gerrit.simantics Code Review - simantics/platform.git/blob

   1 package org.simantics.modeling.ui.scl.imports;
   2
   3 import java.util.Collection;
   4 import java.util.Comparator;
   5
   6 import org.eclipse.core.runtime.CoreException;
   7 import org.eclipse.core.runtime.IProgressMonitor;
   8 import org.eclipse.core.runtime.IStatus;
   9 import org.eclipse.core.runtime.Status;
  10 import org.eclipse.jface.dialogs.IDialogSettings;
  11 import org.eclipse.swt.widgets.Composite;
  12 import org.eclipse.swt.widgets.Control;
  13 import org.eclipse.swt.widgets.Shell;
  14 import org.eclipse.ui.dialogs.FilteredItemsSelectionDialog;
  15 import org.eclipse.ui.dialogs.SearchPattern;
  16 import org.simantics.Simantics;
  17 import org.simantics.db.common.procedure.adapter.TransientCacheListener;
  18 import org.simantics.db.exception.DatabaseException;
  19 import org.simantics.db.request.Read;
  20 import org.simantics.modeling.ui.Activator;
  21 import org.simantics.utils.ui.dialogs.ShowError;
  22
  23 public class ModuleSelectionDialog extends FilteredItemsSelectionDialog {
  24
  25     private static final String SCL_MODULE_SELECTION_DIALOG = "SCL_MODULE_SELECTION_DIALOG";
  26
  27     Read<Collection<String>> query;
  28
  29     public ModuleSelectionDialog(Shell shell, Read<Collection<String>> query) {
  30         super(shell, true);
  31         this.query = query;
  32     }
  33
  34     @Override
  35     protected Control createExtendedContentArea(Composite parent) {
  36         return null;
  37     }
  38
  39     @Override
  40     protected IDialogSettings getDialogSettings() {
  41         IDialogSettings settings = Activator.getDefault()
  42                 .getDialogSettings().getSection(SCL_MODULE_SELECTION_DIALOG);
  43         if (settings == null)
  44             settings = Activator.getDefault()
  45             .getDialogSettings().addNewSection(SCL_MODULE_SELECTION_DIALOG);
  46         return settings;
  47     }
  48
  49     @Override
  50     protected IStatus validateItem(Object item) {
  51         return Status.OK_STATUS;
  52     }
  53
  54     @Override
  55     protected ItemsFilter createFilter() {
  56         return new ItemsFilter() {
  57             {
  58                 String patternText = getPattern();
  59                 patternMatcher = new SearchPattern();
  60                 if(patternText != null && patternText.length() > 0)
  61                     patternMatcher.setPattern(patternText);
  62                 else
  63                     patternMatcher.setPattern("*");
  64             }
  65
  66             @Override
  67             public boolean matchItem(Object item) {
  68                 if(getPattern().indexOf('/') > 0)
  69                     return matches((String)item);
  70                 else {
  71                     for(String part : ((String)item).split("/"))
  72                         if(matches(part))
  73                             return true;
  74                     return false;
  75                 }
  76             }
  77
  78             @Override
  79             public boolean isConsistentItem(Object item) {
  80                 return true;
  81             }
  82
  83         };
  84     }
  85
  86     Comparator<String> comparator = new Comparator<String>() {
  87         @Override
  88         public int compare(String o1, String o2) {
  89             return o1.compareTo(o2);
  90         }
  91     };
  92
  93     @SuppressWarnings("rawtypes")
  94     @Override
  95     protected Comparator getItemsComparator() {
  96         return comparator;
  97     }
  98
  99     @Override
 100     protected void fillContentProvider(final AbstractContentProvider contentProvider,
 101             final ItemsFilter itemsFilter, IProgressMonitor progressMonitor)
 102             throws CoreException {
 103         try {
 104             for(String module : Simantics.getSession().syncRequest(query,
 105                     TransientCacheListener.<Collection<String>>instance()))
 106                 contentProvider.add(module, itemsFilter);
 107         } catch (DatabaseException e) {
 108             ShowError.showError("Failed to find modules",
 109                     "Exception was thrown during search for modules", e);
 110             close();
 111         }
 112
 113         if(progressMonitor != null)
 114             progressMonitor.done();
 115     }
 116
 117     @Override
 118     public String getElementName(Object item) {
 119         return (String)item;
 120     }
 121
 122 }