在主操作中,組件發(fā)送一種操作。例如,當(dāng)您單擊按鈕時(shí),它會(huì)向組件發(fā)送操作,這稱為主操作。
{{my-button action="actions"}}
<!DOCTYPE html> <html> <head> <title>Emberjs Sending a Primary Action</title> <!-- CDN's --> <script src="https://cdnjs.cloudflare.com/ajax/libs/handlebars.js/3.0.1/handlebars.min.js"></script> <script src="https://code.jquery.com/jquery-2.1.3.min.js"></script> <script src="https://cdnjs.cloudflare.com/ajax/libs/ember.js/1.10.0/ember.min.js"></script> <script src="https://builds.emberjs.com/tags/v1.10.0-beta.3/ember-template-compiler.js"></script> <script src="https://builds.emberjs.com/release/ember.debug.js"></script> <script src="https://builds.emberjs.com/beta/ember-data.js"></script> </head> <body> <script type="text/x-handlebars" data-template-name="index"> <p>{{my-comp title=title action="compFunc"}}</p> </script> <script type="text/x-handlebars" data-template-name="components/my-comp"> <h2>Click button for primary action</h2> <input type="button" value="Click Me" {{action "compFunc"}} /><br/> <p><b>{{title}}</b></p> </script> <script type="text/javascript"> App = Ember.Application.create(); App.MyCompComponent = Ember.Component.extend({ //defining the action hook to set the title property value actions: { compFunc: function() { this.set('title', " Say Hello To Tutorialspoint..."); //This method sends the specified action when the component is used in a template this.sendAction(); } } }); </script> </body> </html>
讓我們執(zhí)行以下步驟,看看上面的代碼如何工作:
將上面的代碼保存在comp_prmry_act.html文件中
在瀏覽器中打開(kāi)此HTML文件。
更多建議: