ListView Final Column Autosize creates scrollbar
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by Courtney de Lautour
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Published on 2009-09-04T04:38:19Z
Indexed on
2010/05/07
6:48 UTC
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Hi There,
I am implementing a custom control which derives from ListView.
I would like for the final column to fill the remaining space (Quite a common task), I have gone about this via overriding the OnResize method:
protected override void OnResize(EventArgs e)
{
base.OnResize(e);
if (Columns.Count == 0)
return;
Columns[Columns.Count - 1].Width = -2; // -2 = Fill remaining space
}
or via another method:
protected override void OnResize(EventArgs e)
{
base.OnResize(e);
if (!_autoFillLastColumn)
return;
if (Columns.Count == 0)
return;
int TotalWidth = 0;
int i = 0;
for (; i < Columns.Count - 1; i++)
{
TotalWidth += Columns[i].Width;
}
Columns[i].Width = this.DisplayRectangle.Width - TotalWidth;
}
Edit:
This works fine until I dock the ListView into a parent container and resize via that control. Every second time the control size shrinks (IE, drag the the border one pixel), I get a scroll bar on the bottom which can't move at all (not even one pixel).
The result of which is when I drag the size of the parent I am left with a flickering scroll bar in the ListView, and a 50% chance it will be there when the dragging stops.
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