зеркало из https://github.com/mozilla/gecko-dev.git
1337 строки
50 KiB
C++
1337 строки
50 KiB
C++
/* -*- Mode: C++; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
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/* This Source Code Form is subject to the terms of the Mozilla Public
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* License, v. 2.0. If a copy of the MPL was not distributed with this
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* file, You can obtain one at http://mozilla.org/MPL/2.0/. */
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#ifndef mozilla_HTMLEditor_h
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#define mozilla_HTMLEditor_h
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#include "mozilla/Attributes.h"
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#include "mozilla/ComposerCommandsUpdater.h"
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#include "mozilla/CSSEditUtils.h"
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#include "mozilla/ManualNAC.h"
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#include "mozilla/StyleSheet.h"
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#include "mozilla/TextEditor.h"
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#include "mozilla/TextEditRules.h"
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#include "mozilla/UniquePtr.h"
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#include "mozilla/dom/Element.h"
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#include "mozilla/dom/File.h"
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#include "nsAttrName.h"
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#include "nsCOMPtr.h"
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#include "nsICSSLoaderObserver.h"
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#include "nsIDocumentObserver.h"
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#include "nsIDOMElement.h"
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#include "nsIDOMEventListener.h"
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#include "nsIEditorMailSupport.h"
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#include "nsIEditorStyleSheets.h"
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#include "nsIEditorUtils.h"
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#include "nsIHTMLAbsPosEditor.h"
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#include "nsIHTMLEditor.h"
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#include "nsIHTMLInlineTableEditor.h"
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#include "nsIHTMLObjectResizer.h"
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#include "nsITableEditor.h"
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#include "nsPoint.h"
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#include "nsStubMutationObserver.h"
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#include "nsTArray.h"
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class nsDocumentFragment;
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class nsITransferable;
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class nsIClipboard;
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class nsIDOMDocument;
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class nsIDOMMouseEvent;
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class nsILinkHandler;
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class nsTableWrapperFrame;
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class nsIDOMRange;
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class nsRange;
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class nsISelection;
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namespace mozilla {
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class AutoSelectionSetterAfterTableEdit;
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class HTMLEditorEventListener;
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class HTMLEditRules;
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class ResizerSelectionListener;
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class TypeInState;
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class WSRunObject;
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enum class EditAction : int32_t;
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struct PropItem;
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template<class T> class OwningNonNull;
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namespace dom {
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class DocumentFragment;
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} // namespace dom
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namespace widget {
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struct IMEState;
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} // namespace widget
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enum class ParagraphSeparator { div, p, br };
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/**
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* The HTML editor implementation.<br>
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* Use to edit HTML document represented as a DOM tree.
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*/
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class HTMLEditor final : public TextEditor
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, public nsIHTMLEditor
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, public nsIHTMLObjectResizer
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, public nsIHTMLAbsPosEditor
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, public nsITableEditor
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, public nsIHTMLInlineTableEditor
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, public nsIEditorStyleSheets
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, public nsICSSLoaderObserver
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, public nsStubMutationObserver
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{
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private:
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enum BlockTransformationType
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{
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eNoOp,
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eReplaceParent = 1,
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eInsertParent = 2
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};
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const char16_t kNBSP = 160;
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public:
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enum ResizingRequestID
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{
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kX = 0,
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kY = 1,
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kWidth = 2,
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kHeight = 3
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};
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NS_DECL_ISUPPORTS_INHERITED
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NS_DECL_CYCLE_COLLECTION_CLASS_INHERITED(HTMLEditor, TextEditor)
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HTMLEditor();
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bool GetReturnInParagraphCreatesNewParagraph();
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Element* GetSelectionContainer();
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// nsISelectionListener overrides
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NS_IMETHOD NotifySelectionChanged(nsIDOMDocument* aDOMDocument,
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nsISelection* aSelection,
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int16_t aReason) override;
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// TextEditor overrides
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virtual nsresult Init(nsIDocument& aDoc, Element* aRoot,
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nsISelectionController* aSelCon, uint32_t aFlags,
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const nsAString& aValue) override;
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NS_IMETHOD BeginningOfDocument() override;
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virtual nsresult HandleKeyPressEvent(
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WidgetKeyboardEvent* aKeyboardEvent) override;
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virtual nsIContent* GetFocusedContent() override;
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virtual already_AddRefed<nsIContent> GetFocusedContentForIME() override;
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virtual bool IsActiveInDOMWindow() override;
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virtual dom::EventTarget* GetDOMEventTarget() override;
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virtual Element* GetEditorRoot() override;
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virtual already_AddRefed<nsIContent> FindSelectionRoot(
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nsINode *aNode) override;
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virtual bool IsAcceptableInputEvent(WidgetGUIEvent* aGUIEvent) override;
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virtual already_AddRefed<nsIContent> GetInputEventTargetContent() override;
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using EditorBase::IsEditable;
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virtual nsresult RemoveAttributeOrEquivalent(
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Element* aElement,
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nsAtom* aAttribute,
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bool aSuppressTransaction) override;
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virtual nsresult SetAttributeOrEquivalent(Element* aElement,
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nsAtom* aAttribute,
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const nsAString& aValue,
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bool aSuppressTransaction) override;
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using EditorBase::RemoveAttributeOrEquivalent;
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using EditorBase::SetAttributeOrEquivalent;
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// nsStubMutationObserver overrides
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NS_DECL_NSIMUTATIONOBSERVER_CONTENTAPPENDED
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NS_DECL_NSIMUTATIONOBSERVER_CONTENTINSERTED
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NS_DECL_NSIMUTATIONOBSERVER_CONTENTREMOVED
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// nsIHTMLEditor methods
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NS_DECL_NSIHTMLEDITOR
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// nsIHTMLObjectResizer methods (implemented in HTMLObjectResizer.cpp)
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NS_DECL_NSIHTMLOBJECTRESIZER
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// nsIHTMLAbsPosEditor methods (implemented in HTMLAbsPositionEditor.cpp)
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NS_DECL_NSIHTMLABSPOSEDITOR
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// nsIHTMLInlineTableEditor methods (implemented in HTMLInlineTableEditor.cpp)
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NS_DECL_NSIHTMLINLINETABLEEDITOR
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// XXX Following methods are not overriding but defined here...
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nsresult CopyLastEditableChildStyles(nsINode* aPreviousBlock,
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nsINode* aNewBlock,
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Element** aOutBrNode);
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nsresult LoadHTML(const nsAString& aInputString);
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nsresult GetCSSBackgroundColorState(bool* aMixed, nsAString& aOutColor,
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bool aBlockLevel);
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nsresult GetHTMLBackgroundColorState(bool* aMixed, nsAString& outColor);
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// nsIEditorStyleSheets methods
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NS_DECL_NSIEDITORSTYLESHEETS
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// nsIEditorMailSupport methods
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NS_DECL_NSIEDITORMAILSUPPORT
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// nsITableEditor methods
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NS_DECL_NSITABLEEDITOR
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nsresult GetLastCellInRow(nsIDOMNode* aRowNode,
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nsIDOMNode** aCellNode);
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nsresult GetCellFromRange(nsRange* aRange, nsIDOMElement** aCell);
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// Miscellaneous
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/**
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* This sets background on the appropriate container element (table, cell,)
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* or calls into nsTextEditor to set the page background.
