QmlDesigner: Fix for Annotation images crash

- removed direct usage of SessionManager
 - replaced it with DesignDocument usage
 - deactivated add image button for files without projects
 - add hasProject method to DesignDocument

Task-number: QDS-4810
Change-Id: I77c74f3c6e9b5b9dcbda68f7937cfeda531d0309
Reviewed-by: Tapani Mattila <tapani.mattila@qt.io>
Reviewed-by: Qt CI Bot <qt_ci_bot@qt-project.org>
Reviewed-by: Thomas Hartmann <thomas.hartmann@qt.io>

src/plugins/qmldesigner/components/annotationeditor/annotationcommenttab.cpp

@@ -1,6 +1,6 @@
 /****************************************************************************
 **
-** Copyright (C) 2020 The Qt Company Ltd.
+** Copyright (C) 2021 The Qt Company Ltd.
 ** Contact: https://www.qt.io/licensing/
 **
 ** This file is part of Qt Creator.
@@ -24,18 +24,17 @@
 ****************************************************************************/
 
 #include "annotationcommenttab.h"
-#include "defaultannotations.h"
 #include "ui_annotationcommenttab.h"
 
-#include "richtexteditor/richtexteditor.h"
+#include "defaultannotations.h"
+
+#include <qmldesignerplugin.h>
+#include <richtexteditor/richtexteditor.h>
+#include <projectexplorer/target.h>
+#include <qmlprojectmanager/qmlproject.h>
 
 #include <QCryptographicHash>
 
-#include "projectexplorer/session.h"
-#include "projectexplorer/target.h"
-#include "qmldesignerplugin.h"
-#include "qmlprojectmanager/qmlproject.h"
-
 namespace QmlDesigner {
 
 AnnotationCommentTab::AnnotationCommentTab(QWidget *parent)
@@ -50,10 +49,27 @@ AnnotationCommentTab::AnnotationCommentTab(QWidget *parent)
         filePath = backupFile(filePath);
     });
 
-    Utils::FilePath projPath = ProjectExplorer::SessionManager::startupProject()->projectFilePath();
+    m_editor->setImageActionVisible(false);
 
-    m_editor->setDocumentBaseUrl(QUrl::fromLocalFile(projPath.toString()));
-    m_editor->setImageActionVisible(true);
+    const QmlDesigner::DesignDocument *designDocument = QmlDesigner::QmlDesignerPlugin::instance()
+            ->documentManager().currentDesignDocument();
+    Utils::FilePath projectPath;
+
+    Q_ASSERT(designDocument);
+
+    if (designDocument) {
+        if (designDocument->currentTarget() && designDocument->currentTarget()->project()) {
+            projectPath = designDocument->currentTarget()->project()->projectFilePath();
+            m_editor->setImageActionVisible(true);
+        }
+
+        if (projectPath.isEmpty()) {
+            projectPath = designDocument->fileName();
+            m_editor->setImageActionVisible(false);
+        }
+
+        m_editor->setDocumentBaseUrl(QUrl::fromLocalFile(projectPath.toString()));
+    }
 
     ui->formLayout->setWidget(3, QFormLayout::FieldRole, m_editor);
 
@@ -124,14 +140,35 @@ void AnnotationCommentTab::setDefaultAnnotations(DefaultAnnotationsModel *defaul
 
 QString AnnotationCommentTab::backupFile(const QString &filePath)
 {
-    const QDir projDir(
-        ProjectExplorer::SessionManager::startupProject()->projectDirectory().toString());
+    const QmlDesigner::DesignDocument *designDocument = QmlDesigner::QmlDesignerPlugin::instance()
+            ->documentManager().currentDesignDocument();
+    Utils::FilePath projectFolderPath;
+
+    Q_ASSERT(designDocument);
+
+    if (designDocument) {
+        if (designDocument->hasProject())
+            projectFolderPath = designDocument->projectFolder();
+        if (projectFolderPath.isEmpty())
+            projectFolderPath = designDocument->fileName().parentDir();
+    }
+    else
+        return {};
+
+    const QDir projDir(projectFolderPath.toDir());
+
+    if (!projDir.exists())
+        return {};
 
     const QString imageSubDir(".AnnotationImages");
     const QDir imgDir(projDir.absolutePath() + QDir::separator() + imageSubDir);
 
     ensureDir(imgDir);
 
+    Q_ASSERT(imgDir.exists());
+    if (!imgDir.exists())
+        return {};
+
     const QFileInfo oldFile(filePath);
     QFileInfo newFile(imgDir, oldFile.fileName());
 

src/plugins/qmldesigner/components/annotationeditor/annotationcommenttab.h

@@ -1,6 +1,6 @@
 /****************************************************************************
 **
-** Copyright (C) 2020 The Qt Company Ltd.
+** Copyright (C) 2021 The Qt Company Ltd.
 ** Contact: https://www.qt.io/licensing/
 **
 ** This file is part of Qt Creator.
@@ -25,7 +25,7 @@
 
 #pragma once
 
-#include "annotation.h"
+#include <annotation.h>
 
 #include <QWidget>
 #include <QPointer>
@@ -67,16 +67,17 @@ public:
 signals:
     void titleChanged(const QString &text, QWidget *widget);
 
+private:
+    QString backupFile(const QString &filePath);
+    void ensureDir(const QDir &dir);
+    int compareFileChecksum(const QString &firstFile, const QString &secondFile);
+
 private:
     std::unique_ptr<Ui::AnnotationCommentTab> ui;
     RichTextEditor *m_editor;
 
     Comment m_comment;
     QPointer<DefaultAnnotationsModel> m_defaults;
-
-    QString backupFile(const QString &filePath);
-    void ensureDir(const QDir &dir);
-    int compareFileChecksum(const QString &firstFile, const QString &secondFile);
 };
 
 } //namespace QmlDesigner

src/plugins/qmldesigner/components/integration/designdocument.cpp

@@ -288,6 +288,11 @@ Utils::FilePath DesignDocument::projectFolder() const
     return {};
 }
 
+bool DesignDocument::hasProject() const
+{
+    return ProjectExplorer::SessionManager::projectForFile(fileName());
+}
+
 void DesignDocument::changeToInFileComponentModel(ComponentTextModifier *textModifer)
 {
     m_inFileComponentTextModifier.reset(textModifer);

src/plugins/qmldesigner/components/integration/designdocument.h

@@ -101,6 +101,7 @@ public:
     bool isQtForMCUsProject() const;
 
     Utils::FilePath projectFolder() const;
+    bool hasProject() const;
 
 signals:
     void displayNameChanged(const QString &newFileName);