Questions about the GTK+ graphical user interface toolkit. The Gnome desktop uses GTK+.

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0
votes
1answer
98 views

How to make apps use Unity's scrollbar?

How can I make other apps display the same, slender kind of scrollbar that for example Files (the default file browser for Ubuntu) uses? To be precise I want this scrollbar everywhere, especially in ...
0
votes
1answer
55 views

bfgminer (lxterminal:1024): Gtk-WARNING **: cannot open display:

I'm getting "(lxterminal:1024): Gtk-WARNING **: cannot open display:" error when trying to run bfgminer on startup in the rc.local. If I run rc.local it starts fine so seem to be an issue with the ...
4
votes
2answers
133 views

Documentation for theming of unity-greeter

There are a lot of great gtk-themes out there for unity/gtk. However very few of them do have support for the unity-greeter. I want to work on them however I were not able to find an (official) ...
2
votes
0answers
60 views

find out all available gtk icon sizes

With gtk_icon_size_register () an app can register a new icon size, but how can I find out on the console, which icon sizes exist? I hope to be able to adjust icon-sizes of apps (in xfce4) that don't ...
1
vote
2answers
1k views

Emerald on Ubuntu 15.10

Is anyone else having issues installing emerald on Ubuntu 15.10? Added a few repositories but having trouble finding the packages? Does anyone have any pointers for this?
2
votes
1answer
56 views

GTK+ errors in many operations

When I try skype --secondary, I get: Gtk-Message: Failed to load module "overlay-scrollbar" Gtk-Message: Failed to load module "unity-gtk-module" With sudo nautilus I get: (nautilus:15683): Gtk-...
0
votes
0answers
393 views

C++ - How to import GTK+ or Glade libraries to CLion? Ubuntu 15.04

So, I've trying to create a simple GUI code in CLion, but it looks harder than I thought. What I have been doing so far: #include <gtkmm-3.0/gtkmm> CLion can't predict any of the objects/...
2
votes
1answer
315 views

Gtk-CRTICAL […] errors when starting 'nautilus' or 'evince' from the Terminal

when I am starting evince or nautilus from shell I am receiving those error-messages. Does anyone know how to fix them? I tried to reinstall both programs but the error continues. test@test-...
1
vote
0answers
207 views

Black bars on Eclipse after upgrading to Kubuntu 15.10

I just upgrade my desktop to Kubuntu 15.10 from Kubuntu 15.04, and I bizarre issue started happening in Eclipse. Looks like the divisors on software are black bars, instead of the desktop color for ...
0
votes
1answer
318 views

Ubuntu 15.10 update breaks IBM Notes 9

I upgraded to 15.10 and now Notes won't start (probably because they changed the scrollbar). Gtk-Message: Failed to load module "overlay-scrollbar" Gtk-Message: Failed to load module "unity-gtk-...
0
votes
0answers
200 views

GTK+-3.18.x installation on ubuntu

I have installed GTK+3.18.2 along with other dependencies on different directory /opt/apps/major/gtk and so on. The question is when I try to install using apt-get some apps that are looking for ...
0
votes
1answer
52 views

How to use theme as GTK+?

I've just extracted this theme into my ~/.themes folder, but I can only use it as a window theme. It's not showing up in my GTK+ themes list. How can I make it show up as a GTK+ theme as well?
0
votes
0answers
74 views

Compile ATK for arm comes with errors,S.O.S

When I am try to cross compile atk for arm on ubuntu,error happened.I have tested on atk 1.2.4 , atk 1.3.1 and atk 1.26,The error was same,so I think there would be some "problems" on my computer,...
1
vote
0answers
41 views

Web IDE that has a Linux compiler?

Is there a web IDE that has a Linux compiler (virtual Linux compiler) with Python support? I've created a Python application that uses GTK and Linux modules such as os.system and gtk. I need to ...
2
votes
1answer
333 views

Where are my GTK 3 examples?

I want to create a new GTK theme, so I installed gtk-3-examples so that I could get some template and example files, however now that I have installed it, I have no idea of where the example files are ...
0
votes
0answers
31 views

GTK2 apps unthemed

I'm in Ubuntu 14.04, currently I have the Dark Numix theme but GTK2 apps (I think) like LibreOffice or GIMP doesn't look right: Screenshot: Apps at left are unthemed I have applied it through ...
3
votes
1answer
8k views

Gtk-Message: Failed to load module “pantheon-filechooser-module”

Once upon a time, I've installed Pantheon desktop on Ubuntu 14.04. And then I decided to use vanilla desktop, Unity. So I've removed all things related with Pantheon. I can't remember the exact ...
0
votes
0answers
46 views

How to package a theme?

