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qlightterminal.h
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/*
* Copyright© Florian Plesker <[email protected]>
*/
#ifndef QLIGHTTERMINAL_H
#define QLIGHTTERMINAL_H
#include <QWidget>
#include <QStringList>
#include <QScrollBar>
#include <QHBoxLayout>
#include <QKeyCombination>
#include <QTimer>
#include <QPointF>
#include <QTime>
#include <QColor>
#include "st.h"
typedef struct {
Qt::Key key;
Qt::KeyboardModifier mods;
char cmd[7];
size_t cmd_size;
int nextKey;
} SpecialKey;
typedef struct {
int width;
int height;
int viewPortHeight; // number of lines visible
int viewPortWidth; // number of characters per line
int scrollMultiplier; // allows for smooth scrolling
int fontSize;
double lineheight;
double lineHeightScale;
double charHeight;
double charWith;
int vPadding;
int hPadding;
} Window;
class QLightTerminal : public QWidget {
Q_OBJECT
public:
QLightTerminal(QWidget *parent = nullptr);
public
slots:
void updateTerminal(Term * term);
/*
* Scrolls the terminal vertically to the given offset
* Max scroll height is the max line count multiplied by win.scrollMultiplier
*/
void scrollX(int x);
void setFontSize(int size, int weight = 500);
void setBackground(QColor color);
void setLineHeightScale(double lineHeight);
void setPadding(double vertical, double horizontal);
void close();
signals:
void s_closed(); // emitted when the terminal is closed
void s_error(QString);
protected:
void keyPressEvent(QKeyEvent *event) override;
void resizeEvent(QResizeEvent *event) override;
void wheelEvent(QWheelEvent *event) override;
void focusOutEvent(QFocusEvent *event) override;
void mousePressEvent(QMouseEvent *event) override;
void mouseDoubleClickEvent(QMouseEvent *event) override;
void mouseReleaseEvent(QMouseEvent *event) override;
void mouseMoveEvent(QMouseEvent *event) override;
bool focusNextPrevChild(bool next) override;
void paintEvent(QPaintEvent *event) override;
private:
SimpleTerminal *st;
QScrollBar scrollbar;
QHBoxLayout boxLayout;
QTimer cursorTimer;
QTimer selectionTimer;
QTimer resizeTimer;
Window win;
double cursorVisible = true;
void setupScrollbar();
void updateStyleSheet();
void updateSelection();
void resize();
bool closed = false;
qint64 lastClick = 0;
bool mouseDown = false;
bool selectionStarted = false;
QPointF lastMousePos; // last tracked mouse pos if mouse down
/*
* Special Keyboard Character
* TODO: Add more
*/
const int defaultBackground = 259;
constexpr static const SpecialKey
keys[25] = {
{ Qt::Key_Left, Qt::KeyboardModifier::NoModifier, "\033[D", 3, 4 },
{ Qt::Key_Left, Qt::ShiftModifier, "\033[1;2D", 7, 3 },
{ Qt::Key_Left, Qt::AltModifier, "\033[1;3D", 7, 2 },
{ Qt::Key_Left, Qt::ControlModifier, "\033[1;5D", 7, 1 },
{ Qt::Key_Up, Qt::NoModifier, "\033[A", 3, 4 },
{ Qt::Key_Up, Qt::ShiftModifier, "\033[1;2A", 7, 3 },
{ Qt::Key_Up, Qt::AltModifier, "\033[1;3A", 7, 2 },
{ Qt::Key_Up, Qt::ControlModifier, "\033[1;5A", 7, 1 },
{ Qt::Key_Right, Qt::NoModifier, "\033[C", 3, 4 },
{ Qt::Key_Right, Qt::ShiftModifier, "\033[1;2C", 7, 3 },
{ Qt::Key_Right, Qt::AltModifier, "\033[1;3C", 7, 2 },
{ Qt::Key_Right, Qt::ControlModifier, "\033[1;5C", 7, 1 },
{ Qt::Key_Down, Qt::NoModifier, "\033[B", 3, 4 },
{ Qt::Key_Down, Qt::ShiftModifier, "\033[1;2B", 7, 3 },
