/*
* Copyright 2011 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.decisiontable.widget;
import java.util.ArrayList;
import java.util.List;
import org.drools.guvnor.client.decisiontable.widget.events.InsertDecisionTableColumnEvent;
import org.drools.guvnor.client.decisiontable.widget.events.InsertInternalDecisionTableColumnEvent;
import org.drools.guvnor.client.decisiontable.widget.events.SetGuidedDecisionTableModelEvent;
import org.drools.guvnor.client.decisiontable.widget.events.SetInternalDecisionTableModelEvent;
import org.drools.guvnor.client.widgets.drools.decoratedgrid.AbstractDecoratedGridHeaderWidget;
import org.drools.guvnor.client.widgets.drools.decoratedgrid.AbstractDecoratedGridSidebarWidget;
import org.drools.guvnor.client.widgets.drools.decoratedgrid.AbstractDecoratedGridWidget;
import org.drools.guvnor.client.widgets.drools.decoratedgrid.AbstractMergableGridWidget;
import org.drools.guvnor.client.widgets.drools.decoratedgrid.CellValue;
import org.drools.guvnor.client.widgets.drools.decoratedgrid.DynamicColumn;
import org.drools.guvnor.client.widgets.drools.decoratedgrid.ResourcesProvider;
import org.drools.guvnor.client.widgets.drools.decoratedgrid.data.DynamicData;
import org.drools.guvnor.client.widgets.drools.decoratedgrid.events.DeleteColumnEvent;
import org.drools.guvnor.client.widgets.drools.decoratedgrid.events.InsertColumnEvent;
import org.drools.guvnor.client.widgets.drools.decoratedgrid.events.SetModelEvent;
import org.drools.ide.common.client.modeldriven.dt52.ActionCol52;
import org.drools.ide.common.client.modeldriven.dt52.AnalysisCol52;
import org.drools.ide.common.client.modeldriven.dt52.AttributeCol52;
import org.drools.ide.common.client.modeldriven.dt52.BRLActionColumn;
import org.drools.ide.common.client.modeldriven.dt52.BRLActionVariableColumn;
import org.drools.ide.common.client.modeldriven.dt52.BRLConditionColumn;
import org.drools.ide.common.client.modeldriven.dt52.BRLConditionVariableColumn;
import org.drools.ide.common.client.modeldriven.dt52.BaseColumn;
import org.drools.ide.common.client.modeldriven.dt52.CompositeColumn;
import org.drools.ide.common.client.modeldriven.dt52.ConditionCol52;
import org.drools.ide.common.client.modeldriven.dt52.DTCellValue52;
import org.drools.ide.common.client.modeldriven.dt52.GuidedDecisionTable52;
import org.drools.ide.common.client.modeldriven.dt52.LimitedEntryBRLActionColumn;
import org.drools.ide.common.client.modeldriven.dt52.LimitedEntryBRLConditionColumn;
import org.drools.ide.common.client.modeldriven.dt52.MetadataCol52;
import org.drools.ide.common.client.modeldriven.dt52.Pattern52;
import com.google.gwt.core.client.Scheduler;
import com.google.gwt.event.shared.EventBus;
import com.google.gwt.user.client.Command;
import com.google.gwt.user.client.ui.Panel;
/**
* A Decorated Grid for Decision Tables
*/
public abstract class AbstractDecoratedDecisionTableGridWidget extends AbstractDecoratedGridWidget<GuidedDecisionTable52, BaseColumn, DTCellValue52>
implements
DeleteColumnEvent.Handler,
InsertColumnEvent.Handler<BaseColumn, DTCellValue52> {
//Factories to create new data elements
protected final DecisionTableCellFactory cellFactory;
protected final DecisionTableCellValueFactory cellValueFactory;
public AbstractDecoratedDecisionTableGridWidget(ResourcesProvider<BaseColumn> resources,
DecisionTableCellFactory cellFactory,
DecisionTableCellValueFactory cellValueFactory,
EventBus eventBus,
Panel mainPanel,
Panel bodyPanel,
AbstractMergableGridWidget<GuidedDecisionTable52, BaseColumn> gridWidget,
