package org.openswing.swing.table.renderers.client;
import java.lang.reflect.*;
import java.util.*;
import java.awt.*;
import javax.swing.*;
import javax.swing.table.*;
import org.openswing.swing.items.client.*;
import org.openswing.swing.message.receive.java.*;
import org.openswing.swing.table.client.*;
import org.openswing.swing.table.columns.client.*;
import org.openswing.swing.util.client.*;
import org.openswing.swing.util.java.*;
/**
* <p>Title: OpenSwing Framework</p>
* <p>Description: Column renderer used to format a ComboVOColumn.</p>
* <p>Copyright: Copyright (C) 2006 Mauro Carniel</p>
*
* <p> This file is part of OpenSwing Framework.
* This library is free software; you can redistribute it and/or
* modify it under the terms of the (LGPL) Lesser General Public
* License as published by the Free Software Foundation;
*
* GNU LESSER GENERAL PUBLIC LICENSE
* Version 2.1, February 1999
*
* This library 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
* Library General Public License for more details.
*
* You should have received a copy of the GNU Library General Public
* License along with this library; if not, write to the Free
* Software Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
*
* The author may be contacted at:
* maurocarniel@tin.it</p>
*
* @author Mauro Carniel
* @version 1.0
*/
public class ComboVOTableCellRenderer extends DefaultTableCellRenderer {
/** grid controller */
private GridController gridController = null;
/** default font */
private Font defaultFont = null;
/** items data source */
private ItemsDataLocator itemsDataLocator = null;
/** items value object */
private ValueObject itemsVO = null;
/** columns associated to lookup grid */
private Column[] colProperties = new Column[0];
/** flag used to set visibility on all columns of lookup grid; default "false" */
private boolean allColumnVisible = false;
/** default preferredWidth for all columns of lookup grid; default 100 pixels */
private int allColumnPreferredWidth = 100;
/** collection of pairs <v.o. attribute name,Method object, related to the attribute getter method> */
private Hashtable getters = new Hashtable();
/** value objects list */
private java.util.List items = null;
/** cell content */
private ItemRenderer rend = new ItemRenderer();
/** attribute name associated to this column */
private String attributeName = null;
/** component left margin, with respect to component container */
private int leftMargin = 0;
/** component right margin, with respect to component container */
private int rightMargin = 0;
/** component top margin, with respect to component container */
private int topMargin = 0;
/** component bottom margin, with respect to component container */
private int bottomMargin = 0;
/** attribute name in the combo-box v.o. that identify the attribute name in the v.o. of the combo-box container; as default value this attribute is null; null means that "attributeName" property will be used to identify the v.o. in the combo-box, i.e. the attribute names in the combo-box v.o. and in the container v.o. must have the same name */
private String foreignKeyAttributeName;
/**
* Constructor.
* @param domain domain linked to the column
* @param gridController grid controller
* @param attributeName attribute name associated to this column
*/
public ComboVOTableCellRenderer(
ItemsDataLocator itemsDataLocator,
String attributeName,
ValueObject itemsVO,
Column[] colProperties,
boolean allColumnVisible,
int allColumnPreferredWidth,
Hashtable getters,
GridController gridController,
int leftMargin,int rightMargin,int topMargin,int bottomMargin,
ComponentOrientation orientation,
String foreignKeyAttributeName
) {
this.itemsDataLocator = itemsDataLocator;
this.attributeName = attributeName;
this.itemsVO = itemsVO;
this.colProperties = colProperties;
this.allColumnVisible = allColumnVisible;
this.allColumnPreferredWidth = allColumnPreferredWidth;
this.getters = getters;
this.gridController = gridController;
this.leftMargin = leftMargin;
this.rightMargin = rightMargin;
this.topMargin = topMargin;
this.bottomMargin = bottomMargin;
this.foreignKeyAttributeName = foreignKeyAttributeName;
rend.setOpaque(true);
setComponentOrientation(orientation);
if (itemsDataLocator!=null && itemsVO!=null) {
Response res = itemsDataLocator.loadData(itemsVO.getClass());
if (!res.isError()) {
items = ((VOListResponse)res).getRows();
}
}
rend.init(getters,colProperties,leftMargin,rightMargin,topMargin,bottomMargin);
}
/**
* Method used to reload items in combo-box.
