1 package org
.argeo
.cms
.maintenance
;
3 import static org
.eclipse
.swt
.SWT
.RIGHT
;
5 import java
.text
.DateFormat
;
6 import java
.text
.SimpleDateFormat
;
7 import java
.util
.LinkedHashMap
;
9 import javax
.jcr
.ItemNotFoundException
;
10 import javax
.jcr
.Node
;
11 import javax
.jcr
.NodeIterator
;
12 import javax
.jcr
.Property
;
13 import javax
.jcr
.PropertyIterator
;
14 import javax
.jcr
.PropertyType
;
15 import javax
.jcr
.RepositoryException
;
16 import javax
.jcr
.Value
;
18 import org
.argeo
.cms
.CmsException
;
19 import org
.argeo
.cms
.ui
.CmsUiProvider
;
20 import org
.argeo
.cms
.util
.CmsLink
;
21 import org
.argeo
.cms
.util
.CmsUtils
;
22 import org
.argeo
.cms
.widgets
.EditableImage
;
23 import org
.argeo
.cms
.widgets
.Img
;
24 import org
.argeo
.jcr
.JcrUtils
;
25 import org
.eclipse
.jface
.viewers
.ColumnLabelProvider
;
26 import org
.eclipse
.jface
.viewers
.ILazyContentProvider
;
27 import org
.eclipse
.jface
.viewers
.ISelectionChangedListener
;
28 import org
.eclipse
.jface
.viewers
.IStructuredSelection
;
29 import org
.eclipse
.jface
.viewers
.SelectionChangedEvent
;
30 import org
.eclipse
.jface
.viewers
.StructuredSelection
;
31 import org
.eclipse
.jface
.viewers
.TableViewer
;
32 import org
.eclipse
.jface
.viewers
.TableViewerColumn
;
33 import org
.eclipse
.jface
.viewers
.Viewer
;
34 import org
.eclipse
.rap
.rwt
.RWT
;
35 import org
.eclipse
.swt
.SWT
;
36 import org
.eclipse
.swt
.custom
.ScrolledComposite
;
37 import org
.eclipse
.swt
.events
.ControlAdapter
;
38 import org
.eclipse
.swt
.events
.ControlEvent
;
39 import org
.eclipse
.swt
.events
.KeyEvent
;
40 import org
.eclipse
.swt
.events
.KeyListener
;
41 import org
.eclipse
.swt
.events
.ModifyEvent
;
42 import org
.eclipse
.swt
.events
.ModifyListener
;
43 import org
.eclipse
.swt
.graphics
.Point
;
44 import org
.eclipse
.swt
.graphics
.Rectangle
;
45 import org
.eclipse
.swt
.layout
.GridData
;
46 import org
.eclipse
.swt
.layout
.GridLayout
;
47 import org
.eclipse
.swt
.widgets
.Composite
;
48 import org
.eclipse
.swt
.widgets
.Control
;
49 import org
.eclipse
.swt
.widgets
.Label
;
50 import org
.eclipse
.swt
.widgets
.Table
;
51 import org
.eclipse
.swt
.widgets
.TableColumn
;
52 import org
.eclipse
.swt
.widgets
.Text
;
54 public class Browse
implements CmsUiProvider
{
56 // Some local constants to experiment. should be cleaned
57 private final static String BROWSE_PREFIX
= "browse#";
58 private final static int THUMBNAIL_WIDTH
= 400;
59 private final static int COLUMN_WIDTH
= 160;
60 private DateFormat timeFormatter
= new SimpleDateFormat("dd-MM-yyyy', 'HH:mm");
62 // keep a cache of the opened nodes
64 private LinkedHashMap
<String
, FilterEntitiesVirtualTable
> browserCols
= new LinkedHashMap
<String
, Browse
.FilterEntitiesVirtualTable
>();
65 private Composite nodeDisplayParent
;
66 private Composite colViewer
;
67 private ScrolledComposite scrolledCmp
;
68 private Text parentPathTxt
;
69 private Text filterTxt
;
70 private Node currEdited
;
72 private String initialPath
;
75 public Control
createUi(Composite parent
, Node context
) throws RepositoryException
{
78 throw new CmsException("Context cannot be null");
79 GridLayout layout
= CmsUtils
.noSpaceGridLayout();
80 layout
.numColumns
= 2;
81 parent
.setLayout(layout
);
84 Composite leftCmp
= new Composite(parent
, SWT
.NO_FOCUS
);
85 leftCmp
.setLayoutData(CmsUtils
.fillAll());
86 createBrowserPart(leftCmp
, context
);
89 nodeDisplayParent
= new Composite(parent
, SWT
.NO_FOCUS
| SWT
.BORDER
);
90 GridData gd
= new GridData(SWT
.RIGHT
, SWT
