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Questions tagged [gtk3]

GTK+ (GIMP Toolkit) is a cross-platform framework for creating graphical user interfaces. GTK3 is version 3.

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GTK3 gsettings usage

As background: Electronics engineer, follow suckless philosophy (where posible), no knowledge about X and and any kind of toolkits (GTK or Qt), using arch linux, cannot stand GNOME. It bothers me that ...
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Webkit2GTK - Webview failed to set cookie in request

My code for loading the URL in webview looks like, #include <gtk/gtk.h> #include <webkit2/webkit2.h> int main(int argc, char* argv[]) { WebKitWebContext *context = ...
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pkg-config poppler, gtk+3 compile & link error

How do I fix this error that shows up when I try to compile my app that is written in gtk3 and poppler-glib: Package 'poppler-glib' requires 'poppler = 0.62.0' but version of poppler is 0.71.0 My pkg-...
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1answer
28 views

C program does not run on buildroot

I work for buildroot. My purpose work GUI on my buildroot with Gtk3.0 and Gstreamer1.0. I use Olinuxino A13 so I wrote GUI code(Gtk3.0 hello world example) on this with codeblocks. I use Debian wheezy....
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34 views

Tool to inspect desktop theme elements?

I just purchased a HiDPI monitor and though I've been able to fix the bulk of problems following the Arch HiDPI guide, there are still many problems to fix and I can't identify some of the desktop ...
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25 views

GTK3 inconsistent font and element size

I'm using Ubuntu 18.04, installed a couple of desktops, but I'm getting this weird behaviour where GTK3 windows, buttons and fonts are either too small or two large. For example, this is a terminal ...
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1answer
53 views

vala-appmenu does not hide non-global menu for Eclipse

vala-appmenu does not hide non-global menu for Eclipse: Everything is okay for other GTK2/3 apps (Eclipse is SWT, which is backed by GTK3). DE: xfce 4.12 Distro: Arch Linux vala-appmenu: 0.7.1.r19....
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Cairos's configure output: Is it enough for Firefox?

I intend to compile Firefox from the source. For that, I do need to compile GTK. And for that, I do need to compile Cairo. After solving some of Cairo's dependencies, I was able to run the configure ...
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52 views

Make GTK3 applications use the GTK2 dialog for font selection?

I prefer the user interface of the font-selection dialog of GTK2 to that of GTK3. How can I make GTK3 applications use the GTK2 dialog? EDIT: Unfortunately, Gnome doesn't let me take screenshots of ...
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87 views

hicolor fallback icon theme not used: “Gtk-WARNING: Theme file for hicolor has no directories”

I have the Numix-Square icon theme installed and in use. Sadly, this comes with the downside that icons that are missing from that icon theme do not use the fallback, hicolor, but show as missing ...
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1answer
10 views

On clicking Show Application in docker start hanging

I changes my theme by following youtube video. Now after changing theme my app launcher has started freezing and hanging and also background image has became fuzzy and so to reset i have executed ...
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197 views

How do i use a different GTK theme for netbeans?

I'm using Adapta blue as default desktop theme in my Fedora Linux workstation. However, I like Ambiance theme rendering of Netbeans IDE 9.0. I modified the launcher's exec in /usr/share/applications/...
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400 views

GTK+ 3 Theme Not Being Recognized by Some Applications

I have installed the Arc-Dark theme and set it to be my GTK+ theme, but for some reason it is not being recognized by some GTK+ 3 applications. Running gtk-demo the theme is picked up (so GTK+ 2 ...
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2answers
688 views

GTK+3 change text color in a label (raspberry pi)

I am trying to change the color of text in a label on the fly at runtime. I've tried applying a css style, I've tried two depreciated methods, and none of it works. Can it even be done, and if not, ...
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2answers
65 views

GTK3 Folder Name dialog is white on white

Since browsers on Xubuntu started using GTK3 instead of GTK2, and when saving a file, the dialog for entering a new folder name is white on white and hence unreadable. I gather this might be changed ...
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1answer
690 views

Setting up the dark Greybird theme on Xubuntu 18.04

I have read that Xubuntu 18.04 has a dark theme, but I could not find it anywhere. I have manually upgraded to the newest version from 16.04. Perhaps this is the reason why I could not find it, or do ...
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490 views

