27 lines
653 B
Scala
27 lines
653 B
Scala
object VideoDisplayModes extends App {
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import java.util.Scanner
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def runSystemCommand(command: String) {
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val proc = Runtime.getRuntime.exec(command)
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val a: Unit = {
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val a = new Scanner(proc.getInputStream)
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while (a.hasNextLine) println(a.nextLine())
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}
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proc.waitFor()
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println()
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}
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// query supported display modes
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runSystemCommand("xrandr -q")
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Thread.sleep(3000)
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// change display mode to 1024x768 say (no text output)
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runSystemCommand("xrandr -s 1024x768")
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Thread.sleep(3000)
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// change it back again to 1366x768 (or whatever is optimal for your system)
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runSystemCommand("xrandr -s 1366x768")
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}
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