App inventor Flashcards
Event
An action that causes something to happen
Command
The blocks of code that actually do the work of the app
Palette
The section in the design view that shows a list of components that you can add yo your app
Viewer
The section in the design view that shows what the app will look like
Components
The sections in the design view that shows what items have already been added to your app
Properties
The section in the design view that shows what you can change about the current component
Media
The section in the design view that shows any images and sounds you have currently uploaded to your app
Blockly
Blockly is the name of the visual programming editor that App inventor uses blocks in the browser
Designer
The screen where you can drag and drop component pieces and design your app.
Accelerometer Sensor
Non-visible component that can detect shaking
Canvas
A two touch-sensitive rectangular panel in App inventor on which drawing can be done and sprites (images) or a ball object can be moved.
New components
Horizontal Arrangement
New properties
Remaining Buttons/Screen-Scrollable Canvas Line width
New code
When Canvas Touched Draw Circle
Horizontal Arrangement
A component in App inventor that lets you place things next to each other
Heading
A property of the ball component in App-inventor This specifies the direction in which the ball travels
Interval
A property of the ball Component in App-inventor this specifies the frequency of the ball movement
Radius
A property of the “ball” component in AppInventor. This specifies the size of the ball
Speed
A property of the “ball” component in AppInventor. This specifies how fast the ball travels
Conditional Statement (If Block)
a set of rules performed if a certain condition is met. (Example - IF a checkbox is checked THEN execute the command)
