HTML DOM Window 对象

HTML DOM Window 对象

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Window 对象

Window 对象用于描述浏览器窗口. A Window object is created automatically with every instance of a or tag.

IE: Internet Explorer, F: Firefox, N: Netscape, W3C: World Wide Web Consortium (Internet Standard).

Window 对象集合

集合	说明	IE	F	N	W3C
frames[]	返回所有在window中已经命名的frame	3	1	2

 

对象名	说明	IE	F	N	W3C
clientInformation	包含了有关浏览器的信息	4
clipboardData	包含了系统剪贴板的有关数据信息	5
document	这个对象可用于访问页面中的所有元素	3
event	描述某一事件状态	4
external		4
history	包含了用户曾经用浏览器访问过的URL	3
location	包含了当前浏览器地址栏中的URL	3
navigator	包含了客户端浏览器的相关信息	3
screen	包含了客户端显示屏的相关信息	4

Window 对象属性

属性名	说明	IE	F	N	W3C
closed	返回所引用窗口是否关闭的boolean型值	4	1	3
defaultStatus	设置或返回浏览器窗口状态栏的缺省文本(在页面载入时显示)	3	1	2
dialogArguments	返回所有传递到模式对话框窗口中的参数	4
dialogHeight	设置或返回模式对话框窗口的高度	4
dialogLeft	设置或返回模式对话框窗口距屏幕左边界的距离(单位为像素)	4
dialogTop	设置或返回模式对话框窗口距屏幕顶部边界的距离(单位为像素)	4
dialogWidth	设置或返回模式对话框窗口的宽度	4
frameElement	返回 frame 或 iframe 对象所在父文档的窗口	5
length	设置或返回窗口中包含的frame的数量	4	1	6
name	设置或返回窗口的名称	3	1	2
offscreenBuffering	设置或获取对象在对用户可见之前是否要先在屏幕外绘制	4
opener	设置或获取创建当前窗口的窗口的引用	4	1	3
parent	获取对象层次中的父窗口	3	1	2
returnValue	设置或获取从模式对话框返回的值	4
screenLeft	获取浏览器客户端左上角相对于屏幕左上角的　x　坐标	5
screenTop	获取浏览器客户端左上角相对于屏幕左上角的　y　坐标	5
self	返回对当前窗口的引用	3	1	2
status	设置或获取位于窗口底部状态栏的信息	3	1	2
top	获取最顶层的祖先窗口	3	1	2

