liyepan
580abbcadf
Terminal core (src/core, QtCore only, headless testable): - VT100/xterm parser: CSI/OSC/DCS, SGR 256/truecolor, scroll regions, insert/delete, DEC special graphics, alternate screen - cell grid with 5000 line scrollback, CJK wide chars, combining marks - xterm 256 color palette Terminal widget (src/term): - QPainter renderer with run batching, wide char clipping, cursor blink - mouse selection (char/word/line), auto copy, middle click paste - full key encoding: arrows + DECCKM, F1-F12, modifiers, ctrl/alt - IME support via inputMethodEvent Transports (src/session): - SSH through the system OpenSSH client on a forkpty pseudo terminal, so agent, ProxyJump, known_hosts and 2FA keep working - Telnet with IAC negotiation (NAWS, ECHO, SGA) - Serial via QSerialPort UI (src/ui): - tabbed main window, session dialog with saved profiles - dark violet theme, CLI targets (user@host:port, telnet://, serial:) Tests: - tests/test_core: escape sequence and layout assertions - tests/test_widget: offscreen render checks and key encoding
43 lines
990 B
C++
43 lines
990 B
C++
#pragma once
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#include "SessionSpec.h"
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#include "Transport.h"
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#include <QSet>
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class QTcpSocket;
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namespace vx {
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class TelnetTransport : public Transport
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{
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Q_OBJECT
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public:
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explicit TelnetTransport(const SessionSpec &spec, QObject *parent = nullptr);
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bool start(int cols, int rows) override;
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void write(const QByteArray &data) override;
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void resizeTerminal(int cols, int rows) override;
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QString description() const override { return m_description; }
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private:
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enum State { Data, Iac, Will, Wont, Do, Dont, Sub, SubIac };
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enum Option { OptEcho = 1, OptSga = 3, OptTtype = 24, OptNaws = 31 };
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void onReadyRead();
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void sendCommand(char command, char option);
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void sendWindowSize();
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SessionSpec m_spec;
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QString m_description;
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QTcpSocket *m_socket = nullptr;
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State m_state = Data;
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int m_columns = 80;
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int m_rows = 24;
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bool m_naws = false;
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QSet<int> m_negotiated;
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QByteArray m_pendingOut;
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};
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} // namespace vx
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