Refactor SWT directory structure.

[lgpl/argeo-commons.git] / eclipse / org.argeo.cms.swt / src / org / argeo / eclipse / ui / fs / FsTreeViewer.java

diff --git a/eclipse/org.argeo.cms.swt/src/org/argeo/eclipse/ui/fs/FsTreeViewer.java b/eclipse/org.argeo.cms.swt/src/org/argeo/eclipse/ui/fs/FsTreeViewer.java
deleted file mode 100644 (file)
index f55ead7..0000000
--- a/eclipse/org.argeo.cms.swt/src/org/argeo/eclipse/ui/fs/FsTreeViewer.java
+++ /dev/null
@@ -1,144 +0,0 @@
-package org.argeo.eclipse.ui.fs;
-
-import java.io.IOException;
-import java.nio.file.DirectoryIteratorException;
-import java.nio.file.DirectoryStream;
-import java.nio.file.Files;
-import java.nio.file.Path;
-import java.util.ArrayList;
-import java.util.List;
-
-import org.argeo.eclipse.ui.ColumnDefinition;
-import org.eclipse.jface.viewers.ITreeContentProvider;
-import org.eclipse.jface.viewers.TreeViewer;
-import org.eclipse.jface.viewers.TreeViewerColumn;
-import org.eclipse.jface.viewers.Viewer;
-import org.eclipse.swt.SWT;
-import org.eclipse.swt.layout.GridData;
-import org.eclipse.swt.widgets.Composite;
-import org.eclipse.swt.widgets.Tree;
-import org.eclipse.swt.widgets.TreeColumn;
-
-/**
- * Canonical implementation of a JFace TreeViewer to display the content of a
- * repository
- */
-public class FsTreeViewer extends TreeViewer {
-       private static final long serialVersionUID = -5632407542678477234L;
-
-       private boolean showHiddenItems = false;
-       private boolean showDirectoryFirst = true;
-       private String orderingProperty = FsUiConstants.PROPERTY_NAME;
-
-       public FsTreeViewer(Composite parent, int style) {
-               super(parent, style | SWT.VIRTUAL);
-       }
-
-       public Tree configureDefaultSingleColumnTable(int tableWidthHint) {
-               Tree tree = this.getTree();
-               tree.setLayoutData(new GridData(SWT.FILL, SWT.FILL, false, false));
-               tree.setLinesVisible(true);
-               tree.setHeaderVisible(false);
-//             CmsUtils.markup(tree);
-
-               TreeViewerColumn column = new TreeViewerColumn(this, SWT.NONE);
-               TreeColumn tcol = column.getColumn();
-               tcol.setWidth(tableWidthHint);
-               column.setLabelProvider(new FileIconNameLabelProvider());
-
-               this.setContentProvider(new MyCP());
-               return tree;
-       }
-
-       public Tree configureDefaultTable(List<ColumnDefinition> columns) {
-               this.setContentProvider(new MyCP());
-               Tree tree = this.getTree();
-               tree.setLinesVisible(true);
-               tree.setHeaderVisible(true);
-//             CmsUtils.markup(tree);
-//             CmsUtils.style(tree, MaintenanceStyles.BROWSER_COLUMN);
-               for (ColumnDefinition colDef : columns) {
-                       TreeViewerColumn column = new TreeViewerColumn(this, SWT.NONE);
-                       column.setLabelProvider(colDef.getLabelProvider());
-                       TreeColumn tcol = column.getColumn();
-                       tcol.setResizable(true);
-                       tcol.setText(colDef.getLabel());
-                       tcol.setWidth(colDef.getMinWidth());
-               }
-               return tree;
-       }
-
-       public void setInput(Path dir, String filter) {
-               try (DirectoryStream<Path> stream = Files.newDirectoryStream(dir, filter)) {
-                       // TODO make this lazy
-                       List<Path> paths = new ArrayList<>();
-                       for (Path entry : stream) {
-                               paths.add(entry);
-                       }
-                       Object[] rows = paths.toArray(new Object[0]);
-                       this.setInput(rows);
-                       // this.setItemCount(rows.length);
-                       this.refresh();
-               } catch (IOException | DirectoryIteratorException e) {
-                       throw new FsUiException("Unable to filter " + dir + " children with filter " + filter, e);
-               }
-       }
-
-       /** Directly displays bookmarks **/
-       public void setPathsInput(Path... paths) {
-               this.setInput((Object[]) paths);
-               // this.setItemCount(paths.length);
-               this.refresh();
-       }
-
-       private class MyCP implements ITreeContentProvider {
-               private static final long serialVersionUID = 9096550041395433128L;
-               private Object[] elements;
-
-               public void dispose() {
-               }
-
-               public void inputChanged(Viewer viewer, Object oldInput, Object newInput) {
-                       // IMPORTANT: don't forget this: an exception will be thrown if
-                       // a selected object is not part of the results anymore.
-                       viewer.setSelection(null);
-                       this.elements = (Object[]) newInput;
-               }
-
-               @Override
-               public Object[] getElements(Object inputElement) {
-                       return elements;
-               }
-
-               @Override
-               public Object[] getChildren(Object parentElement) {
-                       Path path = (Path) parentElement;
-                       if (!Files.isDirectory(path))
-                               return null;
-                       else
-                               return FsUiUtils.getChildren(path, "*", showHiddenItems, showDirectoryFirst, orderingProperty, false);
-               }
-
-               @Override
-               public Object getParent(Object element) {
-                       Path path = (Path) element;
-                       return path.getParent();
-               }
-
-               @Override
-               public boolean hasChildren(Object element) {
-                       Path path = (Path) element;
-                       try {
-                               if (!Files.isDirectory(path))
-                                       return false;
-                               else
-                                       try (DirectoryStream<Path> children = Files.newDirectoryStream(path, "*")) {
-                                               return children.iterator().hasNext();
-                                       }
-                       } catch (IOException e) {
-                               throw new FsUiException("Unable to check child existence on " + path, e);
-                       }
-               }
-
-       }
-}