func doIt(browser *cef.Browser) {
// 1.加载百度首页
browser.LoadURL("http://www.baidu.com")
time.Sleep(5 * time.Second)
url := browser.GetURL()
fmt.Printf("Url=%v\n", url)
src := browser.GetSource()
ioutil.WriteFile("a.txt", []byte(src), 0644)
fmt.Printf("src=%v\n", len(src))
time.Sleep(200 * time.Second)
//js := `function() { return "1"; }();`
//browser.Eval(js)
// 执行Js
//browser.ExecuteJavaScript(`app.cefResult("a");`, "", 1)
result := browser.ExecuteJavaScriptWithResult(`(function() { cef.setResult("13"); })();`)
fmt.Printf("Eval Js. result=%v\n", result)
//browser.InjectJs("js/jquery.min.js")
// http://stackoverflow.com/questions/12605315/html5-getimagedata-without-canvas
// http://blog.csdn.net/hursing/article/details/12868109
//browser.InjectJs("js/imageutil.js")
//browser.InjectJs("js/html2canvas.js")
/*filename := browser.ExecuteJavaScriptWithResult(`
(function() {
var img = $("#lg img")[0];
var imageData = captureImage(img);
var filename = app.renderImage(imageData.data, imageData.width, imageData.height);
return filename;
})();`)
fmt.Printf("filename: %v\n", filename)
*/
/*
filename := browser.ExecuteJavaScriptWithResult(`
html2canvas(document.body, {
onrendered: function(canvas) {
var imageData = canvasToData(canvas);
var filename = app.renderImage(imageData.data, imageData.width, imageData.height);
app.cefResult(filename);
}
});
`)
fmt.Printf("filename: %v\n", filename)
*/
/*c := `var canvas = document.createElement('canvas');
var context = canvas.getContext('2d');
var img = $("#lg img")[0];
//var img = document.getElementById('tulip');
canvas.width = img.width;
canvas.height = img.height;
context.drawImage(img, 0, 0);//, img.width, img.height
var imageData = context.getImageData(0, 0, img.width, img.height);
//alert('3:' + img.width + '/' + img.height + '/' + imageData.data.length);
var txtFile = '';
//console.log('image.data.length=' + imageData.data.length);
var dataArray = new Array(imageData.data.length);
for (var i = 0; i < dataArray.length; i++) {
dataArray[i] = imageData.data[i];
}
var strImageData = dataArray.toString();
//console.log("strImageData=" + strImageData);
var filename = app.set_image_data(strImageData, img.width, img.height);
alert(filename);
//alert('4');`
//c := `var canvas = $("#lg img");var context = canvas[0].getContext("2d");alert(context);`
*/
// 获取图片
//browser.ExecuteJavaScript(c, "", 1)
// 发送进程消息
//browser.SendProcessMessageTest()
// 模拟点击
code := `
function getOffset( el ) {
var _x = 0;
var _y = 0;
while( el && !isNaN( el.offsetLeft ) && !isNaN( el.offsetTop ) ) {
_x += el.offsetLeft - el.scrollLeft;
_y += el.offsetTop - el.scrollTop;
// chrome/safari
//if ($.browser.webkit) {
el = el.parentNode;
//} else {
// firefox/IE
//el = el.offsetParent;
//}
}
return { left: _x, top: _y };
}
var e = document.querySelector("input[name=wd]");
var offset = getOffset(e);
cef.setResult(offset.left + "," + offset.top);
`
strOffset := browser.ExecuteJavaScriptWithResult(code)
fmt.Printf("strOffset:%v\n", strOffset)
ss := strings.Split(strOffset, ",")
//h := browser.GetHost()
if len(ss) == 2 {
x, _ := strconv.Atoi(ss[0])
y, _ := strconv.Atoi(ss[1])
// 执行点击
fmt.Printf("x=%v,y=%v\n", x, y)
navigator.InjectMouseClick(browser, x+4, y+4)
}
fmt.Printf("点击完毕\n")
time.Sleep(3 * time.Second)
//h.SetFocus(true)
// 模拟输入
fmt.Printf("模拟输入\n")
var text = "Abcdd@ffaff"
navigator.InjectKeyPress(browser, text)
time.Sleep(10 * time.Second)
}
