| public static GetSelectionData ( ApplicationContext context, Gtk data, TransferDataStore target ) : bool | ||
| context | ApplicationContext | |
| data | Gtk | |
| target | TransferDataStore | |
| return | bool | |
internal bool DoDragDataReceived(Gdk.DragContext context, int x, int y, Gtk.SelectionData selectionData, uint info, uint time)
{
if (DragDropInfo.DragDataRequests == 0)
{
// Got the data without requesting it. Create the datastore here
DragDropInfo.DragData = new TransferDataStore();
DragDropInfo.LastDragPosition = new Point(x, y);
DragDropInfo.DragDataRequests = 1;
}
DragDropInfo.DragDataRequests--;
if (!Util.GetSelectionData(selectionData, DragDropInfo.DragData))
{
return(false);
}
if (DragDropInfo.DragDataRequests == 0)
{
if (DragDropInfo.DragDataForMotion)
{
// This is a workaround to what seems to be a mac gtk bug.
// Suggested action is set to all when no control key is pressed
var cact = ConvertDragAction(context.Actions);
if (cact == DragDropAction.All)
{
cact = DragDropAction.Move;
}
DragOverEventArgs da = new DragOverEventArgs(DragDropInfo.LastDragPosition, DragDropInfo.DragData, cact);
Toolkit.Invoke(delegate {
EventSink.OnDragOver(da);
});
OnSetDragStatus(context, (int)DragDropInfo.LastDragPosition.X, (int)DragDropInfo.LastDragPosition.Y, time, ConvertDragAction(da.AllowedAction));
return(true);
}
else
{
// Use Context.Action here since that's the action selected in DragOver
var cda = ConvertDragAction(context.Action);
DragEventArgs da = new DragEventArgs(DragDropInfo.LastDragPosition, DragDropInfo.DragData, cda);
Toolkit.Invoke(delegate {
EventSink.OnDragDrop(da);
});
Gtk.Drag.Finish(context, da.Success, cda == DragDropAction.Move, time);
return(true);
}
}
else
{
return(false);
}
}
public object GetData(TransferDataType type)
{
if (type == TransferDataType.Text)
{
return(clipboard.WaitForText());
}
if (type == TransferDataType.Text)
{
return(clipboard.WaitForImage());
}
TransferDataStore store = new TransferDataStore();
foreach (var at in GetAtomsForType(type))
{
var data = clipboard.WaitForContents(at);
Util.GetSelectionData(data, store);
}
return(((ITransferData)store).GetValue(type));
}
public override object GetData(TransferDataType type)
{
if (type == TransferDataType.Text)
{
return(clipboard.WaitForText());
}
if (type == TransferDataType.Image)
{
return(ApplicationContext.Toolkit.WrapImage(new GtkImage(clipboard.WaitForImage())));
}
TransferDataStore store = new TransferDataStore();
foreach (var at in GetAtomsForType(type))
{
var data = clipboard.WaitForContents(at);
Util.GetSelectionData(ApplicationContext, data, store);
}
return(((ITransferData)store).GetValue(type));
}
void DataReceived(Gtk.Clipboard cb, Gtk.SelectionData data)
{
TransferDataStore store = new TransferDataStore();
if (Util.GetSelectionData(data, store))
{
Result = ((ITransferData)store).GetValue(type);
SetComplete();
}
else
{
if (++index < atoms.Length)
{
RequestData();
}
else
{
SetComplete();
}
}
}
internal bool DoDragDataReceived(Gdk.DragContext context, int x, int y, Gtk.SelectionData selectionData, uint info, uint time)
{
if (DragDropInfo.DragDataRequests == 0)
{
// Got the data without requesting it. Create the datastore here
DragDropInfo.DragData = new TransferDataStore();
DragDropInfo.LastDragPosition = new Point(x, y);
DragDropInfo.DragDataRequests = 1;
}
DragDropInfo.DragDataRequests--;
if (!Util.GetSelectionData(ApplicationContext, selectionData, DragDropInfo.DragData))
{
return(false);
}
if (DragDropInfo.DragDataRequests == 0)
{
if (DragDropInfo.DragDataForMotion)
{
// If no specific action is set, it means that no key has been pressed.
// In that case, use Move or Copy or Link as default (when allowed, in this order).
var cact = ConvertDragAction(context.Actions);
if (cact != DragDropAction.Copy && cact != DragDropAction.Move && cact != DragDropAction.Link)
{
if (cact.HasFlag(DragDropAction.Move))
{
cact = DragDropAction.Move;
}
else if (cact.HasFlag(DragDropAction.Copy))
{
cact = DragDropAction.Copy;
}
else if (cact.HasFlag(DragDropAction.Link))
{
cact = DragDropAction.Link;
}
else
{
cact = DragDropAction.None;
}
}
DragOverEventArgs da = new DragOverEventArgs(DragDropInfo.LastDragPosition, DragDropInfo.DragData, cact);
ApplicationContext.InvokeUserCode(delegate {
EventSink.OnDragOver(da);
});
OnSetDragStatus(context, (int)DragDropInfo.LastDragPosition.X, (int)DragDropInfo.LastDragPosition.Y, time, ConvertDragAction(da.AllowedAction));
return(true);
}
else
{
// Use Context.Action here since that's the action selected in DragOver
var cda = ConvertDragAction(context.Action);
DragEventArgs da = new DragEventArgs(DragDropInfo.LastDragPosition, DragDropInfo.DragData, cda);
ApplicationContext.InvokeUserCode(delegate {
EventSink.OnDragDrop(da);
});
Gtk.Drag.Finish(context, da.Success, cda == DragDropAction.Move, time);
return(true);
}
}
else
{
return(false);
}
}