/*
* Copyright (c) 2007 BUSINESS OBJECTS SOFTWARE LIMITED
* All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions are met:
*
* * Redistributions of source code must retain the above copyright notice,
* this list of conditions and the following disclaimer.
*
* * Redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in the
* documentation and/or other materials provided with the distribution.
*
* * Neither the name of Business Objects nor the names of its contributors
* may be used to endorse or promote products derived from this software
* without specific prior written permission.
*
* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
* AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
* ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE
* LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
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* SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
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*/
/*
* UndoableDisconnectGemsEdit.java
* Creation date: (04/01/2002 10:47:00 PM)
* By: Edward Lam
*/
package org.openquark.gems.client;
import javax.swing.undo.AbstractUndoableEdit;
import javax.swing.undo.StateEdit;
/**
* An UndoableEdit used to undo the removal of a connection from the tabletop.
* Creation date: (04/01/2002 10:47:00 PM)
* @author Edward Lam
*/
class UndoableDisconnectGemsEdit extends AbstractUndoableEdit {
private static final long serialVersionUID = -7771657262654765668L;
/** The tabletop for the gem. */
private final TableTop tableTop;
/** The source of the displayed connection in question. */
private final Gem.PartOutput output;
/** The destination of the displayed connection in question. */
private final Gem.PartInput input;
/** A StateEdit representing the change in the collector arguments and emitter inputs. */
private final StateEdit collectorArgumentState;
/**
* Constructor for an UndoableDisconnectGemsEdit.
* @param tableTop TableTop the tabletop from which to remove.
* @param connection the connection to remove
* @param collectorArgumentState a StateEdit representing the change in the collector arguments and emitter inputs.
*/
UndoableDisconnectGemsEdit(TableTop tableTop, Connection connection, StateEdit collectorArgumentState) {
this.tableTop = tableTop;
this.collectorArgumentState = collectorArgumentState;
collectorArgumentState.end();
output = connection.getSource();
input = connection.getDestination();
}
/**
* A reasonable name for this edit.
* @return the presentation name for this edit
*/
@Override
public String getPresentationName() {
return GemCutter.getResourceString("UndoText_DisconnectGems");
}
/**
* Redo the edit.
*/
@Override
public void redo() {
super.redo();
tableTop.getGemGraph().setArgumentUpdatingDisabled(true);
tableTop.disconnect(output.getConnection());
collectorArgumentState.redo();
tableTop.getGemGraph().setArgumentUpdatingDisabled(false);
}
/**
* Undo the edit.
*/
@Override
public void undo() {
super.undo();
tableTop.getGemGraph().setArgumentUpdatingDisabled(true);
collectorArgumentState.undo();
tableTop.connect(output, input);
tableTop.getGemGraph().setArgumentUpdatingDisabled(false);
}
}