Fix plugin api

CMakeLists.txt

 cmake_minimum_required(VERSION 3.16 FATAL_ERROR)
-set(PIM_VERSION "5.17.53")
+set(PIM_VERSION "5.17.54")
 
 
 project(Messagelib VERSION ${PIM_VERSION})

messageviewer/src/messageviewercheckbeforedeletingplugins/messageviewercheckbeforedeletinginterface.h

@@ -7,8 +7,8 @@
 #pragma once
 
 #include "messageviewer_export.h"
+#include <AkonadiCore/Item>
 #include <QObject>
-
 namespace MessageViewer
 {
 class MessageViewerCheckBeforeDeletingParameters;
@@ -27,7 +27,7 @@ public:
     void setParentWidget(QWidget *parent);
     Q_REQUIRED_RESULT QWidget *parentWidget() const;
 
-    virtual bool exec() = 0;
+    virtual bool exec(Akonadi::Item::List &list) = 0;
 
     void setParameters(const MessageViewer::MessageViewerCheckBeforeDeletingParameters &params);
     Q_REQUIRED_RESULT MessageViewer::MessageViewerCheckBeforeDeletingParameters parameters() const;

messageviewer/src/messageviewercheckbeforedeletingplugins/messageviewercheckbeforedeletingparameters.cpp

@@ -65,3 +65,8 @@ bool MessageViewerCheckBeforeDeletingParameters::operator==(const MessageViewerC
 {
     return (d->mType == other.deleteType()) && (d->mList == other.items());
 }
+
+bool MessageViewerCheckBeforeDeletingParameters::isValid() const
+{
+    return !d->mList.isEmpty() && (d->mType != Unknown);
+}

messageviewer/src/messageviewercheckbeforedeletingplugins/messageviewercheckbeforedeletingparameters.h

@@ -33,6 +33,8 @@ public:
     Q_REQUIRED_RESULT Akonadi::Item::List items() const;
     void setItems(const Akonadi::Item::List &items);
 
+    Q_REQUIRED_RESULT bool isValid() const;
+
 private:
     MessageViewerCheckBeforeDeletingParametersPrivate *const d;
 };