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VARCHART XGantt是一个交互式的甘特图控件，其模块化的设计让您可以创建满足您和您的客户所需求的应用程序。（我们领先的甘特图控件VARCHART XGantt可用于.NET，ActiveX和ASP.NET应用程序。）除此之外，同时还具有一个稳定可靠的甘特图工具，在编写第一行代码之前，您就可以知道是否可以满足客户的需求。VARCHART XGantt可以快速、简单地集成到您的应用程序中，帮助您识别性能瓶颈、避免延迟以及高效利用资源，使复杂数据变得更加容易理解。使用VARCHART XGantt，您便具有一个可以生成清晰、灵活的甘特图的健壮开发工具。它使您实现“从概念到部署”的时间大大缩短，这样您就可以专注于其他方面的工作。

点击下载VARCHART XGantt正式版

本文介绍了使用VARCHART XGantt时遇到的常见错误——如何禁用上下文菜单。如果您也有这样的困扰，就跟着小编来了解一下怎么解决吧~（本文回答分为ActiveX版和.NET两个版本）

答：您可以通过将returnStatus设置为vcRetStatNoPopup来禁用预定义的上下文菜单。

示例代码

'switching off the context menu of diagram
Private Sub VcGantt1_OnDiagramRClick(ByVal x As Long, _
 ByVal y As Long, returnStatus As
Variant)
 returnStatus = vcRetStatNoPopup
End Sub
'switching off the context menu of links
Private Sub VcGantt1_OnLinkRClickCltn(ByVal linkCltn As _
 VcGanttLib.VcLinkCollection, _
 ByVal x As Long, _
 ByVal y As Long, _
 returnStatus As Variant)
 returnStatus = vcRetStatNoPopup
End Sub
'switching off the context menu of nodes
Private Sub VcGantt1_OnNodeRClick(ByVal node As VcGanttLib.VcNode, _
 ByVal location As
VcGanttLib.LocationEnum, _
 ByVal x As Long, ByVal y As Long, _
 returnStatus As Variant)
 returnStatus = vcRetStatNoPopup
End Sub 

问：如何禁用默认上下文菜单？ （.NET版）

答：您可以通过将returnStatus设置为vcRetStatNoPopup来禁用预定义的上下文菜单。

示例代码VB.NET

'switching off the context menu of diagram
Private Sub VcGantt1_VcDiagramRightClicking(ByVal sender As Object,
ByVal e As NETRONIC.XGantt.VcDiagramClickingEventArgs) Handles
VcGantt1.VcDiagramRightClicking
 e.ReturnStatus = VcReturnStatus.vcRetStatNoPopup
End Sub
'switching off the context menu of links
Private Sub VcGantt1_VcLinksRightClicking(ByVal sender As Object, ByVal
e As NETRONIC.XGantt.VcLinksClickingEventArgs) Handles
VcGantt1.VcLinksRightClicking
 e.ReturnStatus = VcReturnStatus.vcRetStatNoPopup
End Sub
'switching off the context menu of nodes
Private Sub VcGantt1_VcNodeRightClicking(ByVal sender As Object, ByVal e
As NETRONIC.XGantt.VcNodeClickingEventArgs) Handles
VcGantt1.VcNodeRightClicking
 e.ReturnStatus = VcReturnStatus.vcRetStatNoPopup
End Sub 

示例代码C＃

'switching off the context menu of diagram
Private Sub VcGantt1_VcDiagramRightClicking(ByVal sender As Object,
ByVal e As NETRONIC.XGantt.VcDiagramClickingEventArgs) Handles
VcGantt1.VcDiagramRightClicking
 e.ReturnStatus = VcReturnStatus.vcRetStatNoPopup
End Sub
'switching off the context menu of links
Private Sub VcGantt1_VcLinksRightClicking(ByVal sender As Object, ByVal
e As NETRONIC.XGantt.VcLinksClickingEventArgs) Handles
VcGantt1.VcLinksRightClicking
 e.ReturnStatus = VcReturnStatus.vcRetStatNoPopup
End Sub
'switching off the context menu of nodes
Private Sub VcGantt1_VcNodeRightClicking(ByVal sender As Object, ByVal e
As NETRONIC.XGantt.VcNodeClickingEventArgs) Handles
VcGantt1.VcNodeRightClicking
 e.ReturnStatus = VcReturnStatus.vcRetStatNoPopup
End Sub 

本文内容到这里就结束了，关于VARCHART XGantt的常见问答还在不断更新了，感兴趣的朋友可以继续关注我们网站，了解更多产品资讯~您可以下载VARCHART XGantt试用版免费评估~

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