Select-class: Select widget

In termr: Modern Reactive Terminal Applications with Data Workflows

Select widget

Description

A drop-down choice. See dropdown().

Super class

Widget -> Select

Public fields

focusable

Selects can be focused.

prompt

Text shown when nothing is selected.

Active bindings

value

The selected value or NULL (reactive; sends "dropdown.changed").

choices

The choice values.

Methods

Public methods

• Select$new()

• Select$default_style()

• Select$default_bindings()

• Select$open()

• Select$action_open()

• Select$on_click()

• Select$render()

• Select$clone()

Inherited methods

• Widget$add_class()
• Widget$ancestors()
• Widget$animate()
• Widget$arrange_children()
• Widget$bind()
• Widget$bind_reactive()
• Widget$bindings()
• Widget$blur()
• Widget$capture_mouse()
• Widget$child_clip()
• Widget$clear()
• Widget$computed_style()
• Widget$content_height()
• Widget$content_width()
• Widget$focus()
• Widget$format()
• Widget$get_state()
• Widget$has_class()
• Widget$invalidate()
• Widget$invalidate_paint()
• Widget$is_displayed()
• Widget$is_enabled()
• Widget$layout_descend()
• Widget$layout_differs()
• Widget$matches()
• Widget$mount()
• Widget$on()
• Widget$paint()
• Widget$post_message()
• Widget$print()
• Widget$pseudo_states()
• Widget$query()
• Widget$query_one()
• Widget$refresh()
• Widget$release_mouse()
• Widget$remove()
• Widget$remove_children()
• Widget$remove_class()
• Widget$render_lines()
• Widget$replace()
• Widget$run_action()
• Widget$run_process()
• Widget$run_worker()
• Widget$set()
• Widget$set_interval()
• Widget$set_state()
• Widget$set_timeout()
• Widget$toggle_class()
• Widget$walk()

---

Select$new()

Create a select. See dropdown().

Usage

Select$new(
  choices,
  value = NULL,
  prompt = "Select",
  id = NULL,
  classes = NULL,
  style = NULL,
  disabled = FALSE
)

Arguments

choices

Choices.

value

Initial value.

prompt

Prompt.

id, classes, style, disabled

See Widget.

---

Select$default_style()

The built-in style.

Usage

Select$default_style()

---

Select$default_bindings()

Enter, Space and Down open the list.

Usage

Select$default_bindings()

---

Select$open()

Open the drop-down list.

Usage

Select$open()

---

Select$action_open()

Action used by the bindings.

Usage

Select$action_open()

---

Select$on_click()

Clicking opens the list.

Usage

Select$on_click(event)

Arguments

event

A MouseEvent.

---

Select$render()

The selected label and an arrow.

Usage

Select$render()

---

Select$clone()

The objects of this class are cloneable with this method.

Usage

Select$clone(deep = FALSE)

Arguments

deep

Whether to make a deep clone.

termr documentation built on Oct. 21, 2026, 5:13 p.m.