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# Copyright (C) 2023 The Qt Company Ltd.
# SPDX-License-Identifier: LicenseRef-Qt-Commercial OR BSD-3-Clause
from __future__ import annotations
from PySide6.QtCore import QObject, Signal
class VariantDataSet(QObject):
itemsAdded = Signal(int, int)
dataCleared = Signal()
def __init__(self):
super().__init__()
self._variantData = []
def clear(self):
for item in self._variantData:
item.clear()
del item
self._variantData.clear()
self.dataCleared.emit()
def addItem(self, item):
self._variantData.append(item)
addIndex = len(self._variantData)
self.itemsAdded.emit(addIndex, 1)
return addIndex
def addItems(self, itemList):
newCount = len(itemList)
addIndex = len(self._variantData)
self._variantData.extend(itemList)
self.itemsAdded.emit(addIndex, newCount)
return addIndex
def itemList(self):
return self._variantData
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