bundles/org.simantics.scl.ui/src/org/simantics/scl/ui/editor2/SCLModuleSelectionDialog.java

   1 package org.simantics.scl.ui.editor2;
   2
   3 import java.util.Comparator;
   4
   5 import org.eclipse.core.runtime.CoreException;
   6 import org.eclipse.core.runtime.IProgressMonitor;
   7 import org.eclipse.core.runtime.IStatus;
   8 import org.eclipse.core.runtime.Status;
   9 import org.eclipse.jface.dialogs.IDialogSettings;
  10 import org.eclipse.jface.viewers.LabelProvider;
  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.IMemento;
  15 import org.eclipse.ui.dialogs.FilteredItemsSelectionDialog;
  16 import org.eclipse.ui.dialogs.SearchPattern;
  17 import org.simantics.scl.osgi.SCLOsgi;
  18 import org.simantics.scl.ui.Activator;
  19
  20 import gnu.trove.procedure.TObjectProcedure;
  21
  22 public class SCLModuleSelectionDialog extends FilteredItemsSelectionDialog {
  23     private static final String DIALOG_SETTINGS = "SCLModuleSelectionDialogSettings"; //$NON-NLS-1$
  24
  25     public SCLModuleSelectionDialog(Shell shell) {
  26         super(shell, false);
  27         setTitle(Messages.SCLModuleSelectionDialog_ChooseSCLModule);
  28         setSelectionHistory(new ModuleSelectionHistory());
  29         setListLabelProvider(new LabelProvider() {
  30             @Override
  31             public String getText(Object element) {
  32                 if(element == null)
  33                     return ""; //$NON-NLS-1$
  34                 return (String)element;
  35             }
  36         });
  37     }
  38
  39     private class ModuleSelectionHistory extends SelectionHistory {
  40         protected Object restoreItemFromMemento(IMemento element) {
  41             //return element.getString("resource"); //$NON-NLS-1$
  42             return null;
  43         }
  44         protected void storeItemToMemento(Object item, IMemento element) {
  45             //element.putString("resource", item.toString()); //$NON-NLS-1$
  46         }
  47     }
  48
  49     @Override
  50     protected Control createExtendedContentArea(Composite parent) {
  51         return null;
  52     }
  53
  54     protected IDialogSettings getDialogSettings() {
  55          IDialogSettings settings = Activator.getInstance().getDialogSettings().getSection(DIALOG_SETTINGS);
  56          if (settings == null)
  57              settings = Activator.getInstance().getDialogSettings().addNewSection(DIALOG_SETTINGS);
  58          return settings;
  59     }
  60
  61     @Override
  62     protected IStatus validateItem(Object item) {
  63         return Status.OK_STATUS;
  64     }
  65
  66     @Override
  67     protected ItemsFilter createFilter() {
  68         return new ItemsFilter() {
  69             {
  70                 String patternText = getPattern();
  71                 patternMatcher = new SearchPattern();
  72                 if(patternText != null && patternText.length() > 0)
  73                     patternMatcher.setPattern(patternText);
  74                 else
  75                     patternMatcher.setPattern("*"); //$NON-NLS-1$
  76             }
  77
  78             @Override
  79             public boolean matchItem(Object item) {
  80                 String text = item.toString();
  81                 if(getPattern().contains("/")) //$NON-NLS-1$
  82                     return matches(text);
  83                 else {
  84                     int p = text.lastIndexOf('/');
  85                     if(p >= 0)
  86                         text = text.substring(p+1);
  87                     return matches(text);
  88                 }
  89             }
  90
  91             @Override
  92             public boolean isConsistentItem(Object item) {
  93                 return true;
  94             }
  95
  96         };
  97     }
  98
  99     @SuppressWarnings("rawtypes")
 100     @Override
 101     protected Comparator getItemsComparator() {
 102         return new Comparator() {
 103             public int compare(Object arg0, Object arg1) {
 104                 String a = (String)arg0;
 105                 String b = (String)arg1;
 106                 return a.compareTo(b);
 107             }
 108         };
 109     }
 110
 111     @Override
 112     protected void fillContentProvider(AbstractContentProvider contentProvider,
 113             ItemsFilter itemsFilter, IProgressMonitor progressMonitor)
 114                     throws CoreException {
 115         progressMonitor.beginTask(Messages.SCLModuleSelectionDialog_Searching, 1);
 116         SCLOsgi.SOURCE_REPOSITORY.forAllModules(new TObjectProcedure<String>() {
 117             @Override
 118             public boolean execute(String moduleName) {
 119                 contentProvider.add(moduleName, itemsFilter);
 120                 return true;
 121             }
 122         });
 123         progressMonitor.worked(1);
 124         progressMonitor.done();
 125     }
 126
 127     @Override
 128     public String getElementName(Object item) {
 129         return item.toString();
 130     }
 131
 132 }