]> git.saurik.com Git - wxWidgets.git/blobdiff - src/common/datstrm.cpp
Allow wx parents a chance to handle events fired by non-wx children. (i.e. wxActiveX...
[wxWidgets.git] / src / common / datstrm.cpp
index 5112d93f6bcd7c1aa04cfd8debe83c2a8f225229..0a02f17e8f677dd2843a5ab9d672f9b8695ceec7 100644 (file)
@@ -2,17 +2,13 @@
 // Name:        datstrm.cpp
 // Purpose:     Data stream classes
 // Author:      Guilhem Lavaux
-// Modified by:
+// Modified by: Mickael Gilabert
 // Created:     28/06/98
 // RCS-ID:      $Id$
-// Copyright:   (c) Guilhem Lavaux 
-// Licence:    wxWindows license
+// Copyright:   (c) Guilhem Lavaux
+// Licence:     wxWindows licence
 /////////////////////////////////////////////////////////////////////////////
 
-#ifdef __GNUG__
-#pragma implementation "datstrm.h"
-#endif
-
 // For compilers that support precompilation, includes "wx.h".
 #include "wx/wxprec.h"
 
 #if wxUSE_STREAMS
 
 #include "wx/datstrm.h"
+#include "wx/math.h"
 
 // ---------------------------------------------------------------------------
 // wxDataInputStream
 // ---------------------------------------------------------------------------
 
+#if wxUSE_UNICODE
+wxDataInputStream::wxDataInputStream(wxInputStream& s, wxMBConv& conv)
+  : m_input(&s), m_be_order(false), m_conv(conv)
+#else
 wxDataInputStream::wxDataInputStream(wxInputStream& s)
-  : m_input(&s), m_be_order(FALSE)
+  : m_input(&s), m_be_order(false)
+#endif
 {
 }
 
-wxDataInputStream::~wxDataInputStream()
+wxUint64 wxDataInputStream::Read64()
 {
+  wxUint64 i64;
+
+  m_input->Read(&i64, 8);
+
+  if (m_be_order)
+    return wxUINT64_SWAP_ON_LE(i64);
+  else
+    return wxUINT64_SWAP_ON_BE(i64);
 }
 
 wxUint32 wxDataInputStream::Read32()
@@ -69,16 +79,13 @@ wxUint8 wxDataInputStream::Read8()
   return (wxUint8)buf;
 }
 
-// Must be at global scope for VC++ 5
-extern "C" double ConvertFromIeeeExtended(const unsigned char *bytes);
-
 double wxDataInputStream::ReadDouble()
 {
 #if wxUSE_APPLE_IEEE
   char buf[10];
 
   m_input->Read(buf, 10);
-  return ConvertFromIeeeExtended((unsigned char *)buf);
+  return ConvertFromIeeeExtended((const wxInt8 *)buf);
 #else
   return 0.0;
 #endif
@@ -86,22 +93,106 @@ double wxDataInputStream::ReadDouble()
 
 wxString wxDataInputStream::ReadString()
 {
-  wxString wx_string;
-  char *string;
-  unsigned long len;
+  size_t len;
 
   len = Read32();
-  string = new char[len+1];
 
