| /**
|
| * Copyright (c) 2012, 2019 Mia-Software.
|
| *
|
| * All rights reserved. This program and the accompanying materials
|
| * are made available under the terms of the Eclipse Public License v2.0
|
| * which accompanies this distribution, and is available at
|
| * http://www.eclipse.org/legal/epl-v20.html
|
| *
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| * Contributors:
|
| * Alban Ménager (Soft-Maint) - Bug 387470 - [EFacet][Custom] Editors
|
| * Grégoire Dupé (Mia-Software) - Bug 387470 - [EFacet][Custom] Editors
|
| */ |
| package org.eclipse.modisco.facet.util.ui.internal.exported.util.widget.component;
|
|
|
| import org.eclipse.jface.viewers.CellEditor.LayoutData;
|
| import org.eclipse.jface.window.Window;
|
| import org.eclipse.modisco.facet.util.ui.internal.Messages;
|
| import org.eclipse.modisco.facet.util.ui.internal.exported.dialog.IDialog;
|
| import org.eclipse.modisco.facet.util.ui.internal.exported.util.widget.AbstractWidget;
|
| import org.eclipse.modisco.facet.util.ui.internal.exported.util.widget.command.AbstractGetOrCreateFilteredElementCommandWidget;
|
| import org.eclipse.swt.SWT;
|
| import org.eclipse.swt.layout.GridData;
|
| import org.eclipse.swt.widgets.Button;
|
| import org.eclipse.swt.widgets.Display;
|
| import org.eclipse.swt.widgets.Event;
|
| import org.eclipse.swt.widgets.Listener;
|
|
|
| /**
|
| * WidgetComposite for the creation of the "New..." button. This widget will
|
| * open the dialog passed in the constructor.
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| *
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| * @since 0.3
|
| */
|
| public class CreateElementWidget<W extends Object> extends AbstractWidget {
|
|
|
| private final IDialog<W> dialog;
|
| private final AbstractGetOrCreateFilteredElementCommandWidget<?, ?> typedParent;
|
|
|
| /**
|
| * Constructor. Initialize the {@link LayoutData} with the
|
| * {@link AbstractWidget} attribute 'fillGridData'.
|
| *
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| * @param parent
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| * the parent of this composite.
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| * @param editingDomain
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| * the current editing domain.
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| * @param dialog
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| * the dialog displayed when the "new.." is pressed.
|
| */
|
| public CreateElementWidget(
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| final AbstractGetOrCreateFilteredElementCommandWidget<?, ?> parent,
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| final IDialog<W> dialog) {
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| super(parent);
|
| // Set the new button at the TOP.
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| setLayoutData(new GridData(SWT.CENTER, SWT.BEGINNING, true, false));
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| this.typedParent = parent;
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| this.dialog = dialog;
|
| }
|
|
|
| /**
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| * @return the dialog
|
| */
|
| public IDialog<W> getDialog() {
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| return this.dialog;
|
| }
|
|
|
| @Override
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| protected void addSubWidgets() {
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| createButton();
|
| }
|
|
|
| /**
|
| * Creation of the 'new...' button. When pressed, the {@link #dialog} will
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| * be displayed.
|
| */
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| private void createButton() {
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| final Button button = new Button(this, SWT.NONE);
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| button.setText(Messages.New);
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| button.addListener(SWT.Selection, new Listener() {
|
|
|
| public void handleEvent(final Event event) {
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| onWidgetSelected();
|
| }
|
|
|
| });
|
| }
|
|
|
| public IDialog<W> onWidgetSelected() {
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| final IDialog<W> newDialog = getDialog();
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| Display.getDefault().asyncExec(new Runnable() {
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| public void run() {
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| final int result = newDialog.open();
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| if (result == Window.OK) {
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| onCommited();
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| } else {
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| onCanceled();
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| }
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| }
|
| });
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| return newDialog;
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| }
|
|
|
| /**
|
| * Action to do when the dialog opened with the button "..." is closed with
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| * the "Ok" button.
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| */
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| protected void onCommited() {
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| this.typedParent.updateFilteredList();
|
| }
|
|
|
| /**
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| * Action to do when the dialog opened with the button "..." is closed with
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| * the "Cancel" button.
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| */
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| protected void onCanceled() {
|
| // Nothing
|
| }
|
|
|
| @Override
|
| public String getError() {
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| return null;
|
| }
|
|
|
| @Override
|
| public void notifyChanged() {
|
| // No action has to be done if a change appends.
|
| }
|
|
|
| public IDialog<W> pressNewButton() {
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| return onWidgetSelected();
|
| }
|
| }
|