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使用Windows Forms,當我單擊TreeView節點時,突出顯示顏色是藍色。有沒有辦法改變這個?TreeView節點在C中突出顯示顏色#
使用Windows Forms,當我單擊TreeView節點時,突出顯示顏色是藍色。有沒有辦法改變這個?TreeView節點在C中突出顯示顏色#
如果您創建自己的TreeView類並重寫OnDrawNode方法,則可能會發生這種情況。例如,這一次將重點選擇與紅色節點:
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);
}
}
}
另見這個問題:http://stackoverflow.com/questions/14822535/treeview-highlight-color-in-net-2-0 – Gareth 2013-09-24 08:19:29