src/tim/prune/function/AddTimeOffset.java

   1 package tim.prune.function;
   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 import java.awt.event.KeyAdapter;
  10 import java.awt.event.KeyEvent;
  11 import java.awt.event.MouseAdapter;
  12
  13 import javax.swing.BorderFactory;
  14 import javax.swing.BoxLayout;
  15 import javax.swing.ButtonGroup;
  16 import javax.swing.JButton;
  17 import javax.swing.JDialog;
  18 import javax.swing.JLabel;
  19 import javax.swing.JPanel;
  20 import javax.swing.JRadioButton;
  21 import javax.swing.SwingConstants;
  22
  23 import tim.prune.App;
  24 import tim.prune.GenericFunction;
  25 import tim.prune.I18nManager;
  26 import tim.prune.data.Field;
  27 import tim.prune.gui.WholeNumberField;
  28
  29 /**
  30  * Class to provide the function to add a time offset to a track range
  31  */
  32 public class AddTimeOffset extends GenericFunction
  33 {
  34         private JDialog _dialog = null;
  35         private JRadioButton _addRadio = null, _subtractRadio = null;
  36         private WholeNumberField _1024weekField = null, _dayField = null;
  37         private WholeNumberField _hourField = null, _minuteField = null;
  38         private JButton _okButton = null;
  39
  40
  41         /**
  42          * Constructor
  43          * @param inApp application object for callback
  44          */
  45         public AddTimeOffset(App inApp)
  46         {
  47                 super(inApp);
  48         }
  49
  50         /** Get the name key */
  51         public String getNameKey() {
  52                 return "function.addtimeoffset";
  53         }
  54
  55         /**
  56          * Begin the function
  57          */
  58         public void begin()
  59         {
  60                 int selStart = _app.getTrackInfo().getSelection().getStart();
  61                 int selEnd = _app.getTrackInfo().getSelection().getEnd();
  62                 if (!_app.getTrackInfo().getTrack().hasData(Field.TIMESTAMP, selStart, selEnd))
  63                 {
  64                         _app.showErrorMessage(getNameKey(), "dialog.addtimeoffset.notimestamps");
  65                         return;
  66                 }
  67                 // Make dialog window
  68                 if (_dialog == null)
  69                 {
  70                         _dialog = new JDialog(_parentFrame, I18nManager.getText(getNameKey()), true);
  71                         _dialog.setLocationRelativeTo(_parentFrame);
  72                         _dialog.setDefaultCloseOperation(JDialog.DISPOSE_ON_CLOSE);
  73                         _dialog.getContentPane().add(makeDialogComponents());
  74                         _dialog.pack();
  75                 }
  76                 _dialog.setVisible(true);
  77         }
  78
  79
  80         /**
  81          * Create dialog components
  82          * @return Panel containing all gui elements in dialog
  83          */
  84         private Component makeDialogComponents()
  85         {
  86                 JPanel dialogPanel = new JPanel();
  87                 dialogPanel.setLayout(new BorderLayout());
  88                 JPanel mainPanel = new JPanel();
  89                 mainPanel.setLayout(new BoxLayout(mainPanel, BoxLayout.Y_AXIS));
  90                 // Make a panel for the two radio buttons
  91                 JPanel radioPanel = new JPanel();
  92                 _addRadio = new JRadioButton(I18nManager.getText("dialog.addtimeoffset.add"));
  93                 _addRadio.setSelected(true);
  94                 radioPanel.add(_addRadio);
  95                 _subtractRadio = new JRadioButton(I18nManager.getText("dialog.addtimeoffset.subtract"));
  96                 _subtractRadio.setSelected(false);
  97                 radioPanel.add(_subtractRadio);
  98                 ButtonGroup radioGroup = new ButtonGroup();
  99                 radioGroup.add(_addRadio);
 100                 radioGroup.add(_subtractRadio);
 101                 mainPanel.add(radioPanel);
 102
 103                 // Make a central panel with the text boxes
 104                 JPanel descPanel = new JPanel();
 105                 descPanel.setLayout(new GridLayout(0, 2));
 106                 descPanel.add(makeRightLabel("dialog.addtimeoffset.1024week"));
 107                 _1024weekField = new WholeNumberField(3);
 108                 descPanel.add(_1024weekField);
 109                 descPanel.add(makeRightLabel("dialog.addtimeoffset.days"));
 110                 _dayField = new WholeNumberField(4);
 111                 descPanel.add(_dayField);
 112                 descPanel.add(makeRightLabel("dialog.addtimeoffset.hours"));