-  m_input->Read(string, len);
+  if (len > 0)
+  {
+#if wxUSE_UNICODE
+    wxCharBuffer tmp(len + 1);
+    m_input->Read(tmp.data(), len);
+    tmp.data()[len] = '\0';
+    wxString ret(m_conv.cMB2WX(tmp.data()));
+#else
+    wxString ret;
+    m_input->Read( wxStringBuffer(ret, len), len);
+#endif
+    return ret;
+  }
+  else
+    return wxEmptyString;
+}
+
+void wxDataInputStream::Read64(wxUint64 *buffer, size_t size)
+{
+  m_input->Read(buffer, size * 8);
+
+  if (m_be_order)
+  {
+    for (wxUint32 i=0; i<size; i++)
+    {
+      wxUint64 v = wxUINT64_SWAP_ON_LE(*buffer);
+      *(buffer++) = v;
+    }
+  }
+  else
+  {
+    for (wxUint32 i=0; i<size; i++)
+    {
+      wxUint64 v = wxUINT64_SWAP_ON_BE(*buffer);
+      *(buffer++) = v;
+    }
+  }
+}
+
+void wxDataInputStream::Read32(wxUint32 *buffer, size_t size)
+{
+    m_input->Read(buffer, size * 4);
+
+    if (m_be_order)
+    {
+        for (wxUint32 i=0; i<size; i++)
+        {
+            wxUint32 v = wxUINT32_SWAP_ON_LE(*buffer);
+            *(buffer++) = v;
+        }
+    }
+    else
+    {
+        for (wxUint32 i=0; i<size; i++)
+        {
+            wxUint32 v = wxUINT32_SWAP_ON_BE(*buffer);
+            *(buffer++) = v;
+        }
+    }
+}
+
+void wxDataInputStream::Read16(wxUint16 *buffer, size_t size)
+{
+  m_input->Read(buffer, size * 2);
+
+  if (m_be_order)
+  {
+    for (wxUint32 i=0; i<size; i++)
+    {
+      wxUint16 v = wxUINT16_SWAP_ON_LE(*buffer);
+      *(buffer++) = v;
+    }
+  }
+  else
+  {
+    for (wxUint32 i=0; i<size; i++)
+    {
+      wxUint16 v = wxUINT16_SWAP_ON_BE(*buffer);
+      *(buffer++) = v;
+    }
+  }
+}
 
-  string[len] = 0;
-  wx_string = string;
-  delete string;
+void wxDataInputStream::Read8(wxUint8 *buffer, size_t size)
+{
+  m_input->Read(buffer, size);
+}
 
-  return wx_string;
+void wxDataInputStream::ReadDouble(double *buffer, size_t size)
+{
+  for (wxUint32 i=0; i<size; i++)
+  {
+    *(buffer++) = ReadDouble();
+  }
 }
-  
+
 wxDataInputStream& wxDataInputStream::operator>>(wxString& s)
 {
   s = ReadString();
@@ -144,6 +235,12 @@ wxDataInputStream& wxDataInputStream::operator>>(wxUint32& i)
   return *this;
 }
 
+wxDataInputStream& wxDataInputStream::operator>>(wxUint64& i)
+{
+  i = Read64();
+  return *this;
+}
+
 wxDataInputStream& wxDataInputStream::operator>>(double& i)
 {
   i = ReadDouble();
@@ -160,13 +257,25 @@ wxDataInputStream& wxDataInputStream::operator>>(float& f)
 // wxDataOutputStream
 // ---------------------------------------------------------------------------
 
+#if wxUSE_UNICODE
+wxDataOutputStream::wxDataOutputStream(wxOutputStream& s, wxMBConv& conv)
+  : m_output(&s), m_be_order(false), m_conv(conv)
+#else
 wxDataOutputStream::wxDataOutputStream(wxOutputStream& s)
-  : m_output(&s)
+  : m_output(&s), m_be_order(false)
+#endif
 {
 }
 
-wxDataOutputStream::~wxDataOutputStream()
+void wxDataOutputStream::Write64(wxUint64 i)
 {
+  wxUint64 i64;
+
+  if (m_be_order)
+    i64 = wxUINT64_SWAP_ON_LE(i);
+  else
+    i64 = wxUINT64_SWAP_ON_BE(i);
+  m_output->Write(&i64, 8);
 }
 
 void wxDataOutputStream::Write32(wxUint32 i)
@@ -199,27 +308,111 @@ void wxDataOutputStream::Write8(wxUint8 i)
 
 void wxDataOutputStream::WriteString(const wxString& string)
 {
+#if wxUSE_UNICODE
+  const wxWX2MBbuf buf = string.mb_str(m_conv);
+#else
   const wxWX2MBbuf buf = string.mb_str();
-  Write32(string.Length());
-  m_output->Write(buf, string.Len());
+#endif
+  size_t len = strlen(buf);
+  Write32(len);
+  if (len > 0)
+      m_output->Write(buf, len);
 }
 
-// Must be at global scope for VC++ 5
-extern "C" void ConvertToIeeeExtended(double num, unsigned char *bytes);
-
 void wxDataOutputStream::WriteDouble(double d)
 {
   char buf[10];
 
