您应该看一看的建筑自定义对话框的。在Android中，一个对话框通常在弹出窗口的形式。你也可以用活动做到这一点，并应用对话的主题为它（在此链接提到）。

You should take a look at building custom dialogs. In Android, a Dialog is typically in the form of a popup window. You can also do this with an Activity and apply the Dialog theme to it (mentioned in this link).