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audacity/src/commands/SetTrackInfoCommand.cpp
Leland Lucius cbcc78b183 Fix for bug #887
A little overkill, but low risk since the majority of the source
changed isn't actually used.
2015-05-16 17:57:01 -05:00

78 lines
2.0 KiB
C++

/**********************************************************************
Audacity - A Digital Audio Editor
Copyright 1999-2009 Audacity Team
License: wxwidgets
Dan Horgan
******************************************************************//**
\file SetTrackInfoCommand.cpp
\brief Definitions for SetTrackInfoCommand and SetTrackInfoCommandType classes
\class SetTrackInfoCommand
\brief Command that sets track information (currently name only)
*//*******************************************************************/
#include "SetTrackInfoCommand.h"
#include "../Project.h"
#include "../Track.h"
wxString SetTrackInfoCommandType::BuildName()
{
return wxT("SetTrackInfo");
}
void SetTrackInfoCommandType::BuildSignature(CommandSignature &signature)
{
IntValidator *trackIndexValidator = new IntValidator();
signature.AddParameter(wxT("TrackIndex"), 0, trackIndexValidator);
OptionValidator *infoTypeValidator = new OptionValidator();
infoTypeValidator->AddOption(wxT("Name"));
signature.AddParameter(wxT("Type"), wxT("Name"), infoTypeValidator);
Validator *nameValidator = new Validator();
signature.AddParameter(wxT("Name"), wxT("Unnamed"), nameValidator);
}
Command *SetTrackInfoCommandType::Create(CommandOutputTarget *target)
{
return new SetTrackInfoCommand(*this, target);
}
bool SetTrackInfoCommand::Apply(CommandExecutionContext context)
{
wxString mode = GetString(wxT("Type"));
long trackIndex = GetLong(wxT("TrackIndex"));
// (Note: track selection ought to be somewhere else)
long i = 0;
TrackListIterator iter(context.GetProject()->GetTracks());
Track *t = iter.First();
while (t && i != trackIndex)
{
t = iter.Next();
++i;
}
if (i != trackIndex || !t)
{
Error(wxT("TrackIndex was invalid."));
return false;
}
if (mode.IsSameAs(wxT("Name")))
{
wxString name = GetString(wxT("Name"));
t->SetName(name);
}
else
{
Error(wxT("Invalid info type!"));
return false;
}
return true;
}