From 26a029d407be480d791972afb5975cf62c9360a6 Mon Sep 17 00:00:00 2001
From: Daniel Baumann <daniel.baumann@progress-linux.org>
Date: Fri, 19 Apr 2024 02:47:55 +0200
Subject: Adding upstream version 124.0.1.

Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
---
 editor/libeditor/InsertNodeTransaction.h | 91 ++++++++++++++++++++++++++++++++
 1 file changed, 91 insertions(+)
 create mode 100644 editor/libeditor/InsertNodeTransaction.h

(limited to 'editor/libeditor/InsertNodeTransaction.h')

diff --git a/editor/libeditor/InsertNodeTransaction.h b/editor/libeditor/InsertNodeTransaction.h
new file mode 100644
index 0000000000..671b3a7c1b
--- /dev/null
+++ b/editor/libeditor/InsertNodeTransaction.h
@@ -0,0 +1,91 @@
+/* -*- 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 InsertNodeTransaction_h
+#define InsertNodeTransaction_h
+
+#include "EditTransactionBase.h"  // for EditTransactionBase, etc.
+
+#include "EditorDOMPoint.h"  // for EditorDOMPoint
+#include "EditorForwards.h"
+
+#include "nsCOMPtr.h"  // for nsCOMPtr
+#include "nsCycleCollectionParticipant.h"
+#include "nsIContent.h"       // for nsIContent
+#include "nsISupportsImpl.h"  // for NS_DECL_ISUPPORTS_INHERITED
+
+namespace mozilla {
+
+class EditorBase;
+
+/**
+ * A transaction that inserts a single element
+ */
+class InsertNodeTransaction final : public EditTransactionBase {
+ protected:
+  template <typename PT, typename CT>
+  InsertNodeTransaction(EditorBase& aEditorBase, nsIContent& aContentToInsert,
+                        const EditorDOMPointBase<PT, CT>& aPointToInsert);
+
+ public:
+  /**
+   * Create a transaction for inserting aContentToInsert before the child
+   * at aPointToInsert.
+   *
+   * @param aEditorBase         The editor which manages the transaction.
+   * @param aContentToInsert    The node to be inserted.
+   * @param aPointToInsert      The insertion point of aContentToInsert.
+   *                            If this refers end of the container, the
+   *                            transaction will append the node to the
+   *                            container.  Otherwise, will insert the node
+   *                            before child node referred by this.
+   * @return                    A InsertNodeTranaction which was initialized
+   *                            with the arguments.
+   */
+  template <typename PT, typename CT>
+  static already_AddRefed<InsertNodeTransaction> Create(
+      EditorBase& aEditorBase, nsIContent& aContentToInsert,
+      const EditorDOMPointBase<PT, CT>& aPointToInsert);
+
+  NS_DECL_ISUPPORTS_INHERITED
+  NS_DECL_CYCLE_COLLECTION_CLASS_INHERITED(InsertNodeTransaction,
+                                           EditTransactionBase)
+
+  NS_DECL_EDITTRANSACTIONBASE
+  NS_DECL_EDITTRANSACTIONBASE_GETASMETHODS_OVERRIDE(InsertNodeTransaction)
+
+  MOZ_CAN_RUN_SCRIPT NS_IMETHOD RedoTransaction() override;
+
+  /**
+   * SuggestPointToPutCaret() suggests a point after doing or redoing the
+   * transaction.
+   */
+  template <typename EditorDOMPointType>
+  EditorDOMPointType SuggestPointToPutCaret() const {
+    if (MOZ_UNLIKELY(!mPointToInsert.IsSet() || !mContentToInsert)) {
+      return EditorDOMPointType();
+    }
+    return EditorDOMPointType::After(mContentToInsert);
+  }
+
+  friend std::ostream& operator<<(std::ostream& aStream,
+                                  const InsertNodeTransaction& aTransaction);
+
+ protected:
+  virtual ~InsertNodeTransaction() = default;
+
+  // The element to insert.
+  nsCOMPtr<nsIContent> mContentToInsert;
+
+  // The DOM point we will insert mContentToInsert.
+  EditorDOMPoint mPointToInsert;
+
+  // The editor for this transaction.
+  RefPtr<EditorBase> mEditorBase;
+};
+
+}  // namespace mozilla
+
+#endif  // #ifndef InsertNodeTransaction_h
-- 
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