fix bug with not updating the last line correctly when a group was deleted and recrea...

[wxWidgets.git] / src / common / txtstrm.cpp

diff --git a/src/common/txtstrm.cpp b/src/common/txtstrm.cpp
index 404f31f59487225079a4444e63600310b5bda2a1..d2e08f5c8ffbe5f53cb707397a82af18739c7059 100644 (file)
--- a/src/common/txtstrm.cpp
+++ b/src/common/txtstrm.cpp
@@ -1,5 +1,5 @@
 ///////////////////////////////////////////////////////////////////////////////
-// Name:        txtstrm.cpp
+// Name:        src/common/txtstrm.cpp
 // Purpose:     Text stream classes
 // Author:      Guilhem Lavaux
 // Modified by:
@@ -9,10 +9,6 @@
 // Licence:     wxWindows licence
 /////////////////////////////////////////////////////////////////////////////
 
-#if defined(__GNUG__) && !defined(NO_GCC_PRAGMA)
-#pragma implementation "txtstrm.h"
-#endif
-
 // For compilers that support precompilation, includes "wx.h".
 #include "wx/wxprec.h"
 
@@ -39,8 +35,10 @@
 // ----------------------------------------------------------------------------
 
 #if wxUSE_UNICODE
-wxTextInputStream::wxTextInputStream(wxInputStream &s, const wxString &sep, wxMBConv& conv)
-  : m_input(s), m_separators(sep), m_conv(conv)
+wxTextInputStream::wxTextInputStream(wxInputStream &s,
+                                     const wxString &sep,
+                                     const wxMBConv& conv)
+  : m_input(s), m_separators(sep), m_conv(conv.Clone())
 {
     memset((void*)m_lastBytes, 0, 10);
 }
@@ -54,6 +52,9 @@ wxTextInputStream::wxTextInputStream(wxInputStream &s, const wxString &sep)
 
 wxTextInputStream::~wxTextInputStream()
 {
+#if wxUSE_UNICODE
+    delete m_conv;
+#endif // wxUSE_UNICODE
 }
 
 void wxTextInputStream::UngetLast()
@@ -70,29 +71,29 @@ wxChar wxTextInputStream::NextChar()
 #if wxUSE_UNICODE
     wxChar wbuf[2];
     memset((void*)m_lastBytes, 0, 10);
-    for(size_t inlen = 0; inlen < 9; inlen++) 
+    for(size_t inlen = 0; inlen < 9; inlen++)
     {
         // actually read the next character
         m_lastBytes[inlen] = m_input.GetC();
 
-        if(m_input.LastRead() <= 0) 
+        if(m_input.LastRead() <= 0)
             return wxEOT;
-        
-        int retlen = (int) m_conv.MB2WC(wbuf, m_lastBytes, 2); // returns -1 for failure
-        if(retlen >= 0) // res == 0 could happen for '\0' char
+
+        if ( m_conv->ToWChar(wbuf, WXSIZEOF(wbuf), m_lastBytes, inlen + 1)
+                != wxCONV_FAILED )
             return wbuf[0];
     }
     // there should be no encoding which requires more than nine bytes for one character...
     return wxEOT;
 #else
     m_lastBytes[0] = m_input.GetC();
-    
-    if(m_input.LastRead() <= 0) 
+
+    if(m_input.LastRead() <= 0)
         return wxEOT;
-    
+
     return m_lastBytes[0];
 #endif
-    
+
 }
 
 wxChar wxTextInputStream::NextNonSeparators()
@@ -112,18 +113,18 @@ wxChar wxTextInputStream::NextNonSeparators()
 
 bool wxTextInputStream::EatEOL(const wxChar &c)
 {
-    if (c == wxT('\n')) return TRUE; // eat on UNIX
+    if (c == wxT('\n')) return true; // eat on UNIX
 
     if (c == wxT('\r')) // eat on both Mac and DOS
     {
         wxChar c2 = NextChar();
-        if(c2 == wxEOT) return TRUE; // end of stream reached, had enough :-)
+        if(c2 == wxEOT) return true; // end of stream reached, had enough :-)
 
         if (c2 != wxT('\n')) UngetLast(); // Don't eat on Mac
-        return TRUE;
+        return true;
     }
 
-    return FALSE;
+    return false;
 }
 
 wxUint32 wxTextInputStream::Read32(int base)
@@ -132,7 +133,7 @@ wxUint32 wxTextInputStream::Read32(int base)
     if(!m_input) return 0;
 
     wxString word = ReadWord();
-    if(word.IsEmpty())
+    if(word.empty())
         return 0;
     return wxStrtoul(word.c_str(), 0, base);
 }
@@ -153,7 +154,7 @@ wxInt32 wxTextInputStream::Read32S(int base)
     if(!m_input) return 0;
 
     wxString word = ReadWord();
-    if(word.IsEmpty())
+    if(word.empty())
         return 0;
     return wxStrtol(word.c_str(), 0, base);
 }
@@ -172,16 +173,20 @@ double wxTextInputStream::ReadDouble()
 {
     if(!m_input) return 0;
     wxString word = ReadWord();
-    if(word.IsEmpty())
+    if(word.empty())
         return 0;
     return wxStrtod(word.c_str(), 0);
 }
 
+#if WXWIN_COMPATIBILITY_2_6
+
 wxString wxTextInputStream::ReadString()
 {
     return ReadLine();
 }
 
