2005-07-05 Alain Magloire

Fix for PR 102327: ContentType framework.
	* model/org/eclipse/cdt/core/model/CoreModel.java
	* model/org/eclipse/cdt/internal/core/model/ContentTypeProcessor.java
	* model/org/eclipse/cdt/internal/core/model/TranslationUnit.java

core/org.eclipse.cdt.core/ChangeLog

@@ -1,3 +1,9 @@
+2005-07-05  Alain Magloire
+	Fix for PR 102327: ContentType framework.
+	* model/org/eclipse/cdt/core/model/CoreModel.java
+	* model/org/eclipse/cdt/internal/core/model/ContentTypeProcessor.java
+	* model/org/eclipse/cdt/internal/core/model/TranslationUnit.java
+
 2005-07-05  Robert O'Callahan <robert@ocallahan.org>
 
 	fix for bug# 102434

core/org.eclipse.cdt.core/model/org/eclipse/cdt/core/model/CoreModel.java

@@ -193,14 +193,25 @@ public class CoreModel {
 				CCorePlugin.CONTENT_TYPE_CXXSOURCE
 		};
 	}
+
 	/**
 	 * Return true if name is a valid name for a translation unit.
 	 */
 	public static boolean isValidTranslationUnitName(IProject project, String name) {
-		if (isValidHeaderUnitName(project, name)) {
+		IContentType contentType = CCorePlugin.getContentType(project, name);
+		if (contentType != null) {
+			String id = contentType.getId();
+			if (CCorePlugin.CONTENT_TYPE_CHEADER.equals(id)) {
 				return true;
-		} else if (isValidSourceUnitName(project, name)) {
+			} else if (CCorePlugin.CONTENT_TYPE_CXXHEADER.equals(id)) {
 				return true;
+			} else if (CCorePlugin.CONTENT_TYPE_CSOURCE.equals(id)) {
+				return true;
+			} else if (CCorePlugin.CONTENT_TYPE_CXXSOURCE.equals(id)) {
+				return true;
+			} else if (CCorePlugin.CONTENT_TYPE_ASMSOURCE.equals(id)) {
+				return true;
+			}
 		}
 		return false;
 	}
@@ -209,11 +220,15 @@ public class CoreModel {
 	 * Return true if name is a valid name for a translation unit.
 	 */
 	public static boolean isValidHeaderUnitName(IProject project, String name) {
-		if (isValidCHeaderUnitName(project, name)) {
+		IContentType contentType = CCorePlugin.getContentType(project, name);
+		if (contentType != null) {
+			String id = contentType.getId();
+			if (CCorePlugin.CONTENT_TYPE_CHEADER.equals(id)) {
 				return true;
-		} else if (isValidCXXHeaderUnitName(project, name)) {
+			} else if (CCorePlugin.CONTENT_TYPE_CXXHEADER.equals(id)) {
 				return true;
 			}
+		}
 		return false;
 	}
 
@@ -221,13 +236,17 @@ public class CoreModel {
 	 * Return true if name is a valid name for a translation unit.
 	 */
 	public static boolean isValidSourceUnitName(IProject project, String name) {
-		if (isValidCSourceUnitName(project, name)) {
+		IContentType contentType = CCorePlugin.getContentType(project, name);
+		if (contentType != null) {
+			String id = contentType.getId();
+			if (CCorePlugin.CONTENT_TYPE_CSOURCE.equals(id)) {
 				return true;
-		} else if (isValidCXXSourceUnitName(project, name)) {
+			} else if (CCorePlugin.CONTENT_TYPE_CXXSOURCE.equals(id)) {
 				return true;
-		} else if (isValidASMSourceUnitName(project, name)) {
+			} else if (CCorePlugin.CONTENT_TYPE_ASMSOURCE.equals(id)) {
 				return true;
 			}
+		}
 		return false;
 	}
 

core/org.eclipse.cdt.core/model/org/eclipse/cdt/internal/core/model/ContentTypeProcessor.java

@@ -19,6 +19,7 @@ import org.eclipse.cdt.core.model.CModelException;
 import org.eclipse.cdt.core.model.CoreModel;
 import org.eclipse.cdt.core.model.ElementChangedEvent;
 import org.eclipse.cdt.core.model.ICElement;
+import org.eclipse.cdt.core.model.ICElementDelta;
 import org.eclipse.cdt.core.model.ICModel;
 import org.eclipse.cdt.core.model.ICProject;
 import org.eclipse.cdt.core.model.IOpenable;
@@ -49,14 +50,13 @@ public class ContentTypeProcessor {
 		IContentType contentType = event.getContentType();
 		
