Das deutsche Python-Forum

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if __name__ == '__main__':
    dialog = 'untitled.ui'
    app = QtWidgets.QApplication(sys.argv)
    window = Ui(dialog)
    # Setze Mindestbreite QLineEdit
    min_width = 200
    min_height = window.line_edit_0.minimumSize().height()
    window.resize(min_width, min_height)
    width2sign = round((200 / 19), 2)
    # Änderung Bezeichnung label_0
    window.label_0.setText("Lieferant")
    # Text
    text = "aaaaaaaaaaaaaaaaa sssssssssssssssssssssss ddd"
    # Berechnung und Aktualisierung der Mindestbreite für Text
    width = round(len(text) * width2sign)
    window.resize(width, min_height)
    # Füge Text in QLineEdit ein
    window.line_edit_0.setText(text)
    result = window.exec_()

Code: Alles auswählen

from PyQt4.QtCore import Qt, QAbstractTableModel, SIGNAL
from PyQt4.QtGui import QWidget, QTableView, QApplication, QVBoxLayout

Code: Alles auswählen

import sys
from PyQt4.QtCore import *
from PyQt4.QtGui import *

class menudemo(QMainWindow):
   def __init__(self, parent = None):
        super(menudemo, self).__init__(parent)
        
        layout = QHBoxLayout()
        bar = self.menuBar()
        file = bar.addMenu("File")
        file.addAction("New")
        
        save = QAction("Save",self)
        save.setShortcut("Ctrl+S")
        file.addAction(save)
        
        edit = file.addMenu("Edit")
        edit.addAction("copy")
        edit.addAction("paste")
        
        quit = QAction("Quit",self) 
        file.addAction(quit)
        file.triggered[QAction].connect(self.processtrigger)
        self.setLayout(layout)
        self.setWindowTitle("menu demo")
        
   def processtrigger(self,q):
        print(q.text()+" is triggered")
        
def main():
    app = QApplication(sys.argv)
    ex = menudemo()
    ex.show()
    sys.exit(app.exec_())
    
if __name__ == '__main__':
    main()