novelWriter i18n and portuguese translation

nw/core/tree.py

@@ -24,6 +24,7 @@ You should have received a copy of the GNU General Public License
 along with this program. If not, see <https://www.gnu.org/licenses/>.
 """
 
+from functools import partial
 import nw
 import logging
 import os
@@ -32,6 +33,8 @@ from lxml import etree
 from hashlib import sha256
 from time import time
 
+from PyQt5.QtCore import QCoreApplication
+
 from nw.core.item import NWItem
 from nw.common import checkHandle
 from nw.constants import (
@@ -79,6 +82,8 @@ class NWTree():
 
         self._handleSeed  = None  # Used for generating handles for testing
 
+        self.tr = partial(QCoreApplication.translate, self.__class__.__name__)
+
         return
 
     ##
@@ -195,11 +200,14 @@ class NWTree():
             tocText = os.path.join(self.theProject.projPath, nwFiles.TOC_TXT)
             with open(tocText, mode="w", encoding="utf8") as outFile:
                 outFile.write("\n")
-                outFile.write("Table of Contents\n")
+                outFile.write("%s\n" % self.tr("Table of Contents"))
                 outFile.write("=================\n")
                 outFile.write("\n")
                 outFile.write("%-25s  %-9s  %-10s  %s\n" % (
-                    "File Name", "Class", "Layout", "Document Label"
+                    self.tr("File Name"),
+                    self.tr("Class"),
+                    self.tr("Layout"),
+                    self.tr("Document Label"),
                 ))
                 outFile.write("-"*tocLen + "\n")
                 outFile.write("\n".join(tocList))