How to realize full screen of HTML5 video player
This article introduces the knowledge of "how to achieve full-screen HTML5 video player". Many people will encounter such a dilemma in the operation of actual cases, so let the editor lead you to learn how to deal with these situations. I hope you can read it carefully and be able to achieve something!
First of all, the title is misleading, but the reason for changing the title in this way is mainly because video uses more
In html5, the full-screen method can be applied to many html elements, not just video
The code is as follows:
Full screen issu
* {
Padding: 0px
Margin: 0px
}
Body div.videobox {
Width: 400px
Height: 320px
Margin: 100px auto
Background-color:#000
}
Body div.videobox video.video
{
Width: 100%
Height: 100%
}
:-webkit-full-screen {
}
:-moz-full-screen {
}
:-ms-fullscreen {
}
:-o-fullscreen {
}
: full-screen {
}
: fullscreen {
}
:-webkit-full-screen video {
Width: 100%
Height: 100%
}
:-moz-full-screen video {
Width: 100%
Height: 100%
}
Full screen
/ / reflection usage
Var invokeFieldOrMethod = function (element, method)
{
Var usablePrefixMethod
["webkit", "moz", "ms", "o", ""] .forEach (function (prefix) {
If (usablePrefixMethod) return
If (prefix = "") {
/ / No prefix, method initials are lowercase
Method = method.slice (0jue 1). ToLowerCase () + method.slice (1)
}
Var typePrefixMethod = typeof element [prefix + method]
If (typePrefixMethod + ""! = = "undefined") {
If (typePrefixMethod = = "function") {
UsablePrefixMethod = element [prefix + method] ()
} else {
UsablePrefixMethod = element [prefix + method]
}
}
});
Return usablePrefixMethod
}
/ / enter full screen
Function launchFullscreen (element)
{
/ / this method cannot be run in the step task, otherwise Firefox will not be able to full screen
If (element.requestFullscreen) {
Element.requestFullscreen ()
} else if (element.mozRequestFullScreen) {
Element.mozRequestFullScreen ()
} else if (element.msRequestFullscreen) {
Element.msRequestFullscreen ()
} else if (element.oRequestFullscreen) {
Element.oRequestFullscreen ()
}
Else if (element.webkitRequestFullscreen)
{
Element.webkitRequestFullScreen ()
} else {
Var docHtml = document.documentElement
Var docBody = document.body
Var videobox = document.getElementById ('videobox')
Var cssText = 'width:100%;height:100%;overflow:hidden;'
DocHtml.style.cssText = cssText
DocBody.style.cssText = cssText
Videobox.style.cssText = cssText+';'+'margin:0px;padding:0px;'
Document.IsFullScreen = true
}
}
/ / exit full screen
Function exitFullscreen ()
{
If (document.exitFullscreen) {
Document.exitFullscreen ()
} else if (document.msExitFullscreen) {
Document.msExitFullscreen ()
} else if (document.mozCancelFullScreen) {
Document.mozCancelFullScreen ()
} else if (document.oRequestFullscreen) {
Document.oCancelFullScreen ()
} else if (document.webkitExitFullscreen) {
Document.webkitExitFullscreen ()
} else {
Var docHtml = document.documentElement
Var docBody = document.body
Var videobox = document.getElementById ('videobox')
DocHtml.style.cssText = ""
DocBody.style.cssText = ""
Videobox.style.cssText = ""
Document.IsFullScreen = false
}
}
Document.getElementById ('fullScreenBtn'). AddEventListener (' click',function () {
LaunchFullscreen (document.getElementById ('video'))
Window.setTimeout (function exit () {
/ / check whether the processor is on full screen.
If (invokeFieldOrMethod (document,'FullScreen') | | invokeFieldOrMethod (document,'IsFullScreen') | | document.IsFullScreen)
{
ExitFullscreen ()
}
}, 5: 1000)
}, false)
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