AbstractDecoratedGridHeaderWidget<GuidedDecisionTable52, BaseColumn> headerWidget,
AbstractDecoratedGridSidebarWidget<GuidedDecisionTable52, BaseColumn> sidebarWidget) {
super( resources,
eventBus,
mainPanel,
bodyPanel,
gridWidget,
headerWidget,
sidebarWidget );
if ( cellFactory == null ) {
throw new IllegalArgumentException( "cellFactory cannot be null" );
}
if ( cellValueFactory == null ) {
throw new IllegalArgumentException( "cellValueFactory cannot be null" );
}
this.cellFactory = cellFactory;
this.cellValueFactory = cellValueFactory;
//Wire-up event handlers
eventBus.addHandler( SetGuidedDecisionTableModelEvent.TYPE,
this );
eventBus.addHandler( InsertDecisionTableColumnEvent.TYPE,
this );
eventBus.addHandler( DeleteColumnEvent.TYPE,
this );
}
public void onSetModel(SetModelEvent<GuidedDecisionTable52> event) {
DynamicData data = new DynamicData();
GuidedDecisionTable52 model = event.getModel();
List<DynamicColumn<BaseColumn>> columns = new ArrayList<DynamicColumn<BaseColumn>>();
setupInternalModel( model,
columns,
data );
//Raise event setting data and columns for UI components
SetInternalDecisionTableModelEvent sime = new SetInternalDecisionTableModelEvent( model,
data,
columns );
eventBus.fireEvent( sime );
}
private void setupInternalModel(GuidedDecisionTable52 model,
List<DynamicColumn<BaseColumn>> columns,
DynamicData data) {
int colIndex = 0;
int columnWidth = 0;
int defaultColumnWidth = 100;
// Dummy rows because the underlying DecoratedGridWidget expects there
// to be enough rows to receive the columns data
for ( int iRow = 0; iRow < model.getData().size(); iRow++ ) {
data.addRow();
}
// Static columns, Row#
BaseColumn rowNumberCol = model.getRowNumberCol();
DynamicColumn<BaseColumn> rowNumberColumn = new DynamicColumn<BaseColumn>( rowNumberCol,
cellFactory.getCell( rowNumberCol ),
colIndex,
true,
false,
eventBus );
rowNumberColumn.setWidth( 24 );
columns.add( rowNumberColumn );
data.addColumn( colIndex,
makeRowNumberColumnData( model,
rowNumberCol,
colIndex++ ),
true );
// Static columns, Description
BaseColumn descriptionCol = model.getDescriptionCol();
DynamicColumn<BaseColumn> descriptionColumn = new DynamicColumn<BaseColumn>( descriptionCol,
cellFactory.getCell( descriptionCol ),
colIndex,
eventBus );
columnWidth = descriptionCol.getWidth();
descriptionColumn.setWidth( columnWidth <= 0 ? defaultColumnWidth : columnWidth );
columns.add( descriptionColumn );
data.addColumn( colIndex,
makeColumnData( model,
descriptionCol,
colIndex++ ),
true );
// Initialise CellTable's Metadata columns
for ( MetadataCol52 col : model.getMetadataCols() ) {
DynamicColumn<BaseColumn> column = new DynamicColumn<BaseColumn>( col,
cellFactory.getCell( col ),
colIndex,
eventBus );
columnWidth = col.getWidth();
col.setWidth( columnWidth <= 0 ? defaultColumnWidth : columnWidth );
column.setVisible( !col.isHideColumn() );
columns.add( column );
data.addColumn( colIndex,
makeColumnData( model,
col,
colIndex++ ),
column.isVisible() );
}
// Initialise CellTable's Attribute columns
for ( AttributeCol52 col : model.getAttributeCols() ) {
DynamicColumn<BaseColumn> column = new DynamicColumn<BaseColumn>( col,
cellFactory.getCell( col ),
colIndex,
eventBus );
columnWidth = col.getWidth();
column.setWidth( columnWidth <= 0 ? defaultColumnWidth : columnWidth );
column.setVisible( !col.isHideColumn() );
column.setSystemControlled( col.isUseRowNumber() );
column.setSortable( !col.isUseRowNumber() );
columns.add( column );
data.addColumn( colIndex,
makeColumnData( model,
col,
colIndex++ ),
column.isVisible() );
}
// Initialise CellTable's Condition columns
