1 | /* |
2 | * Copyright 2007, IPD, SDQ, University of Karlsruhe |
3 | */ |
4 | package de.uka.ipd.sdq.pcm.gmf.repository.edit.policies; |
5 | |
6 | import java.util.Iterator; |
7 | import org.eclipse.emf.ecore.EAnnotation; |
8 | import org.eclipse.gef.commands.Command; |
9 | import org.eclipse.gmf.runtime.common.core.command.ICompositeCommand; |
10 | import org.eclipse.gmf.runtime.diagram.core.commands.DeleteCommand; |
11 | import org.eclipse.gmf.runtime.emf.commands.core.command.CompositeTransactionalCommand; |
12 | import org.eclipse.gmf.runtime.emf.type.core.commands.DestroyElementCommand; |
13 | import org.eclipse.gmf.runtime.emf.type.core.requests.CreateRelationshipRequest; |
14 | import org.eclipse.gmf.runtime.emf.type.core.requests.DestroyElementRequest; |
15 | import org.eclipse.gmf.runtime.emf.type.core.requests.ReorientRelationshipRequest; |
16 | import org.eclipse.gmf.runtime.notation.Edge; |
17 | import org.eclipse.gmf.runtime.notation.Node; |
18 | import org.eclipse.gmf.runtime.notation.View; |
19 | |
20 | import de.uka.ipd.sdq.pcm.gmf.repository.edit.commands.SinkRoleCreateCommand; |
21 | import de.uka.ipd.sdq.pcm.gmf.repository.edit.commands.SinkRoleReorientCommand; |
22 | import de.uka.ipd.sdq.pcm.gmf.repository.edit.commands.SourceRoleCreateCommand; |
23 | import de.uka.ipd.sdq.pcm.gmf.repository.edit.commands.SourceRoleReorientCommand; |
24 | import de.uka.ipd.sdq.pcm.gmf.repository.edit.parts.EventGroupEventTypeListEditPart; |
25 | import de.uka.ipd.sdq.pcm.gmf.repository.edit.parts.EventTypeEditPart; |
26 | import de.uka.ipd.sdq.pcm.gmf.repository.edit.parts.SinkRoleEditPart; |
27 | import de.uka.ipd.sdq.pcm.gmf.repository.edit.parts.SourceRoleEditPart; |
28 | import de.uka.ipd.sdq.pcm.gmf.repository.part.PalladioComponentModelVisualIDRegistry; |
29 | import de.uka.ipd.sdq.pcm.gmf.repository.providers.PalladioComponentModelElementTypes; |
30 | |
31 | /** |
32 | * @generated |
33 | */ |
34 | public class EventGroupItemSemanticEditPolicy extends |
35 | PalladioComponentModelBaseItemSemanticEditPolicy { |
36 | |
37 | /** |
38 | * @generated |
39 | */ |
40 | public EventGroupItemSemanticEditPolicy() { |
41 | super(PalladioComponentModelElementTypes.EventGroup_2108); |
42 | } |
43 | |
44 | /** |
45 | * @generated |
46 | */ |
47 | protected Command getDestroyElementCommand(DestroyElementRequest req) { |
48 | View view = (View) getHost().getModel(); |
49 | CompositeTransactionalCommand cmd = new CompositeTransactionalCommand( |
50 | getEditingDomain(), null); |
51 | cmd.setTransactionNestingEnabled(false); |
52 | for (Iterator it = view.getTargetEdges().iterator(); it.hasNext();) { |
53 | Edge incomingLink = (Edge) it.next(); |
54 | if (PalladioComponentModelVisualIDRegistry |
55 | .getVisualID(incomingLink) == SinkRoleEditPart.VISUAL_ID) { |
56 | DestroyElementRequest r = new DestroyElementRequest( |
57 | incomingLink.getElement(), false); |
58 | cmd.add(new DestroyElementCommand(r)); |
59 | cmd.add(new DeleteCommand(getEditingDomain(), incomingLink)); |
60 | continue; |
61 | } |
62 | if (PalladioComponentModelVisualIDRegistry |
63 | .getVisualID(incomingLink) == SourceRoleEditPart.VISUAL_ID) { |
64 | DestroyElementRequest r = new DestroyElementRequest( |
65 | incomingLink.getElement(), false); |
66 | cmd.add(new DestroyElementCommand(r)); |
67 | cmd.add(new DeleteCommand(getEditingDomain(), incomingLink)); |
68 | continue; |
69 | } |
70 | } |
71 | EAnnotation annotation = view.getEAnnotation("Shortcut"); //$NON-NLS-1$ |
72 | if (annotation == null) { |
