Results 1 to 5 of 5
Hybrid View
-
12th April 2009 16:34 #1
Èçâèêâàíå íà Applet ot Swing Forma
Êàê ìîæåì äà èçâèêàìå Java applet îò Swing ôîðìà.
Ïðèìåðíî :
Íàìèðàñå ñå âúâ Âõîäíà Swing Ôîðìà ,êîÿòî àêî å íàòèñíàò áóòîíà TeacherBase.
Èçáèâà òàÿ ãðåøêà :else if(button.equals(TeacherBase)) {
new TeachersFrame().init();
this.dispose();
}
 Applet context ñå èçïèñâà àêòóàëíèÿ ÷àñ ñúñ ïîìîùòà íà Ìíîãîíèøêîâà íèøêà.Exception in thread "Thread-3" java.lang.NullPointerException
at java.applet.Applet.getAppletContext(Unkn own Source)
-
13th April 2009 17:09 #2Registered User
Join Date: Apr:2009
Location: Áúëãàðåíå
Posts: 243
Àìè ïîïðèíöèï òàêà ñå âèêà. Íî ÿâíî ñè çàáðàâèë íÿêúäå íåùî. Àêî äàäåø êîäà, ùå ãî ïîãëðäíà.
-
13th April 2009 20:49 #3
Ïðîåêò å ùå òè äàì ,ñàìî ÷àñò îò êîäà ,÷å èíà÷å îòèäå.
Code:@Override public void actionPerformed(ActionEvent act) { JButton button = (JButton)act.getSource(); if(button.equals(cancelButton)) { //this.cancelButton.setBackground(Color.RED); this.dispose();//Close the Window; } else if(button.equals(chatButton)) { new Login(); this.dispose(); } else if(button.equals(TeacherBase)) { new TeachersFrame().init(); this.dispose(); } }Code:public void init() { datimeThread = new Thread(this); datimeThread.start(); initGUI(); try { //List<Person> persons = (List<Person>)PersonManager.findByName("zsfdsd"); List<Teacher> customers = (List<Teacher>)TeacherManager.findByName("%"); ((TeacherTableDataModel)personstable.getModel()).addCustomers(customers); } catch(DataAccessException e) { JOptionPane.showMessageDialog(this, e.getMessage()); } }
-
14th April 2009 00:39 #4Registered User
Join Date: Apr:2009
Location: Áúëãàðåíå
Posts: 243
Âñè÷êî õóáàâî, íî íå òóê ñå õâàùà Exception-a. Òóê õøàùàø ñàìî DataAccessException.
À ïîëó÷àøàø NullPointer. Âèæ êúäå íå ñè ãî õâàíàë, è áèõ òè ïðåïîðú÷àë äà ïîãëåäíåø API íà java.lang.Exception, è äà ïèøåø ìàëêî ïî òî÷íè ñúîáùåíèÿ.
Àêî èñêàø ìîæå äà ãî ðàçãëåäàìå â Gobby. Àêî íå, ìè äàé ìÿñòîòî êúäåòî ñå ñëó÷âà Exception-a
-
14th April 2009 18:31 #5
Óæ çà óëåñíåíèå ,íî åòî ùå êà÷à è äâåòå ôîðìè ,àêî íå ñà äîñòàòú÷íè ùå êà÷à è öåëèÿ ïðîåêò.
Example.rar




Reply With Quote
Lenovo ThinkPad 15 èëè IdeaPad 15
5th May 2023, 22:16 in Ìîáèëíè êîìïþòðè