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| # The QStatusBar class provides a horizontal bar
# suitable for presenting status information.
import sys
from PySide6.QtWidgets import (QApplication, QMainWindow,
QTextEdit, QLabel)
class QEditor(QMainWindow):
def __init__(self):
super().__init__()
self.text_edit = QTextEdit()
self.setCentralWidget(self.text_edit)
# 1 - Create a widget to display information
self.label = QLabel()
# 2 - Add the widget to QStatusBar
# You access the status bar using QMainWindow.statusBar()
self.statusBar().addWidget(self.label)
self.text_edit.textChanged.connect(self.on_text_changed)
# 3 - Display some stats in the widget associated
# with the status bar.
def on_text_changed(self):
cursor = self.text_edit.textCursor()
size = len(self.text_edit.toPlainText())
x = str(cursor.blockNumber() + 1)
y = str(cursor.columnNumber() + 1)
self.label.setText('Chars: {}, Ln: {}, Col: {}'.format(size, x, y))
if __name__ == '__main__':
if not QApplication.instance():
app = QApplication(sys.argv)
else:
app = QApplication.instance()
editor = QEditor()
editor.show()
sys.exit(app.exec())
|