widget/nsBaseClipboard.h

   1 /* -*- Mode: C++; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
   2 /* This Source Code Form is subject to the terms of the Mozilla Public
   3  * License, v. 2.0. If a copy of the MPL was not distributed with this
   4  * file, You can obtain one at http://mozilla.org/MPL/2.0/. */
   5
   6 #ifndef nsBaseClipboard_h__
   7 #define nsBaseClipboard_h__
   8
   9 #include "mozilla/Logging.h"
  10 #include "nsIClipboard.h"
  11 #include "nsITransferable.h"
  12 #include "nsCOMPtr.h"
  13
  14 static mozilla::LazyLogModule sWidgetClipboardLog("WidgetClipboard");
  15 #define CLIPBOARD_LOG(...) \
  16   MOZ_LOG(sWidgetClipboardLog, LogLevel::Debug, (__VA_ARGS__))
  17 #define CLIPBOARD_LOG_ENABLED() \
  18   MOZ_LOG_TEST(sWidgetClipboardLog, LogLevel::Debug)
  19
  20 class nsITransferable;
  21 class nsIClipboardOwner;
  22 class nsIWidget;
  23
  24 /**
  25  * Native Win32 BaseClipboard wrapper
  26  */
  27
  28 class nsBaseClipboard : public nsIClipboard {
  29  public:
  30   nsBaseClipboard();
  31
  32   // nsISupports
  33   NS_DECL_ISUPPORTS
  34
  35   // nsIClipboard
  36   NS_DECL_NSICLIPBOARD
  37
  38  protected:
  39   virtual ~nsBaseClipboard();
  40
  41   NS_IMETHOD SetNativeClipboardData(int32_t aWhichClipboard) = 0;
  42   NS_IMETHOD GetNativeClipboardData(nsITransferable* aTransferable,
  43                                     int32_t aWhichClipboard) = 0;
  44
  45   bool mEmptyingForSetData;
  46   nsCOMPtr<nsIClipboardOwner> mClipboardOwner;
  47   nsCOMPtr<nsITransferable> mTransferable;
  48
  49  private:
  50   bool mIgnoreEmptyNotification = false;
  51 };
  52
  53 #endif  // nsBaseClipboard_h__