Don't create multiple parent-less top level frames in layout sample.

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

diff --git a/include/wx/datstrm.h b/include/wx/datstrm.h
index f379d8a5c650835e151636bb861e5d44dc6dcdd6..3a6136fe4b22903e6d53562bde3b9bc4e32db03f 100644 (file)
--- a/include/wx/datstrm.h
+++ b/include/wx/datstrm.h
@@ -1,5 +1,5 @@
 /////////////////////////////////////////////////////////////////////////////
 /////////////////////////////////////////////////////////////////////////////

-// Name:        datstrm.h
+// Name:        wx/datstrm.h

 // Purpose:     Data stream classes
 // Author:      Guilhem Lavaux
 // Modified by: Mickael Gilabert
 // Purpose:     Data stream classes
 // Author:      Guilhem Lavaux
 // Modified by: Mickael Gilabert


@@ -18,15 +18,64 @@
 
 #if wxUSE_STREAMS
 
 
 #if wxUSE_STREAMS
 

-class WXDLLIMPEXP_BASE wxDataInputStream
+// Common wxDataInputStream and wxDataOutputStream parameters.
+class WXDLLIMPEXP_BASE wxDataStreamBase

 {
 public:
 {
 public:

+    void BigEndianOrdered(bool be_order) { m_be_order = be_order; }
+
+    // By default we use extended precision (80 bit) format for both float and
+    // doubles. Call this function to switch to alternative representation in
+    // which IEEE 754 single precision (32 bits) is used for floats and double
+    // precision (64 bits) is used for doubles.
+    void UseBasicPrecisions()
+    {
+#if wxUSE_APPLE_IEEE
+        m_useExtendedPrecision = false;
+#endif // wxUSE_APPLE_IEEE
+    }
+
+    // UseExtendedPrecision() is not very useful as it corresponds to the
+    // default value, only call it in your code if you want the compilation
+    // fail with the error when using wxWidgets library compiled without
+    // extended precision support.
+#if wxUSE_APPLE_IEEE
+    void UseExtendedPrecision()
+    {
+        m_useExtendedPrecision = true;
+    }
+#endif // wxUSE_APPLE_IEEE
+
+#if wxUSE_UNICODE
+    void SetConv( const wxMBConv &conv );
+    wxMBConv *GetConv() const { return m_conv; }
+#endif
+
+protected:
+    // Ctor and dtor are both protected, this class is never used directly but
+    // only by its derived classes.
+    wxDataStreamBase(const wxMBConv& conv);
+    ~wxDataStreamBase();
+
+
+    bool m_be_order;
+
+#if wxUSE_APPLE_IEEE
+    bool m_useExtendedPrecision;
+#endif // wxUSE_APPLE_IEEE
+

 #if wxUSE_UNICODE
 #if wxUSE_UNICODE

-    wxDataInputStream(wxInputStream& s, const wxMBConv& conv = wxConvUTF8 );
-#else
-    wxDataInputStream(wxInputStream& s);
+    wxMBConv *m_conv;

 #endif
 #endif

-    ~wxDataInputStream();
+
+    wxDECLARE_NO_COPY_CLASS(wxDataStreamBase);
+};
+
+
+class WXDLLIMPEXP_BASE wxDataInputStream : public wxDataStreamBase
+{
+public:
+    wxDataInputStream(wxInputStream& s, const wxMBConv& conv = wxConvUTF8);

 
     bool IsOk() { return m_input->IsOk(); }
 
 
     bool IsOk() { return m_input->IsOk(); }
 


@@ -40,6 +89,7 @@ public:
     wxUint16 Read16();
     wxUint8 Read8();
     double ReadDouble();
     wxUint16 Read16();
     wxUint8 Read8();
     double ReadDouble();

+    float ReadFloat();

     wxString ReadString();
 
 #if wxHAS_INT64
     wxString ReadString();
 
 #if wxHAS_INT64


@@ -58,6 +108,7 @@ public:
     void Read16(wxUint16 *buffer, size_t size);
     void Read8(wxUint8 *buffer, size_t size);
     void ReadDouble(double *buffer, size_t size);
     void Read16(wxUint16 *buffer, size_t size);
     void Read8(wxUint8 *buffer, size_t size);
     void ReadDouble(double *buffer, size_t size);