Window 对象方法

方法	说明	IE	F	N	W3C
alert()	显示一个带有指定信息和确定按钮的警告对话框	3	1	2
attachEvent("event",pointer)		5
blur()	将焦点从当前窗口移除	4	1	3
clearInterval(ID)	取消由setInterval() 方法设置的timeout时间	4	1	4
clearTimeout(ID)	取消由setTimeout()方法设置的timeout时间	3	1	2
close()	关闭当前窗口	3	1	2
confirm()	显示一个带有指定信息和确定、取消按钮的对话框	3	1	2
createPopup()	创建弹出窗口	5
execScript("code", "lang")	执行指定的脚本， 参数说明如下： code 必需，要执行的脚本代码 lang 必需，为 JScript 、 VBScript 、 JavaScript一种	4
focus()	设这当前窗口的焦点位置	4	1	3
moveBy(x,y)	将当前窗口移动指定大小个像素位置(相对当前位置)	4	1	4
moveTo(x,y)	将当前窗口移动到指定位置(绝对位置)	4	1	4
navigate("URL")	载入指定的URL到当前窗口	3
open()	打开一个新浏览窗口	3
print()	打印当前窗口的内容	5	1	4
prompt()	显示一个提示用户输入的对话框	3	1	2
resizeBy()	缩放当前窗口指定个像素大小(相对缩放)	4
resizeTo()	缩放当前窗口到指定大小(绝对缩放)	4	1.5
scroll()	(不推荐使用). 使用 scrollTo() 来代替	4
scrollBy()	滚动当前窗口内容指定个像素位置(相对滚动)	4	1	4
scrollTo()	滚动当前窗口内容到指定像素位置(绝对滚动)	4	1	4
setActive()		5
setInterval(code, millisec[, "lang"])	在指定时间间隔内执行指定的代码，参数含义如下: code (必须).一个函数或一段要执行的代码 millisec (必须). 毫秒数 lang (可选). JScript | VBScript | JavaScript	4	1	4
setTimeout()	在指定时间后调用一个函数或一段代码	3	1	2
showHelp("URL"[, contextID])	显示一个帮助文件 (必须是.htm或.chm格式). 使用此方法时,当用户点击F1或点击菜单栏上的帮助时会弹出一个帮助窗口, 为防止出现默认的帮助窗口应该设置返回值为false, 参数含义如下 URL (必须). 帮助文件的URL contextID (可选). 一个指向帮助文件指定章节的标识,可以为string 或integer型	4
showModalDialog("URL"[, args, "list"])	Loads a URL in a modal dialog box. A modal dialog box retains focus while open. The user CANNOT switch windows until the dialog box is closed. The arguments can take the following values: "URL" - Required. The URL of the document to display. args - Optional. The arguments to use when displaying the URL. Use this parameter to pass a value of any type, including an array of values. The dialog box can extract the values from the dialogArguments property of the window object. "list" - Optional. Specifies the window ornaments for the dialog box, using one or more of the following semicolon-delimited values: dialogHeight : number the height* of the dialog window dialogLeft : number the left position of the dialog window dialogTop : number the top position of the dialog window dialogWidth : number the width* of the dialog window center : yes | no | 1 | 0 | on | off whether to center the dialog window within the desktop. Default is yes dialogHide : yes | no | 1 | 0 | on | off whether the dialog window is hidden when printing. Only available when a dialog box is opened from a trusted application. Default is no edge : sunken | raised the edge style of the dialog window. Default is raised help : yes | no | 1 | 0 | on | off whether the dialog window displays the Help icon. Default is yes resizable : yes | no | 1 | 0 | on | off whether the dialog window is resizable. Default is no scroll : yes | no | 1 | 0 | on | off whether the dialog window displays scrollbars. Default is yes status : yes | no | 1 | 0 | on | off whether the dialog window displays a status bar. Default is yes for untrusted dialog windows and no for trusted dialog windows unadorned : yes | no | 1 | 0 | on | off whether the dialog window displays the border window chrome. Only available when a dialog window is opened from a trusted application. Default is no	4
showModelessDialog("URL"[, args, "list"])	Loads a URL in a modeless dialog box. The modeless dialog box displays even when the user switches focus to another window (useful for menus and Help systems). The arguments can take the following values: "URL" - Required. The URL of the document to display. args - Optional. The arguments to use when displaying the URL. Use this parameter to pass a value of any type, including an array of values. The dialog box can extract the values from the dialogArguments property of the window object. "list" - Optional. Specifies the window ornaments for the dialog box, using one or more of the following semicolon-delimited values: dialogHeight : number the height* of the dialog window dialogLeft : number the left position of the dialog window dialogTop : number the top position of the dialog window dialogWidth : number the width* of the dialog window center : yes | no | 1 | 0 | on | off whether to center the dialog window within the desktop. Default is yes dialogHide : yes | no | 1 | 0 | on | off whether the dialog window is hidden when printing. Only available when a dialog box is opened from a trusted application. Default is no edge : sunken | raised the edge style of the dialog window. Default is raised help : yes | no | 1 | 0 | on | off whether the dialog window displays the Help icon. Default is yes resizable : yes | no | 1 | 0 | on | off whether the dialog window is resizable. Default is no scroll : yes | no | 1 | 0 | on | off whether the dialog window displays scrollbars. Default is yes status : yes | no | 1 | 0 | on | off whether the dialog window displays a status bar. Default is yes for untrusted dialog windows and no for trusted dialog windows unadorned : yes | no | 1 | 0 | on | off whether the dialog window displays the border window chrome. Only available when a dialog window is opened from a trusted application. Default is no	5

* The default unit of measure for dialogHeight and dialogWidth in IE4 is em; in IE5 it is px. Other values to use: cm, mm, in, pt, pc, or ex. For consistent results, use px! Note: The min. dialogHeight you can specify is 100px.

Window Object Events

Syntax: window.event_name="someJavaScriptCode"

Event	Description	IE	F	N	W3C
onBlur	Executes some code when a Blur event occurs		1	3
onError	Executes some code when an Error event occurs		1	3
onFocus	Executes some code when a Focus event occurs		1	3
onLoad	Executes some code when an Load event occurs		1	2
onResize	Executes some code when a Resize event occurs		1	4
onUnload	Executes some code when an Unload event occurs		1	2