Example usage for org.eclipse.jface.viewers ColumnViewer cancelEditing

Introduction

In this page you can find the example usage for org.eclipse.jface.viewers ColumnViewer cancelEditing.

Prototype

public void cancelEditing() 

Source Link

Document

Cancels a currently active cell editor if one is active.

Usage

From source file:com.rcpcompany.uibindings.extests.leaks.ViewerEditorLeakTest.java

License:Open Source License

@Test
public void testLeak() {
    /*/*from   w w  w.  ja v  a  2s . co  m*/
     * Count number of adapters
     */
    final int beforeCount = countAdapters(myShop);

    /*
     * Edit a cell
     */
    final ColumnViewer viewer = myTableCreator.getBinding().getViewer();
    viewer.editElement(myCustomer1, 0);

    // assertNotNull(column.myEditingSupport);
    // final ValueBinding b = (ValueBinding) column.myEditingSupport.myEditorBinding;
    // assertNotNull(b);
    // final IObservableValue observable = b.getUIObservable();
    //
    // observable.setValue("New name");

    viewer.cancelEditing();

    /*
     * Recount
     */
    final int afterCount = countAdapters(myShop);

    assertEquals(beforeCount, afterCount);
}

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From source file:org.eclipse.rcptt.tesla.nebula.NebulaUIProcessor.java

License:Open Source License

@Override
protected CellEditorSupport createCellEditorSupport() {
    return new CellEditorSupport(this) {
        protected Response handleActivateCellEditor(final ActivateCellEditor command) {
            Element element = command.getElement();
            if (!element.getKind().equals(NebulaElementKinds.GRID))
                return super.handleActivateCellEditor(command);

            SWTUIElement uiElement = getMapper().get(element);
            final Grid grid = (Grid) PlayerWrapUtils.unwrapWidget(uiElement);
            final ColumnViewer viewer = TeslaSWTAccess.getThis(ColumnViewer.class, grid, SWT.MouseDown);

            getPlayer().exec("Activate editor in Nebula Grid", new Runnable() {
                public void run() {
                    Object item = ((IStructuredSelection) viewer.getSelection()).getFirstElement();

                    if (item != null)
                        viewer.editElement(item, command.getColumn());
                }//from   w  w w  .ja va 2  s .  c  o  m
            });

            return factory.createBooleanResponse();
        }

        protected Response handleCancelCellEditor(final CancelCellEditor command) {
            Element element = command.getElement();
            if (!element.getKind().equals(NebulaElementKinds.GRID))
                return super.handleCancelCellEditor(command);

            SWTUIElement uiElement = getMapper().get(element);
            final Grid grid = (Grid) PlayerWrapUtils.unwrapWidget(uiElement);
            final ColumnViewer viewer = TeslaSWTAccess.getThis(ColumnViewer.class, grid, SWT.MouseDown);

            getPlayer().exec("Cancel editing in Nebula Grid", new Runnable() {
                public void run() {
                    viewer.cancelEditing();
                }
            });

            return factory.createBooleanResponse();
        }

        @Override
        protected Response handleApplyCellEditor(final ApplyCellEditor command) {
            Element element = command.getElement();
            if (!element.getKind().equals(NebulaElementKinds.GRID))
                return super.handleApplyCellEditor(command);

            getPlayer().exec("Apply editing in Nebula Grid", new Runnable() {
                public void run() {
                    CellEditor editor = TeslaCellEditorManager.getInstance().getLastActivatedByAnyMethod();
                    if (editor != null) {
                        TeslaCellEditorManager.getInstance().forceRemove(editor);
                        TeslaSWTAccess.callMethodValueChanged(editor, "valueChanged", editor.isValueValid(),
                                true);
                        TeslaSWTAccess.callMethod(editor, "fireApplyEditorValue");
                        if (editor instanceof ComboBoxViewerCellEditor) {
                            TeslaSWTAccess.callMethod(ComboBoxViewerCellEditor.class, editor,
                                    "applyEditorValueAndDeactivate");
                        }
                        editor.deactivate();
                    }
                }
            });

            return factory.createBooleanResponse();
        }
    };
}

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