gtk+ stands for Gimp ToolKit, a widget toolkit for GUI applications. Gnome uses gtk+ extensively.

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Tooltips of GTK applications are unreadable within KDE

My system is openSUSE 42.1 with Plasma 5. I have some GTK applications installed as well, and I'm experiencing a rather annoying behaviour from them. Namely, the tooltips of these apps are almost ...
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15 views

How can I bind a key shortcut that includes a tab

I would like to rebind next/previous tab shortcut in XFCE's Terminal from Ctrl+PgDn/PgUp to Ctrl+Tab/Ctrl+Shift+Tab. It doesn't seem to work either by editing accels.scm or changing the shortcut ...
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1answer
61 views

gtk_widget_set_realized was not declared in this scope

I'm trying to compile OpenCV 3.1.0 on RHEL 6.4 and getting the following error: [ 34%] Building CXX object modules/highgui/CMakeFiles/opencv_highgui.dir/src/window_gtk.cpp.o /hpcf/libs/opencv/vendor/...
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11 views

Changing Hexchat menu icons

I already managed to change the icons of the user list, as explained here: http://hexchat.readthedocs.io/en/latest/appearance.html But I would like to change the menu icons too: Are they directly ...
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2answers
365 views

Open Ubuntu Bash's GUI applications on Windows 10

I have installed Windows 10 Insider build just to use Ubuntu Bash. I noticed its entire Ubuntu on Windows so I tried to install a GUI app i.e. Gedit. It was installed properly but when I try to open ...
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1answer
15 views

shorten the animation of the button of adwaita theme of GTK3

When clicking on the button, the adwaita theme makes a short animation to show that the button is pressed down. Is it possible to remove this animation? It makes it harder to confirm the button is ...
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60 views

How to fix No package 'atk-bridge-2.0' found error even though atk is installed and PKG_CONIG_PATH and LD_LIBRARY_PATH is set?

First I have installed all the dependent packages including atk 2.18. Then, I have added them to path. # echo $LD_LIBRARY_PATH /opt/gtk_+3.12-RHEL6/dependencies/at-spi2-atk/lib:/opt/gtk_+3.12-RHEL6/...
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19 views

Does XOrg have a notion of system-wide default font?

How and where can I change the default system font? For now it appears to be DejaVu 11, which looks horrible on my laptop. I mean the font that is used in menus or labels. For example when I open ...
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1answer
93 views

How to disable GtkFileChooserDialog search?

If I want to open or save a file in an gtk3 app (eg firefox) I get an unwanted search function after tiping a character. Old and productive behaviour: typing d gives me the first file beginning with ...
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51 views

In Ubuntu use GTK file save dialog from bash command line?

I would like to do something like gtk-file-saver /tmp/tempfile.txt And then a GTK file saver pops up for the user. By this I mean the normal dialog that is used whenever you do "Save As" in most ...
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1answer
17 views

How to mark windows or set windows titles in Gnome3 via script

I'm inspecting different versions of a GTK application, binary with no source code, and doing frequent ALT-Back-Quotes for visual inspection. Every now and then I would lose track of versions because ...
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14 views

Fixing font colour and borders in GTK

I am using XFCE on Arch. I have been trying to do some theming but having a couple of issues. I have tried tweaking some values in gtkrc-2.0 and even reinstalling xfce and arch. I can't seem to ...
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13 views

What's the best way for a shell script to print out information about the current gtk theme?

Would it be the following? 1) grep the ~/.gtkrc-2.0 file 2) then fallback (if file does not exist) using gsettings get org.gnome.desktop.interface ...value... Or is there a better way using a pre-...
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1answer
27 views

GTK+ 3 file dialog location entry?

