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

Example 36 with ViewerComparator

use of org.eclipse.jface.viewers.ViewerComparator in project webtools.sourceediting by eclipse.

the class JSPSyntaxColoringPage method createStylesViewer.

/**
 * Creates the List viewer where we see the various syntax element display
 * names--would it ever be a Tree like JDT's?
 *
 * @param parent
 * @return
 */
private StructuredViewer createStylesViewer(Composite parent) {
    StructuredViewer stylesViewer = new ListViewer(parent, SWT.SINGLE | SWT.V_SCROLL | SWT.H_SCROLL | SWT.BORDER);
    stylesViewer.setComparator(new ViewerComparator(Collator.getInstance()));
    stylesViewer.setLabelProvider(new LabelProvider() {

        public String getText(Object element) {
            Object description = fStyleToDescriptionMap.get(element);
            if (description != null)
                return description.toString();
            return super.getText(element);
        }
    });
    stylesViewer.setContentProvider(new ITreeContentProvider() {

        public void dispose() {
        }

        public Object[] getChildren(Object parentElement) {
            return getStylePreferenceKeys().toArray();
        }

        public Object[] getElements(Object inputElement) {
            return getChildren(inputElement);
        }

        public Object getParent(Object element) {
            return getStylePreferenceKeys();
        }

        public boolean hasChildren(Object element) {
            return false;
        }

        public void inputChanged(Viewer viewer, Object oldInput, Object newInput) {
        }
    });
    return stylesViewer;
}

Example 37 with ViewerComparator

use of org.eclipse.jface.viewers.ViewerComparator in project webtools.sourceediting by eclipse.

the class XSLSyntaxColoringPage method createStylesViewer.

/**
 * Creates the List viewer where we see the various syntax element display
 * names--would it ever be a Tree like JDT's?
 *
 * @param parent
 * @return
 */
private StructuredViewer createStylesViewer(Composite parent) {
    StructuredViewer stylesViewer = new ListViewer(parent, SWT.SINGLE | SWT.V_SCROLL | SWT.H_SCROLL | SWT.BORDER);
    stylesViewer.setComparator(new ViewerComparator(Collator.getInstance()));
    stylesViewer.setLabelProvider(new LabelProvider() {

        @Override
        public String getText(Object element) {
            Object description = styleToDescriptionMap.get(element);
            if (description != null)
                return description.toString();
            return super.getText(element);
        }
    });
    stylesViewer.setContentProvider(new ITreeContentProvider() {

        public void dispose() {
        }

        public Object[] getChildren(Object parentElement) {
            return getStylePreferenceKeys().toArray();
        }

        public Object[] getElements(Object inputElement) {
            return getChildren(inputElement);
        }

        public Object getParent(Object element) {
            return getStylePreferenceKeys();
        }

        public boolean hasChildren(Object element) {
            return false;
        }

        public void inputChanged(Viewer viewer, Object oldInput, Object newInput) {
        }
    });
    return stylesViewer;
}

Example 38 with ViewerComparator

use of org.eclipse.jface.viewers.ViewerComparator in project bndtools by bndtools.

the class ImportBndWorkspaceWizardPageOne method createControl.

@Override
public void createControl(final Composite parent) {
    final Composite container = new Composite(parent, SWT.NONE);
    Label lblFolder = new Label(container, SWT.NONE);
    lblFolder.setText("Root Directory:");
    txtFolder = new Text(container, SWT.BORDER | SWT.SINGLE);
    txtFolder.addModifyListener(new ModifyListener() {

        @Override
        public void modifyText(ModifyEvent event) {
            getWizard().getContainer().updateButtons();
        }
    });
    // Adding the decorator
    txtFolderErrorDecorator = new ControlDecoration(txtFolder, SWT.TOP | SWT.RIGHT);
    FieldDecoration fieldDecoration = FieldDecorationRegistry.getDefault().getFieldDecoration(FieldDecorationRegistry.DEC_ERROR);
    Image img = fieldDecoration.getImage();
    txtFolderErrorDecorator.setImage(img);
    txtFolderErrorDecorator.setDescriptionText("Selected folder must contain valid Bnd Workspace configuration project.");
    // hiding it initially
    txtFolderErrorDecorator.hide();
    Button btnOpenDialog = new Button(container, SWT.PUSH);
    btnOpenDialog.setText("Browse...");
    btnOpenDialog.addSelectionListener(new SelectionAdapter() {

