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1
11
12 package org.eclipse.ui.internal.presentations;
13
14 import java.text.Collator  ;
15 import java.util.ArrayList ;
16 import java.util.Iterator ;
17
18 import org.eclipse.jface.viewers.ContentViewer;
19 import org.eclipse.jface.viewers.IBaseLabelProvider;
20 import org.eclipse.jface.viewers.IFontProvider;
21 import org.eclipse.jface.viewers.ILabelProvider;
22 import org.eclipse.jface.viewers.IStructuredContentProvider;
23 import org.eclipse.jface.viewers.IStructuredSelection;
24 import org.eclipse.jface.viewers.LabelProvider;
25 import org.eclipse.jface.viewers.TableViewer;
26 import org.eclipse.jface.viewers.Viewer;
27 import org.eclipse.jface.viewers.ViewerSorter;
28 import org.eclipse.swt.SWT;
29 import org.eclipse.swt.custom.CTabFolder;
30 import org.eclipse.swt.custom.CTabItem;
31 import org.eclipse.swt.graphics.Font;
32 import org.eclipse.swt.graphics.FontData;
33 import org.eclipse.swt.graphics.Image;
34 import org.eclipse.swt.layout.GridData;
35 import org.eclipse.swt.widgets.Composite;
36 import org.eclipse.swt.widgets.Shell;
37 import org.eclipse.swt.widgets.Table;
38 import org.eclipse.ui.presentations.IPresentablePart;
39
40 public class BasicStackList extends AbstractTableInformationControl {
41
42 private class BasicStackListContentProvider implements IStructuredContentProvider {
43
44 private DefaultPartPresentation basicStackPresentation;
45
46 public BasicStackListContentProvider() {
47 }
49
50 public void dispose() {
51 }
53
54 public Object [] getElements(Object inputElement) {
55 if (basicStackPresentation == null) { return new CTabItem[0]; }
56 final PaneFolder tabFolder = basicStackPresentation.getTabFolder();
57
58
69
70 return tabFolder.getItems();
71 }
72
73 public void inputChanged(Viewer viewer, Object oldInput, Object newInput) {
74 basicStackPresentation = (DefaultPartPresentation) newInput;
75 }
76 }
77
78 private class BasicStackListLabelProvider extends LabelProvider implements IFontProvider {
79
80 private Font boldFont = null;
81
82 public BasicStackListLabelProvider() {
83 }
85
86 public String getText(Object element) {
87 CTabItem tabItem = (CTabItem) element;
88 DefaultPartPresentation basicStackPresentation = (DefaultPartPresentation) getTableViewer()
89 .getInput();
90 IPresentablePart presentablePart = basicStackPresentation.getPartForTab(tabItem);
91 return basicStackPresentation.getLabelText(presentablePart, true);
93 }
94
95 public Image getImage(Object element) {
96 CTabItem tabItem = (CTabItem) element;
97 DefaultPartPresentation basicStackPresentation = (DefaultPartPresentation) getTableViewer()
98 .getInput();
99 IPresentablePart presentablePart = basicStackPresentation.getPartForTab(tabItem);
100 return basicStackPresentation.getLabelImage(presentablePart);
101 }
102
103 public Font getFont(Object element) {
104 CTabItem tabItem = (CTabItem) element;
105 CTabFolder tabFolder = tabItem.getParent();
107 boolean singleTab = tabFolder.getSingle();
108
109 if (tabItem.isShowing() || singleTab)
112 return null;
113
114 if (boldFont == null) {
115 Font originalFont = tabItem.getFont();
116 FontData fontData[] = originalFont.getFontData();
117 for (int i = 0; i < fontData.length; i++)
119 fontData[i].setStyle(fontData[i].getStyle()|SWT.BOLD);
120 boldFont = new Font(tabItem.getDisplay(), fontData);
121 }
122 return boldFont;
123 }
124
125 public void dispose() {
126 super.dispose();
127 if (boldFont != null)
128 boldFont.dispose();
129 }
130 }
131
132 private class BasicStackListViewerSorter extends ViewerSorter {
133
134 public BasicStackListViewerSorter(){
135 }
137
138 public BasicStackListViewerSorter(Collator collator) {
139 super(collator);
140 }
141
142
