Fires before the Map contained by the MapControl starts to draw.
[Visual Basic 6.0] Event OnBeforeScreenDraw(
ByVal hdc As Long _
) As Empty
[Visual Basic .NET] Public Event OnBeforeScreenDraw As OnBeforeScreenDrawEventHandler
[C#] public event OnBeforeScreenDrawEventHandler OnBeforeScreenDraw
[C++]
HRESULT OnBeforeScreenDraw(
long hdc
);
[C++]Parameters
hdc [in] hdc is a parameter of type long
Product Availability
Available with ArcGIS Engine.
Description
OnBeforeScreenDraw is triggered before the IDisplayEvents::DisplayStarted event is called on the map's screen display. The hdc represents the device context on the screen display.