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/*
* This file is part of the Echo Web Application Framework (hereinafter "Echo").
* Copyright (C) 2002-2009 NextApp, Inc.
*
* Version: MPL 1.1/GPL 2.0/LGPL 2.1
*
* The contents of this file are subject to the Mozilla Public License Version
* 1.1 (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.mozilla.org/MPL/
*
* Software distributed under the License is distributed on an "AS IS" basis,
* WITHOUT WARRANTY OF ANY KIND, either express or implied. See the License
* for the specific language governing rights and limitations under the
* License.
*
* Alternatively, the contents of this file may be used under the terms of
* either the GNU General Public License Version 2 or later (the "GPL"), or
* the GNU Lesser General Public License Version 2.1 or later (the "LGPL"),
* in which case the provisions of the GPL or the LGPL are applicable instead
* of those above. If you wish to allow use of your version of this file only
* under the terms of either the GPL or the LGPL, and not to allow others to
* use your version of this file under the terms of the MPL, indicate your
* decision by deleting the provisions above and replace them with the notice
* and other provisions required by the GPL or the LGPL. If you do not delete
* the provisions above, a recipient may use your version of this file under
* the terms of any one of the MPL, the GPL or the LGPL.
*/
package nextapp.echo.app;
import java.beans.PropertyChangeEvent;
import java.beans.PropertyChangeListener;
import java.util.EventListener;
import java.util.HashMap;
import java.util.Map;
import nextapp.echo.app.event.ActionEvent;
import nextapp.echo.app.event.ActionListener;
import nextapp.echo.app.event.ChangeEvent;
import nextapp.echo.app.event.ChangeListener;
import nextapp.echo.app.event.TableColumnModelEvent;
import nextapp.echo.app.event.TableColumnModelListener;
import nextapp.echo.app.event.TableModelEvent;
import nextapp.echo.app.event.TableModelListener;
import nextapp.echo.app.list.DefaultListSelectionModel;
import nextapp.echo.app.list.ListSelectionModel;
import nextapp.echo.app.table.DefaultTableCellRenderer;
import nextapp.echo.app.table.DefaultTableColumnModel;
import nextapp.echo.app.table.DefaultTableModel;
import nextapp.echo.app.table.TableCellRenderer;
import nextapp.echo.app.table.TableColumn;
import nextapp.echo.app.table.TableColumnModel;
import nextapp.echo.app.table.TableModel;
/**
* A component used to display data in a tabular format.
*
* This component may contain child components, but they will be added and removed internally.
* Invoking add()/remove() directly on this component is not allowed.
*
* @see nextapp.echo.app.table
*/
public class Table extends Component {
/** Serial Version UID. */
private static final long serialVersionUID = 20070101L;
/**
* The default renderer for table cells.
*/
public static final TableCellRenderer DEFAULT_TABLE_CELL_RENDERER = new DefaultTableCellRenderer();
public static final String PROPERTY_ACTION_COMMAND = "actionCommand";
public static final String PROPERTY_BORDER = "border";
public static final String PROPERTY_INSETS = "insets";
public static final String PROPERTY_ROLLOVER_BACKGROUND = "rolloverBackground";
public static final String PROPERTY_ROLLOVER_BACKGROUND_IMAGE = "rolloverBackgroundImage";
public static final String PROPERTY_ROLLOVER_ENABLED = "rolloverEnabled";
public static final String PROPERTY_ROLLOVER_FONT = "rolloverFont";
public static final String PROPERTY_ROLLOVER_FOREGROUND = "rolloverForeground";
public static final String PROPERTY_SELECTION_BACKGROUND = "selectionBackground";
public static final String PROPERTY_SELECTION_BACKGROUND_IMAGE = "selectionBackgroundImage";
public static final String PROPERTY_SELECTION_ENABLED = "selectionEnabled";
public static final String PROPERTY_SELECTION_FONT = "selectionFont";
public static final String PROPERTY_SELECTION_FOREGROUND= "selectionForeground";
public static final String PROPERTY_WIDTH = "width";
public static final String INPUT_ACTION = "action";
public static final String ACTION_LISTENERS_CHANGED_PROPERTY = "actionListeners";
public static final String AUTO_CREATE_COLUMNS_FROM_MODEL_CHANGED_PROPERTY = "autoCreateColumnsFromModel";
public static final String COLUMN_MODEL_CHANGED_PROPERTY = "columnModel";
public static final String DEFAULT_HEADER_RENDERER_CHANGED_PROPERTY = "defaultHeaderRenderer";
public static final String DEFAULT_RENDERER_CHANGED_PROPERTY = "defaultRenderer";
public static final String HEADER_VISIBLE_CHANGED_PROPERTY = "headerVisible";
public static final String MODEL_CHANGED_PROPERTY = "model";
public static final String SELECTION_CHANGED_PROPERTY = "selection";
public static final String SELECTION_MODEL_CHANGED_PROPERTY = "selectionModel";
public static final int HEADER_ROW = -1;
private boolean autoCreateColumnsFromModel;
private boolean headerVisible = true;
private TableModel model;
private TableColumnModel columnModel;
private boolean valid;
private Map defaultRendererMap = new HashMap();
private TableCellRenderer defaultHeaderRenderer;
private ListSelectionModel selectionModel;
private boolean suppressChangeNotifications;
private boolean rendering = false;
/**
* Listener to monitor changes to model.
