Actually, you don't need the code in the second frame at all. this.close_definition_btn.addEventListener("click", acloseDefinition.bind(this)); this.acloseDefinition = function closeDefinition() {. So you don't need to add the event listener in both frames.
Tip: Use the removeEventListener() method to remove an event handler that has been attached with the addEventListener() method. And to correctly add the event listener, you have to use the 'this' keyword when passing the handler function. someObj.addEventListener("click", some_function.bind(this), false); Or to capture some of the lexical scope, for example in a loop: someObj.addEventListener("click", some_function.bind(this, arg1, arg2), false); Finally, if the this parameter is not needed within the target function: But console error pops up, showing "acloseDefinition is not defined". __________________________________________. In your case, the main timeline. All rights reserved. Tip: Use the document.removeEventListener () method to remove an event handler that has been attached with the addEventListener () method.
The document.addEventListener () method attaches an event handler to the document. Watch Video. Like this: this.close_definition_btn.addEventListener("click", this.acloseDefinition.bind(this)); I hope this helps. HTML 5 Canvas: How to bind(addEventListener) a function from other frames. Actually, you don't need the code in the second frame at all. this.close_definition_btn.visible = false; The two frames share the same button, and when it's clicked, a function is triggered. Like this: this.close_definition_btn.addEventListener("click", this.acloseDefinition.bind(this)); Auto-suggest helps you quickly narrow down your search results by suggesting possible matches as you type. JavaScript Interactive Web Pages with JavaScript Traversing and Manipulating the DOM with JavaScript Perfect. When you use the 'this' keyword, you are setting/getting a property or method to/of an object.
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| Treehouse Community. Use addEventListener to bind a keyup event to the enter key.
So you don't need to add the event listener in both frames. Be kind and respectful, give credit to the original source of content, and search for duplicates before posting. And to correctly add the event listener, you have to use the 'this' keyword when passing the handler function.
Definition and Usage.
The addEventListener() method attaches an event handler to the specified element.
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