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Cleanup: remove selectionChanged logic from dive-list commands

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Since all commands now fully reset the selection, there is no point
in keeping track of whether the selection changed on addition or
removal of dives. This can be done in the function that sets the
selection.

Signed-off-by: Berthold Stoeger <bstoeger@mail.tuwien.ac.at>
This commit is contained in:
Berthold Stoeger 2019-06-23 12:13:25 +02:00 • committed by bstoeger
parent e1abf9485c
commit 4716c82032
5 changed files with 30 additions and 68 deletions
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56
desktop-widgets/command_divelist.cpp
View file

@ -21,17 +21,10 @@ namespace Command {
// set and that the trips are added before they are used!
DiveToAdd DiveListBase::removeDive(struct dive *d, std::vector<OwningTripPtr> &tripsToAdd)
{
// If the dive to be removed is selected, we will inform the frontend
// later via a signal that the dive changed.
if (d->selected)
selectionChanged = true;
// If the dive was the current dive, reset the current dive. The calling
// command is responsible of finding a new dive.
if (d == current_dive) {
selectionChanged = true; // Should have been set above, as current dive is always selected.
if (d == current_dive)
current_dive = nullptr;
}
// remove dive from trip and site - if this is the last dive in the trip
// remove the whole trip.
@ -81,11 +74,6 @@ dive *DiveListBase::addDive(DiveToAdd &d)
add_to_dive_table(&dive_table, idx, res); // Return ownership to backend
invalidate_dive_cache(res); // Ensure that dive is written in git_save()
// If the dive to be removed is selected, we will inform the frontend
// later via a signal that the dive changed.
if (res->selected)
selectionChanged = true;
return res;
}
@ -363,26 +351,14 @@ static void moveDivesBetweenTrips(DivesToTrip &dives)
void DiveListBase::initWork()
{
selectionChanged = false;
}
void DiveListBase::finishWork()
{
if (selectionChanged) // If the selection changed -> tell the frontend
emit diveListNotifier.selectionChanged();
for (dive_site *ds: sitesCountChanged)
emit diveListNotifier.diveSiteDiveCountChanged(ds);
}
// Rese the selection to the dives of the "selection" vector and send the appropriate signals.
// Set the current dive to "currentDive". "currentDive" must be an element of "selection" (or
// null if "seletion" is empty).
void DiveListBase::restoreSelection(const std::vector<dive *> &selection, dive *currentDive)
{
// If anything changed (selection or current dive), send a final signal.
selectionChanged |= setSelection(selection, currentDive);
}
void DiveListBase::undo()
{
auto marker = diveListNotifier.enterCommand();
@ -452,7 +428,7 @@ void AddDive::redoit()
sort_trip_table(&trip_table); // Though unlikely, adding a dive may reorder trips
// Select the newly added dive
restoreSelection(divesAndSitesToRemove.dives, divesAndSitesToRemove.dives[0]);
setSelection(divesAndSitesToRemove.dives, divesAndSitesToRemove.dives[0]);
// Exit from edit mode, but don't recalculate dive list
// TODO: Remove edit mode
@ -466,7 +442,7 @@ void AddDive::undoit()
sort_trip_table(&trip_table); // Though unlikely, removing a dive may reorder trips
// ...and restore the selection
restoreSelection(selection, currentDive);
setSelection(selection, currentDive);
// Exit from edit mode, but don't recalculate dive list
// TODO: Remove edit mode
@ -529,7 +505,7 @@ void ImportDives::redoit()
divesToAdd = removeDives(divesAndSitesToRemove);
// Select the newly added dives
