/// <summary>
/// According to the ckeck state of the master checkbox selects or deselects the items down in the hierarchy
/// </summary>
/// <param name="tableView"></param>
/// <param name="shouldCheck"></param>
protected void CheckItemsInTableView(GridTableView tableView, bool shouldCheck)
{
int currentPageSize = tableView.PageSize;
int currentPageIndex = tableView.CurrentPageIndex;
//Resizing the table view in order to increase the performance
tableView.PageSize = int.MaxValue;
tableView.Rebind();
foreach (GridDataItem detailItem in tableView.Items)
{
detailItem.Selected = shouldCheck;
(detailItem[CheckBoxTemplateColumnUniqueName].FindControl(CheckBoxId) as CheckBox).Checked = shouldCheck;
GridTableView ownerTableView = detailItem.OwnerTableView;
//Generates a unique identifier for the data item. This is done in order to distinguish every data item in the grid
string dataKeyValue = GenerateUniqueIdentifier(detailItem);
//Select or deselect the items in the current TableView
this.SetCollectionValue(TableViews[ownerTableView.Name], dataKeyValue, shouldCheck);
detailItem.Expanded = true;
//If there is next level of hierarchy exist select or deselectes the items in it
if (detailItem.ChildItem != null)
{
CheckItemsInTableView(detailItem.ChildItem.NestedTableViews[0], shouldCheck);
}
}
tableView.PageSize = currentPageSize;
tableView.CurrentPageIndex = currentPageIndex;
tableView.Rebind();
}
protected void RadGrid1_SortCommand(object sender, Telerik.Web.UI.GridSortCommandEventArgs e)
{
GridTableView tableView = e.Item.OwnerTableView;
e.Canceled = true;
GridSortExpression expression = new GridSortExpression();
expression.FieldName = "Customer";
if (tableView.SortExpressions.Count == 0 || tableView.SortExpressions[0].FieldName != "Customer")
{
expression.SortOrder = GridSortOrder.Descending;
}
else if (tableView.SortExpressions[0].SortOrder == GridSortOrder.Descending)
{
expression.SortOrder = GridSortOrder.Ascending;
}
else if (tableView.SortExpressions[0].SortOrder == GridSortOrder.Ascending)
{
expression.SortOrder = GridSortOrder.None;
}
tableView.SortExpressions.AddSortExpression(expression);
tableView.Rebind();
LoadDataForRadGrid1();
RadGrid1.DataBind();
}
/// <summary>
/// Checking if all the items in the GridTableView are checked in order to determine whether to check the master item
/// </summary>
/// <param name="nestedTableView"></param>
/// <returns></returns>
protected bool ShouldCheckMasterItem(GridTableView nestedTableView)
{
bool isChecked = true;
int currentPageSize = nestedTableView.PageSize;
int currentPageIndex = nestedTableView.CurrentPageIndex;
//Resizing the table view in order to increase the performance
nestedTableView.PageSize = int.MaxValue;
nestedTableView.Rebind();
foreach (GridDataItem detailItem in nestedTableView.Items)
{
string currentDataItem = GenerateUniqueIdentifier(detailItem);
if (!TableViews[nestedTableView.Name].Contains(currentDataItem))
{
isChecked = false;
break;
}
}
nestedTableView.PageSize = currentPageSize;
nestedTableView.CurrentPageIndex = currentPageIndex;
nestedTableView.Rebind();
return(isChecked);
}
/// <summary>
/// Checking if all the items in the GridTableView are checked in order to determine whether to check the master item
/// </summary>
/// <param name="nestedTableView"></param>
/// <returns></returns>
protected bool ShouldCheckMasterItem(GridTableView nestedTableView)
{
bool isChecked = true;
int currentPageSize = nestedTableView.PageSize;
int currentPageIndex = nestedTableView.CurrentPageIndex;
//Resizing the table view in order to increase the performance
nestedTableView.PageSize = int.MaxValue;
nestedTableView.Rebind();
foreach (GridDataItem detailItem in nestedTableView.Items)
{
string currentDataItem = GenerateUniqueIdentifier(detailItem);
if (!TableViews[nestedTableView.Name].Contains(currentDataItem))
{
isChecked = false;
break;
}
}
nestedTableView.PageSize = currentPageSize;
nestedTableView.CurrentPageIndex = currentPageIndex;
nestedTableView.Rebind();
return isChecked;
}
/// <summary>
/// According to the ckeck state of the master checkbox selects or deselects the items down in the hierarchy
/// </summary>
/// <param name="tableView"></param>
/// <param name="shouldCheck"></param>
protected void CheckItemsInTableView(GridTableView tableView, bool shouldCheck)
{
int currentPageSize = tableView.PageSize;
int currentPageIndex = tableView.CurrentPageIndex;
//Resizing the table view in order to increase the performance
tableView.PageSize = int.MaxValue;
tableView.Rebind();
foreach (GridDataItem detailItem in tableView.Items)
{
detailItem.Selected = shouldCheck;
(detailItem[CheckBoxTemplateColumnUniqueName].FindControl(CheckBoxId) as CheckBox).Checked = shouldCheck;
GridTableView ownerTableView = detailItem.OwnerTableView;
//Generates a unique identifier for the data item. This is done in order to distinguish every data item in the grid
string dataKeyValue = GenerateUniqueIdentifier(detailItem);
//Select or deselect the items in the current TableView
this.SetCollectionValue(TableViews[ownerTableView.Name], dataKeyValue, shouldCheck);
detailItem.Expanded = true;
//If there is next level of hierarchy exist select or deselectes the items in it
if (detailItem.ChildItem != null)
{
CheckItemsInTableView(detailItem.ChildItem.NestedTableViews[0], shouldCheck);
}
}
tableView.PageSize = currentPageSize;
tableView.CurrentPageIndex = currentPageIndex;
tableView.Rebind();
}