![]() If you are a screen reader or other assistive techhnology user, do not worry. The same button that initially started it will also turn it off for you. If you do not normally use an assistive technology in Firefox, after you’re done inspecting, you might want to turn the accessibility engine back off. Turning off the engine after you’re done □ The highlight that accompanies the selection in the accessibility inspector object tree. Screenshot of the accessibility inspector panel showing properties of an object If you are sighted, you can also observe that, as you navigate the accessibility object tree, a visual highlighter indicates which element this object corresponds to. Or, focus the DOM Node element and press Enter to be taken right to the HTML Inspector tree where you can inspect the actual HTML element and its vicinity. ![]() Shift-tab back to the objects tree and select another tree. Some of these can be expanded, like States, Actions, and Attributes. Tab to the other panel and arrow up and down through the information such as name, role, description, states. You can now see or listen to the information. This will open the Accessibility Inspector and drop you right into the node that is relevant to the element you right-clicked on. You’ll notice that below the already familiar Inspect Element item, there is also an Inspect Accessibility item now. Now that you’ve got it up and running, load any web page of your liking, and right-click an element to inspect its accessibility. To inspect a web page, you must enable it. There is a button that indicates whether accessibility is enabled or not. For all others, you need to enable the engine. ![]() If you are a screen reader user or using other assistive technologies in Firefox by default, the following step can most likely be skipped. This will add it to the toolbox, and also enable the relevant context menu items. Go to the Settings And Feedback menu button in the Developer Toolbox, select Settings, and tab to the Accessibility checkbox. However, if it is not, you need to manually enable the panel once so it will show up in the tool box. Normally, the inspector is part of the toolbox. You can download the Nightly build for desktop now and try it out, or wait for beta and dev edition to get it in May if you like. The fully functional inspector debuted in the April 11, 2018, Firefox Nightly build and will make its way into Firefox 61, due for beta in May, and for release in July of 2018. It is accessible for mouse, keyboards, and assistive technologies such as screen readers.This will open the Accessibility Inspector with the relevant node already selected and its properties displaying. A context menu item in the main browser that allows you to inspect a given element’s accessibility.The ability to jump from a selected HTML element in the HTML inspector to the corresponding accessibility object and inspect its properties.An ability to jump from the accessible object’s properties straight into the HTML inspector and inspect the element this accessible object was created from.A visual highlighter that accompanies the selection within that tree, giving a visual indication of which element is being referenced by this object.For each node, a separate tree gives you all the relevant information such as role (What is this thing?), name (And what does it do?), states, and other information that assistive technologies use to create a suitable representation for their target audiences. Allows you to inspect the hierarchical tree of objects that was created from the information provided by the web page.This compliments the inspection tools that are already there, and works directly with the accessibility engine that also delivers information to screen readers or other assistive technologies. The accessibility team is proud to present the new Accessibility Inspector in the Firefox Developer Tools. Introduction □Īs a web developer, have you wondered what your web site might look like to a screen reader for the blind? Have you wondered why you get reports that some people with disabilities cannot use your web application? Or, as a blind user, have you been frustrated by your screen reader not reading something right on a web page you were visiting, or which were even putting up barriers that make it impossible for you to get anything done on such a web page? The Accessibility Inspector allows you to inspect your website’s exposure to assistive technologies. The built-in Firefox Developer Tools just received a new family member.
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