Examples with ColumnPixelData org.eclipse.jface.viewers.ColumnPixelData used on opensource projects

Example 21 with ColumnPixelData

use of org.eclipse.jface.viewers.ColumnPixelData in project yamcs-studio by yamcs.

the class EventLogTableViewer method createColumns.

private void createColumns() {
    var table = getTable();
    var layout = new TableLayout();
    var currentColumns = getTable().getColumns();
    for (var currentColumn : currentColumns) {
        currentColumn.dispose();
    }
    for (var def : columnData.getVisibleColumns()) {
        if (def.name.equals(COL_SEVERITY)) {
            var severityColumn = new TableViewerColumn(this, SWT.CENTER);
            severityColumn.getColumn().setText(COL_SEVERITY);
            severityColumn.getColumn().addControlListener(columnResizeListener);
            severityColumn.getColumn().addSelectionListener(getSelectionAdapter(severityColumn.getColumn()));
            severityColumn.getColumn().setToolTipText("Severity Level");
            severityColumn.setLabelProvider(new EventLogColumnLabelProvider() {

                @Override
                public Image getImage(Object element) {
                    var event = ((EventLogItem) element).event;
                    if (event.hasSeverity()) {
                        switch(event.getSeverity()) {
                            case INFO:
                                return infoIcon;
                            case WATCH:
                                return watchIcon;
                            case WARNING:
                                return warningIcon;
                            case DISTRESS:
                                return distressIcon;
                            case CRITICAL:
                                return criticalIcon;
                            case SEVERE:
                            case ERROR:
                                return severeIcon;
                        }
                    }
                    return null;
                }

                @Override
                public String getText(Object element) {
                    return null;
                }

                @Override
                public String getToolTipText(Object element) {
                    var event = ((EventLogItem) element).event;
                    if (event.hasSeverity()) {
                        return "" + event.getSeverity();
                    } else {
                        return super.getToolTipText(element);
                    }
                }
            });
            layout.addColumnData(new ColumnPixelData(def.width));
        } else if (def.name.equals(COL_GENERATION)) {
            var generationColumn = new TableViewerColumn(this, SWT.NONE);
            generationColumn.getColumn().setText(COL_GENERATION);
            generationColumn.getColumn().addControlListener(columnResizeListener);
            generationColumn.getColumn().addSelectionListener(getSelectionAdapter(generationColumn.getColumn()));
            generationColumn.setLabelProvider(new EventLogColumnLabelProvider() {

                @Override
                public String getText(Object element) {
                    var event = ((EventLogItem) element).event;
                    var generationTime = Instant.ofEpochSecond(event.getGenerationTime().getSeconds(), event.getGenerationTime().getNanos());
                    return YamcsPlugin.getDefault().formatInstant(generationTime);
                }
            });
            layout.addColumnData(new ColumnPixelData(def.width));
            // Add chevron
            // !! Keep these values in sync with EventLogViewerComparator constructor
            table.setSortColumn(generationColumn.getColumn());
            table.setSortDirection(SWT.UP);
        } else if (def.name.equals(COL_TYPE)) {
            var typeColumn = new TableViewerColumn(this, SWT.NONE);
            typeColumn.getColumn().setText(COL_TYPE);
            typeColumn.getColumn().addControlListener(columnResizeListener);
            typeColumn.getColumn().addSelectionListener(getSelectionAdapter(typeColumn.getColumn()));
            typeColumn.setLabelProvider(new EventLogColumnLabelProvider() {

                @Override
                public String getText(Object element) {
                    var event = ((EventLogItem) element).event;
                    return event.hasType() ? event.getType() : "";
                }
            });
            layout.addColumnData(new ColumnPixelData(def.width));
        } else if (def.name.equals(COL_SOURCE)) {
            var sourceColumn = new TableViewerColumn(this, SWT.NONE);
            sourceColumn.getColumn().setText(COL_SOURCE);
            sourceColumn.getColumn().addControlListener(columnResizeListener);
            sourceColumn.getColumn().addSelectionListener(getSelectionAdapter(sourceColumn.getColumn()));
            sourceColumn.setLabelProvider(new EventLogColumnLabelProvider() {

