Spice-guest-tools is a set of small tools that run on the client computer to improve the performance of the virtual machine, mainly two major parts, one is the driver of the agent, the driver and the driver including the graphics driver and the IO port.
Reference
http://blog.csdn.net/qq_21398167/article/details/46647133
Configure the environment to support the Spice protocol
Create a virtual machine using Virt-manager http://blog.csdn.net/qq_21398167/article/details/46347933
1) Click the Create Virtual Machine button ( Create A new virtual machine )
2) Enter the name of the virtual machine, select local Install media (ISO image or CDROM) /span>   click Forward
3) select use ISO image    click browse .... select iso path, according to your own iso file select
corresponding OStype   Version   then Forward
4) back always Forward    last finish    Waiting to install virtual machine
after the installation is successful at the Manager Control Interface, you can see the virtual machine that you just created.
5) Follow the steps above to continue creating a virtual machine
after all creation is successful Select one of the virtual machines run to start (can start multiple VMS at the same time)
Add two display drive devices
Select the virtual machine, right-click the popup menu, select the Open option
Click Add Hardware to add a video device Model selected QXL
After you start the virtual machine, install Spice-guest-tools http://download.csdn.net/detail/qq_21398167/8988745 in the virtual machine
After installation.
Setup method:
Desktop right-click on "screen resolution"
First: "Select Multi-Monitor (M): Extend these displays"
Set it up so you can pop up the double screen with spice.
Spice exit full screen and mouse popup shift + F11
Spice Pop-up two full-screen display after adding parameter--full-screen=auto-conf
Copyright NOTICE: This article for Bo Master original article, without Bo Master permission not reproduced.
Use Spice-guest-tools to enable virtual machines to support SPICEC dual-screen display