*/
private TableModelListener modelListener = new TableModelListener() {
/** Serial Version UID. */
private static final long serialVersionUID = 20070101L;
/**
* @see nextapp.echo.app.event.TableModelListener#tableChanged(nextapp.echo.app.event.TableModelEvent)
*/
public void tableChanged(TableModelEvent e) {
invalidate();
if ((e == null || e.getType() == TableModelEvent.STRUCTURE_CHANGED) && isAutoCreateColumnsFromModel()) {
createDefaultColumnsFromModel();
}
}
};
/**
* Listener to monitor changes to column model.
*/
private TableColumnModelListener columnModelListener = new TableColumnModelListener() {
/** Serial Version UID. */
private static final long serialVersionUID = 20070101L;
/**
* @see nextapp.echo.app.event.TableColumnModelListener#columnAdded(nextapp.echo.app.event.TableColumnModelEvent)
*/
public void columnAdded(TableColumnModelEvent e) {
invalidate();
}
/**
* @see nextapp.echo.app.event.TableColumnModelListener#columnMoved(nextapp.echo.app.event.TableColumnModelEvent)
*/
public void columnMoved(TableColumnModelEvent e) {
invalidate();
}
/**
* @see nextapp.echo.app.event.TableColumnModelListener#columnRemoved(nextapp.echo.app.event.TableColumnModelEvent)
*/
public void columnRemoved(TableColumnModelEvent e) {
invalidate();
}
};
/**
* Local handler for list selection events.
*/
private ChangeListener changeHandler = new ChangeListener() {
/** Serial Version UID. */
private static final long serialVersionUID = 20070101L;
/**
* @see nextapp.echo.app.event.ChangeListener#stateChanged(nextapp.echo.app.event.ChangeEvent)
*/
public void stateChanged(ChangeEvent e) {
if (!suppressChangeNotifications) {
firePropertyChange(SELECTION_CHANGED_PROPERTY, null, null);
}
}
};
/**
* Creates a new Table with an empty
* DefaultTableModel.
*/
public Table() {
this(new DefaultTableModel());
}
/**
* Creates a new Table with a new
* DefaultTableModel with the specified dimensions.
*
* @param columns the initial column count
* @param rows the initial row count
*/
public Table(int columns, int rows) {
this(new DefaultTableModel(columns, rows));
}
/**
* Creates a Table using the supplied
* TableModel.
*
* @param model the initial model
*/
public Table(TableModel model) {
this(model, null);
}
/**
* Creates a Table with the supplied
* TableModel and the specified TableColumnModel.
*
* @param model the initial model
* @param columnModel the initial column model
*/
public Table(TableModel model, TableColumnModel columnModel) {
super();
if (columnModel == null) {
setColumnModel(new DefaultTableColumnModel());
setAutoCreateColumnsFromModel(true);
} else {
setColumnModel(columnModel);
}
setSelectionModel(new DefaultListSelectionModel());
setModel(model);
addPropertyChangeListener(CHILD_VISIBLE_CHANGED_PROPERTY, new PropertyChangeListener() {
public void propertyChange(PropertyChangeEvent e) {
invalidate();
}
});
}
/**
* Returns the action command which will be provided in
* ActionEvents fired by this
* Table.
*
* @return the action command
*/
public String getActionCommand() {
return (String) get(PROPERTY_ACTION_COMMAND);
}
/**
* @see nextapp.echo.app.Component#add(nextapp.echo.app.Component, int)
*/
public void add(Component c, int n) throws IllegalChildException {
if (!rendering) {
throw new IllegalStateException("Programmatic addition or removal of Table children is prohibited.");
}
super.add(c, n);
}
/**
* Adds an ActionListener to the Table.
