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LiveCode Mobile Development Beginner's Guide - Second Edition by Joel Gerdeen, Colin Holgate

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Time for action – trying out native location tracking

Later in this chapter, we will add in a feature to allow the app user to add a set of favorite locations. For the moment, we'll just try out the basic functions. Location doesn't work in the simulators; you'll have to try this on a real device:

  1. Use the test-rig stack from the preceding steps and add a Get Location button and a location field. Make sure that the location field is as wide as the card window; it will show three long numbers.
  2. Set the script of the button to the following:
    on mouseUp
      mobileStartTrackingSensor "location", true
      put mobileSensorReading("location", false) into field "location"
      mobileStopTrackingSensor "location"
    end mouseUp
  3. The true value in the second line is the one that ...

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