|
#!/usr/bin/env python3 |
|
# -*- coding: utf-8 -*- |
|
|
|
|
|
"""qColorButton, use to configure colors, opens QColorDialog when clicked.""" |
|
|
|
|
|
from PyQt5.QtCore import pyqtSignal |
|
|
|
from PyQt5.QtGui import QColor, QPixmap, QIcon |
|
|
|
from PyQt5.QtWidgets import QColorDialog, QToolButton |
|
|
|
|
|
class qColorButton(QToolButton): |
|
|
|
"""Button, which is used for configuring colors.""" |
|
|
|
colorChanged = pyqtSignal(QColor) # Emit after current color has changed |
|
|
|
def __init__(self, parent=None, color="#000", *args): |
|
"""Init class of qColorButton.""" |
|
super(qColorButton, self).__init__(parent=None, *args) |
|
self.setColor(color if isinstance(color, QColor) else QColor()) |
|
self.color, self.get_color = color, self.getColor |
|
self.clicked.connect(self._onClicked) |
|
|
|
def getColor(self): |
|
"""Return current selected color.""" |
|
return self.color |
|
|
|
def setColor(self, color): |
|
"""Set a Color. Update button icon.""" |
|
self.color = color |
|
c = self.color |
|
texts = ( |
|
"HEXA #%02x%02x%02x%02x" % ( |
|
c.red(), c.green(), c.blue(), c.alpha()), |
|
"RGBA %d, %d, %d, %d" % ( |
|
c.red(), c.green(), c.blue(), c.alpha())) |
|
self.setText(texts[0]) |
|
self.setToolTip("<b>" + "\n".join(texts)) |
|
pixmap = QPixmap(self.iconSize()) |
|
pixmap.fill(self.color) |
|
self.setIcon(QIcon(pixmap)) |
|
self.colorChanged.emit(self.color) |
|
|
|
def _onClicked(self): |
|
"""Button has been clicked. Show dialog and update color.""" |
|
color = QColorDialog.getColor() |
|
if color.isValid(): |
|
self.setColor(color) |
|
|
|
|
|
if __name__ in "__main__": |
|
from PyQt5.QtWidgets import QApplication |
|
app = QApplication([]) |
|
numberPad = qColorButton(None, "#bebe") |
|
numberPad.show() |
|
exit(app.exec_()) |
