PopupMenuButton
An icon button which displays a menu when clicked.
Examples
PopupMenuButton
- Python
import flet as ft
def main(page: ft.Page):
def check_item_clicked(e):
e.control.checked = not e.control.checked
page.update()
pb = ft.PopupMenuButton(
items=[
ft.PopupMenuItem(text="Item 1"),
ft.PopupMenuItem(icon=ft.icons.POWER_INPUT, text="Check power"),
ft.PopupMenuItem(
content=ft.Row(
[
ft.Icon(ft.icons.HOURGLASS_TOP_OUTLINED),
ft.Text("Item with a custom content"),
]
),
on_click=lambda _: print("Button with a custom content clicked!"),
),
ft.PopupMenuItem(), # divider
ft.PopupMenuItem(
text="Checked item", checked=False, on_click=check_item_clicked
),
]
)
page.add(pb)
ft.app(target=main)
PopupMenuButton
Properties
bgcolor
The menu's background color.
clip_behavior
The content
will be clipped (or not) according to this option. See Container.clip_behavior
for possible values.
Default value is ClipBehavior.NONE
.
content
A Control
that will be displayed instead of "more" icon.
elevation
The menu's elevation when opened. Defaults to 8
.
enable_feedback
Whether detected gestures should provide acoustic and/or haptic feedback. On Android, for example, setting this to True
produce a click sound and a long-press will produce a short vibration.
Defaults to True
.
icon
If provided, an icon to draw on the button.
icon_color
The icon
's color.
icon_size
The icon
's size.
items
A collection of PopupMenuItem
controls to display in a dropdown menu.
menu_position
Defines position of the popup menu relative to the button. Value can either be PopupMenuPosition.OVER
(default) or PopupMenuPosition.UNDER
.
padding
A collection of PopupMenuItem
controls to display in a dropdown menu. Defaults to padding.all(8.0)
.
See Container.padding
for possible values.
shadow_color
The color used to paint the shadow below the menu.
shape
The menu's shape. See FloatingActionButton.shape
for possible values.
The default shape is a CircleBorder
with a radius of 10.0
.
splash_radius
The splash radius.
surface_tint_color
The color used as an overlay on color to indicate elevation.
PopupMenuButton
Events
on_cancelled
on_cancelled
Called when the user dismisses/cancels the popup menu without selecting an item.
Deprecated (renamed) since version 0.22.0 and will be removed in version 1.0. Use on_cancel
instead.
on_cancel
Called when the user dismisses/cancels the popup menu without selecting an item.
on_open
Called when the popup menu is shown.
PopupMenuItem
Properties
check
If set to True
or False
a menu item draws a checkmark.
content
A Control
representing custom content of this menu item. If specified, then both icon
and text
properties are ignored.
height
The minimum height of this menu item. Defaults to 40
.
icon
An icon to draw before the text label of this menu item.
mouse_cursor
The cursor to be displayed when a mouse pointer enters or is hovering over this control.
See MouseCursor
for possible values.
padding
The padding of this menu item. Note that the height
value of this menu item may influence the applied padding. For example, If a height
greater than the height of the sum of the padding and a content
is provided, then the padding's effect will not be visible.
Defaults to padding.symmetric(horizontal=12)
. See Container.padding
for possible values.
text
The text label of this menu item.
PopupMenuItem
Events
on_click
Called when a user clicks a this menu item.