* ActionListeners will be invoked when the user
* selects a row.
*
* @param l the ActionListener to add
*/
public void addActionListener(ActionListener l) {
getEventListenerList().addListener(ActionListener.class, l);
// Notification of action listener changes is provided due to
// existence of hasActionListeners() method.
firePropertyChange(ACTION_LISTENERS_CHANGED_PROPERTY, null, l);
}
/**
* Creates a TableColumnModel based on the
* TableModel. This method is invoked automatically when the
* TableModel's structure changes if the
* autoCreateColumnsFromModel flag is set.
*/
public void createDefaultColumnsFromModel() {
if (model != null) {
while (columnModel.getColumnCount() > 0) {
columnModel.removeColumn(columnModel.getColumn(0));
}
int columnCount = model.getColumnCount();
for (int index = 0; index < columnCount; ++index) {
columnModel.addColumn(new TableColumn(index));
}
}
}
/**
* Re-renders changed rows.
*/
protected void doRender() {
try {
rendering = true;
removeAll();
} finally {
rendering = false;
}
int rowCount = model.getRowCount();
int columnCount = columnModel.getColumnCount();
TableColumn[] tableColumns = new TableColumn[columnCount];
TableCellRenderer[] columnRenderers = new TableCellRenderer[columnCount];
for (int columnIndex = 0; columnIndex < columnCount; ++columnIndex) {
tableColumns[columnIndex] = columnModel.getColumn(columnIndex);
TableCellRenderer renderer = tableColumns[columnIndex].getCellRenderer();
if (renderer == null) {
Class columnClass = model.getColumnClass(tableColumns[columnIndex].getModelIndex());
renderer = getDefaultRenderer(columnClass);
if (renderer == null) {
renderer = DEFAULT_TABLE_CELL_RENDERER;
}
}
columnRenderers[columnIndex] = renderer;
}
if (isHeaderVisible()) {
for (int columnIndex = 0; columnIndex < columnCount; ++columnIndex) {
int modelColumnIndex = tableColumns[columnIndex].getModelIndex();
Object headerValue = tableColumns[columnIndex].getHeaderValue();
if (headerValue == null) {
headerValue = model.getColumnName(modelColumnIndex);
}
TableCellRenderer headerRenderer = tableColumns[columnIndex].getHeaderRenderer();
if (headerRenderer == null) {
headerRenderer = defaultHeaderRenderer;
if (headerRenderer == null) {
headerRenderer = DEFAULT_TABLE_CELL_RENDERER;
}
}
Component renderedComponent
= headerRenderer.getTableCellRendererComponent(this, headerValue, modelColumnIndex, HEADER_ROW);
if (renderedComponent == null || !renderedComponent.isVisible()) {
renderedComponent = new Label();
}
try {
rendering = true;
add(renderedComponent);
} finally {
rendering = false;
}
}
}
for (int rowIndex = 0; rowIndex < rowCount; ++rowIndex) {
for (int columnIndex = 0; columnIndex < columnCount; ++columnIndex) {
int modelColumnIndex = tableColumns[columnIndex].getModelIndex();
Object modelValue = model.getValueAt(modelColumnIndex, rowIndex);
Component renderedComponent
= columnRenderers[columnIndex].getTableCellRendererComponent(this, modelValue, modelColumnIndex, rowIndex);
if (renderedComponent == null || !renderedComponent.isVisible()) {
renderedComponent = new Label();
}
try {
rendering = true;
add(renderedComponent);
} finally {
rendering = false;
}
}
}
}
/**
* Fires an action event to all listeners.
*/
private void fireActionEvent() {
if (!hasEventListenerList()) {
return;
}
EventListener[] listeners = getEventListenerList().getListeners(ActionListener.class);
ActionEvent e = null;
for (int i = 0; i < listeners.length; ++i) {
if (e == null) {
e = new ActionEvent(this, (String) getRenderProperty(PROPERTY_ACTION_COMMAND));
}
((ActionListener) listeners[i]).actionPerformed(e);
}
}
/**
* Returns the Border.
*
* @return the border
*/
public Border getBorder() {
return (Border) get(PROPERTY_BORDER);
}
/**
* Returns the TableColumnModel describing this table's
* columns.
*
* @return the column model
*/
public TableColumnModel getColumnModel() {
return columnModel;
}
/**
* Returns the default TableCellRenderer used to render
* header cells. The default header renderer will be used in the event
* that a TableColumn does not provide a specific header
* renderer.