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*/
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nsresult SetCSSBackgroundColor(const nsAString& aColor);
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nsresult SetHTMLBackgroundColor(const nsAString& aColor);
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/**
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* GetBlockNodeParent() returns parent or nearest ancestor of aNode if
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* there is a block parent. If aAncestorLimiter is not nullptr,
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* this stops looking for the result.
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*/
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static Element* GetBlockNodeParent(nsINode* aNode,
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nsINode* aAncestorLimiter = nullptr);
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/**
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* GetBlock() returns aNode itself, or parent or nearest ancestor of aNode
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* if there is a block parent. If aAncestorLimiter is not nullptr,
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* this stops looking for the result.
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*/
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static Element* GetBlock(nsINode& aNode,
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nsINode* aAncestorLimiter = nullptr);
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void IsNextCharInNodeWhitespace(nsIContent* aContent,
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int32_t aOffset,
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bool* outIsSpace,
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bool* outIsNBSP,
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nsIContent** outNode = nullptr,
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int32_t* outOffset = 0);
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void IsPrevCharInNodeWhitespace(nsIContent* aContent,
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int32_t aOffset,
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bool* outIsSpace,
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bool* outIsNBSP,
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nsIContent** outNode = nullptr,
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int32_t* outOffset = 0);
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// Overrides of EditorBase interface methods
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virtual nsresult EndUpdateViewBatch() override;
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NS_IMETHOD PreDestroy(bool aDestroyingFrames) override;
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virtual nsresult GetPreferredIMEState(widget::IMEState* aState) override;
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/**
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* @param aElement Must not be null.
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*/
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static bool NodeIsBlockStatic(const nsINode* aElement);
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static nsresult NodeIsBlockStatic(nsIDOMNode *aNode, bool *aIsBlock);
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// non-virtual methods of interface methods
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bool AbsolutePositioningEnabled() const
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{
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return mIsAbsolutelyPositioningEnabled;
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}
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/**
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* returns the deepest absolutely positioned container of the selection
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* if it exists or null.
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*/
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already_AddRefed<Element> GetAbsolutelyPositionedSelectionContainer();
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Element* GetPositionedElement() const
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{
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return mAbsolutelyPositionedObject;
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}
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/**
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* extracts the selection from the normal flow of the document and
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* positions it.
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* @param aEnabled [IN] true to absolutely position the selection,
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* false to put it back in the normal flow
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*/
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nsresult SetSelectionToAbsoluteOrStatic(bool aEnabled);
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/**
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* extracts an element from the normal flow of the document and
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* positions it, and puts it back in the normal flow.
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* @param aElement [IN] the element
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* @param aEnabled [IN] true to absolutely position the element,
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* false to put it back in the normal flow
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*/
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nsresult SetPositionToAbsoluteOrStatic(Element& aElement,
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bool aEnabled);
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/**
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* returns the absolute z-index of a positioned element. Never returns 'auto'
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* @return the z-index of the element
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* @param aElement [IN] the element.
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*/
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int32_t GetZIndex(Element& aElement);
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/**
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* adds aChange to the z-index of the currently positioned element.
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* @param aChange [IN] relative change to apply to current z-index
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*/
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nsresult AddZIndex(int32_t aChange);
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/**
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* adds aChange to the z-index of an arbitrary element.
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* @param aElement [IN] the element
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* @param aChange [IN] relative change to apply to current z-index of
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* the element
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* @param aReturn [OUT] the new z-index of the element
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*/
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nsresult RelativeChangeElementZIndex(Element& aElement, int32_t aChange,
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int32_t* aReturn);
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nsresult SetInlineProperty(nsAtom* aProperty,
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nsAtom* aAttribute,
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const nsAString& aValue);
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nsresult GetInlineProperty(nsAtom* aProperty,
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nsAtom* aAttribute,
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const nsAString& aValue,
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bool* aFirst,
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bool* aAny,
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bool* aAll);
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nsresult GetInlinePropertyWithAttrValue(nsAtom* aProperty,
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nsAtom* aAttr,
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const nsAString& aValue,
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bool* aFirst,
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bool* aAny,
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bool* aAll,
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nsAString& outValue);
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nsresult RemoveInlineProperty(nsAtom* aProperty,
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nsAtom* aAttribute);
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/**
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* SetComposerCommandsUpdater() sets or unsets mComposerCommandsUpdater.
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* This will crash in debug build if the editor already has an instance
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* but called with another instance.
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*/
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void SetComposerCommandsUpdater(
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ComposerCommandsUpdater* aComposerCommandsUpdater)
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{
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MOZ_ASSERT(!aComposerCommandsUpdater || !mComposerCommandsUpdater ||
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aComposerCommandsUpdater == mComposerCommandsUpdater);
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mComposerCommandsUpdater = aComposerCommandsUpdater;
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}
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protected:
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virtual ~HTMLEditor();
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using EditorBase::IsBlockNode;
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virtual bool IsBlockNode(nsINode *aNode) override;
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public:
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// XXX Why don't we move following methods above for grouping by the origins?
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NS_IMETHOD SetFlags(uint32_t aFlags) override;
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NS_IMETHOD Paste(int32_t aSelectionType) override;
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NS_IMETHOD CanPaste(int32_t aSelectionType, bool* aCanPaste) override;
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NS_IMETHOD PasteTransferable(nsITransferable* aTransferable) override;
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NS_IMETHOD CanPasteTransferable(nsITransferable* aTransferable,
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bool* aCanPaste) override;
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NS_IMETHOD DebugUnitTests(int32_t* outNumTests,
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int32_t* outNumTestsFailed) override;
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/**
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* All editor operations which alter the doc should be prefaced
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* with a call to StartOperation, naming the action and direction.
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*/
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NS_IMETHOD StartOperation(EditAction opID,
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nsIEditor::EDirection aDirection) override;
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/**
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* All editor operations which alter the doc should be followed
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* with a call to EndOperation.
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*/
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NS_IMETHOD EndOperation() override;
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/**
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* returns true if aParentTag can contain a child of type aChildTag.
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*/
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virtual bool TagCanContainTag(nsAtom& aParentTag,
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nsAtom& aChildTag) const override;
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/**
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* Returns true if aNode is a container.
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*/
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virtual bool IsContainer(nsINode* aNode) override;
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/**
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* Make the given selection span the entire document.
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*/
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virtual nsresult SelectEntireDocument(Selection* aSelection) override;
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/**
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* Join together any adjacent editable text nodes in the range.
