1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
|
/******************************************************************************
* Copyright (c) 2006, 2020 Eclipse.org, CEA LIST, Artal
*
* All rights reserved. This program and the accompanying materials
* are made available under the terms of the Eclipse Public License 2.0
* which accompanies this distribution, and is available at
* https://www.eclipse.org/legal/epl-2.0/
*
* SPDX-License-Identifier: EPL-2.0
*
* Contributors:
* Dmitry Stadnik - initial API and implementation
* Aurelien Didier (ARTAL) - aurelien.didier51@gmail.com - Bug 569174
*****************************************************************************/
package org.eclipse.papyrus.gmf.internal.bridge.wizards.pages.simple;
import java.util.List;
import org.eclipse.emf.common.notify.AdapterFactory;
import org.eclipse.emf.ecore.provider.EcoreItemProviderAdapterFactory;
import org.eclipse.emf.edit.ui.provider.AdapterFactoryLabelProvider;
import org.eclipse.jface.viewers.CellEditor;
import org.eclipse.jface.viewers.CheckboxCellEditor;
import org.eclipse.jface.viewers.ICellModifier;
import org.eclipse.jface.viewers.ILabelProvider;
import org.eclipse.jface.viewers.ITableLabelProvider;
import org.eclipse.jface.viewers.ITreeContentProvider;
import org.eclipse.jface.viewers.LabelProvider;
import org.eclipse.jface.viewers.TreeViewer;
import org.eclipse.jface.viewers.Viewer;
import org.eclipse.papyrus.gmf.internal.bridge.ui.Plugin;
import org.eclipse.papyrus.gmf.internal.bridge.wizards.pages.simple.ResolvedItem.Resolution;
import org.eclipse.swt.graphics.Image;
import org.eclipse.swt.widgets.Tree;
import org.eclipse.swt.widgets.TreeItem;
/**
* @author dstadnik
*/
class DomainModelViewerFactory {
private static final String P_NODE = "Node"; //$NON-NLS-1$
private static final String P_LINK = "Link"; //$NON-NLS-1$
private static final String P_LABEL = "Label"; //$NON-NLS-1$
public static TreeViewer createViewer(Tree tree, boolean withLabes) {
TreeViewer viewer = new TreeViewer(tree);
viewer.setContentProvider(new ResolverContentProvider());
AdapterFactory adapterFactory = new EcoreItemProviderAdapterFactory();
viewer.setLabelProvider(new ResolverLabelProvider(new AdapterFactoryLabelProvider(adapterFactory)));
if (withLabes) {
viewer.setColumnProperties(new String[] { "no", P_NODE, P_LINK, P_LABEL }); //$NON-NLS-1$
viewer.setCellEditors(new CellEditor[] { null, new CheckboxCellEditor(), new CheckboxCellEditor(), new CheckboxCellEditor() });
} else {
viewer.setColumnProperties(new String[] { "no", P_NODE, P_LINK }); //$NON-NLS-1$
viewer.setCellEditors(new CellEditor[] { null, new CheckboxCellEditor(), new CheckboxCellEditor() });
}
viewer.setCellModifier(new ResolverCellModifier(viewer, withLabes));
return viewer;
}
private static class ResolverCellModifier implements ICellModifier {
private TreeViewer viewer;
private boolean withLabels;
public ResolverCellModifier(TreeViewer viewer, boolean withLabels) {
this.viewer = viewer;
this.withLabels = withLabels;
}
public Object getValue(Object element, String property) {
ResolvedItem item = (ResolvedItem) element;
return Boolean.valueOf(item.getResolution() == getResolution(property));
}
public boolean canModify(Object element, String property) {
ResolvedItem item = (ResolvedItem) element;
return !item.isDisabled();
}
public void modify(Object element, String property, Object value) {
ResolvedItem item = (ResolvedItem) ((TreeItem) element).getData();
Resolution resolution = getResolution(property);
if (!item.isPossibleResolution(resolution)) {
return;
}
item.setResolution(((Boolean) value).booleanValue() ? resolution : null);
if (withLabels) {
viewer.update(item, new String[] { P_NODE, P_LINK, P_LABEL });
} else {
viewer.update(item, new String[] { P_NODE, P_LINK });
}
}
private Resolution getResolution(String property) {
if (P_NODE.equals(property)) {
return Resolution.NODE;
} else if (P_LINK.equals(property)) {
return Resolution.LINK;
} else if (P_LABEL.equals(property)) {
return Resolution.LABEL;
}
return null;
}
}
private static class ResolverContentProvider implements ITreeContentProvider {
public void dispose() {
}
public void inputChanged(Viewer viewer, Object oldInput, Object newInput) {
}
public Object getParent(Object element) {
return ((ResolvedItem) element).getParent();
}
public Object[] getChildren(Object parentElement) {
List<?> children = ((ResolvedItem) parentElement).getChildren();
return children.toArray();
}
public boolean hasChildren(Object element) {
List<?> children = ((ResolvedItem) element).getChildren();
return !children.isEmpty();
}
public Object[] getElements(Object inputElement) {
return getChildren(inputElement);
}
}
private static class ResolverLabelProvider extends LabelProvider implements ITableLabelProvider {
private ILabelProvider domainLabelProvider;
public ResolverLabelProvider(ILabelProvider domainLabelProvider) {
this.domainLabelProvider = domainLabelProvider;
}
public String getColumnText(Object element, int columnIndex) {
if (columnIndex == 0) {
Object domainRef = ((ResolvedItem) element).getDomainRef();
return domainLabelProvider.getText(domainRef);
} else {
return null;
}
}
public Image getColumnImage(Object element, int columnIndex) {
if (columnIndex == 0) {
Object domainRef = ((ResolvedItem) element).getDomainRef();
return domainLabelProvider.getImage(domainRef);
}
ResolvedItem item = (ResolvedItem) element;
Image image = getResolutionImage(element, columnIndex);
if (item.isDisabled() && image != null) {
return Plugin.getDefault().getImageRegistry().get(Plugin.GRAYED_ICON);
}
return image;
}
protected Image getResolutionImage(Object element, int columnIndex) {
ResolvedItem item = (ResolvedItem) element;
Image checkedIcon = Plugin.getDefault().getImageRegistry().get(Plugin.CHECKED_ICON);
Image uncheckedIcon = Plugin.getDefault().getImageRegistry().get(Plugin.UNCHECKED_ICON);
if (columnIndex == 1) {
if (!item.isPossibleResolution(Resolution.NODE)) {
return null;
}
return Resolution.NODE == item.getResolution() ? checkedIcon : uncheckedIcon;
} else if (columnIndex == 2) {
if (!item.isPossibleResolution(Resolution.LINK)) {
return null;
}
return Resolution.LINK == item.getResolution() ? checkedIcon : uncheckedIcon;
} else if (columnIndex == 3) {
if (!item.isPossibleResolution(Resolution.LABEL)) {
return null;
}
return Resolution.LABEL == item.getResolution() ? checkedIcon : uncheckedIcon;
}
return null;
}
}
}
|
