GTK+3 is a graphical user interface toolkit.

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28
votes
5answers
10k views

Can I apply a different GTK3 theme from the main one to an individual application?

For example, can I keep Ambiance as main theme but assign elementary theme to elementary's app?
3
votes
2answers
296 views

Where has the gnome terminal GTK3 style configuration moved to in Ubuntu 16.04?

In Ubuntu 14.04, I could style the appearance of the gnome terminal and its tabs by creating a file /home/$user/.config/gtk-3.0/gtk.css and putting CSS code into it e.g. TerminalWindow ....
7
votes
0answers
73 views

Change GTK+3 icon theme for a specific application

Firefox doesn't play well with dark system themes and I want to use it and only it with a light system theme, which can be done with an environment variable, but then it will still use my default ...
2
votes
1answer
114 views

Tweaking newer GTK3 themes

The Numix theme is available by installing shimmer-themes from the software center. It is installed by default in Xubuntu. In 14.04, I was able to modify some aspects of the theme by directly editing ...
5
votes
1answer
865 views

Ubuntu 16.04 Gnome Conky does not work right

I downloaded and installed Ubuntu gnome 16.04 and I installed icon and theme and much. Finally I installed conky-manager but it doesn't work correct like this.
0
votes
0answers
10 views

Ecllipse Freezes even after setting GTK ubuntu 16.4

eclipse freezes when I try to create a new class I tried editing eclipse.ini file here is the current eclipse.ini file -startup plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar --...
0
votes
0answers
19 views

There was an error message when I launch the smart-notifier in Ubuntu 16.04

/usr/share/smart-notifier/smart_notifier/gui.py:23: PyGIWarning: Gtk was imported without specifying a version first. Use gi.require_version('Gtk', '3.0') before import to ensure that the right ...
3
votes
2answers
11k views

How to install gtkmm?

Is the gtkmm package already installed by default? If not how do I install it on Ubuntu with all the prerequisites? Would a command line install be better? Do I need to add a repository?
1
vote
2answers
231 views

How to handle SWT applications in 16.04

It seems that SWT (eclipse based) applications in Xenial (16.04) are mostly broken with default-jdk (ie openjdk 8). This includes Eclipse IDE, Gantproject, etc... They either won't load, or won't ...
2
votes
1answer
24 views

Separate icon sets for GTK+2 and GTK+3 applications on Kubuntu

I use the Breeze Dark theme on Kubuntu, which also works perfectly with GTK+2 applications, but it's not fully supported on GTK+3 applications like Firefox yet. Because of that, I've set my system to ...
2
votes
1answer
23 views

Can I choose to not sort directories before files on file open dialogs?

I would prefer to not have directories sorted before files within the file open/save dialogs. I would like everything sorted by modification date regardless of file or directory. I have done a fair ...
0
votes
1answer
33 views

How do I install WebKitGTK+ in Ubuntu14.04

I want to build a web interface for my GTK+3 application but I have some problem in installing WebKitGTK+. What are the dependencies that I need to install?
2
votes
1answer
67 views

Use GTK3 in a snapcraft app

How can I use Gtk3 in my snap app? should I add Gtk3 as a plugin to snapcraft.yaml? and how to build it? However I can build Gtk3 outside of snapcraft system.
9
votes
2answers
1k views

How can I enable the GTK3 header bars on Ubuntu 16.04?

I want to see the applications like when running on Gnome 3 (with the buttons in the title bar): Instead of how I see them normally: I can achieve what I want by running these commands before ...
0
votes
0answers
29 views

Modify GTK GUI combo box

I'm attempting to modify a GTK GUI that came with my OS. I have found the file for the UI, (it is in XML) but what I am trying to modify is in the backend. More specifically, I want to modify the ...
2
votes
1answer
54 views

Can't use GTK Inspector for gnome-terminal

I am trying to inspect the gnome-terminal with the GTK Inspector. This inspector works on other GTK programs like gnome-calculator and gedit. However, when I try to run this on the gnome-terminal, ...
3
votes
1answer
225 views

How do i theme new Header-bar for gtk3 compnents?

in my themes i do now have header-bars definiton . I don't get the ambiance code in this point. I did see that they aren' t exactly like normal toolbars. and don' t behave like ones. Can someone ...
0
votes
2answers
49 views

Python code to GET (not set) the current desktop wallpaper image

Like the title says, I'd like to slurp in the entire 1920x1080 background wallpaper image into a readable object regardless of what windows, panels, launchers, etc. may currently be on top of it. ...
0
votes
0answers
28 views

binary file cannot link to swt

I want to install TickWrite on my ubuntu 14. machine (64). When I run TickWrite binary file, I receive the following error at the end of the installation: TickWrite7 has been successfully installed ...
3
votes
1answer
332 views

How to create a custom splash screen for a program?

