Add page for erase+install operation.

src/modules/partition/CMakeLists.txt

@@ -33,6 +33,7 @@ calamares_add_plugin( partition
         gui/ChoicePage.cpp
         gui/CreatePartitionDialog.cpp
         gui/EditExistingPartitionDialog.cpp
+        gui/EraseDiskPage.cpp
         gui/PartitionPage.cpp
         gui/PartitionPreview.cpp
         gui/PartitionSizeController.cpp

src/modules/partition/gui/ChoicePage.h

@@ -48,7 +48,7 @@ public:
     Choice currentChoice();
 
 signals:
-    void nextStatusChanged( bool enabled );
+    void nextStatusChanged( bool );
 
 private:
     void setNextEnabled( bool enabled );

src/modules/partition/gui/EraseDiskPage.cpp

@@ -0,0 +1,100 @@
+/* === This file is part of Calamares - <http://github.com/calamares> ===
+ *
+ *   Copyright 2014, Teo Mrnjavac <teo@kde.org>
+ *
+ *   Calamares 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.
+ *
+ *   Calamares 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 Calamares. If not, see <http://www.gnu.org/licenses/>.
+ */
+
+#include "EraseDiskPage.h"
+
+#include "core/DeviceModel.h"
+#include "core/PartitionCoreModule.h"
+
+#include "utils/CalamaresUtilsGui.h"
+#include "utils/Logger.h"
+
+#include <QBoxLayout>
+#include <QListView>
+#include <QLabel>
+
+EraseDiskPage::EraseDiskPage( QWidget* parent )
+    : QWidget( parent )
+    , m_nextEnabled( false )
+    , m_core( nullptr )
+{
+    QVBoxLayout* mainLayout = new QVBoxLayout;
+    setLayout( mainLayout );
+
+    QLabel* driveLabel = new QLabel( tr( "Select drive:" ) );
+    mainLayout->addWidget( driveLabel );
+
+    m_drivesView = new QListView;
+    mainLayout->addWidget( m_drivesView );
+    m_drivesView->setViewMode( QListView::IconMode );
+    m_drivesView->setWrapping( false );
+    m_drivesView->setFlow( QListView::LeftToRight );
+    m_drivesView->setSelectionRectVisible( false );
+    m_drivesView->setWordWrap( true );
+    m_drivesView->setUniformItemSizes( true );
+    m_drivesView->setSelectionMode( QAbstractItemView::SingleSelection );
+
+    m_drivesView->setIconSize( CalamaresUtils::defaultIconSize() * 3 );
+    m_drivesView->setGridSize( QSize( CalamaresUtils::defaultFontHeight() * 8,
+                                      m_drivesView->iconSize().height() +
+                                      CalamaresUtils::defaultFontHeight() * 4 ) );
+    m_drivesView->setMinimumHeight( m_drivesView->gridSize().height() + 2 );
+
+    mainLayout->addStretch();
+    setNextEnabled( false );
+}
+
+
+void
+EraseDiskPage::init( PartitionCoreModule* core )
+{
+    if ( m_core ) //this should probably never happen
+    {
+        m_core->revert();
+        return;
+    }
+
+    m_core = core;
+    m_drivesView->setModel( core->deviceModel() );
+
+    connect( m_drivesView->selectionModel(), &QItemSelectionModel::selectionChanged,
+             this, [ this ]()
+    {
+        setNextEnabled( m_drivesView->selectionModel()->hasSelection() );
+
+        //TODO: show a before/after view before this model, update it on selection changed
+    } );
+}
+
+
+bool
+EraseDiskPage::isNextEnabled()
+{
+    return m_nextEnabled;
+}
+
+
+void
+EraseDiskPage::setNextEnabled( bool enabled )
+{
+    if ( enabled == m_nextEnabled )
+        return;
+
+    m_nextEnabled = enabled;
+    emit nextStatusChanged( enabled );
+}

