Start to create an unique widget for all kmessagewidget

messageviewer/src/CMakeLists.txt

@@ -139,6 +139,7 @@ set(libmessageviewer_viewer_SRCS
     viewer/mimeparttree/mimeparttreeview.cpp
     viewer/mimeparttree/mimetreemodel.cpp
     viewer/viewerpurposemenuwidget.cpp
+    viewer/messagewidgetarea.cpp
     )
 
 set(libmessageviewer_widgets_SRCS

messageviewer/src/viewer/messagewidgetarea.cpp

+/*
+  SPDX-FileCopyrightText: 2020 Laurent Montel <montel@kde.org>
+
+  SPDX-License-Identifier: LGPL-2.0-or-later
+
+*/
+
+#include "messagewidgetarea.h"
+#include <QVBoxLayout>
+using namespace MessageViewer;
+MessageWidgetArea::MessageWidgetArea(QWidget *parent)
+    : QWidget(parent)
+{
+    QVBoxLayout *mainLayout = new QVBoxLayout(this);
+    mainLayout->setObjectName(QStringLiteral("mainLayout"));
+    mainLayout->setContentsMargins({});
+
+}
+
+MessageWidgetArea::~MessageWidgetArea()
+{
+
+}

messageviewer/src/viewer/messagewidgetarea.h

+/*
+  SPDX-FileCopyrightText: 2020 Laurent Montel <montel@kde.org>
+
+  SPDX-License-Identifier: LGPL-2.0-or-later
+
+*/
+
+#ifndef MESSAGEWIDGETAREA_H
+#define MESSAGEWIDGETAREA_H
+
+#include <QWidget>
+#include "messageviewer_private_export.h"
+
+namespace MessageViewer {
+class MESSAGEVIEWER_TESTS_EXPORT MessageWidgetArea : public QWidget
+{
+    Q_OBJECT
+public:
+    explicit MessageWidgetArea(QWidget *parent = nullptr);
+    ~MessageWidgetArea();
+};
+}
+#endif // MESSAGEWIDGETAREA_H