*
* @return the TableCellRenderer
*/
public TableCellRenderer getDefaultHeaderRenderer() {
return defaultHeaderRenderer;
}
/**
* Returns the default TableCellRenderer for the specified
* column class. The default renderer will be used in the event that
* a TableColumn does not provide a specific renderer.
*
* @param columnClass the column Class
* @return the TableCellRenderer
*/
public TableCellRenderer getDefaultRenderer(Class columnClass) {
return (TableCellRenderer) defaultRendererMap.get(columnClass);
}
/**
* Returns the default cell insets.
*
* @return the default cell insets
*/
public Insets getInsets() {
return (Insets) get(PROPERTY_INSETS);
}
/**
* Returns the TableModel being visualized by this
* Table.
*
* @return the model
*/
public TableModel getModel() {
return model;
}
/**
* Return the rollover background color displayed when the mouse is within
* the bounds of a row.
*
* @return the color
*/
public Color getRolloverBackground() {
return (Color) get(PROPERTY_ROLLOVER_BACKGROUND);
}
/**
* Return the rollover background image displayed when the mouse is within
* the bounds of a row.
*
* @return the background image
*/
public FillImage getRolloverBackgroundImage() {
return (FillImage) get(PROPERTY_ROLLOVER_BACKGROUND_IMAGE);
}
/**
* Return the rollover font displayed when the mouse is within
* the bounds of a row.
*
* @return the font
*/
public Font getRolloverFont() {
return (Font) get(PROPERTY_ROLLOVER_FONT);
}
/**
* Return the rollover foreground color displayed when the mouse is within
* the bounds of a row.
*
* @return the color
*/
public Color getRolloverForeground() {
return (Color) get(PROPERTY_ROLLOVER_FOREGROUND);
}
/**
* Returns the row selection background color.
*
* @return the background color
*/
public Color getSelectionBackground() {
return (Color) get(PROPERTY_SELECTION_BACKGROUND);
}
/**
* Returns the row selection background image.
*
* @return the background image
*/
public FillImage getSelectionBackgroundImage() {
return (FillImage) get(PROPERTY_SELECTION_BACKGROUND_IMAGE);
}
/**
* Returns the row selection font.
*
* @return the font
*/
public Font getSelectionFont() {
return (Font) get(PROPERTY_SELECTION_FONT);
}
/**
* Returns the row selection foreground color.
*
* @return the foreground color
*/
public Color getSelectionForeground() {
return (Color) get(PROPERTY_SELECTION_FOREGROUND);
}
/**
* Returns the row selection model.
*
* @return the selection model
*/
public ListSelectionModel getSelectionModel() {
return selectionModel;
}
/**
* Returns the overall width of the grid.
* This property supports Extents with
* fixed or percentile units.
*
* @return the width
*/
public Extent getWidth() {
return (Extent) get(PROPERTY_WIDTH);
}
/**
* Determines the any ActionListeners are registered.
*
* @return true if any action listeners are registered
*/
public boolean hasActionListeners() {
return getEventListenerList().getListenerCount(ActionListener.class) != 0;
}
/**
* Marks the table as needing to be re-rendered.
*/
protected void invalidate() {
valid = false;
}
/**
* Determines whether the TableColumnModel will be created
* automatically from the TableModel. If this flag is set,
* changes to the TableModel will automatically cause the
* TableColumnModel to be re-created. This flag is true
* by default unless a TableColumnModel is specified in the
* constructor.
*
* @return true if the TableColumnModel will be created
* automatically from the TableModel
*/
public boolean isAutoCreateColumnsFromModel() {
return autoCreateColumnsFromModel;
}
/**
* Determines if the table header is visible.
*
* @return the header visibility state
*/
public boolean isHeaderVisible() {
return headerVisible;
}
/**
* Determines if rollover effects are enabled.
*
* @return true if rollover effects are enabled
* @see #setRolloverEnabled(boolean)
*/
public boolean isRolloverEnabled() {
Boolean value = (Boolean) get(PROPERTY_ROLLOVER_ENABLED);
return value == null ? false : value.booleanValue();
}
/**
* Determines if selection is enabled.
