1 package org
.argeo
.cms
.maintenance
;
3 import static javax
.jcr
.Node
.JCR_CONTENT
;
4 import static org
.eclipse
.swt
.SWT
.RIGHT
;
6 import java
.text
.DateFormat
;
7 import java
.text
.SimpleDateFormat
;
8 import java
.util
.LinkedHashMap
;
10 import javax
.jcr
.ItemNotFoundException
;
11 import javax
.jcr
.Node
;
12 import javax
.jcr
.NodeIterator
;
13 import javax
.jcr
.Property
;
14 import javax
.jcr
.PropertyIterator
;
15 import javax
.jcr
.PropertyType
;
16 import javax
.jcr
.RepositoryException
;
17 import javax
.jcr
.Value
;
19 import org
.argeo
.ArgeoException
;
20 import org
.argeo
.cms
.CmsTypes
;
21 import org
.argeo
.cms
.CmsUiProvider
;
22 import org
.argeo
.cms
.text
.Img
;
23 import org
.argeo
.cms
.util
.CmsLink
;
24 import org
.argeo
.cms
.util
.CmsUtils
;
25 import org
.argeo
.cms
.widgets
.EditableImage
;
26 import org
.argeo
.jcr
.JcrUtils
;
27 import org
.eclipse
.jface
.viewers
.ColumnLabelProvider
;
28 import org
.eclipse
.jface
.viewers
.ILazyContentProvider
;
29 import org
.eclipse
.jface
.viewers
.ISelectionChangedListener
;
30 import org
.eclipse
.jface
.viewers
.IStructuredSelection
;
31 import org
.eclipse
.jface
.viewers
.SelectionChangedEvent
;
32 import org
.eclipse
.jface
.viewers
.StructuredSelection
;
33 import org
.eclipse
.jface
.viewers
.TableViewer
;
34 import org
.eclipse
.jface
.viewers
.TableViewerColumn
;
35 import org
.eclipse
.jface
.viewers
.Viewer
;
36 import org
.eclipse
.rap
.rwt
.RWT
;
37 import org
.eclipse
.swt
.SWT
;
38 import org
.eclipse
.swt
.custom
.ScrolledComposite
;
39 import org
.eclipse
.swt
.events
.ControlAdapter
;
40 import org
.eclipse
.swt
.events
.ControlEvent
;
41 import org
.eclipse
.swt
.events
.KeyEvent
;
42 import org
.eclipse
.swt
.events
.KeyListener
;
43 import org
.eclipse
.swt
.events
.ModifyEvent
;
44 import org
.eclipse
.swt
.events
.ModifyListener
;
45 import org
.eclipse
.swt
.graphics
.Point
;
46 import org
.eclipse
.swt
.graphics
.Rectangle
;
47 import org
.eclipse
.swt
.layout
.GridData
;
48 import org
.eclipse
.swt
.layout
.GridLayout
;
49 import org
.eclipse
.swt
.widgets
.Composite
;
50 import org
.eclipse
.swt
.widgets
.Control
;
51 import org
.eclipse
.swt
.widgets
.Label
;
52 import org
.eclipse
.swt
.widgets
.Table
;
53 import org
.eclipse
.swt
.widgets
.TableColumn
;
54 import org
.eclipse
.swt
.widgets
.Text
;
56 public class Browse
implements CmsUiProvider
{
58 // Some local constants to experiment. should be cleaned
59 private final static String BROWSE_PREFIX
= "browse#";
60 private final static int THUMBNAIL_WIDTH
= 400;
61 private final static int COLUMN_WIDTH
= 160;
62 private DateFormat timeFormatter
= new SimpleDateFormat(
63 "dd-MM-yyyy', 'HH:mm");
65 // keep a cache of the opened nodes
67 private LinkedHashMap
<String
, FilterEntitiesVirtualTable
> browserCols
= new LinkedHashMap
<String
, Browse
.FilterEntitiesVirtualTable
>();
68 private Composite nodeDisplayParent
;
69 private Composite colViewer
;
70 private ScrolledComposite scrolledCmp
;
71 private Text parentPathTxt
;
72 private Text filterTxt
;
73 private Node currEdited
;
75 private String initialPath
;
78 public Control
createUi(Composite parent
, Node context
)
79 throws RepositoryException
{
82 throw new CmsException("Context cannot be null");
83 GridLayout layout
= CmsUtils
.noSpaceGridLayout();
84 layout
.numColumns
= 2;
85 parent
.setLayout(layout
);
88 Composite leftCmp
= new Composite(parent
, SWT
.NO_FOCUS
);
89 leftCmp
.setLayoutData(CmsUtils
.fillAll());