                @Override
                public String getText(Object element) {
                    var event = ((EventLogItem) element).event;
                    return event.hasSource() ? event.getSource() : "";
                }
            });
            layout.addColumnData(new ColumnPixelData(def.width));
        } else if (def.name.equals(COL_MESSAGE)) {
            var messageColumn = new TableViewerColumn(this, SWT.NONE);
            messageColumn.getColumn().setText(COL_MESSAGE);
            messageColumn.getColumn().addControlListener(columnResizeListener);
            messageColumn.getColumn().addSelectionListener(getSelectionAdapter(messageColumn.getColumn()));
            messageColumn.setLabelProvider(new EventLogColumnLabelProvider() {

                @Override
                public String getText(Object element) {
                    var event = ((EventLogItem) element).event;
                    var message = event.getMessage();
                    if (messageLineCount > 0) {
                        var lineSeparator = "\n";
                        var messageLines = message.split(lineSeparator);
                        message = "";
                        var i = 0;
                        for (; i < messageLineCount && i < messageLines.length; i++) {
                            if (!message.isEmpty()) {
                                message += lineSeparator;
                            }
                            message += messageLines[i];
                        }
                        if (i + 1 < messageLines.length) {
                            message += " [...]";
                        }
                    }
                    return message;
                }

                @Override
                public Font getFont(Object element) {
                    // Install a monospaced font, for alignment reasons
                    return JFaceResources.getFont(JFaceResources.TEXT_FONT);
                }
            });
            layout.addColumnData(new ColumnPixelData(def.width));
        } else if (def.name.equals(COL_RECEPTION)) {
            var receptionColumn = new TableViewerColumn(this, SWT.NONE);
            receptionColumn.getColumn().setText(COL_RECEPTION);
            receptionColumn.getColumn().addControlListener(columnResizeListener);
            receptionColumn.getColumn().addSelectionListener(getSelectionAdapter(receptionColumn.getColumn()));
            receptionColumn.setLabelProvider(new EventLogColumnLabelProvider() {

                @Override
                public String getText(Object element) {
                    var event = ((EventLogItem) element).event;
                    var receptionTime = Instant.ofEpochSecond(event.getReceptionTime().getSeconds(), event.getReceptionTime().getNanos());
                    return YamcsPlugin.getDefault().formatInstant(receptionTime);
                }
            });
            layout.addColumnData(new ColumnPixelData(def.width));
        } else if (def.name.equals(COL_SEQNUM)) {
            var seqNumColumn = new TableViewerColumn(this, SWT.RIGHT);
            seqNumColumn.getColumn().setText(COL_SEQNUM);
            seqNumColumn.getColumn().addControlListener(columnResizeListener);
            seqNumColumn.getColumn().addSelectionListener(getSelectionAdapter(seqNumColumn.getColumn()));
            seqNumColumn.setLabelProvider(new EventLogColumnLabelProvider() {

                @Override
                public String getText(Object element) {
                    var event = ((EventLogItem) element).event;
                    return "" + event.getSeqNumber();
                }
            });
            layout.addColumnData(new ColumnPixelData(def.width));
        }
    }
    table.setLayout(layout);
    table.setHeaderVisible(true);
    table.setLinesVisible(false);
    // !! Ensures column widths are applied when recreating columns
    table.layout(true);
    // !! Ensures table renders correctly for old data when adding a new column
    refresh();
    saveColumnState();
}

Example 22 with ColumnPixelData

use of org.eclipse.jface.viewers.ColumnPixelData in project yamcs-studio by yamcs.

the class AddParameterPage method createControl.

