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// Permission is hereby granted, free of charge, to any person obtaining
// a copy of this software and associated documentation files (the
// "Software"), to deal in the Software without restriction, including
// without limitation the rights to use, copy, modify, merge, publish,
// distribute, sublicense, and/or sell copies of the Software, and to
// permit persons to whom the Software is furnished to do so, subject to
// the following conditions:
//
// The above copyright notice and this permission notice shall be
// included in all copies or substantial portions of the Software.
//
// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
// EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
// MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
// NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE
// LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION
// OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION
// WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
//
// Copyright (c) 2007 Novell, Inc.
//
// Authors:
// Geoff Norton (gnorton@novell.com)
//
//
using System;
using System.Runtime.InteropServices;
using System.Windows.Forms;
namespace System.Windows.Forms.CarbonInternal {
internal class Pasteboard {
private static IntPtr primary_pbref;
private static IntPtr app_pbref;
private static IntPtr internal_format;
static Pasteboard () {
PasteboardCreate (XplatUICarbon.__CFStringMakeConstantString("com.apple.pasteboard.clipboard"), ref primary_pbref);
PasteboardCreate (IntPtr.Zero, ref app_pbref);
internal_format = XplatUICarbon.__CFStringMakeConstantString ("com.novell.mono.mwf.pasteboard");
}
internal static object Retrieve (IntPtr pbref, int key) {
UInt32 count = 0;
key = (int)internal_format;
PasteboardGetItemCount (pbref, ref count);
for (int i = 1; i <= count; i++) {
UInt32 itemid = 0;
PasteboardGetItemIdentifier (pbref, (UInt32)i, ref itemid);
//FIXME: We should get all the flavors and enumerate but we're cheating for now
if (itemid == 0xFACE) {
IntPtr pbdata = IntPtr.Zero;
PasteboardCopyItemFlavorData (pbref, (UInt32)0xFACE, (UInt32)key, ref pbdata);
if (pbdata != IntPtr.Zero) {
GCHandle handle = (GCHandle) Marshal.ReadIntPtr (CFDataGetBytePtr (pbdata));
return handle.Target;
}
}
}
return null;
}
internal static void Store (IntPtr pbref, object data, int key) {
IntPtr gcdata = (IntPtr) GCHandle.Alloc (data);
IntPtr pbdata = CFDataCreate (IntPtr.Zero, ref gcdata, Marshal.SizeOf (typeof (IntPtr)));
key = (int)internal_format;
PasteboardClear (pbref);
PasteboardPutItemFlavor (pbref, (UInt32)0xFACE, (UInt32)key, pbdata, 0);
}
internal static IntPtr Primary {
get { return primary_pbref; }
}
internal static IntPtr Application {
get { return app_pbref; }
}
[DllImport ("/System/Library/Frameworks/Carbon.framework/Versions/Current/Carbon")]
static extern IntPtr CFDataCreate (IntPtr allocator, ref IntPtr buf, Int32 length);
[DllImport ("/System/Library/Frameworks/Carbon.framework/Versions/Current/Carbon")]
static extern IntPtr CFDataGetBytePtr (IntPtr data);
[DllImport ("/System/Library/Frameworks/Carbon.framework/Versions/Current/Carbon")]
static extern int PasteboardClear (IntPtr pbref);
[DllImport ("/System/Library/Frameworks/Carbon.framework/Versions/Current/Carbon")]
static extern int PasteboardCreate (IntPtr str, ref IntPtr pbref);
[DllImport ("/System/Library/Frameworks/Carbon.framework/Versions/Current/Carbon")]
static extern int PasteboardCopyItemFlavorData (IntPtr pbref, UInt32 itemid, UInt32 key, ref IntPtr data);
[DllImport ("/System/Library/Frameworks/Carbon.framework/Versions/Current/Carbon")]
static extern int PasteboardGetItemCount (IntPtr pbref, ref UInt32 count);
[DllImport ("/System/Library/Frameworks/Carbon.framework/Versions/Current/Carbon")]
static extern int PasteboardGetItemIdentifier (IntPtr pbref, UInt32 itemindex, ref UInt32 itemid);
[DllImport ("/System/Library/Frameworks/Carbon.framework/Versions/Current/Carbon")]
static extern int PasteboardPutItemFlavor (IntPtr pbref, UInt32 itemid, UInt32 key, IntPtr data, UInt32 flags);
}
}
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