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[CIShell-SVN] SF.net SVN: cishell: [201] trunk/clients/gui/org.cishell.reference.gui. datamanager/src/org/cishell/reference/gui/datamanager
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From: <bea...@us...> - 2006-09-19 14:02:42
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Revision: 201
http://svn.sourceforge.net/cishell/?rev=201&view=rev
Author: bearsfan
Date: 2006-09-19 07:02:36 -0700 (Tue, 19 Sep 2006)
Log Message:
-----------
Direct conversion of the previous version of the data manager viewer required some external helper classes.
Added Paths:
-----------
trunk/clients/gui/org.cishell.reference.gui.datamanager/src/org/cishell/reference/gui/datamanager/DataGUIItem.java
trunk/clients/gui/org.cishell.reference.gui.datamanager/src/org/cishell/reference/gui/datamanager/DataTreeContentProvider.java
trunk/clients/gui/org.cishell.reference.gui.datamanager/src/org/cishell/reference/gui/datamanager/DataTreeLabelProvider.java
Added: trunk/clients/gui/org.cishell.reference.gui.datamanager/src/org/cishell/reference/gui/datamanager/DataGUIItem.java
===================================================================
--- trunk/clients/gui/org.cishell.reference.gui.datamanager/src/org/cishell/reference/gui/datamanager/DataGUIItem.java (rev 0)
+++ trunk/clients/gui/org.cishell.reference.gui.datamanager/src/org/cishell/reference/gui/datamanager/DataGUIItem.java 2006-09-19 14:02:36 UTC (rev 201)
@@ -0,0 +1,145 @@
+/*
+ * InfoVis CyberInfrastructure: A Data-Code-Compute Resource for Research
+ * and Education in Information Visualization (http://iv.slis.indiana.edu/).
+ *
+ * Created on Feb 19, 2005 at Indiana University.
+ */
+package org.cishell.reference.gui.datamanager;
+
+import java.io.File;
+import java.util.ArrayList;
+import java.util.HashMap;
+import java.util.List;
+import java.util.Map;
+
+import org.cishell.framework.data.Data;
+import org.cishell.framework.data.DataProperty;
+import org.eclipse.core.runtime.Platform;
+import org.eclipse.swt.graphics.Image;
+import org.eclipse.ui.plugin.AbstractUIPlugin;
+
+
+/**
+ * DataModelGUIItem is a wrapper of a DataModel which is used by the
+ * DataModelTreeView to hold the items in the TreeView. It adds to the
+ * DataModel the notion of having parent and children DataModelTreeItems
+ * and keeps track of this information for usage by the TreeView.
+ *
+ * @author Team IVC
+ */
+public class DataGUIItem {
+
+ private String brandPluginID;
+
+ //images for the defined types
+ private Image matrixIcon;
+ private Image treeIcon;
+ private Image networkIcon;
+ private Image unknownIcon;
+
+ private Map typeToImageMapping;
+
+ private List children;
+ private Data data;
+ private DataGUIItem parent;
+
+
+ /**
+ * Creates a new DataModelGUIItem object.
+ *
+ * @param model the DataModel this DataModelGUIItem is using
+ * @param parent the parent DataModelGUIItem of this DataModelGUIItem
+ */
+ public DataGUIItem(Data data, DataGUIItem parent, String brandPluginID) {
+ this.data = data;
+ this.parent = parent;
+ children = new ArrayList();
+
+ this.brandPluginID = brandPluginID;
+ matrixIcon = createImage("table.png", this.brandPluginID);
+ treeIcon = createImage("tree.png", this.brandPluginID);
+ networkIcon = createImage("network.png", this.brandPluginID);
+ unknownIcon = createImage("unknown.png", this.brandPluginID);
+
+ typeToImageMapping = new HashMap();
+ registerImage(DataProperty.OTHER_TYPE, unknownIcon);
+ registerImage(DataProperty.MATRIX_TYPE, matrixIcon);
+ registerImage(DataProperty.NETWORK_TYPE, networkIcon);
+ registerImage(DataProperty.TREE_TYPE, treeIcon);
+ }
+
+ /**
+ * Returns the DataModel used by this DataModelGUIItem
+ *
+ * @return the DataModel used by this DataModelGUIItem
+ */
+ public Data getModel() {
+ return data;
+ }
+
+ /**
+ * Returns the parent DataModelGUIItem of this DataModelGUIItem, or
+ * null if this is the root item.
