bundles/org.simantics.modeling.ui/src/org/simantics/modeling/ui/scl/imports/ModuleSelectionDialog.java

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