86 lines
2.8 KiB
Python
86 lines
2.8 KiB
Python
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import sys
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from PyQt5.QtWidgets import (
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QApplication, QMainWindow,
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QLabel, QGridLayout, QWidget,
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QCheckBox, QSystemTrayIcon,
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QSpacerItem, QSizePolicy, QMenu, QAction, QStyle, qApp)
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from PyQt5.QtCore import QSize
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class MainWindow(QMainWindow):
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"""
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Сheckbox and system tray icons.
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Will initialize in the constructor.
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"""
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check_box = None
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tray_icon = None
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# Override the class constructor
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def __init__(self):
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# Be sure to call the super class method
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QMainWindow.__init__(self)
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self.setMinimumSize(QSize(480, 80)) # Set sizes
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self.setWindowTitle("System Tray Application") # Set a title
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# Create a central widget
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central_widget = QWidget(self)
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# Set the central widget
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self.setCentralWidget(central_widget)
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grid_layout = QGridLayout(self) # Create a QGridLayout
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# Set the layout into the central widget
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central_widget.setLayout(grid_layout)
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grid_layout.addWidget(
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QLabel("Application, which can minimize to Tray", self), 0, 0)
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# Add a checkbox, which will depend on the behavior of the program when the window is closed
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self.check_box = QCheckBox('Minimize to Tray')
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grid_layout.addWidget(self.check_box, 1, 0)
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grid_layout.addItem(QSpacerItem(
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0, 0, QSizePolicy.Expanding, QSizePolicy.Expanding), 2, 0)
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# Init QSystemTrayIcon
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self.tray_icon = QSystemTrayIcon(self)
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self.tray_icon.setIcon(
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self.style().standardIcon(QStyle.SP_ComputerIcon))
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'''
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Define and add steps to work with the system tray icon
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show - show window
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hide - hide window
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exit - exit from application
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'''
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show_action = QAction("Show", self)
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quit_action = QAction("Exit", self)
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hide_action = QAction("Hide", self)
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show_action.triggered.connect(self.show)
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hide_action.triggered.connect(self.hide)
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quit_action.triggered.connect(qApp.quit)
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tray_menu = QMenu()
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tray_menu.addAction(show_action)
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tray_menu.addAction(hide_action)
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tray_menu.addAction(quit_action)
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self.tray_icon.setContextMenu(tray_menu)
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self.tray_icon.show()
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# Override closeEvent, to intercept the window closing event
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# The window will be closed only if there is no check mark in the check box
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def closeEvent(self, event):
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if self.check_box.isChecked():
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event.ignore()
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self.hide()
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self.tray_icon.showMessage(
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"Tray Program",
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"Application was minimized to Tray",
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QSystemTrayIcon.Information,
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2000
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)
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if __name__ == "__main__":
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app = QApplication(sys.argv)
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mw = MainWindow()
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mw.show()
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sys.exit(app.exec())
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