Coral.Alert

Current Version: 4.0.2
Note:Any Coral CSS classes and attributes not explicitly mentioned in the public documentation are private and subject to change. Their direct use is not recommended and at high risk of breaking after subsequent updates of CoralUI library. For technical details of how to use Coral safely, please refer to the CoralUI Architecture.
Github: @coralui/coralui-component-alert

Alerts can be used as static indicators of an operation's result, or as messages to highlight information to the user.

Alert Examples

|

Close Button

The Coral.Alert component does not include a close button by default, but you can add it manually. For this scenario, please use a large alert and add the close button to the lower right.

INFO This is is an alert. With information about the currrent issue and the option to close the alert.
Show Markup 
<coral-alert size="L">
  <coral-alert-header>INFO</coral-alert-header>
  <coral-alert-content>
    This is is an alert. With information about the currrent issue and the option to close the alert.
    <div style="text-align:right">
      <button is="coral-button" variant="minimal" coral-close>Close</button>
    </div>
  </coral-alert-content>
</coral-alert>

Coral.Alert API

Constructor

JavaScript:

new Coral.Alert() or document.createElement('coral-alert')

HTML Tag:

<coral-alert>

Extends

Sub-components

Static Properties

Coral.Alert.size {String}

Enumeration representing alert sizes.

Properties:

Name Type Value Description
SMALL String S A small alert, usually employed for single line alerts without headers.
LARGE String L A large alert, usually employed for multi-line alerts with headers.

Coral.Alert.variant {String}

Enumeration representing alert variants.

Properties:

Name Type Value Description
ERROR String error An alert with a red header and warning icon, indicating that an error has occurred.
WARNING String warning An alert with an orange header and warning icon, notifying the user of something important.
SUCCESS String success An alert with a green header and checkmark icon, indicates to the user that an operation was successful.
HELP String help An alert with a blue header and question mark icon, provides the user with help.
INFO String info An alert with a blue header and info icon, informs the user of non-critical information.

Instance Properties

instance.content {HTMLElement}

The alert content element.

instance.footer {HTMLElement}

The alert footer element.

instance.header {HTMLElement}

The alert header element.

instance.hidden {Boolean}

Reflected
Whether this component is hidden or not.
Inherited From:
Default Value:
  • false
HTML Attribute:
  • hidden

instance.size {Coral.Alert.size}

Reflected
The size of the alert. It accepts both lower and upper case sizes.
Default Value:
  • Coral.Alert.size.SMALL
HTML Attribute:
  • size

instance.variant {Coral.Alert.variant}

Reflected
The alert variant style to use.
Default Value:
  • Coral.Alert.variant.INFO
HTML Attribute:
  • variant

Methods

instance.get

Get the value of a property.
Parameters:
Name Type Description
property String The name of the property to fetch the value of.
Returns:
Property value. {*}
Inherited From:

instance.hide

Hide this component.
Returns:
this, chainable {Coral.Component}
Inherited From:

instance.off

Remove an event listener.
Parameters:
Name Type Optional Description
eventName String No
 The event name to stop listening for.
selector String Yes
 The selector that was used for event delegation.
func function No
 The function that was passed to on().
useCapture Boolean Yes
 Only remove listeners with useCapture set to the value passed in.
Returns:
this, chainable. {Coral.Component}
Inherited From:

instance.on

Add an event listener.
Parameters:
Name Type Optional Default Description
eventName String No
 The event name to listen for.
selector String Yes
 The selector to use for event delegation.
func function No
 The function that will be called when the event is triggered.
useCapture Boolean Yes
 Whether or not to listen during the capturing or bubbling phase.
Returns:
this, chainable. {Coral.Component}
Inherited From:

instance.remove

Non-destructively remove this element. It can be re-added by simply appending it to the document again. It will be garbage collected if there are no more references to it.
Inherited From:

instance.set

Set a single property.
Parameters:
Name Type Description
property String The name of the property to set.
value * The value to set the property to.
silent Boolean If true, events should not be triggered as a result of this set.
Returns:
this, chainable. {Coral.Component}
Inherited From:

instance.show

Show this component.
Returns:
this, chainable {Coral.Component}
Inherited From:

instance.trigger

Trigger an event.
Parameters:
Name Type Optional Default Description
eventName String No
 The event name to trigger.
props Object Yes
 Additional properties to make available to handlers as event.detail.
bubbles Boolean Yes
 Set to false to prevent the event from bubbling.
cancelable Boolean Yes
 Set to false to prevent the event from being cancelable.
Returns:
CustomEvent object {CustomEvent}
Inherited From:

Events

coral-component:attached

Triggered when the component is attached to the DOM.
Callback Parameters:
Name Type Description
event Object Event object.
Inherited From:
Deprecated:
  • since 1.14.0, use MutationObserver instead.

    coral-component:detached

    Triggered when the component is detached to the DOM.
    Callback Parameters:
    Name Type Description
    event Object Event object.
    Inherited From:
    Deprecated:
    • since 1.14.0, use MutationObserver instead.

      coral-component:ready

      Triggerred when the component has been upgraded and is ready for use.
      Callback Parameters:
      Name Type Description
      event Object Event object.
      Inherited From:
      Deprecated:
      • since 1.9.0, use Coral.commons.ready() instead.

        Coral.Alert.Content API

        Constructor

        JavaScript:

        new Coral.Alert.Content() or document.createElement('coral-alert-content')

        HTML Tag:

        <coral-alert-content>

        Extends

        Instance Properties

        instance.hidden {Boolean}

        Reflected
        Whether this component is hidden or not.
        Inherited From:
        Default Value:
        • false
        HTML Attribute:
        • hidden

        Methods

        instance.get

        Get the value of a property.
        Parameters:
        Name Type Description
        property String The name of the property to fetch the value of.
        Returns:
        Property value. {*}
        Inherited From:

        instance.hide

        Hide this component.
        Returns:
        this, chainable {Coral.Component}
        Inherited From:

        instance.off

        Remove an event listener.
        Parameters:
        Name Type Optional Description
        eventName String No
        		 The event name to stop listening for.
        selector String Yes
        		 The selector that was used for event delegation.
        func function No
        		 The function that was passed to on().
        useCapture Boolean Yes
        		 Only remove listeners with useCapture set to the value passed in.
        Returns:
        this, chainable. {Coral.Component}
        Inherited From:

        instance.on

        Add an event listener.
        Parameters:
        Name Type Optional Default Description
        eventName String No
        		 The event name to listen for.
        selector String Yes
        		 The selector to use for event delegation.
        func function No
        		 The function that will be called when the event is triggered.
        useCapture Boolean Yes
        		 Whether or not to listen during the capturing or bubbling phase.
        Returns:
        this, chainable. {Coral.Component}
        Inherited From:

        instance.remove

        Non-destructively remove this element. It can be re-added by simply appending it to the document again. It will be garbage collected if there are no more references to it.
        Inherited From:

        instance.set

        Set a single property.
        Parameters:
        Name Type Description
        property String The name of the property to set.
        value * The value to set the property to.
        silent Boolean If true, events should not be triggered as a result of this set.
        Returns:
        this, chainable. {Coral.Component}
        Inherited From:

        instance.show

        Show this component.
        Returns:
        this, chainable {Coral.Component}
        Inherited From:

        instance.trigger

        Trigger an event.
        Parameters:
        Name Type Optional Default Description
        eventName String No
        		 The event name to trigger.
        props Object Yes
        		 Additional properties to make available to handlers as event.detail.
        bubbles Boolean Yes
        		 Set to false to prevent the event from bubbling.
        cancelable Boolean Yes
        		 Set to false to prevent the event from being cancelable.
        Returns:
        CustomEvent object {CustomEvent}
        Inherited From:

