Event.merge<'Del1,'T,'Del2> Function (F#)
Fires the output event when either of the input events fire.
Namespace/Module Path: Microsoft.FSharp.Control.Event
Assembly: FSharp.Core (in FSharp.Core.dll)
// Signature:
Event.merge : IEvent<'Del1,'T> -> IEvent<'Del2,'T> -> IEvent<'T> (requires delegate and delegate)
// Usage:
Event.merge event1 event2
Parameters
event1
Type: IEvent<'Del1,'T>The first input event.
event2
Type: IEvent<'Del2,'T>The second input event.
Return Value
An event that fires when either of the input events fire.
Remarks
This function is named Merge in compiled assemblies. If you are accessing the function from a language other than F#, or through reflection, use this name.
Example
The following code example shows how to use the Event.merge function.
let form = new Form(Text = "F# Windows Form",
Visible = true,
TopMost = true)
form.MouseClick
|> Event.merge(form.MouseDoubleClick)
|> Event.add ( fun evArgs ->
form.BackColor <- System.Drawing.Color.FromArgb(
evArgs.X, evArgs.Y, evArgs.X ^^^ evArgs.Y) )
Platforms
Windows 7, Windows Vista SP2, Windows XP SP3, Windows XP x64 SP2, Windows Server 2008 R2, Windows Server 2008 SP2, Windows Server 2003 SP2
Version Information
F# Runtime
Supported in: 2.0, 4.0
Silverlight
Supported in: 3