单击 JButton 并打开 file.java

Question

I have a jComoBox and JButton NewJDialog.java. How to pen A.java when i select "A" in JComboBox?

        if (jComboBox1.getSelectedItem() == "A"){
        A.java.setVisible(true);
    }
    else {
        dispose();
    }
}

Answer 1

如果您尝试打开一个文件，您可以像这样使用桌面对象。

Desktop d = Desktop.getDesktop();
d.open("your File object here");

Click JButton and open a file.java