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

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3
votes
1answer
121 views

Get rid of white highlight in Dolphin with mouse over

Hello I'm trying to get rid of the white highlight in Dolphin that happens when you go over something with your mouse. I tried editing sudo gedit /usr/share/themes/Ambiance/gtk-2.0/gtkrc, but can't ...
1
vote
1answer
172 views

How can I use --gdk-debug with GTK2 programs?

I want to view the GDK events received by a GTK 2 program (Xournal) for debugging purposes, which should be possible by passing the option --gdk-debug=events). However, the option apparently is passed ...
5
votes
1answer
29k views

gksu: Gtk-WARNING **: cannot open display: :0

All of the sudden gksu stopped working for me: ~$ gksu gparted (gpartedbin:24252): Gtk-WARNING **: cannot open display: :0 The same happens with gparted-pkexec: ~$ gparted-pkexec No protocol ...
14
votes
4answers
1k views

After 15.04 update: Aliased/choppy icons

Just updated to 15.04, and my icons are all aliased/choppy looking now. I tried purging and reinstalling my icon themes, and I keep seeing this warning: gtk-update-icon-cache: The generated cache ...
0
votes
2answers
434 views

Gtk-Message: Failed to load module “gtk-vector-screenshot” - Xubuntu 14.04

Above message appears when starting any GTK app from terminal after (supposedly) uninstalling gtk-vector-screenshot 0.3.2.1-1ubuntu1 via Software Center. (didn't support as many apps as I'd hoped, or ...
3
votes
1answer
186 views

How to use GTK/GNOME notifications services in Java?

I've started learning Java and to have some project to actually put knowledge to the practice, I decided to make a custom notifications service. I know that Java is not the best option, but that's ...
0
votes
1answer
616 views

Missing characters after update ubuntu 14.04

today i have installed on my new Lenovo L450 ubunut 14.04, everything was fine.. after update i rebooted the PC and characters are missing in GTK apps (netbeans, unity is ok, anything else is wrong) ...
1
vote
0answers
174 views

How to get true, correct font rendering on Ubuntu 14.04+

Font rendering has always been a huge problem on Ubuntu. I am hoping someone has a real solution to this problem. I have a laptop with a 17" (382x215 mm) display running at 1920x1080, approximately ...
0
votes
1answer
68 views

Does 'g_thread_join' delete 'gpointer data'?

From the reference manual: "g_thread_join() consumes the reference to the passed-in thread . This will usually cause the GThread struct and associated resources to be freed." Does 'g_thread_join' ...
-1
votes
1answer
281 views

boot repair in terminal

(glade2script:7962): Gtk-CRITICAL **: _gtk_style_cascade_get_for_screen: assertion 'GDK_IS_SCREEN (screen)' failed (glade2script:7962): Gtk-CRITICAL **: _gtk_style_provider_private_lookup: assertion '...
-1
votes
1answer
216 views

network icon disappeared in gnome-panel

Today I dragged a photo to the gnome-panel.Then the panel background changed,but after a reboot i got an error saying "reload gnome-panel". I reloaded, but it asked 10 times. After that my network ...
0
votes
1answer
565 views

can i uninstall ubuntu 14.04 unity desktop environment and replace it with paper-gtk

I'm a Linux newbie... the first Linux OS I started using is Ubuntu 14.04.02 LTS and to be honest, I really don't like the Unity desktop environment that ships with Ubuntu so I was wondering if I could ...
2
votes
1answer
101 views

rhythmbox button icon names?

The shuffle and loop/repeat button icons in rhythmbox don't match my gtk icon theme. I would assume that's because my theme is missing files named appropriately in order to theme those icons. Is ...
0
votes
1answer
121 views

Does Spyder work with Python GTK in Ubuntu?

Does Spyder work with Python GTK in Ubuntu? Or is Spyder Qt only?
3
votes
0answers
173 views

How to write a policykit/polkit permission file to programmatically have access to a file in /usr/share

I'm writing an application that needs to read and write an existing file in /usr/share... If I understood well I need to use Polkit/PolicyKit to ask the system for a permission and ask the user to do ...
1
vote
3answers
6k views

Python 2.7 ImportError: No module named repository

I'm completely clueless. I uninstalled, and re installed gi and python2.7. Do you guys have any ideas? ~ > /usr/bin/python Python 2.7.6 (default, Mar 22 2014, 22:59:56) [GCC 4.8.2] on linux2 Type ...
4
votes
1answer
225 views

What is the right way to develop themes for Ubuntu?

