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Revision b529af04

Added by Katja Luther almost 4 years ago

fix #8662: adapt canExecute to show remove taxon only when top level node is selected

View differences:

eu.etaxonomy.taxeditor.editor/src/main/java/eu/etaxonomy/taxeditor/editor/descriptiveDataSet/handler/DescriptiveDataSetRemoveTaxonHandler.java
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import org.eclipse.e4.ui.model.application.ui.menu.MMenuItem;
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import org.eclipse.e4.ui.services.IServiceConstants;
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import org.eclipse.jface.viewers.IStructuredSelection;
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import org.eclipse.jface.viewers.TreeSelection;
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import org.eclipse.jface.viewers.TreeViewer;
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import eu.etaxonomy.cdm.model.taxon.TaxonNode;


  		




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import eu.etaxonomy.taxeditor.editor.descriptiveDataSet.DescriptiveDataSetEditor;


  		




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public class DescriptiveDataSetRemoveTaxonHandler {


  		




  ......




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	        @Named(IServiceConstants.ACTIVE_PART)MPart activePart,


  		




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	        MMenuItem menuItem) {


  		




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	    boolean canExecute = false;


  		




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	    canExecute = !selection.isEmpty() && activePart.getObject() instanceof DescriptiveDataSetEditor;


  		




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		menuItem.setVisible(canExecute);


  		




  
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	    TreeSelection sel= ((TreeViewer)((DescriptiveDataSetEditor)activePart.getObject()).getTaxonTreeViewer()).getSelection() instanceof TreeSelection ?(TreeSelection)((TreeViewer)((DescriptiveDataSetEditor)activePart.getObject()).getTaxonTreeViewer()).getSelection(): null;


  		




  
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	    canExecute = !selection.isEmpty() && activePart.getObject() instanceof DescriptiveDataSetEditor && sel != null && (sel.getFirstElement() instanceof TaxonNode );


  		




  
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  		menuItem.setVisible(canExecute);


  		




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		return canExecute;


  		




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	}


  		




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