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Brute force implementation of undo-redo of mixing group

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brunoherbelin
2021-03-18 21:44:38 +01:00
parent dd9c8ac0b8
commit ac5e885fb3
1 changed files with 5 additions and 36 deletions
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41
ActionManager.cpp
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@@ -234,48 +234,17 @@ void Action::restore(uint target, uint64_t id)
// Get the list of mixing groups in the xml loader // Get the list of mixing groups in the xml loader
std::list< SourceList > loadergroups = loader.getMixingGroups(); std::list< SourceList > loadergroups = loader.getMixingGroups();
// clear all session groups
auto group_iter = se->beginMixingGroup();
while ( group_iter != se->endMixingGroup() )
group_iter = se->deleteMixingGroup(group_iter);
// apply all changes creating or modifying groups in the session // apply all changes creating or modifying groups in the session
// (after this, new groups are created and existing groups are adjusted) // (after this, new groups are created and existing groups are adjusted)
for (auto group_loader_it = loadergroups.begin(); group_loader_it != loadergroups.end(); group_loader_it++) { for (auto group_loader_it = loadergroups.begin(); group_loader_it != loadergroups.end(); group_loader_it++) {
se->link( *group_loader_it, Mixer::manager().view(View::MIXING)->scene.fg() ); se->link( *group_loader_it, Mixer::manager().view(View::MIXING)->scene.fg() );
} }
// Get the updated list of mixing groups in the session
std::list< SourceList > sessiongroups = se->getMixingGroups();
// the remaining case is if session has groups that are not in the loaded xml
// (that should therefore be deleted)
if ( sessiongroups.size() > loadergroups.size() )
{
// find those groups ! : loop over every session group
for (auto group_se_it = sessiongroups.begin(); group_se_it != sessiongroups.end(); ) {
// asume we do not find it in the loadergroups
bool is_in_loadergroups = false;
// look in the loaded groups if there is one EQUAL to it
for (auto group_loader_it = loadergroups.begin(); group_loader_it != loadergroups.end(); group_loader_it++) {
// compare the groups
if ( compare( *group_loader_it, *group_se_it) == SOURCELIST_EQUAL ) {
// yeah, found an EQUAL group that was loaded
is_in_loadergroups = true;
break;
}
}
// remove the group from the list if it was loaded
if ( is_in_loadergroups )
group_se_it = sessiongroups.erase(group_se_it);
// else keep it and continue
else
group_se_it++;
}
// the remaining groups in sessiongroups do not have an EQUAL match in the loader groups
for (auto group_se_it = sessiongroups.begin(); group_se_it != sessiongroups.end(); ) {
// remove that group from the session
se->unlink( *group_se_it );
group_se_it = sessiongroups.erase(group_se_it);
}
}
// free // free
locked_ = false; locked_ = false;