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Toast notification pattern

The Toast notification pattern is a user interface mechanism used to display non-blocking alerts or messages to the user.^[600-developer-frontend-js-plugin-js-plugin.md] This pattern is commonly implemented in web development using JavaScript libraries to provide feedback on system events or user actions without interrupting the user's workflow.^[600-developer-frontend-js-plugin-js-plugin.md]

Implementation

A popular library for implementing this pattern is toastr, which provides a simple API for generating notifications.^[600-developer-frontend-js-plugin-js-plugin.md] The standard workflow involves defining configuration options and then invoking notification methods with the desired message content^[600-developer-frontend-js-plugin-js-plugin.md].

Configuration Options

Toastr and similar libraries offer extensive customization for the timing and behavior of notifications^[600-developer-frontend-js-plugin-js-plugin.md]:

  • Duration: The timeOut setting defines how long (in milliseconds) the notification remains visible before automatically hiding^[600-developer-frontend-js-plugin-js-plugin.md].
  • Interaction Handling: The extendedTimeOut setting defines the delay before hiding when the user hovers over the toast, while onclick allows for specific functions to execute when the notification is clicked^[600-developer-frontend-js-plugin-js-plugin.md].
  • Visuals: Settings such as progressBar, closeButton, and positionClass control the visual appearance and location of the notification on the screen^[600-developer-frontend-js-plugin-js-plugin.md].
  • Animation: The appearance and disappearance of the toast can be customized using showMethod, hideMethod, and easing functions^[600-developer-frontend-js-plugin-js-plugin.md].

Usage

Libraries implementing this pattern typically expose methods to trigger different types of notifications corresponding to severity levels^[600-developer-frontend-js-plugin-js-plugin.md]: * toastr.success("Success") * toastr.warning("Warning") * toastr.error("Error")

  • [[Frontend development]]
  • [[User interface design patterns]]

Sources

^[600-developer-frontend-js-plugin-js-plugin.md]