*/
public final void reloadItems() {
if (itemsDataLocator!=null && itemsVO!=null) {
Response res = itemsDataLocator.loadData(itemsVO.getClass());
if (!res.isError()) {
items = ((VOListResponse)res).getRows();
repaint();
}
}
}
public Component getTableCellRendererComponent(JTable table, Object value,
boolean isSelected, boolean hasFocus, int row, int column) {
if (defaultFont==null)
defaultFont = rend.getFont();
Object obj = null;
Object vo = null;
int i = 0;
try {
if (value!=null)
for (i = 0; i < items.size(); i++) {
obj = ( (Method) getters.get(getFKAttributeName())).invoke(
items.get(i),
new Object[0]
);
if (value!=null && value.equals(obj)) {
vo = items.get(i);
break;
}
else
obj = null;
}
}
catch (Throwable ex) {
obj = null;
}
JPanel c = (JPanel)rend.getListCellRendererComponent(new JList(),vo,i,false,false);
if (hasFocus && table instanceof Grid) {
if (ClientSettings.IGNORE_GRID_SELECTION_FOREGROUND)
c.setForeground(gridController.getForegroundColor(row,table.getModel().getColumnName(table.convertColumnIndexToModel(column)),value));
else
c.setForeground(table.getSelectionForeground());
// rend.setBackground(((Grid)table).getActiveCellBackgroundColor());
// Color selColor = ((Grid)table).getActiveCellBackgroundColor();
Color selColor = null;
try {
selColor = new Color(
Math.min(255,
2 * ( (Grid) table).getActiveCellBackgroundColor().getRed() -
ClientSettings.GRID_CELL_BACKGROUND.getRed()),
Math.min(255,
2 * ( (Grid) table).getActiveCellBackgroundColor().getGreen() -
ClientSettings.GRID_CELL_BACKGROUND.getGreen()),
Math.min(255,
2 * ( (Grid) table).getActiveCellBackgroundColor().getBlue() -
ClientSettings.GRID_CELL_BACKGROUND.getBlue())
);
}
catch (Exception ex1) {
selColor = ( (Grid) table).getActiveCellBackgroundColor();
}
Color backColor = gridController.getBackgroundColor(row,table.getModel().getColumnName(table.convertColumnIndexToModel(column)),value);
c.setBackground(new Color(
(backColor.getRed()+selColor.getRed())/2,
(backColor.getGreen()+selColor.getGreen())/2,
(backColor.getBlue()+selColor.getBlue())/2
));
c.setBorder(BorderFactory.createLineBorder(table.getSelectionForeground()));
} else if (isSelected && !hasFocus) {
if (ClientSettings.IGNORE_GRID_SELECTION_FOREGROUND)
c.setForeground(gridController.getForegroundColor(row,table.getModel().getColumnName(table.convertColumnIndexToModel(column)),value));
else
c.setForeground(table.getSelectionForeground());
Color backColor = gridController.getBackgroundColor(row,table.getModel().getColumnName(table.convertColumnIndexToModel(column)),value);
// Color selColor = table.getSelectionBackground();
Color selColor = null;
try {
selColor = new Color(
Math.min(255,
2 * table.getSelectionBackground().getRed() -
ClientSettings.GRID_CELL_BACKGROUND.getRed()),
Math.min(255,
2 * table.getSelectionBackground().getGreen() -
ClientSettings.GRID_CELL_BACKGROUND.getGreen()),
Math.min(255,
2 * table.getSelectionBackground().getBlue() -
ClientSettings.GRID_CELL_BACKGROUND.getBlue())
);
}
catch (Exception ex1) {
selColor = ( (Grid) table).getSelectionBackground();
}
c.setBackground(new Color(
(backColor.getRed()+selColor.getRed())/2,
(backColor.getGreen()+selColor.getGreen())/2,
(backColor.getBlue()+selColor.getBlue())/2
));
// c.setBackground(table.getSelectionBackground());
c.setBorder(BorderFactory.createEmptyBorder());
} else {
c.setForeground(gridController.getForegroundColor(row,table.getModel().getColumnName(table.convertColumnIndexToModel(column)),value));
c.setBorder(BorderFactory.createEmptyBorder());
if (((Grid)table).getMode()==Consts.READONLY || !((Grid)table).isColorsInReadOnlyMode())
c.setBackground(gridController.getBackgroundColor(row,table.getModel().getColumnName(table.convertColumnIndexToModel(column)),value));
else {
if (table.isCellEditable(row,column))
c.setBackground(ClientSettings.GRID_EDITABLE_CELL_BACKGROUND);
else
c.setBackground(ClientSettings.GRID_NOT_EDITABLE_CELL_BACKGROUND);
}
}
Font f = gridController.getFont(row,table.getModel().getColumnName(table.convertColumnIndexToModel(column)),value,defaultFont);
if (f!=null)
c.setFont(f);
else
c.setFont(defaultFont);
if (table instanceof Grid)
c.setToolTipText(gridController.getCellTooltip(row,((Grid)table).getVOListTableModel().getColumnName(table.convertColumnIndexToModel(column))));
c.setBorder(
BorderFactory.createCompoundBorder(c.getBorder(),BorderFactory.createEmptyBorder(topMargin,leftMargin,bottomMargin,rightMargin))
);
return c;
}
public final void finalize() {
gridController = null;
items = null;
itemsDataLocator = null;
colProperties = null;
rend = null;
}
/**
* @return attribute name in the combo-box v.o. that identify the combo-box item
*/
private String getFKAttributeName() {
return
foreignKeyAttributeName==null || foreignKeyAttributeName.equals("") ?
attributeName :
foreignKeyAttributeName;
}
}