-//------------------------------------------------------------------------------------------
-// StyleChange
-
-class StyleChange {
-public:
- enum ELegacyHTMLStyles { DoNotUseLegacyHTMLStyles, UseLegacyHTMLStyles };
-
- explicit StyleChange(DOM::CSSStyleDeclarationImpl *, ELegacyHTMLStyles usesLegacyStyles=UseLegacyHTMLStyles);
- StyleChange(DOM::CSSStyleDeclarationImpl *, const DOM::Position &, ELegacyHTMLStyles usesLegacyStyles=UseLegacyHTMLStyles);
-
- static ELegacyHTMLStyles styleModeForParseMode(bool);
-
- DOM::DOMString cssStyle() const { return m_cssStyle; }
- bool applyBold() const { return m_applyBold; }
- bool applyItalic() const { return m_applyItalic; }
- bool applyFontColor() const { return m_applyFontColor.length() > 0; }
- bool applyFontFace() const { return m_applyFontFace.length() > 0; }
- bool applyFontSize() const { return m_applyFontSize.length() > 0; }
-
- DOM::DOMString fontColor() { return m_applyFontColor; }
- DOM::DOMString fontFace() { return m_applyFontFace; }
- DOM::DOMString fontSize() { return m_applyFontSize; }
-
- bool usesLegacyStyles() const { return m_usesLegacyStyles; }
-
-private:
- void init(DOM::CSSStyleDeclarationImpl *, const DOM::Position &);
- bool checkForLegacyHTMLStyleChange(const DOM::CSSProperty *);
- static bool currentlyHasStyle(const DOM::Position &, const DOM::CSSProperty *);
-
- DOM::DOMString m_cssStyle;
- bool m_applyBold;
- bool m_applyItalic;
- DOM::DOMString m_applyFontColor;
- DOM::DOMString m_applyFontFace;
- DOM::DOMString m_applyFontSize;
- bool m_usesLegacyStyles;
-};
-
-//------------------------------------------------------------------------------------------
-// CompositeEditCommand
-
-class CompositeEditCommand : public EditCommand
-{
-public:
- CompositeEditCommand(DOM::DocumentImpl *);
-
- virtual void doUnapply();
- virtual void doReapply();
-
-protected:
- //
- // sugary-sweet convenience functions to help create and apply edit commands in composite commands
- //
- void appendNode(DOM::NodeImpl *appendChild, DOM::NodeImpl *parentNode);
- void applyCommandToComposite(EditCommandPtr &);
- void applyStyle(DOM::CSSStyleDeclarationImpl *style, EditAction editingAction=EditActionChangeAttributes);
- void deleteKeyPressed();
- void deleteSelection(bool smartDelete=false, bool mergeBlocksAfterDelete=true);
- void deleteSelection(const Selection &selection, bool smartDelete=false, bool mergeBlocksAfterDelete=true);
- void deleteTextFromNode(DOM::TextImpl *node, long offset, long count);
- void inputText(const DOM::DOMString &text, bool selectInsertedText = false);
- void insertNodeAfter(DOM::NodeImpl *insertChild, DOM::NodeImpl *refChild);
- void insertNodeAt(DOM::NodeImpl *insertChild, DOM::NodeImpl *refChild, long offset);
- void insertNodeBefore(DOM::NodeImpl *insertChild, DOM::NodeImpl *refChild);
- void insertParagraphSeparator();
- void insertTextIntoNode(DOM::TextImpl *node, long offset, const DOM::DOMString &text);
- void joinTextNodes(DOM::TextImpl *text1, DOM::TextImpl *text2);
- void rebalanceWhitespace();
- void removeCSSProperty(DOM::CSSStyleDeclarationImpl *, int property);
- void removeFullySelectedNode(DOM::NodeImpl *node);
- void removeNodeAttribute(DOM::ElementImpl *, int attribute);
- void removeChildrenInRange(DOM::NodeImpl *node, int from, int to);
- void removeNode(DOM::NodeImpl *removeChild);
- void removeNodePreservingChildren(DOM::NodeImpl *node);
- void replaceTextInNode(DOM::TextImpl *node, long offset, long count, const DOM::DOMString &replacementText);
- void setNodeAttribute(DOM::ElementImpl *, int attribute, const DOM::DOMString &);
- void splitTextNode(DOM::TextImpl *text, long offset);
- void splitElement(DOM::ElementImpl *element, DOM::NodeImpl *atChild);
- void mergeIdenticalElements(DOM::ElementImpl *first, DOM::ElementImpl *second);
- void wrapContentsInDummySpan(DOM::ElementImpl *element);
- void splitTextNodeContainingElement(DOM::TextImpl *text, long offset);
-
- void deleteInsignificantText(DOM::TextImpl *, int start, int end);
- void deleteInsignificantText(const DOM::Position &start, const DOM::Position &end);
- void deleteInsignificantTextDownstream(const DOM::Position &);
-
- DOM::NodeImpl *appendBlockPlaceholder(DOM::NodeImpl *);
- DOM::NodeImpl *insertBlockPlaceholder(const DOM::Position &pos);
- DOM::NodeImpl *addBlockPlaceholderIfNeeded(DOM::NodeImpl *);
