[英]How to disable the line under tool strip in winform c#?
It's a bug in the "system" renderer, details in this bug report .这是“系统”渲染器中的错误, 此错误报告中的详细信息。
Microsoft's response gives a very easy workaround:微软的回应提供了一个非常简单的解决方法:
1) Create a subclass of ToolStripSystemRenderer
, overriding OnRenderToolStripBorder
and making it a no-op: 1) 创建
ToolStripSystemRenderer
的子类,覆盖OnRenderToolStripBorder
并使其成为无操作:
public class MySR : ToolStripSystemRenderer
{
public MySR() { }
protected override void OnRenderToolStripBorder(ToolStripRenderEventArgs e)
{
//base.OnRenderToolStripBorder(e);
}
}
2) Use that renderer for your toolstrip. 2) 将该渲染器用于您的工具条。 The renderer must be assigned after any assignment to the toolstrip's RenderMode property or it will be overwritten with a reference to a System.Windows.Forms renderer.
必须在对工具条的 RenderMode 属性进行任何分配之后分配渲染器,否则它将被对 System.Windows.Forms 渲染器的引用覆盖。
toolStrip3.Renderer = new MySR();
You might want to add type check to avoid missing border on ToolStripDropDownMenu
/etc.您可能希望添加类型检查以避免在
ToolStripDropDownMenu
/etc 上丢失边框。 (since inherited from ToolStrip
, it starts same custom renderer usage automatically): (由于继承自
ToolStrip
,它会自动启动相同的自定义渲染器使用):
protected override void OnRenderToolStripBorder(ToolStripRenderEventArgs e)
{
if (e.ToolStrip.GetType() == typeof(ToolStrip))
{
// skip render border
}
else
{
// do render border
base.OnRenderToolStripBorder(e);
}
}
Missed ToolStripDropDownMenu
border is not so noticable while using ToolStripSystemRenderer
but become real eyesore with ToolStripProfessionalRenderer
.错过
ToolStripDropDownMenu
同时使用边界并不是那么noticable ToolStripSystemRenderer
但成为真正的眼中钉ToolStripProfessionalRenderer
。
Also, setting System.Windows.Forms.ToolStripManager.Renderer = new MySR();
另外,设置
System.Windows.Forms.ToolStripManager.Renderer = new MySR();
could be usefull if you want all ToolStrip
instances appwide to use MySR
by default.如果您希望应用范围内的所有
ToolStrip
实例默认使用MySR
,这可能会MySR
用。
This class is more complete than other!这门课比其他课更完整!
public class ToolStripRender : ToolStripProfessionalRenderer
{
public ToolStripRender() : base() { }
protected override void OnRenderToolStripBorder(ToolStripRenderEventArgs e)
{
if (!(e.ToolStrip is ToolStrip))
base.OnRenderToolStripBorder(e);
}
}
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