shadow-dom

问题 I have created a new project with IONIC 4. Everything is fine and working. But when I tried to apply CSS to elements which are present inside #shadow-root . Below is my HTML code <ion-item class="itm-pad" no-padding> <p>Rajkumar</p> <ion-buttons slot="start"> <ion-button> <ion-icon slot="icon-only" name="funnel"></ion-icon> </ion-button> </ion-buttons> <ion-buttons slot="end"> <ion-button> <ion-icon slot="icon-only" name="search"></ion-icon> </ion-button> </ion-buttons> </ion-item> Please

问题 I have created a new project with IONIC 4. Everything is fine and working. But when I tried to apply CSS to elements which are present inside #shadow-root . Below is my HTML code <ion-item class="itm-pad" no-padding> <p>Rajkumar</p> <ion-buttons slot="start"> <ion-button> <ion-icon slot="icon-only" name="funnel"></ion-icon> </ion-button> </ion-buttons> <ion-buttons slot="end"> <ion-button> <ion-icon slot="icon-only" name="search"></ion-icon> </ion-button> </ion-buttons> </ion-item> Please

问题 I need to access this page chrome://downloads/ and check that a file has been downloaded but it's Shadow DOM. I've found this article how to access DOM Elements With Selenium Webdriver. http://jeremysklarsky.github.io/blog/2015/06/13/accessing-shadow-dom-elements-with-selenium-webdriver/ But this is written in JS driver.executeScript("return $('body /deep/ <#yourSelector>')") driver.executeScript("return $('body /deep/ ._mm_column')[0].textContent").then(function(title){ title.should.contain

问题 I need to access this page chrome://downloads/ and check that a file has been downloaded but it's Shadow DOM. I've found this article how to access DOM Elements With Selenium Webdriver. http://jeremysklarsky.github.io/blog/2015/06/13/accessing-shadow-dom-elements-with-selenium-webdriver/ But this is written in JS driver.executeScript("return $('body /deep/ <#yourSelector>')") driver.executeScript("return $('body /deep/ ._mm_column')[0].textContent").then(function(title){ title.should.contain

问题 Null Pointer Exception on click at the element located inside of the shadow Root (closed) Tried to handle it with Java Script: public WebElement getShadowRootElement(WebElement element) { return (WebElement) ((JavascriptExecutor) driver).executeScript("return arguments[0].shadowRoot", element); } Result: Cannot read property 'shadowRoot' of null Added screenshots: 1. 回答1: If your usecase is to interact with the <path> element which is within the <svg> tag, is indeed within a #shadow-root

问题 Null Pointer Exception on click at the element located inside of the shadow Root (closed) Tried to handle it with Java Script: public WebElement getShadowRootElement(WebElement element) { return (WebElement) ((JavascriptExecutor) driver).executeScript("return arguments[0].shadowRoot", element); } Result: Cannot read property 'shadowRoot' of null Added screenshots: 1. 回答1: If your usecase is to interact with the <path> element which is within the <svg> tag, is indeed within a #shadow-root

问题 When inserting a script into the shadow root of an element is there a way to refer to the host element? var element = document.createElement('div'); var script = document.createElement('script'); script.innerHTML = 'console.log(host)'; // << How to get host element?? var shadow = element.createShadowRoot(); shadow.appendChild(script); document.body.appendChild(element); http://jsfiddle.net/9b1vyu4n/ 回答1: Node.getRootNode() was introduced in 2016. You can now access the host element like so:

问题 This question already has an answer here : Light DOM style leaking into Shadow DOM (1 answer) Closed 6 months ago . Everything I've read indicates that the Shadow Dom is supposed to be 'safe' from its parent page CSS. I.E. if I have all divs styled to have purple font: <style> div{color: purple} </style> The divs in my Shadow Dom should have the browser default color. I am writing a chrome extension that injects html into any given page. Unless this html is protected by either Shadow Dom or

来源： https://stackoverflow.com/questions/57460177/how-to-import-css-file-content-into-a-javascript-variable

来源： https://stackoverflow.com/questions/61247463/how-to-change-styling-of-google-dialogflow-messenger