edifice.Dropdown

class edifice.Dropdown(selection=0, options=[], on_select=None, enable_mouse_scroll=True, **kwargs)

Bases: QtWidgetElement[QComboBox]

Dropdown selection widget.

• Underlying Qt Widget QComboBox

Props

All props from QtWidgetElement, plus:

Parameters:

• selection (int) – Current selection index.

• options (Sequence[str]) – Options to select from.

• on_select (Optional[Callable[[int], None]]) – Callback for when the selected index changes. The callback is passed the new selected index. This callback is called when the user changes the selection, but not when the selection prop changes.

• enable_mouse_scroll (bool) – Whether mouse scroll events should be able to change the selection.

Usage

Dropdown on the right.

dropselect, dropselect_set = use_state(0)

Dropdown(
    selection=dropselect,
    options=["Option 1", "Option 2", "Option 3"],
    on_select=dropselect_set,
)

Methods

__init__([selection, options, on_select, ...])
register_ref(reference)	Registers provided Reference to this Element.
set_key(key)	Set the key of an Element.

Attributes

children	The children of this Element.
props	The props of this Element.
underlying	The underlying QWidget, which may not exist if this Element has not rendered.