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*/
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nsresult CollapseAdjacentTextNodes(nsRange* aRange);
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virtual bool AreNodesSameType(nsIContent* aNode1,
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nsIContent* aNode2) override;
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NS_IMETHOD DeleteSelectionImpl(EDirection aAction,
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EStripWrappers aStripWrappers) override;
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nsresult DeleteNode(nsINode* aNode);
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NS_IMETHOD DeleteNode(nsIDOMNode* aNode) override;
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nsresult DeleteText(nsGenericDOMDataNode& aTextNode, uint32_t aOffset,
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uint32_t aLength);
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virtual nsresult
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InsertTextImpl(nsIDocument& aDocument,
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const nsAString& aStringToInsert,
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const EditorRawDOMPoint& aPointToInsert,
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EditorRawDOMPoint* aPointAfterInsertedString =
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nullptr) override;
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virtual bool IsModifiableNode(nsINode* aNode) override;
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NS_IMETHOD SelectAll() override;
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// nsICSSLoaderObserver
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NS_IMETHOD StyleSheetLoaded(StyleSheet* aSheet,
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bool aWasAlternate, nsresult aStatus) override;
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// Utility Routines, not part of public API
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NS_IMETHOD TypedText(const nsAString& aString,
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ETypingAction aAction) override;
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/**
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* InsertNodeIntoProperAncestor() attempts to insert aNode into the document,
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* at aPointToInsert. Checks with strict dtd to see if containment is
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* allowed. If not allowed, will attempt to find a parent in the parent
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* hierarchy of aPointToInsert.GetContainer() that will accept aNode as a
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* child. If such a parent is found, will split the document tree from
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* aPointToInsert up to parent, and then insert aNode. aPointToInsert is then
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* adjusted to point to the actual location that aNode was inserted at.
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* aSplitAtEdges specifies if the splitting process is allowed to result in
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* empty nodes.
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*
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* @param aNode Node to insert.
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* @param aPointToInsert Insertion point.
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* @param aSplitAtEdges Splitting can result in empty nodes?
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* @return Returns inserted point if succeeded.
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* Otherwise, the result is not set.
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*/
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EditorDOMPoint
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InsertNodeIntoProperAncestor(nsIContent& aNode,
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const EditorRawDOMPoint& aPointToInsert,
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SplitAtEdges aSplitAtEdges);
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/**
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* Use this to assure that selection is set after attribute nodes when
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* trying to collapse selection at begining of a block node
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* e.g., when setting at beginning of a table cell
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* This will stop at a table, however, since we don't want to
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* "drill down" into nested tables.
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* @param aSelection Optional. If null, we get current selection.
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*/
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void CollapseSelectionToDeepestNonTableFirstChild(Selection* aSelection,
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nsINode* aNode);
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/**
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* IsInVisibleTextFrames() returns true if all text in aText is in visible
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* text frames. Callers have to guarantee that there is no pending reflow.
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*/
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bool IsInVisibleTextFrames(dom::Text& aText);
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/**
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* IsVisibleTextNode() returns true if aText has visible text. If it has
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* only whitespaces and they are collapsed, returns false.
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*/
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bool IsVisibleTextNode(Text& aText);
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/**
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* aNode must be a non-null text node.
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* outIsEmptyNode must be non-null.
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*/
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nsresult IsEmptyNode(nsIDOMNode* aNode, bool* outIsEmptyBlock,
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bool aMozBRDoesntCount = false,
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bool aListOrCellNotEmpty = false,
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bool aSafeToAskFrames = false);
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nsresult IsEmptyNode(nsINode* aNode, bool* outIsEmptyBlock,
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bool aMozBRDoesntCount = false,
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bool aListOrCellNotEmpty = false,
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bool aSafeToAskFrames = false);
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nsresult IsEmptyNodeImpl(nsINode* aNode,
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bool* outIsEmptyBlock,
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bool aMozBRDoesntCount,
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bool aListOrCellNotEmpty,
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bool aSafeToAskFrames,
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bool* aSeenBR);
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/**
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* Returns TRUE if sheet was loaded, false if it wasn't.
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*/
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bool EnableExistingStyleSheet(const nsAString& aURL);
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/**
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* Dealing with the internal style sheet lists.
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*/
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StyleSheet* GetStyleSheetForURL(const nsAString& aURL);
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void GetURLForStyleSheet(StyleSheet* aStyleSheet,
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nsAString& aURL);
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/**
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* Add a url + known style sheet to the internal lists.
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*/
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nsresult AddNewStyleSheetToList(const nsAString &aURL,
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StyleSheet* aStyleSheet);
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nsresult RemoveStyleSheetFromList(const nsAString &aURL);
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bool IsCSSEnabled() const
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{
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// TODO: removal of mCSSAware and use only the presence of mCSSEditUtils
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return mCSSAware && mCSSEditUtils && mCSSEditUtils->IsCSSPrefChecked();
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}
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static bool HasAttributes(Element* aElement)
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{
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MOZ_ASSERT(aElement);
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uint32_t attrCount = aElement->GetAttrCount();
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return attrCount > 1 ||
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(1 == attrCount &&
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!aElement->GetAttrNameAt(0)->Equals(nsGkAtoms::mozdirty));
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}
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ParagraphSeparator GetDefaultParagraphSeparator() const
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{
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return mDefaultParagraphSeparator;
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}
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void SetDefaultParagraphSeparator(ParagraphSeparator aSep)
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{
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mDefaultParagraphSeparator = aSep;
|
|
}
|
|
|
|
/**
|
|
* event callback when a mouse button is pressed
|
|
* @param aX [IN] horizontal position of the pointer
|
|
* @param aY [IN] vertical position of the pointer
|
|
* @param aTarget [IN] the element triggering the event
|
|
* @param aMouseEvent [IN] the event
|
|
*/
|
|
nsresult OnMouseDown(int32_t aX, int32_t aY, nsIDOMElement* aTarget,
|
|
nsIDOMEvent* aMouseEvent);
|
|
|
|
/**
|
|
* event callback when a mouse button is released
|
|
* @param aX [IN] horizontal position of the pointer
|
|
* @param aY [IN] vertical position of the pointer
|
|
* @param aTarget [IN] the element triggering the event
|
|
*/
|
|
nsresult OnMouseUp(int32_t aX, int32_t aY, nsIDOMElement* aTarget);
|
|
|
|
/**
|
|
* event callback when the mouse pointer is moved
|
|
* @param aMouseEvent [IN] the event
|
|
*/
|
|
nsresult OnMouseMove(nsIDOMMouseEvent* aMouseEvent);
|
|
|
|
/**
|
|
* Modifies the table containing the selection according to the
|
|
* activation of an inline table editing UI element
|
|
* @param aUIAnonymousElement [IN] the inline table editing UI element
|
|
*/
|
|
nsresult DoInlineTableEditingAction(const Element& aUIAnonymousElement);
|
|
|
|
protected:
|
|
class BlobReader final : public nsIEditorBlobListener
|
|
{
|
|
public:
|
|
BlobReader(dom::BlobImpl* aBlob, HTMLEditor* aHTMLEditor,
|
|
bool aIsSafe, nsIDOMDocument* aSourceDoc,
|
|
nsIDOMNode* aDestinationNode, int32_t aDestOffset,
|
|
bool aDoDeleteSelection);
|
|
|
|
NS_DECL_ISUPPORTS
|
|
NS_DECL_NSIEDITORBLOBLISTENER
|
|
|
|
private:
|
|
~BlobReader()
|
|
{
|
|
}
|
|
|
|
RefPtr<dom::BlobImpl> mBlob;
|
|
RefPtr<HTMLEditor> mHTMLEditor;
|
|
bool mIsSafe;
|
|
nsCOMPtr<nsIDOMDocument> mSourceDoc;
|
|
nsCOMPtr<nsIDOMNode> mDestinationNode;
|
|
int32_t mDestOffset;
|
|
bool mDoDeleteSelection;
|
|
};
|
|
|
|
NS_IMETHOD InitRules() override;
|
|
|
|
virtual void CreateEventListeners() override;
|
|
virtual nsresult InstallEventListeners() override;
|
|
virtual void RemoveEventListeners() override;
|
|
|
|
bool ShouldReplaceRootElement();
|
|
void NotifyRootChanged();
|
|
Element* GetBodyElement();
|
|
|
|
/**
|
|
* Get the focused node of this editor.