        @Override
        public void widgetSelected(SelectionEvent event) {
            DirectoryDialog dirDialog = new DirectoryDialog(container.getShell());
            dirDialog.setFilterPath(ResourcesPlugin.getWorkspace().getRoot().getLocation().toOSString());
            dirDialog.setText("Select the folder containing the project.");
            txtFolder.setText(dirDialog.open());
            getWizard().getContainer().updateButtons();
        }
    });
    Label lblProjects = new Label(container, SWT.NONE);
    lblProjects.setText("Projects:");
    tableViewer = new TableViewer(container, SWT.V_SCROLL | SWT.H_SCROLL | SWT.BORDER);
    tableViewer.setContentProvider(ArrayContentProvider.getInstance());
    tableViewer.setComparator(new ViewerComparator() {

        @Override
        public int compare(Viewer viewer, Object e1, Object e2) {
            // configuration project always first
            if (e1 instanceof File && e2 instanceof Project) {
                return -1;
            } else if (e1 instanceof Project && e2 instanceof File) {
                return 1;
            }
            Project p1 = (Project) e1;
            Project p2 = (Project) e2;
            return super.compare(viewer, p1.getName(), p2.getName());
        }
    });
    tableViewer.addSelectionChangedListener(new ISelectionChangedListener() {

        @Override
        public void selectionChanged(final SelectionChangedEvent event) {
            // Disable selection since the tableviewer should be readonly, but not disabled
            if (!event.getSelection().isEmpty()) {
                tableViewer.setSelection(StructuredSelection.EMPTY);
            }
        }
    });
    TableViewerColumn column = new TableViewerColumn(tableViewer, SWT.NONE);
    column.setLabelProvider(new ProjectsColumnLabelProvider());
    Button refreshButton = new Button(container, SWT.PUSH);
    refreshButton.setText("Refresh");
    refreshButton.addSelectionListener(new SelectionAdapter() {

        @Override
        public void widgetSelected(SelectionEvent event) {
            getWizard().getContainer().updateButtons();
        }
    });
    deleteButton = new Button(container, SWT.CHECK);
    deleteButton.setText("Delete existing settings");
    inferExecutionEnvironmentButton = new Button(container, SWT.CHECK);
    inferExecutionEnvironmentButton.setSelection(true);
    inferExecutionEnvironmentButton.setText("Infer execution-environment (J2SE and JavaSE).");
    inferExecutionEnvironmentButton.setToolTipText("Uses the 'javac.target' from the Bnd Workspace to infer a Execution Environment to the JRE container. If nothing matches, the default JRE will be used.\nExisting containers will be removed.");
    FormLayout layout = new FormLayout();
    container.setLayout(layout);
    FormData fd_lblFolder = new FormData();
    fd_lblFolder.top = new FormAttachment(0, 10);
    fd_lblFolder.left = new FormAttachment(0, 10);
    lblFolder.setLayoutData(fd_lblFolder);
    FormData fd_txtFolder = new FormData();
    fd_txtFolder.top = new FormAttachment(lblFolder, 0, SWT.CENTER);
    fd_txtFolder.left = new FormAttachment(lblFolder, 10);
    fd_txtFolder.right = new FormAttachment(100, -100);
    txtFolder.setLayoutData(fd_txtFolder);
    FormData fd_btnDialog = new FormData();
    fd_btnDialog.top = new FormAttachment(lblFolder, 0, SWT.CENTER);
    fd_btnDialog.left = new FormAttachment(txtFolder, 10);
    fd_btnDialog.right = new FormAttachment(100, -10);
    btnOpenDialog.setLayoutData(fd_btnDialog);
    FormData fd_lblProjects = new FormData();
    fd_lblProjects.top = new FormAttachment(lblFolder, 20);
    fd_lblProjects.left = new FormAttachment(lblFolder, 0, SWT.LEFT);
    lblProjects.setLayoutData(fd_lblProjects);
    FormData fd_table = new FormData();
    fd_table.top = new FormAttachment(lblProjects, 5);
    fd_table.left = new FormAttachment(lblFolder, 0, SWT.LEFT);
    fd_table.right = new FormAttachment(100, -100);
    fd_table.bottom = new FormAttachment(100, -55);
    tableViewer.getTable().setLayoutData(fd_table);
    FormData fd_btnRefresh = new FormData();
    fd_btnRefresh.top = new FormAttachment(tableViewer.getTable(), 0, SWT.TOP);
    fd_btnRefresh.left = new FormAttachment(btnOpenDialog, 0, SWT.LEFT);
    fd_btnRefresh.right = new FormAttachment(100, -10);
    refreshButton.setLayoutData(fd_btnRefresh);
    FormData fd_btnDelete = new FormData();
    fd_btnDelete.top = new FormAttachment(tableViewer.getTable(), 10);
    fd_btnDelete.left = new FormAttachment(lblFolder, 0, SWT.LEFT);
    deleteButton.setLayoutData(fd_btnDelete);
    FormData fd_btnInfer = new FormData();
    fd_btnInfer.top = new FormAttachment(deleteButton, 10);
    fd_btnInfer.left = new FormAttachment(lblFolder, 0, SWT.LEFT);
    inferExecutionEnvironmentButton.setLayoutData(fd_btnInfer);
    getShell().setMinimumSize(470, 450);
    // required to avoid an error in the system
    setControl(parent);
    setPageComplete(false);
    txtFolder.setText(ResourcesPlugin.getWorkspace().getRoot().getLocation().toOSString());
}

