ostinato/client/logsmodel.cpp
Srivats P 509d777500 LogsWindow: Improve UX
* Timestamp at millisec resolution
* Log level selection - Info by default
* Auto scroll control - enable(default)/disable
* Support copy (selected) logs to clipboard
* Support clear logs
* Annotate dock window title, if not on top (aka visible)
2018-08-23 23:23:07 +05:30

146 lines
3.5 KiB
C++

/*
Copyright (C) 2018 Srivats P.
This file is part of "Ostinato"
This is free software: you can redistribute it and/or modify
it under the terms of the GNU General Public License as published by
the Free Software Foundation, either version 3 of the License, or
(at your option) any later version.
This program is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
GNU General Public License for more details.
You should have received a copy of the GNU General Public License
along with this program. If not, see <http://www.gnu.org/licenses/>
*/
#include "logsmodel.h"
#include <QBrush>
// XXX: Keep the enum in sync with it's string
enum {
kTimeStamp,
kLogLevel,
kPort,
kMessage,
kFieldCount
};
static QStringList columnTitles = QStringList()
<< "Timestamp"
<< "Level"
<< "Port"
<< "Message";
static QStringList levelTitles = QStringList()
<< "Info"
<< "Warning"
<< "Error";
LogsModel::LogsModel(QObject *parent)
: QAbstractTableModel(parent)
{
}
int LogsModel::rowCount(const QModelIndex &/*parent*/) const
{
return logs_.size();
}
int LogsModel::columnCount(const QModelIndex &/*parent*/) const
{
return kFieldCount;
}
QVariant LogsModel::headerData(
int section, Qt::Orientation orientation, int role) const
{
if (role != Qt::DisplayRole)
return QVariant();
switch (orientation) {
case Qt::Horizontal: // Column Header
return columnTitles.at(section);
case Qt::Vertical: // Row Header
return QVariant();
default:
break;
}
return QVariant();
}
QVariant LogsModel::data(const QModelIndex &index, int role) const
{
if (!index.isValid() || (index.row() >= logs_.size()))
return QVariant();
if (role == Qt::ForegroundRole) {
switch(logs_.at(index.row()).logLevel) {
case kError:
return QBrush(QColor("darkred"));
case kWarning:
return QBrush(QColor("orangered"));
case kInfo:
default:
return QVariant();
}
}
if (role != Qt::DisplayRole)
return QVariant();
switch (index.column()) {
case kTimeStamp:
return logs_.at(index.row()).timeStamp.toString("hh:mm:ss.zzz");
case kLogLevel:
return levelTitles.at(logs_.at(index.row()).logLevel);
case kPort:
return logs_.at(index.row()).port;
case kMessage:
return logs_.at(index.row()).message;
default:
break;
}
return QVariant();
}
// --------------------------------------------- //
// Slots
// --------------------------------------------- //
void LogsModel::clear()
{
beginResetModel();
logs_.clear();
endResetModel();
}
void LogsModel::setLogLevel(int level)
{
currentLevel_ = static_cast<LogLevel>(level % kLevelCount);
log(currentLevel_, QString("--"),
QString("Log level changed to %1 or higher")
.arg(levelTitles.at(currentLevel_)));
}
void LogsModel::log(int logLevel,QString port, QString message)
{
if (logLevel < currentLevel_)
return;
// TODO: discard logs older than some threshold
//qDebug("adding log %u %s", logs_.size(), qPrintable(message));
beginInsertRows(QModelIndex(), logs_.size(), logs_.size());
Log l;
logs_.append(l);
logs_.last().timeStamp = QTime::currentTime();
logs_.last().logLevel = logLevel;
logs_.last().port = port;
logs_.last().message = message;
endInsertRows();
}