@Override
public void createControl(Composite parent) {
    var composite = new Composite(parent, SWT.NONE);
    setControl(composite);
    var gl = new GridLayout();
    gl.marginHeight = 0;
    gl.marginWidth = 0;
    gl.numColumns = 2;
    gl.makeColumnsEqualWidth = false;
    composite.setLayout(gl);
    composite.setLayoutData(new GridData(GridData.FILL_BOTH));
    var tableWrapper1 = new Composite(composite, SWT.NONE);
    contentProvider = new ParameterContentProvider();
    trcl = new TreeColumnLayout();
    tableWrapper1.setLayoutData(new GridData(GridData.FILL_BOTH));
    tableWrapper1.setLayout(trcl);
    treeViewer = new TreeViewer(tableWrapper1, SWT.BORDER | SWT.V_SCROLL | SWT.H_SCROLL);
    treeViewer.getTree().setHeaderVisible(true);
    treeViewer.getTree().setLinesVisible(true);
    // column container
    var pathColumn = new TreeViewerColumn(treeViewer, SWT.NONE);
    pathColumn.getColumn().setText(COL_NAMESPACE);
    pathColumn.setLabelProvider(new ColumnLabelProvider() {

        @Override
        public String getText(Object element) {
            var namespace = (String) element;
            return namespace.substring(namespace.lastIndexOf("/") + 1);
        }
    });
    trcl.setColumnData(pathColumn.getColumn(), new ColumnPixelData(COLUMN_WIDTH));
    treeViewer.addSelectionChangedListener(evt -> {
        var sel = (IStructuredSelection) evt.getSelection();
        if (sel.isEmpty()) {
            contentProvider.setNamespace(null);
            return;
        }
        contentProvider.setNamespace((String) sel.getFirstElement());
    });
    treeViewer.setContentProvider(new NamespaceContentProvider());
    treeViewer.setComparator(new ViewerComparator() {

        @Override
        public int compare(Viewer viewer, Object o1, Object o2) {
            var n1 = (String) o1;
            var n2 = (String) o2;
            return n1.compareTo(n2);
        }
    });
    var tableWrapper2 = new Composite(composite, SWT.NONE);
    tcl = new TableColumnLayout();
    tableWrapper2.setLayoutData(new GridData(GridData.FILL_BOTH));
    tableWrapper2.setLayout(tcl);
    tableViewer = new TableViewer(tableWrapper2, SWT.BORDER | SWT.MULTI | SWT.V_SCROLL | SWT.H_SCROLL);
    tableViewer.getTable().setHeaderVisible(true);
    tableViewer.getTable().setLinesVisible(true);
    var nameColumn = new TableViewerColumn(tableViewer, SWT.NONE);
    nameColumn.getColumn().setText(COL_NAME);
    nameColumn.setLabelProvider(new ColumnLabelProvider() {

        @Override
        public String getText(Object element) {
            var obj = (ParameterInfo) element;
            return obj.getQualifiedName();
        }
    });
    tcl.setColumnData(nameColumn.getColumn(), new ColumnPixelData(COLUMN_WIDTH));
    tableViewer.addSelectionChangedListener(evt -> {
        var sel = (IStructuredSelection) evt.getSelection();
        if (sel.isEmpty()) {
            setParameter(new ArrayList<>());
            return;
        }
        var parameters = new ArrayList<ParameterInfo>();
        for (var obj : sel.toArray()) {
            parameters.add((ParameterInfo) obj);
        }
        setParameter(parameters);
        setPageComplete(true);
    });
    tableViewer.setContentProvider(contentProvider);
    tableViewer.setInput(contentProvider);
    YamcsPlugin.getMissionDatabase().getParameters().forEach(pmtr -> {
        for (var alias : pmtr.getAliasList()) {
            var namespace = alias.getNamespace();
            if (!namespace.startsWith("/")) {
                return;
            }
            if (!parameterInfos.containsKey(namespace)) {
                parameterInfos.put(namespace, new ArrayList<>());
            }
            parameterInfos.get(namespace).add(pmtr);
            var parentns = namespace.substring(0, namespace.lastIndexOf("/"));
            while (!parentns.isEmpty()) {
                if (!parameterInfos.containsKey(parentns)) {
                    parameterInfos.put(parentns, new ArrayList<>());
                }
                parentns = parentns.substring(0, parentns.lastIndexOf("/"));
            }
        }
    });
    treeViewer.setInput(parameterInfos.keySet());
    tableViewer.setComparator(new ViewerComparator() {