*
* @return true if selection is enabled
*/
public boolean isSelectionEnabled() {
Boolean value = (Boolean) get(PROPERTY_SELECTION_ENABLED);
return value == null ? false : value.booleanValue();
}
/**
* @see nextapp.echo.app.Component#processInput(java.lang.String, java.lang.Object)
*/
public void processInput(String inputName, Object inputValue) {
super.processInput(inputName, inputValue);
if (inputName.equals(SELECTION_CHANGED_PROPERTY)) {
setSelectedIndices((int[]) inputValue);
} else if (INPUT_ACTION.equals(inputName)) {
fireActionEvent();
}
}
/**
* @see nextapp.echo.app.Component#remove(nextapp.echo.app.Component)
*/
public void remove(Component c) {
if (!rendering) {
throw new IllegalStateException("Programmatic addition or removal of Table children is prohibited.");
}
super.remove(c);
}
/**
* Removes an ActionListener from the Table.
* ActionListeners will be invoked when the user
* selects a row.
*
* @param l the ActionListener to remove
*/
public void removeActionListener(ActionListener l) {
if (!hasEventListenerList()) {
return;
}
getEventListenerList().removeListener(ActionListener.class, l);
// Notification of action listener changes is provided due to
// existence of hasActionListeners() method.
firePropertyChange(ACTION_LISTENERS_CHANGED_PROPERTY, l, null);
}
/**
* Sets the action command which will be provided in
* ActionEvents fired by this
* Table.
*
* @param newValue the new action command
*/
public void setActionCommand(String newValue) {
set(PROPERTY_ACTION_COMMAND, newValue);
}
/**
* Sets whether the TableColumnModel will be created
* automatically from the TableModel.
*
* @param newValue true if the TableColumnModel should be
* created automatically from the TableModel
* @see #isAutoCreateColumnsFromModel()
*/
public void setAutoCreateColumnsFromModel(boolean newValue) {
boolean oldValue = autoCreateColumnsFromModel;
autoCreateColumnsFromModel = newValue;
if (!oldValue && newValue) {
createDefaultColumnsFromModel();
}
firePropertyChange(AUTO_CREATE_COLUMNS_FROM_MODEL_CHANGED_PROPERTY,
Boolean.valueOf(oldValue), Boolean.valueOf(newValue));
}
/**
* Sets the Border.
*
* @param newValue the new border
*/
public void setBorder(Border newValue) {
set(PROPERTY_BORDER, newValue);
}
/**
* Sets the TableColumnModel describing this table's
* columns.
*
* @param newValue the new column model
*/
public void setColumnModel(TableColumnModel newValue) {
invalidate();
if (newValue == null) {
throw new IllegalArgumentException("The model may not be null.");
}
TableColumnModel oldValue = columnModel;
if (oldValue != null) {
oldValue.removeColumnModelListener(columnModelListener);
}
columnModel = newValue;
newValue.addColumnModelListener(columnModelListener);
firePropertyChange(COLUMN_MODEL_CHANGED_PROPERTY, oldValue, newValue);
}
/**
* Sets the default TableCellRenderer used to render
* header cells. The default header renderer will be used in the event
* that a TableColumn does not provide a specific header
* renderer.
*
* @param newValue the TableCellRenderer
*/
public void setDefaultHeaderRenderer(TableCellRenderer newValue) {
invalidate();
TableCellRenderer oldValue = defaultHeaderRenderer;
defaultHeaderRenderer = newValue;
firePropertyChange(DEFAULT_HEADER_RENDERER_CHANGED_PROPERTY, oldValue, newValue);
}
/**
* Sets the default TableCellRenderer for the specified
* column class. The default renderer will be used in the event that
* a TableColumn does not provide a specific renderer.
*
* @param columnClass the column Class
* @param newValue the TableCellRenderer
*/
public void setDefaultRenderer(Class columnClass, TableCellRenderer newValue) {
invalidate();
if (newValue == null) {
defaultRendererMap.remove(columnClass);
} else {
defaultRendererMap.put(columnClass, newValue);
}
firePropertyChange(DEFAULT_RENDERER_CHANGED_PROPERTY, null, null);
}
/**
* Sets the visibility state of the table header.
*
* @param newValue true if the header should be displayed
*/
public void setHeaderVisible(boolean newValue) {
invalidate();
boolean oldValue = headerVisible;
headerVisible = newValue;
firePropertyChange(HEADER_VISIBLE_CHANGED_PROPERTY, Boolean.valueOf(oldValue), Boolean.valueOf(newValue));
}
/**
* Sets the default cell insets.
*
* @param newValue the new default cell insets
*/
public void setInsets(Insets newValue) {
set(PROPERTY_INSETS, newValue);
}
/**
* Sets the TableModel being visualized.