GTK3 Icon theme and window decorator per-application basis

I found here :), I can set a particular GTK3 theme per-application basis : GTK - Enable/set dark theme on a per-application basis Now I want to force : A particular icon theme per-application basis ...
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No titlebar and no scrollbars in a gtk3 app in Plasma desktop

I'm using a GTK3 app called Tilix. It's a terminal app. I have 2 computers with KDE Neon based on Ubuntu 16.04 LTS. In one of them, Tilix works ok. In the other one, no title bars and no scrollbars ...
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271 views

Roboto font not working with Openbox GTK3 applications while other fonts do

I am using Debian Stretch with Openbox window manager and I am trying to set the uniform look for GTK2, GTK3, QT4, QT5 widgets. Everything went smoothly except for GTK3 that partially ignores ~/....
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285 views

libgtk-3-0 not working

During a longer session I encountered that after a user change I could no longer start a bunch of programs neither from console nor via start menu. (including Firefox, Chromium, Google-Chrome, ...
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2answers
212 views

How to run jhbuild as root

I have installed jhbuild and set the PATH variable to $PATH:~/.local/bin. Now when I run jhbuild command I get error: You should not use jhbuild as root user and when I change the user to non-root and ...
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4k views

Error message in Debian Stretch: Failed to load module “canberra-gtk-module”

I'm using Pycharm IDE on the Linux Debian 9 stretch OS and getting the following error when I try to install the python Debugger extension (Cython). The error I get is the following one: Gtk-Message:...
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1answer
4k views

How to install gtk3 in CentOS?

I have gtk2 installed on my ec2 machine instance. In order to install the latest google-chrome/mozilla-firefox version, it requires libgtk3 to be installed in the machine Will there be any ...
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1answer
682 views

Some gtk apps have black border in Plasma

Now I'm using KDE plasma as my DE, and I really like the style of elementaryOS. So I use a theme inspired by elementaryOS. But in some gtk apps, it has black border and some circle buttons are out of ...
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Seamonkey browser not honouring Gtk font settings

I am having some minor trouble with SeaMonkey 2.49.1 on Linux (Manjaro 17.1.1 KDE). SeaMonkey isn't affected by my Gtk font settings. Instead it uses a really thin and barely legible font. It is the ...
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1answer
3k views

Install Firefox 57 on CentOS 6.5

I did the following steps to install Firefox 57 on CentOS 6.5 : 1) wget http://ftp.mozilla.org/pub/firefox/releases/57.0/linux-x86_64/en-US/firefox-57.0.tar.bz2 2) tar xvjf firefox-57.0.tar.bz2 3) ...
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0answers
3k views

How to match GTK and KDE themes in Plasma 5

I would like to set a dark theme that is easy to read (no dark fonts on dark backgrounds or vice versa). And I want a consistent look for Qt and GTK applications (especially Firefox and Libre Office). ...
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1answer
695 views

Enable dark-mode in GTK2

So I am using Arc as my GTK theme, and applied it like this [Settings] gtk-icon-theme-main=Arc gtk-theme-name=Arc gtk-application-prefer-dark-theme=true in ~/.config/gtk-3.0/settings.ini To enable ...
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1answer
881 views

Except some applications (like VLC) from using the current gtk3 theme

I want to use a dark theme all over but to have some exceptions. Especially VLC looks awkward with a dark theme. Is there a way to avoid VLC using the dark theme? Considering answers under the ...
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1answer
733 views

gmodule-2.0 not found while compiling

I can't figure it out. I seem to have all deps installed, but I'm getting the following error while trying to compile ValaPanel on Xenial: ./configure Will output: -- Looking for RPMTools... - ...
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2answers
10k views

Failed to connect to Mir: Failed to connect to server socket: No such file or directory

I have installed libgtk-3-dev and wrote and compiled this code successfully(without errors I mean): #include <gtk/gtk.h> void destroy(void) { gtk_main_quit(); } int main (int argc, char** ...
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2answers
445 views

Is GTK+ lighter than OpenCV for showing pics and videos?