.FILL
, false, true);
91 gd
.widthHint
= THUMBNAIL_WIDTH
;
92 nodeDisplayParent
.setLayoutData(gd
);
93 createNodeView(nodeDisplayParent
, context
);
97 initialPath
= context
.getPath();
99 // Workaround we don't yet manage the delete to display parent of the
100 // initial context node
105 private void createBrowserPart(Composite parent
, Node context
) throws RepositoryException
{
106 GridLayout layout
= CmsUtils
.noSpaceGridLayout();
107 parent
.setLayout(layout
);
108 Composite filterCmp
= new Composite(parent
, SWT
.NO_FOCUS
);
109 filterCmp
.setLayoutData(CmsUtils
.fillWidth());
112 addFilterPanel(filterCmp
);
114 // scrolled composite
115 scrolledCmp
= new ScrolledComposite(parent
, SWT
.H_SCROLL
| SWT
.BORDER
| SWT
.NO_FOCUS
);
116 scrolledCmp
.setLayoutData(CmsUtils
.fillAll());
117 scrolledCmp
.setExpandVertical(true);
118 scrolledCmp
.setExpandHorizontal(true);
119 scrolledCmp
.setShowFocusedControl(true);
121 colViewer
= new Composite(scrolledCmp
, SWT
.NO_FOCUS
);
122 scrolledCmp
.setContent(colViewer
);
123 scrolledCmp
.addControlListener(new ControlAdapter() {
124 private static final long serialVersionUID
= 6589392045145698201L;
127 public void controlResized(ControlEvent e
) {
128 Rectangle r
= scrolledCmp
.getClientArea();
129 scrolledCmp
.setMinSize(colViewer
.computeSize(SWT
.DEFAULT
, r
.height
));
132 initExplorer(colViewer
, context
);
135 private Control
initExplorer(Composite parent
, Node context
) throws RepositoryException
{
136 parent
.setLayout(CmsUtils
.noSpaceGridLayout());
137 createBrowserColumn(parent
, context
);
141 private Control
createBrowserColumn(Composite parent
, Node context
) throws RepositoryException
{
142 // TODO style is not correctly managed.
143 FilterEntitiesVirtualTable table
= new FilterEntitiesVirtualTable(parent
, SWT
.BORDER
| SWT
.NO_FOCUS
, context
);
144 // CmsUtils.style(table, ArgeoOrgStyle.browserColumn.style());
145 table
.filterList("*");
146 table
.setLayoutData(new GridData(SWT
.LEFT
, SWT
.FILL
, false, true));
147 browserCols
.put(context
.getPath(), table
);
151 public void addFilterPanel(Composite parent
) {
153 parent
.setLayout(CmsUtils
.noSpaceGridLayout(new GridLayout(2, false)));
155 // Text Area for the filter
156 parentPathTxt
= new Text(parent
, SWT
.NO_FOCUS
);
157 parentPathTxt
.setEditable(false);
158 filterTxt
= new Text(parent
, SWT
.SEARCH
| SWT
.ICON_CANCEL
);
159 filterTxt
.setMessage("Filter current list");
160 filterTxt
.setLayoutData(CmsUtils
.fillWidth());
161 filterTxt
.addModifyListener(new ModifyListener() {
162 private static final long serialVersionUID
= 7709303319740056286L;
164 public void modifyText(ModifyEvent event
) {
169 filterTxt
.addKeyListener(new KeyListener() {
170 private static final long serialVersionUID
= -4523394262771183968L;
173 public void keyReleased(KeyEvent e
) {
177 public void keyPressed(KeyEvent e
) {
178 boolean shiftPressed
= (e
.stateMask
& SWT
.SHIFT
) != 0;
179 // boolean altPressed = (e.stateMask & SWT.ALT) != 0;
180 FilterEntitiesVirtualTable currTable
= null;
181 if (currEdited
!= null) {
182 FilterEntitiesVirtualTable table
= browserCols
.get(getPath(currEdited
));
183 if (table
!= null && !table
.isDisposed())
188 if (e
.keyCode
== SWT
.ARROW_DOWN
)
189 currTable
.setFocus();
190 else if (e
.keyCode
== SWT
.BS
) {
191 if (filterTxt
.getText().equals("")
192 && !(getPath(currEdited
).equals("/") || getPath(currEdited
).equals(initialPath
))) {
193 setEdited(currEdited
.getParent());
195 filterTxt
.setFocus();
197 } else if (e
.keyCode
== SWT
.TAB
&& !shiftPressed
) {
198 if (currEdited
