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Most functions defining menus compute once and cache the result...

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... Except a few where project or plugin manager state or preferences are
needed to compute the items, so evaluation is delayed, often inside lambdas

Comment "Delayed evaluation" wherever there are exceptions
This commit is contained in:
Paul Licameli
2019-01-09 11:27:32 -05:00
parent 33b4b409e8
commit f6e5696146
18 changed files with 354 additions and 261 deletions
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21
src/menus/TrackMenus.cpp
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@@ -1276,13 +1276,14 @@ static CommandHandlerObject &findCommandHandler(AudacityProject &) {
#define FN(X) (& TrackActions::Handler :: X)
MenuTable::BaseItemPtr TracksMenu( AudacityProject & )
MenuTable::BaseItemSharedPtr TracksMenu()
{
// Tracks Menu (formerly Project Menu)
using namespace MenuTable;
using Options = CommandManager::Options;
return FinderScope( findCommandHandler ).Eval(
static BaseItemSharedPtr menu{
FinderScope( findCommandHandler ).Eval(
Menu( XO("&Tracks"),
Menu( XO("Add &New"),
Command( wxT("NewMonoTrack"), XXO("&Mono Track"), FN(OnNewWaveTrack),
@@ -1373,7 +1374,7 @@ MenuTable::BaseItemPtr TracksMenu( AudacityProject & )
Separator(),
// Alignment commands using selection or zero
// Alignment commands using selection or zero
CommandGroup(wxT("Align"),
alignLabels,
FN(OnAlign), AudioIONotBusyFlag | TracksSelectedFlag),
@@ -1427,14 +1428,15 @@ MenuTable::BaseItemPtr TracksMenu( AudacityProject & )
Options{}.CheckTest( wxT("/GUI/SyncLockTracks"), false ) )
#endif
) );
) ) };
return menu;
}
MenuTable::BaseItemPtr ExtraTrackMenu( AudacityProject & )
MenuTable::BaseItemSharedPtr ExtraTrackMenu()
{
using namespace MenuTable;
return FinderScope( findCommandHandler ).Eval(
static BaseItemSharedPtr menu{
FinderScope( findCommandHandler ).Eval(
Menu( XO("&Track"),
Command( wxT("TrackPan"), XXO("Change P&an on Focused Track..."),
FN(OnTrackPan),
@@ -1479,7 +1481,8 @@ MenuTable::BaseItemPtr ExtraTrackMenu( AudacityProject & )
Command( wxT("TrackMoveBottom"), XXO("Move Focused Track to &Bottom"),
FN(OnTrackMoveBottom),
AudioIONotBusyFlag | TrackPanelHasFocus | TracksExistFlag )
) );
) ) };
return menu;
}
#undef FN