Make the prepare viewmodule use WaitingWidget

src/modules/prepare/PrepareViewStep.cpp

@@ -21,7 +21,7 @@
 #include "PreparePage.h"
 #include "partman_devices.h"
 
-#include "widgets/QtWaitingSpinner.h"
+#include "widgets/WaitingWidget.h"
 #include "utils/CalamaresUtilsGui.h"
 #include "utils/Logger.h"
 
@@ -32,6 +32,7 @@
 #include <QFileInfo>
 #include <QLabel>
 #include <QProcess>
+#include <QTimer>
 
 PrepareViewStep::PrepareViewStep( QObject* parent )
     : Calamares::ViewStep( parent )
@@ -44,38 +45,8 @@ PrepareViewStep::PrepareViewStep( QObject* parent )
     m_widget->setLayout( mainLayout );
     CalamaresUtils::unmarginLayout( mainLayout );
 
-    QWidget* waitingWidget = new QWidget;
-    {
-        QBoxLayout* waitingLayout = new QVBoxLayout;
-        waitingWidget->setLayout( waitingLayout );
-        waitingLayout->addStretch();
-        QBoxLayout* pbLayout = new QHBoxLayout;
-        waitingLayout->addLayout( pbLayout );
-        pbLayout->addStretch();
-
-        QtWaitingSpinner* spnr = new QtWaitingSpinner();
-        pbLayout->addWidget( spnr );
-
-        pbLayout->addStretch();
-
-        QLabel* waitingLabel = new QLabel( "Gathering system information..." );
-
-        int spnrSize = waitingLabel->fontMetrics().height() * 4;
-        spnr->setFixedSize( spnrSize, spnrSize );
-        spnr->setRadius( spnrSize / 2 );
-        spnr->setLength( spnrSize / 2 );
-        spnr->setWidth( spnrSize / 8 );
-        spnr->start();
-
-        waitingLabel->setAlignment( Qt::AlignCenter);
-        waitingLayout->addSpacing( spnrSize / 2 );
-        waitingLayout->addWidget( waitingLabel );
-        waitingLayout->addStretch();
-
-        mainLayout->addWidget( waitingWidget );
-
-        CalamaresUtils::unmarginLayout( waitingLayout );
-    }
+    QWidget* waitingWidget = new WaitingWidget( tr( "Gathering system information..." ) );
+    mainLayout->addWidget( waitingWidget );
 
     QTimer* timer = new QTimer;
     timer->setSingleShot( true );