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/*
loggingcategorymodel.cpp
This file is part of GammaRay, the Qt application inspection and manipulation tool.
SPDX-FileCopyrightText: 2016 Klarälvdalens Datakonsult AB, a KDAB Group company <info@kdab.com>
Author: Volker Krause <volker.krause@kdab.com>
SPDX-License-Identifier: GPL-2.0-or-later
Contact KDAB at <info@kdab.com> for commercial licensing options.
*/
#include "loggingcategorymodel.h"
#include <QFile>
using namespace GammaRay;
namespace GammaRay {
void categoryFilter(QLoggingCategory *category)
{
Q_ASSERT(LoggingCategoryModel::m_instance);
Q_EMIT LoggingCategoryModel::m_instance->addCategorySignal(category);
if (LoggingCategoryModel::m_instance->m_previousFilter)
LoggingCategoryModel::m_instance->m_previousFilter(category);
}
}
LoggingCategoryModel *LoggingCategoryModel::m_instance = nullptr;
LoggingCategoryModel::LoggingCategoryModel(QObject *parent)
: QAbstractTableModel(parent)
, m_previousFilter(nullptr)
{
Q_ASSERT(m_instance == nullptr);
m_instance = this;
connect(this, &LoggingCategoryModel::addCategorySignal, this, &LoggingCategoryModel::addCategorySlot, Qt::QueuedConnection);
m_previousFilter = QLoggingCategory::installFilter(categoryFilter);
}
LoggingCategoryModel::~LoggingCategoryModel()
{
m_instance = nullptr;
QLoggingCategory::installFilter(m_previousFilter);
}
QByteArray LoggingCategoryModel::exportLoggingConfig(bool all, bool forFile)
{
QByteArray ret;
if (forFile) {
ret.append("[Rules]\n");
}
const char delimiter = forFile ? '\n' : ';';
for (const auto &cat : std::as_const(m_categories)) {
if (all || cat.category->isDebugEnabled() != cat.wasDebugEnabled) {
ret.append(cat.category->categoryName());
ret.append(cat.category->isDebugEnabled() ? ".debug=true" : ".debug=false");
ret.append(delimiter);
}
if (all || cat.category->isInfoEnabled() != cat.wasInfoEnabled) {
ret.append(cat.category->categoryName());
ret.append(cat.category->isInfoEnabled() ? ".info=true" : ".info=false");
ret.append(delimiter);
}
if (all || cat.category->isWarningEnabled() != cat.wasWarningEnabled) {
ret.append(cat.category->categoryName());
ret.append(cat.category->isWarningEnabled() ? ".warning=true" : ".warning=false");
ret.append(delimiter);
}
if (all || cat.category->isCriticalEnabled() != cat.wasCriticalEnabled) {
ret.append(cat.category->categoryName());
ret.append(cat.category->isCriticalEnabled() ? ".critical=true" : ".critical=false");
ret.append(delimiter);
}
}
return ret;
}
void LoggingCategoryModel::addCategory(QLoggingCategory *category)
{
beginInsertRows(QModelIndex(), m_categories.size(), m_categories.size());
m_categories.push_back(CategoryWithDefaultValues {
category,
category->isDebugEnabled(),
category->isInfoEnabled(),
category->isWarningEnabled(),
category->isCriticalEnabled() });
endInsertRows();
}
int LoggingCategoryModel::rowCount(const QModelIndex &parent) const
{
if (parent.isValid())
return 0;
return m_categories.size();
}
int LoggingCategoryModel::columnCount(const QModelIndex &parent) const
{
Q_UNUSED(parent);
return 5;
}
QVariant LoggingCategoryModel::data(const QModelIndex &index, int role) const
{
if (!index.isValid())
return QVariant();
if (role == Qt::DisplayRole && index.column() == 0)
return QString::fromUtf8(m_categories.at(index.row()).category->categoryName());
if (role == Qt::CheckStateRole) {
auto cat = m_categories.at(index.row());
switch (index.column()) {
case 1:
return cat.category->isDebugEnabled() ? Qt::Checked : Qt::Unchecked;
case 2:
return cat.category->isInfoEnabled() ? Qt::Checked : Qt::Unchecked;
case 3:
return cat.category->isWarningEnabled() ? Qt::Checked : Qt::Unchecked;
case 4:
return cat.category->isCriticalEnabled() ? Qt::Checked : Qt::Unchecked;
}
}
return QVariant();
}
Qt::ItemFlags LoggingCategoryModel::flags(const QModelIndex &index) const
{
const auto baseFlags = QAbstractTableModel::flags(index);
if (index.column() == 2) // info not available in Qt < 5.5
return baseFlags;
if (index.column() > 0)
return baseFlags | Qt::ItemIsUserCheckable;
return baseFlags;
}
bool LoggingCategoryModel::setData(const QModelIndex &index, const QVariant &value, int role)
{
if (!index.isValid() || index.column() == 0 || role != Qt::CheckStateRole)
return false;
static const QtMsgType type_map[] = { QtDebugMsg, QtDebugMsg, QtInfoMsg, QtWarningMsg, QtCriticalMsg };
const auto enabled = value.toInt() == Qt::Checked;
auto cat = m_categories.at(index.row());
cat.category->setEnabled(type_map[index.column()], enabled);
emit dataChanged(index, index);
return true;
}
QVariant LoggingCategoryModel::headerData(int section, Qt::Orientation orientation, int role) const
{
if (orientation == Qt::Horizontal && role == Qt::DisplayRole) {
switch (section) {
case 0:
return tr("Category");
case 1:
return tr("Debug");
case 2:
return tr("Info");
case 3:
return tr("Warning");
case 4:
return tr("Critical");
}
}
return QAbstractTableModel::headerData(section, orientation, role);
}
void LoggingCategoryModel::addCategorySlot(QLoggingCategory *category)
{
addCategory(category);
}
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