/*
* Copyright 2005 JBoss Inc
*
* 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 org.drools.guvnor.client.ruleeditor;
import java.util.ArrayList;
import java.util.List;
import org.drools.guvnor.client.packages.AssetAttachmentFileWidget;
import org.drools.guvnor.client.rpc.RuleAsset;
import org.drools.guvnor.client.messages.Constants;
import com.gwtext.client.core.EventObject;
import com.gwtext.client.data.ArrayReader;
import com.gwtext.client.data.FieldDef;
import com.gwtext.client.data.MemoryProxy;
import com.gwtext.client.data.Record;
import com.gwtext.client.data.RecordDef;
import com.gwtext.client.data.Store;
import com.gwtext.client.data.StringFieldDef;
import com.gwtext.client.widgets.Button;
import com.gwtext.client.widgets.Panel;
import com.gwtext.client.widgets.Toolbar;
import com.gwtext.client.widgets.ToolbarButton;
import com.gwtext.client.widgets.event.ButtonListenerAdapter;
import com.gwtext.client.widgets.form.TextField;
import com.gwtext.client.widgets.grid.ColumnConfig;
import com.gwtext.client.widgets.grid.ColumnModel;
import com.gwtext.client.widgets.grid.EditorGridPanel;
import com.gwtext.client.widgets.grid.GridEditor;
import com.google.gwt.core.client.GWT;
import com.google.gwt.resources.client.ImageResource;
/**
* Properties (key/value pairs) editor with a file attachment.
*
* @author Anton Arhipov
*/
public class PropertiesWidget extends AssetAttachmentFileWidget
implements
SaveEventListener {
PropertiesHolder properties;
Store store;
private Constants constants = ((Constants) GWT.create( Constants.class ));
public PropertiesWidget(final RuleAsset asset,
final RuleViewer viewer) {
super( asset,
viewer );
if ( asset.content == null ) {
properties = new PropertiesHolder();
} else {
properties = (PropertiesHolder) asset.content;
}
Panel panel = new Panel();
panel.setBorder( false );
panel.setPaddings( 15 );
final RecordDef recordDef = new RecordDef( new FieldDef[]{new StringFieldDef( "key" ), new StringFieldDef( "value" )} //NON-NLS
);
String[][] data = new String[properties.list.size()][];
int dataIndex = 0;
for ( PropertyHolder holder : properties.list ) {
data[dataIndex++] = new String[]{holder.name, holder.value};
}
MemoryProxy proxy = new MemoryProxy( data );
store = new Store( proxy,
new ArrayReader( recordDef ) );
store.load();
ColumnConfig keyCol = new ColumnConfig( "Key?",
"key",
100,
true,
null,
"key" ); //NON-NLS
keyCol.setEditor( new GridEditor( new TextField() ) );
keyCol.setFixed( false );
ColumnConfig valueCol = new ColumnConfig( "Value?",
"value",
100,
true,
null,
"value" ); //NON-NLS
valueCol.setEditor( new GridEditor( new TextField() ) );
valueCol.setFixed( false );
ColumnConfig[] columnConfigs = {keyCol, valueCol};
ColumnModel columnModel = new ColumnModel( columnConfigs );
columnModel.setDefaultSortable( true );
final EditorGridPanel grid = new EditorGridPanel();
Toolbar toolbar = new Toolbar();
ToolbarButton add = new ToolbarButton( constants.Add(),
new ButtonListenerAdapter() {
public void onClick(Button button,
EventObject e) {
addNewField( recordDef,
grid );
}
} );
toolbar.addButton( add );
ToolbarButton clear = new ToolbarButton( constants.Clear(),
new ButtonListenerAdapter() {
public void onClick(Button button,
EventObject e) {
store.removeAll();
addNewField( recordDef,
grid );
}
} );
toolbar.addButton( clear );
grid.setStore( store );
grid.setColumnModel( columnModel );
grid.setWidth( 215 );
grid.setHeight( 300 );
grid.setTitle( constants.Properties() );
grid.setFrame( true );
grid.setClicksToEdit( 2 );
grid.setTopToolbar( toolbar );
panel.add( grid );
layout.addRow( grid );
}
private void addNewField(RecordDef recordDef,
EditorGridPanel grid) {
Record pair = recordDef.createRecord( new Object[]{"", ""} );
grid.stopEditing();
store.insert( 0,
pair );
grid.startEditing( 0,
0 );
}
public ImageResource getIcon() {
return null; //TODO: set correct icon
}
public String getOverallStyleName() {
return ""; //TODO: set correct style
}
public void onSave() {
final List<PropertyHolder> result = new ArrayList<PropertyHolder>();
Record[] records = store.getRecords();
for ( Record record : records ) {
String key = record.getAsString( "key" ); //NON-NLS
if ( key != null && !"".equals( key ) ) {
result.add( new PropertyHolder( key,
record.getAsString( "value" ) ) );
}
}
properties.list = result;
asset.content = properties;
}
public void onAfterSave() {
}
}