Add checker to allow only createion of supported diagrams.

Change-Id: I03e7404283ea6c10f43baec9bd578295767626e7

plugins/org.polarsys.chess.core/src/org/polarsys/chess/core/constraint/PreferenceProperties.java

@@ -17,4 +17,7 @@ public class PreferenceProperties {
 	
 	/** The palettes in view. */
 	public static String PALETTES_IN_VIEW="PaletteInView";
+	
+	/** Supported Diagrams. */
+	public static String SUPPORTED_DIAGRAM="SupportedDiagram";
 }

plugins/org.polarsys.chess.core/src/org/polarsys/chess/core/internal/preferences/ConstraintPreferenceInitializer.java

@@ -43,6 +43,7 @@ public class ConstraintPreferenceInitializer extends AbstractPreferenceInitializ
 		
 		store.setDefault(PreferenceProperties.DIAGRAM_IN_VIEW, true);
 		store.setDefault(PreferenceProperties.PALETTES_IN_VIEW, true);
+		store.setDefault(PreferenceProperties.SUPPORTED_DIAGRAM, true);
 	}
 
 }

plugins/org.polarsys.chess.core/src/org/polarsys/chess/core/internal/preferences/ConstraintPreferencePage.java

@@ -80,6 +80,10 @@ public class ConstraintPreferencePage extends FieldEditorPreferencePage implemen
 				"Hide Diagram Palettes according to the current CHESS views", BooleanFieldEditor.SEPARATE_LABEL,
 				getFieldEditorParent());
 		addField(b2);
+		BooleanFieldEditor b3 = new BooleanFieldEditor(PreferenceProperties.SUPPORTED_DIAGRAM,
+				"Allow the creation of supported-only diagrams", BooleanFieldEditor.SEPARATE_LABEL,
+				getFieldEditorParent());
+		addField(b3);
 	}
 
 	/*

plugins/org.polarsys.chess.validator/src/org/polarsys/chess/validator/managers/DiagramChecker.java

@@ -16,6 +16,9 @@
 
 package org.polarsys.chess.validator.managers;
 
+import java.util.Arrays;
+import java.util.HashSet;
+import java.util.Set;
 import org.eclipse.core.runtime.IStatus;
 import org.eclipse.core.runtime.Status;
 import org.eclipse.emf.transaction.RollbackException;
@@ -36,6 +39,8 @@ import org.polarsys.chess.validator.messages.Messages;
  */
 public class DiagramChecker {
 
+	Set<String> supportedDiagrams = new HashSet<String>(Arrays.asList("BlockDefinition","RequirementDiagram","InternalBlock","StateMachine")); 
+	
 	/** The class diagram kind. */
 	public static String classDiagramKind = "PapyrusUMLClassDiagram";
 
@@ -70,9 +75,23 @@ public class DiagramChecker {
 	public void check(Diagram diagram, StringBuffer s, DesignView currentView, TransactionalEditingDomain domain)
 			throws RollbackException {
 
+		
+		Boolean checkDiagramType = org.polarsys.chess.core.Activator.getDefault().getPreferenceStore()
+				.getBoolean(PreferenceProperties.SUPPORTED_DIAGRAM);
+		
+		if(checkDiagramType){
+			if (!hasSupportedType(diagram)) {
+				s.append(Messages.error_diagramSupportType);
+				throw new RollbackException(
+						new Status(IStatus.ERROR, Activator.PLUGIN_ID, Messages.error_diagramSupportType));
+			}
+		}
+		
 		Boolean checkDiagramInView = org.polarsys.chess.core.Activator.getDefault().getPreferenceStore()
 				.getBoolean(PreferenceProperties.DIAGRAM_IN_VIEW);
 
+		System.out.println("diagram: "+diagram);
+		
 		if (checkDiagramInView) {
 			/*
 			 * @dynamicConstraint D_1 if the diagram is created in the root of
@@ -98,4 +117,9 @@ public class DiagramChecker {
 
 	}
 
+	private boolean hasSupportedType(Diagram diagram) {
+		String diagramType = diagram.getType();
+		return supportedDiagrams.contains(diagramType);
+	}
+
 };
\ No newline at end of file

plugins/org.polarsys.chess.validator/src/org/polarsys/chess/validator/messages/Messages.java

@@ -33,6 +33,8 @@ public class Messages extends NLS {
 	/** The error_diagram current view. */
 	public static String error_diagramCurrentView;
 	
+	public static String error_diagramSupportType;
+	
 	/** The Null view msg. */
 	public static String NullViewMsg;
 	

plugins/org.polarsys.chess.validator/src/org/polarsys/chess/validator/messages/messages.properties

@@ -7,6 +7,7 @@
 #-------------------------------------------------------------------------------
 error_diagramInView=Diagrams must be created inside the views
 error_diagramCurrentView=This diagram is not allowed in the current view
+error_diagramSupportType=This diagram is not supported
 NullViewMsg=Can't modify the model outside the views
 ModelManager_1=Deleting a view is forbidden.
 ViewDeletionMsg=Can't delete view from the model\!