VARCHART XGantt是一個交互式的甘特圖控件，其模塊化的設計讓您可以創建滿足您和您的客戶所需求的應用程序。（我們領先的甘特圖控件VARCHART XGantt可用于.NET，ActiveX和ASP.NET應用程序。）除此之外，同時還具有一個穩定可靠的甘特圖工具，在編寫第一行代碼之前，您就可以知道是否可以滿足客戶的需求。VARCHART XGantt可以快速、簡單地集成到您的應用程序中，幫助您識別性能瓶頸、避免延遲以及高效利用資源，使復雜數據變得更加容易理解。使用VARCHART XGantt，您便具有一個可以生成清晰、靈活的甘特圖的健壯開發工具。它使您實現“從概念到部署”的時間大大縮短，這樣您就可以專注于其他方面的工作。

點擊下載VARCHART XGantt正式版

本文介紹了使用VARCHART XGantt時遇到的常見錯誤——如何禁用上下文菜單。如果您也有這樣的困擾，就跟著小編來了解一下怎么解決吧~（本文回答分為ActiveX版和.NET兩個版本）

答：您可以通過將returnStatus設置為vcRetStatNoPopup來禁用預定義的上下文菜單。

示例代碼

'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 

問：如何禁用默認上下文菜單？ （.NET版）

答：您可以通過將returnStatus設置為vcRetStatNoPopup來禁用預定義的上下文菜單。

示例代碼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 

示例代碼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 

本文內容到這里就結束了，關于VARCHART XGantt的常見問答還在不斷更新了，感興趣的朋友可以繼續關注我們網站，了解更多產品資訊~您可以下載VARCHART XGantt試用版免費評估~

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