Small cursor improvements

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

diff --git a/include/wx/string.h b/include/wx/string.h
index d4f428f0859c3c9e0835f73209488ac99c750867..c3992d5f47e02dd591bf12229fee884f52675d78 100644 (file)
--- a/include/wx/string.h
+++ b/include/wx/string.h
@@ -66,6 +66,7 @@ const unsigned int wxSTRING_MAXLEN = UINT_MAX - 100;
 
 // 'naughty' cast
 #define   WXSTRINGCAST (wxChar *)(const wxChar *)
+#define   WXCSTRINGCAST (wxChar *)(const wxChar *)
 #define   MBSTRINGCAST (char *)(const char *)
 #define   WCSTRINGCAST (wchar_t *)(const wchar_t *)
 
@@ -169,29 +170,15 @@ struct WXDLLEXPORT wxStringData
 // ---------------------------------------------------------------------------
 // types of multibyte<->Unicode conversions
 // ---------------------------------------------------------------------------
+#if wxUSE_WCHAR_T
 class WXDLLEXPORT wxMBConv
 {
  public:
   virtual size_t MB2WC(wchar_t *buf, const char *psz, size_t n) const;
   virtual size_t WC2MB(char *buf, const wchar_t *psz, size_t n) const;
-  const wxWCharBuffer cMB2WC(const char *psz) const
-    {
-      if (psz) {
-        size_t nLen = MB2WC((wchar_t *) NULL, psz, 0);
-        wxWCharBuffer buf(nLen);
-        MB2WC(WCSTRINGCAST buf, psz, nLen);
-        return buf;
-      } else return wxWCharBuffer((wchar_t *) NULL);
-    }
-  const wxCharBuffer cWC2MB(const wchar_t *psz) const
-    {
-      if (psz) {
-        size_t nLen = WC2MB((char *) NULL, psz, 0);
-        wxCharBuffer buf(nLen);
-        WC2MB(MBSTRINGCAST buf, psz, nLen);
-        return buf;
-      } else return wxCharBuffer((char *) NULL);
-    }
+  // No longer inline since BC++ complains.
+  const wxWCharBuffer cMB2WC(const char *psz) const;
+  const wxCharBuffer cWC2MB(const wchar_t *psz) const;
 #if wxUSE_UNICODE
   const wxWCharBuffer cMB2WX(const char *psz) const { return cMB2WC(psz); }
   const wxCharBuffer cWX2MB(const wchar_t *psz) const { return cWC2MB(psz); }
@@ -204,7 +191,8 @@ class WXDLLEXPORT wxMBConv
   const wxWCharBuffer cWX2WC(const char *psz) const { return cMB2WC(psz); }
 #endif
 };
-WXDLLEXPORT_DATA(extern wxMBConv) wxConv_libc;
+WXDLLEXPORT_DATA(extern wxMBConv) wxConvLibc;
+#define wxConv_libc wxConvLibc
 
 #define wxANOTHER_MBCONV(type) \
 class type : public wxMBConv { \
@@ -213,11 +201,14 @@ class type : public wxMBConv { \
   virtual size_t WC2MB(char *buf, const wchar_t *psz, size_t n) const; \
 }
 
-WXDLLEXPORT_DATA(extern wxANOTHER_MBCONV(wxMBConv_file)) wxConv_file;
-WXDLLEXPORT_DATA(extern wxANOTHER_MBCONV(wxMBConv_UTF7)) wxConv_UTF7;
-WXDLLEXPORT_DATA(extern wxANOTHER_MBCONV(wxMBConv_UTF8)) wxConv_UTF8;
-#if defined(__WXGTK__) && (GTK_MINOR_VERSION > 0)
-    WXDLLEXPORT_DATA(extern wxANOTHER_MBCONV(wxMBConv_gdk)) wxConv_gdk;
+WXDLLEXPORT_DATA(extern wxANOTHER_MBCONV(wxMBConvFile)) wxConvFile;
+#define wxConv_file wxConvFile
+WXDLLEXPORT_DATA(extern wxANOTHER_MBCONV(wxMBConvUTF7)) wxConvUTF7;
+WXDLLEXPORT_DATA(extern wxANOTHER_MBCONV(wxMBConvUTF8)) wxConvUTF8;
+#define wxConv_UTF8 wxConvUTF8
+#if defined(__WXGTK12__)
+    WXDLLEXPORT_DATA(extern wxANOTHER_MBCONV(wxMBConvGdk)) wxConvGdk;
+    #define wxConv_gdk wxConvGdk
 #endif // GTK > 1.0
 
 class wxCharacterSet;
@@ -236,9 +227,11 @@ class WXDLLEXPORT wxCSConv : public wxMBConv
   virtual size_t WC2MB(char *buf, const wchar_t *psz, size_t n) const;
 };
 
