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com.zavtech.morpheus.viz.table.DataFrameTable Maven / Gradle / Ivy
Visualization components for the Morpheus data science library
/**
* Copyright (C) 2014-2017 Xavier Witdouck
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
package com.zavtech.morpheus.viz.table;
import java.awt.*;
import java.awt.event.ActionEvent;
import java.awt.event.MouseAdapter;
import java.awt.event.MouseEvent;
import java.awt.event.MouseListener;
import java.net.URL;
import java.text.SimpleDateFormat;
import java.util.Date;
import java.util.HashMap;
import java.util.LinkedHashMap;
import java.util.Map;
import java.util.logging.Level;
import java.util.logging.Logger;
import javax.swing.*;
import javax.swing.event.ChangeEvent;
import javax.swing.event.ChangeListener;
import javax.swing.event.ListSelectionEvent;
import javax.swing.event.TableColumnModelEvent;
import javax.swing.event.TableColumnModelListener;
import javax.swing.table.DefaultTableColumnModel;
import javax.swing.table.TableCellRenderer;
import javax.swing.table.TableColumn;
import javax.swing.table.TableColumnModel;
import javax.swing.table.TableModel;
import javax.swing.table.TableRowSorter;
import com.zavtech.morpheus.frame.DataFrame;
import com.zavtech.morpheus.index.Index;
/**
* A Swing GUI component that displays a DataFrame in a standard JTable with additional functionality.
*
* @author Xavier Witdouck
*
* This is open source software released under the Apache 2.0 License
*/
public class DataFrameTable extends javax.swing.JPanel {
private static final Logger LOG = Logger.getLogger(DataFrameTable.class.getName());
private static Map fontStyleNameMap = new LinkedHashMap<>();
private static Map fontStyleIconMap = new LinkedHashMap<>();
private static Map alignmentNameMap = new LinkedHashMap<>();
private static Map alignmentIconMap = new LinkedHashMap<>();
private static Map formatNameMap = new LinkedHashMap<>();
private static Map formatIconMap = new LinkedHashMap<>();
private int decimalCount = 4;
private JScrollPane scrollPane;
private JTable leftTable = new JTable();
private JTable rightTable = new JTable();
private DataFrameCellEditor editor = new DataFrameCellEditor();
private DataFrameTableModel model = new DataFrameTableModel();
private DataFrameCellRenderer renderer = new DataFrameCellRenderer(this);
private DataFrameCellFormat defaultCellFormat = new DataFrameCellFormat();
private ListSelectionModel selectionModel = new DefaultListSelectionModel();
private TableRowSorter sorter = new TableRowSorter<>(model);
private Map formatMap = new HashMap<>();
private Index rowIndex = Index.of(Object.class, 2000);
private Index colIndex = Index.of(Object.class, 100);
private DataFrame formatFrame = DataFrame.ofObjects(rowIndex, colIndex);
private JPopupMenu popupMenu = new JPopupMenu();
private JMenu fontMenu = new JMenu("Font...");
private JMenu styleMenu = new JMenu("Style....");
private JMenu dateFormatMenu = new JMenu("Date Format...");
private JMenu decimalFormatMenu = new JMenu("Number Format...");
private JMenu alignmentMenu = new JMenu("Alignment...");
private Action bestFitAction = createBestFitAction();
private Action exportCsvAction = createCsvExportAction();
private Action backgroundAction = createFillColorAction();
private Action foregroundAction = createFontColorAction();
private Action increasePrecisionAction = createIncreasePrecisionAction();
private Action decreasePrecisionAction = createDecreasePrecisionAction();
private TableColumnModelListener columnModelListener = new TableColumnModelListener() {
public void columnAdded(TableColumnModelEvent e) { resizeLeftTable(); }
public void columnMarginChanged(ChangeEvent e) { resizeLeftTable(); }
public void columnMoved(TableColumnModelEvent e) { resizeLeftTable(); }
public void columnRemoved(TableColumnModelEvent e) { resizeLeftTable(); }
public void columnSelectionChanged(ListSelectionEvent e) { resizeLeftTable(); }
};
private MouseListener mouseListener = new MouseAdapter() {
@Override()
public void mousePressed(MouseEvent event) {
if (event.isPopupTrigger() && !popupMenu.isVisible()) {
popupMenu.show((Component)event.getSource(), event.getX(), event.getY());
