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novelWriter/nw/gui/theme.py
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2019-11-20 19:09:32 +01:00

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# -*- coding: utf-8 -*-
"""novelWriter Theme Class
novelWriter Theme Class
===========================
This class reads and store the main theme
File History:
Created: 2019-05-18 [0.1.3]
"""
import logging
import configparser
import nw
from os import path, listdir
from PyQt5.QtWidgets import qApp
from PyQt5.QtGui import QPalette, QColor, QIcon
from nw.constants import nwAlert
from nw.gui.icons import GuiIcons
logger = logging.getLogger(__name__)
class GuiTheme:
def __init__(self, theParent):
self.mainConf = nw.CONFIG
self.theParent = theParent
self.theIcons = GuiIcons(self.theParent)
self.guiPalette = QPalette()
self.guiPath = "gui"
self.iconPath = "icons"
self.syntaxPath = "syntax"
self.cssName = "style.qss"
self.confName = "theme.conf"
self.themeList = []
self.syntaxList = []
# Loaded Theme Settings
## Theme
self.themeName = ""
self.themeAuthor = ""
self.themeCredit = ""
self.themeUrl = ""
## GUI
self.treeWCount = [ 0, 0, 0]
self.statNone = [120,120,120]
self.statUnsaved = [120,120, 40]
self.statSaved = [ 40,120, 0]
# Loaded Syntax Settings
## Main
self.syntaxName = ""
self.syntaxAuthor = ""
self.syntaxCredit = ""
self.syntaxUrl = ""
## Colours
self.colBack = [255,255,255]
self.colText = [ 0, 0, 0]
self.colLink = [ 0, 0, 0]
self.colHead = [ 0, 0, 0]
self.colHeadH = [ 0, 0, 0]
self.colEmph = [ 0, 0, 0]
self.colDialN = [ 0, 0, 0]
self.colDialD = [ 0, 0, 0]
self.colDialS = [ 0, 0, 0]
self.colComm = [ 0, 0, 0]
self.colKey = [ 0, 0, 0]
self.colVal = [ 0, 0, 0]
self.colSpell = [ 0, 0, 0]
self.colTagErr = [ 0, 0, 0]
self.colRepTag = [ 0, 0, 0]
self.colMod = [ 0, 0, 0]
# Changeable Settings
self.guiTheme = None
self.guiSyntax = None
self.themeRoot = None
self.themePath = None
self.syntaxFile = None
self.confFile = None
self.cssFile = None
self.updateTheme()
self.getIcon = self.theIcons.getIcon
self.getPixmap = self.theIcons.getPixmap
self.loadDecoration = self.theIcons.loadDecoration
return
##
# Actions
##
def updateTheme(self):
self.guiTheme = self.mainConf.guiTheme
self.guiSyntax = self.mainConf.guiSyntax
self.themeRoot = self.mainConf.themeRoot
self.themePath = path.join(self.mainConf.themeRoot,self.guiPath,self.guiTheme)
self.syntaxFile = path.join(self.themeRoot,self.syntaxPath,self.guiSyntax+".conf")
self.confFile = path.join(self.themePath,self.confName)
self.cssFile = path.join(self.themePath,self.cssName)
self.theIcons.initIcons(path.join(self.themePath,self.iconPath))
self.loadTheme()
self.loadSyntax()
return True
def loadTheme(self):
logger.debug("Loading theme files")
logger.debug("System icon theme is '%s'" % str(QIcon.themeName()))
# CSS File
cssData = ""
try:
if path.isfile(self.cssFile):
with open(self.cssFile,mode="r",encoding="utf8") as inFile:
cssData = inFile.read()
except Exception as e:
logger.error("Could not load theme css file")
return False
# Config File
confParser = configparser.ConfigParser()
try:
confParser.read_file(open(self.confFile,mode="r",encoding="utf8"))
except Exception as e:
logger.error("Could not load theme settings from: %s" % self.confFile)
return False
## Main
cnfSec = "Main"
if confParser.has_section(cnfSec):
self.themeName = self._parseLine( confParser, cnfSec, "name", "")
self.themeAuthor = self._parseLine( confParser, cnfSec, "author", "")
self.themeCredit = self._parseLine( confParser, cnfSec, "credit", "")
self.themeUrl = self._parseLine( confParser, cnfSec, "url", "")
## Palette
cnfSec = "Palette"
if confParser.has_section(cnfSec):
self._setPalette(confParser, cnfSec, "window", QPalette.Window)
self._setPalette(confParser, cnfSec, "windowtext", QPalette.WindowText)
self._setPalette(confParser, cnfSec, "base", QPalette.Base)
self._setPalette(confParser, cnfSec, "alternatebase", QPalette.AlternateBase)
self._setPalette(confParser, cnfSec, "text", QPalette.Text)
self._setPalette(confParser, cnfSec, "tooltipbase", QPalette.ToolTipBase)
self._setPalette(confParser, cnfSec, "tooltiptext", QPalette.ToolTipText)
self._setPalette(confParser, cnfSec, "button", QPalette.Button)
self._setPalette(confParser, cnfSec, "buttontext", QPalette.ButtonText)
self._setPalette(confParser, cnfSec, "brighttext", QPalette.BrightText)
self._setPalette(confParser, cnfSec, "highlight", QPalette.Highlight)
self._setPalette(confParser, cnfSec, "highlightedtext", QPalette.HighlightedText)
self._setPalette(confParser, cnfSec, "link", QPalette.Link)
self._setPalette(confParser, cnfSec, "linkvisited", QPalette.LinkVisited)
## GUI
cnfSec = "GUI"
if confParser.has_section(cnfSec):
self.treeWCount = self._loadColour(confParser, cnfSec, "treewordcount")
self.statNone = self._loadColour(confParser, cnfSec, "statusnone")