-WXDLLEXPORT_DATA(extern wxCSConv) wxConv_local;
+WXDLLEXPORT_DATA(extern wxCSConv) wxConvLocal;
+#define wxConv_local wxConvLocal
 
-WXDLLEXPORT_DATA(extern wxMBConv *) wxConv_current;
+WXDLLEXPORT_DATA(extern wxMBConv *) wxConvCurrent;
+#define wxConv_current wxConvCurrent
 
 // filenames are multibyte on Unix and probably widechar on Windows?
 #if defined(__UNIX__) || defined(__BORLANDC__)
@@ -248,12 +241,26 @@ WXDLLEXPORT_DATA(extern wxMBConv *) wxConv_current;
 #endif
 
 #if wxMBFILES
-#define wxFNCONV(name) wxConv_file.cWX2MB(name)
+#define wxFNCONV(name) wxConvFile.cWX2MB(name)
 #define FNSTRINGCAST MBSTRINGCAST
 #else
 #define wxFNCONV(name) name
 #define FNSTRINGCAST WXSTRINGCAST
 #endif
+#else//!wxUSE_WCHAR_T
+class WXDLLEXPORT wxMBConv {
+public:
+  const char* cMB2WX(const char *psz) const { return psz; }
+  const char* cWX2MB(const char *psz) const { return psz; }
+};
+WXDLLEXPORT_DATA(extern wxMBConv) wxConvLibc, wxConvFile;
+#define wxConv_libc wxConvLibc
+#define wxConv_file wxConvFile
+WXDLLEXPORT_DATA(extern wxMBConv *) wxConvCurrent;
+#define wxConv_current wxConvCurrent
+#define wxFNCONV(name) name
+#define FNSTRINGCAST WXSTRINGCAST
+#endif//wxUSE_WCHAR_T
 
 // ---------------------------------------------------------------------------
 // This is (yet another one) String class for C++ programmers. It doesn't use
@@ -359,7 +366,7 @@ public:
     // from multibyte string
     // (NB: nLength is right now number of Unicode characters, not
     //  characters in psz! So try not to use it yet!)
-  wxString(const char *psz, wxMBConv& conv = wxConv_libc, size_t nLength = wxSTRING_MAXLEN);
+  wxString(const char *psz, wxMBConv& conv = wxConvLibc, size_t nLength = wxSTRING_MAXLEN);
     // from wxWCharBuffer (i.e. return from wxGetString)
   wxString(const wxWCharBuffer& psz)
     { InitWith(psz, 0, wxSTRING_MAXLEN); }
@@ -370,8 +377,10 @@ public:
     // from multibyte string
   wxString(const char *psz, wxMBConv& WXUNUSED(conv), size_t nLength = wxSTRING_MAXLEN)
     { InitWith(psz, 0, nLength); }
+#if wxUSE_WCHAR_T
     // from wide (Unicode) string
   wxString(const wchar_t *pwz);
+#endif
     // from wxCharBuffer
   wxString(const wxCharBuffer& psz)
     { InitWith(psz, 0, wxSTRING_MAXLEN); }
@@ -451,23 +460,27 @@ public:
     operator const wxChar*() const { return m_pchData; }
     // explicit conversion to C string (use this with printf()!)
     const wxChar* c_str()   const { return m_pchData; }
+    // (and this with [wx]Printf()!)
+    const wxChar* wx_str()  const { return m_pchData; }
     //
     const wxChar* GetData() const { return m_pchData; }
 #if wxUSE_UNICODE
-    const wxCharBuffer mb_str(wxMBConv& conv = wxConv_libc) const { return conv.cWC2MB(m_pchData); }
-    const wxChar* wc_str(wxMBConv& WXUNUSED(conv) = wxConv_libc) const { return m_pchData; }
+    const wxCharBuffer mb_str(wxMBConv& conv = wxConvLibc) const { return conv.cWC2MB(m_pchData); }
+    const wxChar* wc_str(wxMBConv& WXUNUSED(conv) = wxConvLibc) const { return m_pchData; }
 #if wxMBFILES
-    const wxCharBuffer fn_str() const { return mb_str(wxConv_file); }
+    const wxCharBuffer fn_str() const { return mb_str(wxConvFile); }
 #else
     const wxChar* fn_str() const { return m_pchData; }
 #endif
 #else
-    const wxChar* mb_str(wxMBConv& WXUNUSED(conv) = wxConv_libc ) const { return m_pchData; }
+    const wxChar* mb_str(wxMBConv& WXUNUSED(conv) = wxConvLibc ) const { return m_pchData; }
+#if wxUSE_WCHAR_T
     const wxWCharBuffer wc_str(wxMBConv& conv) const { return conv.cMB2WC(m_pchData); }
+#endif
     const wxChar* fn_str() const { return m_pchData; }
 #endif
     // for convenience
-    const wxWX2MBbuf mbc_str() const { return mb_str(*wxConv_current); }
+    const wxWX2MBbuf mbc_str() const { return mb_str(*wxConvCurrent); }
 
