Widget Properties

widget

These properties apply to all widgets, and can be used anywhere!

Properties

• class: string css class name
• valign: string how to align this vertically. possible values: "fill", "baseline", "center", "start", "end"
• halign: string how to align this horizontally. possible values: "fill", "baseline", "center", "start", "end"
• vexpand: bool should this container expand vertically. Default: false
• hexpand: bool should this widget expand horizontally. Default: false
• width: int width of this element
• height: int height of this element
• active: bool If this widget can be interacted with
• tooltip: string tooltip text (on hover)
• visible: bool visibility of the widget
• style: string inline scss style applied to the widget
• css: string scss code applied to the widget
• can_target: bool make the widget targettable to pointer events.
• focusable: bool make widget focusable
• widget_name: strong custom widget name

combo_box_text

Properties

• items: vec Items displayed in the combo box
• timeout: duration timeout of the command. Default: "200ms"
• onchange: string runs when an item is selected, replacing {} with the item

expander

Properties

• name: string name of the expander
• expanded: bool sets whether it's expanded

revealer

Properties

• transition: string animation name ("slideright", "slideleft", etc.)
• reveal: bool whether the child is revealed
• duration: duration how long the transition lasts. Default: "500ms"

checkbox

Properties

• checked: bool initial checked state
• timeout: duration command timeout. Default: "200ms"
• onchecked: string command when checked
• onunchecked: string command when unchecked

color_button

Properties

• use_alpha: bool use alpha channel
• onchange: string command on color select
• timeout: duration Default: "200ms"

color_chooser

Properties

• use_alpha: bool use alpha channel
• onchange: string command on color select
• timeout: duration Default: "200ms"

scale

Properties

• flipped: bool reverse direction
• marks: string draw marks
• draw_value: bool show value
• value_pos: string where to show value ("left", "right", etc.)
• round_digits: int number of decimal places
• value: float current value
• min: float minimum value
• max: float maximum value
• timeout: duration Default: "200ms"
• onchange: string command on change (use {} for value)
• orientation: string layout direction

progress

Properties

• flipped: bool reverse direction
• value: float progress (0–100)
• orientation: string layout direction

input

Properties

• value: string set current text
• onchange: string command on change (use {} for value)
• timeout: duration Default: "200ms"
• onaccept: string command on Enter (use {} for value)
• password: bool obscure input

button

Properties

• timeout: duration Default: "200ms"
• onclick: string command on activation
• onmiddleclick: string command on middle click
• onrightclick: string command on right click

image

Properties

• path: string image file path
• image_width: int image width
• image_height: int image height
• preserve_aspect_ratio: bool keep aspect ratio
• fill_svg: string fill color for SVGs

icon

Properties

• path: string image file path
• image_width: int image width
• image_height: int image height
• preserve_aspect_ratio: bool keep aspect ratio
• fill_svg: string fill color for SVGs
• icon: string theme icon name

box

Properties

• spacing: int spacing between children
• orientation: string direction of children
• space_evenly: bool distribute children evenly

overlay

Properties

None

tooltip

Properties

None listed

scroll

Properties

• hscroll: bool allow horizontal scrolling
• vscroll: bool allow vertical scrolling
• propagate_natural_height: bool use the natural height if true

eventbox

Properties

• orientation: string layout direction
• spacing: int spacing between children
• space_evenly: bool distribute children evenly
• timeout: duration Default: "200ms"
• onscroll: string command on scroll ({} becomes direction)
• onhover: string command on hover
• onhoverlost: string command on hover exit
• cursor: string cursor type
• ondropped: string command on drop ({} is URI)
• dragvalue: string URI to drag from this widget
• dragtype: string type to drag ("file", "text")
• onclick: string command on click
• onmiddleclick: string command on middle click
• onrightclick: string command on right click
• onkeypress: string command on any key press ({} becomes the id of the key pressed)
• onkeyrelease: string command on any key release ({} becomes the id of the key released)

label

Properties

• text: string text to display
• truncate: bool truncate text
• limit_width: int max characters to show
• truncate_left: bool truncate beginning
• show_truncated: bool show truncation
• unindent: bool strip leading spaces
• markup: string Pango markup
• wrap: bool wrap text
• gravity: string text gravity
• xalign: float horizontal alignment
• yalign: float vertical alignment
• justify: string text justification
• wrap_mode: string wrap mode ("word", "char", etc.)
• lines: int max lines (−1 = unlimited)

calendar

Properties

• day: float selected day
• month: float selected month
• year: float selected year
• show_heading: bool show heading
• show_day_names: bool show day names
• show_week_numbers: bool show week numbers
• onclick: string command with {0}, {1}, {2} for day/month/year
• timeout: duration Default: "200ms"

stack

Properties

• selected: int child index
• transition: string animation name

flowbox

Properties

• orientation: string layout direction
• space_evenly: bool distribute children evenly
• onaccept: string command on Enter (use {} for selected widget's name)
• selection_model: string selection model