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Undo: implement undo of dive site addition

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Implement a dive site addition undo command and connect it to
the add dive site button. The added dive site has a default
name ("new dive site").

Signed-off-by: Berthold Stoeger <bstoeger@mail.tuwien.ac.at>
This commit is contained in:
Berthold Stoeger 2019-03-13 20:58:25 +01:00 • committed by Dirk Hohndel
parent 2dcc0a7d1e
commit 56dcbd9588
6 changed files with 55 additions and 0 deletions
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22
desktop-widgets/command_divesite.cpp
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@ -62,6 +62,28 @@ static std::vector<OwningDiveSitePtr> removeDiveSites(std::vector<dive_site *> &
return res;
}
AddDiveSite::AddDiveSite(const QString &name)
{
setText(tr("add dive site"));
sitesToAdd.emplace_back(alloc_dive_site());
sitesToAdd.back()->name = copy_qstring(name);
}
bool AddDiveSite::workToBeDone()
{
return true;
}
void AddDiveSite::redo()
{
sitesToRemove = std::move(addDiveSites(sitesToAdd));
}
void AddDiveSite::undo()
{
sitesToAdd = std::move(removeDiveSites(sitesToRemove));
}
DeleteDiveSites::DeleteDiveSites(const QVector<dive_site *> &sites) : sitesToRemove(sites.toStdVector())
{
setText(tr("delete %n dive site(s)", "", sites.size()));