|
|
* @return If the editor has focus, this returns the focused node.
|
|
* Otherwise, returns null.
|
|
*/
|
|
already_AddRefed<nsINode> GetFocusedNode();
|
|
|
|
/**
|
|
* Return TRUE if aElement is a table-related elemet and caret was set.
|
|
*/
|
|
bool SetCaretInTableCell(nsIDOMElement* aElement);
|
|
|
|
nsresult TabInTable(bool inIsShift, bool* outHandled);
|
|
|
|
/**
|
|
* InsertBR() inserts a new <br> element at selection. If there is
|
|
* non-collapsed selection ranges, the selected ranges is deleted first.
|
|
*/
|
|
nsresult InsertBR();
|
|
|
|
// Table Editing (implemented in nsTableEditor.cpp)
|
|
|
|
/**
|
|
* Insert a new cell after or before supplied aCell.
|
|
* Optional: If aNewCell supplied, returns the newly-created cell (addref'd,
|
|
* of course)
|
|
* This doesn't change or use the current selection.
|
|
*/
|
|
nsresult InsertCell(nsIDOMElement* aCell, int32_t aRowSpan,
|
|
int32_t aColSpan, bool aAfter, bool aIsHeader,
|
|
nsIDOMElement** aNewCell);
|
|
|
|
/**
|
|
* Helpers that don't touch the selection or do batch transactions.
|
|
*/
|
|
nsresult DeleteRow(nsIDOMElement* aTable, int32_t aRowIndex);
|
|
nsresult DeleteColumn(nsIDOMElement* aTable, int32_t aColIndex);
|
|
nsresult DeleteCellContents(nsIDOMElement* aCell);
|
|
|
|
/**
|
|
* Move all contents from aCellToMerge into aTargetCell (append at end).
|
|
*/
|
|
nsresult MergeCells(nsCOMPtr<nsIDOMElement> aTargetCell,
|
|
nsCOMPtr<nsIDOMElement> aCellToMerge,
|
|
bool aDeleteCellToMerge);
|
|
|
|
nsresult DeleteTable2(nsIDOMElement* aTable, Selection* aSelection);
|
|
nsresult SetColSpan(nsIDOMElement* aCell, int32_t aColSpan);
|
|
nsresult SetRowSpan(nsIDOMElement* aCell, int32_t aRowSpan);
|
|
|
|
/**
|
|
* Helper used to get nsTableWrapperFrame for a table.
|
|
*/
|
|
nsTableWrapperFrame* GetTableFrame(nsIDOMElement* aTable);
|
|
|
|
/**
|
|
* Needed to do appropriate deleting when last cell or row is about to be
|
|
* deleted. This doesn't count cells that don't start in the given row (are
|
|
* spanning from row above).
|
|
*/
|
|
int32_t GetNumberOfCellsInRow(nsIDOMElement* aTable, int32_t rowIndex);
|
|
|
|
/**
|
|
* Test if all cells in row or column at given index are selected.
|
|
*/
|
|
bool AllCellsInRowSelected(nsIDOMElement* aTable, int32_t aRowIndex,
|
|
int32_t aNumberOfColumns);
|
|
bool AllCellsInColumnSelected(nsIDOMElement* aTable, int32_t aColIndex,
|
|
int32_t aNumberOfRows);
|
|
|
|
bool IsEmptyCell(Element* aCell);
|
|
|
|
/**
|
|
* Most insert methods need to get the same basic context data.
|
|
* Any of the pointers may be null if you don't need that datum (for more
|
|
* efficiency).
|
|
* Input: *aCell is a known cell,
|
|
* if null, cell is obtained from the anchor node of the selection.
|
|
* Returns NS_EDITOR_ELEMENT_NOT_FOUND if cell is not found even if aCell is
|
|
* null.
|
|
*/
|
|
nsresult GetCellContext(Selection** aSelection, nsIDOMElement** aTable,
|
|
nsIDOMElement** aCell, nsIDOMNode** aCellParent,
|
|
int32_t* aCellOffset, int32_t* aRowIndex,
|
|
int32_t* aColIndex);
|
|
|
|
nsresult GetCellSpansAt(nsIDOMElement* aTable, int32_t aRowIndex,
|
|
int32_t aColIndex, int32_t& aActualRowSpan,
|
|
int32_t& aActualColSpan);
|
|
|
|
nsresult SplitCellIntoColumns(nsIDOMElement* aTable, int32_t aRowIndex,
|
|
int32_t aColIndex, int32_t aColSpanLeft,
|
|
int32_t aColSpanRight,
|
|
nsIDOMElement** aNewCell);
|
|
|
|
nsresult SplitCellIntoRows(nsIDOMElement* aTable, int32_t aRowIndex,
|
|
int32_t aColIndex, int32_t aRowSpanAbove,
|
|
int32_t aRowSpanBelow, nsIDOMElement** aNewCell);
|
|
|
|
nsresult CopyCellBackgroundColor(nsIDOMElement* destCell,
|
|
nsIDOMElement* sourceCell);
|
|
|
|
/**
|
|
* Reduce rowspan/colspan when cells span into nonexistent rows/columns.
|
|
*/
|
|
nsresult FixBadRowSpan(nsIDOMElement* aTable, int32_t aRowIndex,
|
|
int32_t& aNewRowCount);
|
|
nsresult FixBadColSpan(nsIDOMElement* aTable, int32_t aColIndex,
|
|
int32_t& aNewColCount);
|
|
|
|
/**
|
|
* Fallback method: Call this after using ClearSelection() and you
|
|
* failed to set selection to some other content in the document.
|
|
*/
|
|
nsresult SetSelectionAtDocumentStart(Selection* aSelection);
|
|
|
|
nsresult GetTableSize(Element* aTable,
|
|
int32_t* aRowCount, int32_t* aColCount);
|
|
|
|
// End of Table Editing utilities
|
|
|
|
static Element* GetEnclosingTable(nsINode* aNode);
|
|
static nsIDOMNode* GetEnclosingTable(nsIDOMNode* aNode);
|
|
|
|
/**
|
|
* Content-based query returns true if <aProperty aAttribute=aValue> effects
|
|
* aNode. If <aProperty aAttribute=aValue> contains aNode, but
|
|
* <aProperty aAttribute=SomeOtherValue> also contains aNode and the second is
|
|
* more deeply nested than the first, then the first does not effect aNode.
|
|
*
|
|
* @param aNode The target of the query
|
|
* @param aProperty The property that we are querying for
|
|
* @param aAttribute The attribute of aProperty, example: color in
|
|
* <FONT color="blue"> May be null.
|
|
* @param aValue The value of aAttribute, example: blue in
|
|
* <FONT color="blue"> May be null. Ignored if aAttribute
|
|
* is null.
|
|
* @param outValue [OUT] the value of the attribute, if aIsSet is true
|
|
* @return true if <aProperty aAttribute=aValue> effects
|
|
* aNode.
|
|
*
|
|
* The nsIContent variant returns aIsSet instead of using an out parameter.
