Working users management

[lgpl/argeo-commons.git] / org.argeo.cms.e4 / src / org / argeo / cms / e4 / CmsE4Utils.java

diff --git a/org.argeo.cms.e4/src/org/argeo/cms/e4/CmsE4Utils.java b/org.argeo.cms.e4/src/org/argeo/cms/e4/CmsE4Utils.java
new file mode 100644 (file)
index 0000000..b8ad37e
--- /dev/null
+++ b/org.argeo.cms.e4/src/org/argeo/cms/e4/CmsE4Utils.java
@@ -0,0 +1,28 @@
+package org.argeo.cms.e4;
+
+import org.argeo.cms.CmsException;
+import org.eclipse.e4.ui.model.application.ui.basic.MPart;
+import org.eclipse.e4.ui.workbench.modeling.EPartService;
+import org.eclipse.e4.ui.workbench.modeling.EPartService.PartState;
+
+public class CmsE4Utils {
+       public static void openEditor(EPartService partService, String editorId, String key, String state) {
+               for (MPart part : partService.getParts()) {
+                       String id = part.getPersistedState().get(key);
+                       if (id != null && state.equals(id)) {
+                               partService.showPart(part, PartState.ACTIVATE);
+                               return;
+                       }
+               }
+
+               // new part
+               MPart part = partService.createPart(editorId);
+               if (part == null)
+                       throw new CmsException("No editor found with id " + editorId);
+               part.getPersistedState().put(key, state);
+               partService.showPart(part, PartState.ACTIVATE);
+       }
+
+       private CmsE4Utils() {
+       }
+}