Click on disabled paper-item in paper-menu it closes the menu dropdown

[dfreedm]

From @prudhvit on November 4, 2016 6:23

Description

Click on disabled paper-item in paper-menu it closes the paper-menu dropdown please refer the code

Code

<paper-header-panel id ="coreHeaderPanel" mode="standard"> <paper-toolbar id="controls" class="horizontal-section"> <paper-menu-button vertical-align="top" horizontal-align="left" title="Main menu" id="mainMenu"> <paper-icon-button icon="menu" class="dropdown-trigger" alt="menu"></paper-icon-button> <paper-menu class="dropdown-content"> <paper-item id="1">1</paper-item> <paper-item id="2"disabled="true">2</paper-item> <paper-item id="3"disabled="true">3</paper-item> <paper-item id="4">3</paper-item> <paper-item id="5" disabled="true">4</paper-item> </paper-menu> </paper-menu-button> </paper-toolbar> </paper-header-panel>

Steps to Reproduce

1. click on menu icon (it opens menu dropdown).
2. click on any disabled menu item.

Expected Results

Drop down menu should not close when click on disabled menu item

Actual Results

Drop down menu is closing when click on disabled menu item

Browsers Affected

• [x ] Chrome
• [ ] Firefox
• [ ] Edge
• [ ] Safari 9
• [ ] Safari 8
• [ ] IE 11

Versions

• Polymer: v1.X.X

Copied from original issue: Polymer/polymer#4130