/*
* File : CategoryItem.java
* Created : 01 feb. 2004
* By : TuxPaper
*
* Copyright (C) 2004, 2005, 2006 Aelitis SAS, All rights Reserved
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation; either version 2 of the License.
*
* This program 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 General Public License for more details ( see the LICENSE file ).
*
* You should have received a copy of the GNU General Public License
* along with this program; if not, write to the Free Software
* Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
*
* AELITIS, SAS au capital de 46,603.30 euros,
* 8 Allee Lenotre, La Grille Royale, 78600 Le Mesnil le Roi, France.
*/
package com.aelitis.azureus.ui.swt.columns;
import org.eclipse.swt.graphics.Rectangle;
import org.gudy.azureus2.ui.swt.plugins.UISWTGraphic;
import org.gudy.azureus2.ui.swt.pluginsimpl.UISWTGraphicImpl;
import org.gudy.azureus2.plugins.ui.tables.TableCell;
import org.gudy.azureus2.plugins.ui.tables.TableCellMouseEvent;
import org.gudy.azureus2.plugins.ui.tables.TableCellMouseListener;
import org.gudy.azureus2.plugins.ui.tables.TableCellRefreshListener;
import org.gudy.azureus2.plugins.ui.tables.TableColumn;
import org.gudy.azureus2.plugins.ui.tables.TableColumnExtraInfoListener;
import org.gudy.azureus2.plugins.ui.tables.TableColumnInfo;
import com.aelitis.azureus.ui.common.table.TableCellCore;
import com.aelitis.azureus.ui.swt.imageloader.ImageLoader;
public abstract class
ColumnCheckBox
implements TableCellRefreshListener, TableColumnExtraInfoListener, TableCellMouseListener
{
private static final UISWTGraphic tick_icon;
private static final UISWTGraphic cross_icon;
static {
tick_icon = new UISWTGraphicImpl(ImageLoader.getInstance().getImage("check_yes"));
cross_icon = new UISWTGraphicImpl(ImageLoader.getInstance().getImage("check_no"));
}
public void
fillTableColumnInfo(
TableColumnInfo info)
{
info.addCategories(new String[] {
TableColumn.CAT_ESSENTIAL,
});
info.setProficiency(TableColumnInfo.PROFICIENCY_BEGINNER);
}
public
ColumnCheckBox(
TableColumn column,
int width )
{
column.setWidth(width);
column.setType( TableColumn.TYPE_GRAPHIC );
column.addListeners(this);
}
public
ColumnCheckBox(
TableColumn column )
{
this(column, 40);
}
protected abstract Boolean
getCheckBoxState(
Object datasource );
protected abstract void
setCheckBoxState(
Object datasource,
boolean set );
public void
cellMouseTrigger(
TableCellMouseEvent event )
{
if ( event.eventType == TableCellMouseEvent.EVENT_MOUSEUP ){
TableCell cell = event.cell;
int event_x = event.x;
int event_y = event.y;
int cell_width = cell.getWidth();
int cell_height = cell.getHeight();
Rectangle icon_bounds = tick_icon.getImage().getBounds();
int x_pad = ( cell_width - icon_bounds.width ) / 2;
int y_pad = ( cell_height - icon_bounds.height ) / 2;
if ( event_x >= x_pad && event_x <= cell_width - x_pad &&
event_y >= y_pad && event_y <= cell_height - y_pad ){
Object datasource = cell.getDataSource();
Boolean state = getCheckBoxState( datasource );
if ( state != null ){
setCheckBoxState( datasource, !state );
cell.invalidate();
if ( cell instanceof TableCellCore ){
((TableCellCore)cell).refresh( true );
}
}
}
}
}
public void
refresh(
TableCell cell )
{
Object dataSource = cell.getDataSource();
Boolean state = getCheckBoxState( dataSource);
long sortVal = 0;
UISWTGraphic icon = null;
if ( state != null ){
if ( state ){
sortVal = 2;
icon = tick_icon;
}else{
sortVal = 1;
icon = cross_icon;
}
}
sortVal = adjustSortVal(dataSource, sortVal);
if (!cell.setSortValue(sortVal) && cell.isValid()) {
return;
}
if (!cell.isShown()) {
return;
}
if ( cell.getGraphic() != icon ){
cell.setGraphic( icon );
}
}
public long adjustSortVal(Object ds, long sortVal) {
return sortVal;
}
}