} else if (event.getSource() == rightTable) {
if (!rightTable.getCellSelectionEnabled()) {
leftTable.clearSelection();
leftTable.setRowSelectionAllowed(false);
leftTable.setCellSelectionEnabled(true);
rightTable.setRowSelectionAllowed(false);
rightTable.setCellSelectionEnabled(true);
}
} else if (event.getSource() == leftTable) {
if (rightTable.getCellSelectionEnabled()) {
leftTable.setCellSelectionEnabled(false);
leftTable.setRowSelectionAllowed(true);
rightTable.setCellSelectionEnabled(false);
rightTable.setRowSelectionAllowed(true);
}
}
}
@Override()
public void mouseClicked(MouseEvent event) {
if (event.isPopupTrigger() && !popupMenu.isVisible()) {
popupMenu.show((Component)event.getSource(), event.getX(), event.getY());
}
}
@Override()
public void mouseReleased(MouseEvent event) {
if (event.isPopupTrigger() && !popupMenu.isVisible()) {
popupMenu.show((Component)event.getSource(), event.getX(), event.getY());
}
}
};
/**
* Static initializer
*/
static {
try {
fontStyleNameMap.put(Font.PLAIN, "Plain Text");
fontStyleNameMap.put(Font.BOLD, "Bold Text");
fontStyleNameMap.put(Font.ITALIC, "Italic Text");
fontStyleIconMap.put(Font.PLAIN, getIcon(16, "font.png"));
fontStyleIconMap.put(Font.BOLD, getIcon(16, "text_bold.png"));
fontStyleIconMap.put(Font.ITALIC, getIcon(16, "text_italic.png"));
formatNameMap.put(DataFrameCellFormat.DECIMAL, "Decimal");
formatNameMap.put(DataFrameCellFormat.PERCENT, "Percent");
formatNameMap.put(DataFrameCellFormat.SCIENTIFIC, "Scientific");
formatNameMap.put(DataFrameCellFormat.BASIS_POINTS, "Basis Points");
formatIconMap.put(DataFrameCellFormat.DECIMAL, getIcon(16, "number.png"));
formatIconMap.put(DataFrameCellFormat.PERCENT, getIcon(16, "percent.png"));
formatIconMap.put(DataFrameCellFormat.SCIENTIFIC, getIcon(16, "scientific.png"));
formatIconMap.put(DataFrameCellFormat.BASIS_POINTS, getIcon(16, "bps.png"));
alignmentNameMap.put(SwingConstants.LEFT, "Align Left");
alignmentNameMap.put(SwingConstants.CENTER, "Align Center");
alignmentNameMap.put(SwingConstants.RIGHT, "Align Right");
alignmentIconMap.put(SwingConstants.LEFT, getIcon(16, "text_align_left.png"));
alignmentIconMap.put(SwingConstants.CENTER, getIcon(16, "text_align_center.png"));
alignmentIconMap.put(SwingConstants.RIGHT, getIcon(16, "text_align_right.png"));
} catch (Throwable t) {
LOG.log(Level.SEVERE, t.getMessage(), t);
}
}
/**
* Constructor
*/
public DataFrameTable() {
this(null);
}
/**
* Constructor
* @param frame the DataFrame for this table
*/
public DataFrameTable(DataFrame frame) {
try {
this.initPopupMenu();
this.initTable(leftTable);
this.initTable(rightTable);
this.leftTable.getColumnModel().addColumnModelListener(columnModelListener);
this.scrollPane = new JScrollPane(rightTable);
this.scrollPane.setCorner(JScrollPane.UPPER_LEFT_CORNER, leftTable.getTableHeader());
this.scrollPane.setRowHeaderView(leftTable);
this.setLayout(new BorderLayout(0, 0));
this.add(scrollPane, BorderLayout.CENTER);
this.setDataFrame(frame);
this.scrollPane.getRowHeader().addChangeListener(new ChangeListener() {
public void stateChanged(ChangeEvent event) {
final JViewport leftViewPort = scrollPane.getRowHeader();
final JViewport rightViewPort = scrollPane.getViewport();
final Point leftPoint = leftViewPort.getViewPosition();
final Point rightPoint = rightViewPort.getViewPosition();
if (leftPoint.y != rightPoint.y) {
rightViewPort.setViewPosition(new Point(rightPoint.x, leftPoint.y));
}
}
});
} catch (Throwable t) {
LOG.log(Level.SEVERE, t.getMessage(), t);
}
}
/**
* Initializes a table component for this component
* @param table the table
*/
private void initTable(JTable table) {
try {
table.setAutoCreateColumnsFromModel(false);
table.setModel(model);
table.setRowSorter(sorter);
table.setShowGrid(true);
table.setRowHeight(16);
table.setGridColor(Color.GRAY);
table.setAutoResizeMode(JTable.AUTO_RESIZE_OFF);
table.setDefaultRenderer(Object.class, renderer);
table.setDefaultRenderer(String.class, renderer);
table.setDefaultRenderer(Double.class, renderer);
table.setSelectionMode(ListSelectionModel.MULTIPLE_INTERVAL_SELECTION);
table.setSelectionModel(selectionModel);
table.addMouseListener(mouseListener);
} catch (Throwable t) {
