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// Copyright (C) 2022 The Qt Company Ltd.
// SPDX-License-Identifier: LicenseRef-Qt-Commercial OR GPL-3.0+ OR GPL-3.0 WITH Qt-GPL-exception-1.0
#pragma once
#include "terminalsearch.h"
#include "terminalsurface.h"
#include <aggregation/aggregate.h>
#include <utils/link.h>
#include <utils/process.h>
#include <utils/terminalhooks.h>
#include <QAbstractScrollArea>
#include <QAction>
#include <QTextLayout>
#include <QTimer>
#include <chrono>
#include <memory>
namespace Terminal {
class TerminalWidget : public QAbstractScrollArea
{
friend class CellIterator;
Q_OBJECT
public:
TerminalWidget(QWidget *parent = nullptr,
const Utils::Terminal::OpenTerminalParameters &openParameters = {});
~TerminalWidget() override;
void setFont(const QFont &font);
void copyToClipboard();
void pasteFromClipboard();
void copyLinkToClipboard();
void clearSelection();
void zoomIn();
void zoomOut();
void moveCursorWordLeft();
void moveCursorWordRight();
void clearContents();
TerminalSearch *search() { return m_search.get(); }
struct Selection
{
int start;
int end;
bool final{false};
bool operator!=(const Selection &other) const
{
return start != other.start || end != other.end || final != other.final;
}
bool operator==(const Selection &other) const { return !operator!=(other); }
};
struct LinkSelection : public Selection
{
Utils::Link link;
bool operator!=(const LinkSelection &other) const
{
return link != other.link || Selection::operator!=(other);
}
};
void setShellName(const QString &shellName);
QString shellName() const;
Utils::FilePath cwd() const;
Utils::CommandLine currentCommand() const;
std::optional<Utils::Id> identifier() const;
QProcess::ProcessState processState() const;
void restart(const Utils::Terminal::OpenTerminalParameters &openParameters);
signals:
void started(qint64 pid);
void cwdChanged(const Utils::FilePath &cwd);
void commandChanged(const Utils::CommandLine &cmd);
protected:
void paintEvent(QPaintEvent *event) override;
void keyPressEvent(QKeyEvent *event) override;
void keyReleaseEvent(QKeyEvent *event) override;
void resizeEvent(QResizeEvent *event) override;
void wheelEvent(QWheelEvent *event) override;
void focusInEvent(QFocusEvent *event) override;
void focusOutEvent(QFocusEvent *event) override;
void inputMethodEvent(QInputMethodEvent *event) override;
void mousePressEvent(QMouseEvent *event) override;
void mouseMoveEvent(QMouseEvent *event) override;
void mouseReleaseEvent(QMouseEvent *event) override;
void mouseDoubleClickEvent(QMouseEvent *event) override;
void dragEnterEvent(QDragEnterEvent *event) override;
void dropEvent(QDropEvent *event) override;
void showEvent(QShowEvent *event) override;
bool event(QEvent *event) override;
protected:
void onReadyRead(bool forceFlush);
void setupSurface();
void setupFont();
void setupPty();
void setupColors();
void setupActions();
void writeToPty(const QByteArray &data);
int paintCell(QPainter &p,
const QRectF &cellRect,
QPoint gridPos,
const Internal::TerminalCell &cell,
QFont &f,
QList<SearchHit>::const_iterator &searchIt) const;
void paintCells(QPainter &painter, QPaintEvent *event) const;
void paintCursor(QPainter &painter) const;
void paintPreedit(QPainter &painter) const;
bool paintFindMatches(QPainter &painter,
QList<SearchHit>::const_iterator &searchIt,
const QRectF &cellRect,
const QPoint gridPos) const;
bool paintSelection(QPainter &painter, const QRectF &cellRect, const QPoint gridPos) const;
void paintDebugSelection(QPainter &painter, const Selection &selection) const;
qreal topMargin() const;
QPoint viewportToGlobal(QPoint p) const;
QPoint globalToViewport(QPoint p) const;
QPoint globalToGrid(QPointF p) const;
QPointF gridToGlobal(QPoint p, bool bottom = false, bool right = false) const;
QRect gridToViewport(QRect rect) const;
void updateViewport();
void updateViewportRect(const QRect &rect);
int textLineFromPixel(int y) const;
std::optional<int> textPosFromPoint(const QTextLayout &textLayout, QPoint p) const;
std::optional<QTextLayout::FormatRange> selectionToFormatRange(
TerminalWidget::Selection selection, const QTextLayout &layout, int rowOffset) const;
bool checkLinkAt(const QPoint &pos);
struct TextAndOffsets
{
int start;
int end;
std::u32string text;
};
TextAndOffsets textAt(const QPoint &pos) const;
void applySizeChange();
void updateScrollBars();
void flushVTerm(bool force);
bool setSelection(const std::optional<Selection> &selection, bool scroll = true);
QString textFromSelection() const;
void configBlinkTimer();
QColor toQColor(std::variant<int, QColor> color) const;
void updateCopyState();
private:
std::unique_ptr<Utils::Process> m_process;
std::unique_ptr<Internal::TerminalSurface> m_surface;
std::unique_ptr<ShellIntegration> m_shellIntegration;
QString m_shellName;
Utils::Id m_identifier;
QFont m_font;
QSizeF m_cellSize;
bool m_ignoreScroll{false};
QString m_preEditString;
std::optional<Selection> m_selection;
std::optional<LinkSelection> m_linkSelection;
struct
{
QPoint start;
QPoint end;
} m_activeMouseSelect;
QTimer m_flushDelayTimer;
QTimer m_scrollTimer;
int m_scrollDirection{0};
std::array<QColor, 20> m_currentColors;
Utils::Terminal::OpenTerminalParameters m_openParameters;
std::chrono::system_clock::time_point m_lastFlush;
std::chrono::system_clock::time_point m_lastDoubleClick;
bool m_selectLineMode{false};
Internal::Cursor m_cursor;
QTimer m_cursorBlinkTimer;
bool m_cursorBlinkState{true};
Utils::FilePath m_cwd;
Utils::CommandLine m_currentCommand;
using TerminalSearchPtr = std::unique_ptr<TerminalSearch, std::function<void(TerminalSearch *)>>;
TerminalSearchPtr m_search;
Aggregation::Aggregate *m_aggregate{nullptr};
SearchHit m_lastSelectedHit{};
};
} // namespace Terminal
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