a more easy to use version of wxGetHomeDir() added

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

diff --git a/include/wx/string.h b/include/wx/string.h
index 535b48f81c9a2e250c379f509cbf25e7f34be8c6..29be6c677036cb01ece4225420b36dca423cd135 100644 (file)
--- a/include/wx/string.h
+++ b/include/wx/string.h
@@ -156,6 +156,15 @@ inline int WXDLLEXPORT Stricmp(const char *psz1, const char *psz2)
 #endif  // OS/compiler
 }
 
+// wxSnprintf() is like snprintf() if it's available and sprintf() (always
+// available, but dangerous!) if not
+extern int WXDLLEXPORT wxSnprintf(wxChar *buf, size_t len,
+                                  const wxChar *format, ...);
+
+// and wxVsnprintf() is like vsnprintf() or vsprintf()
+extern int WXDLLEXPORT wxVsnprintf(wxChar *buf, size_t len,
+                                   const wxChar *format, va_list argptr);
+
 // return an empty wxString
 class WXDLLEXPORT wxString; // not yet defined
 inline const wxString& wxGetEmptyString() { return *(wxString *)&wxEmptyString; }
@@ -302,7 +311,7 @@ public:
   wxString(const unsigned char* psz, size_t nLength = wxSTRING_MAXLEN)
     { InitWith((const char*)psz, 0, nLength); }
     // from multibyte string
-  wxString(const char *psz, wxMBConv& WXUNUSED(conv), size_t nLength = wxSTRING_MAXLEN)
+  wxString(const char *psz, wxMBConv& WXUNUSED(conv) , size_t nLength = wxSTRING_MAXLEN)
     { InitWith(psz, 0, nLength); }
 
 #if wxUSE_WCHAR_T
@@ -370,21 +379,27 @@ public:
     wxChar& Last()
       { wxASSERT( !IsEmpty() ); CopyBeforeWrite(); return m_pchData[Len()-1]; }
 
-    // under Unix it is tested with configure, assume it works on other
-    // platforms (there might be overloading problems if size_t and int are
-    // the same type)
-#if !defined(__UNIX__) || wxUSE_SIZE_T_STRING_OPERATOR
     // operator version of GetChar
     wxChar  operator[](size_t n) const
       { ASSERT_VALID_INDEX( n ); return m_pchData[n]; }
-#endif
 
     // operator version of GetChar
     wxChar  operator[](int n) const
       { ASSERT_VALID_INDEX( n ); return m_pchData[n]; }
-    // operator version of GetWritableChar
+#ifdef __alpha__
+    // operator version of GetChar
+    wxChar  operator[](unsigned int n) const
+      { ASSERT_VALID_INDEX( n ); return m_pchData[n]; }
+#endif
+    
+    // operator version of GetWriteableChar
     wxChar& operator[](size_t n)
       { ASSERT_VALID_INDEX( n ); CopyBeforeWrite(); return m_pchData[n]; }
+#ifdef __alpha__
+    // operator version of GetWriteableChar
+    wxChar&  operator[](unsigned int n)
+      { ASSERT_VALID_INDEX( n ); CopyBeforeWrite(); return m_pchData[n]; }
+#endif
 
     // implicit conversion to C string
     operator const wxChar*() const { return m_pchData; }
@@ -573,7 +588,7 @@ public:
       // remove spaces from left or from right (default) side
   wxString& Trim(bool bFromRight = TRUE);
       // add nCount copies chPad in the beginning or at the end (default)
-  wxString& Pad(size_t nCount, wxChar chPad = T(' '), bool bFromRight = TRUE);
+  wxString& Pad(size_t nCount, wxChar chPad = wxT(' '), bool bFromRight = TRUE);
       // truncate string to given length
   wxString& Truncate(size_t uiLen);
 
@@ -685,11 +700,13 @@ public:
     // return the maximum size of the string
   size_t max_size() const { return wxSTRING_MAXLEN; }
     // resize the string, filling the space with c if c != 0
-  void resize(size_t nSize, wxChar ch = T('\0'));
+  void resize(size_t nSize, wxChar ch = wxT('\0'));
     // delete the contents of the string
   void clear() { Empty(); }
     // returns true if the string is empty
   bool empty() const { return IsEmpty(); }
+    // inform string about planned change in size
+  void reserve(size_t size) { Alloc(size); }
 
   // lib.string.access
     // return the character at position n
@@ -869,8 +886,9 @@ public:
                                  const wxString& second);
 
   // constructors and destructor
-    // default ctor
-  wxArrayString();
+    // default ctor: if autoSort is TRUE, the array is always sorted (in
+    // alphabetical order)
+  wxArrayString(bool autoSort = FALSE);
     // copy ctor
   wxArrayString(const wxArrayString& array);
     // assignment operator
@@ -911,8 +929,9 @@ public:
     // sensitive (default). Returns index of the first item matched or
     // wxNOT_FOUND
   int  Index (const wxChar *sz, bool bCase = TRUE, bool bFromEnd = FALSE) const;
-    // add new element at the end
-  void Add(const wxString& str);
+    // add new element at the end (if the array is not sorted), return its
+    // index
+  size_t Add(const wxString& str);
     // add new element at given position
   void Insert(const wxString& str, size_t uiIndex);
     // remove first item matching this value
@@ -927,16 +946,30 @@ public:
     // sort array elements using specified comparaison function
   void Sort(CompareFunction compareFunction);
 
+protected:
+  void Copy(const wxArrayString& src);  // copies the contents of another array
+
 private:
-  void    Grow();     // makes array bigger if needed
-  void    Free();     // free the string stored
+  void Grow();                          // makes array bigger if needed
+  void Free();                          // free all the strings stored
 
-  void    DoSort();   // common part of all Sort() variants
+  void DoSort();                        // common part of all Sort() variants
 
   size_t  m_nSize,    // current size of the array
           m_nCount;   // current number of elements
 
-  wxChar  **m_pItems;   // pointer to data
+  wxChar  **m_pItems; // pointer to data
+
+  bool    m_autoSort; // if TRUE, keep the array always sorted
+};
+
+class WXDLLEXPORT wxSortedArrayString : public wxArrayString
+{
+public:
+  wxSortedArrayString() : wxArrayString(TRUE)
+    { }
+  wxSortedArrayString(const wxArrayString& array) : wxArrayString(TRUE)
+    { Copy(array); }
 };
 
 // ---------------------------------------------------------------------------
@@ -1026,7 +1059,8 @@ inline wxString WXDLLEXPORT operator+(const wxCharBuffer& buf, const wxString& s
 
 #include "wx/ioswrap.h"
 
-WXDLLEXPORT istream& operator>>(istream& is, wxString& str);
+WXDLLEXPORT istream& operator>>(istream&, wxString&);
+WXDLLEXPORT ostream& operator<<(ostream&, const wxString&);
 
 #endif  // wxSTD_STRING_COMPATIBILITY