Java tutorial
/** * This file is part of Archiv-Editor. * * The software Archiv-Editor serves as a client user interface for working with * the Person Data Repository. See: pdr.bbaw.de * * The software Archiv-Editor was developed at the Berlin-Brandenburg Academy * of Sciences and Humanities, Jgerstr. 22/23, D-10117 Berlin. * www.bbaw.de * * Copyright (C) 2010-2013 Berlin-Brandenburg Academy * of Sciences and Humanities * * The software Archiv-Editor was developed by @author: Christoph Plutte. * * Archiv-Editor is free software: you can redistribute it and/or modify * it under the terms of the GNU Lesser General Public License as published by * the Free Software Foundation, either version 3 of the License, or * (at your option) any later version. * * Archiv-Editor is distributed in the hope that it will be useful, * but WITHOUT ANY WARRANTY; without even the implied warranty of * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the * GNU Lesser General Public License for more details. * * You should have received a copy of the GNU Lesser General Public License * along with Archiv-Editor. * If not, see <http://www.gnu.org/licenses/lgpl-3.0.html>. */ package org.bbaw.pdr.ae.view.main.preferences; import java.util.ArrayList; import java.util.Collections; import java.util.HashMap; import java.util.List; import org.bbaw.pdr.ae.common.AEConstants; import org.bbaw.pdr.ae.common.CommonActivator; import org.bbaw.pdr.ae.common.NLMessages; import org.bbaw.pdr.ae.config.editor.view.ConfigTreeContentProvider; import org.bbaw.pdr.ae.config.editor.view.ConfigTreeLabelProvider; import org.bbaw.pdr.ae.config.editor.view.ConfigTreeSorter; import org.bbaw.pdr.ae.config.model.ConfigData; import org.bbaw.pdr.ae.config.model.ConfigItem; import org.bbaw.pdr.ae.config.model.ConfigTreeNode; import org.bbaw.pdr.ae.config.model.DataType; import org.bbaw.pdr.ae.config.model.DatatypeDesc; import org.bbaw.pdr.ae.control.core.FacetProposalManager; import org.bbaw.pdr.ae.control.facade.Facade; import org.bbaw.pdr.ae.view.main.preferences.provider.ConfigIgnoreFilter; import org.bbaw.pdr.ae.view.main.preferences.provider.ConfigOnlyMarkupFilter; import org.bbaw.pdr.ae.view.main.preferences.provider.FacetedAspectSearchFilter; import org.bbaw.pdr.ae.view.main.preferences.provider.FavoriteMarkupComparator; import org.bbaw.pdr.ae.view.main.preferences.provider.FavoriteMarkupContentProvider; import org.bbaw.pdr.ae.view.main.preferences.provider.MarkupTableLabelProvider; import org.eclipse.core.runtime.Platform; import org.eclipse.jface.preference.PreferencePage; import org.eclipse.jface.viewers.DoubleClickEvent; import org.eclipse.jface.viewers.IDoubleClickListener; import org.eclipse.jface.viewers.ISelectionChangedListener; import org.eclipse.jface.viewers.IStructuredSelection; import org.eclipse.jface.viewers.SelectionChangedEvent; import org.eclipse.jface.viewers.TableViewer; import org.eclipse.jface.viewers.TableViewerColumn; import org.eclipse.jface.viewers.TreeViewer; import org.eclipse.swt.SWT; import org.eclipse.swt.events.SelectionAdapter; import org.eclipse.swt.events.SelectionEvent; import org.eclipse.swt.layout.GridData; import org.eclipse.swt.layout.GridLayout; import org.eclipse.swt.widgets.Button; import org.eclipse.swt.widgets.Composite; import org.eclipse.swt.widgets.Control; import org.eclipse.swt.widgets.Label; import org.eclipse.swt.widgets.Table; import org.eclipse.swt.widgets.TableColumn; import org.eclipse.swt.widgets.Tree; import org.eclipse.swt.widgets.TreeColumn; import org.eclipse.ui.IWorkbench; import org.eclipse.ui.IWorkbenchPreferencePage; /** * The Class FacetedAspectSearchPage. * @author Christoph Plutte */ public class FacetedAspectSearchPage extends PreferencePage implements IWorkbenchPreferencePage { /** The _facade. */ private Facade _facade = Facade.getInstanz(); /** The aspect facet proposals. */ private HashMap<String, ConfigData> _aspectFacetProposals; /** The main composite. */ private Composite _mainComposite; /** The left composite. */ private Composite _leftComposite; /** The middle