- bool removeBlockPlaceholder(DOM::NodeImpl *);
- DOM::NodeImpl *findBlockPlaceholder(DOM::NodeImpl *);
-
- void moveParagraphContentsToNewBlockIfNecessary(const DOM::Position &);
-
- QValueList<EditCommandPtr> m_cmds;
-};
-
-//==========================================================================================
-// Concrete commands
-//------------------------------------------------------------------------------------------
-// AppendNodeCommand
-
-class AppendNodeCommand : public EditCommand
-{
-public:
- AppendNodeCommand(DOM::DocumentImpl *, DOM::NodeImpl *appendChild, DOM::NodeImpl *parentNode);
- virtual ~AppendNodeCommand();
-
- virtual void doApply();
- virtual void doUnapply();
-
- DOM::NodeImpl *appendChild() const { return m_appendChild; }
- DOM::NodeImpl *parentNode() const { return m_parentNode; }
-
-private:
- DOM::NodeImpl *m_appendChild;
- DOM::NodeImpl *m_parentNode;
-};
-
-//------------------------------------------------------------------------------------------
-// ApplyStyleCommand
-
-class ApplyStyleCommand : public CompositeEditCommand
-{
-public:
- enum EPropertyLevel { PropertyDefault, ForceBlockProperties };
-
- ApplyStyleCommand(DOM::DocumentImpl *, DOM::CSSStyleDeclarationImpl *style, EditAction editingAction=EditActionChangeAttributes, EPropertyLevel=PropertyDefault);
- virtual ~ApplyStyleCommand();
-
- virtual void doApply();
- virtual EditAction editingAction() const;
-
- DOM::CSSMutableStyleDeclarationImpl *style() const { return m_style; }
-
-private:
- // style-removal helpers
- bool isHTMLStyleNode(DOM::CSSMutableStyleDeclarationImpl *, DOM::HTMLElementImpl *);
- void removeHTMLStyleNode(DOM::HTMLElementImpl *);
- void removeHTMLFontStyle(DOM::CSSMutableStyleDeclarationImpl *, DOM::HTMLElementImpl *);
- void removeCSSStyle(DOM::CSSMutableStyleDeclarationImpl *, DOM::HTMLElementImpl *);
- void removeBlockStyle(DOM::CSSMutableStyleDeclarationImpl *, const DOM::Position &start, const DOM::Position &end);
- void removeInlineStyle(DOM::CSSMutableStyleDeclarationImpl *, const DOM::Position &start, const DOM::Position &end);
- bool nodeFullySelected(DOM::NodeImpl *, const DOM::Position &start, const DOM::Position &end) const;
- bool nodeFullyUnselected(DOM::NodeImpl *node, const DOM::Position &start, const DOM::Position &end) const;
- DOM::CSSMutableStyleDeclarationImpl *extractTextDecorationStyle(DOM::NodeImpl *node);
- DOM::CSSMutableStyleDeclarationImpl *extractAndNegateTextDecorationStyle(DOM::NodeImpl *node);
- void applyTextDecorationStyle(DOM::NodeImpl *node, DOM::CSSMutableStyleDeclarationImpl *style);
- void pushDownTextDecorationStyleAroundNode(DOM::NodeImpl *node, const DOM::Position &start, const DOM::Position &end, bool force);
- void pushDownTextDecorationStyleAtBoundaries(const DOM::Position &start, const DOM::Position &end);
-
- // style-application helpers
- void applyBlockStyle(DOM::CSSMutableStyleDeclarationImpl *);
- void applyRelativeFontStyleChange(DOM::CSSMutableStyleDeclarationImpl *);
- void applyInlineStyle(DOM::CSSMutableStyleDeclarationImpl *);
- void addBlockStyleIfNeeded(DOM::CSSMutableStyleDeclarationImpl *, DOM::NodeImpl *);
- void addInlineStyleIfNeeded(DOM::CSSMutableStyleDeclarationImpl *, DOM::NodeImpl *start, DOM::NodeImpl *end);
- bool splitTextAtStartIfNeeded(const DOM::Position &start, const DOM::Position &end);
- bool splitTextAtEndIfNeeded(const DOM::Position &start, const DOM::Position &end);
- bool splitTextElementAtStartIfNeeded(const DOM::Position &start, const DOM::Position &end);
- bool splitTextElementAtEndIfNeeded(const DOM::Position &start, const DOM::Position &end);
- bool mergeStartWithPreviousIfIdentical(const DOM::Position &start, const DOM::Position &end);
- bool mergeEndWithNextIfIdentical(const DOM::Position &start, const DOM::Position &end);
- void cleanUpEmptyStyleSpans(const DOM::Position &start, const DOM::Position &end);
-
- void surroundNodeRangeWithElement(DOM::NodeImpl *start, DOM::NodeImpl *end, DOM::ElementImpl *element);
- float computedFontSize(const DOM::NodeImpl *);
- void joinChildTextNodes(DOM::NodeImpl *, const DOM::Position &start, const DOM::Position &end);
-
- DOM::CSSMutableStyleDeclarationImpl *m_style;
- EditAction m_editingAction;
- EPropertyLevel m_propertyLevel;
-};
-
git://git.webkit.org / WebKit-https.git / blobdiff