+++ /dev/null
-package org.argeo.slc.client.ui.dist.utils;
-
-import java.text.DateFormat;
-import java.text.SimpleDateFormat;
-import java.util.HashMap;
-import java.util.Map;
-
-import javax.jcr.PropertyType;
-import javax.jcr.RepositoryException;
-import javax.jcr.Value;
-import javax.jcr.query.Row;
-
-import org.argeo.eclipse.ui.GenericTableComparator;
-import org.argeo.slc.SlcException;
-import org.argeo.slc.SlcNames;
-import org.argeo.slc.SlcTypes;
-import org.argeo.slc.client.ui.dist.DistConstants;
-import org.eclipse.jface.viewers.ColumnLabelProvider;
-import org.eclipse.jface.viewers.TableViewer;
-import org.eclipse.jface.viewers.TableViewerColumn;
-import org.eclipse.jface.viewers.Viewer;
-import org.eclipse.swt.SWT;
-import org.eclipse.swt.events.SelectionAdapter;
-import org.eclipse.swt.events.SelectionEvent;
-import org.eclipse.swt.graphics.Image;
-import org.eclipse.swt.widgets.TableColumn;
-
-/**
- * Centralizes and factorizes useful methods to create and manage tables that
- * display artifacts for both editors and views.
- */
-public class ArtifactsTableConfigurer implements SlcNames, SlcTypes,
- DistConstants {
- // private final static Log log = LogFactory
- // .getLog(ArtifactsTableConfigurer.class);
- // Used in the comparator to be able to retrieve the value from a row
- // knowing the corresponding column index.
- private Map<Integer, String> indexToName = new HashMap<Integer, String>();
-
- private CurrentTableComparator comparator;
- private TableViewer viewer;
-
- protected DateFormat timeFormatter = new SimpleDateFormat(DATE_TIME_FORMAT);
-
- /**
- * Create and initialize the table configurer.
- */
- public ArtifactsTableConfigurer(TableViewer viewer,
- int defaultSortColumnIndex, int direction) {
- this.viewer = viewer;
- comparator = new CurrentTableComparator(defaultSortColumnIndex,
- direction);
- }
-
- public GenericTableComparator getComparator() {
- return comparator;
- }
-
- /**
- * Configure column width and header label depending on the value that will
- * be displayed in the current column.
- *
- * @param jcrColumnName
- * @param column
- * @param columnIndex
- */
- public void configureColumn(String jcrColumnName, TableViewerColumn column,
- int columnIndex) {
-
- if (columnIndex != -1
- && getSelectionAdapter(column.getColumn(), columnIndex) != null) {
- column.getColumn().addSelectionListener(
- getSelectionAdapter(column.getColumn(), columnIndex));
- indexToName.put(new Integer(columnIndex), jcrColumnName);
- }
- Object[] objs = DistUiHelpers
- .getLabelAndDefaultValueWidth(jcrColumnName);
- column.getColumn().setWidth((Integer) objs[1]);
- column.getColumn().setText((String) objs[0]);
- }
-
- /**
- * Might be used by client classes to sort the table with based on selected
- * columns.
- *
- * @param column
- * @param index
- * @return
- */
- public SelectionAdapter getSelectionAdapter(final TableColumn column,
- final int index) {
-
- // A comparator must be define
- if (comparator == null)
- return null;
-
- SelectionAdapter selectionAdapter = new SelectionAdapter() {
- private static final long serialVersionUID = 5239138629878556374L;
-
- @Override
- public void widgetSelected(SelectionEvent e) {
-
- try {
-
- comparator.setColumn(index);
- int dir = viewer.getTable().getSortDirection();
- if (viewer.getTable().getSortColumn() == column) {
- dir = dir == SWT.UP ? SWT.DOWN : SWT.UP;
- } else {
-
- dir = SWT.DOWN;
- }
- viewer.getTable().setSortDirection(dir);
- viewer.getTable().setSortColumn(column);
- viewer.refresh();
- } catch (Exception exc) {
- exc.printStackTrace();
- }
- }
- };
- return selectionAdapter;
- }
-
- /**
- * provides a label provider that returns the content of a specific cell.
- * Specific treatment is done for some columns when the query returns a code
- * that must be translated to the corresponding value at display time.
- */
- public ColumnLabelProvider getLabelProvider(final String columnName) {
- boolean test = false;
-
- if (test) {
- return new ColumnLabelProvider() {
- private static final long serialVersionUID = 7996387354459551737L;
-
- public String getText(Object element) {
- return null;
- }
-
- public Image getImage(Object element) {
- return null;
- }
- };
- } else
- return new ColumnLabelProvider() {
- private static final long serialVersionUID = 6746632988975282759L;
-
- public String getText(Object element) {
- Row row = (Row) element;
- try {
- return row.getValue(columnName).getString();
- } catch (RepositoryException e) {
- throw new SlcException("Cannot display row " + row, e);
- }
- }
-
- public Image getImage(Object element) {
- return null;
- }
- };
- }
-
- /** Implements comparator for various types of Artifact Table row */
- private class CurrentTableComparator extends GenericTableComparator {
- private static final long serialVersionUID = -4737460932326339442L;
-
- public CurrentTableComparator(int colIndex, int direction) {
- super(colIndex, direction);
- }
-
- @Override
- public int compare(Viewer viewer, Object e1, Object e2) {
- int rc = 0;
-
- if (e1 instanceof Row) {
- try {
-
- Value v1 = ((Row) e1).getValue(indexToName
- .get(propertyIndex));
- Value v2 = ((Row) e2).getValue(indexToName
- .get(propertyIndex));
-
- if (v1.getType() == PropertyType.STRING)
- rc = v1.getString().compareTo(v2.getString());
- else if (v1.getType() == PropertyType.DATE)
- rc = v1.getDate().compareTo(v2.getDate());
- else
- throw new SlcException("comparator for object type "
- + v1.getType() + " is not yet implemented");
- } catch (Exception e) {
- throw new SlcException("rows cannot be compared ", e);
- }
- } else
- throw new SlcException("Unsupported row type");
- // If descending order, flip the direction
- if (direction == DESCENDING) {
- rc = -rc;
- }
- return rc;
- }
- }
-}
projects / gpl / argeo-slc.git / blobdiff