public static RuleColumn FromDataColumn(DataColumn column)
{
RuleColumn rcolumn = new RuleColumn(column.ColumnName);
rcolumn.Label = column.Caption;
rcolumn.DataType = DataTypes.ToDataType(column.DataType);
return(rcolumn);
}
private object GetDefaultValue(DataRow row, RuleColumn rc)
{
if (OnDefaultValueEvent != null)
{
return(OnDefaultValueEvent(row, rc));
}
else
{
return(null);
}
}
public RuleColumns GetRuleColumns()
{
if (mRuleColumns == null)
{
mRuleColumns = new RuleColumns();
DataTable table = GetFieldRule();
foreach (DataRow row in table.Rows)
{
mRuleColumns.Add(RuleColumn.FromDataRow(row));
}
}
return(mRuleColumns);
}
private object GetDefaultValue(DataRow row, RuleColumn rc)
{
if (rc.HasDefValue)
{
object value = mSysDefaultValue.GetDefaultValue(rc);
if (value == null && OnDefaultValueEvent != null)
{
value = OnDefaultValueEvent(row, rc);
}
return(value);
}
return(null);
}
public RuleColumn Remove(int index)
{
if (index >= 0 && index < m_column_names.Count)
{
string name = m_column_names[index];
if (name != null)
{
RuleColumn rc = m_columns[name];
m_column_names.RemoveAt(index);
m_columns.Remove(name);
return(rc);
}
}
return(null);
}
public RuleColumn Remove(String name)
{
if (name != null && !name.Equals(""))
{
String code = name.ToUpper();
if (m_column_names.Remove(code))
{
RuleColumn rc = m_columns[code];
m_columns.Remove(code);
return(rc);
}
else
{
return(null);
}
}
else
{
throw new Exception("列名不能为空！");
}
}
public RuleColumn clone()
{
RuleColumn column = new RuleColumn(m_columnName);
column.TableName = this.TableName;
column.Label = this.Label;
column.Order = this.Order;
column.EditIndex = this.EditIndex;
column.DataType = this.DataType;
column.Size = this.Size;
column.Width = this.Width;
column.Scale = this.Scale;
column.Precision = this.Precision;
column.FieldName = this.FieldName;
column.Nullable = this.Nullable;
column.RWOpt = this.RWOpt;
column.CtrlOpt = this.CtrlOpt;
column.VisionOpt = this.VisionOpt;
column.WhereOpt = this.WhereOpt;
column.ReadOnly = this.ReadOnly;
column.Visible = this.Visible;
column.IsSerializable = this.IsSerializable;
column.DefaultValue = this.DefaultValue;
column.MapInfo = this.MapInfo;
column.Mask = this.Mask;
column.Ime = this.Ime;
column.DisplayFormat = this.DisplayFormat;
column.EditFormat = this.EditFormat;
column.Hint = this.Hint;
column.CanInsert = this.CanInsert;
column.CanUpdate = this.CanUpdate;
column.CanDelete = this.CanDelete;
column.Constraints = this.Constraints;
column.ErrorMessage = this.ErrorMessage;
column.RefFieldName = this.RefFieldName;
column.AnalogyFieldName = this.AnalogyFieldName;
column.IsDynamicRef = this.IsDynamicRef;
return(column);
}
public static RuleColumn FromDataRow(DataRow row)
{
RuleRow rrow = new RuleRow(row);
RuleColumn rcolumn = new RuleColumn(rrow.GetStrField("f_name"));
rcolumn.Label = rrow.GetStrField("f_label");
rcolumn.Hint = rrow.GetStrField("f_hint");
rcolumn.Order = rrow.GetIntField("f_order");
rcolumn.EditIndex = rrow.GetIntField("f_edit_index");
rcolumn.DataType = DataTypes.ToDataType(rrow.GetStrField("f_type"));
rcolumn.Size = rrow.GetIntField("f_size");
rcolumn.Precision = rrow.GetIntField("f_precision");
rcolumn.Scale = rrow.GetIntField("f_scale");
rcolumn.Width = rrow.GetIntField("f_width");
rcolumn.TableName = rrow.GetStrField("f_table_name");
rcolumn.FieldName = rrow.GetStrField("f_field_name");
rcolumn.CanInsert = rrow.GetBoolField("f_insert");
rcolumn.CanUpdate = rrow.GetBoolField("f_update");
rcolumn.CanDelete = rrow.GetBoolField("f_delete");
rcolumn.Nullable = rrow.GetIntField("f_nullable");
rcolumn.VisionOpt = rrow.GetStrField("f_vision_opt");
rcolumn.WhereOpt = rrow.GetStrField("f_where_opt");
rcolumn.CtrlOpt = rrow.GetIntField("f_ctrl_opt");
rcolumn.RWOpt = rrow.GetStrField("f_rw_opt");
rcolumn.Mask = rrow.GetStrField("f_mask");
rcolumn.Ime = rrow.GetStrField("f_ime");
rcolumn.DisplayFormat = rrow.GetStrField("f_disp_format");
rcolumn.EditFormat = rrow.GetStrField("f_edit_format");
rcolumn.Constraints = rrow.GetStrField("f_check_info");
rcolumn.ErrorMessage = rrow.GetStrField("f_check_msg");
rcolumn.DefaultValue = rrow.GetStrField("f_def_value");
rcolumn.MapInfo = rrow.GetStrField("f_map_info");
return(rcolumn);
}
public int Add(RuleColumn column)
{
String code = column.ColumnCode;
if (!Exist(code))
{
m_columns.Add(code, column);
m_column_names.Add(code);
//if(column.getTableName().Equals(""))
// column.setTableName(m_tablename);
//if (this.isEnableDefault()) {
// initRefField(column, false);
// initAnalogyField(column, false);
//}
return(m_column_names.IndexOf(code));
}
else
{
throw new Exception(code + " 列名重复，无法增加列！");
}
}
public void OnColumnChanged(object sender, DataColumnChangeEventArgs e)
{
if (TableUtil.InConstraint(e.Row.Table))
{
RuleColumn column = TableUtil.GetRuleColumn(e.Column);
if (column != null && column.HasConstraints)
{
string message = "";
if (!DataUtil.CheckConstraints(e.Row[column.ColumnName], column, ref message))
{
if (message != null && !message.Equals(""))
{
throw new RuleColumnConstraintException(this, e.Row, column, message);
}
//SendRuleExceptionEvent(sender, new RuleColumnConstraintException(this, e.Row, column, message));
else
{
throw new RuleColumnConstraintException(this, e.Row, column);
}
//SendRuleExceptionEvent(sender, new RuleColumnConstraintException(this, e.Row, column));
}
}
}
}