LOG.log(Level.SEVERE, t.getMessage(), t);
} finally {
createColumns(table);
}
}
/**
* Called to ofInts columns for the target table
* @param table the table reference
*/
protected void createColumns(JTable table) {
table.setColumnModel(new DefaultTableColumnModel());
if (table == leftTable) {
table.addColumn(new TableColumn(0, 100, renderer, editor));
} else {
for (int i=1; i DataFrame getDataFrame() {
return (DataFrame)model.getFrame();
}
/**
* Sets the data frame instance to display in this viewer
* @param frame the data frame to display, can be null
*/
public void setDataFrame(DataFrame frame) {
try {
this.model.setFrame(frame);
this.leftTable.getColumnModel().removeColumnModelListener(columnModelListener);
this.createColumns(leftTable);
this.createColumns(rightTable);
this.leftTable.getColumnModel().addColumnModelListener(columnModelListener);
this.model.fireTableStructureChanged();
} finally {
this.resizeLeftTable();
this.validateActions();
}
}
/**
* Returns the default format for cells
* @return the default format for cells
*/
public DataFrameCellFormat getDefaultCellFormat() {
return defaultCellFormat;
}
/**
* Sets the default cell format for this table
* @param defaultCellFormat the default cell format
*/
public void setDefaultCellFormat(DataFrameCellFormat defaultCellFormat) {
this.defaultCellFormat = defaultCellFormat;
}
/**
* Returns the cell format for the row header cell (ie fixed column)
* @param row the row key
* @param create if true, ofInts a new cell format if none exists
* @return the cell format, null if none exists and ofInts == false
*/
public DataFrameCellFormat getRowHeaderFormat(Object row, boolean create) {
DataFrameCellFormat format = formatMap.get(row);
if (format != null) return format;
else if (!create) format = defaultCellFormat;
else {
format = new DataFrameCellFormat();
formatMap.put(row, format);
}
return format;
}
/**
* Returns the cell format for row and column key
* @param row the row key
* @param column the column key
* @param create if true, ofInts a new cell format if none exists
* @return the cell format, null if none exists and ofInts == false
*/
public DataFrameCellFormat getCellFormat(Object row, Object column, boolean create) {
if (formatFrame.rows().contains(row) && formatFrame.cols().contains(column)) {
final int rowIndex = formatFrame.rows().ordinalOf(row);
final int colIndex = formatFrame.cols().ordinalOf(column);
DataFrameCellFormat format = formatFrame.data().getValue(rowIndex, colIndex);
if (format == null && create) {
format = new DataFrameCellFormat();
formatFrame.data().setValue(row, column, format);
}
return format;
} else if (!create) {
return defaultCellFormat;
} else {
formatFrame.rows().add(row);
formatFrame.cols().add(column, DataFrameCellFormat.class);
final DataFrameCellFormat format = new DataFrameCellFormat();
this.formatFrame.data().setValue(row, column, format);
return format;
}
}
/**
* Returns the cell format for the row and column index
* @param rowIndex the row index in view space
* @param colIndex the column index in view space
* @param create if true, ofInts a new cell format if none exists
* @return the cell format, null if none exists and ofInts == false
*/
@SuppressWarnings("unchecked")
public final DataFrameCellFormat getCellFormat(int rowIndex, int colIndex, boolean create) {
final DataFrame data = model.getFrame();
if (colIndex < leftTable.getColumnCount()) {
final int rowModelIndex = leftTable.convertRowIndexToModel(rowIndex);
final Object row = data.rows().key(rowModelIndex);
return getRowHeaderFormat(row, create);
} else {
final int actualColIndex = colIndex - leftTable.getColumnCount();
final int rowModelIndex = rightTable.convertRowIndexToModel(rowIndex);
final int colModelIndex = rightTable.convertColumnIndexToModel(actualColIndex);
final Object row = data.rows().key(rowModelIndex);
final Object column = data.cols().key(colModelIndex - 1);
return getCellFormat(row, column, create);
}
}
/**
* Returns the column index of the combined table
* @param table the JTable reference
* @param colIndex the column index on the JTable
* @return the mapped column index
*/
int getColumnIndex(JTable table, int colIndex) {
return leftTable == table ? colIndex : colIndex + leftTable.getColumnCount();
