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Chapter Profile
Block Editor
This is the place where we code the components added in the Design Window and instruct them
the actions to be performed by them.
Blocks Button
Backpack
Built-in
Blocks
Workspace
Components
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
To making click event for button, follow the given steps:
2 Drag and drop the
when Talking_Me.Click
do block to 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.
App Development 97

