CODEWITHSUNDEEP
pythonqtpyqtpyqt5
Daniel
Daniel

Reputation: 150

Context Menu not displaying correct language with PyQt5

When I was trying to create a Qt application using PyQt5, I noticed that QPlainTextEdit standard context menu was being displayed in English , which is not the language of my system (Portuguese), despite its locale was correctly inherited from its parent widget. Is this the expected behavior? If so, how can i add a translation without having to rewrite the functions already present in that context menu (like cut/copy/paste)?

Example

This program reproduces the behavior described above; it shows a window (thus textEditor.locale().language() have the same value as QLocale.Portuguese) but the context menu is shown in english. 

import sys
from PyQt5.QtWidgets import QApplication, QPlainTextEdit, QMainWindow
from PyQt5.QtCore import QLocale

def main():
    app = QApplication(sys.argv)

    window = QMainWindow()  

    assert(window.locale().language() == QLocale.Portuguese)    
    textEditor = QPlainTextEdit(window)

    assert(textEditor.locale().language() == QLocale.Portuguese)
    window.setCentralWidget(textEditor)
    window.show()
    sys.exit(app.exec_())


if __name__ == '__main__':
    main()

Upvotes: 3

Views: 1537

Answers (1)

user3419537
user3419537

Reputation: 5000

You need to install a QTranslator to add the translations for your system locale. 

import sys
from PyQt5.QtWidgets import QApplication, QPlainTextEdit, QMainWindow
from PyQt5.QtCore import QLocale, QTranslator, QLibraryInfo

def main():
    app = QApplication(sys.argv)

    # Install provided system translations for current locale
    translator = QTranslator()
    translator.load('qt_' + QLocale.system().name(), QLibraryInfo.location(QLibraryInfo.TranslationsPath))
    app.installTranslator(translator)

    window = QMainWindow()

    assert(window.locale().language() == QLocale.Portuguese)
    textEditor = QPlainTextEdit(window)

    assert(textEditor.locale().language() == QLocale.Portuguese)
    window.setCentralWidget(textEditor)
    window.show()
    sys.exit(app.exec_())


if __name__ == '__main__':
    main()

Upvotes: 2

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