}
/**
* Called to set the decimal count for this editor
* @param decimalCount the decimal count for editor
*/
public void setDecimalCount(int decimalCount) {
this.decimalCount = decimalCount;
}
/**
* Returns a new action to change the alignment for selected cells
* @param alignment the alignment as per SwingConstants
* @return the newly created action
*/
private Action createAlignmentAction(final int alignment) {
final String name = alignmentNameMap.get(alignment);
final Icon icon = alignmentIconMap.get(alignment);
final String description = null;
return new CustomAction(name, icon, description) {
@SuppressWarnings("unchecked")
public void actionPerformed(ActionEvent e) {
try {
final int[] rows = getSelectedRows();
final int[] columns = getSelectedColumns();
for (int row : rows) {
for (int column : columns) {
final DataFrameCellFormat format = getCellFormat(row, column, true);
format.setAlignment(alignment);
}
}
} catch (Throwable t) {
LOG.log(Level.SEVERE, t.getMessage(), t);
} finally {
model.fireTableDataChanged();
}
}
};
}
/**
* Returns a new action to change the font type
* @return the newly created action
*/
private Action createFontAction() {
return new CustomAction("Font Face", null, null) {
@SuppressWarnings("unchecked")
public void actionPerformed(ActionEvent e) {
try {
final DataFrameTable parent = DataFrameTable.this;
final String msg = "Select that font to apply to selected cells";
final GraphicsEnvironment ge = GraphicsEnvironment.getLocalGraphicsEnvironment();
final String[] fonts = ge.getAvailableFontFamilyNames();
final String fontName = (String) JOptionPane.showInputDialog(parent, msg, "Font", JOptionPane.INFORMATION_MESSAGE, null, fonts, fonts[0]);
if (fontName != null) {
final Font font = new Font(fontName, Font.PLAIN, 11);
final int[] rows = getSelectedRows();
final int[] columns = getSelectedColumns();
for (int row : rows) {
for (int column : columns) {
getCellFormat(row, column, true).setFont(font);
}
}
}
} catch (Throwable t) {
LOG.log(Level.SEVERE, t.getMessage(), t);
} finally {
model.fireTableDataChanged();
}
}
};
}
/**
* Returns a new action to change the font style for selected cells
* @param style the font style
* @return the newly created action
*/
private Action createFontStyleAction(final int style) {
final String name = fontStyleNameMap.get(style);
final Icon icon = fontStyleIconMap.get(style);
final String description = null;
return new CustomAction(name, icon, description) {
@SuppressWarnings("unchecked")
public void actionPerformed(ActionEvent e) {
try {
final int[] rows = getSelectedRows();
final int[] columns = getSelectedColumns();
for (int row : rows) {
for (int column : columns) {
final DataFrameCellFormat cellFormat = getCellFormat(row, column, true);
final Font font = cellFormat.getFont() != null ? cellFormat.getFont() : rightTable.getFont();
cellFormat.setFont(new Font(font.getName(), style, font.getSize()));
}
}
} catch (Throwable t) {
LOG.log(Level.SEVERE, t.getMessage(), t);
} finally {
model.fireTableDataChanged();
}
}
};
}
/**
* Returns a new action to apply a specific date format to selected cells
* @param pattern the date format pattern
* @return the newly created action
*/
private Action createDateFormatAction(final String pattern) {
final Icon icon = getIcon(16, "date.png");
final String name = pattern + " (" + new SimpleDateFormat(pattern).format(new Date()) + ")";
return new CustomAction(name, icon, name) {
@SuppressWarnings("unchecked")
public void actionPerformed(ActionEvent e) {
try {
final int[] rows = getSelectedRows();
final int[] columns = getSelectedColumns();
for (int row : rows) {
for (int column : columns) {
getCellFormat(row, column, true).setDatePattern(pattern);
}
}
} catch (Throwable t) {
LOG.log(Level.SEVERE, t.getMessage(), t);
} finally {
model.fireTableDataChanged();
}
}
};
}
/**
* Creates a new action to apply a specific type of formatting to selected cells
* @param numberType the number type
* @param description the action description
* @return newly created action
*/
private Action createNumberTypeAction(final Integer numberType, String description) {
final Icon icon = formatIconMap.get(numberType);