        Events

        coral-component:attached

        Triggered when the component is attached to the DOM.
        Callback Parameters:
        Name Type Description
        event Object Event object.
        Inherited From:
        Deprecated:
        • since 1.14.0, use MutationObserver instead.

          coral-component:detached

          Triggered when the component is detached to the DOM.
          Callback Parameters:
          Name Type Description
          event Object Event object.
          Inherited From:
          Deprecated:
          • since 1.14.0, use MutationObserver instead.

            coral-component:ready

            Triggerred when the component has been upgraded and is ready for use.
            Callback Parameters:
            Name Type Description
            event Object Event object.
            Inherited From:
            Deprecated:
            • since 1.9.0, use Coral.commons.ready() instead.

              Coral.Alert.Header API

              Constructor

              JavaScript:

              new Coral.Alert.Header() or document.createElement('coral-alert-header')

              HTML Tag:

              <coral-alert-header>

              Extends

              Instance Properties

              instance.hidden {Boolean}

              Reflected
              Whether this component is hidden or not.
              Inherited From:
              Default Value:
              • false
              HTML Attribute:
              • hidden

              Methods

              instance.get

              Get the value of a property.
              Parameters:
              Name Type Description
              property String The name of the property to fetch the value of.
              Returns:
              Property value. {*}
              Inherited From:

              instance.hide

              Hide this component.
              Returns:
              this, chainable {Coral.Component}
              Inherited From:

              instance.off

              Remove an event listener.
              Parameters:
              Name Type Optional Description
              eventName String No
              		 The event name to stop listening for.
              selector String Yes
              		 The selector that was used for event delegation.
              func function No
              		 The function that was passed to on().
              useCapture Boolean Yes
              		 Only remove listeners with useCapture set to the value passed in.
              Returns:
              this, chainable. {Coral.Component}
              Inherited From:

              instance.on

              Add an event listener.
              Parameters:
              Name Type Optional Default Description
              eventName String No
              		 The event name to listen for.
              selector String Yes
              		 The selector to use for event delegation.
              func function No
              		 The function that will be called when the event is triggered.
              useCapture Boolean Yes
              		 Whether or not to listen during the capturing or bubbling phase.
              Returns:
              this, chainable. {Coral.Component}
              Inherited From:

              instance.remove

              Non-destructively remove this element. It can be re-added by simply appending it to the document again. It will be garbage collected if there are no more references to it.
              Inherited From:

              instance.set

              Set a single property.
              Parameters:
              Name Type Description
              property String The name of the property to set.
              value * The value to set the property to.
              silent Boolean If true, events should not be triggered as a result of this set.
              Returns:
              this, chainable. {Coral.Component}
              Inherited From:

              instance.show

              Show this component.
              Returns:
              this, chainable {Coral.Component}
              Inherited From:

              instance.trigger

              Trigger an event.
              Parameters:
              Name Type Optional Default Description
              eventName String No
              		 The event name to trigger.
              props Object Yes
              		 Additional properties to make available to handlers as event.detail.
              bubbles Boolean Yes
              		 Set to false to prevent the event from bubbling.
              cancelable Boolean Yes
              		 Set to false to prevent the event from being cancelable.
              Returns:
              CustomEvent object {CustomEvent}
              Inherited From:

              Events

              coral-component:attached

              Triggered when the component is attached to the DOM.
              Callback Parameters:
              Name Type Description
              event Object Event object.
              Inherited From:
              Deprecated:
              • since 1.14.0, use MutationObserver instead.

                coral-component:detached

                Triggered when the component is detached to the DOM.
                Callback Parameters:
                Name Type Description
                event Object Event object.
                Inherited From:
                Deprecated:
                • since 1.14.0, use MutationObserver instead.

                  coral-component:ready

                  Triggerred when the component has been upgraded and is ready for use.
                  Callback Parameters:
                  Name Type Description
                  event Object Event object.
                  Inherited From:
                  Deprecated:
                  • since 1.9.0, use Coral.commons.ready() instead.