KWin is a window manager for the X Window System

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How can I enable/disable desktop effects for the current window in KDE?

I am looking for a keyboard shortcut or option to quickly toggle whether an application/window is affected by the compositor. Is there any way to do that?
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Blender with multiple monitors

I run blender with multiple monitors and each window creates a new Icon in my taskbar, in comparison Gimp which has multiple windows does not. is there a way to fix this? I am running KDE desktop. I ...
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Why did my computer's ubuntu installation screw up after fixing not being able to login because of no disk space left(100% used up)?

Seriously, I want to see some answers on this question, so if you will, please refrain from not answering this question if you know(or think you know) what went on with my computer. I'm tired of ...
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1answer
196 views

Does `BorderlessMaximizedWindows=false` still work with Kubuntu 13.10?

Since the upgrade to Kubuntu 13.10 today I lost the borders around maximized windows. How can I re-enable them? I tried this and of course changed true to false, but it doesn't work.
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How do I repair lightdm to login to plasma-workspace on KDE 4.11.3/Kubuntu 13.10?

After an upgrade to KDE 4.11.3, my Kubuntu 13.10 ceased to login to KDE. There would be a login loop (login, black screen, return to lightdm login). I did attempt to go over other solutions such as ...
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1answer
239 views

Lost KDE effects after 13.10 upgrade

After Kubuntu 13.10 upgrade, Alt+tab and desktop pager effects do not work anymore. They are enabled in Desktop Effects. How can I solve this issue? It seems I have Nvidia drivers installed.
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1answer
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In KDE 4.11.2 saucy with both nvidia and nouveau drivers I have strange artefacts

KDE 4.11.2, ubuntu 13.10, nvidia/nouveau, system/raster qt graphics system. When opening/closing a window there is a chance, that black blinking line will appear near plasma panel. Also when a popup ...
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Kubuntu 12.04 with backports with ATI FirePro 2260 => update to KDE SC 4.11 => Opengl Problem

I have a problem on my kubuntu 12.04 installation using the backports repository. I'm using the fglrx-driver which was suggested by jockey, which is version 8.96.7 with Opengl 3.3.11627. I previously ...
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ubuntu 13.04, kde 4.11, ati fglrx 13.8 beta - opengl doesn't work

I have just upgraded to ubuntu 13.04 with kernel 3.10.6. After that I have updated my fglrx to 13.8 beta and after that I have added ppa:kubuntu-ppa/backports and I have upgraded my system. After ...
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1answer
196 views

What does the libkwinnvidiahack4 package do?

I've just stumbled upon the packages libkwinnvidiahack4 (and also libkwinactivenvidiahack4 ). From the description I understand it provides some "hacks" for the KDE window manager in combination with ...
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KDE custom window decoration for certain application

Is it possible to set custom windows decoration for certain application? For example: dark windows decoration for krita and white for other windows
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132 views

How to completely remove kwin?

I installed kwin yesterday, using this command: sudo atp-get install kde-window-manager then I thought it didnt work, so I also did this command, then rebooted sudo apt-get install kde-workspace-bin ...
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KDE 4.8.5 KWin zoom feature forces cursor to hide (BUG?)

To see this, press META+'=' shortcut key for "Zoom In" and META+'-' or META+'0' for "Zoom Out". There is also graphical bug: blur effect of panels are displaying as static rectangles (not aligned to ...
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3answers
627 views

Some kWin shortcuts does not work in 13.04

I am fresh new to Kubuntu. I was looking a way to move focused window as Windows do (Win key + arrow keys change the layout of the window). I found there are options for this in "Global Keyboard ...
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1answer
195 views

kubuntu - DrRacket 5.1.3 doesn't work well

I have ubuntu 12.04 with kde (latest version from ppa), I've installed DrRacket from repositories. It starts but I can't see menu, here is a picture: Do you know why? Do I miss some lib or it's a ...
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1answer
1k views

How to fix Video tearing with KDE and ati drivers?

I have Ubuntu 12.04.02 x64 and KDE 4.10.00. I'm having a little video tearing while playing ANY video (HD mkv, avi, etc.). it happens with vlc latest version and with default Ubuntu video player and ...
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1answer
166 views

Does Kwin have a D-Bus API?

Does Kwin have a D-Bus API (get windows list, move windows, etc)? If yes, where can I find the API reference?
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1answer
186 views

Kubuntu uses random minimize effects

I'm using Kubuntu 12.04 with KDE 4.10 however this issue is also present on my other machines running stock KDE from Kubuntu 12.04 and 12.10. I'm using the Nvidia currrent-updates driver. The problem ...
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1answer
241 views

KWin's wobbly windows do not work any more since I tried `i915_rc6_enable=1`

I recently tried to boot my Kubuntu 12.04 LTS on my Sandy Bridge Laptop with i915.i915_enable_rc6=1, i915.i915_enable_fbc=1 and i915.lvds_downclock=1. I had some issues with 3D performance where ...
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5answers
3k views

How to restart kwin when it is hung?

kwin occasionally hangs, which looks like the system not responding to mouse clicks or key presses - although the mouse pointer still moves when you move the mouse!
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1answer
713 views

Using LXDE with Kwin window manager

Can anybody tell me how I use Kwin as my winow manager with LXDE.
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How do I install kwin?

I have installed KDE by command sudo apt-get install kde-window-manager , but i am getting plasma, ubuntu, ubuntu 2d, metacity, failsafe but not Kwin what should I do ?
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1answer
889 views

Can Kwin be used in Unity?

Unity has a nice layout. I really do like the Ambiance and Radiance themes. However, I just feel that the window manager itself is lacking. KWin has an excellent tiling mode that automatically ...
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2answers
1k views

Video tearing with KDE compositing

I have video tearing with compositing enabled in KWin. I have 2 monitors in twinview, VBlank is set to sync with one of them. I have some tearing on that monitor anyway, and it's much worse on the ...
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1answer
5k views

How to launch Configure Kde control module by command line?

Right-clicking on the top bar of a window gets you, via "Configure Window Behavior", to the Window Manager settings. Here you can learn and configure the advanced features of KWin. But is there a way ...
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178 views

How to uninstall kwin without installing openbox?

I haven't found anything about this anywhere, but when I remove kwin it automatically installs openbox for me and vice versa without me having any say in it. I realise this is to prevent users from ...
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5k views

Open new windows on main screen in KDE two-screen setup

I am using KDE (with Kwin) on two screens. Often when I run a new application the new window shows on the second screen eventhough the mouse as well as the active window is on the main screen. How can ...
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720 views

Xubuntu kwin + xfce at session [closed]

I'm trying to use kwin with xfce. If I go into my session with xfwm4 and launch "kwin - replace" (alt F2) everything works fine. Unfortunately, IF I log out and save last session, at log in all the ...
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993 views

How can I get kubuntu to respect previous window sizes?

Every time I open Konsole, or any number of other programs, its y-size is 100% of my desktop, which is a pain. I have the setting "save size and position on exit" checked, and I tried unchecking it ...