org.simantics.proconf.processeditor/src/fi/vtt/simantics/processeditor/dialogs/LibraryComponentDialog.java

   1 package fi.vtt.simantics.processeditor.dialogs;\r
   2 \r
   3 import java.util.ArrayList;\r
   4 import java.util.Collection;\r
   5 import java.util.Stack;\r
   6 \r
   7 import org.eclipse.jface.dialogs.Dialog;\r
   8 import org.eclipse.jface.dialogs.IDialogConstants;\r
   9 import org.eclipse.swt.SWT;\r
  10 import org.eclipse.swt.events.SelectionEvent;\r
  11 import org.eclipse.swt.events.SelectionListener;\r
  12 import org.eclipse.swt.layout.GridData;\r
  13 import org.eclipse.swt.widgets.Composite;\r
  14 import org.eclipse.swt.widgets.Control;\r
  15 import org.eclipse.swt.widgets.Label;\r
  16 import org.eclipse.swt.widgets.List;\r
  17 import org.eclipse.swt.widgets.Shell;\r
  18 import org.simantics.db.Graph;\r
  19 import org.simantics.db.GraphRequestAdapter;\r
  20 import org.simantics.db.GraphRequestStatus;\r
  21 import org.simantics.db.Resource;\r
  22 import org.simantics.db.Session;\r
  23 import org.simantics.layer0.utils.EntityFactory;\r
  24 import org.simantics.layer0.utils.IEntity;\r
  25 import org.simantics.proconf.ui.ProConfUI;\r
  26 import org.simantics.utils.ErrorLogger;\r
  27 \r
  28 import fi.vtt.simantics.processeditor.ProcessResource;\r
  29 \r
  30 public class LibraryComponentDialog extends Dialog{ \r
  31         \r
  32          private List typeList;\r
  33      private Resource selectedType = null;\r
  34      private Session session;\r
  35      private String title;\r
  36      \r
  37      private Resource primaryType;\r
  38      private Collection<Resource> requiredTypes = new ArrayList<Resource>();\r
  39      private Collection<Resource> filteredTypes = new ArrayList<Resource>();\r
  40      \r
  41      public LibraryComponentDialog(Shell shell, Session session, Resource primaryType, String title) {\r
  42          super(shell);\r
  43          assert(title != null);\r
  44          this.session = session;\r
  45          this.title = title;\r
  46          this.primaryType = primaryType;\r
  47      }\r
  48      \r
  49      \r
  50      protected void setFilter(Collection<Resource> filter) {\r
  51          this.filteredTypes = filter;\r
  52      }\r
  53      \r
  54      protected void setRequired(Collection<Resource> required) {\r
  55          this.requiredTypes = required;\r
  56      }\r
  57      \r
  58      \r
  59      @Override\r
  60      protected void configureShell(Shell newShell) {\r
  61          \r
  62          super.configureShell(newShell);\r
  63          newShell.setText(title);\r
  64      }\r
  65 \r
  66      public Resource getComboValue() {\r
  67          return selectedType;\r
  68      }\r
  69      \r
  70      protected Control createDialogArea(Composite parent) {\r
  71          Composite composite = (Composite) super.createDialogArea(parent);\r
  72          \r
  73          Label label = new Label(composite, SWT.WRAP);\r
  74          label.setText("Select Component");\r
  75          GridData data = new GridData(GridData.GRAB_HORIZONTAL\r
  76                  | GridData.GRAB_VERTICAL | GridData.HORIZONTAL_ALIGN_FILL\r
  77                  | GridData.VERTICAL_ALIGN_CENTER);\r
  78          data.widthHint = convertHorizontalDLUsToPixels(IDialogConstants.MINIMUM_MESSAGE_AREA_WIDTH);\r
  79          label.setLayoutData(data);\r
  80          label.setFont(parent.getFont());\r
  81          // TODO : list populating is done in random order; change to alphabetic\r
  82          typeList = new List(composite, SWT.BORDER | SWT.SINGLE | SWT.READ_ONLY | SWT.V_SCROLL);\r
  83          typeList.setLayoutData(new GridData(GridData.GRAB_HORIZONTAL | GridData.HORIZONTAL_ALIGN_FILL));\r
  84          \r
  85          typeList.addSelectionListener(new SelectionListener() {\r
  86              public void widgetSelected(SelectionEvent e) {\r
  87                  String key = typeList.getItem(typeList.getSelectionIndex());\r
  88                  selectedType = (Resource) typeList.getData(key);\r
  89              }\r
  90              public void widgetDefaultSelected(SelectionEvent e) {\r
  91              }\r
  92          });\r
  93          getShell().setText(title + " loading...");\r
  94          session.asyncRead(new GraphRequestAdapter() {\r
  95                 @Override\r
  96                 public GraphRequestStatus perform(Graph g) throws Exception {\r
  97                         loadComponents(g);\r
  98                         return GraphRequestStatus.transactionComplete();\r
  99                 }\r
 100                 \r
 101                 @Override\r
 102                 public void requestCompleted(GraphRequestStatus status) {\r
 103                         getDialogArea().getDisplay().asyncExec(new Runnable() {\r
 104                                 @Override\r
 105                                 public void run() {\r
 106                                         getShell().setText(title);\r
 107                                         if (selectedType == null) {\r
 108                                 typeList.select(0);\r
 109                                 selectedType = (Resource)typeList.getData(typeList.getItem(0));\r
 110                             }\r
 111                                 }\r
 112                                 \r
 113                         });\r
 114                 }\r
 115          });\r
