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Disallow AutoSelect on dangerous commands.

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Commands flagged with NoAutoSelect will not auto select, even if the user has asked for it.  This is used for Cut and 3 different kinds of delete.  We later might extend it to fades and repair.
This commit is contained in:
James Crook 2017-06-09 22:36:05 +01:00
parent 64a28861a0
commit 7341bff9e0
4 changed files with 15 additions and 5 deletions
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10
src/Menus.cpp
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@ -443,9 +443,11 @@ void AudacityProject::CreateMenusAndCommands()
// Basic Edit coomands
/* i18n-hint: (verb)*/
c->AddItem(wxT("Cut"), _("Cu&t"), FN(OnCut), wxT("Ctrl+X"),
AudioIONotBusyFlag | CutCopyAvailableFlag,
AudioIONotBusyFlag | CutCopyAvailableFlag | NoAutoSelect,
AudioIONotBusyFlag | CutCopyAvailableFlag);
c->AddItem(wxT("Delete"), _("&Delete"), FN(OnDelete), wxT("Ctrl+K"));
c->AddItem(wxT("Delete"), _("&Delete"), FN(OnDelete), wxT("Ctrl+K"),
AudioIONotBusyFlag | NoAutoSelect,
AudioIONotBusyFlag );
/* i18n-hint: (verb)*/
c->AddItem(wxT("Copy"), _("&Copy"), FN(OnCopy), wxT("Ctrl+C"),
AudioIONotBusyFlag | CutCopyAvailableFlag,
@ -1313,11 +1315,11 @@ void AudacityProject::CreateMenusAndCommands()
c->BeginSubMenu("&Edit");
c->AddItem(wxT("DeleteKey"), _("&DeleteKey"), FN(OnDelete), wxT("Backspace"),
AudioIONotBusyFlag | TracksSelectedFlag | TimeSelectedFlag,
AudioIONotBusyFlag | TracksSelectedFlag | TimeSelectedFlag | NoAutoSelect,
AudioIONotBusyFlag | TracksSelectedFlag | TimeSelectedFlag);
c->AddItem(wxT("DeleteKey2"), _("DeleteKey&2"), FN(OnDelete), wxT("Delete"),
AudioIONotBusyFlag | TracksSelectedFlag | TimeSelectedFlag,
AudioIONotBusyFlag | TracksSelectedFlag | TimeSelectedFlag | NoAutoSelect,
AudioIONotBusyFlag | TracksSelectedFlag | TimeSelectedFlag);
c->EndSubMenu();

4
src/Project.cpp
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@ -2327,6 +2327,10 @@ bool AudacityProject::TryToMakeActionAllowed
if( mWhatIfNoSelection != 1 )
return false;
// Some effects disallow autoselection.
if( flagsRqd & NoAutoSelect )
return false;
// Why is action still not allowed?
// 0's wherever a required flag is missing (or is don't care)
MissingFlags = (flags & ~flagsRqd) & mask;

1
src/commands/CommandFlag.h
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@ -56,6 +56,7 @@ enum CommandFlag : unsigned long long
HasWaveDataFlag = 0x800000000ULL, // jkc
PlayableTracksExistFlag = 0x1000000000ULL,
AudioTracksSelectedFlag = 0x2000000000ULL,
NoAutoSelect = 0x4000000000ULL, // jkc
NoFlagsSpecifed = ~0ULL
};

5
src/commands/CommandManager.cpp
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@ -1336,8 +1336,11 @@ bool CommandManager::HandleCommandEntry(const CommandListEntry * entry,
// NB: The call may have the side effect of changing flags.
bool allowed = proj->ReportIfActionNotAllowed(
NiceName, flags, entry->flags, combinedMask );
// If the function was disallowed, it STILL should count as having been
// handled (by doing nothing or by telling the user of the problem).
// Otherwise we may get other handlers having a go at obeying the command.
if (!allowed)
return false;
return true;
}
(*(entry->callback))(entry->index, evt);