final String name = formatNameMap.get(numberType);
return new CustomAction(name, icon, description) {
@SuppressWarnings("unchecked")
public void actionPerformed(ActionEvent e) {
try {
final int[] rows = getSelectedRows();
final int[] columns = getSelectedColumns();
for (int row : rows) {
for (int column : columns) {
final DataFrameCellFormat format = getCellFormat(row, column, true);
if (format != null) {
format.setNumberType(numberType);
}
}
}
} catch (Throwable t) {
LOG.log(Level.SEVERE, t.getMessage(), t);
} finally {
model.fireTableDataChanged();
}
}
};
}
/**
* Creates a new action to increase decimal precision
* @return newly created action
*/
private Action createIncreasePrecisionAction() {
final Icon icon = getIcon(16, "add-decimal-place.png");
return new CustomAction("Increase Preicision", icon, "Increases numeric precision of selected cells") {
@SuppressWarnings("unchecked")
public void actionPerformed(ActionEvent e) {
try {
final int[] rows = getSelectedRows();
final int[] columns = getSelectedColumns();
for (int row : rows) {
for (int column : columns) {
getCellFormat(row, column, true).increasePrecision();
}
}
} catch (Throwable t) {
LOG.log(Level.SEVERE, t.getMessage(), t);
} finally {
model.fireTableDataChanged();
}
}
};
}
/**
* Creates a new action to decrease decimal precision
* @return newly created action
*/
private Action createDecreasePrecisionAction() {
final Icon icon = getIcon(16, "delete-decimal-place.png");
return new CustomAction("Decrease Preicision", icon, "Decreases numeric precision of selected cells") {
@SuppressWarnings("unchecked")
public void actionPerformed(ActionEvent e) {
try {
final int[] rows = getSelectedRows();
final int[] columns = getSelectedColumns();
for (int row : rows) {
for (int column : columns) {
getCellFormat(row, column, true).decreasePrecision();
}
}
} catch (Throwable t) {
LOG.log(Level.SEVERE, t.getMessage(), t);
} finally {
model.fireTableDataChanged();
}
}
};
}
/**
* Creates a new action to export data to excel
* @return newly created action
*/
private Action createCsvExportAction() {
final Icon icon = getIcon(16, "excel.png");
return new CustomAction("Export to CSV", icon, "Decreases numeric precision of selected cells") {
public void actionPerformed(ActionEvent e) {
try {
if (decimalCount > 0) {
decimalCount--;
}
} catch (Throwable t) {
LOG.log(Level.SEVERE, t.getMessage(), t);
}
}
};
}
/**
* Creates a new action to best fit columns
* @return newly created action
*/
private Action createBestFitAction() {
final Icon icon = getIcon(16, "table_best_fit.png");
return new CustomAction("Best Fit Columns", icon, "Resizes columns to optimal widths based on content") {
public void actionPerformed(ActionEvent e) {
try {
final TableColumnModel columnModel = rightTable.getColumnModel();
for (int j = 0; j < columnModel.getColumnCount(); ++j) {
int width = -1;
final TableColumn column = columnModel.getColumn(j);
final int modelIndex = column.getModelIndex();
final int columnIndex = rightTable.convertColumnIndexToView(modelIndex);
final TableCellRenderer headerRenderer = rightTable.getTableHeader().getDefaultRenderer();
if (headerRenderer != null) {
final String columnName = rightTable.getColumnName(j);
final Component component = headerRenderer.getTableCellRendererComponent(rightTable, columnName, false, false, 0, columnIndex);
if (component instanceof JComponent) {
final JComponent jcomp = (JComponent) component;
int stringWidth = (int) jcomp.getPreferredSize().getWidth();
stringWidth = stringWidth + jcomp.getInsets().left + jcomp.getInsets().right + 30;
width = (stringWidth > width ? stringWidth : width);
}
}
final TableModel model = rightTable.getModel();
for (int i = 0; i < model.getRowCount(); ++i) {
final Object value = model.getValueAt(i, modelIndex);
final Component component = renderer.getTableCellRendererComponent(rightTable, value, false, false, i, columnIndex);
if (component instanceof JLabel) {
final JLabel label = (JLabel) component;
int stringWidth = (int) label.getPreferredSize().getWidth();
stringWidth = stringWidth + label.getInsets().left + label.getInsets().right + 4;
width = (stringWidth > width ? stringWidth : width);
}
}
if (width > 0) {
column.setPreferredWidth(width);
