Python ListModel.clear方法代码示例

# 需要导入模块: from UM.Qt.ListModel import ListModel [as 别名]
# 或者: from UM.Qt.ListModel.ListModel import clear [as 别名]
class TestListModel(TestCase):

    list_model = None  # type: ListModel

    test_data = [{"name": "yay", "data": 12}, {"name": "omg", "data": 13}, {"name":"zomg", "data": 14}]
    NameRole = Qt.UserRole + 1
    DataRole = Qt.UserRole + 2

    def setUp(self):
        self.list_model = ListModel()
        self.list_model.addRoleName(self.NameRole, "name")
        self.list_model.addRoleName(self.DataRole, "data")

        self.list_model.setItems(deepcopy(self.test_data))

    def test_getItem(self):
        assert self.list_model.getItem(0) == {"name": "yay", "data": 12}
        assert self.list_model.getItem(9001) == {}

    def test_items(self):
        assert self.list_model.items == self.test_data

    def test_insertItem(self):
        self.list_model.insertItem(0, {"name": "zomg!", "data": "yay"})
        assert self.list_model.getItem(0) == {"name": "zomg!", "data": "yay"}
        # Check if the previously first item is now the second one.
        assert self.list_model.getItem(1) == {"name": "yay", "data": 12}

    def test_removeItem(self):
        self.list_model.removeItem(1)
        print(self.list_model._items)
        assert self.list_model.getItem(1) == {"name":"zomg", "data": 14}

    def test_clear(self):
        assert self.list_model.count == 3
        self.list_model.clear()
        assert self.list_model.count == 0

    def test_appendItem(self):
        self.list_model.appendItem({"name":"!", "data": 9001})
        assert self.list_model.count == 4
        assert self.list_model.getItem(3) == {"name":"!", "data": 9001}

    def test_setProperty(self):
        self.list_model.setProperty(0, "name", "new_data")
        assert self.list_model.getItem(0)["name"] == "new_data"

    def test_find(self):
        assert self.list_model.find("name", "omg") == 1
        assert self.list_model.find("data", 13) == 1
        assert self.list_model.find("name", "zomg") == 2

        assert self.list_model.find("name", "UNKNOWN") == -1

    def test_setItems(self):
        self.list_model.setItems([{"name": "zomg!", "data": "yay"}])
        assert self.list_model.items == [{"name": "zomg!", "data": "yay"}]

    def test_sort(self):
        self.list_model.sort(lambda i: -i["data"])

        assert self.list_model.getItem(0) == {"name":"zomg", "data": 14}
        assert self.list_model.getItem(2) == {"name": "yay", "data": 12}

# 需要导入模块: from UM.Qt.ListModel import ListModel [as 别名]
# 或者: from UM.Qt.ListModel.ListModel import clear [as 别名]

#.........这里部分代码省略.........
                self.setIsDownloading(False)
                self._download_plugin_reply.downloadProgress.disconnect(self._onDownloadPluginProgress)
                self._temp_plugin_file = tempfile.NamedTemporaryFile(suffix = ".curaplugin")
                self._temp_plugin_file.write(self._download_plugin_reply.readAll())

                result = PluginRegistry.getInstance().installPlugin("file://" + self._temp_plugin_file.name)

                self._newly_installed_plugin_ids.append(result["id"])
                self.pluginsMetadataChanged.emit()

                Application.getInstance().messageBox(i18n_catalog.i18nc("@window:title", "Plugin browser"), result["message"])

                self._temp_plugin_file.close()  # Plugin was installed, delete temp file

    @pyqtProperty(int, notify = onDownloadProgressChanged)
    def downloadProgress(self):
        return self._download_progress

    @pyqtSlot(str)
    def downloadAndInstallPlugin(self, url):
        Logger.log("i", "Attempting to download & install plugin from %s", url)
        url = QUrl(url)
        self._download_plugin_request = QNetworkRequest(url)
        self._download_plugin_request.setRawHeader(*self._request_header)
        self._download_plugin_reply = self._network_manager.get(self._download_plugin_request)
        self._download_progress = 0
        self.setIsDownloading(True)
        self.onDownloadProgressChanged.emit()
        self._download_plugin_reply.downloadProgress.connect(self._onDownloadPluginProgress)

    @pyqtProperty(QObject, notify=pluginsMetadataChanged)
    def pluginsModel(self):
        if self._plugins_model is None:
            self._plugins_model = ListModel()
            self._plugins_model.addRoleName(Qt.UserRole + 1, "name")
            self._plugins_model.addRoleName(Qt.UserRole + 2, "version")
            self._plugins_model.addRoleName(Qt.UserRole + 3, "short_description")
            self._plugins_model.addRoleName(Qt.UserRole + 4, "author")
            self._plugins_model.addRoleName(Qt.UserRole + 5, "already_installed")
            self._plugins_model.addRoleName(Qt.UserRole + 6, "file_location")
            self._plugins_model.addRoleName(Qt.UserRole + 7, "can_upgrade")
        else:
            self._plugins_model.clear()
        items = []
        for metadata in self._plugins_metadata:
            items.append({
                "name": metadata["label"],
                "version": metadata["version"],
                "short_description": metadata["short_description"],
                "author": metadata["author"],
                "already_installed": self._checkAlreadyInstalled(metadata["id"]),
                "file_location": metadata["file_location"],
                "can_upgrade": self._checkCanUpgrade(metadata["id"], metadata["version"])
            })
        self._plugins_model.setItems(items)
        return self._plugins_model

    def _checkCanUpgrade(self, id, version):
        plugin_registry = PluginRegistry.getInstance()
        metadata = plugin_registry.getMetaData(id)
        if metadata != {}:
            if id in self._newly_installed_plugin_ids:
                return False  # We already updated this plugin.
            current_version = Version(metadata["plugin"]["version"])
            new_version = Version(version)
            if new_version > current_version:
                return True
        return False

    def _checkAlreadyInstalled(self, id):
        plugin_registry = PluginRegistry.getInstance()
        metadata = plugin_registry.getMetaData(id)
        if metadata != {}:
            return True
        else:
            if id in self._newly_installed_plugin_ids:
                return True  # We already installed this plugin, but the registry just doesn't know it yet.
            return False

    def _onRequestFinished(self, reply):
        reply_url = reply.url().toString()
        if reply.operation() == QNetworkAccessManager.GetOperation:
            if reply_url == self._api_url + "plugins":
                try:
                    json_data = json.loads(bytes(reply.readAll()).decode("utf-8"))
                    self._plugins_metadata = json_data
                    self.pluginsMetadataChanged.emit()
                except json.decoder.JSONDecodeError:
                    Logger.log("w", "Received an invalid print job state message: Not valid JSON.")
                    return
        else:
            # Ignore any operation that is not a get operation
            pass

    def _createNetworkManager(self):
        if self._network_manager:
            self._network_manager.finished.disconnect(self._onRequestFinished)

        self._network_manager = QNetworkAccessManager()
        self._network_manager.finished.connect(self._onRequestFinished)