MenuItemButton
A button for use in a MenuBar or on its own, that can be activated by click or keyboard navigation.
Examples
Basic Example
- Python
import flet as ft
def main(page: ft.Page):
page.padding = 0
page.spacing = 0
bg_container = ft.Ref[ft.Container]()
def handle_color_click(e):
color = e.control.content.value
print(f"{color}.on_click")
bg_container.current.content.value = f"{color} background color"
bg_container.current.bgcolor = color.lower()
page.update()
def handle_on_hover(e):
print(f"{e.control.content.value}.on_hover")
menubar = ft.MenuBar(
expand=True,
controls=[
ft.SubmenuButton(
content=ft.Text("BgColors"),
controls=[
ft.MenuItemButton(
content=ft.Text("Blue"),
leading=ft.Icon(ft.icons.COLORIZE),
style=ft.ButtonStyle(bgcolor={ft.ControlState.HOVERED: ft.colors.BLUE}),
on_click=handle_color_click,
on_hover=handle_on_hover,
),
ft.MenuItemButton(
content=ft.Text("Green"),
leading=ft.Icon(ft.icons.COLORIZE),
style=ft.ButtonStyle(bgcolor={ft.ControlState.HOVERED: ft.colors.GREEN}),
on_click=handle_color_click,
on_hover=handle_on_hover,
),
ft.MenuItemButton(
content=ft.Text("Red"),
leading=ft.Icon(ft.icons.COLORIZE),
style=ft.ButtonStyle(bgcolor={ft.ControlState.HOVERED: ft.colors.RED}),
on_click=handle_color_click,
on_hover=handle_on_hover,
)
]
),
]
)
page.add(
ft.Row([menubar]),
ft.Container(
ref=bg_container,
expand=True,
bgcolor=ft.colors.SURFACE,
content=ft.Text("Choose a bgcolor from the menu", style=ft.TextThemeStyle.HEADLINE_LARGE),
alignment=ft.alignment.center,
)
)
ft.app(main)
Properties
autofocus
Whether this button should automatically request focus.
Defaults to False
.
clip_behavior
Whether to clip the content of this control or not.
Value is of type ClipBehavior
and defaults to ClipBehavior.NONE
.
close_on_click
Defines if the menu will be closed when the MenuItemButton
is clicked.
Defaults to True
.
content
The child control to be displayed in the center of this button.
Typically this is the button's label, using a Text
control.
focus_on_hover
Determine if hovering can request focus.
Defaults to True
.
leading
An optional control to display before the content
.
Typically an Icon
control.
overflow_axis
The direction in which the menu item expands.
If the menu item button is a descendent of MenuBar
, then this property is ignored.
Value is of type Axis
.
semantic_label
A string that describes the button's action to assistive technologies.
style
Customizes this button's appearance.
Value is of type ButtonStyle
.
trailing
An optional control to display after the content
.
Typically an Icon
control.
Events
on_blur
Fired when this button loses focus.
on_click
Fired when the button is clicked.
on_focus
Fired when the button receives focus.
on_hover
Fired when the button is hovered.