// Find the right-most index for a Condition column
private int findConditionColumnIndex(ConditionCol col) {
int index = 0;
boolean bMatched = false;
List<DynamicColumn<DTColumnConfig>> columns = widget.getGridWidget().getColumns();
for (int iCol = 0; iCol < columns.size(); iCol++) {
DynamicColumn<DTColumnConfig> column = columns.get(iCol);
DTColumnConfig modelColumn = column.getModelColumn();
if (modelColumn instanceof RowNumberCol) {
index = iCol;
} else if (modelColumn instanceof DescriptionCol) {
index = iCol;
} else if (modelColumn instanceof MetadataCol) {
index = iCol;
} else if (modelColumn instanceof AttributeCol) {
index = iCol;
} else if (modelColumn instanceof ConditionCol) {
if (isEquivalentConditionColumn((ConditionCol) modelColumn, col)) {
index = iCol;
bMatched = true;
} else if (!bMatched) {
index = iCol;
}
}
}
return index;
}
public void updateSystemControlledColumnValues() {
final DynamicData data = widget.getGridWidget().getData();
final List<DynamicColumn<DTColumnConfig>> columns = widget.getGridWidget().getColumns();
for (DynamicColumn<DTColumnConfig> col : columns) {
DTColumnConfig modelColumn = col.getModelColumn();
if (modelColumn instanceof RowNumberCol) {
updateRowNumberColumnValues(data, col.getColumnIndex());
} else if (modelColumn instanceof AttributeCol) {
// Update Salience values
AttributeCol attrCol = (AttributeCol) modelColumn;
if (attrCol.getAttribute().equals(RuleAttributeWidget.SALIENCE_ATTR)) {
if (attrCol.isUseRowNumber()) {
updateSalienceColumnValues(data, col.getColumnIndex(), attrCol.isReverseOrder());
}
// Ensure Salience cells are rendered with the correct Cell
col.setCell(cellFactory.getCell(attrCol));
col.setSystemControlled(attrCol.isUseRowNumber());
col.setSortable(!attrCol.isUseRowNumber());
}
}
}
}
// Retrieves the DynamicColumn relating to the Model column or null if it
// cannot be found
private DynamicColumn<DTColumnConfig> getDynamicColumn(DTColumnConfig modelCol) {
DynamicColumn<DTColumnConfig> column = null;
List<DynamicColumn<DTColumnConfig>> columns = widget.getGridWidget().getColumns();
for (DynamicColumn<DTColumnConfig> dc : columns) {
if (dc.getModelColumn().equals(modelCol)) {
column = dc;
break;
}
}
return column;
}
// Find the right-most index for a Metadata column
private int findMetadataColumnIndex() {
int index = 0;
List<DynamicColumn<DTColumnConfig>> columns = widget.getGridWidget().getColumns();
for (int iCol = 0; iCol < columns.size(); iCol++) {
DynamicColumn<DTColumnConfig> column = columns.get(iCol);
DTColumnConfig modelColumn = column.getModelColumn();
if (modelColumn instanceof RowNumberCol) {
index = iCol;
} else if (modelColumn instanceof DescriptionCol) {
index = iCol;
} else if (modelColumn instanceof MetadataCol) {
index = iCol;
}
}
return index;
}
/**
* Update the Decision Table model with the columns contained in the grid. The Decision Table
* controls indexing of new columns to preserve grouping of column types. If the order of columns
* is important to client-code this can be called to ensure columns within the model are
* synchronised with the Decision Table.
*/
public void scrapeColumns() {
// Clear existing definition
model.getMetadataCols().clear();
model.getAttributeCols().clear();
model.getConditionCols().clear();
model.getActionCols().clear();
RowNumberCol rnCol = null;
DescriptionCol descCol = null;
// Extract column information
for (DynamicColumn<DTColumnConfig> column : widget.getGridWidget().getColumns()) {
DTColumnConfig modelCol = column.getModelColumn();
if (modelCol instanceof RowNumberCol) {
rnCol = (RowNumberCol) modelCol;
model.setRowNumberCol(rnCol);
} else if (modelCol instanceof DescriptionCol) {
descCol = (DescriptionCol) modelCol;
model.setDescriptionCol(descCol);
} else if (modelCol instanceof MetadataCol) {
MetadataCol tc = (MetadataCol) modelCol;
model.getMetadataCols().add(tc);
} else if (modelCol instanceof AttributeCol) {
AttributeCol tc = (AttributeCol) modelCol;
model.getAttributeCols().add(tc);
} else if (modelCol instanceof ConditionCol) {
ConditionCol tc = (ConditionCol) modelCol;
model.getConditionCols().add(tc);
} else if (modelCol instanceof ActionCol) {
ActionCol tc = (ActionCol) modelCol;
model.getActionCols().add(tc);
}
modelCol.setWidth(column.getWidth());
modelCol.setHideColumn(!column.isVisible());
}
}
/**
* Check whether the given Cell can accept "otherwise" values
*
* @param cell
* @return true if the Cell can accept "otherwise" values
*/
protected boolean canAcceptOtherwiseValues(CellValue<?> cell) {
Coordinate c = cell.getCoordinate();
MergableGridWidget<DTColumnConfig> grid = widget.getGridWidget();
DynamicColumn<DTColumnConfig> column = grid.getColumns().get(c.getCol());
return canAcceptOtherwiseValues(column.getModelColumn());
}