intial source from ttp://www.sf.net/projects/wdte

[phpeclipse.git] / archive / net.sourceforge.phpeclipse.js.ui / src / net / sourceforge / phpeclipse / js / ui / views / JSClassesViewContentProvider.java

diff --git a/archive/net.sourceforge.phpeclipse.js.ui/src/net/sourceforge/phpeclipse/js/ui/views/JSClassesViewContentProvider.java b/archive/net.sourceforge.phpeclipse.js.ui/src/net/sourceforge/phpeclipse/js/ui/views/JSClassesViewContentProvider.java
new file mode 100644 (file)
index 0000000..2fb678a
--- /dev/null
+++ b/archive/net.sourceforge.phpeclipse.js.ui/src/net/sourceforge/phpeclipse/js/ui/views/JSClassesViewContentProvider.java
@@ -0,0 +1,116 @@
+/*
+ * Copyright (c) 2003-2004 Alex Fitzpatrick and others.
+ * All rights reserved. This program and the accompanying materials
+ * are made available under the terms of the Common Public License v1.0
+ * which accompanies this distribution, and is available at
+ * http://www.eclipse.org/legal/cpl-v10.html
+ * 
+ * Contributors:
+ *     Alex Fitzpatrick - initial implementation
+ * 
+ * $Id: JSClassesViewContentProvider.java,v 1.1 2004-09-02 18:23:49 jsurfer Exp $
+ */
+
+package net.sourceforge.phpeclipse.js.ui.views;
+
+import net.sourceforge.phpeclipse.js.core.model.JSElement;
+import net.sourceforge.phpeclipse.js.core.parser.JSSyntaxModelFactory;
+
+import org.eclipse.core.resources.IProject;
+import org.eclipse.core.resources.IWorkspace;
+import org.eclipse.core.resources.ResourcesPlugin;
+import org.eclipse.jface.viewers.IStructuredContentProvider;
+import org.eclipse.jface.viewers.ITreeContentProvider;
+import org.eclipse.jface.viewers.Viewer;
+
+/**
+ * Content provider for the JavaScript classes view.
+ */
+class JSClassesViewContentProvider
+       implements IStructuredContentProvider, ITreeContentProvider {
+       private IWorkspace invisibleRoot;
+
+       /*
+        * (non-Javadoc)
+        * 
+        * @see org.eclipse.jface.viewers.IContentProvider#inputChanged(org.eclipse.jface.viewers.Viewer,
+        *      java.lang.Object, java.lang.Object)
+        */
+       public void inputChanged(Viewer v, Object oldInput, Object newInput) {
+       }
+       /*
+        * (non-Javadoc)
+        * 
+        * @see org.eclipse.jface.viewers.IContentProvider#dispose()
+        */
+       public void dispose() {
+       }
+       /*
+        * (non-Javadoc)
+        * 
+        * @see org.eclipse.jface.viewers.IStructuredContentProvider#getElements(java.lang.Object)
+        */
+       public Object[] getElements(Object parent) {
+               if (parent.equals(ResourcesPlugin.getWorkspace())) {
+                       if (invisibleRoot == null)
+                               invisibleRoot = ((IWorkspace) parent);
+                       return getChildren(invisibleRoot);
+               }
+               return getChildren(parent);
+       }
+       /*
+        * (non-Javadoc)
+        * 
+        * @see org.eclipse.jface.viewers.ITreeContentProvider#getParent(java.lang.Object)
+        */
+       public Object getParent(Object child) {
+               if (child instanceof IProject) {
+                       return ((IProject) child).getWorkspace();
+               }
+
+               if (child instanceof JSElement) {
+                       return ((JSElement) child).getParent(child);
+               }
+               return null;
+       }
+       /*
+        * (non-Javadoc)
+        * 
+        * @see org.eclipse.jface.viewers.ITreeContentProvider#getChildren(java.lang.Object)
+        */
+       public Object[] getChildren(Object parent) {
+
+               if (parent instanceof IWorkspace) {
+                       return invisibleRoot.getRoot().getProjects();
+               }
+
+               if (parent instanceof IProject) {
+                       return getClasses((IProject) parent);
+               }
+
+               if (parent instanceof JSElement) {
+                       return ((JSElement) parent).getChildren(parent);
+               }
+
+               return new Object[0];
+       }
+       /**
+        * @param project
+        * @return
+        */
+       private Object[] getClasses(IProject project) {
+               return JSSyntaxModelFactory
+                       .getInstance()
+                       .getContentOutline(project)
+                       .getChildren();
+       }
+
+       /*
+        * (non-Javadoc)
+        * 
+        * @see org.eclipse.jface.viewers.ITreeContentProvider#hasChildren(java.lang.Object)
+        */
+       public boolean hasChildren(Object parent) {
+               return getChildren(parent).length > 0;
+       }
+}