self.statUnsaved = self._loadColour(confParser, cnfSec, "statusunsaved")
self.statSaved = self._loadColour(confParser, cnfSec, "statussaved")
# Apply Styles
qApp.setStyleSheet(cssData)
qApp.setPalette(self.guiPalette)
logger.info("Loaded theme '%s'" % self.guiTheme)
return True
def loadSyntax(self):
confParser = configparser.ConfigParser()
try:
confParser.read_file(open(self.syntaxFile, mode="r", encoding="utf8"))
except Exception as e:
logger.error("Could not load syntax colours from: %s" % self.syntaxFile)
return False
## Main
cnfSec = "Main"
if confParser.has_section(cnfSec):
self.syntaxName = self._parseLine(confParser, cnfSec, "name", "")
self.syntaxAuthor = self._parseLine(confParser, cnfSec, "author", "")
self.syntaxCredit = self._parseLine(confParser, cnfSec, "credit", "")
self.syntaxUrl = self._parseLine(confParser, cnfSec, "url", "")
## Syntax
cnfSec = "Syntax"
if confParser.has_section(cnfSec):
self.colBack = self._loadColour(confParser, cnfSec, "background")
self.colText = self._loadColour(confParser, cnfSec, "text")
self.colLink = self._loadColour(confParser, cnfSec, "link")
self.colHead = self._loadColour(confParser, cnfSec, "headertext")
self.colHeadH = self._loadColour(confParser, cnfSec, "headertag")
self.colEmph = self._loadColour(confParser, cnfSec, "emphasis")
self.colDialN = self._loadColour(confParser, cnfSec, "straightquotes")
self.colDialD = self._loadColour(confParser, cnfSec, "doublequotes")
self.colDialS = self._loadColour(confParser, cnfSec, "singlequotes")
self.colComm = self._loadColour(confParser, cnfSec, "hidden")
self.colKey = self._loadColour(confParser, cnfSec, "keyword")
self.colVal = self._loadColour(confParser, cnfSec, "value")
self.colSpell = self._loadColour(confParser, cnfSec, "spellcheckline")
self.colTagErr = self._loadColour(confParser, cnfSec, "tagerror")
self.colRepTag = self._loadColour(confParser, cnfSec, "replacetag")
self.colMod = self._loadColour(confParser, cnfSec, "modifier")
logger.info("Loaded syntax theme '%s'" % self.guiSyntax)
return True
def listThemes(self):
if len(self.themeList) > 0:
return self.themeList
confParser = configparser.ConfigParser()
for themeDir in listdir(path.join(self.mainConf.themeRoot, self.guiPath)):
themeConf = path.join(self.mainConf.themeRoot, self.guiPath, themeDir, self.confName)
logger.verbose("Checking theme config for '%s'" % themeDir)
try:
confParser.read_file(open(themeConf, mode="r", encoding="utf8"))
except Exception as e:
self.theParent.makeAlert(["Could not load theme config file.",str(e)],nwAlert.ERROR)
continue
themeName = ""
if confParser.has_section("Main"):
themeName = confParser.get("Main","name")
logger.verbose("Theme name is '%s'" % themeName)
if themeName != "":
self.themeList.append((themeDir, themeName))
self.themeList = sorted(self.themeList, key=lambda x: x[1])
return self.themeList
def listSyntax(self):
if len(self.syntaxList) > 0:
return self.syntaxList
confParser = configparser.ConfigParser()
syntaxDir = path.join(self.mainConf.themeRoot, self.syntaxPath)
for syntaxFile in listdir(syntaxDir):
syntaxPath = path.join(syntaxDir, syntaxFile)
if not path.isfile(syntaxPath):
continue
logger.verbose("Checking theme syntax for '%s'" % syntaxFile)
try:
confParser.read_file(open(syntaxPath, mode="r", encoding="utf8"))
except Exception as e:
self.theParent.makeAlert(["Could not load syntax file.",str(e)],nwAlert.ERROR)
return []
syntaxName = ""
if confParser.has_section("Main"):
syntaxName = confParser.get("Main","name")
if len(syntaxFile) > 5 and syntaxName != "":
self.syntaxList.append((syntaxFile[:-5], syntaxName))
logger.verbose("Syntax name is '%s'" % syntaxName)
self.syntaxList = sorted(self.syntaxList, key=lambda x: x[1])
return self.syntaxList
##
# Internal Functions
##
def _loadColour(self, confParser, cnfSec, cnfName):
if confParser.has_option(cnfSec,cnfName):
inData = confParser.get(cnfSec,cnfName).split(",")
outData = []
try:
outData.append(int(inData[0]))
outData.append(int(inData[1]))
outData.append(int(inData[2]))
except:
logger.error("Could not load theme colours for '%s' from config file" % cnfName)
outData = [0,0,0]
else:
logger.warning("Could not find theme colours for '%s' in config file" % cnfName)
outData = [0,0,0]
return outData
def _setPalette(self, confParser, cnfSec, cnfName, paletteVal):
readCol = []
if confParser.has_option(cnfSec,cnfName):
inData = confParser.get(cnfSec,cnfName).split(",")
try:
readCol.append(int(inData[0]))
readCol.append(int(inData[1]))
readCol.append(int(inData[2]))
except:
logger.error("Could not load theme colours for '%s' from config file" % cnfName)
return
if len(readCol) == 3:
self.guiPalette.setColor(paletteVal, QColor(*readCol))
return
def _parseLine(self, confParser, cnfSec, cnfName, cnfDefault):
if confParser.has_section(cnfSec):
if confParser.has_option(cnfSec, cnfName):
return confParser.get(cnfSec, cnfName)
return cnfDefault
# End Class GuiTheme