From 25758297101c1b4be1164357efc60e69b1d1127a Mon Sep 17 00:00:00 2001
From: Stefan Csomor <csomor@advancedconcepts.ch>
Date: Sat, 15 May 2004 14:58:09 +0000
Subject: [PATCH] unicode conversion support for dataobjects

git-svn-id: https://svn.wxwidgets.org/svn/wx/wxWidgets/trunk@27290 c3d73ce0-8a6f-49c7-b76d-6d57e0e08775
---
 include/wx/dataobj.h       | 12 +++++++++
 src/common/dobjcmn.cpp     | 51 ++++++++++++++++++++++++++++++++++++++
 src/mac/carbon/dataobj.cpp | 13 ++++++++++
 3 files changed, 76 insertions(+)

diff --git a/include/wx/dataobj.h b/include/wx/dataobj.h
index 085487c62f..838f25f33b 100644
--- a/include/wx/dataobj.h
+++ b/include/wx/dataobj.h
@@ -345,6 +345,18 @@ public:
     virtual bool GetDataHere(void *buf) const { return GetDataHere(GetPreferredFormat(), buf); }
     virtual bool SetData(size_t len, const void *buf) { return SetData(GetPreferredFormat(), len, buf); }
 
+    size_t GetDataSize(const wxDataFormat& format) const;
+    bool GetDataHere(const wxDataFormat& format, void *pBuf) const;
+    bool SetData(const wxDataFormat& format, size_t nLen, const void* pBuf);
+#elif wxUSE_UNICODE && defined(__WXMAC__)
+    virtual size_t GetFormatCount(Direction WXUNUSED(dir) = Get) const { return 2; }
+    virtual void GetAllFormats(wxDataFormat *formats,
+                               wxDataObjectBase::Direction WXUNUSED(dir) = Get) const;
+
+    virtual size_t GetDataSize() const { return GetDataSize(GetPreferredFormat()); }
+    virtual bool GetDataHere(void *buf) const { return GetDataHere(GetPreferredFormat(), buf); }
+    virtual bool SetData(size_t len, const void *buf) { return SetData(GetPreferredFormat(), len, buf); }
+
     size_t GetDataSize(const wxDataFormat& format) const;
     bool GetDataHere(const wxDataFormat& format, void *pBuf) const;
     bool SetData(const wxDataFormat& format, size_t nLen, const void* pBuf);
diff --git a/src/common/dobjcmn.cpp b/src/common/dobjcmn.cpp
index c70c712265..3f145db321 100644
--- a/src/common/dobjcmn.cpp
+++ b/src/common/dobjcmn.cpp
@@ -282,6 +282,57 @@ bool wxTextDataObject::SetData(const wxDataFormat& format,
     return TRUE;
 }
 
+#elif wxUSE_UNICODE && defined(__WXMAC__)
+
+size_t wxTextDataObject::GetDataSize(const wxDataFormat& format) const
+{
+    if (format == wxDF_UNICODETEXT)
+    {
+        // host native is UTF16
+	    wxMBConvUTF16BE converter ;
+        wxCharBuffer buffer = converter.cWX2MB( GetText().c_str() );
+        return strlen( (const char*) buffer ) + 1;
+    }
+    else  // == wxDF_TEXT
+    {
+        wxCharBuffer buffer = wxConvLibc.cWX2MB( GetText().c_str() );
+        return strlen( (const char*) buffer ) + 1;
+    }
+}
+
+bool wxTextDataObject::GetDataHere(const wxDataFormat& format, void *buf) const
+{
+    if (format == wxDF_UNICODETEXT)
+    {
+        // host native is UTF16
+	    wxMBConvUTF16BE converter ;
+        wxCharBuffer buffer = converter.cWX2MB( GetText().c_str() );
+        strcpy( (char*) buf, (const char*) buffer );
+    }
+    else
+    {
+        wxCharBuffer buffer = wxConvLibc.cWX2MB( GetText().c_str() );
+        strcpy( (char*) buf, (const char*) buffer );
+    }
+    
+    return TRUE;
+}
+
+bool wxTextDataObject::SetData(const wxDataFormat& format,
+                               size_t WXUNUSED(len), const void *buf)
+{
+    if (format == wxDF_UNICODETEXT)
+    {
+        // host native is UTF16
+	    wxMBConvUTF16BE converter ;
+        SetText( converter.cMB2WX( (const char*) buf ) );
+    }
+    else
+        SetText( wxConvLibc.cMB2WX( (const char*) buf ) );
+ 
+    return TRUE;
+}
+
 #else
 
 size_t wxTextDataObject::GetDataSize() const
diff --git a/src/mac/carbon/dataobj.cpp b/src/mac/carbon/dataobj.cpp
index cc6f7df020..bec4f2bd60 100644
--- a/src/mac/carbon/dataobj.cpp
+++ b/src/mac/carbon/dataobj.cpp
@@ -166,6 +166,19 @@ bool wxDataObject::IsSupportedFormat(
     }
 }
 
+// ----------------------------------------------------------------------------
+// wxTextDataObject
+// ----------------------------------------------------------------------------
+
+#if wxUSE_UNICODE
+void wxTextDataObject::GetAllFormats(wxDataFormat *formats, wxDataObjectBase::Direction dir) const
+{
+    *formats++ = wxDataFormat( wxDF_TEXT );
+    *formats = wxDataFormat( wxDF_UNICODETEXT );
+}
+
+#endif
+
 // ----------------------------------------------------------------------------
 // wxFileDataObject
 // ----------------------------------------------------------------------------
-- 
2.45.2