PyDMEnumButton

class pydm.widgets.enum_button.PyDMEnumButton(parent=None, init_channel=None)

A QWidget that renders buttons for every option of Enum Items. For now three types of buttons can be rendered: - Push Button - Radio Button

Parameters

• parent (QWidget) – The parent widget for the Label

• init_channel (str, optional) – The channel to be used by the widget.

• Signals –

• ------- –

• send_value_signal (int, float, str, bool or np.ndarray) – Emitted when the user changes the value.

check_enable_state()

Checks whether or not the widget should be disable. This method also disables the widget and add a Tool Tip with the reason why it is disabled.

clear()

Remove all inner widgets from the layout

enum_strings_changed(new_enum_strings)

Callback invoked when the Channel has new enum values. This callback also triggers a value_changed call so the new enum values to be broadcasted.

Parameters

new_enum_strings (tuple) – The new list of values

handle_button_clicked(id)

Handles the event of a button being clicked.

Parameters

id (int) – The clicked button id.

items

Items to be displayed in the button group.

This property can be overridden by the items coming from the control system. Because C++ QStringList expects a list type, we need to make sure that None is never returned.

Returns

Return type

List[str]

minimumSizeHint()

This property holds the recommended minimum size for the widget.

Returns

Return type

QSize

orientation

Whether to lay out the bit indicators vertically or horizontally.

Returns

Return type

int

rebuild_layout()

Method to reorganize the top-level widget and its contents according to the layout property values.

rebuild_widgets()

Rebuild the list of widgets based on a new enum or generates a default list of fake strings so we can see something at Designer.

value_changed(new_val)

Callback invoked when the Channel value is changed.

Parameters

new_val (int) – The new value from the channel.

widgetType

The widget type to be used when composing the group.

Returns

Return type

WidgetType