50 lines
2.5 KiB
Python
50 lines
2.5 KiB
Python
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# Copyright (c) <2015-Present> Tzutalin
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# Copyright (C) 2013 MIT, Computer Science and Artificial Intelligence Laboratory. Bryan Russell, Antonio Torralba,
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# William T. Freeman. Permission is hereby granted, free of charge, to any person obtaining a copy of this software and
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# associated documentation files (the "Software"), to deal in the Software without restriction, including without
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# limitation the rights to use, copy, modify, merge, publish, distribute, sublicense, and/or sell copies of the
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# Software, and to permit persons to whom the Software is furnished to do so, subject to the following conditions:
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# The above copyright notice and this permission notice shall be included in all copies or substantial portions of
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# the Software. THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR IMPLIED, INCLUDING BUT
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# NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT
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# SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF
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# CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
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# THE SOFTWARE.
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try:
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from PyQt5.QtGui import *
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from PyQt5.QtCore import *
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from PyQt5.QtWidgets import QColorDialog, QDialogButtonBox
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except ImportError:
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from PyQt4.QtGui import *
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from PyQt4.QtCore import *
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BB = QDialogButtonBox
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class ColorDialog(QColorDialog):
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def __init__(self, parent=None):
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super(ColorDialog, self).__init__(parent)
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self.setOption(QColorDialog.ShowAlphaChannel)
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# The Mac native dialog does not support our restore button.
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self.setOption(QColorDialog.DontUseNativeDialog)
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# Add a restore defaults button.
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# The default is set at invocation time, so that it
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# works across dialogs for different elements.
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self.default = None
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self.bb = self.layout().itemAt(1).widget()
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self.bb.addButton(BB.RestoreDefaults)
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self.bb.clicked.connect(self.checkRestore)
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def getColor(self, value=None, title=None, default=None):
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self.default = default
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if title:
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self.setWindowTitle(title)
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if value:
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self.setCurrentColor(value)
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return self.currentColor() if self.exec_() else None
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def checkRestore(self, button):
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if self.bb.buttonRole(button) & BB.ResetRole and self.default:
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self.setCurrentColor(self.default)
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