Hello.
When I expand the icon for a set of standards, leave the results expanded, and then do a second standard search for a different standard the results are already partially expanded which are supposed to be not expanded as noted in attached pictures.
in code-hind
/// <summary>
/// Handler for the Search Button
/// </summary>
protected void SearchHandler(object sender, CriteriaController criteriaController)
{
if (radTreeResults.Visible)
{
if (DtGrid == null) DoSearch();
//DataView dv = new DataView(DtGrid, "ParentID is null", "", DataViewRowState.CurrentRows);
//radTreeResults.DataSource = dv;
radTreeResults.DataSource = DtGrid;
radTreeResults.DataBind();
}
else
radTreeResults.Visible = true;
}
protected void TreeListDataSourceNeeded(object sender, EventArgs e)
{
if (DtGrid == null) DoSearch();
radTreeResults.DataSource = DtGrid;
}
protected void radTreeResults_ItemDataBound(object sender, TreeListItemDataBoundEventArgs e)
{
if (e.Item is TreeListDataItem)
{
TreeListDataItem item = e.Item as TreeListDataItem;
item.FindControl("lnkExpandAll").Visible = item.CanExpand;
item.FindControl("lnkCollapseAll").Visible = item.CanExpand;
if (item.Expanded)
{
item.FindControl("lnkCollapseAll").Visible = item.Expanded;
item.FindControl("lnkExpandAll").Visible = false;
}
}
}
protected void radTreeResults_ItemCommand(object sender, TreeListCommandEventArgs e)
{
if (e.CommandName == RadTreeList.ExpandCollapseCommandName)
{
if ((e.Item as TreeListDataItem).HierarchyIndex.NestedLevel == 0 && e.CommandArgument.ToString() == "ExpandAll")
{
e.Canceled = true;
if (!(e.Item as TreeListDataItem).Expanded)
{
radTreeResults.ExpandItemToLevel((e.Item as TreeListDataItem), 10);
}
else
{
radTreeResults.CollapseAllItems();
}
}
}
}
in .aspx
<telerik:RadTreeList ID="radTreeResults" runat="server" ParentDataKeyNames="ParentID" Visible="False"
DataKeyNames="StandardID" Skin="Office2010Silver" Width="100%" Height="100%"
AutoGenerateColumns="False" OnNeedDataSource="TreeListDataSourceNeeded"
OnItemCommand="radTreeResults_ItemCommand" OnItemDataBound="radTreeResults_ItemDataBound" ShowTreeLines="false">
<ClientSettings Scrolling-AllowScroll="true" Scrolling-UseStaticHeaders="true">
<Resizing ResizeMode="AllowScroll" AllowColumnResize="true" EnableRealTimeResize="true" />
<Scrolling AllowScroll="true" UseStaticHeaders="true" SaveScrollPosition="true" ScrollHeight="560px" />
<ClientEvents OnTreeListCreated="TreeListCreated" />
</ClientSettings>
<Columns>
<telerik:TreeListSelectColumn HeaderStyle-Width="40px" UniqueName="SelectColumn">
</telerik:TreeListSelectColumn>
<telerik:TreeListTemplateColumn HeaderStyle-Width="120px" DataField="NameDisplayText"
UniqueName="NameDisplayText" HeaderText="Name" >
<ItemTemplate>
<asp:LinkButton ID="lnkExpandAll" runat="server" CommandName="ExpandCollapse"
CommandArgument="ExpandAll" Text="+" Visible="true"></asp:LinkButton>
<asp:LinkButton ID="lnkCollapseAll" runat="server" CommandName="ExpandCollapse"
CommandArgument="CollapseAll" Text="-" Visible="false"></asp:LinkButton>
<asp:HyperLink ID="lnkStandardName" runat="server" Target="_blank" NavigateUrl='<%#"~/Record/StandardsPage.aspx?xID=" + Eval("EncryptedID") %>'
Visible="True" Style="color: Blue;" StandardID='<%# Eval("EncryptedID") %>' StandardName='<%# Eval("StandardName") %>' ><%# Eval("NameDisplayText")%></asp:HyperLink>
</ItemTemplate>
</telerik:TreeListTemplateColumn>
<telerik:TreeListBoundColumn HeaderStyle-Width="300px" DataField="StandardText" UniqueName="StandardText"
HeaderText="Text" />
<telerik:TreeListBoundColumn HeaderStyle-Width="45px" DataField="Grade" UniqueName="Grade"
HeaderText="Grade" />
<telerik:TreeListBoundColumn HeaderStyle-Width="100px" DataField="Subject" UniqueName="Subject"
HeaderText="Subject" />
<telerik:TreeListBoundColumn HeaderStyle-Width="100px" DataField="Course" UniqueName="Course"
HeaderText="Course" />
<telerik:TreeListBoundColumn HeaderStyle-Width="100px" DataField="Level" UniqueName="Level"
HeaderText="Level" />
<telerik:TreeListBoundColumn HeaderStyle-Width="50px" DataField="ItemCount" UniqueName="ItemCount"
HeaderText="Items" />
<telerik:TreeListBoundColumn HeaderStyle-Width="75px" DataField="ResourceCount" UniqueName="ResourceCount"
HeaderText="Resources" />
</Columns>
</telerik:RadTreeList>
When I expand the icon for a set of standards, leave the results expanded, and then do a second standard search for a different standard the results are already partially expanded which are supposed to be not expanded as noted in attached pictures.
