Activity Starter¶
Non-Visible component| Category | Requires | Version |
|---|---|---|
| Connectivity | API 21, Android 5.0 Lollipop | 6 |
Overview¶
A component that can launch an activity using the StartActivity method.
Activities that can be launched include:
- starting other App Inventor for Android apps
- starting the camera application
- performing web search
- opening a browser to a specified web page
- opening the map application to a specified location
You can also launch activities that return text data. See the documentation on using the Activity Starter for examples.
Events¶
Activity Canceled¶
Event raised if this ActivityStarter returns because the activity was canceled.
ActivityError¶
The ActivityError event is no longer used. Please use the Screen.ErrorOccurred event instead.
| Params | |
|---|---|
| message | Text |
After Activity¶
Event raised after this ActivityStarter returns.
| Params | |
|---|---|
| result | Text |
Methods¶
Resolve Activity¶
Returns: Text
Returns the name of the activity that corresponds to this ActivityStarter, or an empty string if no corresponding activity can be found.
Start Activity¶
Start the activity corresponding to this ActivityStarter.
Properties¶
Action¶
Text 
Read Write - Designer Blocks
Returns the action that will be used to start the activity.
Activity Class¶
Text Read Write - Designer Blocks
Returns the class part of the specific component that will be started.
Activity Package¶
Text Read Write - Designer Blocks
Returns the package part of the specific component that will be started.
Data Type¶
Text Read Write - Designer Blocks
Returns the MIME type to pass to the activity.
Data Uri¶
Text Read Write - Designer Blocks
Returns the data URI that will be used to start the activity.
Extra Key¶
Text Read Write - Designer Blocks
Returns the extra key that will be passed to the activity
DEPRECATED: New code should use Extras property instead.
Extra Value¶
Text Read Write - Designer Blocks
Returns the extra value that will be passed to the activity
DEPRECATED: New code should use Extras property instead.
Extras¶
List Read Write - Blocks
Specifies the list of key-value pairs that will be passed as extra data to the activity.
Result¶
Text Read - Blocks
Returns the result from the activity.
Result Name¶
Text Read Write - Designer Blocks
Returns the name that will be used to retrieve a result from the activity.
Result Type¶
Text Read - Blocks
Returns the MIME type from the activity.
Result URI¶
Text Read - Blocks
Returns the URI from the activity.