Class MessageBase

Represents a base class which contains the functionality for all the message types in SfChat.

Inheritance
System.Object
MessageBase
TextMessage
Implements
Namespace: Syncfusion.XForms.Chat
Assembly: Syncfusion.SfChat.XForms.dll
Syntax
public abstract class MessageBase : BindableObject, IMessage

Constructors

MessageBase()

Initializes a new instance of the MessageBase class.

Declaration
public MessageBase()

Fields

AuthorProperty

Identifies the Author Xamarin.Forms.BindableProperty.

Declaration
public static readonly BindableProperty AuthorProperty
Field Value
Type Description
Xamarin.Forms.BindableProperty

DateTimeProperty

Identifies the DateTime Xamarin.Forms.BindableProperty.

Declaration
public static readonly BindableProperty DateTimeProperty
Field Value
Type Description
Xamarin.Forms.BindableProperty

HideAfterSelectionProperty

Identifies the HideAfterSelection Xamarin.Forms.BindableProperty.

Declaration
public static readonly BindableProperty HideAfterSelectionProperty
Field Value
Type Description
Xamarin.Forms.BindableProperty

SuggestionsProperty

Identifies the Suggestions Xamarin.Forms.BindableProperty.

Declaration
public static readonly BindableProperty SuggestionsProperty
Field Value
Type Description
Xamarin.Forms.BindableProperty

Properties

Author

Gets or sets the information about the author of a message.

Declaration
public Author Author { get; set; }
Property Value
Type Description
Author

DateTime

Gets or sets the date time details when the message was created.

Declaration
public DateTime DateTime { get; set; }
Property Value
Type Description
System.DateTime

HideAfterSelection

Gets or sets a value indicating whether the message content like card, date picker, time picker, calendar should be hidden after user selects a card, date or time from the message.

Declaration
public bool HideAfterSelection { get; set; }
Property Value
Type Description
System.Boolean

IsMessageContentHiddenAfterSelection

Gets or sets a value indicating whether the message content like card, date picker, time picker, is hidden after user selects a card, date or time from the message.

Declaration
public bool IsMessageContentHiddenAfterSelection { get; set; }
Property Value
Type Description
System.Boolean
Remarks

This property is meant for internal purposes only and should not be handled in application. Upon implementing the interface only add a getter and setter for the property without any other code logic implementation.

IsSuggestionViewHiddenAfterSelection

Gets or sets a value indicating whether suggestion view is hidden after a suggestion item is selected.

Declaration
public bool IsSuggestionViewHiddenAfterSelection { get; set; }
Property Value
Type Description
System.Boolean

Suggestions

Gets or sets the list of items to be displayed as response to a user message, the orientation of the items, its spacing and wrapping behavior. The suggestions will be displayed directly below the message as part of the message view.

Declaration
public ChatSuggestions Suggestions { get; set; }
Property Value
Type Description
ChatSuggestions
Examples

The following code example demonstrates how to add suggestions to display directly below the message as part of the message view.

using Syncfusion.XForms.Chat;
using System.Collections.ObjectModel;
using Xamarin.Forms;

namespace ChatDemo
{
public class SfChatDemo : ContentPage
{
SfChat sfChat;
ObservableCollection<object> messageCollection;


    public SfChatDemo()
    {
        sfChat = new SfChat();

        messageCollection = new ObservableCollection&lt;object>();

        ChatSuggestions suggestions = new ChatSuggestions();
        ObservableCollection&lt;Suggestion> items = new ObservableCollection&lt;Suggestion>();
        items.Add(new Suggestion() { Text = &quot;Audi&quot; });
        items.Add(new Suggestion() { Text = &quot;BMW&quot; });
        suggestions.Items = items;
        suggestions.ItemSpacing = 15;
        suggestions.Orientation = SuggestionsOrientation.Horizontal;

        TextMessage message = new TextMessage();
        message.Text = &quot;Please select your favorite car&quot;;
        message.Author = new Author() { Name = &quot;Andrea&quot;, Avatar = &quot;Andrea.png&quot; };
        message.Suggestions = suggestions;
        messageCollection.Add(message);
        sfChat.Messages = messageCollection;

        this.Content = sfChat;
    }
}



}

<?xml version = "1.0" encoding="utf-8" ?>
<ContentPage xmlns = "http://xamarin.com/schemas/2014/forms"
            xmlns:x="http://schemas.microsoft.com/winfx/2009/xaml"
            xmlns:d="http://xamarin.com/schemas/2014/forms/design"
            xmlns:mc="http://schemas.openxmlformats.org/markup-compatibility/2006"
            xmlns:sfchat="clr-namespace:Syncfusion.XForms.Chat;assembly=Syncfusion.SfChat.XForms"
            xmlns:local="clr-namespace:Chat"
            mc:Ignorable="d"
            x:Class="Chat.SfChatDemo">
    <ContentPage.BindingContext>
      <local:ViewModel x:Name="viewModel" />
    </ContentPage.BindingContext>
    <ContentPage.Content>
        <sfchat:SfChat x:Name="Sfchat">
            <sfchat:SfChat.Messages>
                <sfchat:TextMessage
                        Author="{Binding IncomingMessageAuthor,Source={x:Reference viewModel}}"
                        Suggestions="{Binding ChatSuggestions,Source={x:Reference viewModel}}"
                        Text=""Please select your favorite car">
                </sfchat:TextMessage>
            </sfchat:SfChat.Messages>
        </sfchat:SfChat>
    </ContentPage.Content>
</ContentPage>

Methods

Dispose()

Disposes the managed resources.

Declaration
public virtual void Dispose()

Implements