Migrated source code from Simantics SVN

[simantics/platform.git] / bundles / org.simantics.document.linking.ui / src / org / simantics / document / linking / views / ModelToComboListener.java

diff --git a/bundles/org.simantics.document.linking.ui/src/org/simantics/document/linking/views/ModelToComboListener.java b/bundles/org.simantics.document.linking.ui/src/org/simantics/document/linking/views/ModelToComboListener.java
new file mode 100644 (file)
index 0000000..31adf98
--- /dev/null
+++ b/bundles/org.simantics.document.linking.ui/src/org/simantics/document/linking/views/ModelToComboListener.java
@@ -0,0 +1,83 @@
+package org.simantics.document.linking.views;\r
+\r
+import java.util.ArrayList;\r
+import java.util.Collection;\r
+import java.util.Collections;\r
+import java.util.List;\r
+\r
+import org.eclipse.swt.custom.CCombo;\r
+import org.eclipse.swt.widgets.Display;\r
+import org.simantics.db.Resource;\r
+import org.simantics.db.common.NamedResource;\r
+\r
+public abstract class ModelToComboListener implements org.simantics.db.procedure.Listener<Collection<NamedResource>> {\r
+       \r
+       /**\r
+        * \r
+        */\r
+       private CCombo combo;\r
+       private boolean disposed = false;\r
+       \r
+       public ModelToComboListener(CCombo combo) {\r
+               this.combo = combo;\r
+       }\r
+       \r
+       public abstract Resource getCurrentModel();\r
+       \r
+       @Override\r
+       public void execute(final Collection<NamedResource> result) {\r
+               Display.getDefault().asyncExec(new Runnable() {\r
+                       \r
+                       @Override\r
+                       public void run() {\r
+                               if(combo.isDisposed()) {\r
+                                       disposed = true;\r
+                                       return;\r
+                               }\r
+                               \r
+                               List<NamedResource> models = new ArrayList<NamedResource>();\r
+                               models.addAll(result);\r
+                               Collections.sort(models);\r
+                               \r
+                               int index = -1;\r
+                               \r
+                               //populate the combo\r
+                               combo.removeAll();\r
+                               index = -1;\r
+                               int i = 0; \r
+                               for (NamedResource model : models) {\r
+                                       combo.add(model.getName());\r
+                                       combo.setData(Integer.toString(i), model.getResource());\r
+                                       if (model.getResource().equals(getCurrentModel()))\r
+                                               index = i;\r
+                                       i++;\r
+                               }\r
+                               \r
+                               // restore the selection\r
+                               if (index >= 0) {\r
+                                       combo.select(index);\r
+                               }\r
+                               loaded();\r
+                       }\r
+               });\r
+               \r
+       }\r
+       \r
+       public void loaded() {\r
+               \r
+       }\r
+       \r
+       @Override\r
+       public void exception(Throwable t) {\r
+               \r
+       }\r
+       \r
+       @Override\r
+       public boolean isDisposed() {\r
+               return disposed || combo.isDisposed();\r
+       }\r
+       \r
+       public void dispose() {\r
+               disposed = true;\r
+       }\r
+}
\ No newline at end of file