iska
140 lines
3.2 KiB
Objective-C
140 lines
3.2 KiB
Objective-C
//
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// HTMLListOfActiveFormattingElements.h
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// HTMLKit
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//
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// Created by Iska on 22/03/15.
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// Copyright (c) 2015 BrainCookie. All rights reserved.
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//
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///------------------------------------------------------
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/// HTMLKit private header
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///------------------------------------------------------
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#import <Foundation/Foundation.h>
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#import "HTMLElement.h"
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/**
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The List of Active Formatting Elements. It is used to handle mis-nested formatting element tags.
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https://html.spec.whatwg.org/multipage/syntax.html#the-list-of-active-formatting-elements
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*/
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@interface HTMLListOfActiveFormattingElements : NSObject
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/**
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Returns the object at the specified index.
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@param index An index within the bounds of the list.
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@return The node located at index.
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*/
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- (id)objectAtIndexedSubscript:(NSUInteger)index;
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/**
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Replaces the object at the index with the new object.
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@param obj The node with which to replace the object at given index in the list.
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@param idx The index of the object to be replaced.
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*/
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- (void)setObject:(id)obj atIndexedSubscript:(NSUInteger)idx;
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/**
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Returns the index of the given node in the list.
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@param node The node.
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@return The index of the given node in the list.
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*/
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- (NSUInteger)indexOfElement:(id)node;
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/**
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Adds the given element to the list.
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@param element The element to add.
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*/
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- (void)addElement:(HTMLElement *)element;
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/**
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Removes the given element from the list.
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@param element The element to remove.
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*/
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- (void)removeElement:(id)element;
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/**
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Checks whether the given element is in the list.
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@param element The element to check.
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@return `YES` if element is in the list, `NO` otherwise.
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*/
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- (BOOL)containsElement:(id)element;
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/**
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Inserts the given element at the index into the list.
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@param element The element to insert.
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@param index The index at which the element should be inserted.
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*/
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- (void)insertElement:(HTMLElement *)element atIndex:(NSUInteger)index;
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/**
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Replaces the element at the given index in the list with the new element.
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@param index The index of the element to be replaced.
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@param element The element with which to replace the element at given index in the list.
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*/
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- (void)replaceElementAtIndex:(NSUInteger)index withElement:(HTMLElement *)element;
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/**
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Returns the last element in this list.
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@return The last entry.
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*/
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- (id)lastEntry;
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/**
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Adds a marker to the end of this list
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*/
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- (void)addMarker;
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/**
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Clears all elements from the end of this list upto the last marker.
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*/
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- (void)clearUptoLastMarker;
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/**
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Returns the last element in the list having the given tag name, that is between the end of the list and the last marker
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in the list, if any, or the start of the list otherwise.
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@param tagName The tag name.
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@return The formatting element.
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*/
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- (HTMLElement *)formattingElementWithTagName:(NSString *)tagName;
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/**
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Returns the count of elements in this list.
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@return The elements count.
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*/
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- (NSUInteger)count;
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/**
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Checks whether this list is empty.
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@return `YES` if the stack is empty, `NO` otherwise.
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*/
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- (BOOL)isEmpty;
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/**
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Return an object enumerator over this list.
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@return An enumerator
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*/
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- (NSEnumerator *)enumerator;
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/**
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Return an object enumerator over this list.
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@return An enumerator
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*/
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- (NSEnumerator *)reverseObjectEnumerator;
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@end
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