GTK+3 is a graphical user interface toolkit.

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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 ...
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35 views

How to make the background black in nautilus, evince, etc.?

I tried changing the colors in gtk-theme-config, but after tweaking the colors, restarting nautilus, and even logging out, the background is still white: I also tried out some themes from ...
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24 views

How to create a gtk theme?

If GTK3 is supported for ubuntu, then I will love to create one. Therefore, please assist me in how to create a GTK3 theme for ubuntu?
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45 views

Ubuntu 14.04 won't boot after trying to install GTK+

Yesterday I tried installing GTK+ with all the stuff required. Cairo, Pango, all that. Today, after a reboot, my computer won't boot into ubuntu, and shows a list of errors before going into "Low ...
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32 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 ...
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92 views

Gedit crashes on “open” after ubuntu upgrade(12.04->14.04)

Gedit opens normally byt when I try to open a file and I hit "Open" gedit closes, I've started from the command line hoping to get an error messge and I got one: (gedit:10582): GLib-GIO-ERROR **: ...
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1answer
44 views

Transparent background with Cinnamon

I use ubuntu 14.04 with cinnamon desktop. Everything is good, but in some applications background is transparent. How to fix it?
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1answer
69 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.
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163 views

What's the state of Mono (& Monodevelop) on Linux (specially on Ubuntu)?

recently I've starting developing using Xamarin Studio on Windows (using GTK#), but I want to ensure portability to Mac OS X and Linux distros, specially Debian and Ubuntu. I've seen that Mono on ...
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45 views

How to create an installer for a python GTK3 application?

I have just finished developing a Python 2.7 application using Gtk3 for GUI. My question is, how can I now create an installer for Windows, Mac, and Linux (possibly three different installers) for my ...
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133 views

Ubuntu 14.04 - slow scrolling using scroll arrows

Newly upgraded from 13.10 to 14.04. If I open a large document in gedit, or have a large terminal window open, then scrolling using the scroll arrows (i.e. left-click and hold down on the scroll ...
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47 views

Which .css theme file changes the buttons on top of nautilus?

This is what I am talking about: I'm making a theme and I don't know what I should be looking for, but I think it is somewhere in the gtk.css file. Edit: I know its in the gtk-widgets.css file, ...
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38 views

Can I use Pixmap Engine in GTK3 theme?

I asked this question before but I will reword it this time. Can I use the "pixmap" engine in GTK3 ".CSS" files? If so, how? I made a theme that I was pretty happy with, but was for a gnome 2 ...
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15 views

Assigning images to gtk3 theming styles?

You can do it in gtk2. Here is my button theme in gtk2 as an example. style "button" xthickness = 0 ythickness = 3 engine "pixmap" { image { function = BOX detail = ...
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25 views

how to approach legibility problem of light text in dark GTK theme

I'm working on a dark GTK theme for Ubuntu. This largely is going well, but I am not sure how to deal with certain scenarios such as instances of programs with a light colour scheme. A representative ...
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65 views

Active launcher icons glow when using numix theme

I'm running unity with numix gtk theme. When switching between the launcher apps using Super + Tab, the launcher icons glow to show the current active app is missing. I don't know if this is because ...
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1answer
1k views

How do you update GTK+ and/or Gnome on Ubuntu 14.04 LTS?

I found a theme that I wish to run, and it says that is is meant to run on Gnome 3.12. It says "Important note: This theme is designed for Gnome 3.12. May or may not work with other versions of ...
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150 views

python 3.4 import error on gi._gi [closed]

in python 3.4 I get ImportError: No module named 'gi._gi' after trying from gi.repository import Gtk Though I did sudo apt-get install python3-gi previously from terminal. Does anyone know how to ...
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1answer
71 views

Get rid of orange edge around radio buttons

I am currently working on a GTK+ 3 program and I constantly encounter this rendering mistake. The edges around radio buttons are drawn orange which is especially visible when the window is passive and ...
2
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1answer
766 views

How can I find out what ibus-daemon and ibus-ui-gtk3 are doing?

Occasionally my desktop slows down a lot. The mouse pointer moves slowly or not at all, my fan starts whirring, and the end is generally nigh. If I'm very patient normality usually restores itself, ...
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21 views

Is it possible to upgrade the default gtk-3.4.2 on Precise to a later version?

Is it possible to upgrade the default gtk-3.4.2 on Precise to a later version? I need to use a program that requires GTK+ 3.6 as the minimum, but the GTK+ version installed is 3.4.2. Is it possible ...
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211 views

How to use GTK 3.12 in XUbuntu?

Hello I am using Xubuntu 14.04. It is using GTK for applications. I want to convert all the applications to use GTK-3.12, so that menu bar could be adjusted within the title bar. Please guide me.
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42 views

how to specify button and tab border colours in GTK+ 3 theme

The theme "Ambiance" has buttons and tabs looking like this: I am trying to make a theme, but am having difficulty finding out how to change the button and tab border colours. The theme looks like ...
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56 views

How to create a theme with a picture panel svg or png for GNOME Flashback (Compiz), Unity, Gnome Classic?

