internal string GetRtf(NSPasteboard pboard)
{
var data = pboard.GetDataForType(Pasteboard.NSPasteboardTypeRTF);
if (data != null)
{
return(NSString.FromData(data, NSStringEncoding.ASCIIStringEncoding)?.ToString());
}
return(null);
}
public override bool AcceptDrop(NSTableView tableView, NSDraggingInfo info, nint row, NSTableViewDropOperation dropOperation)
{
if (row < 0)
{
return(false);
}
NSPasteboard pboard = info.DraggingPasteboard;
NSData rowData = pboard.GetDataForType("NSStringPboardType");
var rowIndexes = NSKeyedUnarchiver.UnarchiveObject(rowData);
int dragRow = (int)((NSIndexSet)rowIndexes).FirstIndex;
if (dragRow == row)
{
return(false);
}
int index = Convert.ToInt32(row);
if (dropOperation == NSTableViewDropOperation.Above)
{
// 插入
if (ViewController is EditTagsViewController)
{
var viewController = (EditTagsViewController)this.ViewController;
viewController.DragItemFromIndexToIndex(tableView, dragRow, index);
}
tableView.ReloadData();
}
else if (dropOperation == NSTableViewDropOperation.On)
{
// 替换
}
else
{
//Console.WriteLine ("unexpected operation {0} in {1}", dropOperation, __FUNCTION__);
}
return(true);
}
public static IDataObject GetDataObject()
{
var dataObject = new DataObject();
// Beside copying and pasting UnicodeText to/from pasteboard
// editor inserts booleans like "VisualStudioEditorOperationsLineCutCopyClipboardTag"
// which allows editor to know whole line was copied into pasteboard so on paste
// it inserts line into new line, so we enumerate over all types and if length == 1
// we just assume it's boolean we set in method above
foreach (var type in pasteboard.Types)
{
if (type == DataFormats.UnicodeText)
{
dataObject.SetText(pasteboard.GetStringForType(type));
continue;
}
var data = pasteboard.GetDataForType(type);
if (data != null && data.Length == 1)
{
dataObject.SetData(type, data: data [0] != 0);
}
}
return(dataObject);
}
