QmlDesigner: Allow user to download multiple textures at once

Task-number: QDS-9224
Change-Id: Ia1ec8f8b0951e8dd31d47f64509d39137cdeaa41
Reviewed-by: Miikka Heikkinen <miikka.heikkinen@qt.io>
Reviewed-by: Mahmoud Badri <mahmoud.badri@qt.io>

share/qtcreator/qmldesigner/contentLibraryQmlSource/ContentLibraryTexture.qml

@@ -147,9 +147,6 @@ Item {
                 if (root.downloadState !== "" && root.downloadState !== "failed")
                     return
 
-                if (!ContentLibraryBackend.rootView.markTextureDownloading())
-                    return
-
                 progressBar.visible = true
                 tooltip.visible = false
                 root.progressText = qsTr("Downloading...")
@@ -223,14 +220,10 @@ Item {
             root.progressValue = 0
 
             root.downloadState = ""
-
-            ContentLibraryBackend.rootView.markNoTextureDownloading()
         }
 
         onDownloadFailed: {
             root.downloadState = "failed"
-
-            ContentLibraryBackend.rootView.markNoTextureDownloading()
         }
     }
 
@@ -244,8 +237,6 @@ Item {
         onFinishedChanged: {
             modelData.setDownloaded()
             root.downloadState = modelData.isDownloaded() ? "downloaded" : "failed"
-
-            ContentLibraryBackend.rootView.markNoTextureDownloading()
         }
     }
 }

src/plugins/qmldesigner/components/contentlibrary/contentlibrarywidget.cpp

@@ -436,18 +436,4 @@ QPointer<ContentLibraryTexturesModel> ContentLibraryWidget::environmentsModel()
     return m_environmentsModel;
 }
 
-bool ContentLibraryWidget::markTextureDownloading()
-{
-    if (m_anyTextureBeingDownloaded)
-        return false;
-
-    m_anyTextureBeingDownloaded = true;
-    return true; // let the caller know it can begin download
-}
-
-void ContentLibraryWidget::markNoTextureDownloading()
-{
-    m_anyTextureBeingDownloaded = false; // allow other textures to be downloaded
-}
-
 } // namespace QmlDesigner

src/plugins/qmldesigner/components/contentlibrary/contentlibrarywidget.h

@@ -61,8 +61,6 @@ public:
     Q_INVOKABLE void addTexture(QmlDesigner::ContentLibraryTexture *tex);
     Q_INVOKABLE void addLightProbe(QmlDesigner::ContentLibraryTexture *tex);
     Q_INVOKABLE void updateSceneEnvState();
-    Q_INVOKABLE bool markTextureDownloading();
-    Q_INVOKABLE void markNoTextureDownloading();
 
 signals:
     void bundleMaterialDragStarted(QmlDesigner::ContentLibraryMaterial *bundleMat);
@@ -102,7 +100,6 @@ private:
     bool m_hasMaterialLibrary = false;
     bool m_hasQuick3DImport = false;
     bool m_isDragging = false;
-    bool m_anyTextureBeingDownloaded = false;
     QString m_baseUrl;
     QString m_texturesUrl;
     QString m_environmentsUrl;