class TransformationParameterWidget(QWidget):
"""
TransformationParameterWidget
"""
def __init__(self):
super(TransformationParameterWidget, self).__init__()
self.cancelButton = QPushButton("Cancel")
self.cancelButton.clicked.connect(self.cancelButtonClicked)
self.applyButton = QPushButton("Apply")
self.applyButton.clicked.connect(self.applyButtonClicked)
self.mainLayout = QGridLayout()
self.mainLayout.setSpacing(0)
self.mainLayout.setContentsMargins(0, 0, 0, 0)
self.widget = QWidget()
self.widget.setLayout(self.mainLayout)
self.showControls(False)
self.transformationWidget = None
layout = QGridLayout()
layout.setAlignment(Qt.AlignTop)
layout.addWidget(self.widget, 0, 0, 1, 2)
layout.addWidget(self.cancelButton, 1, 0)
layout.addWidget(self.applyButton, 1, 1)
self.setLayout(layout)
def setTransformationTool(self, transformationTool):
self.transformationTool = transformationTool
self.cleanUpTransformWidget()
self.transformationWidget = self.transformationTool.getParameterWidget()
self.mainLayout.addWidget(self.transformationWidget)
self.showControls(True)
@Slot()
def cancelButtonClicked(self):
"""
Cancels the transform and hides the apply / cancel buttons
"""
self.showControls(False)
self.cleanUpTransformWidget()
self.transformationTool.cancelTransform()
self.transformationTool.cleanUp()
self.transformationTool = None
@Slot()
def applyButtonClicked(self):
"""
Applies the transform and hides the apply / cancel buttons
"""
self.showControls(False)
self.cleanUpTransformWidget()
self.transformationTool.applyTransform()
self.transformationTool.cleanUp()
self.transformationTool = None
def showControls(self, show):
self.widget.setVisible(show)
self.applyButton.setVisible(show)
self.cancelButton.setVisible(show)
def cleanUpTransformWidget(self):
item = self.mainLayout.takeAt(0)
if item:
item.widget().deleteLater()
