Revert directory layout to what we had initially

1 files changed, 38 insertions, 0 deletions

diff --git a/closeevent.go b/closeevent.go
new file mode 100644
index 00000000..620b5743
--- /dev/null
+++ b/closeevent.go
@@ -0,0 +1,38 @@
+// Copyright 2011 The Walk Authors. All rights reserved.
+// Use of this source code is governed by a BSD-style
+// license that can be found in the LICENSE file.
+
+package walk
+
+type CloseEventHandler func(canceled *bool, reason CloseReason)
+
+type CloseEvent struct {
+	handlers []CloseEventHandler
+}
+
+func (e *CloseEvent) Attach(handler CloseEventHandler) {
+	e.handlers = append(e.handlers, handler)
+}
+
+func (e *CloseEvent) Detach(handler CloseEventHandler) {
+	for i, h := range e.handlers {
+		if h == handler {
+			e.handlers = append(e.handlers[:i], e.handlers[i+1:]...)
+			return
+		}
+	}
+}
+
+type CloseEventPublisher struct {
+	event CloseEvent
+}
+
+func (p *CloseEventPublisher) Event() *CloseEvent {
+	return &p.event
+}
+
+func (p *CloseEventPublisher) Publish(canceled *bool, reason CloseReason) {
+	for _, handler := range p.event.handlers {
+		handler(canceled, reason)
+	}
+}