In GTK 2 I can click "type the file name" button to type in full path the entry. In GTK 3 there is only path bar, if I type something it redirect to search bar, which not what I want. Where is the ...
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1answer
3k views

error: XDG_RUNTIME_DIR not set in the environment. Gtk-WARNING **: cannot open display:

I used to open text files with sublime, and for Read-only files, I used to do : sudo sublime. But now just suddenly the sudo sublime command gives the following error : (sublime:3931): Gtk-WARNING **:...
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1answer
2k views

The virt-manager displays “Gtk couldn't be initialized”

I am running the virt-manager on RHEL 7.0, but it always display "Gtk couldn't be initialized": [root@dhb5 ~]# virt-manager --debug --nofork 2015-08-17 03:21:09,895 (cliutils:75): virt-manager ...
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2answers
858 views

Per-application window scaling in Xorg for high dpi display

I am running Gnome Shell with a 4k monitor and there are a few applications that I use that don't scale at all with the high resolution. Here is an example of LMMS, an application that hasn't yet ...
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1answer
497 views

Replace GTK+ file dialog with alternative

Is there any way to configure GTK+ programs to use a different file dialog? Reading ancient articles on the default dialog and seeing no difference to the current version does no bode well for it's ...
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0answers
129 views

Proper GTK environment without desktop environment

I'm using Xmonad on archlinux, without a desktop environment installed. I managed to set the Numix theme for GTK2 with this ~/.gtkrc-2.0 gtk-icon-theme-name="Numix" gtk-theme-name="Numix" and GTK3 ...
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117 views

How to integrate NPlot in MonoDevelop

NPlot is a charting library which could be used in GTK#. I've downloaded its tarball here. The README file contains this: The first version of NPlot-Gtk was made by Miguel de Icaza, and was a ...
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1answer
38 views

Disable search box in Thunar

I come from Windows background and it's very furstrating that when I start typing something, I can't use arrows, backspace, alt+arrows etc. anymore thanks to this little box in the right bottom ...
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1answer
168 views

How can I disable slow scrolling in gnome apps?

This happens GTK apps such as gedit and evince. Occasionally if I hold a scrollbar down too long without scrolling really fast it goes into a slow mode and becomes useless. How can I disable the slow-...
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1answer
289 views

Major Memory leak in GTK Applications

I am running Linux Mint 17.1 (based on Ubuntu 14.04) MATE desktop. Recently, my system slowed down and opening up system monitor revealed that some applications were eating up a tremendous amount of ...
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1answer
513 views

Gtk-WARNING **: cannot open display

I have centos 6 minimal (headless) as a Host and installed ubuntu 14.04 Desktop as a guest and using KVM. There is a web application deployed inside Guest, and it opens and closes one GTK ...
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87 views

“Open File” dialog box takes a long time to appear on all applications

On Ubuntu 14.04. While using KeepassX, I tried to open a database with the Ctrl+O shortcut, but it appeared to crash with a non-responsive window. I then noticed the same behavior with Firefox, gedit,...
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130 views

Get page borders in Evince without changing overall Mate theme

I've just noticed so it might have been like that ever since I upgraded to Linux Mint Rebecca, but I have no page borders in Evince: the white background of the page blends seamlessly into the white ...
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1answer
347 views

install matplotlib with pip when pygtk is in non standard location

I have installed PyGTK 2.24.0 in /software/pygtk-2.24.0/gcc directory. Is there any way without rewrite the setup program how to install matplotlib with pip? Simple pip install matplotlib builds ...
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112 views

Is there any way to edit the dconf settings of GTK on a WindowsNT Install?

I am trying to help the OP of this question: http://stackoverflow.com/q/28157314/1695680 And I suspect their gtk install has some default settings that are undesirable. On Linux I believe these ...
4
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2answers
666 views

gtk 3.14 file chooser: folders first

I just upgraded from fedora20 to fedora21 and now the gtk file picker sorts files and folders together. I much prefer the usual and previous behaviour of displaying folders first (and I enabled that ...
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1answer
136 views

How do applications like gksu lock focus when launched?

I am curious how applications like gksu lock screen focus when prompting for a password. I see gksu even has an option "-g", that can disable this behavior. I am interested in doing something ...
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1answer
150 views

Meld background highlighting broken

At some point (which I unfortunately didn't note down precisely, but is reasonable to believe that it was after an apt-get (dist-)upgrade operation) meld's background highlighting stopped being ...
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1answer
607 views

Dotted lines in GTK3 Theme

I recently tried the Vertex Theme, you can get it here in case you are interested. It looks very decent in my opinion, except for the dotted lines in windows using GTK3. As they seem to be for visual ...
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2answers
428 views

Unable to compile GTK+ application

I'm trying to compile a simple GTK app for testing on a Trisquel 7 machine. The packages are derived from Ubuntu 14.04 LTS. I have libgtk2.0-dev installed, but when I try to compile, this is the ...
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244 views

Change gtk+ file open dialog

I’d like to change it for another that can resize picture on the preview, i.e. not only show a thumbnail of fixed size. I know that this may require change of the toolkit in use, so which packages do ...
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1answer
456 views

Trying to style a widget using gtkrc is not working - Zim wiki on Windows 7

I am using Zim wiki on Windows 7 and would like to style the pageview background to be a tiled bitmap. To start with, I am trying to see if I can just change the text colors. I know the gtkrc is ...
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0answers
4k views

How to install libwebkit (libwebkitgtk-1.0.so.0) in order to run CodeLite?

