Page 99 - trackpad v5.1 class 7 flipbook
P. 99
Blocks Button
Backpack
Built-in Blocks
Components Workspace
Blocks
Trash
Following are the main parts of the Block Editor:
Built-in Blocks: It contains all the predefined blocks in the application. They are responsible for
handling operations like Math, Text, Logic and Control.
Component Blocks: It contains relevant blocks for the components we have added in the Design
window.
Workspace: It arranges all the blocks for coding in the workspace.
Trash: It is used for deleting blocks that are not required.
Backpack: It stores the copy of all the blocks even when we exit App Inventor.
Making Click Event for Button
2 Drag and drop When
Talking_Me.Click do block
on the workspace.
1 Click on the
Talking_Me button.
This is an Event Handler block that will handle what happens when the button on your app is
clicked.
Developing Mobile Apps 97

