net.sourceforge.phpeclipse/src/net/sourceforge/phpdt/internal/ui/util/PHPFileSelector.java

   1 package net.sourceforge.phpdt.internal.ui.util;
   2
   3 import net.sourceforge.phpdt.internal.ui.dialogs.ElementListSelectionDialog;
   4 import net.sourceforge.phpeclipse.PHPeclipsePlugin;
   5
   6 import org.eclipse.core.resources.IFile;
   7 import org.eclipse.core.resources.IProject;
   8 import org.eclipse.core.resources.IResource;
   9 import org.eclipse.core.runtime.CoreException;
  10 import org.eclipse.core.runtime.IAdaptable;
  11 import org.eclipse.core.runtime.IPath;
  12 import org.eclipse.core.runtime.Path;
  13 import org.eclipse.jface.util.Assert;
  14 import org.eclipse.jface.viewers.LabelProvider;
  15 import org.eclipse.swt.widgets.Composite;
  16 import org.eclipse.ui.model.IWorkbenchAdapter;
  17
  18 public class PHPFileSelector extends ResourceSelector {
  19         static class FileLabelProvider extends LabelProvider {
  20                 /**
  21                  * Returns the implementation of IWorkbenchAdapter for the given object.
  22                  *
  23                  * @param o
  24                  *            the object to look up.
  25                  * @return IWorkbenchAdapter or <code>null</code> if the adapter is
  26                  *         not defined or the object is not adaptable.
  27                  */
  28                 protected final IWorkbenchAdapter getAdapter(Object o) {
  29                         if (!(o instanceof IAdaptable)) {
  30                                 return null;
  31                         }
  32                         return (IWorkbenchAdapter) ((IAdaptable) o)
  33                                         .getAdapter(IWorkbenchAdapter.class);
  34                 }
  35
  36                 /*
  37                  * @see org.eclipse.jface.viewers.LabelProvider#getText(java.lang.Object)
  38                  */
  39                 public String getText(Object element) {
  40                         if (element instanceof IFile) {
  41                                 // query the element for its label
  42                                 IWorkbenchAdapter adapter = getAdapter(element);
  43                                 if (adapter == null) {
  44                                         return ""; //$NON-NLS-1$
  45                                 }
  46                                 String filename = adapter.getLabel(element);
  47                                 IPath path = ((IFile) element).getFullPath();
  48                                 String filePathname = path != null ? path.toString() : ""; //$NON-NLS-1$
  49                                 return filename + " (" + filePathname + ")";
  50                         }
  51                         return super.getText(element);
  52                 }
  53         }
  54
  55         protected PHPProjectSelector phpProjectSelector;
  56
  57         public PHPFileSelector(Composite parent, PHPProjectSelector aProjectSelector) {
  58                 super(parent);
  59                 Assert.isNotNull(aProjectSelector);
  60                 phpProjectSelector = aProjectSelector;
  61
  62                 browseDialogTitle = "File Selection";
  63         }
  64
  65         protected Object[] getPHPFiles() {
  66                 IProject phpProject = phpProjectSelector.getSelection();
  67                 if (phpProject == null)
  68                         return new Object[0];
  69
  70                 PHPElementVisitor visitor = new PHPElementVisitor();
  71                 try {
  72                         phpProject.accept(visitor);
  73                 } catch (CoreException e) {
  74                         PHPeclipsePlugin.log(e);
  75                 }
  76                 return visitor.getCollectedPHPFiles();
  77         }
  78
  79         public IFile getSelection() {
  80                 String fileName = getSelectionText();
  81                 if (fileName != null && !fileName.equals("")) {
  82                         IPath filePath = new Path(fileName);
  83                         IProject project = phpProjectSelector.getSelection();
  84                         if (project != null && project.exists(filePath))
  85                                 return project.getFile(filePath);
  86                 }
  87
  88                 return null;
  89         }
  90
  91         protected void handleBrowseSelected() {
  92                 // ElementListSelectionDialog dialog = new
  93                 // ElementListSelectionDialog(getShell(), new WorkbenchLabelProvider());
  94                 ElementListSelectionDialog dialog = new ElementListSelectionDialog(
  95                                 getShell(), new FileLabelProvider());
  96
  97                 dialog.setTitle(browseDialogTitle);
  98                 dialog.setMessage(browseDialogMessage);
  99                 dialog.setElements(getPHPFiles());
 100                 dialog.setInitialElementSelections(null);
 101
 102                 if (dialog.open() == ElementListSelectionDialog.OK) {
 103                         textField.setText(((IResource) dialog.getFirstResult())
 104                                         .getProjectRelativePath().toString());
 105                 }
 106         }
 107
 108         protected String validateResourceSelection() {
 109                 IFile selection = getSelection();
 110                 return selection == null ? EMPTY_STRING : selection
 111                                 .getProjectRelativePath().toString();
 112         }
 113 }