/*
* 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.ruta.check;
import java.util.HashMap;
import java.util.HashSet;
import java.util.LinkedList;
import java.util.List;
import java.util.Map;
import java.util.Set;
import org.apache.commons.lang3.StringUtils;
import org.apache.uima.resource.metadata.FeatureDescription;
import org.apache.uima.resource.metadata.TypeDescription;
import org.apache.uima.resource.metadata.TypeSystemDescription;
import org.eclipse.jface.dialogs.IDialogConstants;
import org.eclipse.jface.dialogs.TitleAreaDialog;
import org.eclipse.swt.SWT;
import org.eclipse.swt.graphics.Point;
import org.eclipse.swt.layout.GridData;
import org.eclipse.swt.widgets.Composite;
import org.eclipse.swt.widgets.Control;
import org.eclipse.swt.widgets.Event;
import org.eclipse.swt.widgets.Label;
import org.eclipse.swt.widgets.Listener;
import org.eclipse.swt.widgets.Shell;
import org.eclipse.swt.widgets.Text;
import org.eclipse.swt.widgets.Tree;
import org.eclipse.swt.widgets.TreeItem;
import org.eclipse.swt.widgets.Widget;
public class SelectTypesDialogCheck extends TitleAreaDialog implements Listener {
private boolean featureMode;
private Text typeNameUI;
public Tree tree;
public String typeName = "error-TypeName-never-set";
private List<String> allTypes;
private Map<String, List<String>> allTypesMapping;
private Map<String, Set<String>> selectedTypes;
private int swtTreeModeFlag;
private boolean check;
private String choosenType;
public SelectTypesDialogCheck(Shell shell, TypeSystemDescription tsd,
Map<String, Set<String>> selectedTypes, boolean featureMode, int swtTreeModeFlag,
boolean check) {
super(shell);
this.check = check;
this.swtTreeModeFlag = swtTreeModeFlag;
allTypes = new LinkedList<String>();
allTypesMapping = new HashMap<String, List<String>>();
TypeDescription[] systemTypes = tsd.getTypes();
for (TypeDescription typeDescription : systemTypes) {
List<String> typeFeatures = new LinkedList<String>();
for (FeatureDescription fd : typeDescription.getFeatures()) {
typeFeatures.add(fd.getName());
}
String supertypeName = typeDescription.getSupertypeName();
if (supertypeName != null) {
TypeDescription superTypeDesc = tsd.getType(supertypeName);
if (superTypeDesc != null) {
for (FeatureDescription fd : superTypeDesc.getFeatures()) {
typeFeatures.add(fd.getName());
}
}
}
String name = typeDescription.getName();
allTypes.add(name);
allTypesMapping.put(name, typeFeatures);
}
if (selectedTypes != null) {
this.selectedTypes = selectedTypes;
} else {
this.selectedTypes = new HashMap<String, Set<String>>();
}
this.featureMode = featureMode;
}
@Override
protected Control createContents(Composite parent) {
Control contents = super.createContents(parent);
if (!check) {
setMessage("Please select the new type:");
setTitle("Type selection dialog!");
} else if (!featureMode) {
setMessage("Select the types that should be copied unchecked:");
setTitle("Type selection dialog!");
} else {
setMessage("Select the types and features that you want to check:");
setTitle("Type and feature selection dialog");
}
return contents;
}
@Override
protected Control createDialogArea(Composite parent) {
Composite composite = (Composite) super.createDialogArea(parent);
typeNameUI = newText(composite, SWT.SINGLE, "Specify the type name");
typeNameUI.addListener(SWT.Modify, this);
createWideLabel(composite, " Matching Types:");
if (check) {
tree = newTree(composite, SWT.CHECK);
} else {
tree = newTree(composite, SWT.NONE);
}
tree.setBounds(10, 10, 50, 50);
displayFilteredTypes("");
return composite;
}
@Override
public void handleEvent(Event event) {
if (event.widget == typeNameUI && event.type == SWT.Modify) {
displayFilteredTypes(typeNameUI.getText());
