Python QSettings.remove方法代码示例

# 需要导入模块: from PyQt.QtCore import QSettings [as 别名]
# 或者: from PyQt.QtCore.QSettings import remove [as 别名]
class NewConnectionDialog(QDialog, BASE_CLASS):

    """Dialogue to add a new CSW entry"""

    def __init__(self, conn_name=None):
        """init"""

        QDialog.__init__(self)
        self.setupUi(self)
        self.settings = QSettings()
        self.conn_name = None
        self.conn_name_orig = conn_name

    def accept(self):
        """add CSW entry"""

        conn_name = self.leName.text().strip()
        conn_url = self.leURL.text().strip()

        if any([conn_name == '', conn_url == '']):
            QMessageBox.warning(self, self.tr('Save connection'),
                                self.tr('Both Name and URL must be provided'))
            return

        if '/' in conn_name:
            QMessageBox.warning(self, self.tr('Save connection'),
                                self.tr('Name cannot contain \'/\''))
            return

        if conn_name is not None:
            key = '/MetaSearch/%s' % conn_name
            keyurl = '%s/url' % key
            key_orig = '/MetaSearch/%s' % self.conn_name_orig

            # warn if entry was renamed to an existing connection
            if all([self.conn_name_orig != conn_name,
                    self.settings.contains(keyurl)]):
                res = QMessageBox.warning(self, self.tr('Save connection'),
                                          self.tr('Overwrite %s?') % conn_name,
                                          QMessageBox.Ok | QMessageBox.Cancel)
                if res == QMessageBox.Cancel:
                    return

            # on rename delete original entry first
            if all([self.conn_name_orig is not None,
                    self.conn_name_orig != conn_name]):
                self.settings.remove(key_orig)

            self.settings.setValue(keyurl, conn_url)
            self.settings.setValue('/MetaSearch/selected', conn_name)

            QDialog.accept(self)

    def reject(self):
        """back out of dialogue"""

        QDialog.reject(self)

# 需要导入模块: from PyQt.QtCore import QSettings [as 别名]
# 或者: from PyQt.QtCore.QSettings import remove [as 别名]
 def remove(self):
     settings = QSettings()
     settings.beginGroup(u"/%s/%s" % (self.connectionSettingsKey(), self.connectionName()))
     settings.remove("")
     self.deleted.emit()
     return True

# 需要导入模块: from PyQt.QtCore import QSettings [as 别名]
# 或者: from PyQt.QtCore.QSettings import remove [as 别名]

#.........这里部分代码省略.........
        """add new service"""

        conn_new = NewConnectionDialog()
        conn_new.setWindowTitle(self.tr('New Catalogue service'))
        if conn_new.exec_() == QDialog.Accepted:  # add to service list
            self.populate_connection_list()
        self.textMetadata.clear()

    def edit_connection(self):
        """modify existing connection"""

        current_text = self.cmbConnectionsServices.currentText()

        url = self.settings.value('/MetaSearch/%s/url' % current_text)

        conn_edit = NewConnectionDialog(current_text)
        conn_edit.setWindowTitle(self.tr('Edit Catalogue service'))
        conn_edit.leName.setText(current_text)
        conn_edit.leURL.setText(url)
        if conn_edit.exec_() == QDialog.Accepted:  # update service list
            self.populate_connection_list()

    def delete_connection(self):
        """delete connection"""

        current_text = self.cmbConnectionsServices.currentText()

        key = '/MetaSearch/%s' % current_text

        msg = self.tr('Remove service %s?') % current_text

        result = QMessageBox.information(self, self.tr('Confirm delete'), msg,
                                         QMessageBox.Ok | QMessageBox.Cancel)
        if result == QMessageBox.Ok:  # remove service from list
            self.settings.remove(key)
            index_to_delete = self.cmbConnectionsServices.currentIndex()
            self.cmbConnectionsServices.removeItem(index_to_delete)
            self.cmbConnectionsSearch.removeItem(index_to_delete)
            self.set_connection_list_position()

    def load_connections(self):
        """load services from list"""

        ManageConnectionsDialog(1).exec_()
        self.populate_connection_list()

    def add_default_connections(self):
        """add default connections"""

        filename = os.path.join(self.context.ppath,
                                'resources', 'connections-default.xml')
        doc = get_connections_from_file(self, filename)
        if doc is None:
            return

        self.settings.beginGroup('/MetaSearch/')
        keys = self.settings.childGroups()
        self.settings.endGroup()

        for server in doc.findall('csw'):
            name = server.attrib.get('name')
            # check for duplicates
            if name in keys:
                msg = self.tr('%s exists.  Overwrite?') % name
                res = QMessageBox.warning(self,
                                          self.tr('Loading connections'), msg,