Space « JTextField « Java Swing Q&A

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1. Control space,numbers,special charaters,String in JTextfield in Java Swing    stackoverflow.com

I have two textfield in my swing component. In one text field i need to have only numbers (no string,empty spaces,special charaters allowed) and in another textfield i need to have only ...

2. Prevent spaces from being accepted in a JTextField    coderanch.com

3. Spaces into a JtextField    coderanch.com

Hello, I would like to know how to count the number of spaces in a JTextField which is limited in characters. For example, if I have a textField limited to 6 characters and I type the letter A , it should return me: A + 5 space because otherwise I'm forced to enter them manually. How can i implement that please? ...

4. Waste Space & Text Field    java-forums.org

I have 2 problem in my program (source code is attached):- 1. When I run my program then I have lot of space at top,bottom,left & right space which I don't want at all. 2. Text Field size is not set (I dont' want to use fill=BOTH for text fields) Plz modify my source with solution of my problem then return ...