1 files changed, 27 insertions, 0 deletions
diff --git a/xfa/fwl/ifwl_widgetdelegate.h b/xfa/fwl/ifwl_widgetdelegate.h
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+++ b/xfa/fwl/ifwl_widgetdelegate.h
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+// Copyright 2016 PDFium Authors. All rights reserved.
+// Use of this source code is governed by a BSD-style license that can be
+// found in the LICENSE file.
+
+// Original code copyright 2014 Foxit Software Inc. http://www.foxitsoftware.com
+
+#ifndef XFA_FWL_IFWL_WIDGETDELEGATE_H_
+#define XFA_FWL_IFWL_WIDGETDELEGATE_H_
+
+#include <stdint.h>
+
+class CFWL_Event;
+class CFWL_Message;
+class CFX_Graphics;
+class CFX_Matrix;
+
+class IFWL_WidgetDelegate {
+ public:
+  virtual ~IFWL_WidgetDelegate() {}
+
+  virtual void OnProcessMessage(CFWL_Message* pMessage) = 0;
+  virtual void OnProcessEvent(CFWL_Event* pEvent) = 0;
+  virtual void OnDrawWidget(CFX_Graphics* pGraphics,
+                            const CFX_Matrix* pMatrix) = 0;
+};
+
+#endif  // XFA_FWL_IFWL_WIDGETDELEGATE_H_