AppPopupMenu<T> class abstract

Abstract class to create a customized PopupMenuButton.

Constructors

AppPopupMenu({Key? key, List<T>? items, PopupMenuItemBuilder<T>? itemBuilder, T? initialValue, PopupMenuItemSelected<T>? onSelected, PopupMenuCanceled? onCanceled, String? tooltip, double? elevation, EdgeInsetsGeometry? padding = const EdgeInsets.all(8), Widget? child, Widget? icon, Offset? offset = Offset.zero, bool? enabled = true, ShapeBorder? shape, Color? color, bool? captureInheritedThemes = true})

Supply all the properties to instantiate a custom PopupMenuButton.

Properties

captureInheritedThemes ↔ bool?

Use inherited themes if set to true.

getter/setter pair

child ↔ Widget?

If provided, child is the widget used for this button

getter/setter pair

color ↔ Color?

If provided, the background color used for the menu.

getter/setter pair

context ↔ BuildContext?

The BuildContext to be used.

getter/setter pair

elevation ↔ double?

The z-coordinate at which to place the menu when open. This controls the size of the shadow below the menu.

getter/setter pair

enabled ↔ bool?

Whether this popup menu button is interactive.

getter/setter pair

hashCode → int

The hash code for this object.

no setter, inherited

icon ↔ Widget?

If provided, the icon is used for this button

getter/setter pair

initialValue → T?

The value of the menu item, if any, that should be highlighted when the menu opens.

final

itemBuilder → PopupMenuItemBuilder<T>?

The item builder if no List is available.

final

items → List<T>?

List of menu items to appear in the popup menu.

final

key → Key?

final

menuItems → List<PopupMenuItem<T>>

override in subclass

no setter

offset ↔ Offset?

The offset applied to the Popup Menu Button.

getter/setter pair

onCanceled ↔ PopupMenuCanceled?

todo: Shouldn't these all be final? Called when the user dismisses the popup menu without selecting an item.

getter/setter pair

onSelected → PopupMenuItemSelected<T>?

Called when a menu item is selected.

final

padding ↔ EdgeInsetsGeometry?

Matches IconButton's 8 dps padding by default. In some cases, notably where this button appears as the trailing element of a list item, it's useful to be able to set the padding to zero.

getter/setter pair

popupMenuButton → Widget

no setter

runtimeType → Type

A representation of the runtime type of the object.

no setter, inherited

shape ↔ ShapeBorder?

If provided, the shape used for the menu.

getter/setter pair

tooltip ↔ String?

Text that describes the action that will occur when the button is pressed.

getter/setter pair

Methods

buttonMenu({Key? key, List<T>? items, PopupMenuItemBuilder<T>? itemBuilder, T? initialValue, PopupMenuItemSelected<T>? onSelected, PopupMenuCanceled? onCanceled, String? tooltip, double? elevation, EdgeInsetsGeometry? padding, Widget? child, Widget? icon, Offset? offset, bool? enabled, ShapeBorder? shape, Color? color, bool? captureInheritedThemes}) → Widget

errorSnackBar() → void

Provides an error message in a Android's Snack Bar panel.

noSuchMethod(Invocation invocation) → dynamic

Invoked when a nonexistent method or property is accessed.

inherited

onCancellation() → void

override in subclass

onCaptureInheritedThemes() → bool?

override in subclass

onChild() → Widget?

override in subclass

onColor() → Color?

override in subclass

onElevation() → double?

override in subclass

onEnabled() → bool?

override in subclass

onIcon() → Widget?

override in subclass

onInitialValue() → T?

override in subclass

onItemBuilder(BuildContext context) → List<PopupMenuEntry<T>>

override in subclass

onItems() → List<T>?

override in subclass

onOffset() → Offset?

override in subclass

onPadding() → EdgeInsetsGeometry?

override in subclass

onSelection(T value) → void

override in subclass

onShape() → ShapeBorder?

override in subclass

onTooltip() → String?

override in subclass

toString() → String

A string representation of this object.

inherited

Operators

operator ==(Object other) → bool

The equality operator.

inherited