PyQt QTextEdit

Summary: in this tutorial, you’ll learn how to use the PyQt QTextEdit class to create a widget that edits and displays both plain and rich text.

Introduction to the PyQt QTextEdit

The QLineEdit class allows you to create a widget that supports editing a single line of text. To enter multiple lines of text, you use QTextEdit class.

Unlike QLineEdit, QTextEdit supports both plain and rich text. In practice, you’ll use the QTextEdit widget for editing and displaying both plain and rich text.

The QTextEdit widget supports rich text formatting using HTML-styles tag or Markdown format. The QTextEdit is designed to handle large documents and to respond quickly to user input.

PyQT QTextEdit example

The following example shows how to create a simple multi-line text widget using the QTextEdit class:

import sys from PyQt6.QtWidgets import QApplication, QWidget, QTextEdit, QFormLayout from PyQt6.QtCore import Qt class MainWindow(QWidget): def __init__(self, *args, **kwargs): super().__init__(*args, **kwargs) self.setWindowTitle('PyQt TexEdit') self.setMinimumWidth(200) layout = QFormLayout() self.setLayout(layout) text_edit = QTextEdit(self) layout.addRow(text_edit) self.show() if __name__ == '__main__': app = QApplication(sys.argv) window = MainWindow() sys.exit(app.exec())
Code language: Python (python)

Output:

Summary

  • Use QTextEdit to create a widget that supports multiline text editing and viewing.
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