InlineKeyboardButton class

This object represents one button of an inline keyboard. You must use exactly one of the optional fields.

Constructors

InlineKeyboardButton({required String text, String? url, LoginURL? loginUrl, String? callbackData, String? switchInlineQuery, String? switchInlineQueryCurrentChat, CallbackGame? callbackGame, bool? pay, WebAppInfo? webApp, SwitchInlineQueryChosenChat? switchInlineQueryChosenChat})

This object represents one button of an inline keyboard.

const

InlineKeyboardButton.fromJson(Map<String, dynamic> json)

Creates an InlineKeyboardButton from JSON object

factory

Properties

callbackData → String?

Optional. Data to be sent in a callback query to the bot when button is pressed, 1-64 bytes

final

callbackGame → CallbackGame?

Optional. Description of the game that will be launched when the user presses the button.

final

hashCode → int

The hash code for this object.

no setter, inherited

loginUrl → LoginURL?

Optional. An HTTP URL used to automatically authorize the user. Can be used as a replacement for the Telegram Login Widget.

final

pay → bool?

Optional. Specify True, to send a Pay button.

final

runtimeType → Type

A representation of the runtime type of the object.

no setter, inherited

switchInlineQuery → String?

Optional. If set, pressing the button will prompt the user to select one of their chats, open that chat and insert the bot's username and the specified inline query in the input field. Can be empty, in which case just the bot's username will be inserted.

final

switchInlineQueryChosenChat → SwitchInlineQueryChosenChat?

Optional. If set, pressing the button will prompt the user to select one of their chats of the specified type, open that chat and insert the bot's username and the specified inline query in the input field

final

switchInlineQueryCurrentChat → String?

Optional. If set, pressing the button will insert the bot's username and the specified inline query in the current chat's input field. Can be empty, in which case only the bot's username will be inserted.

final

text → String

Label text on the button

final

url → String?

Optional. HTTP or tg:// url to be opened when button is pressed

final

webApp → WebAppInfo?

Optional. Description of the Web App that will be launched when the user presses the button. The Web App will be able to send an arbitrary message on behalf of the user using the method answerWebAppQuery. Available only in private chats between a user and the bot.

final

Methods

noSuchMethod(Invocation invocation) → dynamic

Invoked when a nonexistent method or property is accessed.

inherited

toJson() → Map<String, dynamic>

Converts an InlineKeyboardButton to JSON object

toString() → String

A string representation of this object.

inherited

Operators

operator ==(Object other) → bool

The equality operator.

inherited