        @Override
        public int compare(Viewer viewer, Object o1, Object o2) {
            var n1 = (ParameterInfo) o1;
            var n2 = (ParameterInfo) o2;
            return n1.getQualifiedName().compareTo(n2.getQualifiedName());
        }
    });
}

Example 23 with ColumnPixelData

use of org.eclipse.jface.viewers.ColumnPixelData in project yamcs-studio by yamcs.

the class AddToStackWizardPage1 method addAliasColumn.

// Add dynamically columns for each alias of a command
private void addAliasColumn(String namespace) {
    var aliasColumn = new TreeViewerColumn(commandsTreeTable, SWT.NONE);
    aliasColumn.getColumn().setText(namespace);
    aliasColumn.setLabelProvider(new ColumnLabelProvider() {

        @Override
        public String getText(Object element) {
            if (element instanceof XtceCommandNode) {
                var node = (XtceCommandNode) element;
                var cmd = node.getCommandInfo();
                var aliases = cmd.getAliasList();
                for (var aliase : aliases) {
                    if (aliase.getNamespace().equals(namespace)) {
                        return aliase.getName();
                    }
                }
            }
            return "";
        }
    });
    tcl.setColumnData(aliasColumn.getColumn(), new ColumnPixelData(200));
}

Example 24 with ColumnPixelData

use of org.eclipse.jface.viewers.ColumnPixelData in project yamcs-studio by yamcs.

the class AddToStackWizardPage1 method createControl.

@Override
public void createControl(Composite parent) {
    var composite = new Composite(parent, SWT.NONE);
    setControl(composite);
    var gl = new GridLayout();
    gl.marginHeight = 0;
    gl.marginWidth = 0;
    composite.setLayout(gl);
    // grid for expand+filter box
    var gl2 = new GridLayout(3, false);
    gl2.marginHeight = 0;
    gl2.marginWidth = 0;
    var row = new Composite(composite, SWT.NONE);
    row.setLayout(gl2);
    row.setLayoutData(new GridData(GridData.FILL_HORIZONTAL));
    // add expand all / collapse all button
    var expandAll = new Button(row, SWT.ARROW | SWT.DOWN);
    var expandAllData = new GridData(SWT.NONE);
    expandAll.setLayoutData(expandAllData);
    expandAll.setText("Expand All");
    expandAll.setToolTipText("Expand All");
    expandAll.setVisible(false);
    expandAllData.exclude = true;
    var collapseAll = new Button(row, SWT.ARROW | SWT.RIGHT);
    var collapseAllData = new GridData(SWT.NONE);
    collapseAll.setLayoutData(collapseAllData);
    collapseAll.setText("Collapse All");
    collapseAll.setToolTipText("Collapse All");
    collapseAll.setVisible(true);
    // add filter box
    var searchbox = new Text(row, SWT.SEARCH | SWT.BORDER | SWT.ICON_CANCEL);
    searchbox.setLayoutData(new GridData(GridData.FILL_HORIZONTAL));
    expandAll.addSelectionListener(new SelectionListener() {

        @Override
        public void widgetSelected(SelectionEvent e) {
            commandsTreeTable.expandAll();
            expandAll.setVisible(false);
            collapseAll.setVisible(true);
            expandAllData.exclude = true;
            collapseAllData.exclude = false;
            expandAll.pack();
            collapseAll.pack();
        }

