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 net.sourceforge.phpdt.externaltools.internal.model.ToolMessages;
  13
  14 import org.eclipse.core.resources.IResource;
  15 import org.eclipse.jface.dialogs.IMessageProvider;
  16 import org.eclipse.jface.viewers.IStructuredSelection;
  17 import org.eclipse.swt.SWT;
  18 import org.eclipse.swt.layout.GridData;
  19 import org.eclipse.swt.widgets.Label;
  20
  21 /**
  22  * Visual component to edit the resource type variable
  23  * value for the file location. Variable is limited to a specific
  24  * <code>IFile</code> resource.
  25  * <p>
  26  * This class is not intended to be extended by clients.
  27  * </p>
  28  */
  29 public class SpecificFileResourceComponent extends ResourceComponent {
  30
  31         /**
  32          * Creates an instance
  33          */
  34         public SpecificFileResourceComponent() {
  35                 super();
  36         }
  37
  38         /* (non-Javadoc)
  39          * Method declared on ResourceComponent.
  40          */
  41         protected void createSelectedResourceOption() {
  42                 // Do not present this option...
  43         }
  44
  45         /* (non-Javadoc)
  46          * Method declared on ResourceComponent.
  47          */
  48         protected void createSpecificResourceOption() {
  49                 Label label = new Label(mainGroup, SWT.NONE);
  50                 GridData data = new GridData(GridData.HORIZONTAL_ALIGN_FILL);
  51                 label.setLayoutData(data);
  52                 label.setFont(mainGroup.getFont());
  53                 label.setText(ToolMessages.getString("ResourceComponent.specificResLabel")); //$NON-NLS-1$
  54         }
  55
  56         /* (non-Javadoc)
  57          * Method declared on ResourceComponent.
  58          */
  59         protected boolean validateResourceListSelection() {
  60                 if (resourceList == null)
  61                         return true;
  62
  63                 IStructuredSelection sel = (IStructuredSelection) resourceList.getSelection();
  64                 IResource resource = (IResource) sel.getFirstElement();
  65                 if (resource == null || resource.getType() != IResource.FILE) {
  66                         getPage().setMessage(ToolMessages.getString("ResourceComponent.selectionRequired"), IMessageProvider.WARNING); //$NON-NLS-1$
  67                         setIsValid(false);
  68                         return false;
  69                 }
  70
  71                 return true;
  72         }
  73 }