restoreSelection(divesAndSitesToRemoveNew.dives, divesAndSitesToRemoveNew.dives.back());
setSelection(divesAndSitesToRemoveNew.dives, divesAndSitesToRemoveNew.dives.back());
// Remember dives and sites to remove
divesAndSitesToRemove = std::move(divesAndSitesToRemoveNew);
@ -547,7 +523,7 @@ void ImportDives::undoit()
divesAndSitesToRemove = std::move(divesAndSitesToRemoveNew);
// ...and restore the selection
restoreSelection(selection, currentDive);
setSelection(selection, currentDive);
}
DeleteDive::DeleteDive(const QVector<struct dive*> &divesToDeleteIn)
@ -568,7 +544,7 @@ void DeleteDive::undoit()
// Select all re-added dives and make the first one current
dive *currentDive = !divesToDelete.dives.empty() ? divesToDelete.dives[0] : nullptr;
restoreSelection(divesToDelete.dives, currentDive);
setSelection(divesToDelete.dives, currentDive);
}
void DeleteDive::redoit()
@ -583,9 +559,9 @@ void DeleteDive::redoit()
newCurrent = find_next_visible_dive(when);
}
if (newCurrent)
restoreSelection(std::vector<dive *>{ newCurrent }, newCurrent);
setSelection(std::vector<dive *>{ newCurrent }, newCurrent);
else
restoreSelection(std::vector<dive *>(), nullptr);
setSelection(std::vector<dive *>(), nullptr);
}
@ -615,7 +591,7 @@ void ShiftTime::redoit()
emit diveListNotifier.divesChanged(diveList, DiveField::DATETIME);
// Select the changed dives
restoreSelection(diveList.toStdVector(), diveList[0]);
setSelection(diveList.toStdVector(), diveList[0]);
// Negate the time-shift so that the next call does the reverse
timeChanged = -timeChanged;
@ -647,7 +623,7 @@ void RenumberDives::undoit()
dives.reserve(divesToRenumber.size());
for (const QPair<dive *, int> &item: divesToRenumber)
dives.push_back(item.first);
restoreSelection(dives, dives[0]);
setSelection(dives, dives[0]);
}
bool RenumberDives::workToBeDone()
@ -676,7 +652,7 @@ void TripBase::redoit()
dives.reserve(divesToMove.divesToMove.size());
for (const DiveToTrip &item: divesToMove.divesToMove)
dives.push_back(item.dive);
restoreSelection(dives, dives[0]);
setSelection(dives, dives[0]);
}
void TripBase::undoit()
@ -799,7 +775,7 @@ void SplitDivesBase::redoit()
unsplitDive = removeDives(diveToSplit);
// Select split dives and make first dive current
restoreSelection(divesToUnsplit.dives, divesToUnsplit.dives[0]);
setSelection(divesToUnsplit.dives, divesToUnsplit.dives[0]);
}
void SplitDivesBase::undoit()
@ -809,7 +785,7 @@ void SplitDivesBase::undoit()
splitDives = removeDives(divesToUnsplit);
// Select unsplit dive and make it current
restoreSelection(diveToSplit.dives, diveToSplit.dives[0] );
setSelection(diveToSplit.dives, diveToSplit.dives[0] );
}
static std::array<dive *, 2> doSplitDives(const dive *d, duration_t time)
@ -883,7 +859,7 @@ void DiveComputerBase::redoit()
diveToRemove = std::move(addedDive);
// Select added dive and make it current
restoreSelection(diveToRemove.dives, diveToRemove.dives[0]);
setSelection(diveToRemove.dives, diveToRemove.dives[0]);
// Update the profile to show the first dive computer
dc_number = dc_nr_after;
@ -1006,7 +982,7 @@ void MergeDives::redoit()
unmergedDives = removeDives(divesToMerge);
// Select merged dive and make it current
restoreSelection(diveToUnmerge.dives, diveToUnmerge.dives[0]);
setSelection(diveToUnmerge.dives, diveToUnmerge.dives[0]);
}
void MergeDives::undoit()
@ -1016,7 +992,7 @@ void MergeDives::undoit()
renumberDives(divesToRenumber);
// Select unmerged dives and make first one current
restoreSelection(divesToMerge.dives, divesToMerge.dives[0]);
setSelection(divesToMerge.dives, divesToMerge.dives[0]);
}
} // namespace Command