        @Override
        public void widgetDefaultSelected(SelectionEvent e) {
            commandsTreeTable.expandAll();
            expandAll.setVisible(false);
            collapseAll.setVisible(true);
            expandAllData.exclude = true;
            collapseAllData.exclude = false;
            expandAll.pack();
            collapseAll.pack();
        }
    });
    collapseAll.addSelectionListener(new SelectionListener() {

        @Override
        public void widgetSelected(SelectionEvent e) {
            commandsTreeTable.collapseAll();
            expandAll.setVisible(true);
            collapseAll.setVisible(false);
            expandAllData.exclude = false;
            collapseAllData.exclude = true;
            expandAll.pack();
            collapseAll.pack();
        }

        @Override
        public void widgetDefaultSelected(SelectionEvent e) {
            commandsTreeTable.collapseAll();
            expandAll.setVisible(true);
            collapseAll.setVisible(false);
            expandAllData.exclude = false;
            collapseAllData.exclude = true;
            expandAll.pack();
            collapseAll.pack();
        }
    });
    // build tree table
    ResourceManager resourceManager = new LocalResourceManager(JFaceResources.getResources(), composite);
    level0Image = resourceManager.createImage(RCPUtils.getImageDescriptor(AddToStackWizardPage1.class, "icons/level0s.png"));
    level1Image = resourceManager.createImage(RCPUtils.getImageDescriptor(AddToStackWizardPage1.class, "icons/level1s.png"));
    level2Image = resourceManager.createImage(RCPUtils.getImageDescriptor(AddToStackWizardPage1.class, "icons/level2s.png"));
    level3Image = resourceManager.createImage(RCPUtils.getImageDescriptor(AddToStackWizardPage1.class, "icons/level3s.png"));
    level4Image = resourceManager.createImage(RCPUtils.getImageDescriptor(AddToStackWizardPage1.class, "icons/level4s.png"));
    level5Image = resourceManager.createImage(RCPUtils.getImageDescriptor(AddToStackWizardPage1.class, "icons/level5s.png"));
    var treeWrapper = new Composite(composite, SWT.NONE);
    tcl = new TreeColumnLayout();
    var gd = new GridData(GridData.FILL_BOTH);
    gd.widthHint = 800;
    gd.heightHint = 500;
    treeWrapper.setLayoutData(gd);
    treeWrapper.setLayout(tcl);
    commandsTreeTable = new TreeViewer(treeWrapper, SWT.BORDER | SWT.V_SCROLL | SWT.H_SCROLL);
    commandsTreeTable.getTree().setHeaderVisible(true);
    commandsTreeTable.getTree().setLinesVisible(true);
    // column xtce path
    var pathColumn = new TreeViewerColumn(commandsTreeTable, SWT.NONE);
    pathColumn.getColumn().setText(COL_PATH);
    pathColumn.setLabelProvider(new ColumnLabelProvider() {

        @Override
        public String getText(Object element) {
            if (element instanceof XtceSubSystemNode) {
                var node = (XtceSubSystemNode) element;
                return node.getName();
            } else {
                var node = (XtceCommandNode) element;
                return node.getCommandInfo().getName();
            }
        }
    });
    tcl.setColumnData(pathColumn.getColumn(), new ColumnPixelData(300));
    // column significance
    var significanceColumn = new TreeViewerColumn(commandsTreeTable, SWT.NONE);
    significanceColumn.getColumn().setText(COL_SIGN);
    significanceColumn.getColumn().setToolTipText("Significance Level");
    significanceColumn.getColumn().setAlignment(SWT.CENTER);
    significanceColumn.setLabelProvider(new CenteredImageLabelProvider() {