|
|
*/
|
|
bool IsTextPropertySetByContent(nsINode* aNode,
|
|
nsAtom* aProperty,
|
|
nsAtom* aAttribute,
|
|
const nsAString* aValue,
|
|
nsAString* outValue = nullptr);
|
|
|
|
// Methods for handling plaintext quotations
|
|
nsresult PasteAsPlaintextQuotation(int32_t aSelectionType);
|
|
|
|
/**
|
|
* Insert a string as quoted text, replacing the selected text (if any).
|
|
* @param aQuotedText The string to insert.
|
|
* @param aAddCites Whether to prepend extra ">" to each line
|
|
* (usually true, unless those characters
|
|
* have already been added.)
|
|
* @return aNodeInserted The node spanning the insertion, if applicable.
|
|
* If aAddCites is false, this will be null.
|
|
*/
|
|
nsresult InsertAsPlaintextQuotation(const nsAString& aQuotedText,
|
|
bool aAddCites,
|
|
nsIDOMNode** aNodeInserted);
|
|
|
|
nsresult InsertObject(const nsACString& aType, nsISupports* aObject,
|
|
bool aIsSafe,
|
|
nsIDOMDocument* aSourceDoc,
|
|
nsIDOMNode* aDestinationNode,
|
|
int32_t aDestOffset,
|
|
bool aDoDeleteSelection);
|
|
|
|
// factored methods for handling insertion of data from transferables
|
|
// (drag&drop or clipboard)
|
|
NS_IMETHOD PrepareTransferable(nsITransferable** transferable) override;
|
|
nsresult PrepareHTMLTransferable(nsITransferable** transferable);
|
|
nsresult InsertFromTransferable(nsITransferable* transferable,
|
|
nsIDOMDocument* aSourceDoc,
|
|
const nsAString& aContextStr,
|
|
const nsAString& aInfoStr,
|
|
bool havePrivateHTMLFlavor,
|
|
nsIDOMNode *aDestinationNode,
|
|
int32_t aDestinationOffset,
|
|
bool aDoDeleteSelection);
|
|
virtual nsresult InsertFromDataTransfer(dom::DataTransfer* aDataTransfer,
|
|
int32_t aIndex,
|
|
nsIDOMDocument* aSourceDoc,
|
|
nsIDOMNode* aDestinationNode,
|
|
int32_t aDestOffset,
|
|
bool aDoDeleteSelection) override;
|
|
bool HavePrivateHTMLFlavor(nsIClipboard* clipboard );
|
|
nsresult ParseCFHTML(nsCString& aCfhtml, char16_t** aStuffToPaste,
|
|
char16_t** aCfcontext);
|
|
|
|
bool IsInLink(nsINode* aNode, nsCOMPtr<nsINode>* outLink = nullptr);
|
|
nsresult StripFormattingNodes(nsIContent& aNode, bool aOnlyList = false);
|
|
nsresult CreateDOMFragmentFromPaste(const nsAString& aInputString,
|
|
const nsAString& aContextStr,
|
|
const nsAString& aInfoStr,
|
|
nsCOMPtr<nsINode>* outFragNode,
|
|
nsCOMPtr<nsINode>* outStartNode,
|
|
nsCOMPtr<nsINode>* outEndNode,
|
|
int32_t* outStartOffset,
|
|
int32_t* outEndOffset,
|
|
bool aTrustedInput);
|
|
nsresult ParseFragment(const nsAString& aStr, nsAtom* aContextLocalName,
|
|
nsIDocument* aTargetDoc,
|
|
dom::DocumentFragment** aFragment, bool aTrustedInput);
|
|
void CreateListOfNodesToPaste(dom::DocumentFragment& aFragment,
|
|
nsTArray<OwningNonNull<nsINode>>& outNodeList,
|
|
nsINode* aStartContainer,
|
|
int32_t aStartOffset,
|
|
nsINode* aEndContainer,
|
|
int32_t aEndOffset);
|
|
nsresult CreateTagStack(nsTArray<nsString>& aTagStack,
|
|
nsIDOMNode* aNode);
|
|
enum class StartOrEnd { start, end };
|
|
void GetListAndTableParents(StartOrEnd aStartOrEnd,
|
|
nsTArray<OwningNonNull<nsINode>>& aNodeList,
|
|
nsTArray<OwningNonNull<Element>>& outArray);
|
|
int32_t DiscoverPartialListsAndTables(
|
|
nsTArray<OwningNonNull<nsINode>>& aPasteNodes,
|
|
nsTArray<OwningNonNull<Element>>& aListsAndTables);
|
|
nsINode* ScanForListAndTableStructure(
|
|
StartOrEnd aStartOrEnd,
|
|
nsTArray<OwningNonNull<nsINode>>& aNodes,
|
|
Element& aListOrTable);
|
|
void ReplaceOrphanedStructure(
|
|
StartOrEnd aStartOrEnd,
|
|
nsTArray<OwningNonNull<nsINode>>& aNodeArray,
|
|
nsTArray<OwningNonNull<Element>>& aListAndTableArray,
|
|
int32_t aHighWaterMark);
|
|
|
|
/**
|
|
* Small utility routine to test if a break node is visible to user.
|
|
*/
|
|
bool IsVisibleBRElement(nsINode* aNode);
|
|
|
|
/**
|
|
* GetBetterInsertionPointFor() returns better insertion point to insert
|
|
* aNodeToInsert.
|
|
*
|
|
* @param aNodeToInsert The node to insert.
|
|
* @param aPointToInsert A candidate point to insert the node.
|
|
* @return Better insertion point if next visible node
|
|
* is a <br> element and previous visible node
|
|
* is neither none, another <br> element nor
|
|
* different block level element.
|
|
*/
|
|
EditorRawDOMPoint
|
|
GetBetterInsertionPointFor(nsINode& aNodeToInsert,
|
|
const EditorRawDOMPoint& aPointToInsert);
|
|
|
|
/**
|
|
* Helpers for block transformations.
|
|
*/
|
|
nsresult MakeDefinitionItem(const nsAString& aItemType);
|
|
nsresult InsertBasicBlock(const nsAString& aBlockType);
|
|
|
|
/**
|
|
* Increase/decrease the font size of selection.
|
|
*/
|
|
enum class FontSize { incr, decr };
|
|
nsresult RelativeFontChange(FontSize aDir);
|
|
|
|
/**
|
|
* Helper routines for font size changing.
|
|
*/
|
|
nsresult RelativeFontChangeOnTextNode(FontSize aDir,
|
|
Text& aTextNode,
|
|
int32_t aStartOffset,
|
|
int32_t aEndOffset);
|
|
nsresult RelativeFontChangeOnNode(int32_t aSizeChange, nsIContent* aNode);
|
|
nsresult RelativeFontChangeHelper(int32_t aSizeChange, nsINode* aNode);
|
|
|
|
/**
|
|
* Helper routines for inline style.
