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Adds ability to cancel events #6

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Adds ability to cancel events #6

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2bda725
Update timers.ts
auto-moose Jan 15, 2025
c877b38
Update timers.ts
auto-moose Jan 15, 2025
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23 changes: 23 additions & 0 deletions timers.ts
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Original file line number Diff line number Diff line change
Expand Up @@ -13,6 +13,29 @@ namespace timer {
setTimeout(thenDo, time)
}

/**
* Same functionality as the after block, however this returns
* an ID which can be cancelled using the cancel block.
*/
//% block="after $time do"
//% time.defl=500
//% handlerStatement=1
//% %time=timePicker ms"
export function afterID(time: number, thenDo: () => void): number {
let id: number = setTimeout(thenDo, time)
return id
}

/**
* Cancels the code scheduled to run in the after block (referenced by
* the blocks id).
*/
//% block="cancel function: $id"
export function cancel(id: number)
{
clearTimeout(id)
}

/**
* Run the attached code seperately from other code.
* This creates a seperate context for "pause" so that pauses
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