I've modified a theme (GTK+ Theme, Gnome-shell) and i want to package it, then upload it to a ppa. I tried following this tutorial but with no luck. http://packaging.ubuntu.com/html/packaging-new-...
0
votes
1answer
143 views

error in installing internet explorer using ies4linux on ubuntu 15.04

I'm trying to install internet explorer using ies4linux based on official document. after extracting ies4linux and run it I face a gui which I can select a version of internet explorer but after ...
0
votes
0answers
185 views

Icon theme not changing to Numix Ubuntu 14.04

I'm trying to select Numix Circle Icon theme as well as the GTK Theme. It was working before, but after an update now it won't load. It's selected in Unity Tweak Tool, but won't actually change ...
0
votes
2answers
134 views

Eclipse not run in Lubuntu?

I just installed Lubuntu, I can't run my eclipse, this is the log. Is there any problem with Gnome graphic? !SESSION 2015-09-26 08:15:10.619 ----------------------------------------------- eclipse....
0
votes
2answers
691 views

“No protocol specified , Could not open X display” error when Running bleachbit as root on KDE

I have this error when running bleachbit through sudo or as root: ~$ sudo bleachbit No protocol specified /usr/lib/python2.7/dist-packages/gtk-2.0/gtk/__init__.py:57: GtkWarning: could not open ...
0
votes
0answers
38 views

How can I fix ambiance and radience themes?

I have installed this theme http://www.webupd8.org/2014/10/install-ambiance-and-radiance-themes.html but now it has affected unity also, no small circled titlebar icons now all like adwaitna theme ...
1
vote
1answer
198 views

Ubuntu 15.04 Gnome 3 mouse pointer incorrect size upon boot

I have a Dell XPS 13 Developer Edition (project sputnik) running Ubuntu 15.04. It has a 3200x1800 display, so I have set window scale to 2 with gnome-tweak. When I boot into GNOME Shell 3.14.4 about ...
0
votes
0answers
26 views

how to change background color in “Printer Properties” menues

I have an annoying issue in my Ubuntu 14.04 (64bit) under "Print Properties." Initially, the menu looks like one expects (grey background, black text). Then, if I click on "Job Options", the ...
0
votes
2answers
1k views

Difference between “Numix” and “Numix Daily” GNOME themes

I have noticed that in the GNOME Tweak Tool there are options to change the themes of various things on your system: And I have also noticed two Numix themes there: Numix Numix-Daily Now I have ...
0
votes
0answers
78 views

Installed Kubuntu now Chrome and Firefox fonts are chunky

I installed Kubuntu/KDE on my 15.04 install to see what it was like, and now my fonts in Chrome, Firefox, Filezilla, VLC, and a few others are this KDE-looking squarish, blockier font. It's not like ...
0
votes
0answers
15 views

detecting/changing Toolkit on Lubuntu

I installed Lubuntu on 2 machines. For me it seems, that on of them is using GTK as toolkit and the other one qt. So my question would be: How can I detect with Tookit (Gtk, qt) do I use ? ...and is ...
1
vote
1answer
303 views

DDS plugin for GIMP

So I'm tyring to install this DDS plug in for gimp. I've done it before, but on this fresh install of Ubuntu I'm failing. I extract the archive, then type make. This results in: joel@Zetes:~/gimp-...
1
vote
0answers
63 views

Text editor for translation of texts without Java?

Is there an editor, preferable with GTK support, no JAVA (OmegaT looks ugly, or am I wrong?), to translate texts like in Swordfish under linux? Or is there a simple editor solution, like a plugin for ...
4
votes
0answers
150 views

How to integrate Qt software like FocusWriter, Telegram, Toggl Desktop or RStudio?

