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import org.apache.log4j.Logger; |
import org.apache.log4j.Logger; |
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public abstract class DialogManager<KEY, DIALOG extends JDialog> { |
public abstract class DialogManager<KEY, DIALOG extends AtlasDialog> { |
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final static private Logger LOGGER = Logger.getLogger(DialogManager.class); |
final static private Logger LOGGER = Logger.getLogger(DialogManager.class); |
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public abstract class FactoryInterface { |
public abstract class FactoryInterface { |
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public abstract DIALOG create(); |
public abstract DIALOG create(); |
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/** May be overridden to add Listeners **/ |
/** May be overridden to add Listeners **/ |
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public void appendListeners(DIALOG newInstance){}; |
public void afterCreation(DIALOG newInstance) { |
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// |
}; |
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// /** May be overridden to remove Listeners added earlier **/ |
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// public void removeListeners(DIALOG newInstance){}; |
/** May be overridden to remove Listeners added earlier **/ |
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public void beforeDispose(DIALOG newInstance) { |
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}; |
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} |
} |
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return dialog; |
return dialog; |
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} |
} |
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/** |
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* Implementing this should have a <br/> |
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* <code>try { ... return ... } catch (Exception e) { |
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ExceptionDialog.show(owner, e); |
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return null; |
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} </code> block. |
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* |
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* @param key |
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* @param owner |
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* @param constArgs |
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* @return a cached instance or creates a new instance. Instances are always |
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* returned visible and toFront. |
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*/ |
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public abstract DIALOG getInstanceFor(final KEY key, final Component owner, |
public abstract DIALOG getInstanceFor(final KEY key, final Component owner, |
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final Object... constArgs); |
final Object... constArgs); |
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} |
} |
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} |
} |
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public boolean disposeInstanceFor(KEY chartId) { |
public boolean disposeInstanceFor(KEY key) { |
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synchronized (dialogCache) { |
synchronized (dialogCache) { |
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final DIALOG dialog = dialogCache.get(chartId); |
final DIALOG dialog = dialogCache.get(key); |
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if (dialog != null) { |
if (dialog != null) { |
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dialog.dispose(); |
dialog.dispose(); |
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dialogCache.remove(chartId); |
dialogCache.remove(key); |
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return true; |
return true; |
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} |
} |
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return false; |
return false; |
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* @return Always a visible and inFront instance of DIALOG for the given |
* @return Always a visible and inFront instance of DIALOG for the given |
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* key. |
* key. |
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*/ |
*/ |
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public DIALOG getInstanceFor(final KEY key, FactoryInterface factory) { |
public DIALOG getInstanceFor(final KEY key, final FactoryInterface factory) { |
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DIALOG dialog; |
final DIALOG dialog; |
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if (isVisibleFor(key)) { |
if (isVisibleFor(key)) { |
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dialog = dialogCache.get(key); |
dialog = dialogCache.get(key); |
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} else { |
} else { |
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dialog = factory.create(); |
dialog = factory.create(); |
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dialogCache.put(key, dialog); |
dialogCache.put(key, dialog); |
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dialog.setVisible(true); |
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dialog.toFront(); |
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dialog.addWindowListener(new WindowAdapter() { |
dialog.addWindowListener(new WindowAdapter() { |
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@Override |
@Override |
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public void windowClosed(final WindowEvent e) { |
public void windowClosed(final WindowEvent e) { |
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disposeInstanceFor(key); |
dialogCache.remove(key); |
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factory.beforeDispose(dialog); |
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} |
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@Override |
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public void windowClosing(final WindowEvent e) { |
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} |
} |
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}); |
}); |
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factory.appendListeners(dialog); |
factory.afterCreation(dialog); |
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} |
} |
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return dialog; |
return dialog; |
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} |
} |
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return dialogCache.values(); |
return dialogCache.values(); |
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} |
} |
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} |
} |