banan-os/userspace/programs/Terminal/Terminal.h

65 lines
971 B
C++

#pragma once
#include <LibFont/Font.h>
#include <LibGUI/Window.h>
class Terminal
{
public:
void run();
uint32_t cols() const { return m_window->width() / m_font.width(); }
uint32_t rows() const { return m_window->height() / m_font.height(); }
private:
void handle_csi(char ch);
void handle_sgr();
void putchar(uint32_t codepoint);
bool read_shell(int fd);
void on_key_event(LibGUI::EventPacket::KeyEvent);
void start_shell();
private:
struct Cursor
{
uint32_t x;
uint32_t y;
};
struct ShellInfo
{
int in;
int out;
int err;
pid_t pid;
};
enum class State
{
Normal,
ESC,
CSI,
};
struct CSIInfo
{
int32_t fields[2];
size_t index;
};
private:
BAN::UniqPtr<LibGUI::Window> m_window;
LibFont::Font m_font;
Cursor m_cursor { 0, 0 };
ShellInfo m_shell_info;
State m_state { State::Normal };
CSIInfo m_csi_info;
Cursor m_saved_cursor { 0, 0 };
uint32_t m_fg_color { 0xFFFFFF };
uint32_t m_bg_color { 0x000000 };
};