   // overloaded assignment
     // from another wxString
@@ -482,8 +495,10 @@ public:
 #else
     // from another kind of C string
   wxString& operator=(const unsigned char* psz);
+#if wxUSE_WCHAR_T
     // from a wide string
   wxString& operator=(const wchar_t *pwz);
+#endif
     // from wxCharBuffer
   wxString& operator=(const wxCharBuffer& psz) { return operator=((const char *)psz); }
 #endif
@@ -821,32 +836,37 @@ public:
 
     // find first/last occurence of any character in the set
 
-    //
-  size_t find_first_of(const wxString& str, size_t nStart = 0) const;
-    //
+    // as strpbrk() but starts at nStart, returns npos if not found
+  size_t find_first_of(const wxString& str, size_t nStart = 0) const
+    { return find_first_of(str.c_str(), nStart); }
+    // same as above
   size_t find_first_of(const wxChar* sz, size_t nStart = 0) const;
     // same as find(char, size_t)
-  size_t find_first_of(wxChar c, size_t nStart = 0) const;
-    //
-  size_t find_last_of (const wxString& str, size_t nStart = npos) const;
-    //
-  size_t find_last_of (const wxChar* s, size_t nStart = npos) const;
-    // same as rfind(char, size_t)
-  size_t find_last_of (wxChar c, size_t nStart = npos) const;
+  size_t find_first_of(wxChar c, size_t nStart = 0) const
+    { return find(c, nStart); }
+    // find the last (starting from nStart) char from str in this string
+  size_t find_last_of (const wxString& str, size_t nStart = npos) const
+    { return find_last_of(str.c_str(), nStart); }
+    // same as above
+  size_t find_last_of (const wxChar* sz, size_t nStart = npos) const;
+    // same as above
+  size_t find_last_of(wxChar c, size_t nStart = npos) const
+    { return rfind(c, nStart); }
 
     // find first/last occurence of any character not in the set
 
-    //
-  size_t find_first_not_of(const wxString& str, size_t nStart = 0) const;
-    //
-  size_t find_first_not_of(const wxChar* s, size_t nStart = 0) const;
-    //
+    // as strspn() (starting from nStart), returns npos on failure
+  size_t find_first_not_of(const wxString& str, size_t nStart = 0) const
+    { return find_first_not_of(str.c_str(), nStart); }
+    // same as above
+  size_t find_first_not_of(const wxChar* sz, size_t nStart = 0) const;
+    // same as above
   size_t find_first_not_of(wxChar ch, size_t nStart = 0) const;
-    //
+    //  as strcspn()
   size_t find_last_not_of(const wxString& str, size_t nStart=npos) const;
-    //
-  size_t find_last_not_of(const wxChar* s, size_t nStart = npos) const;
-    //
+    // same as above
+  size_t find_last_not_of(const wxChar* sz, size_t nStart = npos) const;
+    // same as above
   size_t find_last_not_of(wxChar ch, size_t nStart = npos) const;
 
     // All compare functions return -1, 0 or 1 if the [sub]string is less,