WebCore/editing/ReplaceSelectionCommand.h
changeset 0 4f2f89ce4247
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/WebCore/editing/ReplaceSelectionCommand.h	Fri Sep 17 09:02:29 2010 +0300
@@ -0,0 +1,98 @@
+/*
+ * Copyright (C) 2005, 2006, 2008 Apple Inc. All rights reserved.
+ *
+ * Redistribution and use in source and binary forms, with or without
+ * modification, are permitted provided that the following conditions
+ * are met:
+ * 1. Redistributions of source code must retain the above copyright
+ *    notice, this list of conditions and the following disclaimer.
+ * 2. Redistributions in binary form must reproduce the above copyright
+ *    notice, this list of conditions and the following disclaimer in the
+ *    documentation and/or other materials provided with the distribution.
+ *
+ * THIS SOFTWARE IS PROVIDED BY APPLE COMPUTER, INC. ``AS IS'' AND ANY
+ * EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
+ * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
+ * PURPOSE ARE DISCLAIMED.  IN NO EVENT SHALL APPLE COMPUTER, INC. OR
+ * CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
+ * EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
+ * PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR
+ * PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY
+ * OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
+ * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
+ * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. 
+ */
+
+#ifndef ReplaceSelectionCommand_h
+#define ReplaceSelectionCommand_h
+
+#include "CompositeEditCommand.h"
+
+namespace WebCore {
+
+class DocumentFragment;
+class ReplacementFragment;
+
+class ReplaceSelectionCommand : public CompositeEditCommand {
+public:
+    static PassRefPtr<ReplaceSelectionCommand> create(Document* document, PassRefPtr<DocumentFragment> fragment,
+        bool selectReplacement = true, bool smartReplace = false, bool matchStyle = false, bool preventNesting = true, bool movingParagraph = false,
+        EditAction action = EditActionPaste)
+    {
+        return adoptRef(new ReplaceSelectionCommand(document, fragment, selectReplacement, smartReplace, matchStyle, preventNesting, movingParagraph, action));
+    }
+
+private:
+    ReplaceSelectionCommand(Document*, PassRefPtr<DocumentFragment>,
+        bool selectReplacement, bool smartReplace, bool matchStyle, bool preventNesting, bool movingParagraph, EditAction);
+
+    virtual void doApply();
+    virtual EditAction editingAction() const;
+
+    void completeHTMLReplacement(const Position& lastPositionToSelect);
+
+    void insertNodeAfterAndUpdateNodesInserted(PassRefPtr<Node> insertChild, Node* refChild);
+    void insertNodeAtAndUpdateNodesInserted(PassRefPtr<Node>, const Position&);
+    void insertNodeBeforeAndUpdateNodesInserted(PassRefPtr<Node> insertChild, Node* refChild);
+    Node* insertAsListItems(PassRefPtr<Node>, Node* insertionNode, const Position&);
+
+    void updateNodesInserted(Node*);
+    bool shouldRemoveEndBR(Node*, const VisiblePosition&);
+    
+    bool shouldMergeStart(bool, bool, bool);
+    bool shouldMergeEnd(bool selectEndWasEndOfParagraph);
+    bool shouldMerge(const VisiblePosition&, const VisiblePosition&);
+    
+    void mergeEndIfNeeded();
+    
+    void removeUnrenderedTextNodesAtEnds();
+    
+    void negateStyleRulesThatAffectAppearance();
+    void handleStyleSpans();
+    void copyStyleToChildren(Node* parentNode, const CSSMutableStyleDeclaration* parentStyle);
+    void handlePasteAsQuotationNode();
+    
+    virtual void removeNodePreservingChildren(Node*);
+    virtual void removeNodeAndPruneAncestors(Node*);
+    
+    VisiblePosition positionAtStartOfInsertedContent();
+    VisiblePosition positionAtEndOfInsertedContent();
+    
+    bool performTrivialReplace(const ReplacementFragment&);
+
+    RefPtr<Node> m_firstNodeInserted;
+    RefPtr<Node> m_lastLeafInserted;
+    RefPtr<CSSMutableStyleDeclaration> m_insertionStyle;
+    bool m_selectReplacement;
+    bool m_smartReplace;
+    bool m_matchStyle;
+    RefPtr<DocumentFragment> m_documentFragment;
+    bool m_preventNesting;
+    bool m_movingParagraph;
+    EditAction m_editAction;
+    bool m_shouldMergeEnd;
+};
+
+} // namespace WebCore
+
+#endif // ReplaceSelectionCommand_h