What is required to integrate Qt applications such as FocusWriter, RStudio, Toggl Desktop or Telegram Desktop into the design of Ubuntu? By default, these applications look as follows on Ubuntu 16.04:...
0
votes
1answer
80 views

Changing themes and environment variables :: 14.04 lts

Hey i'm having problems trying to find an editor for the theme color options, particularly pertaining to the field color and text color for general windows. I downloaded the new version of the GTK-...
0
votes
0answers
241 views

ClamTk does not launch

I installed an old ClamTk DEB from SourceForge, and it launched fine. When I upgraded my system, it threw me this error: ➜ ~ clamtk Gtk-WARNING **: Unable to locate theme engine in module_path: "...
0
votes
1answer
97 views

black parts of GTK+ windows

When I install GTK+ theme, I got these black parts on windows: I've tried different GTK+ themes, even default Adwaita has the same problem. When choosing Ambiance or Radiance - it works fine. I'm ...
1
vote
0answers
38 views

Scaled up Chrome window

Since a few months I have a problem with Chrome browser. It always worked perfect but one day I turned Chrome on and it appeared like rescaled up. The window and interface became huge, interface icons ...
0
votes
0answers
125 views

Pango Build Error (GTK+3 build)

I am building GTK+3 (3.16.6) latest version on my Elementary OS desktop (Ubuntu 12.04) following these installation instructions at GTK website. I have successfully built and installed the following ...
1
vote
1answer
129 views

Problems after removing gnome-shell package

I recently installed the gnome-shell package to try out gnome desktop, didn't like it so much so I removed it and returned to unity. I'm trying to fix a few things that seem to have been messed up by ...
0
votes
0answers
62 views

How To Customize my GTK theme?

I hav installed Ultra Flat Yosemite theme on my ubuntu 14.04. it's all good. But the close minimize and maximize buttons are a bit too big. I wanna reduce their size. Linux and its themes are open ...
1
vote
1answer
499 views

Force Mendeley Desktop GTK theme

I've been trying for a while to set the GTK theme of the Mendeley desktop UI, without success. The reason I want to do this is because I am using a dark theme, and that Mendeley is unreadable (dark ...
3
votes
2answers
5k views

Installed the Arc Theme, it doesn't look right

I just installed the Arc Theme, however it doesn't look right. As you can see here, mine looks completely different and looks like it's missing textures and other things: Whereas the normal theme ...
0
votes
1answer
3k views

(nautilus:13581): Gtk-WARNING **: cannot open display:

Just installed gksu to use gksu nautilus. When running this command the output after entering password is (nautilus:13581): Gtk-WARNING **: cannot open display: Not sure what caused this but i ...
3
votes
0answers
84 views

Wrong Language of GTK applications in Kubuntu

I have Kubuntu 14.04, and am running some GTK applications, for example Shotwell. The "Preferred Languages" in the locale settings are set to: English German French All the application ...
2
votes
0answers
44 views

Windows that start out maximized restore to an application-specific size, not always a good one

I don't know that this is an OS-specific thing, a bug in the various UI toolkits in use, or purely application-specific, but the inconsistency is mildly infuriating - enough, at least, to get me to ...
0
votes
1answer
229 views

dpkg reports gtk is installed, but make can't find it

I'm trying to compile a non-commercial biological database system on an AMD64 ubuntu machine (running 14.04), and I can't get it to work yet. The database relies on gtk+-2.0, but can't find it. I ...
9
votes
4answers
2k views

What is the default GTK 3 Theme Engine in Ubuntu Unity?

I was trying to install ubuntu-desktop package in Ubuntu-Gnome(gnome shell). Using unity-tweak I set theme as Ambiance. But only gtk2 applications are looking good. All gtk3 application has ugly ...
0
votes
1answer
486 views

How to receive/read raw file sent using Gtkterm thru serial?

I've downloaded Gtkterm in 2 desktop systems each with a RS-232 serial port. I'm attempting to transfer a simple .txt file between the 2 systems thru one of the available serial ports. The 2 systems ...
0
votes
0answers
68 views

CSD broken in Unity

Its awesome that Unity is slowly making strides in making CSD apps functional and less ugly in unity. but i was wondering , is there a way to fix it in 15.04 for the default theme?
1
vote
2answers
1k views

Permission denied when attempting to open ttyS# in GtkTerm

I'm trying to open a serial port in GtkTerm (downloaded from Ubuntu Software Center), however I'm getting "Cannot open /dev/ttyS0: Permission denied" error. Ubuntu Version: 14.04
0
votes
1answer
3k views

How to fix Numix theme on Ubuntu 14.04

I'm using the Numix-bluish-3.16 theme on Ubuntu 14.04. However, the visual experience is not very consistent. Some examples: Is it an incompatibility issue with my GTK version?
1
vote
0answers
118 views

What are the advantages of using GTK3 and GTK+3 over GTK-2?

I'm creating a utility program for Ubuntu in Python using GTK-2 and have been told by several people to use GTK3. Why would I want to do so, and would are the advantages of using it instead of GTK-2?