def hide_items_in_layout(
layout: QtWidgets.QLayout
):
"""Hides all items within a Qt-layout
"""
for i in range(layout.count()):
item = layout.itemAt(i)
if type(item) == QtWidgets.QWidgetItem:
item.widget().hide()
def clear_layout(
layout: QtWidgets.QLayout
):
"""Clears all widgets within a layout
"""
while layout.count():
child = layout.takeAt(0)
if child.widget() is not None:
child.widget().deleteLater()
elif child.layout() is not None:
clear_layout(child.layout())
def insertWidget(layout: QLayout, position: int, widget: QWidget, label: str = ""):
"""Add widget to arbitrary layout at position, with optional label."""
if position < 0:
position = layout.count() + position + 1
if isinstance(layout, QFormLayout):
layout.insertRow(position, label, widget)
else:
layout.insertWidget(position, widget)
if label:
label_widget = QLabel(label)
label_widget.setAlignment(Qt.AlignVCenter | Qt.AlignRight)
layout.insertWidget(position, label_widget)
def clearLayout(layout: QLayout) -> None:
if layout.count() == 0:
return
item: QLayoutItem = layout.takeAt(0)
while item is not None:
if item.widget() is not None:
item.widget().deleteLater()
elif item.layout() is not None:
item.layout().deleteLater()
item = layout.takeAt(0)
def get_widgets_in_layout(
layout: QtWidgets.QLayout
):
"""Returns a list of all widgets within a layout
"""
return (layout.itemAt(i) for i in range(layout.count()))