How to Call a Method in the Child Window Using AngularJS

Learn how to open a new browser tab in AngularJS and call a method in the child window easily with our step-by-step guide.
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Opening a Method in a New Tab Using AngularJS

In the dynamic world of web applications, user interactions such as clicking buttons can lead to various outcomes. A common request from developers is how to open a method in a new tab while still using AngularJS. Today, we will explore how to achieve this in just a few steps, ensuring a smooth experience for users.

The Challenge

You might have a button in your AngularJS application that triggers a method upon being clicked. The goal is to not only handle the click event but also to display content in a new tab. This can be particularly useful for applications that require users to reference multiple pieces of information simultaneously.

The Previous Implementation

Initially, the implementation included a button with the following code:

[[See Video to Reveal this Text or Code Snippet]]

In the controller, the ViewClick function was responsible for changing page content. Here’s a simplified version of the function:

[[See Video to Reveal this Text or Code Snippet]]

However, the requirement changed, necessitating the opening of this functionality in a new tab without losing state.

The Solution

To accomplish this, we will modify the original button functionality to open a new tab and then invoke the existing method. Here are the steps to follow:

Step 1: Modify the Button

We need to change the button's ng-click directive to point to a new function:

[[See Video to Reveal this Text or Code Snippet]]

Step 2: Implement the New Function

In the controller, create the NewTabClick function. This function will open a new tab and pass relevant data via query parameters.

[[See Video to Reveal this Text or Code Snippet]]

Step 3: Retrieve Data in the New Tab

Once the new tab is opened, we need to extract the previously stored data and check if it's necessary to call the desired function. This should be done in the $onInit lifecycle hook of the component:

[[See Video to Reveal this Text or Code Snippet]]

Conclusion

By following these steps, you can easily modify your AngularJS application to open a new tab and successfully call a method within that window. This method utilizes session storage and query parameters effectively, allowing for a seamless user experience.

Key Takeaways:

Store any necessary data in sessionStorage for retrieval.

Implement logic in $onInit to manage what happens when the new tab is accessed.

With this solution, you can now enhance your AngularJS application, improving the way users interact with your content!

Prospective improvements may include further optimizing data handling and ensuring user data privacy.