Simplifications and cleanup

CURA-8587

plugins/Marketplace/PackageModel.py

@@ -6,6 +6,7 @@ from enum import Enum
 from typing import Any, cast, Dict, List, Optional
 
 from PyQt5.QtCore import pyqtProperty, QObject, pyqtSignal, pyqtSlot
+from PyQt5.QtQml import QQmlEngine
 
 from cura.CuraApplication import CuraApplication
 from cura.CuraPackageManager import CuraPackageManager
@@ -30,6 +31,7 @@ class PackageModel(QObject):
         :param parent: The parent QML object that controls the lifetime of this model (normally a PackageList).
         """
         super().__init__(parent)
+        QQmlEngine.setObjectOwnership(self, QQmlEngine.CppOwnership)
         self._package_manager: CuraPackageManager = cast(CuraPackageManager, CuraApplication.getInstance().getPackageManager())
         self._plugin_registry: PluginRegistry = CuraApplication.getInstance().getPluginRegistry()
 
@@ -78,11 +80,10 @@ class PackageModel(QObject):
 
         self.updatePackageTriggered.connect(lambda pkg: self._setIsUpdating(True))
 
-
         self._plugin_registry.hasPluginsEnabledOrDisabledChanged.connect(self.stateManageButtonChanged)
-        self._package_manager.packageInstalled.connect(lambda pkg_id: self._packageInstalled(pkg_id, True))
-        self._package_manager.packageUninstalled.connect(lambda pkg_id: self._packageInstalled(pkg_id, True))
-        self._package_manager.packageInstallingFailed.connect(lambda pkg_id: self._packageInstalled(pkg_id, False))
+        self._package_manager.packageInstalled.connect(lambda pkg_id: self._packageInstalled(pkg_id))
+        self._package_manager.packageUninstalled.connect(lambda pkg_id: self._packageInstalled(pkg_id))
+        self._package_manager.packageInstallingFailed.connect(lambda pkg_id: self._packageInstalled(pkg_id))
         self._package_manager.packagesWithUpdateChanged.connect(lambda: self.setCanUpdate(self._package_id in self._package_manager.packagesWithUpdate))
 
         self._is_busy = False
@@ -328,16 +329,30 @@ class PackageModel(QObject):
         """
         return self._is_busy
 
+    @pyqtSlot()
+    def enable(self):
+        self.enablePackageTriggered.emit(self.packageId)
+
+    @pyqtSlot()
+    def disable(self):
+        self.disablePackageTriggered.emit(self.packageId)
+
     def setBusy(self, value: bool):
         if self._is_busy != value:
             self._is_busy = value
-            self.busyChanged.emit()
+            try:
+                self.busyChanged.emit()
+            except RuntimeError:
+                pass
 
-    def _packageInstalled(self, package_id: str, success: bool) -> None:
+    def _packageInstalled(self, package_id: str) -> None:
         if self._package_id != package_id:
             return
         self.setBusy(not self._is_busy)
-        self.stateManageButtonChanged.emit()
+        try:
+            self.stateManageButtonChanged.emit()
+        except RuntimeError:
+            pass
 
     def _getRecentlyInstalled(self) -> bool:
         return (self._package_id in self._package_manager.getPackagesToInstall() or self._package_id in self._package_manager.getPackagesToRemove()) \

plugins/Marketplace/RemotePackageList.py

@@ -128,7 +128,7 @@ class RemotePackageList(PackageList):
                 # Setting the ownership of this object to not qml can still result in a RuntimeError. Which can occur when quickly toggling
                 # between de-/constructing RemotePackageLists. This try-except is here to prevent a hard crash when the wrapped C++ object
                 # was deleted when it was still parsing the response
-                return
+                continue
 
         self._request_url = response_data["links"].get("next", "")  # Use empty string to signify that there is no next page.
         self._ongoing_requests["get_packages"] = None

