X-Git-Url: https://git.saurik.com/wxWidgets.git/blobdiff_plain/fa06876d15941852d27abcf92c86c1e536c3aaba..819f6fb9f01650b80f72462bd351be45122ef10e:/src/common/stream.cpp

diff --git a/src/common/stream.cpp b/src/common/stream.cpp
index 3230417f2c..e797ad3f67 100644
--- a/src/common/stream.cpp
+++ b/src/common/stream.cpp
@@ -576,10 +576,10 @@ wxFileOffset wxStreamBuffer::Seek(wxFileOffset pos, wxSeekMode mode)
             default:
                 wxFAIL_MSG( _T("invalid seek mode") );
 
-                return (wxFileOffset) wxInvalidOffset;
+                return wxInvalidOffset;
         }
         if (diff < 0 || diff > last_access)
-            return (wxFileOffset) wxInvalidOffset;
+            return wxInvalidOffset;
         SetIntPosition(diff);
         return diff;
     }
@@ -616,19 +616,19 @@ wxFileOffset wxStreamBuffer::Seek(wxFileOffset pos, wxSeekMode mode)
             return ret_off;
     }
 
-    return (wxFileOffset) wxInvalidOffset;
+    return wxInvalidOffset;
 }
 
 wxFileOffset wxStreamBuffer::Tell() const
 {
-    wxFileSize_t pos;
+    wxFileOffset pos;
 
     // ask the stream for position if we have a real one
     if ( m_stream )
     {
         pos = m_stream->OnSysTell();
         if ( pos == wxInvalidOffset )
-            return (wxFileOffset) wxInvalidOffset;
+            return wxInvalidOffset;
     }
     else // no associated stream
     {
@@ -657,16 +657,36 @@ wxStreamBase::~wxStreamBase()
 {
 }
 
+size_t wxStreamBase::GetSize() const
+{
+    wxFileOffset length = GetLength();
+    return length == wxInvalidOffset ? 0 : (size_t)length;
+}
+
 wxFileOffset wxStreamBase::OnSysSeek(wxFileOffset WXUNUSED(seek), wxSeekMode WXUNUSED(mode))
 {
-    return (wxFileOffset) wxInvalidOffset;
+    return wxInvalidOffset;
 }
 
 wxFileOffset wxStreamBase::OnSysTell() const
 {
-    return (wxFileOffset) wxInvalidOffset;
+    return wxInvalidOffset;
+}
+
+#if WXWIN_COMPATIBILITY_2_2
+
+wxStreamError wxStreamBase::LastError() const
+{
+    return m_lasterror;
+}
+
+size_t wxStreamBase::StreamSize() const
+{
+    return GetSize();
 }
 
+#endif // WXWIN_COMPATIBILITY_2_2
+
 // ----------------------------------------------------------------------------
 // wxInputStream
 // ----------------------------------------------------------------------------
@@ -889,7 +909,7 @@ wxFileOffset wxInputStream::SeekI(wxFileOffset pos, wxSeekMode mode)
 
 wxFileOffset wxInputStream::TellI() const
 {
-    wxFileSize_t pos = OnSysTell();
+    wxFileOffset pos = OnSysTell();
 
     if (pos != wxInvalidOffset)
         pos -= (m_wbacksize - m_wbackcur);
@@ -957,7 +977,7 @@ wxCountingOutputStream::wxCountingOutputStream ()
      m_currentPos = 0;
 }
 
-size_t wxCountingOutputStream::GetSize() const
+wxFileOffset wxCountingOutputStream::GetLength() const
 {
     return m_lastcount;
 }
@@ -990,7 +1010,7 @@ wxFileOffset wxCountingOutputStream::OnSysSeek(wxFileOffset pos, wxSeekMode mode
 
         default:
             wxFAIL_MSG( _T("invalid seek mode") );
-            return (wxFileOffset) wxInvalidOffset;
+            return wxInvalidOffset;
     }
 
     if (m_currentPos > m_lastcount)
@@ -1122,7 +1142,7 @@ wxFileOffset wxBufferedInputStream::SeekI(wxFileOffset pos, wxSeekMode mode)
 
 wxFileOffset wxBufferedInputStream::TellI() const
 {
-    wxFileSize_t pos = m_i_streambuf->Tell();
+    wxFileOffset pos = m_i_streambuf->Tell();
 
     if (pos != wxInvalidOffset)
         pos -= (m_wbacksize - m_wbackcur);
@@ -1179,6 +1199,13 @@ wxBufferedOutputStream::~wxBufferedOutputStream()
     delete m_o_streambuf;
 }
 
+bool wxBufferedOutputStream::Close()
+{
+    Sync();
+    return IsOk();
+}
+
+
 wxOutputStream& wxBufferedOutputStream::Write(const void *buffer, size_t size)
 {
     m_lastcount = 0;
@@ -1218,9 +1245,9 @@ wxFileOffset wxBufferedOutputStream::OnSysTell() const
     return m_parent_o_stream->TellO();
 }
 
-size_t wxBufferedOutputStream::GetSize() const
+wxFileOffset wxBufferedOutputStream::GetLength() const
 {
-   return m_parent_o_stream->GetSize() + m_o_streambuf->GetIntPosition();
+   return m_parent_o_stream->GetLength() + m_o_streambuf->GetIntPosition();
 }
 
 void wxBufferedOutputStream::SetOutputStreamBuffer(wxStreamBuffer *buffer)