/*
* 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;
import java.lang.reflect.Array;
import java.util.Comparator;
import org.apache.uima.taeconfigurator.InternalErrorCDE;
import org.eclipse.jface.dialogs.MessageDialog;
import org.eclipse.jface.window.Window;
import org.eclipse.swt.SWT;
import org.eclipse.swt.graphics.Image;
import org.eclipse.swt.widgets.Shell;
// MessageDialog extended only to enable resize
public class Utility extends MessageDialog {
/**
* @param parentShell
* @param dialogTitle
* @param dialogTitleImage
* @param dialogMessage
* @param dialogImageType
* @param dialogButtonLabels
* @param defaultIndex
*/
public Utility(Shell parentShell, String dialogTitle, Image dialogTitleImage,
String dialogMessage, int dialogImageType, String[] dialogButtonLabels, int defaultIndex) {
super(parentShell, dialogTitle, dialogTitleImage, dialogMessage, dialogImageType,
dialogButtonLabels, defaultIndex);
// TODO Auto-generated constructor stub
}
final private static String[] OK_CANCEL = { "OK", "Cancel" };
final private static String[] OKstring = { "OK" };
/**
* Pops up a warning message with an "OK" and "Cancel" button
*
* @param title
* of the warning
* @param message
* @param type
* one of MessageDialog.NONE for a dialog with no image MessageDialog.ERROR for a dialog
* with an error image MessageDialog.INFORMATION for a dialog with an information image
* MessageDialog.QUESTION for a dialog with a question image MessageDialog.WARNING for a
* dialog with a warning image
*/
public static int popOkCancel(String title, String message, int type) {
return popMessage(title, message, type, OK_CANCEL);
}
/**
* Pops up a warning message with an "OK" button
*
* @param title
* of the warning
* @param message
* @param type
* one of MessageDialog.NONE for a dialog with no image MessageDialog.ERROR for a dialog
* with an error image MessageDialog.INFORMATION for a dialog with an information image
* MessageDialog.QUESTION for a dialog with a question image MessageDialog.WARNING for a
* dialog with a warning image
* @return Window.OK or Window.CANCEL. If window is closed, Window.CANCEL is returned.
*/
public static void popMessage(String title, String message, int type) {
popMessage(title, message, type, OKstring);
}
public static int popMessage(String title, String message, int type, String[] buttons) {
Utility dialog = new Utility(new Shell(), title, null, message, type, buttons, 0);
dialog.setShellStyle(SWT.DIALOG_TRIM | SWT.APPLICATION_MODAL | SWT.RESIZE);
int returnCode = dialog.open();
if (returnCode == -1)
returnCode = Window.CANCEL; // Cancel code
return returnCode;
}
/**
* remove 1 element (must be present) use == test
*
* @param source
* @param element
* @param componentClass
* @return
*/
public static Object[] removeElementFromArray(Object[] source, Object element,
Class componentClass) {
Object[] result = (Object[]) Array.newInstance(componentClass, source.length - 1);
for (int i = 0, j = 0; i < source.length; i++) {
if (element != source[i])
result[j++] = source[i];
}
return result;
}
/**
* remove 1 element (must be present) use == test
*
* @param source
* @param element
* @param componentClass
* @return
*/
public static Object[] removeEqualElementFromArray(Object[] source, Object element,
Class componentClass) {
Object[] result = (Object[]) Array.newInstance(componentClass, source.length - 1);
for (int i = 0, j = 0; i < source.length; i++) {
if (element == null && source[i] == null)
continue;
if (null != element && element.equals(source[i]))
continue;
result[j++] = source[i];
}
return result;
}
public static Object[] removeElementsFromArray(Object[] source, Object element,
Class componentClass) {
if (null == source)
return null;
int count = 0;
for (int i = 0; i < source.length; i++) {
if (!element.equals(source[i]))
count++;
}
if (count == source.length)
return source;
Object[] result = (Object[]) Array.newInstance(componentClass, count);
for (int i = 0, j = 0; i < source.length; i++) {
if (!element.equals(source[i]))
result[j++] = source[i];
}
return result;
}
public static Object[] removeElementsFromArray(Object[] source, Object element,
Class componentClass, Comparator comp) {
if (null == source)
return null;
int count = 0;
for (int i = 0; i < source.length; i++) {
if (0 != comp.compare(element, source[i]))
count++;
}
if (count == source.length)
return source;
Object[] result = (Object[]) Array.newInstance(componentClass, count);
for (int i = 0, j = 0; i < source.length; i++) {
if (0 != comp.compare(element, source[i]))
result[j++] = source[i];
}
return result;
}
public static Object[] addElementToArray(Object[] source, Object element, Class componentClass) {
final int newLength = (null == source) ? 1 : source.length + 1;
Object[] result = (Object[]) Array.newInstance(componentClass, newLength);
System.arraycopy(source, 0, result, 0, newLength - 1);
result[newLength - 1] = element;
return result;
}
public static boolean arrayContains(Object[] array, Object element) {
if (null == element)
throw new InternalErrorCDE("null not allowed as an argument");
if (null == array)
return false;
for (int i = 0; i < array.length; i++) {
if (null == array[i])
continue;
if (array[i].equals(element))
return true;
}
return false;
}
}