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// Copyright (C) 2017 The Qt Company Ltd.
// SPDX-License-Identifier: LicenseRef-Qt-Commercial OR GPL-3.0-only
#ifndef LOGWIDGET_H
#define LOGWIDGET_H
#include <QPlainTextEdit>
// Instantiate as follows: LogFunctionGuard guard(Q_FUNC_INFO)
class LogFunctionGuard {
Q_DISABLE_COPY(LogFunctionGuard)
public:
explicit LogFunctionGuard(const char *name);
~LogFunctionGuard();
private:
const char *m_name;
};
class LogWidget : public QPlainTextEdit
{
Q_OBJECT
public:
explicit LogWidget(QWidget *parent = nullptr);
~LogWidget();
static LogWidget *instance() { return m_instance; }
static QString startupMessage();
static void install();
static void uninstall();
static int indent() { return m_indent; }
static void setIndent(int i) { m_indent = i; }
static bool lineNumberingEnabled() { return m_lineNumberingEnabled; }
static void setLineNumberingEnabled(bool l) { m_lineNumberingEnabled = l; }
static bool showMessageType() { return m_showMessageType; }
static void setShowMessageType(bool s) { m_showMessageType = s; }
public slots:
void appendText(const QString &);
private:
static int m_indent;
static bool m_lineNumberingEnabled;
static bool m_showMessageType;
static LogWidget *m_instance;
};
inline LogFunctionGuard::LogFunctionGuard(const char *name) : m_name(name)
{
qDebug(">%s", m_name);
LogWidget::setIndent(LogWidget::indent() + 2);
}
inline LogFunctionGuard::~LogFunctionGuard()
{
LogWidget::setIndent(LogWidget::indent() - 2);
qDebug("<%s", m_name);
}
#endif // LOGWIDGET_H
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