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SettingChangingEventHandler Delegate

Represents the method that will handle the SettingChanging event.

Namespace:  System.Configuration
Assembly:  System (in System.dll)

public delegate void SettingChangingEventHandler(
	Object sender,
	SettingChangingEventArgs e
)

Parameters

sender
Type: System.Object
The source of the event, typically an application settings wrapper class derived from the ApplicationSettingsBase class.
e
Type: System.Configuration.SettingChangingEventArgs
A SettingChangingEventArgs containing the data for the event.

The SettingChanging event occurs before the value of an application settings property is changed, typically through a call to the Item method. SettingChanging can be canceled through the SettingChangingEventArgs event data class.

.NET Framework

Supported in: 4, 3.5, 3.0, 2.0

.NET Framework Client Profile

Supported in: 4, 3.5 SP1

Windows 7, Windows Vista SP1 or later, Windows XP SP3, Windows XP SP2 x64 Edition, Windows Server 2008 (Server Core not supported), Windows Server 2008 R2 (Server Core supported with SP1 or later), Windows Server 2003 SP2

The .NET Framework does not support all versions of every platform. For a list of the supported versions, see .NET Framework System Requirements.
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