private void createActions() {
fSearchesDropDownAction = new SearchHistoryDropDownAction(this);
fSearchesDropDownAction.updateEnablement();
fSearchAgainAction = new SearchAgainAction(this);
fSearchAgainAction.setEnabled(false);
fSearchAgainAction.setActionDefinitionId(IWorkbenchCommandConstants.FILE_REFRESH);
fCancelAction = new CancelSearchAction(this);
fCancelAction.setEnabled(false);
IUndoContext workspaceContext =
(IUndoContext) ResourcesPlugin.getWorkspace().getAdapter(IUndoContext.class);
fUndoRedoActionGroup = new UndoRedoActionGroup(getViewSite(), workspaceContext, true);
}
private void updateCancelAction() {
ISearchResult result = getCurrentSearchResult();
boolean queryRunning = false;
if (result != null) {
queryRunning = InternalSearchUI.getInstance().isQueryRunning(result.getQuery());
}
fCancelAction.setEnabled(queryRunning);
fSearchAgainAction.setEnabled(!queryRunning && result != null && result.getQuery().canRerun());
}