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Revision 0b9b379c

Added by Patrick Plitzner over 4 years ago

ref #7095 Add persistence support for nattable state

View differences:

eu.etaxonomy.taxeditor.editor/src/main/java/eu/etaxonomy/taxeditor/editor/workingSet/matrix/CharacterMatrix.java
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*/
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package eu.etaxonomy.taxeditor.editor.workingSet.matrix;
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import java.io.File;
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import java.io.FileInputStream;
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import java.io.FileOutputStream;
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import java.io.IOException;
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import java.util.ArrayList;
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import java.util.Collection;
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import java.util.Collections;
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import java.util.HashMap;
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import java.util.List;
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import java.util.Map;
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import java.util.Properties;
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import java.util.Set;
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import java.util.UUID;
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......
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import org.eclipse.nebula.widgets.nattable.layer.cell.ColumnOverrideLabelAccumulator;
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import org.eclipse.nebula.widgets.nattable.layer.cell.ILayerCell;
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import org.eclipse.nebula.widgets.nattable.layer.event.ILayerEvent;
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import org.eclipse.nebula.widgets.nattable.persistence.PersistenceHelper;
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import org.eclipse.nebula.widgets.nattable.persistence.command.DisplayPersistenceDialogCommand;
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import org.eclipse.nebula.widgets.nattable.persistence.command.DisplayPersistenceDialogCommandHandler;
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import org.eclipse.nebula.widgets.nattable.persistence.command.IStateChangedListener;
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import org.eclipse.nebula.widgets.nattable.persistence.command.StateChangeEvent;
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import org.eclipse.nebula.widgets.nattable.reorder.ColumnReorderLayer;
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import org.eclipse.nebula.widgets.nattable.reorder.RowReorderLayer;
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import org.eclipse.nebula.widgets.nattable.selection.SelectionLayer;
......
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import org.eclipse.swt.events.SelectionEvent;
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import org.eclipse.swt.layout.GridLayout;
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import org.eclipse.swt.widgets.Button;
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import org.eclipse.swt.widgets.Combo;
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import org.eclipse.swt.widgets.Composite;
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import ca.odell.glazedlists.EventList;
......
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import eu.etaxonomy.taxeditor.model.IPartContentHasDetails;
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import eu.etaxonomy.taxeditor.model.MessagingUtils;
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import eu.etaxonomy.taxeditor.store.CdmStore;
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import eu.etaxonomy.taxeditor.workbench.WorkbenchUtility;
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import eu.etaxonomy.taxeditor.workbench.part.IE4SavablePart;
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/**
......
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 */
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public class CharacterMatrix implements IE4SavablePart, IPartContentHasDetails, IConversationEnabled, IDirtyMarkable{
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    private static final String CHARACTER_MATRIX_STATE_PROPERTIES = "characterMatrixState.properties";
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    private static final int LEADING_COLUMN_COUNT = 4;
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    private static final String TAXON_COLUMN = "taxon_column";
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    private static final String COLLECTOR_COLUMN = "collector_column";
......
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        natTable = new NatTable(parent, gridLayer, false);
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        /**
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         * CONFIGURATION
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         */
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        natTable.setConfigRegistry(configRegistry);
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......
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        GridDataFactory.fillDefaults().grab(true, true).applyTo(natTable);
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        //persist table config handler
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        gridLayer.registerCommandHandler(new DisplayPersistenceDialogCommandHandler(natTable));
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        /**
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         * Table state persistence
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         */
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        Properties natTableState = new Properties();
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        //load persisted state
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        File statePropertiesFile = new File(WorkbenchUtility.getBaseLocation(), CHARACTER_MATRIX_STATE_PROPERTIES);
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        FileInputStream inputStream;
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        try {
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            inputStream = new FileInputStream(statePropertiesFile);
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            natTableState.load(inputStream);
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            natTable.loadState("", natTableState);
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        } catch (IOException e) {
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            MessagingUtils.error(CharacterMatrix.class, e);;e.printStackTrace();
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        }
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        DisplayPersistenceDialogCommandHandler handler =
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                new DisplayPersistenceDialogCommandHandler(natTableState, natTable);
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        gridLayer.registerCommandHandler(handler);
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     // create a combobox for showing the available view states
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        Combo viewStates = new Combo(parent, SWT.DROP_DOWN);
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        viewStates.setItems(PersistenceHelper
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                .getAvailableStates(natTableState)
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                .toArray(new String[] {}));
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        viewStates.addSelectionListener(new SelectionAdapter() {
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        //excel export
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            @Override
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            public void widgetSelected(SelectionEvent e) {
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                int index = viewStates.getSelectionIndex();
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                if (index >= 0) {
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                    String selected = viewStates.getItem(index);
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                    // load the state
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                    natTable.loadState(selected, natTableState);
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                }
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            }
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        });
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        // add listener to update the combo on view state management changes
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        handler.addStateChangeListener(new IStateChangedListener() {
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            @Override
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            public void handleStateChange(StateChangeEvent event) {
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                viewStates.setItems(PersistenceHelper
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                        .getAvailableStates(natTableState)
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                        .toArray(new String[] {}));
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            }
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        });
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        // add button to show dialog
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        Button manage = new Button(parent, SWT.PUSH);
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        manage.setText("View Management");
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        manage.addSelectionListener(new SelectionAdapter() {
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            @Override
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            public void widgetSelected(SelectionEvent e) {
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                natTable.doCommand(new DisplayPersistenceDialogCommand(natTable));
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            }
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        });
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        Button btnSave = new Button(parent, SWT.PUSH);
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        btnSave.setText("Save State");
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        btnSave.addSelectionListener(new SelectionAdapter() {
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            @Override
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            public void widgetSelected(SelectionEvent e) {
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                natTable.saveState("", natTableState);
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                try (FileOutputStream tableStateStream =
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                        new FileOutputStream(new File(WorkbenchUtility.getBaseLocation(), CHARACTER_MATRIX_STATE_PROPERTIES))) {
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                    natTableState.store(tableStateStream, null);
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                } catch (IOException ioe) {
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                    ioe.printStackTrace();
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                }
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            }
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        });
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        /**
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         * excel export
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         */
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        Button addColumnButton = new Button(parent, SWT.PUSH);
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        addColumnButton.setText("Export");
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        addColumnButton.addSelectionListener(new SelectionAdapter() {

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