+    void ReadFloat(float *buffer, size_t size);

 
     wxDataInputStream& operator>>(wxString& s);
     wxDataInputStream& operator>>(wxInt8& c);
 
     wxDataInputStream& operator>>(wxString& s);
     wxDataInputStream& operator>>(wxInt8& c);


@@ -74,35 +125,19 @@ public:
     wxDataInputStream& operator>>(wxULongLong& i);
     wxDataInputStream& operator>>(wxLongLong& i);
 #endif
     wxDataInputStream& operator>>(wxULongLong& i);
     wxDataInputStream& operator>>(wxLongLong& i);
 #endif

-    wxDataInputStream& operator>>(double& i);
+    wxDataInputStream& operator>>(double& d);

     wxDataInputStream& operator>>(float& f);
 
     wxDataInputStream& operator>>(float& f);
 

-    void BigEndianOrdered(bool be_order) { m_be_order = be_order; }
-    
-#if wxUSE_UNICODE
-    void SetConv( const wxMBConv &conv );
-    wxMBConv *GetConv() const { return m_conv; }
-#endif
-

 protected:
     wxInputStream *m_input;
 protected:
     wxInputStream *m_input;

-    bool m_be_order;
-#if wxUSE_UNICODE
-    wxMBConv *m_conv;
-#endif

 
     wxDECLARE_NO_COPY_CLASS(wxDataInputStream);
 };
 
 
     wxDECLARE_NO_COPY_CLASS(wxDataInputStream);
 };
 

-class WXDLLIMPEXP_BASE wxDataOutputStream
+class WXDLLIMPEXP_BASE wxDataOutputStream : public wxDataStreamBase

 {
 public:
 {
 public:

-#if wxUSE_UNICODE
-    wxDataOutputStream(wxOutputStream& s, const wxMBConv& conv = wxConvUTF8 );
-#else
-    wxDataOutputStream(wxOutputStream& s);
-#endif
-    ~wxDataOutputStream();
+    wxDataOutputStream(wxOutputStream& s, const wxMBConv& conv = wxConvUTF8);

 
     bool IsOk() { return m_output->IsOk(); }
 
 
     bool IsOk() { return m_output->IsOk(); }
 


@@ -118,6 +153,7 @@ public:
     void Write16(wxUint16 i);
     void Write8(wxUint8 i);
     void WriteDouble(double d);
     void Write16(wxUint16 i);
     void Write8(wxUint8 i);
     void WriteDouble(double d);

+    void WriteFloat(float f);

     void WriteString(const wxString& string);
 
 #if wxHAS_INT64
     void WriteString(const wxString& string);
 
 #if wxHAS_INT64


@@ -136,6 +172,7 @@ public:
     void Write16(const wxUint16 *buffer, size_t size);
     void Write8(const wxUint8 *buffer, size_t size);
     void WriteDouble(const double *buffer, size_t size);
     void Write16(const wxUint16 *buffer, size_t size);
     void Write8(const wxUint8 *buffer, size_t size);
     void WriteDouble(const double *buffer, size_t size);

+    void WriteFloat(const float *buffer, size_t size);

 
     wxDataOutputStream& operator<<(const wxString& string);
     wxDataOutputStream& operator<<(wxInt8 c);
 
     wxDataOutputStream& operator<<(const wxString& string);
     wxDataOutputStream& operator<<(wxInt8 c);


@@ -152,22 +189,11 @@ public:
     wxDataOutputStream& operator<<(const wxULongLong &i);
     wxDataOutputStream& operator<<(const wxLongLong &i);
 #endif
     wxDataOutputStream& operator<<(const wxULongLong &i);
     wxDataOutputStream& operator<<(const wxLongLong &i);
 #endif

-    wxDataOutputStream& operator<<(double f);
+    wxDataOutputStream& operator<<(double d);

     wxDataOutputStream& operator<<(float f);
 
     wxDataOutputStream& operator<<(float f);
 

-    void BigEndianOrdered(bool be_order) { m_be_order = be_order; }
-
-#if wxUSE_UNICODE
-    void SetConv( const wxMBConv &conv );
-    wxMBConv *GetConv() const { return m_conv; }
-#endif
-

 protected:
     wxOutputStream *m_output;
 protected:
     wxOutputStream *m_output;

-    bool m_be_order;
-#if wxUSE_UNICODE
-    wxMBConv *m_conv;
-#endif

 
     wxDECLARE_NO_COPY_CLASS(wxDataOutputStream);
 };
 
     wxDECLARE_NO_COPY_CLASS(wxDataOutputStream);
 };