.getNodes(filterTxt
.getText() + "*").getSize() == 1) {
199 setEdited(currEdited
.getNodes(filterTxt
.getText() + "*").nextNode());
201 filterTxt
.setFocus();
204 } catch (RepositoryException e1
) {
205 throw new CmsException("Unexpected error in key management for " + currEdited
+ "with filter "
206 + filterTxt
.getText(), e1
);
213 private void setEdited(Node node
) {
216 CmsUtils
.clear(nodeDisplayParent
);
217 createNodeView(nodeDisplayParent
, currEdited
);
218 nodeDisplayParent
.layout();
219 refreshFilters(node
);
220 refreshBrowser(node
);
221 } catch (RepositoryException re
) {
222 throw new CmsException("Unable to update browser for " + node
, re
);
226 private void refreshFilters(Node node
) throws RepositoryException
{
227 String currNodePath
= node
.getPath();
228 parentPathTxt
.setText(currNodePath
);
229 filterTxt
.setText("");
230 filterTxt
.getParent().layout();
233 private void refreshBrowser(Node node
) throws RepositoryException
{
236 String currNodePath
= node
.getPath();
237 String currParPath
= "";
238 if (!"/".equals(currNodePath
))
239 currParPath
= JcrUtils
.parentPath(currNodePath
);
240 if ("".equals(currParPath
))
243 Object
[][] colMatrix
= new Object
[browserCols
.size()][2];
245 int i
= 0, j
= -1, k
= -1;
246 for (String path
: browserCols
.keySet()) {
247 colMatrix
[i
][0] = path
;
248 colMatrix
[i
][1] = browserCols
.get(path
);
249 if (j
>= 0 && k
< 0 && !currNodePath
.equals("/")) {
250 boolean leaveOpened
= path
.startsWith(currNodePath
);
252 // workaround for same name siblings
253 // fix me weird side effect when we go left or click on anb
254 // already selected, unfocused node
255 if (leaveOpened
&& (path
.lastIndexOf("/") == 0 && currNodePath
.lastIndexOf("/") == 0
256 || JcrUtils
.parentPath(path
).equals(JcrUtils
.parentPath(currNodePath
))))
257 leaveOpened
= JcrUtils
.lastPathElement(path
).equals(JcrUtils
.lastPathElement(currNodePath
));
262 if (currParPath
.equals(path
))
267 if (j
>= 0 && k
>= 0)
268 // remove useless cols
269 for (int l
= i
- 1; l
>= k
; l
--) {
270 browserCols
.remove(colMatrix
[l
][0]);
271 ((FilterEntitiesVirtualTable
) colMatrix
[l
][1]).dispose();
274 // Remove disposed columns
275 // TODO investigate and fix the mechanism that leave them there after
277 if (browserCols
.containsKey(currNodePath
)) {
278 FilterEntitiesVirtualTable currCol
= browserCols
.get(currNodePath
);
279 if (currCol
.isDisposed())
280 browserCols
.remove(currNodePath
);
283 if (!browserCols
.containsKey(currNodePath
))
284 createBrowserColumn(colViewer
, node
);
286 colViewer
.setLayout(CmsUtils
.noSpaceGridLayout(new GridLayout(browserCols
.size(), false)));
289 // also resize the scrolled composite
290 scrolledCmp
.layout();
291 scrolledCmp
.getShowFocusedControl();
292 // colViewer.getParent().layout();
293 // if (JcrUtils.parentPath(currNodePath).equals(currBrowserKey)) {
298 private void modifyFilter(boolean fromOutside
) {
300 if (currEdited
!= null) {
301 String filter
= filterTxt
.getText() + "*";
302 FilterEntitiesVirtualTable table
= browserCols
.get(getPath(currEdited
));
303 if (table
!= null && !table
.isDisposed())
304 table
.filterList(filter
);
309 private String
getPath(Node node
) {
311 return node
.getPath();
312 } catch (RepositoryException e
) {
313 throw new CmsException("Unable to get path for node " + node
, e
);
317 private Point imageWidth
= new Point(250, 0);
320 * Recreates the content of the box that displays information about the current
323 private Control
createNodeView(Composite parent
, Node context
) throws RepositoryException
{
325 parent
