eric6/Plugins/PluginWizardDotDesktop.py

Wed, 30 Dec 2020 11:00:44 +0100

author
Detlev Offenbach <detlev@die-offenbachs.de>
date
Wed, 30 Dec 2020 11:00:44 +0100
branch
maintenance
changeset 7924
8a96736d465e
parent 7780
41420f82c0ac
child 8143
2c730d5fd177
permissions
-rw-r--r--

Updated copyright for 2021.

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

# Copyright (c) 2013 - 2021 Detlev Offenbach <detlev@die-offenbachs.de>
#

"""
Module implementing the .desktop wizard plug-in.
"""

from PyQt5.QtCore import QObject
from PyQt5.QtWidgets import QDialog

from E5Gui.E5Application import e5App
from E5Gui.E5Action import E5Action
from E5Gui import E5MessageBox

import UI.Info

# Start-of-Header
name = ".desktop Wizard Plug-in"
author = "Detlev Offenbach <detlev@die-offenbachs.de>"
autoactivate = True
deactivateable = True
version = UI.Info.VersionOnly
className = "DotDesktopWizard"
packageName = "__core__"
shortDescription = "Wizard for the creation of a .desktop file."
longDescription = (
    """This plug-in implements a wizard to generate code for"""
    """ a .desktop file."""
)
needsRestart = False
pyqtApi = 2
# End-of-Header

error = ""


class DotDesktopWizard(QObject):
    """
    Class implementing the .desktop wizard plug-in.
    """
    def __init__(self, ui):
        """
        Constructor
        
        @param ui reference to the user interface object (UI.UserInterface)
        """
        super(DotDesktopWizard, self).__init__(ui)
        self.__ui = ui
        self.__action = None
    
    def __initialize(self):
        """
        Private slot to (re)initialize the plug-in.
        """
        self.__act = None
    
    def activate(self):
        """
        Public method to activate this plug-in.
        
        @return tuple of None and activation status (boolean)
        """
        self.__initAction()
        self.__initMenu()
        
        return None, True
    
    def deactivate(self):
        """
        Public method to deactivate this plug-in.
        """
        menu = self.__ui.getMenu("wizards")
        if menu:
            menu.removeAction(self.__action)
        self.__ui.removeE5Actions([self.__action], 'wizards')
    
    def __initAction(self):
        """
        Private method to initialize the action.
        """
        self.__action = E5Action(
            self.tr('.desktop Wizard'),
            self.tr('.&desktop Wizard...'),
            0, 0, self,
            'wizards_dotdesktop')
        self.__action.setStatusTip(self.tr('.desktop Wizard'))
        self.__action.setWhatsThis(self.tr(
            """<b>.desktop Wizard</b>"""
            """<p>This wizard opens a dialog for entering all the parameters"""
            """ needed to create the contents of a .desktop file. The"""
            """ generated code replaces the text of the current editor."""
            """ Alternatively a new editor is opened.</p>"""
        ))
        self.__action.triggered.connect(self.__handle)
        
        self.__ui.addE5Actions([self.__action], 'wizards')

    def __initMenu(self):
        """
        Private method to add the actions to the right menu.
        """
        menu = self.__ui.getMenu("wizards")
        if menu:
            menu.addAction(self.__action)
    
    def __handle(self):
        """
        Private method to handle the wizards action.
        """
        editor = e5App().getObject("ViewManager").activeWindow()
        
        if editor is None:
            E5MessageBox.critical(
                self.__ui,
                self.tr('No current editor'),
                self.tr('Please open or create a file first.'))
        else:
            if editor.text():
                ok = E5MessageBox.yesNo(
                    self.__ui,
                    self.tr(".desktop Wizard"),
                    self.tr("""The current editor contains text."""
                            """ Shall this be replaced?"""),
                    icon=E5MessageBox.Critical)
                if not ok:
                    e5App().getObject("ViewManager").newEditor()
                    editor = e5App().getObject("ViewManager").activeWindow()
            
            from WizardPlugins.DotDesktopWizard.DotDesktopWizardDialog import (
                DotDesktopWizardDialog
            )
            dlg = DotDesktopWizardDialog(None)
            if dlg.exec() == QDialog.Accepted:
                code = dlg.getCode()
                if code:
                    editor.selectAll()
                    # It should be done on this way to allow undo
                    editor.beginUndoAction()
                    editor.replaceSelectedText(code)
                    editor.endUndoAction()
                    
                    editor.setLanguage("dummy.desktop")

#
# eflag: noqa = M801

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