Migrated source code from Simantics SVN

[simantics/platform.git] / bundles / org.simantics.ui / src / org / simantics / ui / workbench / dialogs / ResourceSelectionDialog.java

diff --git a/bundles/org.simantics.ui/src/org/simantics/ui/workbench/dialogs/ResourceSelectionDialog.java b/bundles/org.simantics.ui/src/org/simantics/ui/workbench/dialogs/ResourceSelectionDialog.java
new file mode 100644 (file)
index 0000000..96d8cf7
--- /dev/null
+++ b/bundles/org.simantics.ui/src/org/simantics/ui/workbench/dialogs/ResourceSelectionDialog.java
@@ -0,0 +1,158 @@
+/*******************************************************************************\r
+ * Copyright (c) 2007, 2010 Association for Decentralized Information Management\r
+ * in Industry THTH ry.\r
+ * All rights reserved. This program and the accompanying materials\r
+ * are made available under the terms of the Eclipse Public License v1.0\r
+ * which accompanies this distribution, and is available at\r
+ * http://www.eclipse.org/legal/epl-v10.html\r
+ *\r
+ * Contributors:\r
+ *     VTT Technical Research Centre of Finland - initial API and implementation\r
+ *******************************************************************************/\r
+package org.simantics.ui.workbench.dialogs;\r
+\r
+import java.util.Comparator;\r
+import java.util.Map;\r
+\r
+import org.eclipse.core.runtime.CoreException;\r
+import org.eclipse.core.runtime.IProgressMonitor;\r
+import org.eclipse.core.runtime.IStatus;\r
+import org.eclipse.core.runtime.Status;\r
+import org.eclipse.jface.dialogs.IDialogSettings;\r
+import org.eclipse.jface.viewers.ILabelProvider;\r
+import org.eclipse.jface.viewers.LabelProvider;\r
+import org.eclipse.swt.widgets.Composite;\r
+import org.eclipse.swt.widgets.Control;\r
+import org.eclipse.swt.widgets.Shell;\r
+import org.eclipse.ui.IMemento;\r
+import org.eclipse.ui.dialogs.FilteredItemsSelectionDialog;\r
+import org.eclipse.ui.dialogs.SearchPattern;\r
+import org.simantics.db.Resource;\r
+import org.simantics.db.exception.InvalidResourceReferenceException;\r
+import org.simantics.db.service.SerialisationSupport;\r
+import org.simantics.ui.SimanticsUI;\r
+\r
+public abstract class ResourceSelectionDialog<T> extends FilteredItemsSelectionDialog {\r
+\r
+    Map<T, String> nameMap;\r
+    String         title;      \r
+    \r
+    class ResourceSelectionHistory extends FilteredItemsSelectionDialog.SelectionHistory {\r
+\r
+        @Override\r
+        protected Object restoreItemFromMemento(IMemento memento) {\r
+            // FIXME: somehow create a collective transaction inside which the Graph.getRandomAccessReference should be invoked.\r
+//            Resource r = SimanticsUI.getSession().getRandomAccessReference(memento.getTextData());\r
+//            return r;\r
+            return null;\r
+        }\r
+\r
+        @Override\r
+        protected void storeItemToMemento(Object item, IMemento memento) {\r
+            if(item instanceof Resource) {\r
+                try {\r
+                       SerialisationSupport support = SimanticsUI.getSession().getService(SerialisationSupport.class);\r
+                    memento.putTextData(support.getResourceSerializer().createRandomAccessId((Resource)item));\r
+                } catch (InvalidResourceReferenceException e) {\r
+                    e.printStackTrace();\r
+                }\r
+            }\r
+        }\r
+        \r
+    };\r
+    \r
+    public ResourceSelectionDialog(Shell shell, Map<T, String> parameter, String title) {\r
+        super(shell, true);\r
+        this.nameMap = parameter;\r
+        this.title = title;\r
+        \r
+        ILabelProvider labelProvider = new LabelProvider() {\r
+            @Override\r
+            public String getText(Object element) {\r
+                return nameMap.get(element);\r
+            }\r
+        }; \r
+                               \r
+        setListLabelProvider(labelProvider);\r
+        setDetailsLabelProvider(labelProvider);\r
+        \r
+        setSelectionHistory(new ResourceSelectionHistory());\r
+        setTitle(title);\r
+        \r
+    }\r
+\r
+    @Override\r
+    protected Control createExtendedContentArea(Composite parent) {\r
+        // Don't create anything extra at the moment\r
+        return null;\r
+    }                                        \r
+\r
+    class ResourceSelectionDialogItemsFilter extends FilteredItemsSelectionDialog.ItemsFilter {\r
+        \r
+        public ResourceSelectionDialogItemsFilter() {\r
+            String patternText = getPattern();\r
+            patternMatcher = new SearchPattern();\r
+            if(patternText != null && patternText.length() > 0)\r
+                patternMatcher.setPattern(patternText);\r
+            else \r
+                patternMatcher.setPattern("*");            \r
+        }\r
+        \r
+        @Override\r
+        public boolean isConsistentItem(Object item) {\r
+            return true;\r
+        }\r
+\r
+        @Override\r
+        public boolean matchItem(Object item) {\r
+            return matches(nameMap.get(item));\r
+        }\r
+    }\r
+    \r
+    @Override\r
+    protected ItemsFilter createFilter() {                                \r
+        return new ResourceSelectionDialogItemsFilter();\r
+    }\r
+\r
+    @Override\r
+    protected void fillContentProvider(AbstractContentProvider contentProvider,\r
+            ItemsFilter itemsFilter, IProgressMonitor progressMonitor) throws CoreException {        \r
+        for(T o : nameMap.keySet())\r
+            contentProvider.add(o, itemsFilter);\r
+        if (progressMonitor != null)\r
+            progressMonitor.done();\r
+    }\r
+\r
+    protected abstract IDialogSettings getBaseDialogSettings();     \r
+    \r
+    @Override\r
+    protected IDialogSettings getDialogSettings() {\r
+        IDialogSettings base = getBaseDialogSettings();\r
+        IDialogSettings settings = base.getSection(title);\r
+        if (settings == null)\r
+            settings = base.addNewSection(title);\r
+        return settings;                                \r
+    }\r
+\r
+    @Override\r
+    public String getElementName(Object item) {\r
+        return nameMap.get(item);\r
+    }\r
+\r
+    @Override\r
+    protected Comparator<?> getItemsComparator() {\r
+        return new Comparator<Object>() {\r
+\r
+            @Override\r
+            public int compare(Object o1, Object o2) {\r
+                return nameMap.get(o1).compareToIgnoreCase(nameMap.get(o2));\r
+            }\r
+            \r
+        };\r
+    }\r
+\r
+    @Override\r
+    protected IStatus validateItem(Object item) {\r
+        return Status.OK_STATUS;\r
+    }\r
+}\r