1 files changed, 260 insertions, 0 deletions
diff --git a/org.eclipse.ui.externaltools/External Tools Base/org/eclipse/ui/externaltools/variable/ResourceComponent.java b/org.eclipse.ui.externaltools/External Tools Base/org/eclipse/ui/externaltools/variable/ResourceComponent.java
new file mode 100644
index 000000000..9f97e8fb2
--- /dev/null
+++ b/org.eclipse.ui.externaltools/External Tools Base/org/eclipse/ui/externaltools/variable/ResourceComponent.java
@@ -0,0 +1,260 @@
+package org.eclipse.ui.externaltools.variable;
+
+/**********************************************************************
+Copyright (c) 2002 IBM Corp. and others. All rights reserved.
+This file is 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:
+**********************************************************************/
+
+import org.eclipse.core.resources.IResource;
+import org.eclipse.core.resources.ResourcesPlugin;
+import org.eclipse.jface.dialogs.IMessageProvider;
+import org.eclipse.jface.viewers.ISelectionChangedListener;
+import org.eclipse.jface.viewers.IStructuredSelection;
+import org.eclipse.jface.viewers.SelectionChangedEvent;
+import org.eclipse.jface.viewers.StructuredSelection;
+import org.eclipse.jface.viewers.TreeViewer;
+import org.eclipse.swt.SWT;
+import org.eclipse.swt.events.SelectionAdapter;
+import org.eclipse.swt.events.SelectionEvent;
+import org.eclipse.swt.layout.GridData;
+import org.eclipse.swt.layout.GridLayout;
+import org.eclipse.swt.widgets.Button;
+import org.eclipse.swt.widgets.Composite;
+import org.eclipse.swt.widgets.Control;
+import org.eclipse.swt.widgets.Group;
+import org.eclipse.swt.widgets.Tree;
+import org.eclipse.ui.externaltools.group.IGroupDialogPage;
+import org.eclipse.ui.externaltools.internal.model.ToolMessages;
+import org.eclipse.ui.externaltools.model.ToolUtil;
+import org.eclipse.ui.model.WorkbenchContentProvider;
+import org.eclipse.ui.model.WorkbenchLabelProvider;
+
+/**
+ * Visual component to edit the resource type variable
+ * value.
+ * <p>
+ * This class is not intended to be extended by clients.
+ * </p>
+ */
+public class ResourceComponent implements IVariableComponent {
+	private IGroupDialogPage page;
+	private boolean isValid = true;
+	
+	protected Group mainGroup;
+	protected Button selectedResourceButton;
+	protected Button specificResourceButton;
+	protected TreeViewer resourceList;
+	
+	/**
+	 * Creates the component
+	 */
+	public ResourceComponent() {
+		super();
+	}
+
+	/* (non-Javadoc)
+	 * Method declared on IVariableComponent.
+	 */
+	public void createContents(Composite parent, String varTag, IGroupDialogPage page) {
+		this.page = page;
+		
+		// main composite
+		mainGroup = new Group(parent, SWT.NONE);
+		GridLayout layout = new GridLayout();
+		layout.marginWidth = 0;
+		layout.marginHeight = 0;
+		layout.numColumns = 1;
+		GridData gridData = new GridData(GridData.FILL_BOTH);
+		mainGroup.setLayout(layout);
+		mainGroup.setLayoutData(gridData);
+		mainGroup.setText(ToolUtil.buildVariableTag(varTag, null));
+		
+		createSelectedResourceOption();
+		createSpecificResourceOption();
+		createResourceList();
+		
+		updateResourceListEnablement();
+	}
+
+	/**
+	 * Creates the list of resources.
+	 */
+	protected void createResourceList() {
+		Tree tree = new Tree(mainGroup, SWT.SINGLE | SWT.BORDER);
+		GridData data = new GridData(GridData.FILL_BOTH);
+		data.heightHint = tree.getItemHeight() * getInitialVisibleItemCount();
+		tree.setLayoutData(data);
+		
+		resourceList = new TreeViewer(tree);
+		resourceList.addSelectionChangedListener(new ISelectionChangedListener() {
+			public void selectionChanged(SelectionChangedEvent event) {
+				validateResourceListSelection();
+			}
+		});
+		resourceList.setContentProvider(new WorkbenchContentProvider());
+		resourceList.setLabelProvider(new WorkbenchLabelProvider());
+		resourceList.setInput(ResourcesPlugin.getWorkspace().getRoot());
+	}
+	
+	/**
+	 * Creates the option button for using the selected
+	 * resource.
+	 */
+	protected void createSelectedResourceOption() {
+		selectedResourceButton = new Button(mainGroup, SWT.RADIO);
+		selectedResourceButton.setText(ToolMessages.getString("ResourceComponent.selectedResLabel")); //$NON-NLS-1$
+		GridData data = new GridData(GridData.HORIZONTAL_ALIGN_FILL);
+		selectedResourceButton.setLayoutData(data);
+		selectedResourceButton.setSelection(true);
+	}
+	
+	/**
+	 * Creates the option button for using a specific
+	 * resource.
