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This option defaults to on but may be unchecked in settings. git-svn-id: svn+ssh://svn.code.sf.net/p/wsjt/wsjt/branches/wsjtx@6359 ab8295b8-cf94-4d9e-aec4-7959e3be5d79
54 lines
1.7 KiB
C++
54 lines
1.7 KiB
C++
#ifndef EMULATE_SPLIT_TRANSCEIVER_HPP__
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#define EMULATE_SPLIT_TRANSCEIVER_HPP__
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#include <memory>
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#include "Transceiver.hpp"
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//
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// Emulate Split Transceiver
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//
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// Helper decorator class that encapsulates the emulation of split TX
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// operation.
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//
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// Responsibilities
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//
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// Delegates all but setting of other (split) frequency to the
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// wrapped Transceiver instance. Also routes failure signals from the
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// wrapped Transceiver instance to this instances failure signal.
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//
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// Intercepts status updates from the wrapped Transceiver instance
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// and re-signals it with the emulated status.
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//
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// Generates a status update signal if the other (split) frequency is
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// changed, this is necessary since the wrapped transceiver instance
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// never receives other frequency changes.
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//
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class EmulateSplitTransceiver final
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: public Transceiver
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{
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public:
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// takes ownership of wrapped Transceiver
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explicit EmulateSplitTransceiver (std::unique_ptr<Transceiver> wrapped);
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void start () noexcept override;
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void frequency (Frequency, MODE) noexcept override;
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void tx_frequency (Frequency, bool rationalise_mode) noexcept override;
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void ptt (bool on) noexcept override;
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// forward everything else to wrapped Transceiver
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void stop (bool /* reset_split */) noexcept override {wrapped_->stop (false); Q_EMIT finished ();}
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void mode (MODE m, bool /* rationalise */) noexcept override {wrapped_->mode (m, false);}
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void sync (bool force_signal) noexcept override {wrapped_->sync (force_signal);}
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private:
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void handle_update (TransceiverState);
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std::unique_ptr<Transceiver> wrapped_;
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Frequency frequency_[2]; // [0] <- RX, [1] <- other
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Frequency pre_tx_frequency_; // return to this on switching to Rx
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bool tx_;
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};
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#endif
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