        @Override
        public Image getImage(Object element) {
            if (element instanceof XtceCommandNode) {
                var node = (XtceCommandNode) element;
                var cmd = node.getCommandInfo();
                if (cmd.getSignificance() == null) {
                    return level0Image;
                }
                switch(cmd.getSignificance().getConsequenceLevel()) {
                    case NONE:
                        return level0Image;
                    case WATCH:
                        return level1Image;
                    case WARNING:
                        return level2Image;
                    case DISTRESS:
                        return level3Image;
                    case CRITICAL:
                        return level4Image;
                    case SEVERE:
                        return level5Image;
                    default:
                        return null;
                }
            }
            return null;
        }
    });
    tcl.setColumnData(significanceColumn.getColumn(), new ColumnPixelData(50));
    // on item selection update significance message and page completion status
    commandsTreeTable.addSelectionChangedListener(evt -> {
        var sel = (IStructuredSelection) evt.getSelection();
        if (sel.isEmpty()) {
            setMessage(null);
            return;
        }
        var selectedElement = sel.getFirstElement();
        if (selectedElement instanceof XtceCommandNode) {
            var cmd = ((XtceCommandNode) sel.getFirstElement()).getCommandInfo();
            // setMessage(getMessage(cmd));
            command.setMetaCommand(cmd);
            setPageComplete(true);
        } else {
            setPageComplete(false);
        }
    });
    var commandTreeContentProvider = new CommandTreeContentProvider();
    commandsTreeTable.setContentProvider(commandTreeContentProvider);
    commandsTreeTable.setInput(commandTreeContentProvider);
    YamcsPlugin.getMissionDatabase().getCommands().forEach(cmd -> {
        if (!cmd.hasAbstract() || !cmd.getAbstract()) {
            // add aliases columns
            for (var alias : cmd.getAliasList()) {
                var namespace = alias.getNamespace();
                if (!namespaces.contains(namespace) && !namespace.startsWith("/")) {
                    namespaces.add(namespace);
                    addAliasColumn(namespace);
                }
            }
            commandTreeContentProvider.addElement(cmd.getQualifiedName(), cmd);
        }
    });
    commandsTreeTable.expandAll();
    var filter = new CommandTreeViewerFilter(commandTreeContentProvider);
    commandsTreeTable.addFilter(filter);
    searchbox.addKeyListener(new KeyAdapter() {

        @Override
        public void keyReleased(KeyEvent ke) {
            if (ke.keyCode == SWT.ARROW_DOWN) {
                var items = commandsTreeTable.getTree().getItems();
                if (items.length > 0) {
                    IStructuredSelection sel = new StructuredSelection(items[0].getData());
                    commandsTreeTable.setSelection(sel);
                    commandsTreeTable.getTree().setFocus();
                }
            } else {
                filter.setSearchTerm(searchbox.getText());
                commandsTreeTable.refresh();
                commandsTreeTable.expandAll();
            }
        }
    });
    commandsTreeTable.setComparator(new ViewerComparator() {

        @Override
        public int compare(Viewer viewer, Object o1, Object o2) {
            String n1;
            String n2;
            if (o1 instanceof XtceSubSystemNode) {
                n1 = ((XtceSubSystemNode) o1).getName();
            } else {
                n1 = ((XtceCommandNode) o1).getCommandInfo().getQualifiedName();
            }
            if (o2 instanceof XtceSubSystemNode) {
                n2 = ((XtceSubSystemNode) o2).getName();
            } else {
                n2 = ((XtceCommandNode) o2).getCommandInfo().getQualifiedName();
            }
            return n1.compareTo(n2);
        }
    });
}

Example 25 with ColumnPixelData

use of org.eclipse.jface.viewers.ColumnPixelData in project yamcs-studio by yamcs.

the class ConnectionsDialog method createServerPanel.