90 createBrowserPart(leftCmp
, context
);
93 nodeDisplayParent
= new Composite(parent
, SWT
.NO_FOCUS
| SWT
.BORDER
);
94 GridData gd
= new GridData(SWT
.RIGHT
, SWT
.FILL
, false, true);
95 gd
.widthHint
= THUMBNAIL_WIDTH
;
96 nodeDisplayParent
.setLayoutData(gd
);
97 createNodeView(nodeDisplayParent
, context
);
101 initialPath
= context
.getPath();
103 // Workaround we don't yet manage the delete to display parent of the
104 // initial context node
109 private void createBrowserPart(Composite parent
, Node context
)
110 throws RepositoryException
{
111 GridLayout layout
= CmsUtils
.noSpaceGridLayout();
112 parent
.setLayout(layout
);
113 Composite filterCmp
= new Composite(parent
, SWT
.NO_FOCUS
);
114 filterCmp
.setLayoutData(CmsUtils
.fillWidth());
117 addFilterPanel(filterCmp
);
119 // scrolled composite
120 scrolledCmp
= new ScrolledComposite(parent
, SWT
.H_SCROLL
| SWT
.BORDER
122 scrolledCmp
.setLayoutData(CmsUtils
.fillAll());
123 scrolledCmp
.setExpandVertical(true);
124 scrolledCmp
.setExpandHorizontal(true);
125 scrolledCmp
.setShowFocusedControl(true);
127 colViewer
= new Composite(scrolledCmp
, SWT
.NO_FOCUS
);
128 scrolledCmp
.setContent(colViewer
);
129 scrolledCmp
.addControlListener(new ControlAdapter() {
130 private static final long serialVersionUID
= 6589392045145698201L;
133 public void controlResized(ControlEvent e
) {
134 Rectangle r
= scrolledCmp
.getClientArea();
135 scrolledCmp
.setMinSize(colViewer
.computeSize(SWT
.DEFAULT
,
139 initExplorer(colViewer
, context
);
142 private Control
initExplorer(Composite parent
, Node context
)
143 throws RepositoryException
{
144 parent
.setLayout(CmsUtils
.noSpaceGridLayout());
145 createBrowserColumn(parent
, context
);
149 private Control
createBrowserColumn(Composite parent
, Node context
)
150 throws RepositoryException
{
151 // TODO style is not correctly managed.
152 FilterEntitiesVirtualTable table
= new FilterEntitiesVirtualTable(
153 parent
, SWT
.BORDER
| SWT
.NO_FOCUS
, context
);
154 // CmsUtils.style(table, ArgeoOrgStyle.browserColumn.style());
155 table
.filterList("*");
156 table
.setLayoutData(new GridData(SWT
.LEFT
, SWT
.FILL
, false, true));
157 browserCols
.put(context
.getPath(), table
);
161 public void addFilterPanel(Composite parent
) {
163 parent
.setLayout(CmsUtils
.noSpaceGridLayout(new GridLayout(2, false)));
165 // Text Area for the filter
166 parentPathTxt
= new Text(parent
, SWT
.NO_FOCUS
);
167 parentPathTxt
.setEditable(false);
168 filterTxt
= new Text(parent
, SWT
.SEARCH
| SWT
.ICON_CANCEL
);
169 filterTxt
.setMessage("Filter current list");
170 filterTxt
.setLayoutData(CmsUtils
.fillWidth());
171 filterTxt
.addModifyListener(new ModifyListener() {
172 private static final long serialVersionUID
= 7709303319740056286L;
174 public void modifyText(ModifyEvent event
) {
179 filterTxt
.addKeyListener(new KeyListener() {
180 private static final long serialVersionUID
= -4523394262771183968L;
183 public void keyReleased(KeyEvent e
) {
187 public void keyPressed(KeyEvent e
) {
188 boolean shiftPressed
= (e
.stateMask
& SWT
.SHIFT
) != 0;
189 // boolean altPressed = (e.stateMask & SWT.ALT) != 0;
190 FilterEntitiesVirtualTable currTable
= null;
191 if (currEdited
!= null) {
192 FilterEntitiesVirtualTable table
= browserCols
193 .get(getPath(currEdited
));
194 if (table
!= null && !table
.isDisposed())
199 if (e
.keyCode
== SWT
.ARROW_DOWN
)
200 currTable
.setFocus();
201 else if (e
.keyCode
== SWT
.BS
) {
202 if (filterTxt
.getText().equals("")
