1 files changed, 43 insertions, 0 deletions
diff --git a/fpdfsdk/pdfwindow/cpwl_appstream.h b/fpdfsdk/pdfwindow/cpwl_appstream.h
new file mode 100644
index 0000000000..56137864ec
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+++ b/fpdfsdk/pdfwindow/cpwl_appstream.h
@@ -0,0 +1,43 @@
+// Copyright 2017 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 FPDFSDK_PDFWINDOW_CPWL_APPSTREAM_H_
+#define FPDFSDK_PDFWINDOW_CPWL_APPSTREAM_H_
+
+#include "core/fxcrt/cfx_unowned_ptr.h"
+#include "core/fxcrt/fx_string.h"
+
+class CPDFSDK_Widget;
+class CPDF_Dictionary;
+class CPDF_Stream;
+
+class CPWL_AppStream {
+ public:
+  CPWL_AppStream(CPDFSDK_Widget* widget, CPDF_Dictionary* dict);
+  ~CPWL_AppStream();
+
+  void SetAsPushButton();
+  void SetAsCheckBox();
+  void SetAsRadioButton();
+  void SetAsComboBox(const CFX_WideString* sValue);
+  void SetAsListBox();
+  void SetAsTextField(const CFX_WideString* sValue);
+
+ private:
+  void AddImage(const CFX_ByteString& sAPType, CPDF_Stream* pImage);
+  void Write(const CFX_ByteString& sAPType,
+             const CFX_ByteString& sContents,
+             const CFX_ByteString& sAPState);
+  void Remove(const CFX_ByteString& sAPType);
+
+  CFX_ByteString GetBackgroundAppStream() const;
+  CFX_ByteString GetBorderAppStream() const;
+
+  CFX_UnownedPtr<CPDFSDK_Widget> widget_;
+  CFX_UnownedPtr<CPDF_Dictionary> dict_;
+};
+
+#endif  // FPDFSDK_PDFWINDOW_CPWL_APPSTREAM_H_