Spread Windows Forms 10.0 Product Documentation
GetChildVisible Method
Example 


Child view to show
Gets whether to show the child view on this sheet when the parent row is expanded.
Syntax
'Declaration
 
Public Function GetChildVisible( _
   ByVal child As SheetView _
) As Boolean
'Usage
 
Dim instance As SheetView
Dim child As SheetView
Dim value As Boolean
 
value = instance.GetChildVisible(child)
public bool GetChildVisible( 
   SheetView child
)

Parameters

child
Child view to show

Return Value

Boolean: true if the child sheet is displayed; false otherwise
Remarks
If this method returns true and the parent row of the child view is expanded, the child view is displayed; otherwise, the child view is not displayed.
Example
This example illustrates the use of this member by returning whether the child view is visible.
DataSet ds = new System.Data.DataSet();
DataTable name; 
DataTable city; 
DialogResult dlg;
name = ds.Tables.Add("Customers"); 
name.Columns.AddRange(new DataColumn[] {new DataColumn("LastName", typeof(string)), new DataColumn("FirstName", typeof(string)),
new DataColumn("ID", typeof(Int32))}); 
name.Rows.Add(new object[] {"Fielding", "William", 0}); 
name.Rows.Add(new object[] {"Williams", "Arthur", 1}); 
name.Rows.Add(new object[] {"Zuchini", "Theodore", 2}); 
city = ds.Tables.Add("City/State"); 
city.Columns.AddRange(new DataColumn[] {new DataColumn("City", typeof(string)), new DataColumn("Owner", typeof(Int32)), new
DataColumn("State", typeof(string))}); 
city.Rows.Add(new object[] {"Atlanta", 0, "Georgia"}); 
city.Rows.Add(new object[] {"Boston", 1, "Mass."}); 
city.Rows.Add(new object[] {"Tampa", 2, "Fla."}); 
ds.Relations.Add("City/State", name.Columns["ID"], city.Columns["Owner"]);
fpSpread1.ActiveSheet.DataSource = ds;  
fpSpread1.ActiveSheet.DataMember = "Customers";
fpSpread1.ActiveSheet.SetColumnWidth(2, 150);
fpSpread1.ActiveSheet.ExpandRow(0, true);
dlg = MessageBox.Show("Do you want to see if the child is visible?", "GetChildVisible", MessageBoxButtons.YesNo);
if (dlg == DialogResult.Yes)
{
    bool b;
    FarPoint.Win.Spread.SheetView sv;
    sv = fpSpread1.ActiveSheet.GetChildView(1, 0);
    b = fpSpread1.ActiveSheet.GetChildVisible(sv);
    label1.Text = b.ToString();
}
Dim ds As New System.Data.DataSet()
Dim name As DataTable
Dim city As DataTable
Dim dlg As DialogResult
name = ds.Tables.Add("Customers")
name.Columns.AddRange(New DataColumn() {New DataColumn("LastName", Type.GetType("System.String")), New DataColumn("FirstName",
Type.GetType("System.String")), New DataColumn("ID", Type.GetType("System.Int32"))})
name.Rows.Add(New Object() {"Fielding", "William", 0})
name.Rows.Add(New Object() {"Williams", "Arthur", 1})
name.Rows.Add(New Object() {"Zuchini", "Theodore", 2})
city = ds.Tables.Add("City/State")
city.Columns.AddRange(New DataColumn() {New DataColumn("City", Type.GetType("System.String")), New DataColumn("Owner", Type.GetType("System.Int32")),
New DataColumn("State", Type.GetType("System.String"))})
city.Rows.Add(New Object() {"Atlanta", 0, "Georgia"})
city.Rows.Add(New Object() {"Boston", 1, "Mass."})
city.Rows.Add(New Object() {"Tampa", 2, "Fla."})
ds.Relations.Add("City/State", name.Columns("ID"), city.Columns("Owner"))
FpSpread1.ActiveSheet.DataSource = ds
FpSpread1.ActiveSheet.DataMember = "Customers"
FpSpread1.ActiveSheet.SetColumnWidth(2, 150)
FpSpread1.ActiveSheet.ExpandRow(0, True)
dlg = MessageBox.Show("Do you want to see if the child is visible?", "GetChildVisible", MessageBoxButtons.YesNo)
If dlg = DialogResult.Yes Then
    Dim b As Boolean
    Dim sv As FarPoint.Win.Spread.SheetView
    sv = FpSpread1.ActiveSheet.GetChildView(1, 0)
    b = FpSpread1.ActiveSheet.GetChildVisible(sv)
    Label1.Text = b.ToString()
End If
Requirements

Target Platforms: Windows 2000 Professional (SP4), Windows 2000 Server, Windows 2003 Server (SP1), Windows Server 2012 R2, Windows 2008, Windows XP (SP2), Windows Vista, Windows 7, Windows 8, Windows 8.1, Windows 10

See Also

Reference

SheetView Class
SheetView Members

User-Task Documentation

Working with Hierarchical Data Display

 

 


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