203 && !(getPath(currEdited
).equals("/") || getPath(
204 currEdited
).equals(initialPath
))) {
205 setEdited(currEdited
.getParent());
207 filterTxt
.setFocus();
209 } else if (e
.keyCode
== SWT
.TAB
&& !shiftPressed
) {
210 if (currEdited
.getNodes(filterTxt
.getText() + "*")
212 setEdited(currEdited
.getNodes(
213 filterTxt
.getText() + "*").nextNode());
215 filterTxt
.setFocus();
218 } catch (RepositoryException e1
) {
219 throw new ArgeoException(
220 "Unexpected error in key management for "
221 + currEdited
+ "with filter "
222 + filterTxt
.getText(), e1
);
229 private void setEdited(Node node
) {
232 CmsUtils
.clear(nodeDisplayParent
);
233 createNodeView(nodeDisplayParent
, currEdited
);
234 nodeDisplayParent
.layout();
235 refreshFilters(node
);
236 refreshBrowser(node
);
237 } catch (RepositoryException re
) {
238 throw new ArgeoException("Unable to update browser for " + node
, re
);
242 private void refreshFilters(Node node
) throws RepositoryException
{
243 String currNodePath
= node
.getPath();
244 parentPathTxt
.setText(currNodePath
);
245 filterTxt
.setText("");
246 filterTxt
.getParent().layout();
249 private void refreshBrowser(Node node
) throws RepositoryException
{
252 String currNodePath
= node
.getPath();
253 String currParPath
= "";
254 if (!"/".equals(currNodePath
))
255 currParPath
= JcrUtils
.parentPath(currNodePath
);
256 if ("".equals(currParPath
))
259 Object
[][] colMatrix
= new Object
[browserCols
.size()][2];
261 int i
= 0, j
= -1, k
= -1;
262 for (String path
: browserCols
.keySet()) {
263 colMatrix
[i
][0] = path
;
264 colMatrix
[i
][1] = browserCols
.get(path
);
265 if (j
>= 0 && k
< 0 && !currNodePath
.equals("/")) {
266 boolean leaveOpened
= path
.startsWith(currNodePath
);
268 // workaround for same name siblings
269 // fix me weird side effect when we go left or click on anb
270 // already selected, unfocused node
272 && (path
.lastIndexOf("/") == 0
273 && currNodePath
.lastIndexOf("/") == 0 || JcrUtils
274 .parentPath(path
).equals(
275 JcrUtils
.parentPath(currNodePath
))))
276 leaveOpened
= JcrUtils
.lastPathElement(path
).equals(
277 JcrUtils
.lastPathElement(currNodePath
));
282 if (currParPath
.equals(path
))
287 if (j
>= 0 && k
>= 0)
288 // remove useless cols
289 for (int l
= i
- 1; l
>= k
; l
--) {
290 browserCols
.remove(colMatrix
[l
][0]);
291 ((FilterEntitiesVirtualTable
) colMatrix
[l
][1]).dispose();
294 if (!browserCols
.containsKey(currNodePath
))
295 createBrowserColumn(colViewer
, node
);
297 colViewer
.setLayout(CmsUtils
.noSpaceGridLayout(new GridLayout(
298 browserCols
.size(), false)));
301 // also resize the scrolled composite
302 scrolledCmp
.layout();
303 scrolledCmp
.getShowFocusedControl();
304 // colViewer.getParent().layout();
305 // if (JcrUtils.parentPath(currNodePath).equals(currBrowserKey)) {
310 private void modifyFilter(boolean fromOutside
) {
312 if (currEdited
!= null) {
313 String filter
= filterTxt
.getText() + "*";
314 FilterEntitiesVirtualTable table
= browserCols
315 .get(getPath(currEdited
));
316 if (table
!= null && !table
.isDisposed())
317 table
.filterList(filter
);
322 private String
getPath(Node node
) {
324 return node
.getPath();
325 } catch (RepositoryException e
) {
326 throw new ArgeoException("Unable to get path for node " + node
, e
);
330 private Point imageWidth
= new Point(250, 0);
332 private Control
createNodeView(Composite parent
, Node context
)
333 throws RepositoryException
{
335 parent
.setLayout(new GridLayout(2, false));
