The webview can be opened from:
- The persistent menu
- A URL button inside a message, including the generic template.
- A Chat Extension provided by your bot
In each of these instances, you can specify how the webview should look and behave.
If your app uses the Messenger Extensions described in this section, remember to set the
messenger_extensions parameter to
true in the menu item or button you are invoking it from!
Each of the entry points aboves offers a choice of height: either
Controlling the Dialog Title
As per usual, your page's
title tag determines the large title displayed at the top of the webview screen in Messenger.
<html> <head> <title>Select Criteria</title> </head> ... </html>