Category "gtk"

'undefined reference to' when using GTK with CMake

I'm trying to build basic GTK+ code(one of its tutorials) with CMake, but I keep getting 'undefined reference to *' where * is any GTK function that is in the c

Generate BackSpace event gtk/C

In GTK/C, I want to propagate the backspace keypress to a button clicked. Following the suggestion in this previous post, I tried with a small program: create a

How to retrieve the bounding box of an object with cairo

I'm making drawings with the Haskell cairo binding and I want to align some object vertically. To do that, I need to know the width (the bounding box or partial

How to Scroll a ScrolledWindow with arrow keys in Gtk 3.24.5?

I have a gtk entry right below the scrolled window which has the default focus , left and right keys move the cursor in the entry ,I am able to catch the key pr

How to use compile GTK in C on Mac OS

I'm getting started in c and would like to create GUI, so I tied using GTK. I followed the tutorial they gave on https://www.gtk.org/docs/getting-started/hello-

PyGIWarning: Gtk and Rsvg were imported without specifying a version first. Use gi.require_version

$ python -c 'from gi.repository import Gtk' -c:1: PyGIWarning: Gtk was imported without specifying a version first. Use gi.require_version('Gtk', '3.0') before

How to collapse Gtkmm notebook tabs?

So I am making a Gtkmm application using a Gtk::notebook and during run-time I'm adding new tabs to the notebook. But when I add more tabs than there is space o

Rust compilation error " failed to run custom build command for `freetype-sys v0.13.1' " win 10

I am trying to build a Rust program on Windows 10 having a GUI. When trying to compile a Rust file with gtk dependency on Windows 10 I keep getting the followin

Why GTK4 seems to use only 48x48 icons for displaying minimized application in all context?

In GTK4 the icon system for displaying the apps have changed. In GTK3/GTK2 we could use simple commands like gtk_window_set_icon() or gtk_window_set_default_ico

How is an 'undefined symbol' error possible if shared dependencies provide that symbol?

I'm trying to compile GTK 3.24.33 from source. At some point in the build process I got the following error Cannot load module /home/felix/apps/src/libraries/gt

GTK Image from String

I am trying to display an image based on a string of hex pixel data. The string object being transmitted to me is similar to the following: std::string image_b

GTK 4 and applications icons : how to include an application icon in a portable way?

I have difficulties to understand the icon system in GTK 4 (I work in C language). In GTK 2 and 3 that was easy to instruct the OS about the icon to use for dis

How to show a Message Dialog in GTK using GTK# (Mono)

I would like to show a dialog inside my GTK# application (I'm using MonoDevelop). Sorry for the silly question, but I'm pretty new to GTK and Linux in general.

How to compile GTK2 source code?

I'm trying to modify GTK2 on Ubuntu Oneiric. I download the source: apt-get source libgtk2.0-0 cd gtk+2.0-2.24.6/ I try to compile and overwrite the current

How to compile GTK2 source code?

I'm trying to modify GTK2 on Ubuntu Oneiric. I download the source: apt-get source libgtk2.0-0 cd gtk+2.0-2.24.6/ I try to compile and overwrite the current