/*
* Copyright (C) 2000-2012 InfoChamp System Corporation
*
* 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 3 of the License, or
* (at your option) any later version.
*
* 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.
*
* You should have received a copy of the GNU General Public License
* along with this program. If not, see <http://www.gnu.org/licenses/>.
*/
package org.gk.ui.client.com.grid.column;
import com.extjs.gxt.ui.client.data.ModelData;
import com.extjs.gxt.ui.client.event.Events;
import com.extjs.gxt.ui.client.event.FieldEvent;
import com.extjs.gxt.ui.client.event.Listener;
import com.extjs.gxt.ui.client.store.ListStore;
import com.extjs.gxt.ui.client.widget.form.CheckBox;
import com.extjs.gxt.ui.client.widget.form.CheckBoxGroup;
import com.extjs.gxt.ui.client.widget.form.Field;
import com.extjs.gxt.ui.client.widget.grid.Grid;
public abstract class gkCheckBoxColumnConfig extends gkCellColumnConfig {
public gkCheckBoxColumnConfig(gkColumnInfo field) {
super(field);
}
@Override
protected Field createField() {
return new CheckBox() {
@Override
public void setFieldLabel(String fieldLabel) {
super.setFieldLabel(fieldLabel);
setHeader(fieldLabel);
}
};
}
@Override
protected Field createColumnCell(final ModelData model,
final String property, ListStore<ModelData> store, int rowIndex,
int colIndex, Grid<ModelData> grid) {
final CheckBox checkBox = (CheckBox) createField();
onField(checkBox);
// 当刷新栏位时运行。从store里取得值。如果没有这段刷新出的栏位将没有值
if (model.get(property) != null) {
String keyValue = model.get(property);
if (checkBox.getData(checkBox.getBoxLabel()).equals(keyValue)) {
checkBox.setValue(true);
} else {
checkBox.setValue(false);
}
} else {
if (checkBox.getValue()) {
model.set(property, checkBox.getData(checkBox.getBoxLabel()));
} else {
model.set(property, "");
}
}
checkBox.addListener(Events.Change, new Listener<FieldEvent>() {
@Override
public void handleEvent(FieldEvent be) {
if (checkBox.getValue()) {
model.set(property,
checkBox.getData(checkBox.getBoxLabel()));
} else {
model.set(property, "");
}
}
});
addListener(checkBox, grid, rowIndex, colIndex, store);
// 用CheckBoxGroup包裹,让ColumnConfig设定所包含居中时自动居中
CheckBoxGroup boxGroup = new CheckBoxGroup();
boxGroup.add(checkBox);
return boxGroup;
}
}