#5269 Reject changes - reset current row

plugins/org.jkiss.dbeaver.ui.editors.data/src/org/jkiss/dbeaver/ui/controls/lightgrid/LightGrid.java

@@ -615,7 +615,7 @@ public abstract class LightGrid extends Canvas {
                 savedFocus.row = Math.min(savedFocus.row, itemCount - 1);
             }
             savedFocus.col = Math.min(savedFocus.col, getColumnCount() - 1);
-            if (savedFocus.row >= 0) setFocusItem(savedFocus.row);
+            setFocusItem(savedFocus.row);
             if (savedFocus.col >= 0) setFocusColumn(savedFocus.col);
             if (savedFocus.isValid()) selectCell(savedFocus);
         }

plugins/org.jkiss.dbeaver.ui.editors.data/src/org/jkiss/dbeaver/ui/controls/resultset/ResultSetPropertyTester.java

@@ -103,7 +103,7 @@ public class ResultSetPropertyTester extends PropertyTester
                     if ("inline".equals(expectedValue)) {
                         return !rsv.isAttributeReadOnly(attr);
                     } else {
-                        return true;
+                        return rsv.getCurrentRow() != null;
                     }
                 } else if ("add".equals(expectedValue)) {
                     return rsv.isInsertable();

plugins/org.jkiss.dbeaver.ui.editors.data/src/org/jkiss/dbeaver/ui/controls/resultset/ResultSetViewer.java

@@ -3078,6 +3078,9 @@ public class ResultSetViewer extends Viewer
         }
         try {
             createDataPersister(true).rejectChanges();
+            if (model.getAllRows().isEmpty()) {
+                curRow = null;
+            }
         } catch (DBException e) {
             log.debug(e);
         }