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/* DeleteNodeCommand.java -- Command for deleting nodes. |
/* DeleteNodeCommand.java -- Command for deleting nodes. |
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Copyright (C) 2005 The University of Sheffield. |
Copyright (C) 2005 The University of Sheffield. |
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This file is part of the CASheW-s editor Eclipse plug-in. |
This file is part of the CASheW-s editor Eclipse plug-in. |
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The CASheW-s editor Eclipse plug-in is free software; you may copy, modify, |
The CASheW-s editor Eclipse plug-in is free software; you may copy, modify, |
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and redistribute it under the terms of the GNU General Public License |
and redistribute it under the terms of the GNU General Public License |
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version 2 (or, at your option, any later version), and/or the Eclipse |
version 2 (or, at your option, any later version), and/or the Eclipse |
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Public License version 1.0. |
Public License version 1.0. |
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The CASheW-s editor is distributed in the hope that it will be useful, but |
The CASheW-s editor is distributed in the hope that it will be useful, but |
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WITHOUT ANY WARRANTY; without even the implied warranty of |
WITHOUT ANY WARRANTY; without even the implied warranty of |
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU |
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU |
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General Public License for more details. |
General Public License for more details. |
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You should have received a copy of the GNU General Public License |
You should have received a copy of the GNU General Public License |
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along with The CASheW-s editor; see the file COPYING. If not, write to the |
along with The CASheW-s editor; see the file COPYING. If not, write to the |
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Free Software Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA |
Free Software Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA |
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02111-1307 USA. |
02111-1307 USA. |
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The University of Sheffield makes available all content in this plug-in |
The University of Sheffield makes available all content in this plug-in |
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("Content"). Unless otherwise indicated below, the Content is provided to |
("Content"). Unless otherwise indicated below, the Content is provided to |
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you under the terms and conditions of the Eclipse Public License Version |
you under the terms and conditions of the Eclipse Public License Version |
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1.0 ("EPL"). A copy of the EPL is available at |
1.0 ("EPL"). A copy of the EPL is available at |
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http://www.eclipse.org/legal/epl-v10.html. For purposes of the EPL, |
http://www.eclipse.org/legal/epl-v10.html. For purposes of the EPL, |
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"Program" will mean the Content. |
"Program" will mean the Content. |
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If you did not receive this Content directly from the University of Sheffield, |
If you did not receive this Content directly from the University of Sheffield, |
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the Content is being redistributed by another party ("Redistributor") and |
the Content is being redistributed by another party ("Redistributor") and |
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different terms and conditions may apply to your use of any object code in |
different terms and conditions may apply to your use of any object code in |
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the Content. Check the Redistributor's license that was provided with the |
the Content. Check the Redistributor's license that was provided with the |
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Content. If no such license exists, contact the Redistributor. Unless |
Content. If no such license exists, contact the Redistributor. Unless |
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otherwise indicated below, the terms and conditions of the EPL still apply |
otherwise indicated below, the terms and conditions of the EPL still apply |
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to any source code in the Content. |
to any source code in the Content. |
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*/ |
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*/ |
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package nongnu.cashews.eclipse.composer.commands; |
package nongnu.cashews.eclipse.composer.commands; |
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import nongnu.cashews.eclipse.composer.model.ConnectionElement; |
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import nongnu.cashews.eclipse.composer.model.Diagram; |
import nongnu.cashews.eclipse.composer.model.Diagram; |
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import nongnu.cashews.eclipse.composer.model.Node; |
import nongnu.cashews.eclipse.composer.model.Node; |
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import nongnu.cashews.eclipse.composer.model.NodeRegistrar; |
import nongnu.cashews.eclipse.composer.model.NodeRegistrar; |
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import org.eclipse.gef.commands.Command; |
import org.eclipse.gef.commands.Command; |
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public class DeleteNodeCommand |
public class DeleteNodeCommand extends Command |
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extends Command |
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{ |
{ |
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private Diagram diagram; |
private Diagram diagram; |
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private Node node; |
private Node node; |
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private ConnectionElement connection; |
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// setters |
// setters |
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public void setDiagram(Diagram diagram) |
public void setDiagram(Diagram diagram) |
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this.node = node; |
this.node = node; |
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} |
} |
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public void setConnection(ConnectionElement connection) |
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{ |
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this.connection = connection; |
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} |
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// ------------------------------------------------------------------------ |
// ------------------------------------------------------------------------ |
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// Overridden from Command |
// Overridden from Command |
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public void execute() |
public void execute() |
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{ |
{ |
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if(diagram.getNodes() == null) |
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return; |
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int nodeSize = diagram.getNodes().size(); |
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for (int i = 0; i < nodeSize; i++) |
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{ |
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Node temp = (Node) diagram.getNodes().get(i); |
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if (temp.getOutgoingConnections() != null) |
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{ |
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if (temp.getOutgoingConnections().size() != 0) |
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{ |
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for (int j = 0; j < temp.getOutgoingConnections().size(); j++) |
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{ |
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ConnectionElement outgoing = (ConnectionElement) temp.getOutgoingConnections().get( |
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j); |
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if (node.getName().equals(outgoing.getTarget().getName())) |
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{// temp.removeOutput(cn); |
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if (temp.getOutgoingConnections().remove(outgoing)) |
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{ |
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outgoing.getSource().removeOutput(outgoing); |
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System.out.println("Outgoing Connection Deleted"); |
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j--; |
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} |
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else |
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{ |
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System.out.println("Outgoing Connection Delete Failed"); |
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} |
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} |
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} |
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} |
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} |
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if (temp.getIncomingConnections() != null) |
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{ |
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if (temp.getIncomingConnections().size() != 0) |
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{ |
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for (int k = 0; k < temp.getIncomingConnections().size(); k++) |
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{ |
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ConnectionElement incoming = (ConnectionElement) temp.getIncomingConnections().get( |
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k); |
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if (node.getName().equals(incoming.getSource().getName())) |
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{ |
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if (temp.getIncomingConnections().remove(incoming)) |
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{ |
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incoming.getTarget().removeInput(incoming); |
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System.out.println("Incoming Connection Deleted"); |
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k--; |
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} |
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else |
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{ |
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System.out.println("Incoming Delete Failed"); |
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} |
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} |
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} |
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} |
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} |
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} |
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if(node.getOutgoingConnections() != null) |
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node.getOutgoingConnections().clear(); |
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if(node.getIncomingConnections()!=null) |
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node.getIncomingConnections().clear(); |
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diagram.removeNode(node); |
diagram.removeNode(node); |
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NodeRegistrar.removeNode(node.getName()); |
NodeRegistrar.removeNode(node.getName()); |
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//dp.refreshVisuals(); |
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} |
} |
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public void undo() |
public void undo() |