Preferences/ConfigurationPages/WebBrowserAppearancePage.py

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

# Copyright (c) 2006 - 2016 Detlev Offenbach <detlev@die-offenbachs.de>
#

"""
Module implementing the Web Browser configuration page.
"""

from __future__ import unicode_literals

from PyQt5.QtGui import QFont
from PyQt5.QtWidgets import QFontDialog

from E5Gui.E5PathPicker import E5PathPickerModes

from .ConfigurationPageBase import ConfigurationPageBase
from .Ui_WebBrowserAppearancePage import Ui_WebBrowserAppearancePage

import Preferences

try:
    MonospacedFontsOption = QFontDialog.MonospacedFonts
except AttributeError:
    MonospacedFontsOption = QFontDialog.FontDialogOptions(0x10)


class WebBrowserAppearancePage(ConfigurationPageBase,
                               Ui_WebBrowserAppearancePage):
    """
    Class implementing the Web Browser Appearance page.
    """
    def __init__(self):
        """
        Constructor
        """
        super(WebBrowserAppearancePage, self).__init__()
        self.setupUi(self)
        self.setObjectName("WebBrowserAppearancePage")
        
        self.styleSheetPicker.setMode(E5PathPickerModes.OpenFileMode)
        self.styleSheetPicker.setFilters(self.tr(
            "Cascading Style Sheets (*.css);;All files (*)"))
        
        self.__displayMode = None
        
        # set initial values
        defaultFontSize = Preferences.getWebBrowser("DefaultFontSize")
        fixedFontSize = Preferences.getWebBrowser("DefaultFixedFontSize")
        self.defaultSizeSpinBox.setValue(defaultFontSize)
        self.fixedSizeSpinBox.setValue(fixedFontSize)
        self.minSizeSpinBox.setValue(
            Preferences.getWebBrowser("MinimumFontSize"))
        self.minLogicalSizeSpinBox.setValue(
            Preferences.getWebBrowser("MinimumLogicalFontSize"))
        
        self.standardFontCombo.setCurrentFont(
            QFont(Preferences.getWebBrowser("StandardFontFamily"),
                  defaultFontSize, QFont.Normal, False))
        self.fixedFontCombo.setCurrentFont(
            QFont(Preferences.getWebBrowser("FixedFontFamily"),
                  fixedFontSize, QFont.Normal, False))
        self.serifFontCombo.setCurrentFont(
            QFont(Preferences.getWebBrowser("SerifFontFamily"),
                  defaultFontSize, QFont.Normal, False))
        self.sansSerifFontCombo.setCurrentFont(
            QFont(Preferences.getWebBrowser("SansSerifFontFamily"),
                  defaultFontSize, QFont.Normal, False))
        self.cursiveFontCombo.setCurrentFont(
            QFont(Preferences.getWebBrowser("CursiveFontFamily"),
                  defaultFontSize, QFont.Normal, True))
        self.fantasyFontCombo.setCurrentFont(
            QFont(Preferences.getWebBrowser("FantasyFontFamily"),
                  defaultFontSize, QFont.Normal, False))
        
        self.initColour("SaveUrlColor", self.secureURLsColourButton,
                        Preferences.getWebBrowser)
        
        self.autoLoadImagesCheckBox.setChecked(
            Preferences.getWebBrowser("AutoLoadImages"))
        
        self.styleSheetPicker.setText(
            Preferences.getWebBrowser("UserStyleSheet"))
        
        self.tabsCloseButtonCheckBox.setChecked(
            Preferences.getUI("SingleCloseButton"))
        self.warnOnMultipleCloseCheckBox.setChecked(
            Preferences.getWebBrowser("WarnOnMultipleClose"))
    
    def setMode(self, displayMode):
        """
        Public method to perform mode dependent setups.
        
        @param displayMode mode of the configuration dialog
            (ConfigurationWidget.DefaultMode,
             ConfigurationWidget.HelpBrowserMode,
             ConfigurationWidget.TrayStarterMode)
        """
        from ..ConfigurationDialog import ConfigurationWidget
        assert displayMode in (
            ConfigurationWidget.DefaultMode,
            ConfigurationWidget.WebBrowserMode,
        )
        
        self.__displayMode = displayMode
        if self.__displayMode != ConfigurationWidget.WebBrowserMode:
            self.tabsGroupBox.hide()
    
    def save(self):
        """
        Public slot to save the Help Viewers configuration.
        """
        Preferences.setWebBrowser(
            "StandardFontFamily",
            self.standardFontCombo.currentFont().family())
        Preferences.setWebBrowser(
            "FixedFontFamily",
            self.fixedFontCombo.currentFont().family())
        Preferences.setWebBrowser(
            "SerifFontFamily",
            self.serifFontCombo.currentFont().family())
        Preferences.setWebBrowser(
            "SansSerifFontFamily",
            self.sansSerifFontCombo.currentFont().family())
        Preferences.setWebBrowser(
            "CursiveFontFamily",
            self.cursiveFontCombo.currentFont().family())
        Preferences.setWebBrowser(
            "FantasyFontFamily",
            self.fantasyFontCombo.currentFont().family())
        
        Preferences.setWebBrowser(
            "DefaultFontSize",
            self.defaultSizeSpinBox.value())
        Preferences.setWebBrowser(
            "DefaultFixedFontSize",
            self.fixedSizeSpinBox.value())
        Preferences.setWebBrowser(
            "MinimumFontSize",
            self.minSizeSpinBox.value())
        Preferences.setWebBrowser(
            "MinimumLogicalFontSize",
            self.minLogicalSizeSpinBox.value())
        
        Preferences.setWebBrowser(
            "AutoLoadImages",
            self.autoLoadImagesCheckBox.isChecked())
        
        Preferences.setWebBrowser(
            "UserStyleSheet",
            self.styleSheetPicker.text())
        
        self.saveColours(Preferences.setWebBrowser)
        
        from ..ConfigurationDialog import ConfigurationWidget
        if self.__displayMode == ConfigurationWidget.WebBrowserMode:
            Preferences.setUI(
                "SingleCloseButton",
                self.tabsCloseButtonCheckBox.isChecked())
        
        Preferences.setWebBrowser(
            "WarnOnMultipleClose",
            self.warnOnMultipleCloseCheckBox.isChecked())
    

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