JS代码网页屏蔽各种按键

发布于 2018-01-03  172 次阅读


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<script type = 'text/javascript' >
//屏蔽右键菜单
document.oncontextmenu = function(event) {
    if (window.event) {
        event = window.event;
    }
    try {
        var the = event.srcElement;
        if (!((the.tagName == "INPUT" && the.type.toLowerCase() == "text") || the.tagName == "TEXTAREA")) {
            return false;
        }
        return true;
    } catch (e) {
        return false;
    }
}
//屏蔽粘贴
document.onpaste = function(event) {
    if (window.event) {
        event = window.event;
    }
    try {
        var the = event.srcElement;
        if (!((the.tagName == "INPUT" && the.type.toLowerCase() == "text") || the.tagName == "TEXTAREA")) {
            return false;
        }
        return true;
    } catch (e) {
        return false;
    }
}
//屏蔽复制

//屏蔽剪切
document.oncut = function(event) {
    if (window.event) {
        event = window.event;
    }
    try {
        var the = event.srcElement;
        if (!((the.tagName == "INPUT" && the.type.toLowerCase() == "text") || the.tagName == "TEXTAREA")) {
            return false;
        }
        return true;
    } catch (e) {
        return false;
    }
}
//禁止f12

function fuckyou() {
    window.close(); //关闭当前窗口(防抽)
    window.location = "about:blank"; //将当前窗口跳转置空白页
}

function ck() {
    console.profile();
    console.profileEnd();
    //我们判断一下profiles里面有没有东西,如果有,肯定有人按F12了,没错!!
    if (console.clear) {
        console.clear()
    };
    if (typeof console.profiles == "object") {
        return console.profiles.length > 0;
    }
}

function hehe() {
    if ((window.console && (console.firebug || console.table && /firebug/i.test(console.table()))) || (typeof opera == 'object' && typeof opera.postError == 'function' && console.profile.length > 0)) {
        fuckyou();
    }
    if (typeof console.profiles == "object" && console.profiles.length > 0) {
        fuckyou();
    }
}
hehe();
window.onresize = function() {
    if ((window.outerHeight - window.innerHeight) > 200)
    //判断当前窗口内页高度和窗口高度,如果差值大于200,那么呵呵
    fuckyou();
}

document.onkeydown = function(event) {
    if ((event.keyCode == 112) || //屏蔽 F1
    (event.keyCode == 113) || //屏蔽 F2
    (event.keyCode == 114) || //屏蔽 F3
    (event.keyCode == 115) || //屏蔽 F4
    // (event.keyCode == 116) || //屏蔽 F5
    (event.keyCode == 117) || //屏蔽 F6
    (event.keyCode == 118) || //屏蔽 F7
    (event.keyCode == 119) || //屏蔽 F8
    (event.keyCode == 120) || //屏蔽 F9
    (event.keyCode == 121) || //屏蔽 F10
    (event.keyCode == 122) || //屏蔽 F11
    (event.keyCode == 123)) //屏蔽 F12
    {
        return false;
    }
}
window.onhelp = function() {
    return false;
} </script>

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