I am experimenting with the JOptionPane. However, it keeps setting the z-order of the input dialog underneath my IDE, with no notification on the start menu that a dialog is even there. Is there any way to set options for it to appear at the top of the z-order, or perhaps even system modally?

Also, is there any way to limit the types of characters that can be entered into the text box of the input dialog, such as numeric types only? JOptionPane dialogs are always modal. There is no issue here. You will find your input dialog positioned in the center of the underlying JFrame thisif you use it like this:. In order to format and control the JTextField for your input, you should create your own JDialog, which is fairly easy and use JFormattedTextField inside with whatever restrictions you need.

You have two options when it comes to limiting the input to certain types of chars etc. Either roll your own JDialog as mentioned, or validate the input once it's sent from the JOptionPane.

converting input from a JOptionPane InputDialog to char

How to Make Dialogs. The JOptionPane dialog joptionpane.showinputdialog for char be modal with respect to your Java application or Applet. It will not be modal with respect to your IDE. Look at the arguments to JOptionPane. Notice that the message argument is an Object not a 1914 stock market closed. When you pass a StringJOptionPane will display it as a prompt a JLabel followed by a JTextField.

However, you can also pass a JComponent or an array of JComponent. When you do this, the JOptionPane will display your components instead of the default JLabel and JTextField. To limit the inputs to just digits you would supply a JLabel for the prompt and a JFormattedTextField with an InputVerifier.

JavaLoby has a decent, quick overview of JFormattedTextField with MaskFormatter. You could try using the.

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Converting a String into a Char for this JOptionPane program - Stack Overflow

Log In Sign Up. Join the Stack Overflow Community. Stack Overflow is a community of 7. Join them; it only takes a minute: Thanks for the help. Bart Kiers k 25 TurtleToes 2 8 You will find your input dialog positioned in the center of the underlying JFrame thisif you use it like this: Oskar Lund 1 8.

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