How to change highlighting color in Java Swing TextArea? And also, change the beginning of text corresponding to the highlighting location

Question

Problem 1: BY using defaulthighlighter, I can make the focused lines change to blue. Now I want to change it to other colors. Do anyone know how to change this param

Answer 1

To solve 2) Use modelToView to get point of the first selected row. Then use scrollRectToVisible using the Point (NOTE: height of the rectangle must be your viewport height).