net.sourceforge.phpeclipse/src/net/sourceforge/phpdt/externaltools/variable/SpecificFileResourceComponent.java

   1 package net.sourceforge.phpdt.externaltools.variable;
   2
   3 /**********************************************************************
   4 Copyright (c) 2002 IBM Corp. and others. All rights reserved.
   5 This file is made available under the terms of the Common Public License v1.0
   6 which accompanies this distribution, and is available at
   7 http://www.eclipse.org/legal/cpl-v10.html
   8
   9 Contributors:
  10 **********************************************************************/
  11
  12 import org.eclipse.core.resources.IResource;
  13 import org.eclipse.jface.dialogs.IMessageProvider;
  14 import org.eclipse.jface.viewers.IStructuredSelection;
  15 import org.eclipse.swt.SWT;
  16 import org.eclipse.swt.layout.GridData;
  17 import org.eclipse.swt.widgets.Label;
  18 import net.sourceforge.phpdt.externaltools.internal.model.ToolMessages;
  19
  20 /**
  21  * Visual component to edit the resource type variable
  22  * value for the file location. Variable is limited to a specific
  23  * <code>IFile</code> resource.
  24  * <p>
  25  * This class is not intended to be extended by clients.
  26  * </p>
  27  */
  28 public class SpecificFileResourceComponent extends ResourceComponent {
  29
  30         /**
  31          * Creates an instance
  32          */
  33         public SpecificFileResourceComponent() {
  34                 super();
  35         }
  36
  37         /* (non-Javadoc)
  38          * Method declared on ResourceComponent.
  39          */
  40         protected void createSelectedResourceOption() {
  41                 // Do not present this option...
  42         }
  43
  44         /* (non-Javadoc)
  45          * Method declared on ResourceComponent.
  46          */
  47         protected void createSpecificResourceOption() {
  48                 Label label = new Label(mainGroup, SWT.NONE);
  49                 GridData data = new GridData(GridData.HORIZONTAL_ALIGN_FILL);
  50                 label.setLayoutData(data);
  51                 label.setFont(mainGroup.getFont());
  52                 label.setText(ToolMessages.getString("ResourceComponent.specificResLabel")); //$NON-NLS-1$
  53         }
  54
  55         /* (non-Javadoc)
  56          * Method declared on ResourceComponent.
  57          */
  58         protected boolean validateResourceListSelection() {
  59                 if (resourceList == null)
  60                         return true;
  61
  62                 IStructuredSelection sel = (IStructuredSelection) resourceList.getSelection();
  63                 IResource resource = (IResource) sel.getFirstElement();
  64                 if (resource == null || resource.getType() != IResource.FILE) {
  65                         getPage().setMessage(ToolMessages.getString("ResourceComponent.selectionRequired"), IMessageProvider.WARNING); //$NON-NLS-1$
  66                         setIsValid(false);
  67                         return false;
  68                 }
  69
  70                 return true;
  71         }
  72 }