pyqt5 qmainwindow code example

Example 1: qmainwindow example python

import sys
from PyQt5.QtWidgets import QApplication, QLabel, QMainWindow
from PyQt5.QtCore import Qt

# Subclass QMainWindow to customise your application's main window
class MainWindow(QMainWindow):

    def __init__(self, *args, **kwargs):
        super(MainWindow, self).__init__(*args, **kwargs)

        self.setWindowTitle("My Awesome App")

        label = QLabel("This is a PyQt5 window!")

        # The `Qt` namespace has a lot of attributes to customise
        # widgets. See: http://doc.qt.io/qt-5/qt.html
        label.setAlignment(Qt.AlignCenter)

        # Set the central widget of the Window. Widget will expand
        # to take up all the space in the window by default.
        self.setCentralWidget(label)


app = QApplication(sys.argv)

window = MainWindow()
window.show()

app.exec_()

Example 2: pyqt5 toolbar

toolbar =  self.addToolBar("File") # create our toolbar
edit=QAction(QtGui.QIcon("edit.png"),"Edit",self) # create a QAction
saveEdit=QAction(QtGui.QIcon("save.png"),"Save",self) # create another one
toolbar.addAction(edit) # ---
#						     | --- add them to our toolbar
toolbar.addAction(edit) # ---