I am currently building a client for our users at work with Ubuntu MATE 15.10 and Plank as a dock. But when I click for example the Firefox icon in the dock nothing happens until it suddenly pops up ...
1
vote
1answer
66 views

White corners in some GTK apps in ambiance theme

I am facing a problem with some certain apps i.e. 'gnome calendar', that hard-edgy white corners are shown instead of the normal curved corners in the default ambiance theme I am running a fully ...
2
votes
2answers
2k views

How to change the colours in GTK3 themes

How to change the colors of a GTK3 theme? Is there any way to that? Kindly assist.
5
votes
1answer
2k views

How to remove window decorations (title bars) from Ubuntu 14.04

I never used window decorations to maximize / minimize windows, but keyboard and mouse/keyboard shortcuts for all operations. In the good olde days, you could just disable and tweak the window ...
0
votes
0answers
181 views

Force LibreOffice 5.1.2.2 to use gtk2 instead of gtk3?

I have LibreOffice Version: 5.1.2.2, Build ID: 1:5.1.2-0ubuntu1 running on Lubuntu 16.04 LTS. It defaults to gtk3, but I want to know if I can switch it to gtk2 instead as hinted by comment #7 in ...
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
137 views

Ubuntu Mate: Change font color of Desktop Icon

How does one change the font color of Desktops Icon using Ubuntu 16.04 Mate and the gtk-theme Radiant-MATE from white to black? I add at the ende of /usr/share/themes/Radiant-MATE/gtk-3.0/gtk.css ...
1
vote
0answers
18 views

White scrollbar on ROXTerm

My ROXTerm GTK3 has rather irritating white scrollbars. Does anyone know how can I remove that white background? Screenshot of my ROXTerm: ROXTerm Screenshot of Gnome Terminal: Gnome Terminal
-1
votes
1answer
33 views

What is the name of this widgets?

I am tweaking a theme to my taste and I changed the accent color from orange to #9E9EB3. The problem is that one kind of widget now have mixed color of orange & #9E9EB3. Can some one tell me ...
0
votes
0answers
38 views

Menus too far apart on Xfce

I have noticed on several gtk applications, that the menu spacing is too far apart. I'm using Xfce, greybird theme. But this seems to happen no matter which theme i use. On the attached image, you ...
2
votes
0answers
82 views

Problem with the widgets of GTK Theme

I've been tweaking GTK Theme called "Yosembiance" to my taste. Basically I want to remove the orange accent color and use #9E9EB3 as the accent color. I've installed TheWidgetFactory and all the ...
1
vote
0answers
52 views

What tool to use for testing GTK 3 Themes?

Hello I am looking for a tool to check if every aspect of a gtk-3 part of a theme is fine. Something like TheWidgetFactory, but for GTK3.
0
votes
2answers
2k views

Graphics Device initialization failed for : es2, sw

I am getting following error while running Kangaroo Test Automation Graphics Device initialization failed for : es2, sw Error initializing QuantumRenderer: no suitable pipeline found java.lang....
0
votes
0answers
1k views

Error launching Chromium browser

I am getting the following error while launching Chromium. I am using Ubuntu 14.04. Using PPAPI flash. chromium-browser --ppapi-flash-path=/usr/lib/adobe-flashplugin/libpepflashplayer.so --ppapi-...
0
votes
1answer
66 views

Remove grey border around pavucontrol in 16.04 [closed]

This issue is best illustrated with an image: As you can see above there is a grey border around the actual contents of the application. What I've tried thus far is to modify the contents of ....
7
votes
2answers
2k views

How do I open GTK Inspector?