in code-hind
/// <summary>
/// Handler for the Search Button
/// </summary>
protected void SearchHandler(object sender, CriteriaController criteriaController)
{
if (radTreeResults.Visible)
{
if (DtGrid == null) DoSearch();
//DataView dv = new DataView(DtGrid, "ParentID is null", "", DataViewRowState.CurrentRows);
//radTreeResults.DataSource = dv;
radTreeResults.DataSource = DtGrid;
radTreeResults.DataBind();
}
else
radTreeResults.Visible = true;
}
protected void TreeListDataSourceNeeded(object sender, EventArgs e)
{
if (DtGrid == null) DoSearch();
radTreeResults.DataSource = DtGrid;
}
protected void radTreeResults_ItemDataBound(object sender, TreeListItemDataBoundEventArgs e)
{
if (e.Item is TreeListDataItem)
{
TreeListDataItem item = e.Item as TreeListDataItem;
item.FindControl("lnkExpandAll").Visible = item.CanExpand;
item.FindControl("lnkCollapseAll").Visible = item.CanExpand;
if (item.Expanded)
{
item.FindControl("lnkCollapseAll").Visible = item.Expanded;
item.FindControl("lnkExpandAll").Visible = false;
}
}
}
protected void radTreeResults_ItemCommand(object sender, TreeListCommandEventArgs e)
{
if (e.CommandName == RadTreeList.ExpandCollapseCommandName)
{
if ((e.Item as TreeListDataItem).HierarchyIndex.NestedLevel == 0 && e.CommandArgument.ToString() == "ExpandAll")
{
e.Canceled = true;
if (!(e.Item as TreeListDataItem).Expanded)
{
radTreeResults.ExpandItemToLevel((e.Item as TreeListDataItem), 10);
}
else
{
radTreeResults.CollapseAllItems();
}
}
}
}
in .aspx
<telerik:RadTreeList ID="radTreeResults" runat="server" ParentDataKeyNames="ParentID" Visible="False"
DataKeyNames="StandardID" Skin="Office2010Silver" Width="100%" Height="100%"
AutoGenerateColumns="False" OnNeedDataSource="TreeListDataSourceNeeded"
OnItemCommand="radTreeResults_ItemCommand" OnItemDataBound="radTreeResults_ItemDataBound" ShowTreeLines="false">
<ClientSettings Scrolling-AllowScroll="true" Scrolling-UseStaticHeaders="true">
<Resizing ResizeMode="AllowScroll" AllowColumnResize="true" EnableRealTimeResize="true" />
<Scrolling AllowScroll="true" UseStaticHeaders="true" SaveScrollPosition="true" ScrollHeight="560px" />
<ClientEvents OnTreeListCreated="TreeListCreated" />
</ClientSettings>
<Columns>
<telerik:TreeListSelectColumn HeaderStyle-Width="40px" UniqueName="SelectColumn">
</telerik:TreeListSelectColumn>
<telerik:TreeListTemplateColumn HeaderStyle-Width="120px" DataField="NameDisplayText"
UniqueName="NameDisplayText" HeaderText="Name" >
<ItemTemplate>
<asp:LinkButton ID="lnkExpandAll" runat="server" CommandName="ExpandCollapse"
CommandArgument="ExpandAll" Text="+" Visible="true"></asp:LinkButton>
<asp:LinkButton ID="lnkCollapseAll" runat="server" CommandName="ExpandCollapse"
CommandArgument="CollapseAll" Text="-" Visible="false"></asp:LinkButton>
<asp:HyperLink ID="lnkStandardName" runat="server" Target="_blank" NavigateUrl='<%#"~/Record/StandardsPage.aspx?xID=" + Eval("EncryptedID") %>'
Visible="True" Style="color: Blue;" StandardID='<%# Eval("EncryptedID") %>' StandardName='<%# Eval("StandardName") %>' ><%# Eval("NameDisplayText")%></asp:HyperLink>
</ItemTemplate>
</telerik:TreeListTemplateColumn>
<telerik:TreeListBoundColumn HeaderStyle-Width="300px" DataField="StandardText" UniqueName="StandardText"
HeaderText="Text" />
<telerik:TreeListBoundColumn HeaderStyle-Width="45px" DataField="Grade" UniqueName="Grade"
HeaderText="Grade" />
<telerik:TreeListBoundColumn HeaderStyle-Width="100px" DataField="Subject" UniqueName="Subject"
HeaderText="Subject" />
<telerik:TreeListBoundColumn HeaderStyle-Width="100px" DataField="Course" UniqueName="Course"
HeaderText="Course" />
<telerik:TreeListBoundColumn HeaderStyle-Width="100px" DataField="Level" UniqueName="Level"
HeaderText="Level" />
<telerik:TreeListBoundColumn HeaderStyle-Width="50px" DataField="ItemCount" UniqueName="ItemCount"
HeaderText="Items" />
<telerik:TreeListBoundColumn HeaderStyle-Width="75px" DataField="ResourceCount" UniqueName="ResourceCount"
HeaderText="Resources" />
</Columns>
</telerik:RadTreeList>