}
}
} catch (Throwable t) {
LOG.log(Level.SEVERE, t.getMessage(), t);
}
}
};
}
/**
* Creates a new action to change fill color of selected cells
* @return newly created action
*/
private Action createFillColorAction() {
final Icon icon = getIcon(16, "color.png");
return new CustomAction("Fill Color", icon, "Sets the background for selected cells") {
@SuppressWarnings("unchecked")
public void actionPerformed(ActionEvent e) {
try {
final Color color = JColorChooser.showDialog(DataFrameTable.this, "Background", Color.WHITE);
if (color != null) {
final int[] rows = getSelectedRows();
final int[] columns = getSelectedColumns();
for (int row : rows) {
for (int column : columns) {
final DataFrameCellFormat format = getCellFormat(row, column, true);
format.setBackground(color);
}
}
}
} catch (Throwable t) {
LOG.log(Level.SEVERE, t.getMessage(), t);
} finally {
model.fireTableDataChanged();
}
}
};
}
/**
* Creates a new action to change font color of selected cells
* @return newly created action
*/
private Action createFontColorAction() {
final Icon icon = getIcon(16, "edit-color.png");
return new CustomAction("Font Color", icon, "Sets the font color for selected cells") {
@SuppressWarnings("unchecked")
public void actionPerformed(ActionEvent e) {
try {
final Color color = JColorChooser.showDialog(DataFrameTable.this, "Foreground", Color.WHITE);
if (color != null) {
final int[] rows = getSelectedRows();
final int[] columns = getSelectedColumns();
for (int row : rows) {
for (int column : columns) {
final DataFrameCellFormat format = getCellFormat(row, column, true);
format.setForeground(color);
}
}
}
} catch (Throwable t) {
LOG.log(Level.SEVERE, t.getMessage(), t);
} finally {
model.fireTableDataChanged();
}
}
};
}
/**
* Creates a new action to change font color of selected cells
* @return newly created action
*/
private Action createConditionalFontColorAction() {
final Icon icon = getIcon(16, "edit-color.png");
return new CustomAction("Green / Red Font Color", icon, "Sets the font color for selected cells") {
@SuppressWarnings("unchecked")
public void actionPerformed(ActionEvent e) {
try {
final int[] rows = getSelectedRows();
final int[] columns = getSelectedColumns();
for (int row : rows) {
for (int column : columns) {
final Color zero = leftTable.getForeground();
final Color positive = Color.GREEN;
final Color negative = Color.RED;
final DataFrameCellFormat format = getCellFormat(row, column, true);
format.setForeground(DataFrameCellRenderer.createColorProperty(zero, positive, negative));
}
}
} catch (Throwable t) {
LOG.log(Level.SEVERE, t.getMessage(), t);
} finally {
model.fireTableDataChanged();
}
}
};
}
/**
* Creates a new action to clear the formatting on selected cells
* @return newly created action
*/
private Action createClearFormatAction() {
final Icon icon = getIcon(16, "edit-color.png");
return new CustomAction("Clear Formatting", icon, "Removes any formatting applied to the selected cells") {
@SuppressWarnings("unchecked")
public void actionPerformed(ActionEvent e) {
try {
final int[] rows = getSelectedRows();
final int[] columns = getSelectedColumns();
for (int row : rows) {
for (int column : columns) {
final DataFrameCellFormat format = getCellFormat(row, column, false);
if (format != null) {
//format.clear();
}
}
}
} catch (Throwable t) {
LOG.log(Level.SEVERE, t.getMessage(), t);
} finally {
model.fireTableDataChanged();
}
}
};
}
/**
* Called to validate this components actions
*/
private void validateActions() {
this.increasePrecisionAction.setEnabled(true);
this.decreasePrecisionAction.setEnabled(true);
this.exportCsvAction.setEnabled(model.getRowCount() > 0);
}
/**
* Returns the selected row indices in view space
* @return the selected row indices
*/
public int[] getSelectedRows() {
return rightTable.getSelectedRows();
}
/**
* Returns the selected column indices in view space
* @return the selected column indices
*/
public int[] getSelectedColumns() {
final int[] columns1 = leftTable.getSelectedColumns();
final int[] columns2 = rightTable.getSelectedColumns();
final int[] columns = new int[columns1.length + columns2.length];
System.arraycopy(columns1, 0, columns, 0, columns1.length);
for (int i=0; i
