我正在尝试显示一张卡片(或链接列表)给我的Skype、Slack或Messenger用户,其中包括一些postBack操作。
Herocard工作得很好,它们用文本显示按钮,如本例所示:
IMessageActivity replyMessage = context.MakeMessage();
replyMessage.Attachments.Add(
new HeroCard
{
Subtitle = "Settings",
Buttons = new List<CardAction> {
new CardAction(ActionTypes.ImBack, $"Spell-check {spellcheckst}", value: $"Set Spell-check setting {spellcheckst}", text: $"Spell-check {spellcheckst}", displayText: $"Spell-check {spellcheckst}"),
new CardAction(ActionTypes.ImBack, $"Small-talk {smalltalkst}", value: $"Set Small-talk setting {smalltalkst}", text: $"Small-talk {smalltalkst}", displayText: $"Small-talk {smalltalkst}")
}
}.ToAttachment()
);
await context.PostAsync(replyMessage);但是按钮占用了大量的屏幕房地产,很多时候它们的标题都被删减了。
是否有一种不显示按钮而触发postBack或imBack卡操作的方法。下面是一个示例场景,当用户请求帮助时,Bot将显示命令列表:
“试试看我”的链接会和上面的按钮一样,postBack到机器人。
这有可能做到吗?
谢谢
发布于 2017-12-07 12:58:23
事实上,大按钮名会造成一个问题,它看起来就像陌生的卡片。取而代之的是,你可以用旋转木马卡来代替它。将下面的代码放在您的对话框中并检查。我正在做这件事,而且它在起作用。
public Task StartAsync(IDialogContext context)
{
context.Wait(MessageReceivedAsync);
return Task.CompletedTask;
}
public virtual async Task MessageReceivedAsync(IDialogContext context, IAwaitable<IMessageActivity> result)
{
var reply = context.MakeMessage();
reply.AttachmentLayout = AttachmentLayoutTypes.Carousel;
reply.Attachments = GetCardsAttachments();
await context.PostAsync(reply);
context.Wait(this.MessageReceivedAsync);
}
private static IList<Attachment> GetCardsAttachments()
{
return new List<Attachment>()
{
GetHeroCard(
"Add a webpage",
"",
"",
new CardImage(url: "https://cdn.dribbble.com/users/22691/screenshots/1958250/attachments/340010/Button_800x600.gif?sz=328"),
new CardAction(ActionTypes.ImBack, "Add a webpage", value: "Add a webpage")),
GetHeroCard(
"delete a webpage",
"",
"",
new CardImage(url: "https://cdn.dribbble.com/users/22691/screenshots/1958250/attachments/340010/Button_800x600.gif?sz=328"),
new CardAction(ActionTypes.ImBack, "delete a webpage", value: "delete a webpage")),
GetHeroCard(
"Display help",
"",
"",
new CardImage(url: "https://cdn.dribbble.com/users/22691/screenshots/1958250/attachments/340010/Button_800x600.gif?sz=328"),
new CardAction(ActionTypes.ImBack, "Display help", value: "Display help")),
GetHeroCard(
"etc",
"",
"",
new CardImage(url: "https://cdn.dribbble.com/users/22691/screenshots/1958250/attachments/340010/Button_800x600.gif?sz=328"),
new CardAction(ActionTypes.ImBack, "etc", value: "etc")),
};
}
private static Attachment GetHeroCard(string title, string subtitle, string text, CardImage cardImage, CardAction cardAction)
{
var heroCard = new HeroCard
{
Title = title,
Subtitle = subtitle,
Text = text,
Images = new List<CardImage>() { cardImage },
Buttons = new List<CardAction>() { cardAction },
};
return heroCard.ToAttachment();
}我希望这能帮助你解决你的问题。
下面是供您参考的屏幕截图。

发布于 2017-12-07 19:07:13
使用按钮,您可以将标题设置为显示文本,并将值设置为回发所需的值。然后,你可以在按钮上方放上一小块文字,上面写着“点击任意一个按钮来尝试”。
我在信使中使用这种方法,使我的按钮文本简短,但按钮的“有效载荷”(或值)设置为更丰富的描述。其次,该值不显示给用户,而是由消息活动的通道数据部分中的框架接收。
https://stackoverflow.com/questions/47688102
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