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Viewer Pane: To the right of the palette is the white area where we can view and arrange added
components.
Components Pane: This pane shows a list of all the components added to the screen in a
hierarchical view.
Properties Pane: When we click on a component in the viewer, we see its properties listed here.
Properties of the components can be changed from here.
Creating a Talking App
In the Project Designer window, we will design the interface by choosing buttons, images or text boxes
and specify the functionalities of our app.
Adding a Button
Drag and drop a Button from the Palette pane to the Viewer pane.
Testing the App
App Inventor allows us to test our app while creating. To test your app, connect your android device to
the Internet and download MIT AI2 Companion. Then, follow the given steps:
1
Click on the Connect menu.
2 Select AI Companion from
the drop-down list.
3 Open MIT AI2 Companion on your device and connect by scanning the
QR code or typing the code displayed on your screen.
Make sure your device and computer are connected to the same wireless network to perform these
steps.
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