145 public int compare(Viewer viewer, Object e1, Object e2) {
146 int cat1 = category(e1);
147 int cat2 = category(e2);
148
149 if (cat1 != cat2)
150 return cat1 - cat2;
151
152
154 String name1;
155 String name2;
156
157 if (viewer == null || !(viewer instanceof ContentViewer)) {
158 name1 = e1.toString();
159 name2 = e2.toString();
160 } else {
161 IBaseLabelProvider prov = ((ContentViewer) viewer).getLabelProvider();
162 if (prov instanceof ILabelProvider) {
163 ILabelProvider lprov = (ILabelProvider) prov;
164 name1 = lprov.getText(e1);
165 name2 = lprov.getText(e2);
166 String prefix = DefaultEditorPresentation.DIRTY_PREFIX;
170 if (name1.startsWith(prefix))
171 name1 = name1.substring(prefix.length());
172 if (name2.startsWith(prefix))
173 name2 = name2.substring(prefix.length());
174 } else {
175 name1 = e1.toString();
176 name2 = e2.toString();
177 }
178 }
179 if (name1 == null)
180 name1 = ""; if (name2 == null)
182 name2 = ""; return collator.compare(name1, name2);
184 }
185
188 public int category(Object element) {
189
190 CTabItem tabItem = (CTabItem) element;
191 if (tabItem.isShowing())
192 return 1; return 0; }
195 }
196
197 public BasicStackList(Shell parent, int shellStyle, int treeStyle) {
198 super(parent, shellStyle, treeStyle);
199 }
200
201 protected TableViewer createTableViewer(Composite parent, int style) {
202 Table table = new Table(parent, SWT.SINGLE | (style & ~SWT.MULTI));
203 table.setLayoutData(new GridData(GridData.VERTICAL_ALIGN_BEGINNING));
204 TableViewer tableViewer = new TableViewer(table) {
205
208 protected void internalRefresh(Object element) {
209 boolean usingMotif = "motif".equals(SWT.getPlatform());
210 try {
211 if (usingMotif) getTable().setRedraw(false);
216 super.internalRefresh(element);
217 } finally {
218 if (usingMotif) getTable().setRedraw(true);
219 }
220 }
221 };
222 tableViewer.addFilter(new NamePatternFilter());
223 tableViewer.setContentProvider(new BasicStackListContentProvider());
224 tableViewer.setSorter(new BasicStackListViewerSorter());
225 tableViewer.setLabelProvider(new BasicStackListLabelProvider());
226 return tableViewer;
227 }
228
229 public void setInput(Object information) {
230 DefaultPartPresentation basicStackPresentation = (DefaultPartPresentation) information;
231 inputChanged(basicStackPresentation, basicStackPresentation.getTabFolder()
232 .getSelection());
233 }
234
235 protected void gotoSelectedElement() {
236 Object selectedElement = getSelectedElement();
237
238 DefaultPartPresentation basicStackPresentation = null;
239 if (selectedElement != null) {
240 basicStackPresentation = (DefaultPartPresentation) getTableViewer()
241 .getInput();
242 }
243 dispose();
245
246 if (basicStackPresentation != null)
248 basicStackPresentation.setSelection((CTabItem) selectedElement);
249 }
250
251 protected boolean deleteSelectedElements() {
252
253 IStructuredSelection structuredSelection = getSelectedElements();
254
255 if (structuredSelection != null) {
256 DefaultPartPresentation basicStackPresentation = (DefaultPartPresentation) getTableViewer()
257 .getInput();
258
259 ArrayList list = new ArrayList (structuredSelection.size());
260
261 for (Iterator iterator = structuredSelection.iterator(); iterator.hasNext();) {
262 IPresentablePart presentablePart = basicStackPresentation.getPartForTab((CTabItem) iterator.next());
263 list.add(presentablePart);
264 }
265
266 basicStackPresentation.close((IPresentablePart[]) list.toArray(new IPresentablePart[list.size()]));
267 }
268
269 if (((DefaultPartPresentation)getTableViewer().getInput()).isDisposed()) {
270 fComposite.dispose();
271 return true;
272 }
273 return false;
274
275 }
276 }
277 |
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