 116 \r
 117          GridData data2 = new GridData(GridData.GRAB_HORIZONTAL\r
 118                  | GridData.GRAB_VERTICAL | GridData.HORIZONTAL_ALIGN_FILL\r
 119                  | GridData.VERTICAL_ALIGN_FILL);\r
 120          data2.widthHint = convertHorizontalDLUsToPixels(IDialogConstants.MINIMUM_MESSAGE_AREA_WIDTH);\r
 121          data2.heightHint = 200;\r
 122          typeList.setLayoutData(data2);\r
 123          typeList.setFont(parent.getFont());\r
 124          \r
 125          typeList.showSelection();\r
 126          \r
 127          applyDialogFont(composite);\r
 128          return composite;\r
 129      }\r
 130      \r
 131      private void loadComponents(Graph g) {\r
 132                 Resource projectResource = ProConfUI.getProject().getResource();\r
 133                 Stack<Resource> handling = new Stack<Resource>();\r
 134                 handling.push(projectResource);\r
 135                 while (!handling.isEmpty()) {\r
 136                         final Resource node = handling.pop();\r
 137                         if (g.isInstanceOf(node,primaryType)) {\r
 138                                 IEntity equipment = EntityFactory.create(g, node);\r
 139                                 Collection<IEntity> graphics = equipment\r
 140                                                 .getRelatedObjects(ProcessResource.plant3Dresource.HasGraphics);\r
 141                                 if (graphics.size() != 1) {\r
 142                                         ErrorLogger.defaultLogError("Equipment "\r
 143                                                         + equipment.getName() + " has " + graphics.size()\r
 144                                                         + " + graphical representation!", null);\r
 145                                 } else {\r
 146                                         boolean add = true;\r
 147                                         for (Resource r : requiredTypes) {\r
 148                                                 if (!equipment.isInstanceOf(r)) {\r
 149                                                         add = false;\r
 150                                                         break;\r
 151                                                 }\r
 152                                         }\r
 153                                         if (add) {\r
 154                                                 for (Resource r : filteredTypes) {\r
 155                                                         if (equipment.isInstanceOf(r)) {\r
 156                                                                 add = false;\r
 157                                                                 break;\r
 158                                                         }\r
 159                                                 }\r
 160                                         }\r
 161                                         if (add) {\r
 162                                                 final String name = equipment.getName();\r
 163                                                 getDialogArea().getDisplay().asyncExec(new Runnable() {\r
 164                                                         public void run() {\r
 165                                                                 // List won't work with two ore more same names.\r
 166                                                                 if (typeList.getData(name)!= null) {\r
 167                                                                         String n = new String(name);\r
 168                                                                         int i = 1;\r
 169                                                                         while (true) {\r
 170                                                                                 n = name +"("+i+")";\r
 171                                                                                 if (typeList.getData(n)== null) {\r
 172                                                                                         typeList.add(n);\r
 173                                                                                         typeList.setData(n, node);\r
 174                                                                                         break;\r
 175                                                                                 }\r
 176                                                                         }\r
 177                                                                 } else {\r
 178                                                                         typeList.add(name);\r
 179                                                                         typeList.setData(name, node);\r
 180                                                                 }\r
 181                                                         }\r
 182                                                 });\r
 183                                         }\r
 184                                 }\r
 185                         } else {\r
 186                                 handling.addAll(g.getObjects(node,\r
 187                                                 ProcessResource.builtins.ConsistsOf));\r
 188                         }\r
 189 \r
 190                 }\r
 191                 \r
 192         }\r
 193         \r
 194 \r
 195 }\r