73 | // there are indirectly referenced children, need extra commands: false |
74 | addDestroyChildNodesCommand(cmd); |
75 | addDestroyShortcutsCommand(cmd, view); |
76 | // delete host element |
77 | cmd.add(new DestroyElementCommand(req)); |
78 | } else { |
79 | cmd.add(new DeleteCommand(getEditingDomain(), view)); |
80 | } |
81 | return getGEFWrapper(cmd.reduce()); |
82 | } |
83 | |
84 | /** |
85 | * @generated |
86 | */ |
87 | private void addDestroyChildNodesCommand(ICompositeCommand cmd) { |
88 | View view = (View) getHost().getModel(); |
89 | for (Iterator nit = view.getChildren().iterator(); nit.hasNext();) { |
90 | Node node = (Node) nit.next(); |
91 | switch (PalladioComponentModelVisualIDRegistry.getVisualID(node)) { |
92 | case EventGroupEventTypeListEditPart.VISUAL_ID: |
93 | for (Iterator cit = node.getChildren().iterator(); cit |
94 | .hasNext();) { |
95 | Node cnode = (Node) cit.next(); |
96 | switch (PalladioComponentModelVisualIDRegistry |
97 | .getVisualID(cnode)) { |
98 | case EventTypeEditPart.VISUAL_ID: |
99 | cmd.add(new DestroyElementCommand( |
100 | new DestroyElementRequest(getEditingDomain(), |
101 | cnode.getElement(), false))); // directlyOwned: true |
102 | // don't need explicit deletion of cnode as parent's view deletion would clean child views as well |
103 | // cmd.add(new org.eclipse.gmf.runtime.diagram.core.commands.DeleteCommand(getEditingDomain(), cnode)); |
104 | break; |
105 | } |
106 | } |
107 | break; |
108 | } |
109 | } |
110 | } |
111 | |
112 | /** |
113 | * @generated |
114 | */ |
115 | protected Command getCreateRelationshipCommand(CreateRelationshipRequest req) { |
116 | Command command = req.getTarget() == null ? getStartCreateRelationshipCommand(req) |
117 | : getCompleteCreateRelationshipCommand(req); |
118 | return command != null ? command : super |
119 | .getCreateRelationshipCommand(req); |
120 | } |
121 | |
122 | /** |
123 | * @generated |
124 | */ |
125 | protected Command getStartCreateRelationshipCommand( |
126 | CreateRelationshipRequest req) { |
127 | if (PalladioComponentModelElementTypes.SinkRole_4109 == req |
128 | .getElementType()) { |
129 | return null; |
130 | } |
131 | if (PalladioComponentModelElementTypes.SourceRole_4110 == req |
132 | .getElementType()) { |
133 | return null; |
134 | } |
135 | return null; |
136 | } |
137 | |
138 | /** |
139 | * @generated |
140 | */ |
141 | protected Command getCompleteCreateRelationshipCommand( |
142 | CreateRelationshipRequest req) { |
143 | if (PalladioComponentModelElementTypes.SinkRole_4109 == req |
144 | .getElementType()) { |
145 | return getGEFWrapper(new SinkRoleCreateCommand(req, |
146 | req.getSource(), req.getTarget())); |
147 | } |
148 | if (PalladioComponentModelElementTypes.SourceRole_4110 == req |
149 | .getElementType()) { |
150 | return getGEFWrapper(new SourceRoleCreateCommand(req, req |
151 | .getSource(), req.getTarget())); |
152 | } |
153 | return null; |
154 | } |
155 | |
156 | /** |
157 | * Returns command to reorient EClass based link. New link target or source |
158 | * should be the domain model element associated with this node. |
159 | * |
160 | * @generated |
161 | */ |
162 | protected Command getReorientRelationshipCommand( |
163 | ReorientRelationshipRequest req) { |
164 | switch (getVisualID(req)) { |
165 | case SinkRoleEditPart.VISUAL_ID: |
166 | return getGEFWrapper(new SinkRoleReorientCommand(req)); |
167 | case SourceRoleEditPart.VISUAL_ID: |
168 | return getGEFWrapper(new SourceRoleReorientCommand(req)); |
169 | } |
170 | return super.getReorientRelationshipCommand(req); |
171 | } |
172 | |
173 | } |