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1. Minimize a stack. 2. Click on one of the part's icons so that stack pops up. 3. Drag and drop that part into another stack that's not minimized. 4. An SWTException is thrown. org.eclipse.swt.SWTException: Widget is disposed at org.eclipse.swt.SWT.error(SWT.java:4270) at org.eclipse.swt.SWT.error(SWT.java:4185) at org.eclipse.swt.SWT.error(SWT.java:4156) at org.eclipse.swt.widgets.Widget.error(Widget.java:468) at org.eclipse.swt.widgets.Widget.checkWidget(Widget.java:340) at org.eclipse.swt.widgets.Composite.computeSize(Composite.java:226) at org.eclipse.e4.ui.widgets.CTabFolder.setButtonBounds(CTabFolder.java:2219) at org.eclipse.e4.ui.widgets.CTabFolder.updateItems(CTabFolder.java:3449) at org.eclipse.e4.ui.widgets.CTabFolder.updateItems(CTabFolder.java:3382) at org.eclipse.e4.ui.widgets.CTabFolder.setMinimizeVisible(CTabFolder.java:2639) at org.eclipse.e4.ui.workbench.addons.minmax.MinMaxAddon.restoreStack(MinMaxAddon.java:353) at org.eclipse.e4.ui.workbench.addons.minmax.MinMaxAddon$3.handleRestore(MinMaxAddon.java:199) at org.eclipse.e4.ui.workbench.addons.minmax.MinMaxAddon$3.handleEvent(MinMaxAddon.java:188) at org.eclipse.e4.ui.services.internal.events.UIEventHandler$1.run(UIEventHandler.java:41) at org.eclipse.swt.widgets.Synchronizer.syncExec(Synchronizer.java:179) at org.eclipse.ui.internal.UISynchronizer.syncExec(UISynchronizer.java:150) at org.eclipse.swt.widgets.Display.syncExec(Display.java:4668) at org.eclipse.e4.ui.internal.workbench.swt.E4Application$1.syncExec(E4Application.java:172) at org.eclipse.e4.ui.services.internal.events.UIEventHandler.handleEvent(UIEventHandler.java:38) at org.eclipse.equinox.internal.event.EventHandlerWrapper.handleEvent(EventHandlerWrapper.java:197) at org.eclipse.equinox.internal.event.EventHandlerTracker.dispatchEvent(EventHandlerTracker.java:197) at org.eclipse.equinox.internal.event.EventHandlerTracker.dispatchEvent(EventHandlerTracker.java:1) at org.eclipse.osgi.framework.eventmgr.EventManager.dispatchEvent(EventManager.java:230) at org.eclipse.osgi.framework.eventmgr.ListenerQueue.dispatchEventSynchronous(ListenerQueue.java:148) at org.eclipse.equinox.internal.event.EventAdminImpl.dispatchEvent(EventAdminImpl.java:135) at org.eclipse.equinox.internal.event.EventAdminImpl.sendEvent(EventAdminImpl.java:78) at org.eclipse.equinox.internal.event.EventComponent.sendEvent(EventComponent.java:39) at org.eclipse.e4.ui.services.internal.events.EventBroker.send(EventBroker.java:81) at org.eclipse.e4.ui.internal.workbench.UIEventPublisher.notifyChanged(UIEventPublisher.java:58) at org.eclipse.emf.common.notify.impl.BasicNotifierImpl.eNotify(BasicNotifierImpl.java:380) at org.eclipse.emf.ecore.util.EcoreEList.dispatchNotification(EcoreEList.java:255) at org.eclipse.emf.common.notify.impl.NotifyingListImpl.remove(NotifyingListImpl.java:731) at org.eclipse.emf.common.util.AbstractEList.remove(AbstractEList.java:466) at org.eclipse.e4.ui.workbench.addons.minmax.TrimStack.restoreStack(TrimStack.java:372) at org.eclipse.e4.ui.workbench.addons.minmax.TrimStack.updateTrimStackItems(TrimStack.java:318) at org.eclipse.e4.ui.workbench.addons.minmax.TrimStack.access$5(TrimStack.java:308) at org.eclipse.e4.ui.workbench.addons.minmax.TrimStack$6$1.run(TrimStack.java:188) at org.eclipse.swt.widgets.RunnableLock.run(RunnableLock.java:35) at org.eclipse.swt.widgets.Synchronizer.runAsyncMessages(Synchronizer.java:134) at org.eclipse.swt.widgets.Display.runAsyncMessages(Display.java:4125) at org.eclipse.swt.widgets.Display.readAndDispatch(Display.java:3742) at org.eclipse.e4.ui.workbench.addons.dndaddon.DnDManager.update(DnDManager.java:243) at org.eclipse.e4.ui.workbench.addons.dndaddon.DnDManager$3.handleEvent(DnDManager.java:111) at org.eclipse.swt.widgets.EventTable.sendEvent(EventTable.java:84) at org.eclipse.swt.widgets.Display.filterEvent(Display.java:1262) at org.eclipse.swt.widgets.Widget.sendEvent(Widget.java:1052) at org.eclipse.swt.widgets.Display.runDeferredEvents(Display.java:4150) at org.eclipse.swt.widgets.Display.readAndDispatch(Display.java:3739)
Remy, Do you want me to look into this ?
(In reply to comment #1) > Remy, Do you want me to look into this ? Thank you very much for your offer of assistance, Praveen! Please let Eric know about any findings you find.
(In reply to comment #1) > Remy, Do you want me to look into this ? Actually, I think Eric has code that will fix this. Eric, is this correct? Please coordinate with Praveen so that we don't duplicate any work, thanks.
Cannot reproduce with I20110331-2200.
