src/be/nikiroo/jvcard/tui/windows/TuiBasicWindow.java

   1 package be.nikiroo.jvcard.tui.windows;
   2
   3 import java.util.ArrayList;
   4 import java.util.HashMap;
   5 import java.util.List;
   6 import java.util.Map;
   7
   8 import jexer.TAction;
   9 import jexer.TApplication;
  10 import jexer.TKeypress;
  11 import jexer.TWindow;
  12 import jexer.event.TKeypressEvent;
  13 import be.nikiroo.jvcard.tui.TuiLauncherJexer;
  14
  15 /**
  16  * A basic window for using with jVCard.
  17  *
  18  * @author niki
  19  */
  20 public abstract class TuiBasicWindow extends TWindow {
  21         private TApplication app;
  22         private Map<TKeypress, TAction> keyBindings;
  23         private List<TAction> closeListeners;
  24
  25         /**
  26          * Create a new window with the given title.
  27          *
  28          * @param app
  29          *            the application that will manage this window
  30          * @param title
  31          *            the window title
  32          */
  33         public TuiBasicWindow(TApplication app, String title) {
  34                 // Note: will not support screen with less than 10x10
  35                 super(app, title, //
  36                                 Math.min(36, app.getScreen().getWidth() - 9), //
  37                                 Math.min(16, app.getScreen().getHeight() - 9) //
  38                 );
  39
  40                 this.app = app;
  41
  42                 keyBindings = new HashMap<TKeypress, TAction>();
  43                 closeListeners = new ArrayList<TAction>();
  44
  45                 if (TuiLauncherJexer.FULLSCREEN) {
  46                         setFullscreen(true);
  47                 }
  48         }
  49
  50         /**
  51          * Add a key binding, that is, describe a key to press and its action on he
  52          * window.
  53          *
  54          * @param key
  55          *            the key to press
  56          * @param action
  57          *            the action
  58          */
  59         public void addKeyBinding(TKeypress key, TAction action) {
  60                 keyBindings.put(key, action);
  61         }
  62
  63         /**
  64          * Add a close listener on this window that will be called when the window
  65          * closes.
  66          *
  67          * @param listener
  68          *            the listener
  69          */
  70         public void addCloseListener(TAction listener) {
  71                 closeListeners.add(listener);
  72         }
  73
  74         /**
  75          * Close the window.
  76          */
  77         public void close() {
  78                 app.closeWindow(this);
  79         }
  80
  81         @Override
  82         public void onClose() {
  83                 super.onClose();
  84                 for (TAction listener : closeListeners) {
  85                         listener.DO();
  86                 }
  87         }
  88
  89         @Override
  90         public void onKeypress(TKeypressEvent keypress) {
  91                 if (keyBindings.containsKey(keypress.getKey())) {
  92                         keyBindings.get(keypress.getKey()).DO();
  93                 } else {
  94                         super.onKeypress(keypress);
  95                 }
  96         }
  97 }