| /* |
| * Licensed to the Apache Software Foundation (ASF) under one |
| * or more contributor license agreements. See the NOTICE file |
| * distributed with this work for additional information |
| * regarding copyright ownership. The ASF licenses this file |
| * to you under the Apache License, Version 2.0 (the |
| * "License"); you may not use this file except in compliance |
| * with the License. You may obtain a copy of the License at |
| * |
| * http://www.apache.org/licenses/LICENSE-2.0 |
| * |
| * Unless required by applicable law or agreed to in writing, |
| * software distributed under the License is distributed on an |
| * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY |
| * KIND, either express or implied. See the License for the |
| * specific language governing permissions and limitations |
| * under the License. |
| */ |
| |
| package org.apache.uima.taeconfigurator.editors.ui.dialogs; |
| |
| import org.eclipse.swt.SWT; |
| import org.eclipse.swt.custom.StyledText; |
| import org.eclipse.swt.custom.VerifyKeyListener; |
| import org.eclipse.swt.events.VerifyEvent; |
| import org.eclipse.swt.layout.GridData; |
| import org.eclipse.swt.widgets.Composite; |
| import org.eclipse.swt.widgets.Label; |
| |
| import org.apache.uima.taeconfigurator.editors.ui.AbstractSection; |
| |
| public abstract class AbstractDialogKeyVerify extends AbstractDialog implements VerifyKeyListener { |
| |
| protected AbstractDialogKeyVerify(AbstractSection aSection, String title, String description) { |
| super(aSection, title, description); |
| } |
| |
| protected StyledText newLabeledSingleLineStyledText(Composite twoCol, String label, String tip) { |
| setTextAndTip(new Label(twoCol, SWT.NONE), label, tip); |
| return newSingleLineStyledText(twoCol, tip); |
| } |
| |
| protected StyledText newSingleLineStyledText(Composite parent, String tip) { |
| StyledText w = new StyledText(parent, SWT.SINGLE | SWT.BORDER); |
| w.setLayoutData(new GridData(GridData.FILL_HORIZONTAL)); |
| w.setToolTipText(tip); |
| w.addListener(SWT.KeyUp, this); |
| w.addVerifyKeyListener(this); |
| w.addListener(SWT.MouseUp, this); // for paste operation |
| return w; |
| } |
| |
| public void verifyKey(VerifyEvent event) { |
| event.doit = true; |
| errorMessageUI.setText(""); |
| if (verifyKeyChecks(event)) |
| return; |
| event.doit = false; |
| setErrorMessage("An invalid key press was ignored. Please try again."); |
| return; |
| } |
| |
| // overridden in methods needing other key checks |
| /** |
| * Default verify key checks |
| */ |
| public boolean verifyKeyChecks(VerifyEvent event) { |
| return true; |
| } |
| |
| } |