Revision 0619074d
Added by Patrick Plitzner over 6 years ago
| eu.etaxonomy.taxeditor.editor/src/main/java/eu/etaxonomy/taxeditor/editor/view/descriptive/e4/handler/DeleteHandler.java | ||
|---|---|---|
| 15 | 15 |
import javax.inject.Named; |
| 16 | 16 |
|
| 17 | 17 |
import org.eclipse.core.commands.operations.IUndoContext; |
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import org.eclipse.e4.core.di.annotations.CanExecute; |
|
| 18 | 19 |
import org.eclipse.e4.core.di.annotations.Execute; |
| 19 | 20 |
import org.eclipse.e4.core.di.annotations.Optional; |
| 20 | 21 |
import org.eclipse.e4.ui.model.application.ui.basic.MPart; |
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import org.eclipse.e4.ui.model.application.ui.menu.MHandledMenuItem; |
|
| 21 | 23 |
import org.eclipse.e4.ui.model.application.ui.menu.MMenuItem; |
| 22 | 24 |
import org.eclipse.e4.ui.services.IServiceConstants; |
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import org.eclipse.jface.viewers.ISelection; |
|
| 23 | 26 |
import org.eclipse.jface.viewers.TreePath; |
| 24 | 27 |
import org.eclipse.jface.viewers.TreeSelection; |
| 25 | 28 |
import org.eclipse.swt.widgets.Shell; |
| ... | ... | |
| 141 | 144 |
AbstractUtility.executeOperation(operation); |
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} |
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} |
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|
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@CanExecute |
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public boolean canExecute(@Optional @Named(IServiceConstants.ACTIVE_PART) MPart activePart, |
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MHandledMenuItem menuItem){
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FactualDataPartE4 factualDataPart = (FactualDataPartE4) activePart.getObject(); |
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ISelection selection = factualDataPart.getViewer().getSelection(); |
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boolean canExecute = selection !=null && !selection.isEmpty(); |
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menuItem.setVisible(canExecute); |
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return canExecute; |
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} |
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| 144 | 157 |
} |
Also available in: Unified diff
ref #6907 Filter menu item visibility