 		// only interested in our contentTypes
-		if (isRegisteredContentTypeId(contentType.getId())) {
 		// Go through the events and generate deltas
 		ICProject[] cprojects = getAffectedProjects(event);
 		for (int k = 0; k < cprojects.length; ++k) {
 			ICProject cproject = cprojects[k];
 			processContentType(cproject, contentType, event.getContext());
 		}
-		}
+
 		if (fCurrentDelta.getAffectedChildren().length > 0) {
 			fManager.fire(fCurrentDelta, ElementChangedEvent.POST_CHANGE);
 		}
@@ -98,12 +98,25 @@ public class ContentTypeProcessor {
 							members = ((IContainer)resource).members();
 						}
 						if (members != null) {
-							//IContentTypeMatcher matcher = resource.getProject().getContentTypeMatcher();
 							for (int i = 0; i < members.length; ++i) {
 								if (members[i] instanceof IFile) {
 									IFile file = (IFile) members[i];
-									IContentType cType = CCorePlugin.getContentType(file.getProject(), file.getName());
+									String name = file.getName();
+									IContentType cType = CCorePlugin.getContentType(file.getProject(), name);
 									if (cType != null && cType.equals(contentType)) {
+										boolean found = false;
+										for (int j = 0; j < celements.length; ++j) {
+											if (celements[j].getElementName().equals(name)
+													&& celements[j].getElementType() == ICElement.C_UNIT) {
+												ITranslationUnit unit = (ITranslationUnit)celements[j];
+												if (!cType.getId().equals(unit.getContentTypeId())) {
+													elementChanged(celements[j]);
+												}
+												found = true;
+												break;
+											}
+										}
+										if (! found) {
 											ICElement newElement = CoreModel.getDefault().create(file);
 											if (newElement != null) {
 												elementAdded(newElement, celement);
@@ -112,6 +125,7 @@ public class ContentTypeProcessor {
 									}
 								}
 							}
+						}
 						for (int i = 0; i < celements.length; ++i) {
 							processContentType(celements[i], contentType, context);
 						}
@@ -126,8 +140,13 @@ public class ContentTypeProcessor {
 				if (contentType.getId().equals(id)) {
 					try {
 						if (! contentType.isAssociatedWith(celement.getElementName(), context)) {
+							IContentType cType = CCorePlugin.getContentType(celement.getCProject().getProject(), celement.getElementName());
+							if (cType != null && isRegisteredContentTypeId(cType.getId())) {
+								elementChanged(celement);
+							} else {
 								elementRemoved(celement, celement.getParent());
 							}
+						}
 					} catch (CoreException e) {
 						//
 					}
@@ -205,6 +224,21 @@ public class ContentTypeProcessor {
 		fManager.releaseCElement(celement);
 	}
 
+	protected void elementChanged(ICElement element) throws CModelException {
+		// For Binary/Archive We can not call close() to do the work
+		// closing will remove the element from the {Binary,Archive}Container
+		// We neef to clear the cache explicitely
+//		if (element instanceof IBinary || element instanceof IArchive) {
+//			closeBinary(element);
+//		} else if (element instanceof Openable) {
+//			close((Openable)element);
+//		}
+//		fCurrentDelta.changed(element, ICElementDelta.F_CONTENT);
+		if (element instanceof IOpenable) {
+			((IOpenable)element).close();
+		}
+		fCurrentDelta.changed(element, ICElementDelta.F_CONTENT);
+	}
 	/**
 	 * Removes the given element from its parents cache of children. If the
 	 * element does not have a parent, or the parent is not currently open,

core/org.eclipse.cdt.core/model/org/eclipse/cdt/internal/core/model/TranslationUnit.java

@@ -27,6 +27,7 @@ import org.eclipse.core.resources.IFile;
 import org.eclipse.core.resources.IResource;
 import org.eclipse.core.runtime.IPath;
 import org.eclipse.core.runtime.IProgressMonitor;
+import org.eclipse.core.runtime.content.IContentType;
 
 /**
  * @see ITranslationUnit
@@ -659,4 +660,15 @@ public class TranslationUnit extends Openable implements ITranslationUnit {
 	protected void setContentTypeID(String id) {
 		fContentTypeID = id;
 	}
+
+	/* (non-Javadoc)
+	 * @see org.eclipse.cdt.internal.core.model.Openable#closing(java.lang.Object)
+	 */
+	protected void closing(Object info) throws CModelException {
+		IContentType cType = CCorePlugin.getContentType(getCProject().getProject(), getElementName());
+		if (cType != null) {
+			setContentTypeID(cType.getId());
+		}
+		super.closing(info);
+	}
 }