+	 */
+	protected void createSpecificResourceOption() {
+		specificResourceButton = new Button(mainGroup, SWT.RADIO);
+		specificResourceButton.setText(ToolMessages.getString("ResourceComponent.specificResLabel")); //$NON-NLS-1$
+		GridData data = new GridData(GridData.HORIZONTAL_ALIGN_FILL);
+		specificResourceButton.setLayoutData(data);
+		specificResourceButton.setSelection(false);
+		
+		specificResourceButton.addSelectionListener(new SelectionAdapter() {
+			public void widgetSelected(SelectionEvent e) {
+				updateResourceListEnablement();
+			}
+		});
+	}
+	
+	/* (non-Javadoc)
+	 * Method declared on IVariableComponent.
+	 */
+	public Control getControl() {
+		return mainGroup;
+	}
+
+	/**
+	 * Returns the dialog page this component is part of
+	 */
+	protected final IGroupDialogPage getPage() {
+		return page;
+	}
+	
+	/* (non-Javadoc)
+	 * Method declared on IVariableComponent.
+	 */
+	public String getVariableValue() {
+		if (selectedResourceButton != null && selectedResourceButton.getSelection())
+			return null;
+		
+		if (resourceList != null) {
+			IStructuredSelection sel = (IStructuredSelection) resourceList.getSelection();
+			IResource resource = (IResource) sel.getFirstElement();
+			if (resource != null)
+				return resource.getFullPath().toString();
+		}
+		
+		return null;
+	}
+
+	/**
+	 * Returns the number of items to be visible in the
+	 * resource list. This will determine the initial height.
+	 */
+	protected int getInitialVisibleItemCount() {
+		return 10;
+	}
+	
+	/* (non-Javadoc)
+	 * Method declared on IVariableComponent.
+	 */
+	public boolean isValid() {
+		return isValid;
+	}
+
+	/**
+	 * Sets whether the component's values are all valid.
+	 * Updates the components's page valid state. No action
+	 * taken if new valid state same as current one.
+	 * 
+	 * @param isValid <code>true</code> if all values valid,
+	 * 		<code>false</code> otherwise
+	 */
+	protected final void setIsValid(boolean isValid) {
+		if (this.isValid != isValid) {
+			this.isValid = isValid;
+			this.page.updateValidState();
+		}
+	}
+	
+	/**
+	 * Updates the enablement of the resource list if needed
+	 */
+	protected void updateResourceListEnablement() {
+		if (specificResourceButton != null && resourceList != null)
+			resourceList.getTree().setEnabled(specificResourceButton.getSelection());
+	}
+	
+	/* (non-Javadoc)
+	 * Method declared on IVariableComponent.
+	 */
+	public void setVariableValue(String varValue) {
+		if (varValue == null || varValue.length() == 0) {
+			if (selectedResourceButton != null)
+				selectedResourceButton.setSelection(true);
+			if (specificResourceButton != null)
+				specificResourceButton.setSelection(false);
+			if (resourceList != null)
+				resourceList.getTree().setEnabled(false);
+		} else {
+			if (selectedResourceButton != null)
+				selectedResourceButton.setSelection(false);
+			if (specificResourceButton != null)
+				specificResourceButton.setSelection(true);
+			if (resourceList != null) {
+				resourceList.getTree().setEnabled(true);
+				IResource member = ResourcesPlugin.getWorkspace().getRoot().findMember(varValue);
+				if (member != null)
+					resourceList.setSelection(new StructuredSelection(member), true);
+				else
+					resourceList.setSelection(StructuredSelection.EMPTY);
+			}
+		}
+	}
+	
+	/* (non-Javadoc)
+	 * Method declared on IVariableComponent.
+	 */
+	public void validate() {
+		if (specificResourceButton != null && specificResourceButton.getSelection()) {
+			validateResourceListSelection();
+		}
+
+		getPage().setMessage(null, IMessageProvider.NONE);
+		setIsValid(true);
+	}
+
+	/**
+	 * Returns whether that the resource list selection is valid.
+	 * If the list was not created, returns <code>true</code>.
+	 * 
+	 * @return <code>true</code> to continue validating other
+	 * 	fields, <code>false</code> to stop.
+	 */
+	protected boolean validateResourceListSelection() {
+		if (resourceList == null)
+			return true;
+			
+		if (resourceList.getSelection().isEmpty()) {
+			getPage().setMessage(ToolMessages.getString("ResourceComponent.selectionRequired"), IMessageProvider.WARNING); //$NON-NLS-1$
+			setIsValid(false);
+			return false;
+		}
+		
+		return true;
+	}
+}