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在Google Chrome中加载页面后自动触发JavaScript代码_Javascript - Fatal编程技术网

在Google Chrome中加载页面后自动触发JavaScript代码

在Google Chrome中加载页面后自动触发JavaScript代码,javascript,Javascript,我有一个Javascript代码,我用它在HTML页面上产生夜间模式效果 代码是这样的- javascript: (function () { function RGBtoHSL(RGBColor) { with(Math) { var R, G, B; var cMax, cMin; var sum, diff; var Rdelta, Gdelta, Bdelta;

我有一个Javascript代码,我用它在HTML页面上产生夜间模式效果

代码是这样的-

javascript: (function () {
    function RGBtoHSL(RGBColor) {
        with(Math) {
            var R, G, B;
            var cMax, cMin;
            var sum, diff;
            var Rdelta, Gdelta, Bdelta;
            var H, L, S;
            R = RGBColor[0];
            G = RGBColor[1];
            B = RGBColor[2];
            cMax = max(max(R, G), B);
            cMin = min(min(R, G), B);
            sum = cMax + cMin;
            diff = cMax - cMin;
            L = sum / 2;
            if (cMax == cMin) {
                S = 0;
                H = 0;
            } else {
                if (L <= (1 / 2)) S = diff / sum;
                else S = diff / (2 - sum);
                Rdelta = R / 6 / diff;
                Gdelta = G / 6 / diff;
                Bdelta = B / 6 / diff;
                if (R == cMax) H = Gdelta - Bdelta;
                else if (G == cMax) H = (1 / 3) + Bdelta - Rdelta;
                else H = (2 / 3) + Rdelta - Gdelta; if (H < 0) H += 1;
                if (H > 1) H -= 1;
            }
            return [H, S, L];
        }
    }

    function getRGBColor(node, prop) {
        var rgb = getComputedStyle(node, null).getPropertyValue(prop);
        var r, g, b;
        if (/rgb\((\d+),\s(\d+),\s(\d+)\)/.exec(rgb)) {
            r = parseInt(RegExp.$1, 10);
            g = parseInt(RegExp.$2, 10);
            b = parseInt(RegExp.$3, 10);
            return [r / 255, g / 255, b / 255];
        }
        return rgb;
    }

    function hslToCSS(hsl) {
        return "hsl(" + Math.round(hsl[0] * 360) + ", " + Math.round(hsl[1] * 100) + "%, " + Math.round(hsl[2] * 100) + "%)";
    }
    var props = ["color", "background-color", "border-left-color", "border-right-color", "border-top-color", "border-bottom-color"];
    var props2 = ["color", "backgroundColor", "borderLeftColor", "borderRightColor", "borderTopColor", "borderBottomColor"];
    if (typeof getRGBColor(document.documentElement, "background-color") == "string") document.documentElement.style.backgroundColor = "white";
    revl(document.documentElement);

    function revl(n) {
        var i, x, color, hsl;
        if (n.nodeType == Node.ELEMENT_NODE) {
            for (i = 0; x = n.childNodes[i]; ++i) revl(x);
            for (i = 0; x = props[i]; ++i) {
                color = getRGBColor(n, x);
                if (typeof (color) != "string") {
                    hsl = RGBtoHSL(color);
                    hsl[2] = 1 - hsl[2];
                    n.style[props2[i]] = hslToCSS(hsl);
                }
            }
        }
    }
})()
javascript:(函数(){
函数RGBtoHSL(RGBColor){
(数学){
var R,G,B;
var cMax,cMin;
var总和,差异;
var Rdelta、Gdelta、Bdelta;
变量H,L,S;
R=RGBColor[0];
G=RGB颜色[1];
B=RGB颜色[2];
cMax=max(max(R,G),B);
cMin=min(min(R,G),B);
总和=cMax+cMin;
差异=cMax-cMin;
L=总和/2;
如果(cMax==cMin){
S=0;
H=0;
}否则{
如果(l1)H-=1;
}
返回[H,S,L];
}
}
函数getRGBColor(节点,属性){
var rgb=getComputedStyle(节点,null).getPropertyValue(属性);
var r,g,b;
if(/rgb\(\d+)\s(\d+)\s(\d+)\/.exec(rgb)){
r=parseInt(RegExp.$1,10);
g=parseInt(RegExp.$2,10);
b=parseInt(RegExp.$3,10);
返回[r/255,g/255,b/255];
}
返回rgb;
}
函数hslToCSS(hsl){
返回“hsl(“+Math.round(hsl[0]*360)+”,“+Math.round(hsl[1]*100)+”%,“+Math.round(hsl[2]*100)+”%)”;
}
var props=[“颜色”、“背景色”、“边框左侧颜色”、“边框右侧颜色”、“边框顶部颜色”、“边框底部颜色”];
var props2=[“颜色”、“背景颜色”、“borderLeftColor”、“borderRightColor”、“borderTopColor”、“borderBottomColor”];
if(getRGBColor(document.documentElement,“背景色”)==“字符串”)document.documentElement.style.backgroundColor=“白色”;
revl(document.documentElement);
函数revl(n){
变量i、x、颜色、hsl;
if(n.nodeType==Node.ELEMENT\u Node){
对于(i=0;x=n.childNodes[i];++i)revl(x);
对于(i=0;x=props[i];++i){
颜色=getRGBColor(n,x);
if(typeof(color)!=“string”){
hsl=RGBtoHSL(颜色);
hsl[2]=1-hsl[2];
n、 样式[props2[i]]=hslToCSS(hsl);
}
}
}
}
})()

我已经将它保存为GoogleChrome上书签栏中的书签,但我希望它能自动应用于我加载的每个页面。我应该做些什么来实现这一点?

您应该将其作为



用户脚本:了解它们。你知道在Google Chrome中添加
user.js
本地文件的方法吗。