public override void MouseDragged(NSEvent ev)
{
_callbacks.OnDragged().MatchWith(
data =>
{
var pasteBoardItem = new NSPasteboardItem();
pasteBoardItem.SetStringForType("fuse-drag-n-drop", "public.data");
var draggingItem = new NSDraggingItem(pasteBoardItem);
var imgCache = BitmapImageRepForCachingDisplayInRect(Bounds);
CacheDisplay(Bounds, imgCache);
var img = new NSImage(imgCache.Size);
img.LockFocus();
imgCache.DrawInRect(Bounds, Bounds, NSCompositingOperation.Copy, 0.5f, true, new NSDictionary());
img.UnlockFocus();
draggingItem.SetDraggingFrame(new CGRect(Bounds.Location, img.Size), img);
BeginDraggingSession(new[] { draggingItem }, ev, new DragSource(this, _space, _callbacks, data));
},
() =>
{
BeginDraggingSession(new NSDraggingItem[0], ev, new DragSource(this, _space, _callbacks, null));
});
}
static IControl MakeHittable(IControl control, Space space, Pointer.Callbacks callbacks)
{
return(Control.Create(location =>
{
var view = new Canvas()
{
Background = Brushes.Transparent,
};
view.MouseDown += (s, a) =>
{
view.CaptureMouse();
callbacks.OnPressed(new Pointer.OnPressedArgs(ToPoint(a, view, space), a.ClickCount));
a.Handled = true;
};
view.MouseUp += (s, a) =>
{
callbacks.OnReleased();
a.Handled = true;
view.ReleaseMouseCapture();
if (a.ChangedButton == MouseButton.Right)
{
if (view.ContextMenu == null)
{
return;
}
view.ContextMenu.IsOpen = true;
}
};
view.MouseMove += (s, a) =>
{
callbacks.OnMoved(ToPoint(a, view, space));
a.Handled = true;
if (view.IsMouseCaptured && a.LeftButton == MouseButtonState.Pressed)
{
callbacks.OnDragged().Do(data =>
DragDrop.DoDragDrop(view, new DraggingImplementation.DragData(data), DragDropEffects.All));
}
};
view.MouseEnter += (s, a) =>
{
callbacks.OnEntered(ToPoint(a, view, space));
a.Handled = true;
};
view.MouseLeave += (s, a) =>
{
callbacks.OnExited(ToPoint(a, view, space));
a.Handled = true;
};
view.GotMouseCapture += (s, a) =>
{
callbacks.OnGotFocus();
a.Handled = true;
};
view.LostMouseCapture += (s, a) =>
{
callbacks.OnLostFocus();
a.Handled = true;
};
location.BindNativeDefaults(view, _dispatcher);
control.Mount(
new MountLocation.Mutable
{
AvailableSize = location.AvailableSize,
IsRooted = location.IsRooted,
NativeFrame = ObservableMath.RectangleWithSize(location.NativeFrame.Size),
});
var contentHandle = control.NativeHandle as FrameworkElement;
if (contentHandle != null)
{
_dispatcher.Enqueue(() => view.Children.Add(contentHandle));
}
return view;
}).WithSize(control.DesiredSize));
}