{ Qt::Key_Down, Qt::AltModifier, "\033[1;3B", 7, 2 },
{ Qt::Key_Down, Qt::ControlModifier, "\033[1;5B", 7, 1 },
{ Qt::Key_F1, Qt::NoModifier, "\033OP", 3, 1 },
{ Qt::Key_F2, Qt::NoModifier, "\033OQ", 3, 1 },
{ Qt::Key_F3, Qt::NoModifier, "\033OR", 3, 1 },
{ Qt::Key_F4, Qt::NoModifier, "\033OS", 3, 1 },
{ Qt::Key_F5, Qt::NoModifier, "\033[15~", 6, 1 },
{ Qt::Key_F6, Qt::NoModifier, "\033[17~", 6, 1 },
{ Qt::Key_F7, Qt::NoModifier, "\033[18~", 6, 1 },
{ Qt::Key_F8, Qt::NoModifier, "\033[19~", 6, 1 },
{ Qt::Key_F9, Qt::NoModifier, "\033[20~", 6, 1 },
};
/*
* Terminal colors (same as xterm)
*/
QColor colors[260] = {
// 8 normal Colors
QColor(0, 0, 0), // Black
QColor(240, 82, 79), // Red
QColor(98, 177, 32), // Green
QColor(166, 138, 13), // Yellow
QColor(57, 147, 212), // Blue
QColor(167, 113, 191), // Magenta
QColor(0, 163, 163), // Cyan
QColor(128, 128, 128), // Gray
// 8 bright colors
QColor(89, 89, 89), // Dark Gray
QColor(255, 64, 80), // Bright Red
QColor(79, 196, 20), // Bright Green
QColor(229, 191, 0), // Bright Yellow
QColor(31, 176, 225), // Bright Blue
QColor(237, 126, 237), // Bright Magenta
QColor(0, 229, 229), // Bright Cyan
QColor(255, 255, 255), // White
QColor(0, 0, 0),
QColor(0, 0, 95),
QColor(0, 0, 135),
QColor(0, 0, 175),
QColor(0, 0, 215),
QColor(0, 0, 255),
QColor(0, 95, 0),
QColor(0, 95, 95),
QColor(0, 95, 135),
QColor(0, 95, 175),
QColor(0, 95, 215),
QColor(0, 95, 255),
QColor(0, 135, 0),
QColor(0, 135, 95),
QColor(0, 135, 135),
QColor(0, 135, 175),
QColor(0, 135, 215),
QColor(0, 135, 255),
QColor(0, 175, 0),
QColor(0, 175, 95),
QColor(0, 175, 135),
QColor(0, 175, 175),
QColor(0, 175, 215),
QColor(0, 175, 255),
QColor(0, 215, 0),
QColor(0, 215, 95),
QColor(0, 215, 135),
QColor(0, 215, 175),
QColor(0, 215, 215),
QColor(0, 215, 255),
QColor(0, 255, 0),
QColor(0, 255, 95),
QColor(0, 255, 135),
QColor(0, 255, 175),
QColor(0, 255, 215),
QColor(0, 255, 255),
QColor(95, 0, 0),
QColor(95, 0, 95),
QColor(95, 0, 135),
QColor(95, 0, 175),
QColor(95, 0, 215),
QColor(95, 0, 255),
QColor(95, 95, 0),
QColor(95, 95, 95),
QColor(95, 95, 135),
QColor(95, 95, 175),
QColor(95, 95, 215),
QColor(95, 95, 255),
QColor(95, 135, 0),
QColor(95, 135, 95),
QColor(95, 135, 135),
QColor(95, 135, 175),
QColor(95, 135, 215),
QColor(95, 135, 255),
QColor(95, 175, 0),
QColor(95, 175, 95),
QColor(95, 175, 135),
QColor(95, 175, 175),
QColor(95, 175, 215),
QColor(95, 175, 255),
QColor(95, 215, 0),
QColor(95, 215, 95),
QColor(95, 215, 135),
QColor(95, 215, 175),
QColor(95, 215, 215),
QColor(95, 215, 255),
QColor(95, 255, 0),
QColor(95, 255, 95),
QColor(95, 255, 135),
QColor(95, 255, 175),
QColor(95, 255, 215),
QColor(95, 255, 255),
QColor(135, 0, 0),
QColor(135, 0, 95),
QColor(135, 0, 135),
QColor(135, 0, 175),
QColor(135, 0, 215),
QColor(135, 0, 255),
QColor(135, 95, 0),
QColor(135, 95, 95),
QColor(135, 95, 135),
QColor(135, 95, 175),
QColor(135, 95, 215),
QColor(135, 95, 255),
QColor(135, 135, 0),
QColor(135, 135, 95),
QColor(135, 135, 135),
QColor(135, 135, 175),
QColor(135, 135, 215),
QColor(135, 135, 255),
QColor(135, 175, 0),
QColor(135, 175, 95),
QColor(135, 175, 135),
QColor(135, 175, 175),
QColor(135, 175, 215),
QColor(135, 175, 255),
QColor(135, 215, 0),
QColor(135, 215, 95),
QColor(135, 215, 135),
