How To Set Dynamic Value For Component Edit Bar Label

Sample code in JSP

 
you can set the label value of the component edit bar dynamically.

    editContext is implicit object of com.day.cq.wcm.api.components.EditContext interface

   editContext.getEditConfig().getToolbar().add(0, new Toolbar.Label("sample"));

By Using cq:EditConfig

Add the below configurations under your component's "cq:EditConfig" node

<cq:actionConfigs jcr:primaryType="nt:unstructured">
        <separator
            jcr:primaryType="nt:unstructured"
            xtype="tbseparator"/>
        <manage
            jcr:primaryType="nt:unstructured"
            handler="function(){&#xa;&#x9;window.open(CQ.WCM.getPagePath()+&quot;.openNewPage.html&quot;, '_blank');&#xa;}"
            text="Edit on Other Page"/>
    </cq:actionConfigs>