Difference between revisions of "Callback: Station availability"

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== Station availability callback (13) ==
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== Station availability (13) ==
   
This sets whether a station can be constructed or not, i.e. whether it can be selected in the station construction window. A non-zero callback return indicates the station can be built, and a return code of zero removes the station from the selection.
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This sets whether a station can be constructed or not, i.e. whether it can be selected in the station construction window.  Returning 1 as callback return indicates the station can be built, and a return code of 0 removes the station from the selection.
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{{grfTill|7}} Note that GRF versions 7 and lower only distinguished zero and non-zero return values.
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[[Category:Callbacks]]

Latest revision as of 13:35, 1 April 2012

Station availability (13)

This sets whether a station can be constructed or not, i.e. whether it can be selected in the station construction window.  Returning 1 as callback return indicates the station can be built, and a return code of 0 removes the station from the selection.

GRFv≤7 Note that GRF versions 7 and lower only distinguished zero and non-zero return values.