1 files changed, 73 insertions, 0 deletions
diff --git a/editor/libeditor/StyleSheetTransactions.h b/editor/libeditor/StyleSheetTransactions.h
new file mode 100644
index 000000000..bf615b263
--- /dev/null
+++ b/editor/libeditor/StyleSheetTransactions.h
@@ -0,0 +1,73 @@
+/* -*- Mode: C++; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
+/* This Source Code Form is subject to the terms of the Mozilla Public
+ * License, v. 2.0. If a copy of the MPL was not distributed with this
+ * file, You can obtain one at http://mozilla.org/MPL/2.0/. */
+
+#ifndef StylesheetTransactions_h
+#define StylesheetTransactions_h
+
+#include "mozilla/EditTransactionBase.h" // for EditTransactionBase, etc.
+#include "mozilla/StyleSheet.h"   // for mozilla::StyleSheet
+#include "nsCycleCollectionParticipant.h"
+#include "nsID.h"                       // for REFNSIID
+#include "nscore.h"                     // for NS_IMETHOD
+
+class nsIEditor;
+
+namespace mozilla {
+
+class AddStyleSheetTransaction final : public EditTransactionBase
+{
+public:
+  /**
+   * Initialize the transaction.
+   * @param aEditor     The object providing core editing operations
+   * @param aSheet      The stylesheet to add
+    */
+  NS_IMETHOD Init(nsIEditor* aEditor, StyleSheet* aSheet);
+
+  AddStyleSheetTransaction();
+
+  NS_DECL_CYCLE_COLLECTION_CLASS_INHERITED(AddStyleSheetTransaction,
+                                           EditTransactionBase)
+  NS_IMETHOD QueryInterface(REFNSIID aIID, void** aInstancePtr) override;
+
+  NS_DECL_EDITTRANSACTIONBASE
+
+protected:
+  // The editor that created this transaction.
+  nsIEditor* mEditor;
+  // The style sheet to add.
+  RefPtr<mozilla::StyleSheet> mSheet;
+};
+
+
+class RemoveStyleSheetTransaction final : public EditTransactionBase
+{
+public:
+  /**
+   * Initialize the transaction.
+   * @param aEditor     The object providing core editing operations.
+   * @param aSheet      The stylesheet to remove.
+   */
+  NS_IMETHOD Init(nsIEditor* aEditor, StyleSheet* aSheet);
+
+  RemoveStyleSheetTransaction();
+
+  NS_DECL_CYCLE_COLLECTION_CLASS_INHERITED(RemoveStyleSheetTransaction,
+                                           EditTransactionBase)
+  NS_IMETHOD QueryInterface(REFNSIID aIID, void** aInstancePtr) override;
+
+  NS_DECL_EDITTRANSACTIONBASE
+
+protected:
+  // The editor that created this transaction.
+  nsIEditor* mEditor;
+  // The style sheet to remove.
+  RefPtr<StyleSheet> mSheet;
+
+};
+
+} // namespace mozilla
+
+#endif // #ifndef StylesheetTransactions_h