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MenuItemButton

A button for use in a MenuBar or on its own, that can be activated by click or keyboard navigation.

Examples​

Live example

Basic Example​

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.