for ( CompositeColumn< ? > cc : model.getConditions() ) {
if ( cc instanceof LimitedEntryBRLConditionColumn ) {
LimitedEntryBRLConditionColumn brl = (LimitedEntryBRLConditionColumn) cc;
DynamicColumn<BaseColumn> column = new DynamicColumn<BaseColumn>( brl,
cellFactory.getCell( brl ),
colIndex,
eventBus );
columnWidth = brl.getWidth();
column.setWidth( columnWidth <= 0 ? defaultColumnWidth : columnWidth );
column.setVisible( !brl.isHideColumn() );
columns.add( column );
data.addColumn( colIndex,
makeColumnData( model,
brl,
colIndex++ ),
column.isVisible() );
} else if ( cc instanceof BRLConditionColumn ) {
BRLConditionColumn brl = (BRLConditionColumn) cc;
for ( BRLConditionVariableColumn variable : brl.getChildColumns() ) {
DynamicColumn<BaseColumn> column = new DynamicColumn<BaseColumn>( variable,
cellFactory.getCell( variable ),
colIndex,
eventBus );
columnWidth = variable.getWidth();
column.setWidth( columnWidth <= 0 ? defaultColumnWidth : columnWidth );
column.setVisible( !variable.isHideColumn() );
columns.add( column );
data.addColumn( colIndex,
makeColumnData( model,
variable,
colIndex++ ),
column.isVisible() );
}
} else if ( cc instanceof Pattern52 ) {
Pattern52 p = (Pattern52) cc;
for ( ConditionCol52 col : p.getChildColumns() ) {
DynamicColumn<BaseColumn> column = new DynamicColumn<BaseColumn>( col,
cellFactory.getCell( col ),
colIndex,
eventBus );
columnWidth = col.getWidth();
column.setWidth( columnWidth <= 0 ? defaultColumnWidth : columnWidth );
column.setVisible( !col.isHideColumn() );
columns.add( column );
data.addColumn( colIndex,
makeColumnData( model,
col,
colIndex++ ),
column.isVisible() );
}
}
}
// Initialise CellTable's Action columns
for ( ActionCol52 col : model.getActionCols() ) {
if ( col instanceof LimitedEntryBRLActionColumn ) {
LimitedEntryBRLActionColumn brl = (LimitedEntryBRLActionColumn) col;
DynamicColumn<BaseColumn> column = new DynamicColumn<BaseColumn>( brl,
cellFactory.getCell( brl ),
colIndex,
eventBus );
columnWidth = brl.getWidth();
column.setWidth( columnWidth <= 0 ? defaultColumnWidth : columnWidth );
column.setVisible( !brl.isHideColumn() );
columns.add( column );
data.addColumn( colIndex,
makeColumnData( model,
brl,
colIndex++ ),
column.isVisible() );
} else if ( col instanceof BRLActionColumn ) {
BRLActionColumn brl = (BRLActionColumn) col;
for ( BRLActionVariableColumn variable : brl.getChildColumns() ) {
DynamicColumn<BaseColumn> column = new DynamicColumn<BaseColumn>( variable,
cellFactory.getCell( variable ),
colIndex,
eventBus );
columnWidth = variable.getWidth();
column.setWidth( columnWidth <= 0 ? defaultColumnWidth : columnWidth );
column.setVisible( !variable.isHideColumn() );
columns.add( column );
data.addColumn( colIndex,
makeColumnData( model,
variable,
colIndex++ ),
column.isVisible() );
}
} else {
DynamicColumn<BaseColumn> column = new DynamicColumn<BaseColumn>( col,
cellFactory.getCell( col ),
colIndex,
eventBus );
columnWidth = col.getWidth();
column.setWidth( columnWidth <= 0 ? defaultColumnWidth : columnWidth );
column.setVisible( !col.isHideColumn() );
columns.add( column );
data.addColumn( colIndex,
makeColumnData( model,
col,
colIndex++ ),
column.isVisible() );
}
}
AnalysisCol52 analysisCol = model.getAnalysisCol();
DynamicColumn<BaseColumn> analysisColumn = new DynamicColumn<BaseColumn>( analysisCol,
cellFactory.getCell( analysisCol ),
colIndex,
true,
false,
eventBus );
analysisColumn.setVisible( !analysisCol.isHideColumn() );
analysisColumn.setWidth( 200 );
columns.add( analysisColumn );
data.addColumn( colIndex,
makeAnalysisColumnData( model,
analysisCol,