.setLayout(new GridLayout(2, false));
327 if (isImg(context
)) {
328 EditableImage image
= new Img(parent
, RIGHT
, context
, imageWidth
);
329 image
.setLayoutData(new GridData(SWT
.CENTER
, SWT
.CENTER
, true, false, 2, 1));
332 // Name and primary type
333 Label contextL
= new Label(parent
, SWT
.NONE
);
334 contextL
.setData(RWT
.MARKUP_ENABLED
, true);
335 contextL
.setText("<b>" + context
.getName() + "</b>");
336 new Label(parent
, SWT
.NONE
).setText(context
.getPrimaryNodeType().getName());
339 for (NodeIterator nIt
= context
.getNodes(); nIt
.hasNext();) {
340 Node child
= nIt
.nextNode();
341 new CmsLink(child
.getName(), BROWSE_PREFIX
+ child
.getPath()).createUi(parent
, context
);
342 new Label(parent
, SWT
.NONE
).setText(child
.getPrimaryNodeType().getName());
346 for (PropertyIterator pIt
= context
.getProperties(); pIt
.hasNext();) {
347 Property property
= pIt
.nextProperty();
348 Label label
= new Label(parent
, SWT
.NONE
);
349 label
.setText(property
.getName());
350 label
.setToolTipText(JcrUtils
.getPropertyDefinitionAsString(property
));
351 new Label(parent
, SWT
.NONE
).setText(getPropAsString(property
));
357 private boolean isImg(Node node
) throws RepositoryException
{
358 // TODO support images
360 // return node.hasNode(JCR_CONTENT) && node.isNodeType(CmsTypes.CMS_IMAGE);
363 private String
getPropAsString(Property property
) throws RepositoryException
{
365 if (property
.isMultiple()) {
366 result
= getMultiAsString(property
, ", ");
368 Value value
= property
.getValue();
369 if (value
.getType() == PropertyType
.BINARY
)
371 else if (value
.getType() == PropertyType
.DATE
)
372 result
= timeFormatter
.format(value
.getDate().getTime());
374 result
= value
.getString();
379 private String
getMultiAsString(Property property
, String separator
) throws RepositoryException
{
380 if (separator
== null)
382 Value
[] values
= property
.getValues();
383 StringBuilder builder
= new StringBuilder();
384 for (Value val
: values
) {
385 String currStr
= val
.getString();
386 if (!"".equals(currStr
.trim()))
387 builder
.append(currStr
).append(separator
);
389 if (builder
.lastIndexOf(separator
) >= 0)
390 return builder
.substring(0, builder
.length() - separator
.length());
392 return builder
.toString();
395 /** Almost canonical implementation of a table that display entities */
396 private class FilterEntitiesVirtualTable
extends Composite
{
397 private static final long serialVersionUID
= 8798147431706283824L;
400 private Node context
;
403 private TableViewer entityViewer
;
405 // enable management of multiple columns
411 public boolean setFocus() {
412 if (entityViewer
.getTable().isDisposed())
414 if (entityViewer
.getSelection().isEmpty()) {
415 Object first
= entityViewer
.getElementAt(0);
417 entityViewer
.setSelection(new StructuredSelection(first
), true);
420 return entityViewer
.getTable().setFocus();
423 void filterList(String filter
) {
425 NodeIterator nit
= context
.getNodes(filter
);
426 refreshFilteredList(nit
);
427 } catch (RepositoryException e
) {
428 throw new CmsException("Unable to filter " + getNode() + " children with filter " + filter
, e
);
433 public FilterEntitiesVirtualTable(Composite parent
, int style
, Node context
) {
434 super(parent
, SWT
.NO_FOCUS
);
435 this.context
= context
;
439 protected void populate() {
440 Composite parent
= this;
441 GridLayout layout
= CmsUtils
.noSpaceGridLayout();
443 this.setLayout(layout
);
444 createTableViewer(parent
);
447 private void createTableViewer(final Composite parent
) {
