1 files changed, 58 insertions, 0 deletions
diff --git a/xfa/fwl/core/ifwl_notedriver.h b/xfa/fwl/core/ifwl_notedriver.h
new file mode 100644
index 0000000000..cdedd6f0c9
--- /dev/null
+++ b/xfa/fwl/core/ifwl_notedriver.h
@@ -0,0 +1,58 @@
+// 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_CORE_IFWL_NOTEDRIVER_H_
+#define XFA_FWL_CORE_IFWL_NOTEDRIVER_H_
+
+#include "core/fxcrt/include/fx_system.h"
+#include "xfa/fwl/core/cfwl_event.h"
+#include "xfa/fwl/core/fwl_error.h"
+
+#define FWL_KEYFLAG_Ctrl (1 << 0)
+#define FWL_KEYFLAG_Alt (1 << 1)
+#define FWL_KEYFLAG_Shift (1 << 2)
+#define FWL_KEYFLAG_Command (1 << 3)
+#define FWL_KEYFLAG_LButton (1 << 4)
+#define FWL_KEYFLAG_RButton (1 << 5)
+#define FWL_KEYFLAG_MButton (1 << 6)
+
+class CFWL_Message;
+class CFWL_Note;
+class IFWL_NoteLoop;
+class IFWL_NoteThread;
+class IFWL_Widget;
+
+class IFWL_NoteDriver {
+ public:
+  virtual ~IFWL_NoteDriver() {}
+
+  virtual FX_BOOL SendNote(CFWL_Note* pNote) = 0;
+  virtual FX_BOOL PostMessage(CFWL_Message* pMessage) = 0;
+  virtual FWL_ERR RegisterEventTarget(
+      IFWL_Widget* pListener,
+      IFWL_Widget* pEventSource = NULL,
+      FX_DWORD dwFilter = FWL_EVENT_ALL_MASK) = 0;
+  virtual FWL_ERR UnregisterEventTarget(IFWL_Widget* pListener) = 0;
+  virtual void ClearEventTargets(FX_BOOL bRemoveAll) = 0;
+  virtual int32_t GetQueueMaxSize() const = 0;
+  virtual FWL_ERR SetQueueMaxSize(const int32_t size) = 0;
+  virtual IFWL_NoteThread* GetOwnerThread() const = 0;
+  virtual FWL_ERR PushNoteLoop(IFWL_NoteLoop* pNoteLoop) = 0;
+  virtual IFWL_NoteLoop* PopNoteLoop() = 0;
+  virtual IFWL_Widget* GetFocus() = 0;
+  virtual FX_BOOL SetFocus(IFWL_Widget* pFocus, FX_BOOL bNotify = FALSE) = 0;
+  virtual void SetGrab(IFWL_Widget* pGrab, FX_BOOL bSet) = 0;
+  virtual FWL_ERR Run() = 0;
+};
+
+IFWL_Widget* FWL_GetCurrentThreadModalWidget(IFWL_NoteThread* pNoteThread);
+
+typedef FX_BOOL (*FWLMessageHookCallback)(CFWL_Message* msg, void* info);
+FWL_ERR FWL_SetHook(IFWL_NoteDriver* driver,
+                    FWLMessageHookCallback callback,
+                    void* info);
+
+#endif  // XFA_FWL_CORE_IFWL_NOTEDRIVER_H_