 #if wxUSE_APPLE_IEEE
-  ConvertToIeeeExtended(d, (unsigned char *)buf);
+  ConvertToIeeeExtended(d, (wxInt8 *)buf);
 #else
-#  pragma warning "wxDataOutputStream::WriteDouble() not using IeeeExtended - will not work!"
- buf[0] = '\0';
+#if !defined(__VMS__) && !defined(__GNUG__)
+# pragma warning "wxDataOutputStream::WriteDouble() not using IeeeExtended - will not work!"
+#endif
+   buf[0] = '\0';
 #endif
   m_output->Write(buf, 10);
 }
 
+void wxDataOutputStream::Write64(const wxUint64 *buffer, size_t size)
+{
+  if (m_be_order)
+  {
+    for (wxUint32 i=0; i<size ;i++)
+    {
+      wxUint64 i64 = wxUINT64_SWAP_ON_LE(*buffer);
+      buffer++;
+      m_output->Write(&i64, 8);
+    }
+  }
+  else
+  {
+    for (wxUint32 i=0; i<size ;i++)
+    {
+      wxUint64 i64 = wxUINT64_SWAP_ON_BE(*buffer);
+      buffer++;
+      m_output->Write(&i64, 8);
+    }
+  }
+}
+
+void wxDataOutputStream::Write32(const wxUint32 *buffer, size_t size)
+{
+  if (m_be_order)
+  {
+    for (wxUint32 i=0; i<size ;i++)
+    {
+      wxUint32 i32 = wxUINT32_SWAP_ON_LE(*buffer);
+      buffer++;
+      m_output->Write(&i32, 4);
+    }
+  }
+  else
+  {
+    for (wxUint32 i=0; i<size ;i++)
+    {
+      wxUint32 i32 = wxUINT32_SWAP_ON_BE(*buffer);
+      buffer++;
+      m_output->Write(&i32, 4);
+    }
+  }
+}
+
+void wxDataOutputStream::Write16(const wxUint16 *buffer, size_t size)
+{
+  if (m_be_order)
+  {
+    for (wxUint32 i=0; i<size ;i++)
+    {
+      wxUint16 i16 = wxUINT16_SWAP_ON_LE(*buffer);
+      buffer++;
+      m_output->Write(&i16, 2);
+    }
+  }
+  else
+  {
+    for (wxUint32 i=0; i<size ;i++)
+    {
+      wxUint16 i16 = wxUINT16_SWAP_ON_BE(*buffer);
+      buffer++;
+      m_output->Write(&i16, 2);
+    }
+  }
+}
+
+void wxDataOutputStream::Write8(const wxUint8 *buffer, size_t size)
+{
+  m_output->Write(buffer, size);
+}
+
+void wxDataOutputStream::WriteDouble(const double *buffer, size_t size)
+{
+  for (wxUint32 i=0; i<size; i++)
+  {
+    WriteDouble(*(buffer++));
+  }
+}
+
 wxDataOutputStream& wxDataOutputStream::operator<<(const wxChar *string)
 {
   Write32(wxStrlen(string));
@@ -227,7 +420,7 @@ wxDataOutputStream& wxDataOutputStream::operator<<(const wxChar *string)
   return *this;
 }
 
-wxDataOutputStream& wxDataOutputStream::operator<<(wxString& string)
+wxDataOutputStream& wxDataOutputStream::operator<<(const wxString& string)
 {
   WriteString(string);
   return *this;
@@ -269,6 +462,12 @@ wxDataOutputStream& wxDataOutputStream::operator<<(wxUint32 i)
   return *this;
 }
 
+wxDataOutputStream& wxDataOutputStream::operator<<(wxUint64 i)
+{
+  Write64(i);
+  return *this;
+}
+
 wxDataOutputStream& wxDataOutputStream::operator<<(double f)
 {
   WriteDouble(f);
@@ -283,4 +482,4 @@ wxDataOutputStream& wxDataOutputStream::operator<<(float f)
 
 #endif
   // wxUSE_STREAMS
-  
+