} else if (event.widget == tree) {
Widget item = event.item;
if (item instanceof TreeItem) {
TreeItem ti = (TreeItem) item;
this.choosenType = ti.getText();
int level = getLevel(ti);
TreeItem[] selection = tree.getSelection();
String text = ti.getText();
if (level == 1) {
for (TreeItem treeItem : selection) {
if (treeItem != ti) {
if (ti.getChecked()) {
treeItem.setChecked(true);
selectedTypes.put(treeItem.getText(), null);
} else {
selectedTypes.remove(treeItem.getText());
treeItem.setChecked(false);
}
}
}
if (ti.getChecked()) {
selectedTypes.put(text, new HashSet<String>());
} else {
selectedTypes.remove(text);
}
}
if (level == 2) {
TreeItem parentItem = ti.getParentItem();
String parentName = parentItem.getText();
if (!selectedTypes.keySet().contains(parentName)) {
selectedTypes.put(parentName, new HashSet<String>());
}
Set<String> set = selectedTypes.get(parentName);
if (set == null) {
set = new HashSet<String>();
selectedTypes.put(parentName, set);
}
if (ti.getChecked()) {
if (!set.contains(text)) {
set.add(text);
}
parentItem.setChecked(true);
} else {
set.remove(text);
}
}
}
}
}
private int getLevel(TreeItem ti) {
int level = 1;
TreeItem parent = ti.getParentItem();
while (parent != null) {
parent = parent.getParentItem();
level++;
}
return level;
}
protected Label createWideLabel(Composite parent, String message) {
Label label = null;
label = new Label(parent, SWT.WRAP);
label.setText(null != message ? message : "");
GridData data = new GridData(GridData.FILL_HORIZONTAL);
data.widthHint = convertHorizontalDLUsToPixels(IDialogConstants.MINIMUM_MESSAGE_AREA_WIDTH);
data.verticalAlignment = SWT.CENTER;
label.setLayoutData(data);
return label;
}
protected Text newText(Composite parent, int style, String tip) {
Text t = new Text(parent, style | SWT.BORDER);
t.setToolTipText(tip);
t.setLayoutData(new GridData(GridData.FILL_HORIZONTAL));
t.addListener(SWT.KeyUp, this);
t.addListener(SWT.MouseUp, this);
return t;
}
protected Tree newTree(Composite parent, int style) {
Tree tree = new Tree(parent, style | SWT.BORDER | swtTreeModeFlag);
GridData gd = new GridData(GridData.FILL_BOTH);
tree.setLayoutData(gd);
tree.addListener(SWT.Selection, this);
tree.addListener(SWT.KeyUp, this);
tree.addListener(SWT.MouseDown, this);
return tree;
}
public boolean isValid() {
return true;
}
@Override
protected boolean isResizable() {
return true;
}
@Override
protected Point getInitialSize() {
return new Point(450, 450);
}
public Map<String, Set<String>> getSelectedTypes() {
return selectedTypes;
}
public Set<String> getSelectedTypesSet() {
return selectedTypes.keySet();
}
public void setSelectedTypes(Map<String, Set<String>> selectedTypes) {
this.selectedTypes = selectedTypes;
}
private void displayFilteredTypes(String aTypeName) {
tree.setRedraw(false);
tree.removeAll();
String topEntry = "";
aTypeName = aTypeName.toLowerCase();
for (String type : allTypes) {
String candidateTypeName = type.toLowerCase();
if (StringUtils.isBlank(aTypeName)
|| candidateTypeName.toLowerCase().indexOf(aTypeName.toLowerCase()) != -1) {
if (StringUtils.isEmpty(topEntry)) {
topEntry = type;
}
TreeItem item = new TreeItem(tree, SWT.NULL);
item.setText(type);
if (selectedTypes.keySet().contains(item.getText())) {
item.setChecked(true);
}
if (featureMode) {
List<String> featuresType = allTypesMapping.get(type);
Set<String> selectedFeaturesType = selectedTypes.get(type);
for (String feature : featuresType) {
TreeItem itemFeat = new TreeItem(item, SWT.NULL);
itemFeat.setText(feature);
if (selectedFeaturesType != null) {
if (selectedFeaturesType.contains(feature)) {
itemFeat.setChecked(true);
}
}
}
}
}
}
tree.setRedraw(true);
}
public String getChoosenType() {
return this.choosenType;
}
}