plugins/Marketplace/resources/qml/ManageButton.qml

@@ -11,7 +11,7 @@ import Cura 1.6 as Cura
 Item
 {
     id: manageButton
-    property bool button_style
+    property bool button_style: true
     property string text
     property bool busy: false
     property bool confirmed: false

plugins/Marketplace/resources/qml/PackageCardHeader.qml

@@ -181,7 +181,7 @@ Item
             ManageButton
             {
                 id: enableManageButton
-                visible: showManageButtons && !(installManageButton.confirmed || updateManageButton.confirmed || packageData.packageType == "material")
+                visible: showManageButtons && packageData.packageType != "material"
                 enabled: !(installManageButton.busy || updateManageButton.busy)
 
                 button_style: !packageData.isActive
@@ -189,23 +189,13 @@ Item
 
                 text: button_style ? catalog.i18nc("@button", "Enable") : catalog.i18nc("@button", "Disable")
 
-                onClicked:
-                {
-                    if(packageData.isActive)
-                    {
-                        packageData.disablePackageTriggered(packageData.packageId)
-                    }
-                    else
-                    {
-                        packageData.enablePackageTriggered(packageData.packageId)
-                    }
-                }
+                onClicked: packageData.isActive ? packageData.disable(): packageData.enable()
             }
 
             ManageButton
             {
                 id: installManageButton
-                visible: (showManageButtons || confirmed) && ((packageData.isBundled && packageData.canDowngrade) || !packageData.isBundled) && !updateManageButton.confirmed
+                visible: showManageButtons && (packageData.canDowngrade || !packageData.isBundled)
                 enabled: !updateManageButton.busy
                 busy: packageData.busy
                 button_style: !packageData.isInstalled
@@ -213,6 +203,11 @@ Item
 
                 text:
                 {
+                    if (packageData.canDowngrade)
+                    {
+                        if (busy) { return catalog.i18nc("@button", "Downgrading..."); }
+                        else { return catalog.i18nc("@button", "Downgrade"); }
+                    }
                     if (!packageData.isInstalled)
                     {
                         if (busy) { return catalog.i18nc("@button", "Installing..."); }
@@ -220,56 +215,25 @@ Item
                     }
                     else
                     {
-                        if (packageData.canDowngrade)
-                        {
-                            if (busy) { return catalog.i18nc("@button", "Downgrading..."); }
-                            else { return catalog.i18nc("@button", "Downgrade"); }
-                        }
-                        else
-                        {
-                            return catalog.i18nc("@button", "Uninstall");
-                        }
+                        return catalog.i18nc("@button", "Uninstall");
                     }
                 }
 
                 onClicked: packageData.isInstalled ? packageData.uninstall(): packageData.install()
-
             }
 
             ManageButton
             {
                 id: updateManageButton
-                visible: (showManageButtons || confirmed) && (packageData.canUpdate || confirmed) && !installManageButton.confirmed
+                visible: showManageButtons && packageData.canUpdate
                 enabled: !installManageButton.busy
 
-                confirmed: packageData.isRecentlyUpdatedChanged
-
-                button_style: true
+                busy: packageData.busy
                 Layout.alignment: Qt.AlignTop
 
-                text:
-                {
-                    if (busy) { return catalog.i18nc("@button", "Updating..."); }
-                    else if (confirmed) { return catalog.i18nc("@button", "Updated"); }
-                    else { return catalog.i18nc("@button", "Update"); }
-                }
-
-                onClicked:
-                {
-                    busy = true
-                    packageData.updatePackageTriggered(packageData.packageId);
-                }
+                text: busy ? catalog.i18nc("@button", "Updating..."): catalog.i18nc("@button", "Update")
 
-                Connections
-                {
-                    target: packageData
-
-                    function updated(succes)
-                    {
-                        updateManageButton.busy = false;
-                        updateManageButton.confirmed = succes;
-                    }
-                }
+                onClicked: packageData.updatePackageTriggered(packageData.packageId);
             }
         }
     }