From 671478ee469decd0576e0d27817bf92c6fb3632d Mon Sep 17 00:00:00 2001
From: Stefan Csomor <csomor@advancedconcepts.ch>
Date: Mon, 22 Aug 2005 08:46:08 +0000
Subject: [PATCH] adapting text object data handling along the GTK2 lines

git-svn-id: https://svn.wxwidgets.org/svn/wx/wxWidgets/trunk@35255 c3d73ce0-8a6f-49c7-b76d-6d57e0e08775
---
 src/common/dobjcmn.cpp | 60 +++++++++++++++++-------------------------
 1 file changed, 24 insertions(+), 36 deletions(-)

diff --git a/src/common/dobjcmn.cpp b/src/common/dobjcmn.cpp
index ff161cddf3..f6e84ec3fa 100644
--- a/src/common/dobjcmn.cpp
+++ b/src/common/dobjcmn.cpp
@@ -276,39 +276,30 @@ bool wxTextDataObject::SetData(const wxDataFormat& format,
 
 #elif wxUSE_UNICODE && defined(__WXMAC__)
 
+static wxMBConvUTF16 sUTF16Converter ;
+
+static inline wxMBConv& GetConv(const wxDataFormat& format)
+{
+    return format == wxDF_UNICODETEXT ? sUTF16Converter : (wxMBConv&) wxConvLocal;
+}
+
 size_t wxTextDataObject::GetDataSize(const wxDataFormat& format) const
 {
-    if (format == wxDF_UNICODETEXT)
-    {
-        // host native is UTF16
-        wxMBConvUTF16 converter ;
-        return converter.WC2MB( NULL , GetText().c_str() , 0 ) + 2; // add space for trailing unichar 0
-    }
-    else  // == wxDF_TEXT
-    {
-        wxCharBuffer buffer = wxConvLibc.cWX2MB( GetText().c_str() );
-        // in some cases "buffer" is null (e.g. Mac OS X)
-        return buffer ? strlen( (const char*) buffer ) + 1 : 0;
-    }
+    size_t len = GetConv(format).WC2MB( NULL , GetText().c_str() , 0 )  
+        + ( format == wxDF_UNICODETEXT ? 2 : 1 ) ;
+    return len ;
 }
 
 bool wxTextDataObject::GetDataHere(const wxDataFormat& format, void *buf) const
 {
-    if (format == wxDF_UNICODETEXT)
-    {
-        // host native is UTF16
-        wxMBConvUTF16 converter ;
-        size_t len = converter.WC2MB( NULL , GetText().c_str() , 0 ) ;
-        wxCharBuffer buffer = converter.cWX2MB( GetText().c_str() );
-        memcpy( (char*) buf, (const char*) buffer , len + 2); // trailing unichar 0
-    }
-    else
-    {
-        wxCharBuffer buffer = wxConvLibc.cWX2MB( GetText().c_str() );
-        // in some cases "buffer" is null (e.g. Mac OS X)
-        if (buffer)
-            strcpy( (char*) buf, (const char*) buffer );
-    }
+    wxCharBuffer buffer = GetConv(format).cWX2MB( GetText().c_str() );
+    if ( !buffer )
+        return false;
+
+    size_t len = GetConv(format).WC2MB( NULL , GetText().c_str() , 0 )  
+        + ( format == wxDF_UNICODETEXT ? 2 : 1 ) ;
+
+    memcpy( (char*) buf, (const char*) buffer , len ); // trailing (uni)char 0
 
     return true;
 }
@@ -316,15 +307,12 @@ bool wxTextDataObject::GetDataHere(const wxDataFormat& format, void *buf) const
 bool wxTextDataObject::SetData(const wxDataFormat& format,
                                size_t WXUNUSED(len), const void *buf)
 {
-    if (format == wxDF_UNICODETEXT)
-    {
-        // host native is UTF16
-        wxMBConvUTF16 converter ;
-        SetText( converter.cMB2WX( (const char*) buf ) );
-    }
-    else
-        SetText( wxConvLibc.cMB2WX( (const char*) buf ) );
-
+    wxWCharBuffer buffer = GetConv(format).cMB2WX((const char *)buf);
+    if ( !buffer )
+        return false;
+    
+    SetText(buffer);
+    
     return true;
 }
 
-- 
2.45.2