+ *
+ * @return the parent DataModelGUIItem of this DataModelGUIItem, or
+ * null if this is the root item
+ */
+ public DataGUIItem getParent() {
+ return parent;
+ }
+
+ /**
+ * Adds the given DataModelGUIItem as a child of this DataModelGUIItem
+ *
+ * @param item the new child of this DataModelGUIItem
+ */
+ public void addChild(DataGUIItem item) {
+ children.add(item);
+ }
+
+ /**
+ * Returns an array of all of the children of this DataModelGUIItem
+ *
+ * @return an array of all of the children of this DataModelGUIItem
+ */
+ public Object[] getChildren() {
+ return children.toArray();
+ }
+
+ /**
+ * Removes the given DataModelGUIItem from the collection of children
+ * of this DataModelGUIItem.
+ *
+ * @param item the child of this DataModelGUIItem to remove
+ */
+ public void removeChild(DataGUIItem item) {
+ children.remove(item);
+ }
+
+ /**
+ * Returns the icon associated with this DataModel for display in IVC.
+ *
+ * @return the icon associated with this DataModel for display in IVC
+ */
+ public Image getIcon(){
+ Image icon = (Image)typeToImageMapping.get(data.getMetaData().get(DataProperty.TYPE));
+ if(icon == null) icon = unknownIcon;
+ return icon;
+ }
+
+ public void registerImage(String type, Image image){
+ typeToImageMapping.put(type, image);
+ }
+
+ public static Image createImage(String name, String brandPluginID){
+ if(Platform.isRunning()){
+ return AbstractUIPlugin.
+ imageDescriptorFromPlugin(brandPluginID,
+ File.separator + "icons" + File.separator + name).
+ createImage();
+ }
+ else {
+ return null;
+ }
+ }
+}
Added: trunk/clients/gui/org.cishell.reference.gui.datamanager/src/org/cishell/reference/gui/datamanager/DataTreeContentProvider.java
===================================================================
--- trunk/clients/gui/org.cishell.reference.gui.datamanager/src/org/cishell/reference/gui/datamanager/DataTreeContentProvider.java (rev 0)
+++ trunk/clients/gui/org.cishell.reference.gui.datamanager/src/org/cishell/reference/gui/datamanager/DataTreeContentProvider.java 2006-09-19 14:02:36 UTC (rev 201)
@@ -0,0 +1,95 @@
+/*
+ * InfoVis CyberInfrastructure: A Data-Code-Compute Resource for Research
+ * and Education in Information Visualization (http://iv.slis.indiana.edu/).
+ *
+ * Created on Feb 19, 2005 at Indiana University.
+ */
+package org.cishell.reference.gui.datamanager;
+
+import org.eclipse.jface.viewers.ITreeContentProvider;
+import org.eclipse.jface.viewers.Viewer;
+
+
+/**
+ * ContentProvider for the DataModel TreeView. This class is used to form
+ * the structure of the tree that is displayed based on the relationships between
+ * the DataModelTreeItems within it.
+ *
+ * @author Team IVC
+ */
+public class DataTreeContentProvider implements ITreeContentProvider {
+ private static final Object[] EMPTY_ARRAY = new Object[0];
+
+ /**
+ * Returns the children of the given TreeView element. This parentElement
+ * should be a DataModelGUIItem
+ *
+ * @param parentElement the TreeView element to find the children of
+ *
+ * @return Returns the children of the given TreeView element
+ */
+ public Object[] getChildren(Object parentElement) {
+ if (parentElement instanceof DataGUIItem) {
+ return ((DataGUIItem) parentElement).getChildren();
+ }
+
+ return EMPTY_ARRAY;
+ }
+
+ /**
+ * Gets the parent of the given TreeView element. This element should be
+ * a DataModelGUIItem
+ *
+ * @param element the element to find the parent of
+ *
+ * @return the parent of the given TreeView element
+ */
+ public Object getParent(Object element) {
+ if (element instanceof DataGUIItem) {
+ return ((DataGUIItem) element).getParent();
+ }
+
+ return null;
+ }
+
+ /**
+ * Determines whether or not the given TreeView element has any children.
