Hi, I have a class java with JComboBox that work fine. The problem is that if my user do not choose an item in the JComboBox the first item is set as default and this item is get by my getSelectedItem command, my question is how to force to the user select a item.
Thanks and best regards.
Hi, I have an java class that call some JInternalFrame by clicked button, program work fine but what I want is when click new button the old JInternalFrame be closed. Im using the dispose(); but arent working. How to solve this.
Here are only three methods of my class:
Hi, I have a class that use JasperSoft Studio to generate a report, this class are generating the report without problem. The problem is that when I try to open this pdf generated I gain path unrecognized.
This is where the error occur.
The problem are in Runtime command.
Thanks in advance.