449 // We must limit the size of the table otherwise the full list is
451 // before the layout happens
452 Composite listCmp
= new Composite(parent
, SWT
.NO_FOCUS
);
453 GridData gd
= new GridData(SWT
.LEFT
, SWT
.FILL
, false, true);
454 gd
.widthHint
= COLUMN_WIDTH
;
455 listCmp
.setLayoutData(gd
);
456 listCmp
.setLayout(CmsUtils
.noSpaceGridLayout());
458 entityViewer
= new TableViewer(listCmp
, SWT
.VIRTUAL
| SWT
.SINGLE
);
459 Table table
= entityViewer
.getTable();
461 table
.setLayoutData(CmsUtils
.fillAll());
462 table
.setLinesVisible(true);
463 table
.setHeaderVisible(false);
464 table
.setData(RWT
.MARKUP_ENABLED
, Boolean
.TRUE
);
466 CmsUtils
.style(table
, MaintenanceStyles
.BROWSER_COLUMN
);
469 TableViewerColumn column
= new TableViewerColumn(entityViewer
, SWT
.NONE
);
470 TableColumn tcol
= column
.getColumn();
471 tcol
.setWidth(COLUMN_WIDTH
);
472 tcol
.setResizable(true);
473 column
.setLabelProvider(new SimpleNameLP());
475 entityViewer
.setContentProvider(new MyLazyCP(entityViewer
));
476 entityViewer
.addSelectionChangedListener(new ISelectionChangedListener() {
479 public void selectionChanged(SelectionChangedEvent event
) {
480 IStructuredSelection selection
= (IStructuredSelection
) entityViewer
.getSelection();
481 if (selection
.isEmpty())
484 setEdited((Node
) selection
.getFirstElement());
489 table
.addKeyListener(new KeyListener() {
490 private static final long serialVersionUID
= -330694313896036230L;
493 public void keyReleased(KeyEvent e
) {
497 public void keyPressed(KeyEvent e
) {
499 IStructuredSelection selection
= (IStructuredSelection
) entityViewer
.getSelection();
500 Node selected
= null;
501 if (!selection
.isEmpty())
502 selected
= ((Node
) selection
.getFirstElement());
504 if (e
.keyCode
== SWT
.ARROW_RIGHT
) {
505 if (selected
!= null) {
507 browserCols
.get(selected
.getPath()).setFocus();
509 } else if (e
.keyCode
== SWT
.ARROW_LEFT
) {
511 selected
= getNode().getParent();
512 String newPath
= selected
.getPath(); // getNode().getParent()
514 if (browserCols
.containsKey(newPath
))
515 browserCols
.get(newPath
).setFocus();
516 } catch (ItemNotFoundException ie
) {
520 } catch (RepositoryException ie
) {
521 throw new CmsException("Error while managing arrow " + "events in the browser for " + selected
,
528 private class MyLazyCP
implements ILazyContentProvider
{
529 private static final long serialVersionUID
= 1L;
530 private TableViewer viewer
;
531 private Object
[] elements
;
533 public MyLazyCP(TableViewer viewer
) {
534 this.viewer
= viewer
;
537 public void dispose() {
540 public void inputChanged(Viewer viewer
, Object oldInput
, Object newInput
) {
541 // IMPORTANT: don't forget this: an exception will be thrown if
542 // a selected object is not part of the results anymore.
543 viewer
.setSelection(null);
544 this.elements
= (Object
[]) newInput
;
547 public void updateElement(int index
) {
548 viewer
.replace(elements
[index
], index
);
552 protected void refreshFilteredList(NodeIterator children
) {
553 Object
[] rows
= JcrUtils
.nodeIteratorToList(children
).toArray();
554 entityViewer
.setInput(rows
);
555 entityViewer
.setItemCount(rows
.length
);
556 entityViewer
.refresh();
559 public class SimpleNameLP
extends ColumnLabelProvider
{
560 private static final long serialVersionUID
= 2465059387875338553L;
563 public String
getText(Object element
) {
564 if (element
instanceof Node
) {
565 Node curr
= ((Node
) element
);
567 return curr
.getName();
568 } catch (RepositoryException e
) {
569 throw new CmsException("Unable to get name for" + curr
);
572 return super.getText(element
);