private Composite createServerPanel(Composite parent, ResourceManager resourceManager) {
    var serverPanel = new Composite(parent, SWT.NONE);
    var gd = new GridData(GridData.FILL_BOTH);
    serverPanel.setLayoutData(gd);
    var tcl = new TableColumnLayout();
    serverPanel.setLayout(tcl);
    var serverImage = resourceManager.createImage(getImageDescriptor(ConnectionsDialog.class, "icons/obj16/server.gif"));
    connViewer = new TableViewer(serverPanel, SWT.BORDER | SWT.H_SCROLL | SWT.V_SCROLL | SWT.FULL_SELECTION);
    connViewer.getTable().setHeaderVisible(true);
    connViewer.getTable().setLinesVisible(true);
    var urlColumn = new TableViewerColumn(connViewer, SWT.NONE);
    urlColumn.getColumn().setText("Server URL");
    urlColumn.setLabelProvider(new ColumnLabelProvider() {

        @Override
        public Image getImage(Object element) {
            return serverImage;
        }

        @Override
        public String getText(Object element) {
            var conf = (YamcsConfiguration) element;
            return conf.getURL();
        }
    });
    tcl.setColumnData(urlColumn.getColumn(), new ColumnPixelData(200));
    var instanceColumn = new TableViewerColumn(connViewer, SWT.NONE);
    instanceColumn.getColumn().setText("Instance");
    instanceColumn.setLabelProvider(new ColumnLabelProvider() {

        @Override
        public String getText(Object element) {
            var conf = (YamcsConfiguration) element;
            return conf.getInstance();
        }
    });
    tcl.setColumnData(instanceColumn.getColumn(), new ColumnPixelData(90));
    var userColumn = new TableViewerColumn(connViewer, SWT.NONE);
    userColumn.getColumn().setText("User");
    userColumn.setLabelProvider(new ColumnLabelProvider() {

        @Override
        public String getText(Object element) {
            var conf = (YamcsConfiguration) element;
            if (conf.getAuthType() != AuthType.KERBEROS) {
                return conf.getUser();
            } else {
                return null;
            }
        }
    });
    tcl.setColumnData(userColumn.getColumn(), new ColumnPixelData(90));
    var nameColumn = new TableViewerColumn(connViewer, SWT.NONE);
    nameColumn.getColumn().setText("Comment");
    nameColumn.setLabelProvider(new ColumnLabelProvider() {

        @Override
        public String getText(Object element) {
            var conf = (YamcsConfiguration) element;
            return conf.getComment();
        }
    });
    tcl.setColumnData(nameColumn.getColumn(), new ColumnPixelData(200));
    IContentProvider contentProvider = (IStructuredContentProvider) inputElement -> connections.toArray();
    connViewer.setContentProvider(contentProvider);
    connViewer.setInput(contentProvider);
    connViewer.addSelectionChangedListener(evt -> {
        var sel = (IStructuredSelection) evt.getSelection();
        if (sel.getFirstElement() != null) {
            var conf = (YamcsConfiguration) sel.getFirstElement();
            yamcsInstanceText.setText(forceString(conf.getInstance()));
            yamcsURLText.setText(forceString(conf.getURL()));
            // / caCertFileText.setText(forceString(conf.getCaCertFile()));
            commentText.setText(forceString(conf.getComment()));
            var authType = (conf.getAuthType() == null) ? AuthType.STANDARD : conf.getAuthType();
            if (authType == AuthType.STANDARD) {
                authTypeCombo.select(0);
                yamcsUserText.setText(forceString(conf.getUser()));
            } else if (authType == AuthType.KERBEROS) {
                authTypeCombo.select(1);
                yamcsUserText.setText("");
            } else {
                throw new IllegalArgumentException("Unexpected auth type " + authType);
            }
            updateState();
        }
    });
    connViewer.setComparator(new ViewerComparator() {

        @Override
        public int compare(Viewer viewer, Object o1, Object o2) {
            var c1 = (YamcsConfiguration) o1;
            var c2 = (YamcsConfiguration) o2;
            if (c1.getURL() != null && c2.getURL() != null) {
                return c1.getURL().compareTo(c2.getURL());
            } else {
                return 0;
            }
        }
    });
    return serverPanel;
}