Example 39 with ViewerComparator

use of org.eclipse.jface.viewers.ViewerComparator in project AutoRefactor by JnRouvignac.

the class ChooseRefactoringWizardPage method createRefactoringsTable.

private void createRefactoringsTable(Composite parent) {
    tableViewer = CheckboxTableViewer.newCheckList(parent, SWT.BORDER | SWT.H_SCROLL | SWT.CHECK | SWT.NO_FOCUS | SWT.HIDE_SELECTION);
    createColumns(tableViewer);
    tableViewer.setContentProvider(new ArrayContentProvider());
    final List<RefactoringRule> refactorings = AllCleanUpRules.getAllCleanUpRules();
    tableViewer.setInput(refactorings);
    tableViewer.setCheckStateProvider(new CheckStateProvider(refactorings));
    tableViewer.setComparator(new ViewerComparator() {

        @Override
        public int compare(Viewer viewer, Object o1, Object o2) {
            return ((RefactoringRule) o1).getName().compareTo(((RefactoringRule) o2).getName());
        }
    });
    tableViewer.addFilter(new ViewerFilter() {

        @Override
        public boolean select(Viewer viewer, Object parentElement, Object refactoring) {
            final String filter = filterText.getText().toLowerCase();
            final RefactoringRule rule = (RefactoringRule) refactoring;
            final String description = rule.getDescription().toLowerCase();
            final String name = rule.getName().toLowerCase();
            return description.contains(filter) || name.contains(filter);
        }
    });
    ColumnViewerToolTipSupport.enableFor(tableViewer, ToolTip.NO_RECREATE);
    tableViewer.setLabelProvider(new StyledCellLabelProvider() {

        @Override
        public void update(ViewerCell cell) {
            final String filter = filterText.getText().toLowerCase();
            final String name = ((RefactoringRule) cell.getElement()).getName();
            cell.setText(name);
            cell.setStyleRanges(getStyleRanges(name, filter));
        }

        private StyleRange[] getStyleRanges(String text, String filter) {
            final int matchIndex = text.toLowerCase().indexOf(filter);
            final int matchLength = filter.length();
            if (matchIndex != -1 && matchLength != 0) {
                final StyledString styledString = new StyledString(text, defaultStyler);
                styledString.setStyle(matchIndex, matchLength, underlineStyler);
                return styledString.getStyleRanges();
            }
            return null;
        }

        @Override
        public String getToolTipText(Object refactoring) {
            RefactoringRule refactoringRule = (RefactoringRule) refactoring;
            // $NON-NLS-1$
            return refactoringRule.getDescription() + "\n\nWhy to do so:\n" + refactoringRule.getReason();
        }

        @Override
        public Point getToolTipShift(Object object) {
            return new Point(10, 20);
        }
    });
    final Table table = tableViewer.getTable();
    table.setLinesVisible(false);
    table.addListener(SWT.EraseItem, event -> {
        if ((event.detail & SWT.SELECTED) != 0) {
            event.detail &= ~SWT.SELECTED;
        }
    });
    table.addListener(SWT.MouseDown, event -> {
        Point pt = new Point(event.x, event.y);
        TableItem item = table.getItem(pt);
        if (item == null) {
            return;
        }
        int index = table.indexOf(item);
        Object element = tableViewer.getElementAt(index);
        tableViewer.setChecked(element, !tableViewer.getChecked(element));
    });
    table.addListener(SWT.MouseDoubleClick, event -> {
        Point pt = new Point(event.x, event.y);
        TableItem item = table.getItem(pt);
        if (item == null) {
            return;
        }
        int index = table.indexOf(item);
        Object element = tableViewer.getElementAt(index);
        tableViewer.setCheckedElements(new Object[] { element });
        ChooseRefactoringWizardPage.this.getWizard().performFinish();
        ((WizardDialog) ChooseRefactoringWizardPage.this.getWizard().getContainer()).close();
    });
    tableViewer.getControl().setLayoutData(new GridData(SWT.FILL, SWT.TOP, true, true));
    packColumns(table);
    table.setFocus();
}

Example 40 with ViewerComparator

use of org.eclipse.jface.viewers.ViewerComparator 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());
        }
    });
}