|
|
*/
|
|
nsresult SetInlinePropertyOnTextNode(Text& aData,
|
|
int32_t aStartOffset,
|
|
int32_t aEndOffset,
|
|
nsAtom& aProperty,
|
|
nsAtom* aAttribute,
|
|
const nsAString& aValue);
|
|
nsresult SetInlinePropertyOnNode(nsIContent& aNode,
|
|
nsAtom& aProperty,
|
|
nsAtom* aAttribute,
|
|
const nsAString& aValue);
|
|
|
|
nsresult PromoteInlineRange(nsRange& aRange);
|
|
nsresult PromoteRangeIfStartsOrEndsInNamedAnchor(nsRange& aRange);
|
|
nsresult SplitStyleAboveRange(nsRange* aRange,
|
|
nsAtom* aProperty,
|
|
nsAtom* aAttribute);
|
|
nsresult SplitStyleAbovePoint(nsCOMPtr<nsINode>* aNode, int32_t* aOffset,
|
|
nsAtom* aProperty,
|
|
nsAtom* aAttribute,
|
|
nsIContent** aOutLeftNode = nullptr,
|
|
nsIContent** aOutRightNode = nullptr);
|
|
nsresult RemoveStyleInside(nsIContent& aNode,
|
|
nsAtom* aProperty,
|
|
nsAtom* aAttribute,
|
|
const bool aChildrenOnly = false);
|
|
|
|
bool NodeIsProperty(nsINode& aNode);
|
|
bool IsAtFrontOfNode(nsINode& aNode, int32_t aOffset);
|
|
bool IsAtEndOfNode(nsINode& aNode, int32_t aOffset);
|
|
bool IsOnlyAttribute(const Element* aElement, nsAtom* aAttribute);
|
|
|
|
nsresult RemoveBlockContainer(nsIContent& aNode);
|
|
|
|
nsIContent* GetPriorHTMLSibling(nsINode* aNode);
|
|
|
|
nsIContent* GetNextHTMLSibling(nsINode* aNode);
|
|
|
|
/**
|
|
* GetPreviousEditableHTMLNode*() methods are similar to
|
|
* EditorBase::GetPreviousEditableNode() but this won't return nodes outside
|
|
* active editing host.
|
|
*/
|
|
nsIContent* GetPreviousEditableHTMLNode(nsINode& aNode)
|
|
{
|
|
return GetPreviousEditableHTMLNodeInternal(aNode, false);
|
|
}
|
|
nsIContent* GetPreviousEditableHTMLNodeInBlock(nsINode& aNode)
|
|
{
|
|
return GetPreviousEditableHTMLNodeInternal(aNode, true);
|
|
}
|
|
nsIContent* GetPreviousEditableHTMLNode(const EditorRawDOMPoint& aPoint)
|
|
{
|
|
return GetPreviousEditableHTMLNodeInternal(aPoint, false);
|
|
}
|
|
nsIContent* GetPreviousEditableHTMLNodeInBlock(
|
|
const EditorRawDOMPoint& aPoint)
|
|
{
|
|
return GetPreviousEditableHTMLNodeInternal(aPoint, true);
|
|
}
|
|
|
|
/**
|
|
* GetPreviousEditableHTMLNodeInternal() methods are common implementation
|
|
* of above methods. Please don't use this method directly.
|
|
*/
|
|
nsIContent* GetPreviousEditableHTMLNodeInternal(nsINode& aNode,
|
|
bool aNoBlockCrossing);
|
|
nsIContent* GetPreviousEditableHTMLNodeInternal(
|
|
const EditorRawDOMPoint& aPoint,
|
|
bool aNoBlockCrossing);
|
|
|
|
/**
|
|
* GetNextEditableHTMLNode*() methods are similar to
|
|
* EditorBase::GetNextEditableNode() but this won't return nodes outside
|
|
* active editing host.
|
|
*
|
|
* Note that same as EditorBaseGetTextEditableNode(), methods which take
|
|
* |const EditorRawDOMPoint&| start to search from the node pointed by it.
|
|
* On the other hand, methods which take |nsINode&| start to search from
|
|
* next node of aNode.
|
|
*/
|
|
nsIContent* GetNextEditableHTMLNode(nsINode& aNode)
|
|
{
|
|
return GetNextEditableHTMLNodeInternal(aNode, false);
|
|
}
|
|
nsIContent* GetNextEditableHTMLNodeInBlock(nsINode& aNode)
|
|
{
|
|
return GetNextEditableHTMLNodeInternal(aNode, true);
|
|
}
|
|
nsIContent* GetNextEditableHTMLNode(const EditorRawDOMPoint& aPoint)
|
|
{
|
|
return GetNextEditableHTMLNodeInternal(aPoint, false);
|
|
}
|
|
nsIContent* GetNextEditableHTMLNodeInBlock(
|
|
const EditorRawDOMPoint& aPoint)
|
|
{
|
|
return GetNextEditableHTMLNodeInternal(aPoint, true);
|
|
}
|
|
|
|
/**
|
|
* GetNextEditableHTMLNodeInternal() methods are common implementation
|
|
* of above methods. Please don't use this method directly.
|
|
*/
|
|
nsIContent* GetNextEditableHTMLNodeInternal(nsINode& aNode,
|
|
bool aNoBlockCrossing);
|
|
nsIContent* GetNextEditableHTMLNodeInternal(
|
|
const EditorRawDOMPoint& aPoint,
|
|
bool aNoBlockCrossing);
|
|
|
|
bool IsFirstEditableChild(nsINode* aNode);
|
|
bool IsLastEditableChild(nsINode* aNode);
|
|
nsIContent* GetFirstEditableChild(nsINode& aNode);
|
|
nsIContent* GetLastEditableChild(nsINode& aNode);
|
|
|
|
nsIContent* GetFirstEditableLeaf(nsINode& aNode);
|
|
nsIContent* GetLastEditableLeaf(nsINode& aNode);
|
|
|
|
nsresult GetInlinePropertyBase(nsAtom& aProperty,
|
|
nsAtom* aAttribute,
|
|
const nsAString* aValue,
|
|
bool* aFirst,
|
|
bool* aAny,
|
|
bool* aAll,
|
|
nsAString* outValue);
|
|
bool HasStyleOrIdOrClass(Element* aElement);
|
|
nsresult RemoveElementIfNoStyleOrIdOrClass(Element& aElement);
|
|
|
|
/**
|
|
* Whether the outer window of the DOM event target has focus or not.
|
|
*/
|
|
bool OurWindowHasFocus();
|
|
|
|
/**
|
|
* This function is used to insert a string of HTML input optionally with some
|
|
* context information into the editable field. The HTML input either comes
|
|
* from a transferable object created as part of a drop/paste operation, or
|
|
* from the InsertHTML method. We may want the HTML input to be sanitized
|
|
* (for example, if it's coming from a transferable object), in which case
|
|
* aTrustedInput should be set to false, otherwise, the caller should set it
|
|
* to true, which means that the HTML will be inserted in the DOM verbatim.
|
|
*
|
|
* aClearStyle should be set to false if you want the paste to be affected by
|
|
* local style (e.g., for the insertHTML command).
|
|
*/
|
|
nsresult DoInsertHTMLWithContext(const nsAString& aInputString,
|
|
const nsAString& aContextStr,
|
|
const nsAString& aInfoStr,
|
|
const nsAString& aFlavor,
|
|
nsIDOMDocument* aSourceDoc,
|
|
nsIDOMNode* aDestNode,
|
|
int32_t aDestOffset,
|
|
bool aDeleteSelection,
|
|
bool aTrustedInput,
|
|
bool aClearStyle = true);
|
|
|
|
nsresult ClearStyle(nsCOMPtr<nsINode>* aNode, int32_t* aOffset,
|
|
nsAtom* aProperty, nsAtom* aAttribute);
|
|
|
|
/**
|
|
* sets the position of an element; warning it does NOT check if the
|
|
* element is already positioned or not and that's on purpose.
