Thread: [CIShell-SVN] SF.net SVN: cishell: [201] trunk/clients/gui/org.cishell.reference.gui. datamanager/

SourceForge Headquarters 225 Broadway Suite 1600 San Diego, CA 92101 +1 (858) 422-6466

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;
+    }
+}


This was sent by the SourceForge.net collaborative development platform, the world's largest Open Source development site.




Thread: [CIShell-SVN] SF.net SVN: cishell: [201] trunk/clients/gui/org.cishell.reference.gui. datamanager/

cishell-svn