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使用Windows Forms,当我单击TreeView节点时,突出显示颜色是蓝色。有没有办法改变这个?TreeView节点在C中突出显示颜色#
使用Windows Forms,当我单击TreeView节点时,突出显示颜色是蓝色。有没有办法改变这个?TreeView节点在C中突出显示颜色#
如果您创建自己的TreeView类并重写OnDrawNode方法,则可能会发生这种情况。例如,这一次将重点选择与红色节点:
class ClassMyTreeView:TreeView
{
public ClassMyTreeView()
{
this.DrawMode = TreeViewDrawMode.OwnerDrawText;
}
protected override void OnDrawNode(DrawTreeNodeEventArgs e)
{
TreeNodeStates state = e.State;
Font font = e.Node.NodeFont ?? e.Node.TreeView.Font;
Color fore = e.Node.ForeColor;
if (fore == Color.Empty)
fore = e.Node.TreeView.ForeColor;
if (e.Node == e.Node.TreeView.SelectedNode)
{
fore = SystemColors.HighlightText;
e.Graphics.FillRectangle(new SolidBrush(Color.Red), e.Bounds);
ControlPaint.DrawFocusRectangle(e.Graphics, e.Bounds, fore, Color.Red);
TextRenderer.DrawText(e.Graphics, e.Node.Text, font, e.Bounds, fore, Color.Red, TextFormatFlags.GlyphOverhangPadding);
}
else
{
e.Graphics.FillRectangle(SystemBrushes.Window, e.Bounds);
TextRenderer.DrawText(e.Graphics, e.Node.Text, font, e.Bounds, fore, TextFormatFlags.GlyphOverhangPadding);
}
}
}
另见这个问题:http://stackoverflow.com/questions/14822535/treeview-highlight-color-in-net-2-0 – Gareth 2013-09-24 08:19:29