tim/prune/gui/TimeOffsetDialog.java

   1 package tim.prune.gui;
   2
   3 import java.awt.BorderLayout;
   4 import java.awt.Component;
   5 import java.awt.FlowLayout;
   6 import java.awt.GridLayout;
   7 import java.awt.event.ActionEvent;
   8 import java.awt.event.ActionListener;
   9
  10 import javax.swing.BorderFactory;
  11 import javax.swing.BoxLayout;
  12 import javax.swing.ButtonGroup;
  13 import javax.swing.JButton;
  14 import javax.swing.JDialog;
  15 import javax.swing.JFrame;
  16 import javax.swing.JLabel;
  17 import javax.swing.JPanel;
  18 import javax.swing.JRadioButton;
  19 import javax.swing.SwingConstants;
  20
  21 import tim.prune.App;
  22 import tim.prune.I18nManager;
  23
  24 /**
  25  * Class to show a dialog for adding a time offset to a track range
  26  */
  27 public class TimeOffsetDialog
  28 {
  29         private App _app = null;
  30         private JFrame _parentFrame = null;
  31         private JDialog _dialog = null;
  32         private JRadioButton _addRadio = null, _subtractRadio = null;
  33         private WholeNumberField _dayField = null, _hourField = null;
  34         private WholeNumberField _minuteField = null;
  35
  36
  37         /**
  38          * Constructor
  39          * @param inApp application object for callback
  40          * @param inParentFrame parent frame
  41          */
  42         public TimeOffsetDialog(App inApp, JFrame inParentFrame)
  43         {
  44                 _app = inApp;
  45                 _parentFrame = inParentFrame;
  46         }
  47
  48
  49         /**
  50          * Show the dialog to select options and export file
  51          */
  52         public void showDialog()
  53         {
  54                 // Make dialog window
  55                 if (_dialog == null)
  56                 {
  57                         _dialog = new JDialog(_parentFrame, I18nManager.getText("dialog.addtimeoffset.title"), true);
  58                         _dialog.setLocationRelativeTo(_parentFrame);
  59                         _dialog.setDefaultCloseOperation(JDialog.DISPOSE_ON_CLOSE);
  60                         _dialog.getContentPane().add(makeDialogComponents());
  61                         _dialog.pack();
  62                 }
  63                 _dialog.show();
  64         }
  65
  66
  67         /**
  68          * Create dialog components
  69          * @return Panel containing all gui elements in dialog
  70          */
  71         private Component makeDialogComponents()
  72         {
  73                 JPanel dialogPanel = new JPanel();
  74                 dialogPanel.setLayout(new BorderLayout());
  75                 JPanel mainPanel = new JPanel();
  76                 mainPanel.setLayout(new BoxLayout(mainPanel, BoxLayout.Y_AXIS));
  77                 // Make a panel for the two radio buttons
  78                 JPanel radioPanel = new JPanel();
  79                 _addRadio = new JRadioButton(I18nManager.getText("dialog.addtimeoffset.add"));
  80                 _addRadio.setSelected(true);
  81                 radioPanel.add(_addRadio);
  82                 _subtractRadio = new JRadioButton(I18nManager.getText("dialog.addtimeoffset.subtract"));
  83                 _subtractRadio.setSelected(false);
  84                 radioPanel.add(_subtractRadio);
  85                 ButtonGroup radioGroup = new ButtonGroup();
  86                 radioGroup.add(_addRadio);
  87                 radioGroup.add(_subtractRadio);
  88                 mainPanel.add(radioPanel);
  89
  90                 // Make a listener to validate the text boxes during typing (to en/disable OK button)
  91
  92                 // Make a central panel with the text boxes
  93                 JPanel descPanel = new JPanel();
  94                 descPanel.setLayout(new GridLayout(0, 2));
  95                 descPanel.add(makeRightLabel("dialog.addtimeoffset.days"));
  96                 _dayField = new WholeNumberField(3);
  97                 descPanel.add(_dayField);
  98                 descPanel.add(makeRightLabel("dialog.addtimeoffset.hours"));
  99                 _hourField = new WholeNumberField(3);
 100                 descPanel.add(_hourField);
 101                 descPanel.add(makeRightLabel("dialog.addtimeoffset.minutes"));
 102                 _minuteField = new WholeNumberField(3);
 103                 descPanel.add(_minuteField);
 104                 mainPanel.add(descPanel);
 105                 dialogPanel.add(mainPanel, BorderLayout.CENTER);
 106
 107                 // button panel at bottom
 108                 JPanel buttonPanel = new JPanel();
 109                 buttonPanel.setLayout(new FlowLayout(FlowLayout.RIGHT));
 110                 JButton okButton = new JButton(I18nManager.getText("button.ok"));
 111                 ActionListener okListener = new ActionListener() {
 112                         public void actionPerformed(ActionEvent e)
 113                         {
 114                                 finish();
 115                         }
 116                 };
 117                 okButton.addActionListener(okListener);
 118                 buttonPanel.add(okButton);
 119                 JButton cancelButton = new JButton(I18nManager.getText("button.cancel"));
 120                 cancelButton.addActionListener(new ActionListener() {
 121                         public void actionPerformed(ActionEvent e)
 122                         {
 123                                 _dialog.dispose();
 124                         }
 125                 });
 126                 buttonPanel.add(cancelButton);
 127                 dialogPanel.add(buttonPanel, BorderLayout.SOUTH);
 128                 dialogPanel.setBorder(BorderFactory.createEmptyBorder(10, 10, 10, 15));
 129                 return dialogPanel;
 130         }
 131
 132
 133         /**
 134          * @param inKey text key
 135          * @return right-aligned label
 136          */
 137         private static final JLabel makeRightLabel(String inKey)
 138         {
 139                 JLabel label = new JLabel(I18nManager.getText(inKey) + " : ");
 140                 label.setHorizontalAlignment(SwingConstants.RIGHT);
 141                 return label;
 142         }
 143
 144
 145         /**
 146          * Finish the dialog when OK pressed
 147          */
 148         private void finish()
 149         {
 150                 // Calculate offset to add or subtract
 151                 long offsetSecs = _minuteField.getValue() * 60L
 152                         + _hourField.getValue() * 60L * 60L
 153                         + _dayField.getValue() * 60L * 60L * 24L;
 154                 if (_subtractRadio.isSelected()) {offsetSecs = -offsetSecs;}
 155                 if (offsetSecs != 0L)
 156                 {
 157                         // Pass offset back to app and close dialog
 158                         _app.finishAddTimeOffset(offsetSecs);
 159                         _dialog.dispose();
 160                 }
 161         }
 162 }