How to create custom alert dialog in android?

Question

I am developing a sample app.I am able to show alert on button click having some tittle and button .But now I want to show a pop up window having username (Label)

Answer 1

You can make a normal activity and set the android:theme to dialog:

and in your xml file for this activity you can decide the height and width of this dialog field. For example:

The important thing is the manifest part.