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selection: add selection flag for trips

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In analogy to dives add a selection flag for trips. The reason
being that search for a selected trip can be painfully slow when
we do it through Qt's proxy model.

Make sure to deselect trips when they are removed from the core.

Signed-off-by: Berthold Stoeger <bstoeger@mail.tuwien.ac.at>
This commit is contained in:
Berthold Stoeger 2020-05-02 14:34:40 +02:00 • committed by Dirk Hohndel
parent 649b2f2a9e
commit 09b7fcbcf4
4 changed files with 36 additions and 3 deletions
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12
commands/command_divelist.cpp
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@ -13,6 +13,14 @@
namespace Command {
// Helper function that takes care to unselect trips that are removed from the backend
static void remove_trip_from_backend(dive_trip *trip)
{
if (trip->selected)
deselect_trip(trip);
remove_trip(trip, &trip_table); // Remove trip from backend
}
// This helper function removes a dive, takes ownership of the dive and adds it to a DiveToAdd structure.
// If the trip the dive belongs to becomes empty, it is removed and added to the tripsToAdd vector.
// It is crucial that dives are added in reverse order of deletion, so that the indices are correctly
@ -32,7 +40,7 @@ DiveToAdd DiveListBase::removeDive(struct dive *d, std::vector<OwningTripPtr> &t
diveSiteCountChanged(d->dive_site);
res.site = unregister_dive_from_dive_site(d);
if (res.trip && res.trip->dives.nr == 0) {
remove_trip(res.trip, &trip_table); // Remove trip from backend
remove_trip_from_backend(res.trip); // Remove trip from backend
tripsToAdd.emplace_back(res.trip); // Take ownership of trip
}
@ -265,7 +273,7 @@ static OwningTripPtr moveDiveToTrip(DiveToTrip &diveToTrip)
// Remove dive from trip - if this is the last dive in the trip, remove the whole trip.
dive_trip *trip = unregister_dive_from_trip(diveToTrip.dive);
if (trip && trip->dives.nr == 0) {
remove_trip(trip, &trip_table); // Remove trip from backend
remove_trip_from_backend(trip); // Remove trip from backend
res.reset(trip);
}