pyqtgraph/examples/ColorButton.py
Ogi Moore 4951bd743e
Replace main stanza with PyQt6 compatable variant (#1645)
* Replace main stanza with PyQt6 compatable variant

* Use fn.mkQApp instead

* remove needless comments
2021-03-22 11:17:12 -07:00

31 lines
742 B
Python

# -*- coding: utf-8 -*-
"""
Simple example demonstrating a button which displays a colored rectangle
and allows the user to select a new color by clicking on the button.
"""
import initExample ## Add path to library (just for examples; you do not need this)
import pyqtgraph as pg
from pyqtgraph.Qt import QtCore, QtGui
import numpy as np
app = pg.mkQApp("ColorButton Example")
win = QtGui.QMainWindow()
btn = pg.ColorButton()
win.setCentralWidget(btn)
win.show()
win.setWindowTitle('pyqtgraph example: ColorButton')
def change(btn):
print("change", btn.color())
def done(btn):
print("done", btn.color())
btn.sigColorChanging.connect(change)
btn.sigColorChanged.connect(done)
if __name__ == '__main__':
pg.mkQApp().exec_()