colIndex++ ),
analysisColumn.isVisible() );
}
// Make a column of data representing the Row Number column for insertion into a DecoratedGridWidget
// We don't rely upon the values in the existing data as legacy tables co't guarantee it is sorted
private List<CellValue< ? extends Comparable< ? >>> makeRowNumberColumnData(GuidedDecisionTable52 model,
BaseColumn column,
int colIndex) {
int dataSize = model.getData().size();
List<CellValue< ? extends Comparable< ? >>> columnData = new ArrayList<CellValue< ? extends Comparable< ? >>>( dataSize );
for ( int iRow = 0; iRow < dataSize; iRow++ ) {
DTCellValue52 dcv = new DTCellValue52();
dcv.setNumericValue( iRow + 1 );
CellValue< ? extends Comparable< ? >> cv = cellValueFactory.convertModelCellValue( column,
dcv );
columnData.add( cv );
}
return columnData;
}
// Make a column of data for insertion into a DecoratedGridWidget
private List<CellValue< ? extends Comparable< ? >>> makeColumnData(GuidedDecisionTable52 model,
BaseColumn column,
int colIndex) {
int dataSize = model.getData().size();
List<CellValue< ? extends Comparable< ? >>> columnData = new ArrayList<CellValue< ? extends Comparable< ? >>>( dataSize );
for ( int iRow = 0; iRow < dataSize; iRow++ ) {
List<DTCellValue52> row = model.getData().get( iRow );
DTCellValue52 dcv = row.get( colIndex );
CellValue< ? extends Comparable< ? >> cv = cellValueFactory.convertModelCellValue( column,
dcv );
columnData.add( cv );
}
return columnData;
}
// Make a column of data representing the Analysis column for insertion into a DecoratedGridWidget
private List<CellValue< ? extends Comparable< ? >>> makeAnalysisColumnData(GuidedDecisionTable52 model,
AnalysisCol52 column,
int colIndex) {
model.initAnalysisColumn();
int dataSize = model.getAnalysisData().size();
List<CellValue< ? extends Comparable< ? >>> columnData = new ArrayList<CellValue< ? extends Comparable< ? >>>( dataSize );
for ( int iRow = 0; iRow < dataSize; iRow++ ) {
CellValue< ? extends Comparable< ? >> cv = cellValueFactory.makeNewAnalysisCellValue();
columnData.add( cv );
}
return columnData;
}
public void onInsertColumn(InsertColumnEvent<BaseColumn, DTCellValue52> event) {
List<DynamicColumn<BaseColumn>> columns = new ArrayList<DynamicColumn<BaseColumn>>();
List<List<CellValue< ? extends Comparable< ? >>>> columnsData = new ArrayList<List<CellValue< ? extends Comparable< ? >>>>();
List<BaseColumn> allColumns = event.getColumns();
List<List<DTCellValue52>> allColumnsData = event.getColumnsData();
for ( int iCol = 0; iCol < event.getColumns().size(); iCol++ ) {
final BaseColumn column = allColumns.get( iCol );
final List<DTCellValue52> columnData = allColumnsData.get( iCol );
DynamicColumn<BaseColumn> dc = new DynamicColumn<BaseColumn>( column,
cellFactory.getCell( column ),
eventBus );
dc.setVisible( !column.isHideColumn() );
List<CellValue< ? extends Comparable< ? >>> dcd = cellValueFactory.convertColumnData( column,
columnData );
columns.add( dc );
columnsData.add( dcd );
}
//Raise event setting data and columns for UI components
InsertInternalDecisionTableColumnEvent ice = new InsertInternalDecisionTableColumnEvent( columns,
columnsData,
event.getIndex(),
event.redraw() );
eventBus.fireEvent( ice );
//Assert dimensions once column has been added
if ( event.redraw() ) {
Scheduler.get().scheduleDeferred( new Command() {
public void execute() {
assertDimensions();
}
} );
}
}
public void onDeleteColumn(DeleteColumnEvent event) {
if ( event.redraw() ) {
Scheduler.get().scheduleDeferred( new Command() {
public void execute() {
assertDimensions();
}
} );
}
}
}