19066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project/* 29066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * Copyright (C) 2007 The Android Open Source Project 39066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * 49066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * Licensed under the Apache License, Version 2.0 (the "License"); 59066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * you may not use this file except in compliance with the License. 69066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * You may obtain a copy of the License at 79066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * 89066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * http://www.apache.org/licenses/LICENSE-2.0 99066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * 109066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * Unless required by applicable law or agreed to in writing, software 119066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * distributed under the License is distributed on an "AS IS" BASIS, 129066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 139066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * See the License for the specific language governing permissions and 149066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * limitations under the License. 159066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project */ 169066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project#ifndef __DOM_ELEMENT_IMPL__ 179066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project#define __DOM_ELEMENT_IMPL__ 189066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project#include "NodeImpl.h" 199066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project#include "NodeListImpl.h" 209066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project#include "NodeType.h" 219066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 229066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Projectclass ElementImpl : public NodeImpl 239066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project{ 249066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Projectpublic: 259066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 269066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project /** 279066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * The name of the element. For example, in: 289066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * <pre> <elementExample 299066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * id="demo"> ... </elementExample> , </pre> 309066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * <code>tagName</code> has 319066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * the value <code>"elementExample"</code>. Note that this is 329066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * case-preserving in XML, as are all of the operations of the DOM. The 339066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * HTML DOM returns the <code>tagName</code> of an HTML element in the 349066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * canonical uppercase form, regardless of the case in the source HTML 359066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * document. 369066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * @return the element's tag name. 379066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project */ 389066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project virtual const DOMString* getTagName() const; 399066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 409066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project /** 419066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * Retrieves an attribute value by name. 429066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * @param name The name of the attribute to retrieve. 439066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * @return The <code>Attr</code> value as a string, or the empty string 449066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * if that attribute does not have a specified or default value. 459066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project */ 469066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project virtual const DOMString* getAttribute(const DOMString* name) const; 479066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 489066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project /** 499066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * Adds a new attribute. If an attribute with that name is already present 509066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * in the element, its value is changed to be that of the value 519066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * parameter. This value is a simple string; it is not parsed as it is 529066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * being set. So any markup (such as syntax to be recognized as an 539066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * entity reference) is treated as literal text, and needs to be 549066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * appropriately escaped by the implementation when it is written out. 559066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * In order to assign an attribute value that contains entity 569066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * references, the user must create an <code>Attr</code> node plus any 579066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * <code>Text</code> and <code>EntityReference</code> nodes, build the 589066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * appropriate subtree, and use <code>setAttributeNode</code> to assign 599066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * it as the value of an attribute. 609066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * <br>To set an attribute with a qualified name and namespace URI, use 619066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * the <code>setAttributeNS</code> method. 629066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * @param name The name of the attribute to create or alter. 639066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * @param value Value to set in string form. 649066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * @exception DOMException 659066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * INVALID_CHARACTER_ERR: Raised if the specified name contains an 669066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * illegal character. 679066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * <br>NO_MODIFICATION_ALLOWED_ERR: Raised if this node is readonly. 689066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project */ 699066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project virtual void setAttribute(const DOMString* name, const DOMString* value) throw (DOMException); 709066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 719066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project /** 729066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * Removes an attribute by name. If the removed attribute is known to have 739066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * a default value, an attribute immediately appears containing the 749066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * default value as well as the corresponding namespace URI, local name, 759066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * and prefix when applicable. 769066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * <br>To remove an attribute by local name and namespace URI, use the 779066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * <code>removeAttributeNS</code> method. 789066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * @param name The name of the attribute to remove. 799066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * @exception DOMException 809066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * NO_MODIFICATION_ALLOWED_ERR: Raised if this node is readonly. 819066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project */ 829066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project virtual void removeAttribute(const DOMString* name) throw (DOMException); 839066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 849066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project /** 859066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * Returns a <code>NodeList</code> of all descendant <code>Elements</code> 869066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * with a given tag name, in the order in which they are encountered in 879066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * a preorder traversal of this <code>Element</code> tree. 889066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * @param name The name of the tag to match on. The special value "*" 899066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * matches all tags. 909066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * @return A list of matching <code>Element</code> nodes. 919066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project */ 929066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project NodeListImpl* getElementsByTagName(const DOMString* name) const; 939066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 949066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project /** Override getNodeType() method in NodeImpl.h.*/ 959066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project virtual bool hasAttributes() const; 969066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 979066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project /** Override getNodeName() method in NodeImpl.h.*/ 989066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project const DOMString* getNodeName() const; 999066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 1009066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project /** Override getNodeType() method in NodeImpl.h.*/ 1019066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project NodeType getNodeType() const; 1029066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 1039066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project /** Defining "click()" method*/ 1049066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project virtual void click(){} 1059066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 1069066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project /** Defining "blur()" method,*/ 1079066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project virtual void blur(){} 1089066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 1099066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project /** Defining "focus()" method*/ 1109066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project virtual void focus(){} 1119066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 1129066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project /** Defining "change()" method*/ 1139066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project virtual void change(){} 1149066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 1159066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project /** Defining "select()" method*/ 1169066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project virtual void select(){} 1179066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 1189066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project /** Defining "onClick()" event input,textarea,button, and anchor*/ 1199066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project virtual bool onClick(){return true;} 1209066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 1219066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project /** Defining "onBlur()" event,for input,textarea,button,anchor and select */ 1229066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project virtual bool onBlur(){return true;} 1239066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 1249066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project /** Defining "onFocus()" event,for input,textarea,button,anchor and select*/ 1259066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project virtual bool onFocus(){return true;} 1269066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 1279066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project /** Defining "onChange()" event,for input,textarea and select tag*/ 1289066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project virtual bool onChange(){return true;} 1299066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 1309066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project /** Defining "onSelect()" event,for textarea and input*/ 1319066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project virtual bool onSelect(){return true;} 1329066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 1339066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project /** 1349066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * when the end tag of one element is found,this method would be called.The basic action is call seCompleted(). 1359066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project **/ 1369066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project virtual void endElement() {} 1379066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 1389066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Projectprivate: 1399066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project /** 1409066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * Get elements whose name match on <code>name</code>,than keep they into <code>nodeList</code>. 1419066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * @param name The tag name of the elements to match on. 1429066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * @param nodeList keep all the matched element. 1439066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project */ 1449066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project void getElementsByTagName(const DOMString* name,NodeListImpl* nodeList) const; 1459066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project}; 1469066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project#endif /*__DOM_ELEMENT_IMPL__*/ 1479066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 148