+ *
+ * @param element the TreeView element to find the children for.
+ *
+ * @return true if the given element has children, false if not.
+ */
+ public boolean hasChildren(Object element) {
+ return getChildren(element).length > 0;
+ }
+
+ /**
+ * Returns an array of the elements to display in the TreeViewer
+ *
+ * @param inputElement the root element of the TreeViewer
+ *
+ * @return an array of the elements to display in the TreeViewer
+ */
+ public Object[] getElements(Object inputElement) {
+ return getChildren(inputElement);
+ }
+
+ /**
+ * Does nothing.
+ */
+ public void dispose() {}
+
+ /**
+ * Does nothing.
+ *
+ * This method could be used to notify this content provider that
+ * the given viewer's input has been switched to a different element.
+ *
+ * @param viewer the viewer
+ * @param oldInput the old input element, or <code>null</code> if the viewer
+ * did not previously have an input
+ * @param newInput the new input element, or <code>null</code> if the viewer
+ * does not have an input
+ */
+ public void inputChanged(Viewer viewer, Object oldInput, Object newInput) {}
+}
Added: trunk/clients/gui/org.cishell.reference.gui.datamanager/src/org/cishell/reference/gui/datamanager/DataTreeLabelProvider.java
===================================================================
--- trunk/clients/gui/org.cishell.reference.gui.datamanager/src/org/cishell/reference/gui/datamanager/DataTreeLabelProvider.java (rev 0)
+++ trunk/clients/gui/org.cishell.reference.gui.datamanager/src/org/cishell/reference/gui/datamanager/DataTreeLabelProvider.java 2006-09-19 14:02:36 UTC (rev 201)
@@ -0,0 +1,63 @@
+/*
+ * InfoVis CyberInfrastructure: A Data-Code-Compute Resource for Research
+ * and Education in Information Visualization (http://iv.slis.indiana.edu/).
+ *
+ * Created on Feb 19, 2005 at Indiana University.
+ */
+package org.cishell.reference.gui.datamanager;
+
+import org.cishell.framework.data.Data;
+import org.cishell.framework.data.DataProperty;
+import org.eclipse.jface.viewers.LabelProvider;
+import org.eclipse.swt.graphics.Image;
+
+
+/**
+ * LabelProvider for the DataModelTreeView used to represent DataModels in IVC.
+ *
+ * @author Team IVC
+ */
+public class DataTreeLabelProvider extends LabelProvider {
+
+ /**
+ * Returns the Image associated with the given element that should be
+ * displayed in the Tree.
+ *
+ * @param element the element in the DataModelTreeView for which to
+ * return the associated Image.
+ *
+ * @return the Image associated with the given element that should be
+ * displayed in the Tree
+ */
+ public Image getImage(Object element) {
+ if (element instanceof DataGUIItem) {
+ return ((DataGUIItem) element).getIcon();
+ }
+
+ return null;
+ }
+
+ /**
+ * Returns the text to display for the given DataModelTreeView element. This
+ * is the label of the DataModel which the element represents.
+ *
+ * @param element the element in the DataModelTreeView to find the text
+ * to display.
+ *
+ * @return the text to display for the given DataModelTreeView element
+ */
+ public String getText(Object element) {
+ if (element instanceof DataGUIItem) {
+ Data model = ((DataGUIItem) element).getModel();
+ String label = (String) model.getMetaData().get(DataProperty.LABEL);
+ Boolean modified = (Boolean)model.getMetaData().get(DataProperty.MODIFIED);
+ if(modified != null && modified.booleanValue()){
+ label = ">" + label;
+ }
+
+ return label;
+ }
+
+ return null;
+ }
+}
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