composite. */ private Composite _middleComposite; /** The right composite. */ private Composite _rightComposite; /** The markup table viewer. */ private TableViewer _markupTableViewer; /** The _tree viewer. */ private TreeViewer _treeViewer; /** The tree. */ private Tree _tree; /** The table. */ private Table _table; /** The add to right. */ private Button _addToRight; /** The remove from right. */ private Button _removeFromRight; /** * Instantiates a new faceted aspect search page. */ public FacetedAspectSearchPage() { super(); } @Override protected final Control createContents(final Composite parent) { _mainComposite = new Composite(parent, SWT.NONE); _mainComposite.setLayoutData(new GridData()); ((GridData) _mainComposite.getLayoutData()).verticalAlignment = SWT.FILL; ((GridData) _mainComposite.getLayoutData()).horizontalAlignment = SWT.FILL; ((GridData) _mainComposite.getLayoutData()).grabExcessHorizontalSpace = true; ((GridData) _mainComposite.getLayoutData()).minimumHeight = 500; _mainComposite.setLayout(new GridLayout()); ((GridLayout) _mainComposite.getLayout()).numColumns = 3; ((GridLayout) _mainComposite.getLayout()).makeColumnsEqualWidth = false; Label title = new Label(_mainComposite, SWT.None); title.setText(NLMessages.getString("Preference_aspect_facet_proposal_title")); title.setLayoutData(new GridData()); ((GridData) title.getLayoutData()).horizontalSpan = 3; _leftComposite = new Composite(_mainComposite, SWT.NONE); _leftComposite.setLayoutData(new GridData()); ((GridData) _leftComposite.getLayoutData()).verticalAlignment = SWT.FILL; ((GridData) _leftComposite.getLayoutData()).grabExcessVerticalSpace = true; ((GridData) _leftComposite.getLayoutData()).horizontalAlignment = SWT.FILL; ((GridData) _leftComposite.getLayoutData()).grabExcessHorizontalSpace = true; ((GridData) _leftComposite.getLayoutData()).heightHint = 450; ((GridData) _leftComposite.getLayoutData()).widthHint = 230; _leftComposite.setLayout(new GridLayout()); ((GridLayout) _leftComposite.getLayout()).numColumns = 1; ((GridLayout) _leftComposite.getLayout()).makeColumnsEqualWidth = false; _tree = new Tree(_leftComposite, SWT.BORDER); _tree.setLayoutData(new GridData()); ((GridData) _tree.getLayoutData()).grabExcessHorizontalSpace = true; ((GridData) _tree.getLayoutData()).horizontalAlignment = SWT.FILL; ((GridData) _tree.getLayoutData()).grabExcessVerticalSpace = true; ((GridData) _tree.getLayoutData()).verticalAlignment = SWT.FILL; ((GridData) _tree.getLayoutData()).horizontalSpan = 3; _treeViewer = new TreeViewer(_tree); TreeColumn column = new TreeColumn(_treeViewer.getTree(), SWT.NONE); column.setWidth(200); column.setText("Column 1"); //$NON-NLS-1$ _treeViewer.setContentProvider(new ConfigTreeContentProvider(false, false, false)); _treeViewer.setLabelProvider(new ConfigTreeLabelProvider()); _treeViewer.setSorter(new ConfigTreeSorter()); _treeViewer.addFilter(new ConfigIgnoreFilter()); _treeViewer.addFilter(new FacetedAspectSearchFilter(this)); _treeViewer.addFilter(new ConfigOnlyMarkupFilter()); DatatypeDesc datatypeDesc = _facade.getConfigs().get(Platform.getPreferencesService().getString( CommonActivator.PLUGIN_ID, "PRIMARY_TAGGING_PROVIDER", AEConstants.TAGGING_LIST_PROVIDER, null)); //$NON-NLS-1$ _treeViewer.setInput(datatypeDesc); // _treeViewer.refresh(); _treeViewer.addSelectionChangedListener(new ISelectionChangedListener() { @Override public void selectionChanged(final SelectionChangedEvent event) { IStructuredSelection selection = (IStructuredSelection) event.getSelection(); Object obj = selection.getFirstElement(); ConfigTreeNode tn = (ConfigTreeNode) obj; if (tn != null && !tn.isSelected()) { _addToRight.setEnabled(true); } else { _addToRight.setEnabled(false); } } }); _treeViewer.addDoubleClickListener(new IDoubleClickListener() { @Override public void doubleClick(final DoubleClickEvent event) { if (event.getSelection() instanceof IStructuredSelection) { IStructuredSelection selection = (IStructuredSelection) event.getSelection(); Object obj = selection.getFirstElement(); ConfigTreeNode tn = (ConfigTreeNode) obj; if (tn.hasChildren()) { _treeViewer.setExpandedState(tn, !