // overloaded assignment
@@ -2584,12 +2587,6 @@ private:
 private:
   wxStringImpl m_impl;
 
-#ifdef __VISUALC__
-    // "struct 'ConvertedBuffer<T>' needs to have dll-interface to be used by
-    // clients of class 'wxString'" - this is private, we don't care
-    #pragma warning (disable:4251)
-#endif
-
   // buffers for compatibility conversion from (char*)c_str() and
   // (wchar_t*)c_str():
   // FIXME-UTF8: bechmark various approaches to keeping compatibility buffers
@@ -2618,10 +2615,6 @@ private:
   ConvertedBuffer<wchar_t> m_convertedToWChar;
 #endif
 
-#ifdef __VISUALC__
-    #pragma warning (default:4251)
-#endif
-
 #if wxUSE_UNICODE_UTF8
   // FIXME-UTF8: (try to) move this elsewhere (TLS) or solve differently
   //             assigning to character pointer to by wxString::interator may
@@ -2760,7 +2753,7 @@ private:
 #endif // !wxUSE_STL_BASED_WXSTRING
 
 template<typename T>
-class wxStringTypeBufferBase
+class WXDLLIMPEXP_BASE wxStringTypeBufferBase
 {
 public:
     typedef T CharType;
@@ -2778,7 +2771,7 @@ protected:
 };
 
 template<typename T>
-class wxStringTypeBufferLengthBase
+class WXDLLIMPEXP_BASE wxStringTypeBufferLengthBase
 {
 public:
     typedef T CharType;
@@ -2828,6 +2821,9 @@ public:
 };
 
 #if wxUSE_STL_BASED_WXSTRING
+
+WXDLLIMPEXP_TEMPLATE_INSTANCE_BASE( wxStringTypeBufferBase<wxStringCharType> )
+
 class wxStringInternalBuffer : public wxStringTypeBufferBase<wxStringCharType>
 {
 public:
@@ -2839,7 +2835,11 @@ public:
     DECLARE_NO_COPY_CLASS(wxStringInternalBuffer)
 };
 
-class wxStringInternalBufferLength : public wxStringTypeBufferLengthBase<wxStringCharType>
+WXDLLIMPEXP_TEMPLATE_INSTANCE_BASE(
+    wxStringTypeBufferLengthBase<wxStringCharType> )
+
+class wxStringInternalBufferLength
+    : public wxStringTypeBufferLengthBase<wxStringCharType>
 {
 public:
     wxStringInternalBufferLength(wxString& str, size_t lenWanted = 1024)
@@ -2868,6 +2868,9 @@ typedef wxStringInternalBufferLength          wxStringBufferLength;
 typedef wxStringInternalBuffer                wxUTF8StringBuffer;
 typedef wxStringInternalBufferLength          wxUTF8StringBufferLength;
 #elif wxUSE_UNICODE_WCHAR
+
+WXDLLIMPEXP_TEMPLATE_INSTANCE_BASE( wxStringTypeBufferBase<char> )
+
 class WXDLLIMPEXP_BASE wxUTF8StringBuffer : public wxStringTypeBufferBase<char>
 {
 public:
@@ -2878,6 +2881,8 @@ public:
     DECLARE_NO_COPY_CLASS(wxUTF8StringBuffer)
 };
 
+WXDLLIMPEXP_TEMPLATE_INSTANCE_BASE( wxStringTypeBufferLengthBase<char> )
+
 class WXDLLIMPEXP_BASE wxUTF8StringBufferLength
     : public wxStringTypeBufferLengthBase<char>
 {
@@ -3013,7 +3018,15 @@ WXDLLIMPEXP_BASE wxSTD ostream& operator<<(wxSTD ostream&, const wxCharBuffer&);
 WXDLLIMPEXP_BASE wxSTD ostream& operator<<(wxSTD ostream&, const wxWCharBuffer&);
 #endif
 
-#endif  // wxSTD_STRING_COMPATIBILITY
+#if wxUSE_UNICODE && defined(HAVE_WOSTREAM)
+
+WXDLLIMPEXP_BASE wxSTD wostream& operator<<(wxSTD wostream&, const wxString&);
+WXDLLIMPEXP_BASE wxSTD wostream& operator<<(wxSTD wostream&, const wxCStrData&);
+WXDLLIMPEXP_BASE wxSTD wostream& operator<<(wxSTD wostream&, const wxWCharBuffer&);
+
+#endif  // wxUSE_UNICODE && defined(HAVE_WOSTREAM)
+
+#endif  // wxUSE_STD_IOSTREAM
 
 // ---------------------------------------------------------------------------
 // wxCStrData implementation