ZK Component Reference/Supplementary/Coachmark

Coachmark

Since 9.0.0

• Java API: Coachmark
• JavaScript API: Coachmark

• Available for ZK:
• 

Employment/Purpose

Coachmark is used to attract users' attention to the target component and display a dialog. Once a coachmark is opened, the background mask will be displayed and the target component will be highlighted.The content of coachmark should be as relevant as possible to the context. You can use more than one coachmarks to guide users to perform a series of operations in the desired order.

Example

Basic

    <button id="infoButton" label="Information" />
    <coachmark target="infoButton" onTargetClick="self.close()">
        <label>Wellcome! click here for more information!</label>
        <button style="display: block;margin: 10px auto 0" label="got it!" onClick="self.parent.close()"/>
    </coachmark>

Multiple Steps

 1         <button label="Step 1" sclass="big-margin"/>
 2         <coachmark target="${self.previousSibling}" next="mark2" onTargetClick="self.next()" >
 3             click here
 4         </coachmark>
 5         <button id="s2" label="Step 2" sclass="big-margin"/>
 6         <coachmark id="mark2" target="${self.previousSibling}" next="mark3" onTargetClick="self.next()" visible="false">
 7             click here
 8         </coachmark>
 9         <button label="Step 3" sclass="big-margin"/>
10         <coachmark id="mark3" target="${self.previousSibling}" onTargetClick="self.next()" visible="false">
11             click here
12         </coachmark>

• Line 2: need to specify next and onTargetClick

Supported Browsers

This component uses CSS keyframes. Browsers that support CSS keyframes (IE10+, Edge, Chrome, Firefox, Safari) are compatible with this feature. Please check browser compatibility.

Open / Close the Coachmark

By default, a Coachmark opens itself after a page loading without user interaction. If you want to open a Coachmark in a specific timing, please set visible="false".

Both visible attribute and open/close methods allow you to open or close the Coachmark.

Properties

Target

The target component that the Coachmark will point itself to. You need to specify a component's id or an EL expression that resolved to a component e.g. ${self.previousSibling}

	<button id="infoButton" label="button"/>
	<coachmark target="infoButton">
            <label>Wellcome!</label>
	</coachmark>

Position

Default: after_center

The positions of a coachmark. Below are the available values:

	start/before	center	end/after
top	before_start	before_center	before_end
bottom	after_start	after_center	after_end
left	start_before	start_center	start_after
right	end_before	end_center	end_after

See Popup#Position

Next

You need to specify a Coachmark's id or an EL expression that resolved to a Coachmark e.g. ${self.previousSibling}

The next Coachmark will be opened when the onTargetClick event or the next() is called.

Note: if you call next(Coachmark coachmark), it will open the specified coachmark instead of the predefined "next" coachmark.

Methods

public void next() : Closes the current coachmark and opens the next one.

public void next(Coachmark coachmark) : Close the current coachmark and opens the one you passed. (ignore the next coachmark you already set)

Supported Events

Name	Event Type
onOpen	Event: OpenEvent Denotes that the user has opened or closed a component. Note: unlike onClose, this event is only a notification. The client sends this event after the component is opened or closed.
onTargetClick	Event: MouseEvent Represents an event caused by a user's click on a highlighted target component.

• Inherited Supported Events: XulElement

Supported Children

*ALL

Version History

Version	Date	Content
9.0.0	Nov, 2019	ZK-4382: Provide a Coachmark component