diff options
| -rw-r--r-- | src/rail_gui.cpp | 26 |
1 files changed, 24 insertions, 2 deletions
diff --git a/src/rail_gui.cpp b/src/rail_gui.cpp index 14aa166b2..14077bde6 100644 --- a/src/rail_gui.cpp +++ b/src/rail_gui.cpp @@ -912,14 +912,36 @@ static void StationBuildWndProc(Window *w, WindowEvent *e) break; } - case BRSW_PLATFORM_DRAG_N_DROP: + case BRSW_PLATFORM_DRAG_N_DROP: { _railstation.dragdrop ^= true; ToggleWidgetLoweredState(w, BRSW_PLATFORM_DRAG_N_DROP); + + /* get the first allowed length/number of platforms */ + const StationSpec *statspec = _railstation.newstations ? GetCustomStationSpec(_railstation.station_class, _railstation.station_type) : NULL; + if (statspec != NULL && HASBIT(statspec->disallowed_lengths, _railstation.platlength - 1)) { + for (uint i = 0; i < 7; i++) { + if (!HASBIT(statspec->disallowed_lengths, i)) { + RaiseWindowWidget(w, _railstation.platlength + BRSW_PLATFORM_LEN_BEGIN); + _railstation.platlength = i + 1; + break; + } + } + } + if (statspec != NULL && HASBIT(statspec->disallowed_platforms, _railstation.numtracks - 1)) { + for (uint i = 0; i < 7; i++) { + if (!HASBIT(statspec->disallowed_platforms, i)) { + RaiseWindowWidget(w, _railstation.numtracks + BRSW_PLATFORM_NUM_BEGIN); + _railstation.numtracks = i + 1; + break; + } + } + } + SetWindowWidgetLoweredState(w, _railstation.numtracks + BRSW_PLATFORM_NUM_BEGIN, !_railstation.dragdrop); SetWindowWidgetLoweredState(w, _railstation.platlength + BRSW_PLATFORM_LEN_BEGIN, !_railstation.dragdrop); SndPlayFx(SND_15_BEEP); SetWindowDirty(w); - break; + } break; case BRSW_HIGHLIGHT_OFF: case BRSW_HIGHLIGHT_ON: |