event; event.returnValue = "xxxxxxx"; }); window.addEventListener("beforeunload", function (event) { event = event || window.event; event.preventDefault(); }); 事件触发场景 关闭浏览器窗口 通过地址栏或收藏夹前往其他页面的时候 点击
-(void)webView:(__unused UIWebView*)webView didFailLoadWithError:(NSError*)error{if(_onLoadingError){if([error.domain isEqualToString:NSURLErrorDomain]&&error.code==NSURLErrorCancelled){// NSURLErrorCancelled is reported when a page has a redirect OR if you load// a new URL in the WebView...
Since ngOnDestroy might not fire when you navigate from the current page, put your cleanup code here if you don't want it active while the screen is not in view. ionViewDidLeave - When this event fires, you know the new page has fully transitioned in, so any logic you might not ...
For example, you can initialize after theloadevent fires: window.addEventListener('load',()=>{quicklink.listen();}); ES Module import: import{listen,prefetch}from'quicklink'; Single page apps (React) Installation First, install the packages withNode.jsandnpm: npm install quicklink...
Event object has two fields:data: number | stringandobject: PageFlip Methods To use methods, you need to get aPageFlipobject. This can be done using ReactrefandpageFlip(): PageFlipmethod For example - flipping to the next page: functionDemoBook(){constbook=useRef();return(<>book.current.pag...
init: ({page: number, mode: 'portrait', 'landscape'})- triggered when the book is init and the start page is loaded. Listen (on) this event before using the "loadFrom..." methods update: ({page: number, mode: 'portrait', 'landscape'})- triggered when the book pages are updated ...
Use the window.onload Event to Wait for the Page to Load in JavaScript The GlobalEventHandlers mixin’s onload property is an event handler that handles load events in a window, XMLHttpRequest, img element, etc. The load event is triggered when a specific resource has been loaded. The load...
If a file-specific configuration file is found in the same directory, no file-specific configuration is loaded from ~/.config/mpv. In addition, the --use-filedir-conf option enables directory-specific configuration files. For this, mpv first tries to load a mpv.conf from the same directory...
you put a repeater on each network switch, etc, to improve performance by distributing the load and network traffic. Implies -shared (use -noshared as a later option to disable). See the discussion below under -rawfb vnc:host:N for more details. ...
headline you create. Instead, we recommend focusing on pages and posts that aren’t getting enough attention (and you think their content deserves it). Try to emulate the type of title you or your competitors use in other successful pages and see if that impacts how users react to the ...