_treeViewer.getExpandedState(tn)); } } } }); _middleComposite = new Composite(_mainComposite, SWT.NONE); _middleComposite.setLayoutData(new GridData()); ((GridData) _middleComposite.getLayoutData()).verticalAlignment = SWT.CENTER; ((GridData) _middleComposite.getLayoutData()).grabExcessVerticalSpace = true; _middleComposite.setLayout(new GridLayout()); ((GridLayout) _middleComposite.getLayout()).numColumns = 1; ((GridLayout) _middleComposite.getLayout()).makeColumnsEqualWidth = false; _addToRight = new Button(_middleComposite, SWT.PUSH); _addToRight.setText(">>>"); //$NON-NLS-1$ _addToRight.setToolTipText(NLMessages.getString("Preference_add_proposal_tooltip")); _addToRight.setLayoutData(new GridData()); ((GridData) _addToRight.getLayoutData()).verticalAlignment = SWT.CENTER; _addToRight.addSelectionListener(new SelectionAdapter() { @Override public void widgetSelected(final SelectionEvent e) { IStructuredSelection selection = (IStructuredSelection) _treeViewer.getSelection(); Object obj = selection.getFirstElement(); ConfigTreeNode tn = (ConfigTreeNode) obj; tn.setSelected(true); _addToRight.setEnabled(false); ConfigData cd = tn.getConfigData(); if (cd instanceof ConfigItem) { _aspectFacetProposals.put(cd.getValue(), cd); loadValues(); Object[] elements = _treeViewer.getExpandedElements(); _treeViewer.refresh(); for (Object o : elements) { _treeViewer.setExpandedState(o, true); } } } }); _addToRight.pack(); _removeFromRight = new Button(_middleComposite, SWT.PUSH); _removeFromRight.setText("<<<"); //$NON-NLS-1$ _removeFromRight.setToolTipText(NLMessages.getString("Preference_remove_proposal_tooltip")); _removeFromRight.setLayoutData(new GridData()); ((GridData) _removeFromRight.getLayoutData()).verticalAlignment = SWT.CENTER; _removeFromRight.addSelectionListener(new SelectionAdapter() { @Override public void widgetSelected(final SelectionEvent e) { IStructuredSelection selection = (IStructuredSelection) _markupTableViewer.getSelection(); Object obj = selection.getFirstElement(); ConfigData cd = (ConfigData) obj; _addToRight.setEnabled(true); _aspectFacetProposals.remove(cd.getValue()); loadValues(); Object[] elements = _treeViewer.getExpandedElements(); _treeViewer.refresh(); for (Object o : elements) { _treeViewer.setExpandedState(o, true); } } }); _removeFromRight.pack(); _rightComposite = new Composite(_mainComposite, SWT.NONE); _rightComposite.setLayoutData(new GridData()); ((GridData) _rightComposite.getLayoutData()).verticalAlignment = SWT.FILL; ((GridData) _rightComposite.getLayoutData()).grabExcessVerticalSpace = true; ((GridData) _rightComposite.getLayoutData()).horizontalAlignment = SWT.FILL; ((GridData) _rightComposite.getLayoutData()).grabExcessHorizontalSpace = true; ((GridData) _rightComposite.getLayoutData()).heightHint = 450; _rightComposite.setLayout(new GridLayout()); ((GridLayout) _rightComposite.getLayout()).numColumns = 1; ((GridLayout) _rightComposite.getLayout()).makeColumnsEqualWidth = false; _markupTableViewer = new TableViewer(_rightComposite, SWT.H_SCROLL | SWT.V_SCROLL | SWT.FULL_SELECTION); String[] titles = { "Name", "Position" }; //$NON-NLS-1$ //$NON-NLS-2$ int[] bounds = { 180, 80 }; for (int i = 0; i < titles.length; i++) { TableViewerColumn tableColumn = new TableViewerColumn(_markupTableViewer, SWT.NONE); tableColumn.getColumn().setText(titles[i]); tableColumn.getColumn().setWidth(bounds[i]); tableColumn.getColumn().setResizable(true); tableColumn.getColumn().setMoveable(true); tableColumn.getColumn() .addSelectionListener(getSelectionAdapter(_markupTableViewer, tableColumn.getColumn(), i)); } // markupTableViewer.setComparator(new FavoriteMarkupComparator()); _table = _markupTableViewer.getTable(); _table.setHeaderVisible(true); _table.setLinesVisible(true); _table.setLayoutData(new GridData()); ((GridData) _table.getLayoutData()).horizontalAlignment = SWT.FILL; // ((GridData) table.getLayoutData()).grabExcessHorizontalSpace = true ; ((GridData) _table.getLayoutData()).verticalAlignment = SWT.FILL; ((GridData) _table.getLayoutData()).grabExcessVerticalSpace = true; FacetProposalManager fpm = new FacetProposalManager(); _aspectFacetProposals = fpm.loadAspectFacetProposals(); if (_aspectFacetProposals == null) { _aspectFacetProposals = new HashMap<String, ConfigData>(); } loadValues(); return null; } /** * Gets the facet proposals. * @return the facet proposals */ public final HashMap<String, ConfigData> getFacetProposals() { return _aspectFacetProposals; } /** * Gets the path. * @param cd the cd * @return the path */ private String getPath(final ConfigData cd) { String path = Platform.getPreferencesService().getString(CommonActivator.PLUGIN_ID, "PRIMARY_TAGGING_PROVIDER", AEConstants.TAGGING_LIST_PROVIDER, null); //$NON-NLS-1$ if (cd instanceof ConfigItem) { ConfigItem ci = (ConfigItem) cd; if (ci.getPos().equals("type")) //$NON-NLS-1$ { DataType dt = (DataType) ci.getParent(); path += "|" + dt.getValue(); //$NON-NLS-1$ path += "|" + ci.getValue(); //$NON-NLS-1$ } else if (ci.getPos().equals("subtype")) //$NON-NLS-1$ { ConfigItem parent = (ConfigItem) ci.getParent(); DataType dt = (DataType) parent.getParent(); path += "|" + dt.getValue(); //$NON-NLS-1$ path += "|" + parent.getValue(); //$NON-NLS-1$ path += "|" + ci.getValue(); //$NON-NLS-1$ } else if (ci.getPos().equals("role")) //$NON-NLS-1$ { ConfigItem parent = (ConfigItem) ci.getParent(); ConfigItem grandParent = (ConfigItem) parent.getParent(); DataType dt = (DataType) grandParent.getParent(); path += "|" + dt.getValue(); //$NON-NLS-1$ path += "|" + grandParent.getValue(); //$NON-NLS-1$ path += "|" + parent.getValue(); //$NON-NLS-1$ path += "|" + ci.getValue(); //$NON-NLS-1$ } } return path; } /** * Gets the selection adapter. * @param tableViewer the table viewer * @param column the column * @param index the index * @return the selection adapter */ private SelectionAdapter getSelectionAdapter(final TableViewer tableViewer, final TableColumn column, final int index) { SelectionAdapter selectionAdapter = new SelectionAdapter() { @Override public void widgetSelected(final SelectionEvent e) { ((FavoriteMarkupComparator) tableViewer.getComparator()).setColumn(index); int dir = tableViewer.getTable().getSortDirection(); if (tableViewer.getTable().getSortColumn() == column) { dir = dir == SWT.UP ? SWT.DOWN : SWT.UP; } else { dir = SWT.DOWN; } tableViewer.getTable().setSortDirection(dir); tableViewer.getTable().setSortColumn(column); tableViewer.refresh(); } }; return selectionAdapter; } @Override public void init(final IWorkbench workbench) { // TODO Auto-generated method stub } /** * Load values. */ final void loadValues() { _markupTableViewer.setContentProvider(new FavoriteMarkupContentProvider()); _markupTableViewer.setLabelProvider(new MarkupTableLabelProvider()); _markupTableViewer.setComparator(new FavoriteMarkupComparator()); _markupTableViewer.setInput(_aspectFacetProposals); _markupTableViewer.refresh(); } @Override protected final void performApply() { performOk(); } @Override public final boolean performOk() { boolean load = true; int i = 0; while (load) { String path = Platform.getPreferencesService().getString(CommonActivator.PLUGIN_ID, "ASPECT_FACET_PROPOSAL" + i, null, null); //$NON-NLS-1$ if (path != null && path.trim().length() > 0) { CommonActivator.getDefault().getPreferenceStore().setValue("ASPECT_FACET_PROPOSAL" + i, "EMPTY"); //$NON-NLS-1$ //$NON-NLS-2$ i++; } else { load = false; } } FavoriteMarkupComparator comparator = (FavoriteMarkupComparator) _markupTableViewer.getComparator(); comparator.setViewer(_markupTableViewer); List<ConfigData> configs = new ArrayList<ConfigData>(_aspectFacetProposals.values()); Collections.sort(configs, comparator); i = 0; // List<String> keys = new ArrayList<String>(favoriteMarkups.keySet()); // Collections.sort(keys); for (ConfigData cd : configs) { String path = getPath(cd); if (path != null) { CommonActivator.getDefault().getPreferenceStore().setValue("ASPECT_FACET_PROPOSAL" + i, path); //$NON-NLS-1$ i++; } } _facade.setAspectFacetProposals(_aspectFacetProposals); return true; } }