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#ifndef TRANSMITTEXTEDIT_H
#define TRANSMITTEXTEDIT_H
#include "qt_helpers.h"
#include <QBrush>
#include <QColor>
#include <QFont>
#include <QTextBlock>
#include <QTextCursor>
#include <QTextEdit>
void setTextEditFont(QTextEdit *edit, QFont font);
void setTextEditStyle(QTextEdit *edit, QColor fg, QColor bg, QFont font);
void highlightBlock(QTextBlock block, QFont font, QColor foreground,
QColor background);
class TransmitTextEdit : public QTextEdit {
public:
TransmitTextEdit(QWidget *parent);
static QPair<int, int> relativeTextCursorPosition(QTextCursor cursor) {
auto c = QTextCursor(cursor);
c.movePosition(QTextCursor::End);
int last = c.position();
auto cc = QTextCursor(cursor);
int relstart = last - qMin(cc.selectionStart(), cc.selectionEnd());
int relend = last - qMax(cc.selectionStart(), cc.selectionEnd());
return {relstart, relend};
}
int charsSent() const { return m_sent; }
void setCharsSent(int n);
QString sentText() const { return m_textSent; }
QString unsentText() const { return toPlainText().mid(charsSent()); }
QString toPlainText() const;
void setPlainText(const QString &text);
void replaceUnsentText(const QString &text, bool keepCursor);
void replacePlainText(const QString &text, bool keepCursor);
void setFont(QFont f);
void setFont(QFont f, QColor fg, QColor bg);
void clear();
bool isProtected() const { return m_protected; }
void setProtected(bool protect);
bool cursorShouldBeProtected(QTextCursor c);
bool isEmpty() const { return toPlainText().isEmpty(); }
bool isDirty() const { return m_dirty; }
void setClean() { m_dirty = false; }
void highlightBase();
void highlightCharsSent();
void highlight();
bool eventFilter(QObject * /*o*/, QEvent *e);
public slots:
void on_selectionChanged();
void on_textContentsChanged(int pos, int rem, int add);
private:
QString m_lastText;
int m_sent;
QString m_textSent;
bool m_protected;
bool m_dirty;
QFont m_font;
QColor m_fg;
QColor m_bg;
};
#endif // TRANSMITTEXTEDIT_H
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