I forked the Ambiance theme to create my own one which I maintain. I wonder what's the best way to develop Ubuntu themes. My current solution is: Have the theme directory into ~/Documents/foo I ...
1
vote
0answers
29 views

transmission-gtk before login

I know, probably Im asking too much, but... is there any chance to run transmission-gtk even if any user is logged in? I should have transmission-daemon installed instead of gtk, but I love GUI..
1
vote
0answers
305 views

How Are Ubiquity (Installer) Steps Customized On 14.04?

I'm trying to edit the Ubiquity installer on Ubuntu 14.04, but failing miserably. For example, I'd like to have "Download Updates" and "Install 3rd Party Software" automatically checked. Editing the ....
0
votes
1answer
522 views

LispWorks PE (installation) on Ubuntu 14.10 (64bit)

I have problem with personal edition installation and launch on UBUNTU 14.10 (64bit). Thank you for your advice. My installation steps: Downloaded files from lispworks homepage: lwlper-licence.sh, ...
4
votes
2answers
131 views

How to uninstall a theme without knowing its name?

I'm new here so I'll try to make this concise. I recently installed a dark theme for inkscape and just realized it applied to my whole ubuntu system. Unfortunately, I don't recall the name (stupidly,...
1
vote
0answers
33 views

GTK disappears while in sudo mode [duplicate]

I want to know how is possible to enable gtk (gtk2 engine) in this case for sudoers? When I start an application using gksudo or it run elevated, the application doesn't benefit from the engine while ...
0
votes
1answer
554 views

How to restore all default theme settings

I have been having a problem for a while now, I was hoping that upgrading to 14.10 would solve it but it hasn't. My theme settings are messed up, presumably because I have installed other themes but ...
0
votes
1answer
2k views

Failed to load module “pk-gtk-module” in host centos while ssh to ubuntu

When I am logging in via SSH to the Ubuntu 12.04 server from CentOS machine and running the gvim editor then I am getting the error: Gtk-Message: Failed to load module "pk-gtk-module" . If I am ...
0
votes
1answer
110 views

GTK theme broken on move to Ubuntu 14.04

A GTK2 theme, expressed in a gtkrc file, worked fine in Ubuntu 10.04 and 12.04 but part of it, shown here: # Base style for all GTK widgets. style "default" { fg[NORMAL] = "#000000" ...
0
votes
1answer
559 views

Light Adwaita theme for Ubuntu Unity - toolbar customization!

The above snapshot shows some application windows: Nautilus, Rhythmbox, gedit using the Adwaita theme on Ubuntu 12.04 (Unity). I've made changes in /usr/share/themes/Adwaita/gtk-2.0/* but that doesn't ...
2
votes
1answer
5k views

Kubuntu 15.04 Vivid Vervet: Why do GTK apps look ugly? [closed]

I'm running Kubuntu 15.04 Vivid Vervet Alpha 2. I am a KDE fan and love Plasma 5. However, I have this problem where GTK apps look like crap. Screenshots: Thunderbird: Upload boxes: This is ...
0
votes
1answer
37 views

Ubuntu desktop only loads GTK theme after second login

I have Ubuntu 14.04 with default Unity The first time I log into ubuntu, it seems GTK is having some problems, the buttons appear very squared, the font is wrong, non anti-aliased and the windows ...
9
votes
1answer
809 views

What are the icons on the top bar called? [duplicate]

What is that called? The reason I'm asking is that I'm creating a desktop application in Java (using the gnome java library - with GTK support) and I want my app to be visible there as well with a ...
0
votes
1answer
615 views

Restoring themes and icons to default state?

I tried to install various themes on Ubuntu 14.04.1 on two computer though I succeed on one I completely messed up on the other. The problem is although I have deleted the theme files and ppa-purged ...
0
votes
1answer
342 views

Ubuntu 14.04.1 LTS 64-bit GTK themes and Icon themese not working properly

I have Ubuntu 14.04.1 LTS 64-bit installed on two separate computers (Dell XPS L502X and Dell Latitude E5440). The themes I installed either by extracting compressed files or using the apt-get package ...
1
vote
1answer
400 views

Creating GTK+ 2 key press event

I wrote a small GTK+ 2+ program (in Python) that responds to a button click by sending a gtk.Event to simulate a key press. It works fine on every version of Ubuntu that I have including Kubuntu, but ...
1
vote
3answers
823 views

Installing and activating themes on Ubuntu 14.04 64-bit Unity, how to do?

There are lots of cursor, icon, window and GTK themes on the web and I downloaded some of them, but I do not know how to figure out if they are compatible with Ubuntu 14.04.1 64-bit Unity? Furthermore,...
1
vote
0answers
409 views

Gtk-WARNING related with themes, should I take them seriously?

