divetripmodel: introduce CURRENT_ROLE

Use this role to test whether a dive is the currently displayed dive.
This will be needed to transport changes of the current dive to
the mobile list models.

Signed-off-by: Berthold Stoeger <bstoeger@mail.tuwien.ac.at>

1 files changed, 2 insertions, 0 deletions

diff --git a/qt-models/divetripmodel.cpp b/qt-models/divetripmodel.cpp
index ce4206cfb..5b7f96ba1 100644
--- a/qt-models/divetripmodel.cpp
+++ b/qt-models/divetripmodel.cpp
@@ -255,6 +255,8 @@ QVariant DiveTripModelBase::diveData(const struct dive *d, int column, int role)
 		return get_divenr(d);
 	case SELECTED_ROLE:
 		return d->selected;
+	case CURRENT_ROLE:
+		return d == current_dive;
 	}
 	return QVariant();
 }