/// <summary>
/// 创建单列
/// </summary>
/// <param name="column"></param>
/// <param name="bindingParameter"></param>
/// <returns></returns>
public static DataGridTemplateColumn CreateTemplateSingleColumn(ColumnItem column, bool bindingParameter)
{
if (column == null)
{
throw new ArgumentNullException("column");
}
if (String.IsNullOrWhiteSpace(column.BindingName))
{
throw new ArgumentNullException("column.BindingName", "末级列的绑定名称不能为 null 或空白字符串。");
}
//创建DataGrid的列
var templateColumn = new DataGridTemplateColumn();
//设置列的宽度
templateColumn.Width = new DataGridLength(column.Width);
//构建模板字符串
var sbStr = new StringBuilder();
//根据模板创建标题
sbStr.AppendLine(CreateDataGridTemplateColumnHeaderContent(String.IsNullOrWhiteSpace(column.ExtendName) ? column.Name : column.ExtendName, -1, -1, -1, -1));
//动态构建标题样式 DataGridTemplateColumn.HeaderStyle
#region DataGridTemplateColumn.HeaderStyle
var headerStyleStr = HeaderStyleString();
headerStyleStr = headerStyleStr.Replace("{#content#}", sbStr.ToString());
templateColumn.HeaderStyle = (Style)XamlReader.Parse(headerStyleStr);
sbStr.Clear();
#endregion
//动态构建绑定DataTemplate DataGridTemplateColumn.CellTemplate
#region DataGridTemplateColumn.CellTemplate
//构建绑定模板
IDataGridDataTemplateFactory templateFactory = ServiceFactory.GetService <IDataGridDataTemplateFactory>();
IDataGridDataTemplateService templateService = templateFactory.GetService(column.Type);
sbStr.AppendLine(templateService.CreateCellXaml(column, bindingParameter, null));
String cellTemplateStr = CellDataTemplateString();
cellTemplateStr = cellTemplateStr.Replace("{#content#}", sbStr.ToString());
templateColumn.CellTemplate = (DataTemplate)XamlReader.Parse(cellTemplateStr);
#endregion
return(templateColumn);
}
/// <summary>
/// 设置单元格绑定
/// </summary>
/// <param name="sbStr"></param>
/// <param name="column"></param>
/// <param name="bindingParameter"></param>
/// <param name="index"></param>
private static void SetCellBinding(StringBuilder sbStr, ColumnItem column, bool bindingParameter, ref int index)
{
if (column.Columns.Count > 0)
{
foreach (var item in column.Columns)
{
SetCellBinding(sbStr, item, bindingParameter, ref index);
}
}
else
{
if (index > 0)
{
sbStr.AppendLine(String.Format("<Rectangle Fill=\"#FFC9CACA\" VerticalAlignment=\"Stretch\" Grid.Column=\"{0}\"/>", index));
index++;
}
//构建指定类型的项绑定
IDataGridDataTemplateFactory templateFactory = ServiceFactory.GetService <IDataGridDataTemplateFactory>();
IDataGridDataTemplateService templateService = templateFactory.GetService(column.Type);
sbStr.AppendLine(templateService.CreateCellXaml(column, bindingParameter, index));
index++;
}
}