QColor(135, 215, 175),
QColor(135, 215, 215),
QColor(135, 215, 255),
QColor(135, 255, 0),
QColor(135, 255, 95),
QColor(135, 255, 135),
QColor(135, 255, 175),
QColor(135, 255, 215),
QColor(135, 255, 255),
QColor(175, 0, 0),
QColor(175, 0, 95),
QColor(175, 0, 135),
QColor(175, 0, 175),
QColor(175, 0, 215),
QColor(175, 0, 255),
QColor(175, 95, 0),
QColor(175, 95, 95),
QColor(175, 95, 135),
QColor(175, 95, 175),
QColor(175, 95, 215),
QColor(175, 95, 255),
QColor(175, 135, 0),
QColor(175, 135, 95),
QColor(175, 135, 135),
QColor(175, 135, 175),
QColor(175, 135, 215),
QColor(175, 135, 255),
QColor(175, 175, 0),
QColor(175, 175, 95),
QColor(175, 175, 135),
QColor(175, 175, 175),
QColor(175, 175, 215),
QColor(175, 175, 255),
QColor(175, 215, 0),
QColor(175, 215, 95),
QColor(175, 215, 135),
QColor(175, 215, 175),
QColor(175, 215, 215),
QColor(175, 215, 255),
QColor(175, 255, 0),
QColor(175, 255, 95),
QColor(175, 255, 135),
QColor(175, 255, 175),
QColor(175, 255, 215),
QColor(175, 255, 255),
QColor(215, 0, 0),
QColor(215, 0, 95),
QColor(215, 0, 135),
QColor(215, 0, 175),
QColor(215, 0, 215),
QColor(215, 0, 255),
QColor(215, 95, 0),
QColor(215, 95, 95),
QColor(215, 95, 135),
QColor(215, 95, 175),
QColor(215, 95, 215),
QColor(215, 95, 255),
QColor(215, 135, 0),
QColor(215, 135, 95),
QColor(215, 135, 135),
QColor(215, 135, 175),
QColor(215, 135, 215),
QColor(215, 135, 255),
QColor(215, 175, 0),
QColor(215, 175, 95),
QColor(215, 175, 135),
QColor(215, 175, 175),
QColor(215, 175, 215),
QColor(215, 175, 255),
QColor(215, 215, 0),
QColor(215, 215, 95),
QColor(215, 215, 135),
QColor(215, 215, 175),
QColor(215, 215, 215),
QColor(215, 215, 255),
QColor(215, 255, 0),
QColor(215, 255, 95),
QColor(215, 255, 135),
QColor(215, 255, 175),
QColor(215, 255, 215),
QColor(215, 255, 255),
QColor(255, 0, 0),
QColor(255, 0, 95),
QColor(255, 0, 135),
QColor(255, 0, 175),
QColor(255, 0, 215),
QColor(255, 0, 255),
QColor(255, 95, 0),
QColor(255, 95, 95),
QColor(255, 95, 135),
QColor(255, 95, 175),
QColor(255, 95, 215),
QColor(255, 95, 255),
QColor(255, 135, 0),
QColor(255, 135, 95),
QColor(255, 135, 135),
QColor(255, 135, 175),
QColor(255, 135, 215),
QColor(255, 135, 255),
QColor(255, 175, 0),
QColor(255, 175, 95),
QColor(255, 175, 135),
QColor(255, 175, 175),
QColor(255, 175, 215),
QColor(255, 175, 255),
QColor(255, 215, 0),
QColor(255, 215, 95),
QColor(255, 215, 135),
QColor(255, 215, 175),
QColor(255, 215, 215),
QColor(255, 215, 255),
QColor(255, 255, 0),
QColor(255, 255, 95),
QColor(255, 255, 135),
QColor(255, 255, 175),
QColor(255, 255, 215),
QColor(255, 255, 255),
QColor(8, 8, 8),
QColor(18, 18, 18),
QColor(28, 28, 28),
QColor(38, 38, 38),
QColor(48, 48, 48),
QColor(58, 58, 58),
QColor(68, 68, 68),
QColor(78, 78, 78),
QColor(88, 88, 88),
QColor(98, 98, 98),
QColor(108, 108, 108),
QColor(118, 118, 118),
QColor(128, 128, 128),
QColor(138, 138, 138),
QColor(148, 148, 148),
QColor(158, 158, 158),
QColor(168, 168, 168),
QColor(178, 178, 178),
QColor(188, 188, 188),
QColor(198, 198, 198),
QColor(208, 208, 208),
QColor(218, 218, 218),
QColor(228, 228, 228),
QColor(238, 238, 238),
// Default colors
QColor(255, 255, 255),
QColor(85, 85, 85),
QColor(200, 200, 200), // Default font color
QColor(24, 24, 24) // Default background color
};
};
#endif // QLIGHTTERMINAL_H