337 if (isImg(context
)) {
338 EditableImage image
= new Img(parent
, RIGHT
, context
, imageWidth
);
339 image
.setLayoutData(new GridData(SWT
.CENTER
, SWT
.CENTER
, true,
343 // Name and primary type
344 Label contextL
= new Label(parent
, SWT
.NONE
);
345 contextL
.setData(RWT
.MARKUP_ENABLED
, true);
346 contextL
.setText("<b>" + context
.getName() + "</b>");
347 new Label(parent
, SWT
.NONE
).setText(context
.getPrimaryNodeType()
351 for (NodeIterator nIt
= context
.getNodes(); nIt
.hasNext();) {
352 Node child
= nIt
.nextNode();
353 new CmsLink(child
.getName(), BROWSE_PREFIX
+ child
.getPath())
354 .createUi(parent
, context
);
355 new Label(parent
, SWT
.NONE
).setText(child
.getPrimaryNodeType()
360 for (PropertyIterator pIt
= context
.getProperties(); pIt
.hasNext();) {
361 Property property
= pIt
.nextProperty();
362 Label label
= new Label(parent
, SWT
.NONE
);
363 label
.setText(property
.getName());
364 label
.setToolTipText(JcrUtils
365 .getPropertyDefinitionAsString(property
));
366 new Label(parent
, SWT
.NONE
).setText(getPropAsString(property
));
372 private boolean isImg(Node node
) throws RepositoryException
{
373 return node
.hasNode(JCR_CONTENT
) && node
.isNodeType(CmsTypes
.CMS_IMAGE
);
376 private String
getPropAsString(Property property
)
377 throws RepositoryException
{
379 if (property
.isMultiple()) {
380 result
= getMultiAsString(property
, ", ");
382 Value value
= property
.getValue();
383 if (value
.getType() == PropertyType
.BINARY
)
385 else if (value
.getType() == PropertyType
.DATE
)
386 result
= timeFormatter
.format(value
.getDate().getTime());
388 result
= value
.getString();
393 private String
getMultiAsString(Property property
, String separator
)
394 throws RepositoryException
{
395 if (separator
== null)
397 Value
[] values
= property
.getValues();
398 StringBuilder builder
= new StringBuilder();
399 for (Value val
: values
) {
400 String currStr
= val
.getString();
401 if (!"".equals(currStr
.trim()))
402 builder
.append(currStr
).append(separator
);
404 if (builder
.lastIndexOf(separator
) >= 0)
405 return builder
.substring(0, builder
.length() - separator
.length());
407 return builder
.toString();
410 /** Almost canonical implementation of a table that display entities */
411 private class FilterEntitiesVirtualTable
extends Composite
{
412 private static final long serialVersionUID
= 8798147431706283824L;
415 private Node context
;
418 private TableViewer entityViewer
;
420 // enable management of multiple columns
426 public boolean setFocus() {
427 if (entityViewer
.getTable().isDisposed())
429 if (entityViewer
.getSelection().isEmpty()) {
430 Object first
= entityViewer
.getElementAt(0);
432 entityViewer
.setSelection(new StructuredSelection(first
),
436 return entityViewer
.getTable().setFocus();
439 void filterList(String filter
) {
441 NodeIterator nit
= context
.getNodes(filter
);
442 refreshFilteredList(nit
);
443 } catch (RepositoryException e
) {
444 throw new ArgeoException("Unable to filter " + getNode()
445 + " children with filter " + filter
, e
);
450 public FilterEntitiesVirtualTable(Composite parent
, int style
,
452 super(parent
, SWT
.NO_FOCUS
);
453 this.context
= context
;
457 protected void populate() {
458 Composite parent
= this;
459 GridLayout layout
= CmsUtils
.noSpaceGridLayout();
461 this.setLayout(layout
);
462 createTableViewer(parent
);
465 private void createTableViewer(final Composite parent
) {
467 // We must limit the size of the table otherwise the full list is