*
* @param newValue the new model (may not be null)
*/
public void setModel(TableModel newValue) {
invalidate();
if (newValue == null) {
throw new IllegalArgumentException("The model may not be null.");
}
TableModel oldValue = model;
if (oldValue != null) {
oldValue.removeTableModelListener(modelListener);
}
model = newValue;
newValue.addTableModelListener(modelListener);
if (isAutoCreateColumnsFromModel()) {
createDefaultColumnsFromModel();
}
firePropertyChange(MODEL_CHANGED_PROPERTY, oldValue, newValue);
}
/**
* Sets the rollover background color displayed when the mouse is within
* the bounds of a row.
*
* @param newValue the new Color
*/
public void setRolloverBackground(Color newValue) {
set(PROPERTY_ROLLOVER_BACKGROUND, newValue);
}
/**
* Sets the rollover background image displayed when the mouse is within
* the bounds of a row.
*
* @param newValue the new background image
*/
public void setRolloverBackgroundImage(FillImage newValue) {
set(PROPERTY_ROLLOVER_BACKGROUND_IMAGE, newValue);
}
/**
* Sets whether rollover effects are enabled when the mouse cursor is
* within the bounds of a row. Rollover properties have no effect unless
* this property is set to true. The default value is false.
*
* @param newValue true if rollover effects should be enabled
*/
public void setRolloverEnabled(boolean newValue) {
set(PROPERTY_ROLLOVER_ENABLED, new Boolean(newValue));
}
/**
* Sets the rollover font displayed when the mouse is within
* the bounds of a row.
*
* @param newValue the new Font
*/
public void setRolloverFont(Font newValue) {
set(PROPERTY_ROLLOVER_FONT, newValue);
}
/**
* Sets the rollover foreground color displayed when the mouse is within
* the bounds of a row.
*
* @param newValue the new Color
*/
public void setRolloverForeground(Color newValue) {
set(PROPERTY_ROLLOVER_FOREGROUND, newValue);
}
/**
* Selects only the specified row indices.
*
* @param selectedIndices the indices to select
*/
private void setSelectedIndices(int[] selectedIndices) {
// Temporarily suppress the Tables selection event notifier.
suppressChangeNotifications = true;
ListSelectionModel selectionModel = getSelectionModel();
selectionModel.clearSelection();
for (int i = 0; i < selectedIndices.length; ++i) {
selectionModel.setSelectedIndex(selectedIndices[i], true);
}
// End temporary suppression.
suppressChangeNotifications = false;
firePropertyChange(SELECTION_CHANGED_PROPERTY, null, selectedIndices);
}
/**
* Sets the row selection background color.
*
* @param newValue the new background color
*/
public void setSelectionBackground(Color newValue) {
set(PROPERTY_SELECTION_BACKGROUND, newValue);
}
/**
* Sets the row selection background image.
*
* @param newValue the new background image
*/
public void setSelectionBackgroundImage(FillImage newValue) {
set(PROPERTY_SELECTION_BACKGROUND_IMAGE, newValue);
}
/**
* Sets whether selection is enabled.
*
* @param newValue true to enable selection
*/
public void setSelectionEnabled(boolean newValue) {
set(PROPERTY_SELECTION_ENABLED, Boolean.valueOf(newValue));
}
/**
* Sets the row selection foreground color.
*
* @param newValue the new foreground color
*/
public void setSelectionForeground(Color newValue) {
set(PROPERTY_SELECTION_FOREGROUND, newValue);
}
/**
* Sets the row selection font.
*
* @param newValue the new font
*/
public void setSelectionFont(Font newValue) {
set(PROPERTY_SELECTION_FONT, newValue);
}
/**
* Sets the row selection model.
* The selection model may not be null.
*
* @param newValue the new selection model
*/
public void setSelectionModel(ListSelectionModel newValue) {
if (newValue == null) {
throw new IllegalArgumentException("Selection model may not be null.");
}
ListSelectionModel oldValue = selectionModel;
if (oldValue != null) {
oldValue.removeChangeListener(changeHandler);
}
newValue.addChangeListener(changeHandler);
selectionModel = newValue;
firePropertyChange(SELECTION_MODEL_CHANGED_PROPERTY, oldValue, newValue);
}
/**
* Sets the overall width of the grid.
* This property supports Extents with
* fixed or percentile units.
*
* @param newValue the new width
*/
public void setWidth(Extent newValue) {
set(PROPERTY_WIDTH, newValue);
}
/**
* @see nextapp.echo.app.Component#validate()
*/
public void validate() {
super.validate();
while (!valid) {
valid = true;
doRender();
}
}
}
