internal NSPasteboardItem NewPasteboardItem()
{
var item = new NSPasteboardItem();
item.SetDataForType(new NSData(), IDataObjectPboardType); // Tells NSMonoView to look for XplatIUCocoa.DraggedData
return(item);
}
protected void ProvidePng(NSPasteboard pboard, NSPasteboardItem item, string type)
{
if (data.GetData(DataFormats.Bitmap) is Image image)
{
item.SetDataForType(image.ToNSData(ImageFormat.Png), Pasteboard.NSPasteboardTypePNG);
}
}
protected void ProvideWebArchive(NSPasteboard pboard, NSPasteboardItem item, string type)
{
// This method does not seem to work any more. Disabled by not returning appropriate type in Types getter.
var s = GetHtmlWithoutMetadata();
if (s == null)
{
return;
}
var mainRsrc = new NSDictionary
{
["WebResourceData"] = NSData.FromString(s, NSStringEncoding.UTF8),
["WebResourceFrameName"] = (NSString)"",
["WebResourceMIMEType"] = (NSString)"text/html",
["WebResourceTextEncodingName"] = (NSString)"UTF-8",
["WebResourceURL"] = (NSString)"about:blank"
};
var container = new NSDictionary
{
["WebMainResource"] = mainRsrc
};
var nsdata = NSPropertyListSerialization.DataWithPropertyList(container, NSPropertyListFormat.Xml, out NSError error);
var archive = NSString.FromData(nsdata, NSStringEncoding.UTF8);
item.SetDataForType(nsdata, Pasteboard.NSPasteboardTypeWebArchive);
}
public override bool WriteRows(NSTableView tableView, NSIndexSet rowIndexes, NSPasteboard pboard)
{
var item = new NSPasteboardItem();
item.SetDataForType(NSKeyedArchiver.ArchivedDataWithRootObject(rowIndexes), DataTypeName);
pboard.WriteObjects(new[] { item });
return(true);
}
protected void ProvideRtf(NSPasteboard pboard, NSPasteboardItem item, string type)
{
var s = GetHtmlWithoutMetadata();
if (s == null)
{
return;
}
var nsdata = NSData.FromString(s, NSStringEncoding.UTF8);
var options = new NSMutableDictionary
{
[Pasteboard.NSDocumentTypeDocumentAttribute] = (NSString)Pasteboard.NSHTMLTextDocumentType,
[Pasteboard.NSCharacterEncodingDocumentAttribute] = new NSNumber((ulong)NSStringEncoding.UTF8)
};
var rtf = new NSAttributedString(nsdata, options, out NSDictionary attributes, out NSError error);
options[Pasteboard.NSDocumentTypeDocumentAttribute] = (NSString)Pasteboard.NSRTFTextDocumentType;
nsdata = rtf.GetData(new NSRange(0, rtf.Length), options, out error);
item.SetDataForType(nsdata, Pasteboard.NSPasteboardTypeRTF);
}
private NSDraggingItem CreateDraggingItem(string format, object data)
{
var pasteboardItem = new NSPasteboardItem();
NSData nsData;
if (data is string s)
{
if (format == DataFormats.FileNames)
{
s = new Uri(s).AbsoluteUri; // Ensure file uris...
}
nsData = NSData.FromString(s);
}
else if (data is Stream strm)
{
nsData = NSData.FromStream(strm);
}
else if (data is byte[] bytes)
{
nsData = NSData.FromArray(bytes);
}
else
{
BinaryFormatter bf = new BinaryFormatter();
using (var ms = new MemoryStream())
{
bf.Serialize(ms, data);
ms.Position = 0;
nsData = NSData.FromStream(ms);
}
}
pasteboardItem.SetDataForType(nsData, DataFormatToUTI(format));
NSPasteboardWriting writing = new NSPasteboardWriting(pasteboardItem.Handle);
return(new NSDraggingItem(writing));
}
public override void Apply(NSPasteboardItem item, string type) => item.SetDataForType(Value, type);