|
|
* @param aElement [IN] the element
|
|
* @param aX [IN] the x position in pixels.
|
|
* @param aY [IN] the y position in pixels.
|
|
*/
|
|
void SetTopAndLeft(Element& aElement, int32_t aX, int32_t aY);
|
|
|
|
/**
|
|
* Reset a selected cell or collapsed selection (the caret) after table
|
|
* editing.
|
|
*
|
|
* @param aTable A table in the document.
|
|
* @param aRow The row ...
|
|
* @param aCol ... and column defining the cell where we will try to
|
|
* place the caret.
|
|
* @param aSelected If true, we select the whole cell instead of setting
|
|
* caret.
|
|
* @param aDirection If cell at (aCol, aRow) is not found, search for
|
|
* previous cell in the same column (aPreviousColumn) or
|
|
* row (ePreviousRow) or don't search for another cell
|
|
* (aNoSearch). If no cell is found, caret is place just
|
|
* before table; and if that fails, at beginning of
|
|
* document. Thus we generally don't worry about the
|
|
* return value and can use the
|
|
* AutoSelectionSetterAfterTableEdit stack-based object to
|
|
* insure we reset the caret in a table-editing method.
|
|
*/
|
|
void SetSelectionAfterTableEdit(nsIDOMElement* aTable,
|
|
int32_t aRow, int32_t aCol,
|
|
int32_t aDirection, bool aSelected);
|
|
|
|
/**
|
|
* A more C++-friendly version of nsIHTMLEditor::GetSelectedElement
|
|
* that just returns null on errors.
|
|
*/
|
|
already_AddRefed<dom::Element> GetSelectedElement(const nsAString& aTagName);
|
|
|
|
protected:
|
|
RefPtr<TypeInState> mTypeInState;
|
|
RefPtr<ComposerCommandsUpdater> mComposerCommandsUpdater;
|
|
|
|
bool mCRInParagraphCreatesParagraph;
|
|
|
|
bool mCSSAware;
|
|
UniquePtr<CSSEditUtils> mCSSEditUtils;
|
|
|
|
// Used by GetFirstSelectedCell and GetNextSelectedCell
|
|
int32_t mSelectedCellIndex;
|
|
|
|
nsString mLastStyleSheetURL;
|
|
nsString mLastOverrideStyleSheetURL;
|
|
|
|
// Maintain a list of associated style sheets and their urls.
|
|
nsTArray<nsString> mStyleSheetURLs;
|
|
nsTArray<RefPtr<StyleSheet>> mStyleSheets;
|
|
|
|
protected:
|
|
// ANONYMOUS UTILS
|
|
void RemoveListenerAndDeleteRef(const nsAString& aEvent,
|
|
nsIDOMEventListener* aListener,
|
|
bool aUseCapture,
|
|
ManualNACPtr aElement,
|
|
nsIPresShell* aShell);
|
|
void DeleteRefToAnonymousNode(ManualNACPtr aContent,
|
|
nsIPresShell* aShell);
|
|
|
|
nsresult ShowResizersInner(Element& aResizedElement);
|
|
|
|
/**
|
|
* Returns the offset of an element's frame to its absolute containing block.
|
|
*/
|
|
nsresult GetElementOrigin(Element& aElement,
|
|
int32_t& aX, int32_t& aY);
|
|
nsresult GetPositionAndDimensions(Element& aElement,
|
|
int32_t& aX, int32_t& aY,
|
|
int32_t& aW, int32_t& aH,
|
|
int32_t& aBorderLeft,
|
|
int32_t& aBorderTop,
|
|
int32_t& aMarginLeft,
|
|
int32_t& aMarginTop);
|
|
|
|
bool IsInObservedSubtree(nsIDocument* aDocument,
|
|
nsIContent* aContainer,
|
|
nsIContent* aChild);
|
|
|
|
void UpdateRootElement();
|
|
|
|
// resizing
|
|
bool mIsObjectResizingEnabled;
|
|
bool mIsResizing;
|
|
bool mPreserveRatio;
|
|
bool mResizedObjectIsAnImage;
|
|
|
|
// absolute positioning
|
|
bool mIsAbsolutelyPositioningEnabled;
|
|
bool mResizedObjectIsAbsolutelyPositioned;
|
|
|
|
bool mGrabberClicked;
|
|
bool mIsMoving;
|
|
|
|
bool mSnapToGridEnabled;
|
|
|
|
// inline table editing
|
|
bool mIsInlineTableEditingEnabled;
|
|
|
|
// resizing
|
|
ManualNACPtr mTopLeftHandle;
|
|
ManualNACPtr mTopHandle;
|
|
ManualNACPtr mTopRightHandle;
|
|
ManualNACPtr mLeftHandle;
|
|
ManualNACPtr mRightHandle;
|
|
ManualNACPtr mBottomLeftHandle;
|
|
ManualNACPtr mBottomHandle;
|
|
ManualNACPtr mBottomRightHandle;
|
|
|
|
nsCOMPtr<Element> mActivatedHandle;
|
|
|
|
ManualNACPtr mResizingShadow;
|
|
ManualNACPtr mResizingInfo;
|
|
|
|
nsCOMPtr<Element> mResizedObject;
|
|
|
|
nsCOMPtr<nsIDOMEventListener> mMouseMotionListenerP;
|
|
nsCOMPtr<nsIDOMEventListener> mResizeEventListenerP;
|
|
|
|
int32_t mOriginalX;
|
|
int32_t mOriginalY;
|
|
|
|
int32_t mResizedObjectX;
|
|
int32_t mResizedObjectY;
|
|
int32_t mResizedObjectWidth;
|
|
int32_t mResizedObjectHeight;
|
|
|
|
int32_t mResizedObjectMarginLeft;
|
|
int32_t mResizedObjectMarginTop;
|
|
int32_t mResizedObjectBorderLeft;
|
|
int32_t mResizedObjectBorderTop;
|
|
|
|
int32_t mXIncrementFactor;
|
|
int32_t mYIncrementFactor;
|
|
int32_t mWidthIncrementFactor;
|
|
int32_t mHeightIncrementFactor;
|
|
|
|
int8_t mInfoXIncrement;
|
|
int8_t mInfoYIncrement;
|
|
|
|
nsresult SetAllResizersPosition();
|
|
|
|
/**
|
|
* Shows active resizers around an element's frame
|
|
* @param aResizedElement [IN] a DOM Element
|
|
*/
|
|
nsresult ShowResizers(Element& aResizedElement);
|
|
|
|
ManualNACPtr CreateResizer(int16_t aLocation, nsIContent& aParentContent);
|
|
void SetAnonymousElementPosition(int32_t aX, int32_t aY,
|
|
Element* aResizer);
|
|
|
|
ManualNACPtr CreateShadow(nsIContent& aParentContent,
|
|
Element& aOriginalObject);
|
|
nsresult SetShadowPosition(Element* aShadow, Element* aOriginalObject,
|
|
int32_t aOriginalObjectX,
|
|
int32_t aOriginalObjectY);
|
|
|
|
ManualNACPtr CreateResizingInfo(nsIContent& aParentContent);
|
|
nsresult SetResizingInfoPosition(int32_t aX, int32_t aY,
|
|
int32_t aW, int32_t aH);
|
|
|
|
int32_t GetNewResizingIncrement(int32_t aX, int32_t aY, int32_t aID);
|
|
nsresult StartResizing(nsIDOMElement* aHandle);
|
|
int32_t GetNewResizingX(int32_t aX, int32_t aY);
|
|
int32_t GetNewResizingY(int32_t aX, int32_t aY);
|
|
int32_t GetNewResizingWidth(int32_t aX, int32_t aY);
|
|
int32_t GetNewResizingHeight(int32_t aX, int32_t aY);
|
|
void HideShadowAndInfo();
|
|
void SetFinalSize(int32_t aX, int32_t aY);
|
|
void SetResizeIncrements(int32_t aX, int32_t aY, int32_t aW, int32_t aH,
|
|
bool aPreserveRatio);
|
|
void HideAnonymousEditingUIs();
|
|
|
|
// absolute positioning
|
|
int32_t mPositionedObjectX;
|
|
int32_t mPositionedObjectY;
|
|
int32_t mPositionedObjectWidth;
|
|
int32_t mPositionedObjectHeight;
|
|
|
|
int32_t mPositionedObjectMarginLeft;
|
|
int32_t mPositionedObjectMarginTop;
|
|
int32_t mPositionedObjectBorderLeft;
|
|
int32_t mPositionedObjectBorderTop;
|
|
|
|
nsCOMPtr<Element> mAbsolutelyPositionedObject;
|
|
ManualNACPtr mGrabber;
|
|
ManualNACPtr mPositioningShadow;
|
|
|
|
int32_t mGridSize;
|
|
|
|
nsresult SetPositionToAbsolute(Element& aElement);
|
|
nsresult SetPositionToStatic(Element& aElement);
|
|
|
|
/**
|
|
* sets the z-index of an element.
