@Override public void reset() { // need this to ensure VFS operations will not block because of storage flushing // and other maintenance IO tasks run in background HeavyProcessLatch.INSTANCE.processStarted(); try { myWasUiDisposed = false; myContext.reset(); myProjectJdksModel.reset(myProject); Configurable toSelect = null; for (Configurable each : myName2Config) { if (myUiState.lastEditedConfigurable != null && myUiState.lastEditedConfigurable.equals(each.getDisplayName())) { toSelect = each; } if (each instanceof MasterDetailsComponent) { ((MasterDetailsComponent) each).setHistory(myHistory); } each.reset(); } myHistory.clear(); if (toSelect == null && myName2Config.size() > 0) { toSelect = myName2Config.iterator().next(); } removeSelected(); navigateTo(toSelect != null ? createPlaceFor(toSelect) : null, false); if (myUiState.proportion > 0) { mySplitter.setProportion(myUiState.proportion); } } finally { HeavyProcessLatch.INSTANCE.processFinished(); } }