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https://github.com/cookiengineer/audacity
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67 lines
1.8 KiB
C++
67 lines
1.8 KiB
C++
/**********************************************************************
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Audacity - A Digital Audio Editor
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Copyright 1999-2009 Audacity Team
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License: wxwidgets
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Marty Goddard
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******************************************************************//**
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\file GetProjectInfoCommand.h
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\brief Declarations of GetProjectInfoCommand and GetProjectInfoCommandType classes
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*//*******************************************************************/
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#ifndef __GETPROJECTINFOCOMMAND__
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#define __GETPROJECTINFOCOMMAND__
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#include "Command.h"
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#include "CommandType.h"
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class GetProjectInfoCommandType final : public CommandType
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{
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public:
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wxString BuildName() override;
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void BuildSignature(CommandSignature &signature) override;
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CommandHolder Create(std::unique_ptr<CommandOutputTarget> &&target) override;
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};
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class GetProjectInfoCommand final : public CommandImplementation
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{
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public:
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GetProjectInfoCommand(CommandType &type, std::unique_ptr<CommandOutputTarget> &&target)
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: CommandImplementation(type, std::move(target))
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{ }
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virtual ~GetProjectInfoCommand()
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{ }
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bool Apply(CommandExecutionContext context) override;
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private:
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int SendNumberOfTracks(CommandExecutionContext context);
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int SendFocusedTrackIndex(CommandExecutionContext context);
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// Function pointer to get a particular (Boolean only) Track parameter
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typedef bool (GetProjectInfoCommand::*Getter)(const Track *track) const;
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// Uses the Function pointer to set a particular parameter within a loop of otherwise duplicate code
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void SendTracksInfo(TrackList *projTracks, Getter);
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// Functions pointed to for getting track parameters
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bool testSelected(const Track * track) const;
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bool testLinked(const Track * track) const;
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bool testSolo(const Track * track) const;
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bool testMute(const Track * track) const;
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};
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#endif /* End of include guard: __GETPROJECTINFOCOMMAND__ */
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