469 // before the layout happens
470 Composite listCmp
= new Composite(parent
, SWT
.NO_FOCUS
);
471 GridData gd
= new GridData(SWT
.LEFT
, SWT
.FILL
, false, true);
472 gd
.widthHint
= COLUMN_WIDTH
;
473 listCmp
.setLayoutData(gd
);
474 listCmp
.setLayout(CmsUtils
.noSpaceGridLayout());
476 entityViewer
= new TableViewer(listCmp
, SWT
.VIRTUAL
| SWT
.SINGLE
);
477 Table table
= entityViewer
.getTable();
479 table
.setLayoutData(CmsUtils
.fillAll());
480 table
.setLinesVisible(true);
481 table
.setHeaderVisible(false);
482 table
.setData(RWT
.MARKUP_ENABLED
, Boolean
.TRUE
);
484 CmsUtils
.style(table
, MaintenanceStyles
.BROWSER_COLUMN
);
487 TableViewerColumn column
= new TableViewerColumn(entityViewer
,
489 TableColumn tcol
= column
.getColumn();
490 tcol
.setWidth(COLUMN_WIDTH
);
491 tcol
.setResizable(true);
492 column
.setLabelProvider(new SimpleNameLP());
494 entityViewer
.setContentProvider(new MyLazyCP(entityViewer
));
496 .addSelectionChangedListener(new ISelectionChangedListener() {
499 public void selectionChanged(SelectionChangedEvent event
) {
500 IStructuredSelection selection
= (IStructuredSelection
) entityViewer
502 if (selection
.isEmpty())
505 setEdited((Node
) selection
.getFirstElement());
510 table
.addKeyListener(new KeyListener() {
511 private static final long serialVersionUID
= -330694313896036230L;
514 public void keyReleased(KeyEvent e
) {
518 public void keyPressed(KeyEvent e
) {
520 IStructuredSelection selection
= (IStructuredSelection
) entityViewer
522 Node selected
= null;
523 if (!selection
.isEmpty())
524 selected
= ((Node
) selection
.getFirstElement());
526 if (e
.keyCode
== SWT
.ARROW_RIGHT
) {
527 if (selected
!= null) {
529 browserCols
.get(selected
.getPath()).setFocus();
531 } else if (e
.keyCode
== SWT
.ARROW_LEFT
) {
533 selected
= getNode().getParent();
534 String newPath
= selected
.getPath(); // getNode().getParent()
536 if (browserCols
.containsKey(newPath
))
537 browserCols
.get(newPath
).setFocus();
538 } catch (ItemNotFoundException ie
) {
542 } catch (RepositoryException ie
) {
543 throw new ArgeoException("Error while managing arrow "
544 + "events in the browser for " + selected
, ie
);
550 private class MyLazyCP
implements ILazyContentProvider
{
551 private static final long serialVersionUID
= 1L;
552 private TableViewer viewer
;
553 private Object
[] elements
;
555 public MyLazyCP(TableViewer viewer
) {
556 this.viewer
= viewer
;
559 public void dispose() {
562 public void inputChanged(Viewer viewer
, Object oldInput
,
564 // IMPORTANT: don't forget this: an exception will be thrown if
565 // a selected object is not part of the results anymore.
566 viewer
.setSelection(null);
567 this.elements
= (Object
[]) newInput
;
570 public void updateElement(int index
) {
571 viewer
.replace(elements
[index
], index
);
575 protected void refreshFilteredList(NodeIterator children
) {
576 Object
[] rows
= JcrUtils
.nodeIteratorToList(children
).toArray();
577 entityViewer
.setInput(rows
);
578 entityViewer
.setItemCount(rows
.length
);
579 entityViewer
.refresh();
582 public class SimpleNameLP
extends ColumnLabelProvider
{
583 private static final long serialVersionUID
= 2465059387875338553L;
586 public String
getText(Object element
) {
587 if (element
instanceof Node
) {
588 Node curr
= ((Node
) element
);
590 return curr
.getName();
591 } catch (RepositoryException e
) {
592 throw new ArgeoException("Unable to get name for"
596 return super.getText(element
);