The wpf implementation of the system tray icon.

public class NotifyIcon : FrameworkElement, IDisposable

Attributes

Property	Description	Default Value	Remarks
Token	Used to set the message mark		Used to display the bubble prompt on the specified tray icon
Text	Mouse prompt text
Icon	Icon
ContextContent	Right click to pop up content
BlinkInterval	Blink Interval	500ms
IsBlink	Is it blinking	false

Method

Name	Description
Init()	Initialization
Register(string, NotifyIcon)	Register a message mark for the specified tray icon
Unregister(string, NotifyIcon)	Unregister the message mark for the specified tray icon
Unregister(NotifyIcon)	If the tray icon is registered with a message mark, cancel the registration
Unregister(string)	Unregister if the message is marked with a corresponding tray icon
ShowBalloonTip(string, string, NotifyIconInfoType, string)	Show bubble tip
ShowBalloonTip(string, string, NotifyIconInfoType)	Show bubble tip
CloseContextControl()	Close the context control

Events

Name	Description
Click	Triggered when clicked
MouseDoubleClick	Triggered on double click
BalloonTipClicked

Case

<hc:NotifyIcon Text="HandyControl" IsBlink="true" Visibility="Visible" Icon="/HandyControlDemo;component/Resources/Img/icon-white.ico"/>

or

 <hc:NotifyIcon Text="HandyControl">
                <hc:NotifyIcon.ContextMenu>
                    <ContextMenu>
                        <MenuItem Command="hc:ControlCommands.PushMainWindow2Top" Header="Open"/>
                        <MenuItem Command="hc:ControlCommands.ShutdownApp" Header="Exit"/>
                    </ContextMenu>
                </hc:NotifyIcon.ContextMenu>
            </hc:NotifyIcon>

or

<hc:NotifyIcon Text="HandyControl" Icon="/HandyControlDemo;component/Resources/Img/icon-white.ico">
                <hc:NotifyIcon.ContextContent>
                    <Border>
                        <StackPanel VerticalAlignment="Center" Margin="16">
                            <Path Width="100" Height="100" Fill="#f06632" Data="{StaticResource LogoGeometry}"/>
                            <StackPanel Margin="0,16,0,0" HorizontalAlignment="Center" Orientation="Horizontal">
                                <Button Click="ButtonPush_OnClick" Command="hc:ControlCommands.PushMainWindow2Top" MinWidth="100" Content="OpenPanel"/>
                                <Button Command="hc:ControlCommands.ShutdownApp" Margin="16,0,0,0" MinWidth="100" Style="{StaticResource ButtonPrimary}" Content="Exit"/>
                            </StackPanel>
                        </StackPanel>
                    </Border>
                </hc:NotifyIcon.ContextContent>
            </hc:NotifyIcon>

NOTE

you can use hc:ControlCommands for exit app or open it. or you can use event instead of it.

private void ButtonPush_OnClick(object sender, RoutedEventArgs e) => NotifyIconContextContent.CloseContextControl();

BallonTip

NotifyIcon.ShowBalloonTip("HandyControl", "Hello", NotifyIconInfoType.None, ContextMenuIsShow ? MessageToken.NotifyIconDemo : MessageToken.NotifyIconContextDemo);

Fix dissapear icon from taskbar

If Explorer.exe process restarts or crashs, the notification icon will disappear from the taskbar. To Fix this issue, define the following behavior in the one of hc:Window, hc:BlurWindow, hc:GlowWindow or System.Windows.Window

<hc:Window>
  <hc:NotifyIcon x:Name="NotifyIcon"/>
  <hc:Interaction.Behaviors>
    <hc:TaskbarRebuildBehavior Element="{Binding ElementName=NotifyIcon}" />
  </hc:Interaction.Behaviors>
</hc:Window>