I launched Evince from the command prompt after TexLive installation to test some of generated pdf files and noticed that there were warnings related with icon-themes. While Evince was running I ...
1
vote
1answer
523 views

“cannot open display: :0” error when using sudo with any GTK app

I want to run gmsartcontrol (UI tool for smartctl) which needs to be run as root in order to access the drives and read their SMART status. However doing this: sudo gmsartcontrol I get this ...
0
votes
1answer
2k views

No GUI and Long on screen in ubuntu 14.04 after removing GTK

I removed the gtk+2 and gtk+3 by the command apt-get remove command. But after that, I could not log on to my system, there is no Log in screen and other GUI icons. But the PC is working, I could ...
19
votes
0answers
363 views

Change the opacity of a cut selection (nemo.css)

I am trying to find what I need to edit in a GTK theme (specifically Ambiance) to change the opacity of a cut file. A selected file is orange and when I cut it, it is a little opaque - I'd like it to ...
0
votes
2answers
635 views

GTK apps not respecting Kubuntu's oxygen-gtk theme when executed as sudo

I am using Kubuntu 14.10 and it's working quite well so far, but my problem is pretty much what it's stated in the title, when executing a GTK app that requires sudo privileges, such as Synaptic ...
0
votes
1answer
585 views

Installing ubuntulooks and using themes for applications

I use ubuntu 14.04 with gnome3 shell. Hi, I would like to start my application with gtk2 theme. I was using this tutorial: http://urukrama.wordpress.com/2008/07/13/setting-a-custom-gtk-theme-for-...
1
vote
1answer
242 views

Cannot change GTK and icon after changing LightDM greeter

I changed my LightDM greeter and suddenly I cannot change my gtk or icon theme. The dconf settings are there, but the system is not responding to changes, nor are the themes being used by all ...
0
votes
1answer
80 views

Enable a window without titlebar in all workspaces

I have a window (Google Hangouts App, to be precise) that I want to show up on all my workspaces. However, the window dosen't have a titlebar, so I can't right-click it and untick Only on this ...
5
votes
4answers
2k views

Strange font issues on Ubuntu 14.04 Unity

somehow the fonts on my ubuntu machine started looking really strange: I tried reinstalling the unity light theme, but that didn't change anything unfortunately. Do you have an idea how to fix this ...
0
votes
1answer
510 views

eclipse-dark and Ambiance-dark - how to change background color of current line

I'm trying to use the Dark theme with eclipse and the results are pretty cool. However, as you can see from the image below (last line starting with ObjectMapper), it is pretty difficult to read the ...
1
vote
1answer
437 views

Editing Raleigh GTK theme

There's the default GTK theme in XFCE called Raleigh. I would like to change the dark blue color (#4b6983) to something different. But if I go to /usr/share/themes/Raleigh/gtk-2.0/ and take a look at ...
1
vote
2answers
825 views

FileZilla - Tab overlay issue

Ubuntu Version: 14.10 FileZilla Version: 3.9.0.6 This is happening when I try to open a new tab. It overlays the current tabs. Also the tabs are not switchable in this case. (prog-filezilla:13881): ...
1
vote
1answer
628 views

Missing libglademm-2.4.so.1 - where can I find this library for my embedded linux box?

I am trying to run FlyCap2 on my NVidia Jetson so that I can use my PointGrey FireFly MV machine vision camera. I am unable to run the main program because it is lacking a glade library. Any idea ...
2
votes
1answer
3k views

export SWT_GTK3=0 on terminal, does it effect your system?

This question is related to my other question : Full dark theme for eclipse Luna in Ubuntu 14.04 So, i should run export SWT_GTK3=0 on a sh script for eclipse, but i mistakenly run it from my ubuntu'...
5
votes
2answers
1k views

Gedit and Filezilla Input Problem

I upgraded 14.04 to 14.10. I installed my apps(lamp, nodejs, filezilla, phpstorm, git etc.). I have some input problems in some apps. In Filezilla, I can't use tab and delete keys Some UI problems, ...
0
votes
1answer
480 views

lightdm-gtk-greeter keeps loping into login screen

Since I had problems with unity-greeter I had installed lightdm-gtk-greeter and it keeps looping into the login screen. 14.04 ubuntu I have several solutions: removing .Xauthority file, reinstalling ...
0
votes
1answer
1k views

ImportError : No module named gtk & Python-2.7.8

As a newbie to Ubuntu 14.04 LTS, as usual with other linux builds, I installed Python 2.7.8 for compatibility issues and out of sudden I got: File "/usr/bin/bleachbit", line 41, in < module > ...