Merge pull request #4958 from opengisch/QF-3059-back-on-deleted-cloud…

…-project

Do not allow to return to current project if it is a deleted cloud project

src/core/appinterface.cpp

@@ -29,6 +29,7 @@
 #include <QImageReader>
 #include <qgsapplication.h>
 #include <qgsmessagelog.h>
+#include <qgsproject.h>
 #include <qgsruntimeprofiler.h>
 #include <qgsziputils.h>
 
@@ -191,6 +192,11 @@ void AppInterface::closeSentry() const
 #endif
 }
 
+void AppInterface::clearProject() const
+{
+  mApp->clearProject();
+}
+
 void AppInterface::importUrl( const QString &url )
 {
   QString sanitizedUrl = url.trimmed();

src/core/appinterface.h

@@ -88,6 +88,11 @@ class AppInterface : public QObject
      */
     Q_INVOKABLE void closeSentry() const;
 
+    /**
+     * Clears the currently opened project
+     */
+    Q_INVOKABLE void clearProject() const;
+
     static void setInstance( AppInterface *instance ) { sAppInterface = instance; }
     static AppInterface *instance() { return sAppInterface; }
 

src/core/qgismobileapp.cpp

@@ -1360,6 +1360,14 @@ bool QgisMobileapp::event( QEvent *event )
   return QQmlApplicationEngine::event( event );
 }
 
+void QgisMobileapp::clearProject()
+{
+  mAuthRequestHandler->clearStoredRealms();
+  mProjectFileName = QString();
+  mProjectFilePath = QString();
+  mProject->clear();
+}
+
 void QgisMobileapp::saveProjectPreviewImage()
 {
   if ( !mProjectFilePath.isEmpty() && mMapCanvas && !mMapCanvas->isRendering() )

src/core/qgismobileapp.h

@@ -161,6 +161,11 @@ class QFIELD_CORE_EXPORT QgisMobileapp : public QQmlApplicationEngine
 
     bool event( QEvent *event ) override;
 
+    /**
+     * Clear the currently opened project back to a blank project
+     */
+    void clearProject();
+
   signals:
     /**
      * Emitted when a project file is being loaded

src/qml/QFieldCloudScreen.qml

@@ -554,6 +554,10 @@ Page {
             cloudProjectsModel.removeLocalProject(projectActions.projectId)
             iface.removeRecentProject(projectActions.projectLocalPath);
             welcomeScreen.model.reloadModel()
+
+            if (projectActions.projectLocalPath === qgisProject.fileName) {
+              iface.clearProject()
+            }
           }
         }