How to create a theme with a picture panel svg or png for GNOME Flashback (Compiz) and GNOME Flashback (Metacity) and Unity in Ubuntu 14.04. How to create a theme with a picture panel (svg or png) ...
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1answer
456 views

ImportError: cannot import name Gdl from gi.repository

Trying to import the Gnome Docking Library I get the exception: ERROR:root:Could not find any typelib for Gdl ... from gi.repository import Gtk, Gdk, Gdl ImportError: cannot import name Gdl
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1answer
376 views

How to make titlebar transparent and Square up corners in default ambiance theme gtk3

How to square up title bar rounded corners of Ambiance theme GTK3 based theme in Ubuntu 14.04? and Is there any way to make window title bar transparent in Ubuntu 14.04?
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1answer
87 views

Unable to build GTK+ 3

I am getting started with open source contributions and need to make-build the gnome-calculator. I recently downloaded gnome 3 (ubuntu) and need to build the gnome-calculator which needs gtk+3. I ...
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2answers
5k views

Installing Gtk+ >= 3.12 on Ubuntu 14.04

I'm just trying to install Corebird. It has some dependencies and one of them is Gtk+ >= 3.12. I would say I have search a lot and finally frustrated from a lot of other dependencies. I'm afraid if ...
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102 views

Unselect the Gtk TreeSelection when cleraing the TreeStore model

I followed the python-gtk-3-tutorial and implemented a simple file browser using Gtk TreeView. It works pretty well, but but my problem is, that by the time of the initialization the first item in the ...
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2answers
216 views

How to revert from Gtk3 to Gtk2 indicators in xfce4-panel?

When with Saucy, I used this tutorial to have gtk3 indicators in xfce4-panel: https://wiki.ubuntu.com/Xubuntu/Roadmap/Specifications/Saucy/Gtk3Indicators Now I upgraded to Trusty and I see a messed ...
3
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1answer
932 views

How to remove window decorations 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 ...
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68 views

location menu:hover which gtk3 class themes indicator-datetime

setting .menuitem:hover or .menu .menuitem:hover does not help. I checked the source code gtk3 theme code etc I did also read the source code of indicator. The menu section is 100% code compatible to ...
2
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1answer
2k 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
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2answers
397 views

gtk-3 accessibility warning

I installed Xubuntu 14.04 with the most recent libgtk-3-dev library. Then I recompiled all my C programs. Now all these programs output a warning which was not there before, when I had these programs ...
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1answer
51 views

GTK3 theme: Where are these colours located in css

Can someone please tell me where the following colours are located in the css: the separators in the menus the separation line for gEdit when "Display right margin at column..." is checked in ...
4
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1answer
117 views

Correct handling of application URIs from Unity Dash

At some point, Unity changed the Uri type it returned when a drag-n-drop operation occurred of applications from the Unity Dash to a Gtk window in an app I wrote. In 13.04 (Unity 7.0), the data call ...
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1answer
123 views

ubuntu 13.10 how to change nautilus title bar color

I would like to know if I need to change the file nautilus.css in gtk3 theme folder or metacity.xml in metacity theme folder I use ubuntu 13.10 in flashback mode Thank You
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36 views

Create tab using Gtk+3 and Python and load file into it

I want to create an Ubuntu app using Gtk+3 and Python. In the app I want to be able to get the file from the user; create a tab and load the file into it (i.e. into the TextView that will be ...
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40 views

Launch a new window from Gtk+3 app

I want to create an Ubuntu app using Python and Gtk+3. I want to get the contents of the file displayed in the main window and load it into a separate window (load it into another TextView for ...
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66 views

ubuntu 13.10 gnome flashback theme

I would like to change colors in ubuntu flashback theme. I need to know if flashback uses gtk3 theme files or metacity files in theme folder. Thank You
1
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1answer
749 views

How to get text buffer from file and loading into TextView using python and Gtk+3

I want to create an Ubuntu App that uses Gtk+3 and Python. However, I would like to know how I can get the text buffer from a file and load it into a TextView. Does anyone know how this can be done ...
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0answers
66 views

How to create a capture button in a USB webcam using GTK in a C program? [closed]

I am working on a multimedia project where I have to create a capture button in a USB webcam, and when the capture button is clicked every picture will be saved in another window. Guys please help me. ...
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477 views

How to install windows 8/8.1 themes on ubuntu?

I found this link and this one that shows that win 8 theme could be implemented ! I could it even make it faster and 100% compatible to ambiance. My question is the following: We all know that ...
1
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1answer
1k views

How to compile gtk+3.10 programs in Ubuntu 13.10?

I'm learning GTK+3. I can compile my program on Fedora, but when I tested it on Ubuntu 13.10, I got errors undefined reference to gtk_widget_init_template and undefined reference to ...
2
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1answer
708 views

When will Firefox have pixel-perfect scrolling in Ubuntu? [closed]

Last I rebooted into Win8 I saw Firefox had pixel-perfect scrolling - like Ubuntu has with Nautilus, gedit and some other apps. When will Firefox for Ubuntu have scrolling that doesn't act like mouse ...
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64 views

Blurred lines in cairo gtk

I have noticed that cairo_set_source_rgb(cr, 0.0, 0.0, 0.0); // Color black cairo_set_line_width(cr, 1.0); // Line width in pixels cairo_move_to(cr, 10.5, 10.5); cairo_line_to(cr, ...
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86 views

How to downgrade gtk+ easy

I have elementary os installed (based on ubuntu 12.04, gtk+ v.3.4.2). I upgraded to gtk+ 3.6.1 using PPA. After using it I found a lot of inconsistencies in the interface... Can you help me to ...
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1answer
772 views

How to change Gtk.Notebook Tabs

There is a way to change the default Gtk.Notebook Tab? I want to realize a flat tab button
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2answers
352 views

How to build gtkparasite

i'm not able to build gtkparasite when i run: ./autogen.sh i'm get this error checking for GTK... no configure: error: Package requirements (gtk+-3.0 >= 3.10.0 gtksourceview-3.0) were not met: ...
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0answers
13 views

How to disable or reassign Unicode entry mode [duplicate]

How to disable or reassign Unicode entry mode (Ctrl+Shift+U) so I can use this combination in applications? Ubuntu 13.10