qgsmessagelogviewer.cpp

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/***************************************************************************
                          qgsmessagelogviewer.cpp  -  description
                             -------------------
    begin                : October 2011
    copyright            : (C) 2011 by Juergen E. Fischer
    email                : jef at norbit dot de
 ***************************************************************************/

/***************************************************************************
 *                                                                         *
 *   This program 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 2 of the License, or     *
 *   (at your option) any later version.                                   *
 *                                                                         *
 ***************************************************************************/

#include "qgsmessagelogviewer.h"
#include "qgsmessagelog.h"
#include "qgsapplication.h"
#include "qgsdockwidget.h"

#include <QFile>
#include <QDateTime>
#include <QTableWidget>
#include <QToolButton>
#include <QStatusBar>
#include <QToolTip>
#include <QPlainTextEdit>
#include <QScrollBar>


QgsMessageLogViewer::QgsMessageLogViewer( QStatusBar *statusBar, QWidget *parent, const Qt::WindowFlags& fl )
    : QDialog( parent, fl )
{
  Q_UNUSED( statusBar )
  setupUi( this );

  connect( QgsMessageLog::instance(), SIGNAL( messageReceived( QString, QString, QgsMessageLog::MessageLevel ) ),
           this, SLOT( logMessage( QString, QString, QgsMessageLog::MessageLevel ) ) );

  connect( tabWidget, SIGNAL( tabCloseRequested( int ) ), this, SLOT( closeTab( int ) ) );
}

QgsMessageLogViewer::~QgsMessageLogViewer()
{
}

void QgsMessageLogViewer::closeEvent( QCloseEvent *e )
{
  e->ignore();
}

void QgsMessageLogViewer::reject()
{
}

void QgsMessageLogViewer::logMessage( QString message, QString tag, QgsMessageLog::MessageLevel level )
{
  if ( tag.isNull() )
    tag = tr( "General" );

  int i;
  for ( i = 0; i < tabWidget->count() && tabWidget->tabText( i ) != tag; i++ )
    ;

  QPlainTextEdit *w = nullptr;
  if ( i < tabWidget->count() )
  {
    w = qobject_cast<QPlainTextEdit *>( tabWidget->widget( i ) );
    tabWidget->setCurrentIndex( i );
  }
  else
  {
    w = new QPlainTextEdit( this );
    w->setReadOnly( true );
    tabWidget->addTab( w, tag );
    tabWidget->setCurrentIndex( tabWidget->count() - 1 );
    tabWidget->setTabsClosable( true );
  }

  QString prefix = QString( "%1\t%2\t" )
                   .arg( QDateTime::currentDateTime().toString( Qt::ISODate ) )
                   .arg( level );
  w->appendPlainText( message.prepend( prefix ).replace( '\n', "\n\t\t\t" ) );
  w->verticalScrollBar()->setValue( w->verticalScrollBar()->maximum() );
}

void QgsMessageLogViewer::closeTab( int index )
{
  tabWidget->removeTab( index );
  tabWidget->setTabsClosable( tabWidget->count() > 1 );
}