QGCLoggingCategoryManager.h

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#pragma once
 
#include <QtCore/QHash>
#include <QtCore/QObject>
#include <QtCore/QReadWriteLock>
#include <QtCore/QSet>
#include <QtCore/QSortFilterProxyModel>
#include <QtCore/QString>
#include <QtQmlIntegration/QtQmlIntegration>
 
class QJSEngine;
class QQmlEngine;
class LoggingCategoryFlatModel;
class LoggingCategoryTreeModel;
 
class QGCLoggingCategoryManager : public QObject
{
    Q_OBJECT
    QML_ELEMENT
    QML_SINGLETON
    Q_MOC_INCLUDE("LoggingCategoryModel.h")
    Q_PROPERTY(LoggingCategoryTreeModel* treeModel READ treeCategoryModel CONSTANT)
    Q_PROPERTY(LoggingCategoryFlatModel* flatModel READ flatCategoryModel CONSTANT)
    Q_PROPERTY(QSortFilterProxyModel* filteredFlatModel READ filteredFlatModel CONSTANT)
 
public:
    static QGCLoggingCategoryManager* instance();
    static void init();
    static QGCLoggingCategoryManager* create(QQmlEngine* qmlEngine, QJSEngine* jsEngine);
 
    void registerCategory(const QString& category);
 
    LoggingCategoryTreeModel* treeCategoryModel() { return _treeModel; }
 
    LoggingCategoryFlatModel* flatCategoryModel() { return _flatModel; }
 
    QSortFilterProxyModel* filteredFlatModel() { return &_filteredFlatModel; }
 
    Q_INVOKABLE void setFilterText(const QString& text);
 
    Q_INVOKABLE bool isCategoryEnabled(const QString& fullCategoryName) const;
    int categoryLevel(const QString& fullCategoryName) const;
    Q_INVOKABLE void setCategoryLevel(const QString& fullCategoryName, int qtMsgLevel);
    Q_INVOKABLE void setCategoryEnabled(const QString& fullCategoryName, bool enable);
    void installFilter(const QString& commandLineLoggingOptions = QString());
    Q_INVOKABLE void disableAllCategories();
 
private:
    QGCLoggingCategoryManager();
    int _resolvedLevel(const QString& fullCategoryName) const;
    static void _categoryFilter(QLoggingCategory* category);
 
    LoggingCategoryTreeModel* _treeModel = nullptr;
    LoggingCategoryFlatModel* _flatModel = nullptr;
    QSortFilterProxyModel _filteredFlatModel;
 
    mutable QReadWriteLock _filterLock;
    QHash<QString, int> _categoryLevels;
    QSet<QString> _commandLineCategories;
    bool _commandLineFullLogging = false;
 
    static QLoggingCategory::CategoryFilter s_previousFilter;
    static constexpr const char* kFilterRulesSettingsGroup = "LoggingFilters";
    static constexpr int kDefaultLevel = QtWarningMsg;
};