Sams Teach Yourself Java™ in 24 Hours (Covering Java 7 and Android)

ptg7068951 192 HOUR 14: Laying Out a User Interface The following statement creates an Insetsobject: Insets around = new Insets( ...

ptg7068951 Laying Out an Application 193 The next project develops a full interface for the program you write during the next ho ...

ptg7068951 194 HOUR 14: Laying Out a User Interface 17: // set up row 3 18: JPanel row3= new JPanel(); 19: JButton stop= new JBu ...

ptg7068951 Laying Out an Application 195 68: 69: FlowLayout layout3 = new FlowLayout(FlowLayout.CENTER, 70: 10, 10); 71: row3.se ...

ptg7068951 196 HOUR 14: Laying Out a User Interface Even though you haven’t added any statements that make the program do anythi ...

ptg7068951 Summary 197 Row 2 of the interface is laid out into a grid that is two rows tall and seven columns wide. The GridLayo ...

ptg7068951 198 HOUR 14: Laying Out a User Interface Q&A Q. Why are some of the text fields in the LottoMadnessapplication sh ...

ptg7068951 Workshop 199 Workshop To s e e w h e t h e r y o u r b r a i n c e l l s a r e l a i d o u t p r o p e r l y ,test yo ...

ptg7068951 200 HOUR 14: Laying Out a User Interface Activities If you’d like to keep going with the flow (and the grid and the b ...

ptg7068951 WHAT YOU’LL LEARN IN THIS HOUR: .Making your programs aware of events .Setting up a component so it can cause events ...

ptg7068951 202 HOUR 15:Responding to User Input Second, the class must use the implementskeyword to declare that it sup- ports o ...

ptg7068951 Handling User Events 203 Each listener has different methods that are called to receive their events. The ActionListe ...

ptg7068951 204 HOUR 15:Responding to User Input Check Box and Combo Box Events Comboboxes andcheck boxes require the ItemListene ...

ptg7068951 Handling User Events 205 . void keyTyped(KeyEvent)—A method called after a key has been pressed and released Each of ...

ptg7068951 206 HOUR 15:Responding to User Input 26: 27: public voidkeyPressed(KeyEvent txt) { 28: // do nothing 29: } 30: 31: pu ...

ptg7068951 Completing a Graphical Application 207 JButton finishButton = new JButton(“Finish”); previousButton.setEnabled(false) ...

ptg7068951 208 HOUR 15:Responding to User Input Instead of using probability to figure this problem out, the computer con- ducts ...

ptg7068951 Completing a Graphical Application 209 You can use the next statement to retrieve the value of the JTextField object ...

ptg7068951 210 HOUR 15:Responding to User Input 43: playing = null; 44: } 45: 46: voidclearAllFields() { 47: for (int i = 0; i & ...

ptg7068951 Completing a Graphical Application 211 94: if ( winText.equals( allPicks[i].getText() ) ) { 95: return true; 96: } 97 ...