From bbf3f6c3e74e218b131dad46b3f29511d8c27867 Mon Sep 17 00:00:00 2001
From: hobbs <hobbs>
Date: Tue, 11 Nov 2003 18:21:48 +0000
Subject:         * macosx/tkMacOSXClipboard.c (TkSuspendClipboard,
 TkSelGetSelection):         add unicode clipboard support. [Patch #840107]
 (senn)

---
 ChangeLog                  |  5 +++++
 macosx/tkMacOSXClipboard.c | 53 +++++++++++++++++++++++++++++++++++++++++-----
 2 files changed, 53 insertions(+), 5 deletions(-)

diff --git a/ChangeLog b/ChangeLog
index 4262f06..5514506 100644
--- a/ChangeLog
+++ b/ChangeLog
@@ -1,3 +1,8 @@
+2003-11-11  Jeff Hobbs  <jeffh@ActiveState.com>
+
+	* macosx/tkMacOSXClipboard.c (TkSuspendClipboard, TkSelGetSelection):
+	add unicode clipboard support. [Patch #840107] (senn)
+	
 2003-11-10  Jeff Hobbs  <jeffh@ActiveState.com>
 
 	* win/configure:
diff --git a/macosx/tkMacOSXClipboard.c b/macosx/tkMacOSXClipboard.c
index 26fde2a..76bf710 100644
--- a/macosx/tkMacOSXClipboard.c
+++ b/macosx/tkMacOSXClipboard.c
@@ -9,7 +9,7 @@
  * See the file "license.terms" for information on usage and redistribution
  * of this file, and for a DISCLAIMER OF ALL WARRANTIES.
  *
- * RCS: @(#) $Id: tkMacOSXClipboard.c,v 1.3 2003/05/10 19:43:08 wolfsuit Exp $
+ * RCS: @(#) $Id: tkMacOSXClipboard.c,v 1.4 2003/11/11 18:21:48 hobbs Exp $
  */
 
 #include "tkInt.h"
@@ -72,8 +72,37 @@ TkSelGetSelection(
                 " GetCurrentScrap failed.", (char *) NULL);
             return TCL_ERROR;
         }
-        
-        err=GetScrapFlavorSize(scrapRef,'TEXT',&length);
+
+	/*
+	 * Try UNICODE first
+	 */
+        err = GetScrapFlavorSize(scrapRef, kScrapFlavorTypeUnicode, &length);
+        if (err == noErr && length > 0) {
+	    Tcl_DString ds;
+	    char *data;
+
+	    buf = (char *) ckalloc(length + 2);
+	    buf[length] = 0;
+	    buf[length+1] = 0; /* 2-byte unicode null */
+	    err = GetScrapFlavorData(scrapRef, kScrapFlavorTypeUnicode,
+		    &length, buf);
+	    if (err == noErr) {
+		Tcl_DStringInit(&ds);
+		Tcl_UniCharToUtfDString((Tcl_UniChar *)buf,
+			Tcl_UniCharLen((Tcl_UniChar *)buf), &ds);
+		for (data = Tcl_DStringValue(&ds); *data != '\0'; data++) {
+		    if (*data == '\r') {
+			*data = '\n';
+		    }
+		}
+		result = (*proc)(clientData, interp, Tcl_DStringValue(&ds));
+		Tcl_DStringFree(&ds);
+		ckfree(buf);
+		return result;
+	    }
+	}
+
+        err = GetScrapFlavorSize(scrapRef, 'TEXT', &length);
         if (err != noErr) {
             Tcl_AppendResult(interp, Tk_GetAtomName(tkwin, selection),
                 " GetScrapFlavorSize failed.", (char *) NULL);
@@ -287,6 +316,7 @@ TkSuspendClipboard()
     }
     if (targetPtr != NULL) {
         Tcl_DString encodedText;
+	Tcl_DString unicodedText;	  
 
         length = 0;
         for (cbPtr = targetPtr->firstBufferPtr; cbPtr != NULL;
@@ -310,9 +340,22 @@ TkSuspendClipboard()
 
         ClearCurrentScrap();
         GetCurrentScrap(&scrapRef);
-        Tcl_UtfToExternalDString(TkMacOSXCarbonEncoding, buffer, length, &encodedText);
-        PutScrapFlavor(scrapRef, 'TEXT', 0, Tcl_DStringLength(&encodedText), Tcl_DStringValue(&encodedText) );
+        Tcl_UtfToExternalDString(TkMacOSXCarbonEncoding, buffer,
+		length, &encodedText);
+        PutScrapFlavor(scrapRef, 'TEXT', 0, Tcl_DStringLength(&encodedText),
+		Tcl_DStringValue(&encodedText));
         Tcl_DStringFree(&encodedText);
+
+	/*
+	 * Also put unicode data on scrap
+	 */
+	Tcl_DStringInit(&unicodedText);
+	Tcl_UtfToUniCharDString(buffer, length, &unicodedText);
+	PutScrapFlavor(scrapRef, kScrapFlavorTypeUnicode, 0,
+		Tcl_DStringLength(&unicodedText),
+		Tcl_DStringValue(&unicodedText));
+	Tcl_DStringFree(&unicodedText);
+
         ckfree(buffer);
     }
 
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