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Textfield 14 Years Ago by star_lavender … first, then textfield B and textfield C can be filled either one. If textfield B is filled, then for example (textfield A * textfield B), the…;/td> [/CODE] This doesn't work because since the textfield A is filled out first, then the rest two textfields… textField/ button/ textArea 14 Years Ago by Java_90 …awt.*; import java.awt.event.*; import javax.swing.*; public class TextField extends JPanel implements ActionListener { protected JTextField tf; protected JTextArea textArea…; private final static String newline = "\n"; public TextField() { JFrame f = new JFrame("Text Field"); JButton … Re: TextField cannot set & null pointer 16 Years Ago by k2k …, as in you have not initialized them with "new TextField()". He wasn't referring to them being empty. The… class Reader extends Frame implements ActionListener { private Emprec employee; private TextField recordNumF, nameF, addressF, hoursF, rateF, sexF, ageF, fedF, stateF, grossF… Re: TextField cannot set & null pointer 16 Years Ago by masijade … [code] private void addField(String label, TextField field) { ... field = new TextField(); ... } [/code] will only create a TextField within the local method, and as… as the method is done, the TextField is unreachable and will be GCed. And, the textfield, is never associated with the instance… TEXTFIELD won't show up. Y? 12 Years Ago by iciaguevara … help me with the txtQty TextField. import java.awt.*; import java… lblTotal; JRadioButton radApple, radOrange, radPomelo; TextField txtQty; JTextArea txtScreen; Button btnDone, btnPrint…,50); add(txtQty=new TextField("1",2)); … Re: TEXTFIELD won't show up. Y? 12 Years Ago by radhakrishna.p … set boundaries lblQty.setBounds(70,220,70,30); and for textfield of quantity txtQty.setBounds(150,220,70,30); i think… these 2 might the problem for not displaying the textfield in your code let me know status as well as… textfield data in coldfusion form 17 Years Ago by tiredntroubled …, they will then be udpating the record). I want one textfield to have data coming from the database, when the record… name="textfield1" type="text" class="textfield" value="query.name"> [/code] If someone… TextField validation 14 Years Ago by famida how to validation of textfield in java using netbeans IDE 5.5 i have done with validating the length of Textfield i need for number like if text values is number then i want a message to b displayed please help........... Textfield empty after submitting the form 13 Years Ago by bavenbabu i am a new to php.i am having a trouble that whenever i typed a wrong username in the textfield the field goes blank after its submission...I need the field values there such i need not want to insert the textfield value again.so how can i avoid such problem...i appreciate any help... Re: Textfield empty after submitting the form 13 Years Ago by bavenbabu … trouble that whenever i typed a wrong username in the textfield the field goes blank after its submission...I need the… values there such i need not want to insert the textfield value again.so how can i avoid such problem...i… Re: TextField cannot set & null pointer 16 Years Ago by k2k … like the problem though. below is how i assigned the TextField. [code] public class Reader extends Frame implements ActionListener { private Emprec… employee; private TextField recordNumF, nameF, addressF, hoursF, rateF, sexF, ageF, fedF, stateF, grossF… Re: TextField cannot set & null pointer 16 Years Ago by Ezzaral masijade means that the TextField variables themselves might be null, as in you have not initialized them with "new TextField()". He wasn't referring to them being empty. The code you posted above doesn't really answer that question, because you didn't post the addField() method code. Re: TextField validation 14 Years Ago by peter_budo … and command line. Nevertheless, once you read value of the textfield as string then use either Double or Integer method for… TextField cannot set & null pointer 16 Years Ago by k2k …. however i couldn't get them to appear in the TextField [code] 1 bob 23 pond street 40.0 32.3… Textfield Value 14 Years Ago by ashish22343 I have a problem, I want to change the value of the textfield dynamically, Like,I have a form with its values set at the start( using database) , but when i update the form and redirect to the same form with same text fields,I have to set that value changed again..and if i set that, The next time i login, it obviously would return null! Textfield Value 14 Years Ago by ashish22343 … a problem, I want to change the value of the textfield dynamically, Like,I have a form with its values set… Textfield data to another class 14 Years Ago by subrat_p … want to get the data what I put into the textfield to this class and get student name from database and… Textfield as alert is possible in j2me?? 13 Years Ago by abhijeet P … all, I just want to know if we can pass textfield as alert in J2ME. for e.g. I have a… textfield and button help 13 Years Ago by thumbcop Hi, I'm trying to code a PHP page with a textfield, a button and one link, every time I click in the button the value is added(sum) to a variable and when I click the link I can see the value of this variable somewhere in the page. please help! many thanks!!! Re: textfield and button help 13 Years Ago by thumbcop [QUOTE=thumbcop;1747614]I'm trying to code a PHP page with a textfield, a button and one link, every time I click in the button the value is added(sum) to a variable and when I click the link I can see the value of this variable somewhere in the page. [/QUOTE] can anyone do this code please? Re: textfield and button help 13 Years Ago by thumbcop … still doesn't work, I keep entering 1 in the textfield and the value doesn't increase... Re: TextField 15 Years Ago by coud_ren_26 …bInquiry); add(mDeposit); add(mWithdraw); add(textField); JComponent buttonPane = createButtonPanel(); } JComponent … { ?????????????????????????? } else { JOptionPane.showMessageDialog(textField, "The transaction will now close. … Re: TextField 15 Years Ago by harsh2327 [code=java] TextField abc = new TextField(); String text = abc.getText(); try { int num = Integer.parseInt(text); } catch(NumberFormatException e) { } [/code] Re: Textfield 14 Years Ago by Taywin Your question is a bit obscure. What type of value are you expecting a user to enter? What would you do if a user enter value in text 'A' and 'B', and then delete the value in text 'A' afterward? Do you want it to recompute all the time? Please be more clear when you ask a question in the future. You need to think more about 'what if' and ask them … Re: Textfield 14 Years Ago by star_lavender Hi, Taywin. Thanks for the reply and advices. I will try to think more after this before I start to implement my project. Thanks again for your help and the coding is really work for me and you are right because I have to think more for what things will happen to textfieldA. So what should I do if the user change the value at textfieldA since all … Re: Textfield 14 Years Ago by Taywin It all depends on your preference. For me, I would add a button call 'compute' instead of using event 'onkeyup'. Then the computation will become easier. I would delete both values in textB and textC if a user enter invalid value to textA. I would also delete both textB and textC value if a user enter values in all textA, textB, and textC. Just a … Re: textfield to simplify output as bullet list 12 Years Ago by adishardis … someone finds this thread, this is how i echo a textfield in mysql as a bulletlist. The text have semicolons where… Re: TextField text change on click 12 Years Ago by StefanRafa0 look i have notes program and i want at the textfield for name to write "Enter name" and in noteArea to write "Place some notes" and when you will click on one of theese to disapear and you continue writing so its not for online purposes hope you understand what i mean .. trying to set textfield to null Before typing 14 Years Ago by nutihu …frame.add(label,gbc); /*add a textfield to frame*/ textfield = new JTextField(15); gbc.gridx … 1; frame.add(textfield,gbc); textfield.setText("0"); textfield.addActionListener(this); /*add… Re: trying to set textfield to null Before typing 14 Years Ago by nutihu …frame.add(label,gbc); /*add a textfield to frame*/ textfield = new JTextField(15); gbc.gridx … 1; frame.add(textfield,gbc); textfield.setText("0"); textfield.addActionListener(this); /*add…