src/modules/partition/gui/EraseDiskPage.h

@@ -0,0 +1,49 @@
+/* === This file is part of Calamares - <http://github.com/calamares> ===
+ *
+ *   Copyright 2014, Teo Mrnjavac <teo@kde.org>
+ *
+ *   Calamares 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.
+ *
+ *   Calamares 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 Calamares. If not, see <http://www.gnu.org/licenses/>.
+ */
+
+#ifndef ERASEDISKPAGE_H
+#define ERASEDISKPAGE_H
+
+#include <QWidget>
+
+class PartitionCoreModule;
+class QListView;
+
+class EraseDiskPage : public QWidget
+{
+    Q_OBJECT
+public:
+    explicit EraseDiskPage( QWidget* parent = nullptr );
+
+    void init( PartitionCoreModule* core );
+
+    bool isNextEnabled();
+
+signals:
+    void nextStatusChanged( bool );
+
+private:
+    void setNextEnabled( bool enabled );
+
+    QListView* m_drivesView;
+    PartitionCoreModule* m_core;
+
+    bool m_nextEnabled;
+};
+
+#endif // ERASEDISKPAGE_H

src/modules/partition/gui/PartitionViewStep.cpp

@@ -22,6 +22,7 @@
 #include <core/PartitionCoreModule.h>
 #include <core/PartitionModel.h>
 #include <gui/ChoicePage.h>
+#include <gui/EraseDiskPage.h>
 #include <gui/PartitionPage.h>
 #include <gui/PartitionPreview.h>
 
@@ -43,6 +44,7 @@ PartitionViewStep::PartitionViewStep( QObject* parent )
     , m_widget( new QStackedWidget() )
     , m_core( new PartitionCoreModule( this ) )
     , m_choicePage( new ChoicePage() )
+    , m_erasePage( new EraseDiskPage() )
     , m_manualPartitionPage( new PartitionPage( m_core ) )
 {
     m_widget->setContentsMargins( 0, 0, 0, 0 );
@@ -78,9 +80,11 @@ PartitionViewStep::PartitionViewStep( QObject* parent )
         QStringList osproberLines = osproberOutput.split( '\n' );
 
         m_choicePage->init( m_core, osproberLines );
+        m_erasePage->init( m_core );
 
         m_widget->addWidget( m_choicePage );
         m_widget->addWidget( m_manualPartitionPage );
+        m_widget->addWidget( m_erasePage );
         m_widget->removeWidget( waitingWidget );
         waitingWidget->deleteLater();
 
@@ -92,6 +96,8 @@ PartitionViewStep::PartitionViewStep( QObject* parent )
              this,          &PartitionViewStep::nextStatusChanged );
     connect( m_choicePage,  &ChoicePage::nextStatusChanged,
              this,          &PartitionViewStep::nextStatusChanged );
+    connect( m_erasePage,   &EraseDiskPage::nextStatusChanged,
+             this,          &PartitionViewStep::nextStatusChanged );
 }
 
 
@@ -151,7 +157,14 @@ PartitionViewStep::next()
 {
     if ( m_choicePage == m_widget->currentWidget() )
     {
+        if ( m_choicePage->currentChoice() == ChoicePage::Manual )
             m_widget->setCurrentWidget( m_manualPartitionPage );
+        else if ( m_choicePage->currentChoice() == ChoicePage::Erase )
+        {
+            if ( m_core->isDirty() )
+                m_core->revert();
+            m_widget->setCurrentWidget( m_erasePage );
+        }
         cDebug() << "Choice applied: " << m_choicePage->currentChoice();
     }
     else
@@ -173,6 +186,9 @@ PartitionViewStep::isNextEnabled() const
     if ( m_choicePage && m_choicePage == m_widget->currentWidget() )
         return m_choicePage->isNextEnabled();
 
+    if ( m_erasePage && m_erasePage == m_widget->currentWidget() )
+        return m_erasePage->isNextEnabled(); //FIXME: also check for mount point
+
     return m_core->hasRootMountPoint();
 }
 

src/modules/partition/gui/PartitionViewStep.h

@@ -25,6 +25,7 @@
 #include "PluginDllMacro.h"
 
 class ChoicePage;
+class EraseDiskPage;
 class PartitionPage;
 class PartitionCoreModule;
 class QStackedWidget;
@@ -62,6 +63,7 @@ private:
     PartitionCoreModule* m_core;
     QStackedWidget*   m_widget;
     ChoicePage*       m_choicePage;
+    EraseDiskPage*    m_erasePage;
     PartitionPage*    m_manualPartitionPage;
 };