Condividi tramite


ShapeElement.GetPotentialMouseAction Method

Gets the mouse action to perform for a mouse down event over a specific point in the diagram.

Namespace:  Microsoft.VisualStudio.Modeling.Diagrams
Assembly:  Microsoft.VisualStudio.Modeling.Sdk.Diagrams.10.0 (in Microsoft.VisualStudio.Modeling.Sdk.Diagrams.10.0.dll)

Syntax

'Dichiarazione
Public Overridable Function GetPotentialMouseAction ( _
    mouseButtons As MouseButtons, _
    point As PointD, _
    hitTestInfo As DiagramHitTestInfo _
) As MouseAction
public virtual MouseAction GetPotentialMouseAction(
    MouseButtons mouseButtons,
    PointD point,
    DiagramHitTestInfo hitTestInfo
)
public:
virtual MouseAction^ GetPotentialMouseAction(
    MouseButtons mouseButtons, 
    PointD point, 
    DiagramHitTestInfo^ hitTestInfo
)
abstract GetPotentialMouseAction : 
        mouseButtons:MouseButtons * 
        point:PointD * 
        hitTestInfo:DiagramHitTestInfo -> MouseAction 
override GetPotentialMouseAction : 
        mouseButtons:MouseButtons * 
        point:PointD * 
        hitTestInfo:DiagramHitTestInfo -> MouseAction 
public function GetPotentialMouseAction(
    mouseButtons : MouseButtons, 
    point : PointD, 
    hitTestInfo : DiagramHitTestInfo
) : MouseAction

Parameters

Return Value

Type: Microsoft.VisualStudio.Modeling.Diagrams.MouseAction
The mouse action to perform for a mouse down event over a specific point in the diagram.

Examples

public override DslDiagrams::MouseAction GetPotentialMouseAction(System.Windows.Forms.MouseButtons mouseButtons, DslDiagrams.PointD point, DslDiagrams::DiagramHitTestInfo hitTestInfo)
{
    DslDiagrams::LinkShape linkShape = hitTestInfo.HitDiagramItem.Shape as DslDiagrams::LinkShape;
    DslDiagrams::AnchorPoint anchorPoint = hitTestInfo.HitDiagramItem.AnchorPoint;
    DslDiagrams::MouseAction action = null;

    if ((linkShape != null) && (hitTestInfo.DiagramClientView.Selection.Count == 1) &&
             (anchorPoint != null))
    {
        action = this.SequenceDiagram.AnchorKeyPointAction;
    }

    else if ((mouseButtons == MouseButtons.Left || mouseButtons == MouseButtons.None) &&
(linkShape != null) && (hitTestInfo.DiagramClientView.Selection.Count == 1) &&
(hitTestInfo.DiagramClientView.Selection.PrimaryItem.Shape is LinkShape) &&
(hitTestInfo.DiagramClientView.Selection.PrimaryItem.Shape == linkShape) &&
(hitTestInfo.DiagramClientView.Selection.FocusedItem != null) &&
(hitTestInfo.DiagramClientView.Selection.FocusedItem.Shape == linkShape))
{
        action = this.SequenceDiagram.AnchorKeyPointAction;
}
    
    else
    {
        action = base.GetPotentialMouseAction(mouseButtons, point, hitTestInfo);            
    }
     
    
    return action;
}
     
    return action;
}

.NET Framework Security

See Also

Reference

ShapeElement Class

Microsoft.VisualStudio.Modeling.Diagrams Namespace