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    Dual monitors display problem

    I'm running 14.04 with a Windows 7 vm. I have hooked up two monitors, but I'm having trouble coordinating them. My card is a GeForce 750Ti. I'm using the arandr front-end to xrandr.
    Here are some of the things that are happening:
    On my primary monitor, I can see the Linux desktop and, if I click on the VMware logo, the Windows desktop. On the secondary monitor, I see only the Linux background. There is no taskbar, and the icons on my Linux desktop do not show up on the secondary monitor. If I open a Linux program, such as KeePass2, it shows up on the primary monitor. But, if I open Firefox, the splash screen shows up on the primary monitor but everything else shows up on the secondary monitor.
    My mouse moves freely from one monitor to the other.
    Is there a way I can configure the setup to show the Linux machine on one monitor and the Windows vm on the other? I suspect I'm missing some relatively simple setting; the only problem is that I'm simpler than it is.
    Thanks in advance.

    #2
    Printout of xrandr -q and monitor specs?

    BTW, your taskbar doesn't span multiple monitors by design, you have to add a second one. Icons (widgets or folderview or what) won't appear on two places either.

    Sounds to me like you have twinview setup but you'd prefer some other configuration? Have you looked into nvidia-settings?

    I've used twinview for years. Some applications will not behave and will always appear on one monitor or the other not matter what you do. Most will appear under the mouse.

    Try clicking once on your main screen then launching fIrefox and see if it's behavior changes. You can also try setting Application Settings (right click on a window menu bar and select More Actions>Special Application Settings) and forcing a specific screen. This usually works.

    Please Read Me

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      #3
      if you are using the nvidia properitary driver you should use nvidia-settings to set up your displays.

      im assuming you want second monitor as just a VM display? you will need to set a window rule to only allow the vm window on that display and another to allow start and fullscreen the the vm on the second display. you can do this as oshunluvr suggests . or you can set them in system settings-> window behavior-> window Placement . i think you can make a single rule like the "XV focus prevention" one that will keep things from starting on the second monitor. Window rules are very useful and you can do alot of neat things with them.
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        #4
        Sorry; I've not been able to get back before now. Here is the printout oshunluvr asked for:

        Screen 0: minimum 8 x 8, current 2160 x 1920, maximum 16384 x 16384
        DVI-I-0 disconnected (normal left inverted right x axis y axis)
        DVI-I-1 connected primary 1080x1920+0+0 left (normal left inverted right x axis y axis) 598mm x 336mm
        1920x1080 60.0*+ 50.0
        1680x1050 60.0
        1600x1200 60.0
        1440x900 75.0 59.9
        1280x1024 75.0 60.0
        1280x960 60.0
        1280x800 59.8
        1280x720 60.0 50.0
        1152x864 75.0
        1024x768 75.0 70.1 60.0
        800x600 75.0 72.2 60.3 56.2
        720x576 50.0
        720x480 59.9
        640x480 75.0 72.8 59.9
        HDMI-0 disconnected (normal left inverted right x axis y axis)
        HDMI-1 disconnected (normal left inverted right x axis y axis)
        DVI-D-0 connected 1080x1920+1080+0 left (normal left inverted right x axis y axis) 477mm x 268mm
        1920x1080 60.0*+
        1680x1050 60.0
        1600x1200 60.0
        1600x900 60.0
        1440x900 59.9
        1400x1050 60.0
        1280x1024 75.0 60.0
        1280x960 60.0
        1280x800 59.8
        1024x768 75.0 70.1 60.0
        800x600 75.0 72.2 60.3 56.2
        640x480 75.0 72.8 59.9

        I think I'm almost where I want to be. I actually have my VM open on the main monitor and Kubuntu on the secondary. So far, so good. It is still the case that when I launch a program in one monitor, it sometimes appears in the other, but I now note that I can drag open programs from one monitor to the other. If I'm understanding oshunluvr's directions correctly, I should drag the program appearing on the "wrong" monitor to the "right" monitor and then force the resulting screen. In any case, I'm going to try that.
        Then I'm going to try sithlord48's approach, which, as I read it, may eliminate the need to force the screen program by program.
        I'm grateful to both of you; I'm a lot further along than I was just a couple of days ago.

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          #5
          Update: oshunluvr's solution works perfectly. I can display either machine on either screen. I'm no less grateful for sithlord48's idea, but I'm a firm believer in "if it works, don't fix it."
          Last edited by Don; Oct 08, 2014, 01:24 PM.

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