|
|
* @param aElement [IN] the element
|
|
* @param aZorder [IN] the z-index
|
|
*/
|
|
void SetZIndex(Element& aElement, int32_t aZorder);
|
|
|
|
/**
|
|
* shows a grabber attached to an arbitrary element. The grabber is an image
|
|
* positioned on the left hand side of the top border of the element. Draggin
|
|
* and dropping it allows to change the element's absolute position in the
|
|
* document. See chrome://editor/content/images/grabber.gif
|
|
* @param aElement [IN] the element
|
|
*/
|
|
nsresult ShowGrabber(Element& aElement);
|
|
|
|
/**
|
|
* hide the grabber if it shown.
|
|
*/
|
|
void HideGrabber();
|
|
|
|
ManualNACPtr CreateGrabber(nsIContent& aParentContent);
|
|
nsresult StartMoving(nsIDOMElement* aHandle);
|
|
nsresult SetFinalPosition(int32_t aX, int32_t aY);
|
|
void AddPositioningOffset(int32_t& aX, int32_t& aY);
|
|
void SnapToGrid(int32_t& newX, int32_t& newY);
|
|
nsresult GrabberClicked();
|
|
nsresult EndMoving();
|
|
nsresult GetTemporaryStyleForFocusedPositionedElement(Element& aElement,
|
|
nsAString& aReturn);
|
|
|
|
// inline table editing
|
|
RefPtr<Element> mInlineEditedCell;
|
|
|
|
ManualNACPtr mAddColumnBeforeButton;
|
|
ManualNACPtr mRemoveColumnButton;
|
|
ManualNACPtr mAddColumnAfterButton;
|
|
|
|
ManualNACPtr mAddRowBeforeButton;
|
|
ManualNACPtr mRemoveRowButton;
|
|
ManualNACPtr mAddRowAfterButton;
|
|
|
|
/**
|
|
* Shows inline table editing UI around a table cell
|
|
* @param aCell [IN] a DOM Element being a table cell, td or th
|
|
*/
|
|
nsresult ShowInlineTableEditingUI(Element* aCell);
|
|
|
|
/**
|
|
* Hide all inline table editing UI
|
|
*/
|
|
nsresult HideInlineTableEditingUI();
|
|
|
|
void AddMouseClickListener(Element* aElement);
|
|
void RemoveMouseClickListener(Element* aElement);
|
|
|
|
nsCOMPtr<nsILinkHandler> mLinkHandler;
|
|
|
|
ParagraphSeparator mDefaultParagraphSeparator;
|
|
|
|
public:
|
|
friend class AutoSelectionSetterAfterTableEdit;
|
|
friend class HTMLEditorEventListener;
|
|
friend class HTMLEditRules;
|
|
friend class TextEditRules;
|
|
friend class WSRunObject;
|
|
|
|
private:
|
|
bool IsSimpleModifiableNode(nsIContent* aContent,
|
|
nsAtom* aProperty,
|
|
nsAtom* aAttribute,
|
|
const nsAString* aValue);
|
|
nsresult SetInlinePropertyOnNodeImpl(nsIContent& aNode,
|
|
nsAtom& aProperty,
|
|
nsAtom* aAttribute,
|
|
const nsAString& aValue);
|
|
typedef enum { eInserted, eAppended } InsertedOrAppended;
|
|
void DoContentInserted(nsIDocument* aDocument, nsIContent* aContainer,
|
|
nsIContent* aChild,
|
|
InsertedOrAppended aInsertedOrAppended);
|
|
already_AddRefed<Element> GetElementOrParentByTagName(
|
|
const nsAString& aTagName, nsINode* aNode);
|
|
already_AddRefed<Element> CreateElementWithDefaults(
|
|
const nsAString& aTagName);
|
|
/**
|
|
* Returns an anonymous Element of type aTag,
|
|
* child of aParentContent. If aIsCreatedHidden is true, the class
|
|
* "hidden" is added to the created element. If aAnonClass is not
|
|
* the empty string, it becomes the value of the attribute "_moz_anonclass"
|
|
* @return a Element
|
|
* @param aTag [IN] desired type of the element to create
|
|
* @param aParentContent [IN] the parent node of the created anonymous
|
|
* element
|
|
* @param aAnonClass [IN] contents of the _moz_anonclass attribute
|
|
* @param aIsCreatedHidden [IN] a boolean specifying if the class "hidden"
|
|
* is to be added to the created anonymous
|
|
* element
|
|
*/
|
|
ManualNACPtr CreateAnonymousElement(nsAtom* aTag,
|
|
nsIContent& aParentContent,
|
|
const nsAString& aAnonClass,
|
|
bool aIsCreatedHidden);
|
|
};
|
|
|
|
} // namespace mozilla
|
|
|
|
mozilla::HTMLEditor*
|
|
nsIEditor::AsHTMLEditor()
|
|
{
|
|
return static_cast<mozilla::EditorBase*>(this)->mIsHTMLEditorClass ?
|
|
static_cast<mozilla::HTMLEditor*>(this) : nullptr;
|
|
}
|
|
|
|
const mozilla::HTMLEditor*
|
|
nsIEditor::AsHTMLEditor() const
|
|
{
|
|
return static_cast<const mozilla::EditorBase*>(this)->mIsHTMLEditorClass ?
|
|
static_cast<const mozilla::HTMLEditor*>(this) : nullptr;
|
|
}
|
|
|
|
#endif // #ifndef mozilla_HTMLEditor_h
|