I want to use a library to showing pictures and videos in my C++ program running on an ARM-based board with Ubuntu-server. So I am looking for a way to minimise CPU consumption and memory needed, ...
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0answers
172 views

Gnome 3.12 - GTK Apps black areas glitch

This is my first question here so I hope I'm asking it the right way. My setup is: ubuntu gnome 14.04 gnome 3.12 gtk2 (version 3.12.2) and gtk3 (version 3.12.2) installed integrated Intel Graphics ...
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0answers
379 views

Changing Nemo's Text color using a GTK 3.20+ theme

I have this issue with a certain theme that I love. I am editing the theme currently and I am having issues locating where the nemo bar (with the URI and buttons such as back, forward, up, etc are ...
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233 views

Can I globally disable kinetic scrolling on touchpad?

I want to scroll exactly the distance I scroll, not twice as far. I'm sure kinetic scrolling is amazing for touch devices, but touchpads are no more touch devices than keyboards, where you touch the ...
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1answer
247 views

Enable recently used on Gtk3 file chooser

I can no longer see "recently used" in my GTK3 File Chooser Dialog. How can I put it back?
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2answers
6k views

How much of Xfce4 is GTK3?

Xfce4 was originally in GTK2. But after a recent upgrade to version 4.12, I find it is halfway GTK2 and halfway GTK3. Which applications are currently ported to GTK3 and which are currently not yet?
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2k views

Overriding gtk3 theme colors

I'd like to achieve something I thought would take a couple of seconds and turns out to be a nervous breakdown: override a theme's selected item color in a GTK3 theme. At first, I naively though that ...
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0answers
76 views

GTK+ GLib::Bindings problem

I am trying to get GTK+ development configured on my Beaglebone Black (arm7 Linux) running Debian Jessie and just about have everything compiling correctly (I am cross compiling on Win10 using ...
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0answers
747 views

How to safely upgrade GTK+ version?

I'm installing trying to install an extension that requires gtk+ 3.16 but my current version is 3.14 on Debian Jessie 8. The error message that the extension gives me is gtkbuilder: required gtk+ ...
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1answer
713 views

GNOME fails to start

I recently upgraded my Arch system to kernel 4.9.8. Upon reboot, I am unable to isolate the graphical target. dmesg gives me this: [ 54.537319] gnome-shell[756]: segfault at 44 ip 00007f312c42b311 ...
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1answer
8k views

Installing GTK+3.22

I am having issues with installing GTK+ 3.22 on my laptop. At first I tried downloading GTK and all its dependencies from here. I ran ./configure && make && sudo make install to ...
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1answer
2k views

How to fix gtk dependencies?

I installed GTK+ 3.22, but by doing so I managed to break my system completely for a while. I had to resort to recovery mode and to deleting all libraries related to GTK and then run apt-get purge ...
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0answers
493 views

Installing Pango 1.40.3

Recently I've installed GTK+ 3.22 and one of its dependencies was Pango 1.40. After installing Pango 1.40 I've noticed that when I build a game I made with Cocos2d-x I get the following error: In file:...
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1answer
637 views

Debian Xfce, Proper GTK 3 Greybird Theme Integration with Chromium

I have Debian Stretch with Xfce desktop environment. I am using Greybird theme. I have used gtk-theme-config to add in my custom green color, hex #324820. I also replaced the default blue, #398ee7, ...
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510 views

How to run Firefox and Thunderbird with different GTK style?

I use Manjaro Cinammon with the best GTK style I ever seen called Vertex Maia Dark. But the Firefox search bar doesn't look good, and other themes doesn't change this element it depends on GTK style. ...
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127 views

Can we run two system dbus processes of different version?

I have two installations of gtk and dbus: The default system installation of version which is not supported for meld. Shared installation of version that supports meld and for use across different ...
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1answer
792 views

GTK3 Widgets Rendered Badly, Depending on Theme

I'm trying to figure out why the widgets in GTK3 windows are messed up, whereas widgets in GTK2 windows seem to be okay. Here we see the file browser SpaceFM, next to the Xfce4 appearance/theme ...
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1answer
581 views

figuring out which theme am I running under Debian-mate?

I have 2 desktops, GNOME and MATE. As far as I know the GNOME 3 theme lives under [~/.config/gtk-3.0 On right-click > Change Desktop background > Appearances and Themes > It's menta with some ...
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0answers
188 views

gtkinspector in Linux Mint Cinnamon

How can i install and run gtkinspector in Linux Mint Cinnamon? This solution not working: https://askubuntu.com/questions/706629/how-to-activate-keybindings-for-gtkinspector I tried: sudo apt-get ...