action · ui.action.settlement

settlement.project-previous

Selects the previous authored settlement project.

ui.action.settlement.project-previous

Stable ID

ui.action.settlement.project-previous

Owner

controls.ControlState

Authority

presentation

Timing

immediate

Availability

Phase 16D player direction

Side effects

Invokes the package action callback; gameplay requests still use commands.

Determinism

Action identity is stable and independent of physical input.

Introduced

1.5.0

Usage

Show the previous authored settlement building alternative in stable order.

Parameters

• None

Returns

No gameplay value; updates standard-interface presentation state.

Cost

One bounded package action.

Fields

This symbol has no fields.

Errors

• error.invalid-action

Examples

ui.button("Previous", "ui.action.settlement.project-previous", "Show previous building", 1)

API history

• 1.5.0: Standard project browsing action added.

Related symbols

• ui.action.settlement
• world.project.alternatives

Project references

• Game Development Phase 16
• Engine extension contract
• Source: src/app/script_package_host.cpp