 113                 _hourField = new WholeNumberField(3);
 114                 descPanel.add(_hourField);
 115                 descPanel.add(makeRightLabel("dialog.addtimeoffset.minutes"));
 116                 _minuteField = new WholeNumberField(3);
 117                 descPanel.add(_minuteField);
 118                 mainPanel.add(descPanel);
 119                 dialogPanel.add(mainPanel, BorderLayout.CENTER);
 120
 121                 // Listeners to enable/disable ok button
 122                 KeyAdapter keyListener = new KeyAdapter() {
 123                         /** Key typed */
 124                         public void keyTyped(KeyEvent event) {
 125                                 final boolean isNumber = "1234567890".indexOf(event.getKeyChar()) >= 0;
 126                                 _okButton.setEnabled(isNumber || getOffsetSecs() != 0L);
 127                         }
 128                 };
 129                 MouseAdapter mouseListener = new MouseAdapter() {
 130                         public void mouseReleased(java.awt.event.MouseEvent arg0) {
 131                                 _okButton.setEnabled(getOffsetSecs() != 0L);
 132                         };
 133                 };
 134                 _1024weekField.addKeyListener(keyListener);
 135                 _dayField.addKeyListener(keyListener);
 136                 _hourField.addKeyListener(keyListener);
 137                 _minuteField.addKeyListener(keyListener);
 138                 _1024weekField.addMouseListener(mouseListener);
 139                 _dayField.addMouseListener(mouseListener);
 140                 _hourField.addMouseListener(mouseListener);
 141                 _minuteField.addMouseListener(mouseListener);
 142
 143                 // button panel at bottom
 144                 JPanel buttonPanel = new JPanel();
 145                 buttonPanel.setLayout(new FlowLayout(FlowLayout.RIGHT));
 146                 _okButton = new JButton(I18nManager.getText("button.ok"));
 147                 ActionListener okListener = new ActionListener() {
 148                         public void actionPerformed(ActionEvent e)
 149                         {
 150                                 finish();
 151                         }
 152                 };
 153                 _okButton.addActionListener(okListener);
 154                 _okButton.setEnabled(false);
 155                 buttonPanel.add(_okButton);
 156                 JButton cancelButton = new JButton(I18nManager.getText("button.cancel"));
 157                 cancelButton.addActionListener(new ActionListener() {
 158                         public void actionPerformed(ActionEvent e)
 159                         {
 160                                 _dialog.dispose();
 161                         }
 162                 });
 163                 buttonPanel.add(cancelButton);
 164                 dialogPanel.add(buttonPanel, BorderLayout.SOUTH);
 165                 dialogPanel.setBorder(BorderFactory.createEmptyBorder(10, 10, 10, 15));
 166                 return dialogPanel;
 167         }
 168
 169
 170         /**
 171          * @param inKey text key
 172          * @return right-aligned label
 173          */
 174         private static final JLabel makeRightLabel(String inKey)
 175         {
 176                 JLabel label = new JLabel(I18nManager.getText(inKey) + " : ");
 177                 label.setHorizontalAlignment(SwingConstants.RIGHT);
 178                 return label;
 179         }
 180
 181         /**
 182          * @return the number of offset seconds entered by the user
 183          */
 184         private long getOffsetSecs()
 185         {
 186                 long offsetSecs = _minuteField.getValue() * 60L
 187                   + _hourField.getValue() * 60L * 60L
 188                   + _dayField.getValue() * 60L * 60L * 24L
 189                   + _1024weekField.getValue() * 60L * 60L * 24L * 7L * 1024L;
 190                 if (_subtractRadio.isSelected()) {offsetSecs = -offsetSecs;}
 191                 return offsetSecs;
 192         }
 193
 194         /**
 195          * Finish the dialog when OK pressed
 196          */
 197         private void finish()
 198         {
 199                 // Calculate offset to add or subtract
 200                 long offsetSecs = getOffsetSecs();
 201                 if (offsetSecs != 0L)
 202                 {
 203                         // Pass offset back to app and close dialog
 204                         _app.finishAddTimeOffsetSeconds(offsetSecs);
 205                         _dialog.dispose();
 206                 }
 207         }
 208 }