I am using GTK.3.15. When attempting to open GTK Inspector using the Ctrl+Shift+I or Ctrl+Shift+D, nothing happens. Does not matter what application or widget I am using. Nothing happens and my ...
0
votes
0answers
232 views

Python Gtk-ERROR **: GTK+ 2.x symbols detected

I was trying to run my first OpenCV program in python on Ubuntu 14.04. import cv2 import numpy as np import matplotlib.pyplot as plt img =cv2.imread('share.jpg',0) cv2....
18
votes
3answers
5k views

How to fix GTK3 scrollbar behavior

I have removed the overlay scrollbars. How can I configure GTK3 scrollbar clicking behavior? GTK3 applications scrollbars behave strangely under Ubuntu 12.10 and 13.04. This also happens with Fedora ...
3
votes
3answers
559 views

Whats the proper way to install Jhbuild?

Im running ubuntu 14.04, and im having difficulty in installing Jhbuild. I followed various links when i faced errors, and they are always the same. The links are: http://python-gtk-3-tutorial....
2
votes
1answer
120 views

How to remove the scroll limit fade (edge-overshot effect)?

When scrolling in any list of files or some other apps, when the bottom or top is reached, ubuntu displays some kind of "fade" effect like with scrolling in android noting the limit. How can this ...
4
votes
1answer
9k views

GTK3 theme in KDE

I am using Kubuntu 12.04 and QtCurve widget style which does not support GTK3: How can apply a GNOME theme for GTK3 apps? I found an advice here: installed gnome-themes-standard and gnome-themes-...
0
votes
0answers
62 views

Ubuntu 15.10 slow stepper scrolling in terminal

Upgrade to 15.10, the stepper scrolling in GNOME Terminal is unresponsive, requiring between 4 and 7 clicks to scroll one line. I use a theme with scrollbar steppers (the arrows either end of the ...
3
votes
1answer
72 views

How to create colored borders for all windows?

Is there a simple gtk.css tweak (or similar) that allows me to have a colored border on all created GNOME/Unity windows? Something like this on web page: body { border: 10px solid #000000; }
2
votes
1answer
295 views

LibreOffice, GTK3, and Lubuntu 14.04 LTS

OS: Lubuntu 14.04.3 LTS fully updated Kernel: 3.13.0-77-generic I've just installed LibreOffice Version: 5.0.4.2, Build ID: 1:5.0.4~rc2-0ubuntu1~trusty1 like this: sudo add-apt-repository ppa:...
0
votes
1answer
66 views

recently-used.xbel is empty and entries are never added

I'm on a fairly new install of 15.10 and I noticed in gedit that I have no list of recently opened files. "~/.local/share/recently-used.xbel" is there and writable but the contents are the following: ...
1
vote
0answers
45 views

Why do I get two RandR errors each time I run the xrandr commands?

I'm in the process of creating an xrandr GUI frontend, but I keep running into randr errors. When I run the xrandr --newmode command, I get a BadName error. Running the xrandr --addmode command after ...
5
votes
3answers
11k views

How to change the background colour of a window?

Since 11.10 you can't change much in the appearance options, just the windows border styles but NOT the background colour like you could do it in Natty. For some odd reason as I upgraded to 11.10, it ...
8
votes
3answers
2k views

How to create a sliding widget (GTK+, Quickly)

Recently I've seen this widget in Gedit: It appears when you press Ctrl + F. What I am interested is in how to get the sliding effect. Any suggestion will be appreciated.
0
votes
0answers
39 views

How to fix libgtk-3-0 broken package?

For a while I have not been able to import the gtk3 library into python. I was going to try and reinstall the libgtk-3-0 package via synaptic, but that's when I discovered that it was broken. When I ...
2
votes
1answer
6k views

How to edit the color of the title bar and border width of a gtk3 theme?

Can someone tell me which file and item is edited to change the title bar and the border width in the gtk3 themes? I'm using Ubuntu version 14.04. Note: This is related to Using the Themes in the ...
1
vote
1answer
77 views

Why do I have two versions of gtk installed?

Using following command to see what version of gtk my system is using: apt-cache policy libgtk2.0-0 libgtk-3-0 It says: libgtk2.0-0: Installed: 2.24.27-0ubuntu1 Candidate: 2.24.27-0ubuntu1 ...