Preferences/ConfigurationPages/EditorGeneralPage.py

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

# Copyright (c) 2006 - 2013 Detlev Offenbach <detlev@die-offenbachs.de>
#

"""
Module implementing the Editor General configuration page.
"""

from __future__ import unicode_literals    # __IGNORE_WARNING__

from PyQt4.Qsci import QsciScintillaBase

from .ConfigurationPageBase import ConfigurationPageBase
from .Ui_EditorGeneralPage import Ui_EditorGeneralPage

import Preferences


class EditorGeneralPage(ConfigurationPageBase, Ui_EditorGeneralPage):
    """
    Class implementing the Editor General configuration page.
    """
    def __init__(self):
        """
        Constructor
        """
        super(EditorGeneralPage, self).__init__()
        self.setupUi(self)
        self.setObjectName("EditorGeneralPage")
        
        # set initial values
        self.tabwidthSlider.setValue(
            Preferences.getEditor("TabWidth"))
        self.indentwidthSlider.setValue(
            Preferences.getEditor("IndentWidth"))
        self.indentguidesCheckBox.setChecked(
            Preferences.getEditor("IndentationGuides"))
        self.tabforindentationCheckBox.setChecked(
            Preferences.getEditor("TabForIndentation"))
        self.tabindentsCheckBox.setChecked(
            Preferences.getEditor("TabIndents"))
        self.converttabsCheckBox.setChecked(
            Preferences.getEditor("ConvertTabsOnLoad"))
        self.autoindentCheckBox.setChecked(
            Preferences.getEditor("AutoIndentation"))
        self.comment0CheckBox.setChecked(
            Preferences.getEditor("CommentColumn0"))
        
        virtualSpaceOptions = Preferences.getEditor("VirtualSpaceOptions")
        self.vsSelectionCheckBox.setChecked(
            virtualSpaceOptions & QsciScintillaBase.SCVS_RECTANGULARSELECTION)
        self.vsUserCheckBox.setChecked(
            virtualSpaceOptions & QsciScintillaBase.SCVS_USERACCESSIBLE)
        
    def save(self):
        """
        Public slot to save the Editor General configuration.
        """
        Preferences.setEditor("TabWidth",
            self.tabwidthSlider.value())
        Preferences.setEditor("IndentWidth",
            self.indentwidthSlider.value())
        Preferences.setEditor("IndentationGuides",
            self.indentguidesCheckBox.isChecked())
        Preferences.setEditor("TabForIndentation",
            self.tabforindentationCheckBox.isChecked())
        Preferences.setEditor("TabIndents",
            self.tabindentsCheckBox.isChecked())
        Preferences.setEditor("ConvertTabsOnLoad",
            self.converttabsCheckBox.isChecked())
        Preferences.setEditor("AutoIndentation",
            self.autoindentCheckBox.isChecked())
        Preferences.setEditor("CommentColumn0",
            self.comment0CheckBox.isChecked())
        
        virtualSpaceOptions = QsciScintillaBase.SCVS_NONE
        if self.vsSelectionCheckBox.isChecked():
            virtualSpaceOptions |= QsciScintillaBase.SCVS_RECTANGULARSELECTION
        if self.vsUserCheckBox.isChecked():
            virtualSpaceOptions |= QsciScintillaBase.SCVS_USERACCESSIBLE
        Preferences.setEditor("VirtualSpaceOptions", virtualSpaceOptions)
        
    def on_tabforindentationCheckBox_toggled(self, checked):
        """
        Private slot used to set the tab conversion check box.
        
        @param checked flag received from the signal (boolean)
        """
        if checked and self.converttabsCheckBox.isChecked():
            self.converttabsCheckBox.setChecked(not checked)
        self.converttabsCheckBox.setEnabled(not checked)
    

def create(dlg):
    """
    Module function to create the configuration page.
    
    @param dlg reference to the configuration dialog
    """
    page = EditorGeneralPage()
    return page