Tom, I try to load the new pshelf into Windowbuilder but I am getting a CCE on the same class. I guess the css engine loads pshelf through another classloader than WB.
Any idea how to work around this? Cheers, Wim java.lang.ClassCastException: org.eclipse.nebula.widgets.pshelf.PShelf cannot be cast to org.eclipse.nebula.widgets.pshelf.PShelf at org.eclipse.nebula.widgets.pshelf.css.internal.PShelfElementProvider.getElement(PShelfElementProvider.java:21) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.getElement(AbstractCSSEngine.java:912) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:416) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:405) at org.eclipse.e4.ui.css.swt.engine.CSSSWTApplyStylesListener$1.handleEvent(CSSSWTApplyStylesListener.java:31) at org.eclipse.swt.widgets.EventTable.sendEvent(EventTable.java:84) at org.eclipse.swt.widgets.Display.sendEvent(Display.java:4344) at org.eclipse.swt.widgets.Display.runSkin(Display.java:4253) at org.eclipse.swt.widgets.Composite.computeSize(Composite.java:229) at org.eclipse.swt.widgets.Control.computeSize(Control.java:614) at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method) at sun.reflect.NativeMethodAccessorImpl.invoke(Unknown Source) at sun.reflect.DelegatingMethodAccessorImpl.invoke(Unknown Source) at java.lang.reflect.Method.invoke(Unknown Source) at org.eclipse.wb.internal.core.utils.reflect.ReflectionUtils.invokeMethod(ReflectionUtils.java:869) at org.eclipse.wb.internal.swt.support.ControlSupport.getPreferredSize(ControlSupport.java:135) at org.eclipse.wb.internal.swt.model.widgets.ControlInfo.refresh_afterCreate(ControlInfo.java:117) at org.eclipse.wb.core.model.ObjectInfo.refreshCreate0(ObjectInfo.java:552) at org.eclipse.wb.core.model.ObjectInfo.access$0(ObjectInfo.java:546) at org.eclipse.wb.core.model.ObjectInfo$5$1.run(ObjectInfo.java:486) at org.eclipse.wb.internal.core.utils.execution.ExecutionUtils.runDesignTime(ExecutionUtils.java:145) at org.eclipse.wb.core.model.ObjectInfo$5.run(ObjectInfo.java:484) at org.eclipse.wb.core.model.ObjectInfo.execRefreshOperation(ObjectInfo.java:514) at org.eclipse.wb.core.model.ObjectInfo.refresh(ObjectInfo.java:482) at org.eclipse.wb.internal.core.editor.DesignPage.internal_refreshGEF(DesignPage.java:580) at org.eclipse.wb.internal.core.editor.DesignPage.access$9(DesignPage.java:522) at org.eclipse.wb.internal.core.editor.DesignPage$8$1.run(DesignPage.java:449) at org.eclipse.swt.widgets.Synchronizer.syncExec(Synchronizer.java:180) at org.eclipse.ui.internal.UISynchronizer.syncExec(UISynchronizer.java:150) at org.eclipse.swt.widgets.Display.syncExec(Display.java:4688) at org.eclipse.wb.internal.core.editor.DesignPage$8.run(DesignPage.java:446) at org.eclipse.jface.operation.ModalContext.runInCurrentThread(ModalContext.java:464) at org.eclipse.jface.operation.ModalContext.run(ModalContext.java:372) at org.eclipse.jface.dialogs.ProgressMonitorDialog.run(ProgressMonitorDialog.java:507) at org.eclipse.wb.internal.core.editor.DesignPage.internal_refreshGEF_withProgress(DesignPage.java:465) at org.eclipse.wb.internal.core.editor.DesignPage.internal_refreshGEF(DesignPage.java:415) at org.eclipse.wb.internal.core.editor.UndoManager.refreshDesignerEditor(UndoManager.java:381) at org.eclipse.wb.internal.core.editor.UndoManager.activate(UndoManager.java:90) at org.eclipse.wb.internal.core.editor.DesignPage.handleActiveState_True(DesignPage.java:263) at org.eclipse.wb.internal.core.editor.DesignPage.handleActiveState(DesignPage.java:241) at org.eclipse.wb.internal.core.editor.multi.DefaultMultiMode.showPage(DefaultMultiMode.java:125) at org.eclipse.wb.internal.core.editor.multi.DefaultMultiMode$1.widgetSelected(DefaultMultiMode.java:63) at org.eclipse.swt.widgets.TypedListener.handleEvent(TypedListener.java:248) at org.eclipse.swt.widgets.EventTable.sendEvent(EventTable.java:84) at org.eclipse.swt.widgets.Widget.sendEvent(Widget.java:1057) at org.eclipse.swt.widgets.Widget.sendEvent(Widget.java:1081) at org.eclipse.swt.widgets.Widget.sendEvent(Widget.java:1066) at org.eclipse.swt.widgets.Widget.notifyListeners(Widget.java:778) at org.eclipse.swt.custom.CTabFolder.setSelection(CTabFolder.java:3061) at org.eclipse.swt.custom.CTabFolder.onMouse(CTabFolder.java:1753) at org.eclipse.swt.custom.CTabFolder$1.handleEvent(CTabFolder.java:278) at org.eclipse.swt.widgets.EventTable.sendEvent(EventTable.java:84) at org.eclipse.swt.widgets.Widget.sendEvent(Widget.java:1057) at org.eclipse.swt.widgets.Display.runDeferredEvents(Display.java:4170) at org.eclipse.swt.widgets.Display.readAndDispatch(Display.java:3759) at org.eclipse.e4.ui.internal.workbench.swt.PartRenderingEngine$9.run(PartRenderingEngine.java:1113) at org.eclipse.core.databinding.observable.Realm.runWithDefault(Realm.java:331) at org.eclipse.e4.ui.internal.workbench.swt.PartRenderingEngine.run(PartRenderingEngine.java:997) at org.eclipse.e4.ui.internal.workbench.E4Workbench.createAndRunUI(E4Workbench.java:138) at org.eclipse.ui.internal.Workbench$5.run(Workbench.java:610) at org.eclipse.core.databinding.observable.Realm.runWithDefault(Realm.java:331) at org.eclipse.ui.internal.Workbench.createAndRunWorkbench(Workbench.java:567) at org.eclipse.ui.PlatformUI.createAndRunWorkbench(PlatformUI.java:150) at org.eclipse.ui.internal.ide.application.IDEApplication.start(IDEApplication.java:124) at org.eclipse.equinox.internal.app.EclipseAppHandle.run(EclipseAppHandle.java:196) at org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher.runApplication(EclipseAppLauncher.java:110) at org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher.start(EclipseAppLauncher.java:79) at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:354) at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:181) at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method) at sun.reflect.NativeMethodAccessorImpl.invoke(Unknown Source) at sun.reflect.DelegatingMethodAccessorImpl.invoke(Unknown Source) at java.lang.reflect.Method.invoke(Unknown Source) at org.eclipse.equinox.launcher.Main.invokeFramework(Main.java:636) at org.eclipse.equinox.launcher.Main.basicRun(Main.java:591) at org.eclipse.equinox.launcher.Main.run(Main.java:1450) at org.eclipse.equinox.launcher.Main.main(Main.java:1426)
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