A pre-requisite for running codelite is WebKitGTK. codelite: error while loading shared libraries: libwebkitgtk-1.0.so.0: cannot open shared object file: No such file or directory I'm on CentOS, ...
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2answers
1k views

How can I make Fedora 20 use the dark theme for all applications?

If it's somehow possible to force all programs to use the dark adwaita theme, I wish to do that. For now it only seems as if the apps that shipped with Fedora is able to be fully dark, while ...
2
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1answer
385 views

Additional Borders on windows in Awesome

I have an Arch Linux 64-bit install running Awesome-WM, However I seem to have a problem with the borders on opened windows(Generally in gtk apps) Also I have Compton Composition Manager running ...
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1answer
250 views

How to let Linux Python application handle termination on user logout correctly?

I have written a Linux GUI application in Python that needs to do some cleanup tasks before being terminated when the user logs out. Unfortunately it seems, that on logout, all applications are killed....
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0answers
62 views

How do I modify the behaviour of ALL GTK comboboxes on my system?

Below is a typical combobox before it is opened (It is next to where it says "Destination Folder"): Below is what it looks like when it is opened: I HAAAATE this behaviour. It assumes what I am ...
3
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1answer
629 views

Meld syntax highlighting feature is disabled

I have installed Meld 1.8.3, which runs fine except that syntax highlight and some other features are disabled. I haven't been able to find out why these options are disabled and how I can enable them....
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0answers
1k views

Failed to load module “unity-gtk-module” - GTK error in VMware

am using ubuntu 14.4. now when i try to install VMware-Player-6.0.1-1379776.x86_64.bundle i got error, Extracting VMware Installer...done. Gtk-Message: Failed to load module "overlay-scrollbar": ...
0
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1answer
268 views

How to choose gtk version for Eclipse RCP application in linux?

I have an Eclipse RCP application which I want to run in Linux environment that has multiple gtks installed. Is there a way to choose the gtk version against which I can run the application? Linux ...
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2answers
590 views

Chrome HTML5 notifications displaying white font on white background

When filling an input with the wrong type or pattern and hitting "submit", Chrome displays notifications as shown below: The thing is, I'm using a theme with a dark background on my system, so the ...
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2answers
214 views

Emacs showing grey background where there are no characters

Since a couple of days, my Emacs is showing a light grey background on the parts of the window that are not covered by characters (see screenshot). Text appears normally black on white (as per ...
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2answers
2k views

Change color of active TAB for roxterm on XFCE / LXDE

I've recently moved away from Gnome because my virtual machine simply could not handle the load. The VM is running Debian and XFCE 4.10.1 (I've tried out LXDE before, too). The one thing that bites me ...
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1answer
119 views

GTK Linux application prior to gdm login remains on screen at login after program ends

I have a GTK Linux application which I want to use as an "Accept Terms of Usage" screen prior to the user logging in. The application is simple, a big Box with a Label and an Acknowledge button on ...
6
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1answer
816 views

Murrine engine on GTK3?

I'm trying to use a GTK theme which requires the Murrine engine, so I installed gtk2-engines-murrine from apt-get. It works fine in most apps, but some such as nm-applet segfault as soon as I try to ...
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1answer
1k views

Fonts look thinner in gtk application when not using gnome

The fonts in gtk applications such as emacs or gedit look thinner than in other applications when I use awesome as windows manager. Switching back to unity solve the problem. For instance DejaVu Sans ...
3
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2answers
508 views

Is there a way to configure system-wide word delimiters for text in GNOME/GTK+?

I'm looking for a way to define or view and modify which characters are considered word boundaries by GNOME, similar to the "select-by-word" characters used in GNOME Terminal (related question) or ...