eric6/WebBrowser/GreaseMonkey/GreaseMonkeyJsObject.py

Sat, 27 Feb 2021 12:08:23 +0100

author
Detlev Offenbach <detlev@die-offenbachs.de>
date
Sat, 27 Feb 2021 12:08:23 +0100
changeset 8138
169e65a6787c
parent 7923
91e843545d9a
child 8143
2c730d5fd177
permissions
-rw-r--r--

Shell: added functionality to show a prompt when the main client process has exited (e.g. a script ended).

# -*- coding: utf-8 -*-

# Copyright (c) 2012 - 2021 Detlev Offenbach <detlev@die-offenbachs.de>
#

"""
Module implementing the Python side for GreaseMonkey scripts.
"""

from PyQt5.QtCore import pyqtSlot, QObject, QSettings
from PyQt5.QtGui import QGuiApplication


class GreaseMonkeyJsObject(QObject):
    """
    Class implementing the Python side for GreaseMonkey scripts.
    """
    def __init__(self, parent=None):
        """
        Constructor
        
        @param parent reference to the parent object
        @type QObject
        """
        super(GreaseMonkeyJsObject, self).__init__(parent)
        
        self.__settings = None
    
    def setSettingsFile(self, name):
        """
        Public method to set the settings file for the GreaseMonkey parameters.
        
        @param name name of the settings file
        @type str
        """
        if self.__settings is not None:
            self.__settings.sync()
            self.__settings = None
        
        self.__settings = QSettings(name, QSettings.IniFormat)
    
    @pyqtSlot(str, str, str)
    def getValue(self, nspace, name, dValue):
        """
        Public slot to get the value for the named variable for the identified
        script.
        
        @param nspace unique script id
        @type str
        @param name name of the variable
        @type str
        @param dValue default value
        @type str
        @return value for the named variable
        @rtype str
        """
        vName = "GreaseMonkey-{0}/{1}".format(nspace, name)
        sValue = self.__settings.value(vName, dValue)
        if not sValue:
            return dValue
        
        return sValue
    
    @pyqtSlot(str, str, str)
    def setValue(self, nspace, name, value):
        """
        Public slot to set the value for the named variable for the identified
        script.
        
        @param nspace unique script id
        @type str
        @param name name of the variable
        @type str
        @param value value to be set
        @type str
        @return flag indicating success
        @rtype bool
        """
        vName = "GreaseMonkey-{0}/{1}".format(nspace, name)
        self.__settings.setValue(vName, value)
        self.__settings.sync()
        return True
    
    @pyqtSlot(str, str)
    def deleteValue(self, nspace, name):
        """
        Public slot to set delete the named variable for the identified script.
        
        @param nspace unique script id
        @type str
        @param name name of the variable
        @type str
        @return flag indicating success
        @rtype bool
        """
        vName = "GreaseMonkey-{0}/{1}".format(nspace, name)
        self.__settings.remove(vName)
        self.__settings.sync()
        return True
    
    @pyqtSlot(str)
    def listValues(self, nspace):
        """
        Public slot to list the stored variables for the identified script.
        
        @param nspace unique script id
        @type str
        @return list of stored variables
        @rtype list of str
        """
        nspaceName = "GreaseMonkey-{0}".format(nspace)
        self.__settings.beginGroup(nspaceName)
        keys = self.__settings.allKeys()
        self.__settings.endGroup()
        
        return keys
    
    @pyqtSlot(str)
    def setClipboard(self, text):
        """
        Public slot to set some clipboard text.
        
        @param text text to be copied to the clipboard
        @type str
        """
        QGuiApplication.clipboard().setText(text)

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