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460
Showing large image in node's cell
posted

hi,

I'm trying to show a 48x48 image but I got the type full namespace "System.Drawing.Bitmap" in cell. What am I missing?

many thanks,

 

Dim rootColumnSet As UltraTreeColumnSet = Me.uTree.ColumnSettings.RootColumnSet

rootColumnSet.Columns.Clear()

With uTree

.DisplayStyle = UltraTreeDisplayStyle.WindowsVista

.ViewStyle = ViewStyle.OutlookExpress

With .ColumnSettings

.BorderStyleCell = UIElementBorderStyle.Solid

.AutoFitColumns = AutoFitColumns.ResizeAllColumns

End With

End With

_IDColumn = rootColumnSet.Columns.Add("UniqueName")

With _IDColumn

.Visible = False

End With

_ImageColumn = rootColumnSet.Columns.Add("Name")

With _ImageColumn

.DataType = GetType(System.Drawing.Bitmap)

.LayoutInfo.PreferredCellSize = New Size(CInt(Me.Width / 2), 48)

.AllowSorting = DefaultableBoolean.False

.ShowSortIndicators = DefaultableBoolean.False

End With

_DescriptionColumn = rootColumnSet.Columns.Add("Value")

With _DescriptionColumn

.DataType = GetType(String)

.AllowSorting = DefaultableBoolean.False

.AllowCellEdit = AllowCellEdit.ReadOnly

End With

Dim f As New IO.FileStream("C:\MyImage.png", IO.FileMode.Open, IO.FileAccess.Read)

Dim node As UltraTreeNode = uTree.Nodes.Add("Export")

node.SetCellValue(_ImageColumn, Image.FromStream(f))

node.SetCellValue(_DescriptionColumn, "Export")

 

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  • 69832
    Offline posted

    Assign an Infragistics.Win.EmbeddableImageRenderer instance to the column's Editor property.

Children
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