+#endif // WXWIN_COMPATIBILITY_2_6
+
 wxString wxTextInputStream::ReadLine()
 {
     wxString line;
@@ -191,9 +196,6 @@ wxString wxTextInputStream::ReadLine()
         wxChar c = NextChar();
         if(c == wxEOT)
             break;
-        
-        if ( !m_input )
-            break;
 
         if (EatEOL(c))
             break;
@@ -216,13 +218,13 @@ wxString wxTextInputStream::ReadWord()
         return word;
 
     word += c;
-    
+
     while ( !m_input.Eof() )
     {
         c = NextChar();
         if(c == wxEOT)
             break;
-            
+
         if (m_separators.Contains(c))
             break;
 
@@ -252,6 +254,17 @@ wxTextInputStream& wxTextInputStream::operator>>(char& c)
     return *this;
 }
 
+#if wxUSE_UNICODE && wxWCHAR_T_IS_REAL_TYPE
+
+wxTextInputStream& wxTextInputStream::operator>>(wchar_t& wc)
+{
+    wc = GetChar();
+
+    return *this;
+}
+
+#endif // wxUSE_UNICODE
+
 wxTextInputStream& wxTextInputStream::operator>>(wxInt16& i)
 {
     i = (wxInt16)Read16();
@@ -291,8 +304,10 @@ wxTextInputStream& wxTextInputStream::operator>>(float& f)
 
 
 #if wxUSE_UNICODE
-wxTextOutputStream::wxTextOutputStream(wxOutputStream& s, wxEOL mode, wxMBConv& conv)
-  : m_output(s), m_conv(conv)
+wxTextOutputStream::wxTextOutputStream(wxOutputStream& s,
+                                       wxEOL mode,
+                                       const wxMBConv& conv)
+  : m_output(s), m_conv(conv.Clone())
 #else
 wxTextOutputStream::wxTextOutputStream(wxOutputStream& s, wxEOL mode)
   : m_output(s)
@@ -313,6 +328,9 @@ wxTextOutputStream::wxTextOutputStream(wxOutputStream& s, wxEOL mode)
 
 wxTextOutputStream::~wxTextOutputStream()
 {
+#if wxUSE_UNICODE
+    delete m_conv;
+#endif // wxUSE_UNICODE
 }
 
 void wxTextOutputStream::SetMode(wxEOL mode)
@@ -341,7 +359,7 @@ void wxTextOutputStream::Write32(wxUint32 i)
 void wxTextOutputStream::Write16(wxUint16 i)
 {
     wxString str;
-    str.Printf(wxT("%u"), i);
+    str.Printf(wxT("%u"), (unsigned)i);
 
     WriteString(str);
 }
@@ -349,7 +367,7 @@ void wxTextOutputStream::Write16(wxUint16 i)
 void wxTextOutputStream::Write8(wxUint8 i)
 {
     wxString str;
-    str.Printf(wxT("%u"), i);
+    str.Printf(wxT("%u"), (unsigned)i);
 
     WriteString(str);
 }
@@ -395,17 +413,26 @@ void wxTextOutputStream::WriteString(const wxString& string)
         }
 
         out << c;
-   }
+    }
 
-    // We must not write the trailing NULL here
 #if wxUSE_UNICODE
-    wxCharBuffer buffer = m_conv.cWC2MB( out );
-    m_output.Write( (const char*) buffer, strlen( (const char*) buffer ) );
+    wxCharBuffer buffer = m_conv->cWC2MB(out, out.length(), &len);
+    m_output.Write(buffer, len);
 #else
     m_output.Write(out.c_str(), out.length() );
 #endif
 }
 
+wxTextOutputStream& wxTextOutputStream::PutChar(wxChar c)
+{
+#if wxUSE_UNICODE
+    WriteString( wxString(&c, *m_conv, 1) );
+#else
+    WriteString( wxString(&c, wxConvLocal, 1) );
+#endif
+    return *this;
+}
+
 wxTextOutputStream& wxTextOutputStream::operator<<(const wxChar *string)
 {
     WriteString( wxString(string) );
@@ -421,18 +448,20 @@ wxTextOutputStream& wxTextOutputStream::operator<<(const wxString& string)
 wxTextOutputStream& wxTextOutputStream::operator<<(char c)
 {
     WriteString( wxString::FromAscii(c) );
-    
+
     return *this;
 }
 
-#if wxUSE_WCHAR_T && wxWCHAR_T_IS_REAL_TYPE
+#if wxUSE_UNICODE && wxWCHAR_T_IS_REAL_TYPE
 
 wxTextOutputStream& wxTextOutputStream::operator<<(wchar_t wc)
 {
-    WriteString( wxString(&wc, m_conv, 1) );
+    WriteString( wxString(&wc, *m_conv, 1) );
+
+    return *this;
 }
 
-#endif // wxUSE_WCHAR_T
+#endif // wxUSE_UNICODE
 
 wxTextOutputStream& wxTextOutputStream::operator<<(wxInt16 c)
 {
@@ -484,7 +513,7 @@ wxTextOutputStream& wxTextOutputStream::operator<<(float f)
 
 wxTextOutputStream &endl( wxTextOutputStream &stream )
 {
-    return stream << wxT('\n');
+    return stream.PutChar(wxT('\n'));
 }
 
 #endif