X-Git-Url: https://git.saurik.com/wxWidgets.git/blobdiff_plain/89360a8c873add3f68e05191d9311cc10a49442d..3be926e348e2d0a3a2c278b9f2cff7843971e0c9:/include/wx/stringimpl.h

diff --git a/include/wx/stringimpl.h b/include/wx/stringimpl.h
index b680b52cf1..a3f82ca74f 100644
--- a/include/wx/stringimpl.h
+++ b/include/wx/stringimpl.h
@@ -23,7 +23,8 @@
 // ----------------------------------------------------------------------------
 
 #include "wx/defs.h"        // everybody should include this
-#include "wx/wxchar.h"      // for wxChar, wxStrlen() etc.
+#include "wx/chartype.h"    // for wxChar
+#include "wx/wxcrt.h"       // for wxStrlen() etc.
 
 #include <stdlib.h>
 
@@ -42,6 +43,10 @@
 
 // global pointer to empty string
 extern WXDLLIMPEXP_DATA_BASE(const wxChar*) wxEmptyString;
+#if wxUSE_UNICODE_UTF8
+// FIXME-UTF8: we should have only one wxEmptyString
+extern WXDLLIMPEXP_DATA_BASE(const wxStringCharType*) wxEmptyStringImpl;
+#endif
 
 
 // ----------------------------------------------------------------------------
@@ -57,17 +62,20 @@ extern WXDLLIMPEXP_DATA_BASE(const wxChar*) wxEmptyString;
 #include <string>
 #include "wx/afterstd.h"
 
+#ifdef HAVE_STD_WSTRING
+    typedef std::wstring wxStdWideString;
+#else
+    typedef std::basic_string<wchar_t> wxStdWideString;
+#endif
+
 #if wxUSE_UNICODE_WCHAR
-    #ifdef HAVE_STD_WSTRING
-        typedef std::wstring wxStdString;
-    #else
-        typedef std::basic_string<wxChar> wxStdString;
-    #endif
+    typedef wxStdWideString wxStdString;
 #else
     typedef std::string wxStdString;
 #endif
 
-#endif // need <string>
+#endif // wxUSE_STL_BASED_WXSTRING || wxUSE_STD_STRING
+
 
 #if wxUSE_STL_BASED_WXSTRING
 
@@ -97,8 +105,8 @@ struct WXDLLIMPEXP_BASE wxStringData
   size_t  nDataLength,  // actual string length
           nAllocLength; // allocated memory size
 
-  // mimics declaration 'wxChar data[nAllocLength]'
-  wxChar* data() const { return (wxChar*)(this + 1); }
+  // mimics declaration 'wxStringCharType data[nAllocLength]'
+  wxStringCharType* data() const { return (wxStringCharType*)(this + 1); }
 
   // empty string has a special ref count so it's never deleted
   bool  IsEmpty()   const { return (nRefs == -1); }
@@ -143,7 +151,11 @@ protected:
   // string (re)initialization functions
     // initializes the string to the empty value (must be called only from
     // ctors, use Reinit() otherwise)
+#if wxUSE_UNICODE_UTF8
+  void Init() { m_pchData = (wxStringCharType *)wxEmptyStringImpl; } // FIXME-UTF8
+#else
   void Init() { m_pchData = (wxStringCharType *)wxEmptyString; }
+#endif
     // initializes the string with (a part of) C-string
   void InitWith(const wxStringCharType *psz, size_t nPos = 0, size_t nLen = npos);
     // as Init, but also frees old data
@@ -313,6 +325,17 @@ public:
     // take everything between start and end
   wxStringImpl(const_iterator start, const_iterator end);
 
+
+    // ctor from and conversion to std::string
+#if wxUSE_STD_STRING
+  wxStringImpl(const wxStdString& impl)
+      { InitWith(impl.c_str(), 0, impl.length()); }
+
+  operator wxStdString() const
+      { return wxStdString(c_str(), length()); }
+#endif
+
+
     // dtor is not virtual, this class must not be inherited from!
   ~wxStringImpl()
   {
@@ -378,7 +401,7 @@ public:
     { ConcatSelf(str.length(), str.c_str()); return *this; }
     // append first n (or all if n == npos) characters of sz
   wxStringImpl& append(const wxStringCharType *sz)
-    { ConcatSelf(wxStrlen(sz), sz); return *this; }
+    { ConcatSelf(Strsize(sz), sz); return *this; }
   wxStringImpl& append(const wxStringCharType *sz, size_t n)
     { ConcatSelf(n, sz); return *this; }
     // append n copies of ch
@@ -395,7 +418,7 @@ public:
     { clear(); return append(str, pos, n); }
     // same as `= first n (or all if n == npos) characters of sz'
   wxStringImpl& assign(const wxStringCharType *sz)
-    { clear(); return append(sz, wxStrlen(sz)); }
+    { clear(); return append(sz, Strsize(sz)); }
   wxStringImpl& assign(const wxStringCharType *sz, size_t n)
     { clear(); return append(sz, n); }
     // same as `= n copies of ch'
@@ -430,9 +453,9 @@ public:
     // insert first n (or all if n == npos) characters of sz
   wxStringImpl& insert(size_t nPos, const wxStringCharType *sz, size_t n = npos);
     // insert n copies of ch
-  wxStringImpl& insert(size_t nPos, size_t n, wxStringCharType ch)// FIXME-UTF8: tricky
+  wxStringImpl& insert(size_t nPos, size_t n, wxStringCharType ch)
     { return insert(nPos, wxStringImpl(n, ch)); }
-  iterator insert(iterator it, wxStringCharType ch) // FIXME-UTF8: tricky
+  iterator insert(iterator it, wxStringCharType ch)
     { size_t idx = it - begin(); insert(idx, 1, ch); return begin() + idx; }
   void insert(iterator it, const_iterator first, const_iterator last)
     { insert(it - begin(), first, last - first); }
@@ -518,11 +541,16 @@ public:
       // string += char
   wxStringImpl& operator+=(wxStringCharType ch) { return append(1, ch); }
 
-#if !wxUSE_UNICODE_UTF8
   // helpers for wxStringBuffer and wxStringBufferLength
   wxStringCharType *DoGetWriteBuf(size_t nLen);
   void DoUngetWriteBuf();
   void DoUngetWriteBuf(size_t nLen);
+
+private:
+#if wxUSE_UNICODE_UTF8
+  static size_t Strsize(const wxStringCharType *s) { return strlen(s); }
+#else
+  static size_t Strsize(const wxStringCharType *s) { return wxStrlen(s); }
 #endif
 
   friend class WXDLLIMPEXP_BASE wxString;