improve message log resizing

Author: jef-n

src/gui/qgsmessagelogviewer.cpp

@@ -132,7 +132,6 @@ void QgsMessageLogViewer::logMessage( QString message, QString tag, int level )
     w->setGridStyle( Qt::DotLine );
     w->setEditTriggers( QAbstractItemView::NoEditTriggers );
     w->setHorizontalHeaderLabels( QStringList() << tr( "Timestamp" ) << tr( "Message" ) << tr( "Level" ) );
-    w->horizontalHeader()->setResizeMode( QHeaderView::ResizeToContents );
     tabWidget->addTab( w, tag );
 
     tabWidget->setCurrentIndex( tabWidget->count() - 1 );
@@ -146,6 +145,8 @@ void QgsMessageLogViewer::logMessage( QString message, QString tag, int level )
   w->setItem( n, 1, new QTableWidgetItem( message ) );
   w->setItem( n, 2, new QTableWidgetItem( QString::number( level ) ) );
   w->scrollToBottom();
+
+  w->horizontalHeader()->resizeSections( QHeaderView::ResizeToContents );
 }
 
 void QgsMessageLogViewer::closeTab( int index )