Questions tagged [gtk4]
194 questions
0
votes
1 answer
Get Parent From gtk-rs CompositeTemplate
How do I get the parent of a CompositeTemplate in gtk-rs?
#[derive(Debug, Default, gtk::CompositeTemplate)]
#[template(resource = "/org/bil4x4/gnote/tree_view")]
pub struct GnoteTreeView {
#[template_child]
pub…
Bill Payne
- 1
- 1
0
votes
0 answers
1) gtk/gtk.h: No such file or directory
I am facing an issue in gtk 4 with MSYS2 and c language in VS-code, it shows an error of : gtk/gtk.h: No such file or directory
#include
int main (int argc, char **argv)
{
gtk_init (&argc, &argv);
//gtk code comes here
…
Hiren Meghnani
- 1
- 2
0
votes
1 answer
GTK4 Library Build fails to include dialog functions
I am trying to build a version of GTK4.4.2 on my Pi4/Bullseye that includes Vulkan support. I have downloaded GTK4.4.2 from gnome.org. I believe I have installed all its dependencies (glib, vulkan, etc.). I set the proper meson config params, run…
0
votes
0 answers
GTK Buttons how to create a bevel/3D effect
I would like to have my buttons, when toggled, to have a 3D bevelled look, as in the below image, created with Powerpoint:
Is this possible? In GTK4 the ShadowType and Relief properties have been removed, and it is recommended to use…
Cheetaiean
- 901
- 1
- 12
- 26
0
votes
0 answers
Show search history/suggestions for Gtk.SearchEntry
I want to create a suggestions drop down for a SearchEntry object in Gtk4 using Python.
In Gtk3 I can do the following to achieve my desired result:
import gi
gi.require_version("Gtk", "3.0")
from gi.repository import Gtk as gtk, Gdk
urls = [
…
Tobias P. G.
- 827
- 8
- 15
0
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0 answers
pygobject gtk4 , triying to print
i m trying to print my windows app , there is a lack of information actually , and all examples are in gtk3
i was able to print an hello world , but not my windows
i m using gnome builder
from gi.repository import Adw
from gi.repository import…
0
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0 answers
How to get GTK4 video playback using gtk_media_file_new_for_input_stream?
I'm trying to write a GTK4 app using python with an embedded media player to use for streaming.
Here's what I have now:
def async_run(func, *args):
thread = Thread(target=func, args=args)
thread.start()
class VideoStream:
def…
pi_squared
- 91
- 6
0
votes
0 answers
What rust trait bounds and how to satisfy them
For example:
fn main() {
// Create a new application
let app = Application::builder().application_id(APP_ID).build();
// Connect to "activate" signal of `app`
app.connect_activate(build_ui);
// Run the application
…
0
votes
1 answer
How can I add characters to an Entry input field with a button in rust gtk4
I would like to add characters to an input field using Rust gtk4. I've created the entry field as such (please assume I have a main function that runs the app and I another function that creates the UI):
let input = Entry::builder()
…
Shane Gervais
- 107
- 12
0
votes
2 answers
Why can't I use clone!() in gtk4 for Rust?
I've just installed gtk4 over gtk for Rust and wrote a hello world program to test if it works. I want to use the clone macro to pass a weak reference for my button but, its not recognising the clone in gtk4::glib and says I have to use gtk::glib…
Shane Gervais
- 107
- 12
0
votes
2 answers
GTK how to increase Grid cell width and height
The following code creates a grid of cat icons, using the cat.jpg file below.
static void make_toggles(GtkWidget * window) {
GtkWidget *stop_grid, vpaned;
int i;
stop_grid = gtk_grid_new();
vpaned =…
Cheetaiean
- 901
- 1
- 12
- 26
0
votes
0 answers
Previous keypress event or current key state (Python GTK)
My code:
class MainWindow(Gtk.ApplicationWindow):
def __init__(self, *args, **kwargs):
super().__init__(*args, **kwargs)
self.assigned_keys = {
111:False,
113:False,
114:False,
…
Oleg PM
- 1
0
votes
1 answer
Error - The procedure entry point could not be located in libpango-1.0.dll - Gtk4 Build App
When i try to open the .exe file from the Gtk4 build i get the above error
The procedure entry point hb_ot_color_glyph_has_paint could not be
located in the dynamic link library
CAmsys64\mingw64\bin\liopango-1.0-0.dll
The build was finished…
Shadow_Knight
- 41
- 1
- 7
0
votes
0 answers
How to use GtkPopoverMenuBar in GTK4?
Currently, I'm trying to use GtkPopoverMenuBar widget in a GTK4 app in C, based on the tutorial listed here: https://toshiocp.github.io/Gtk4-tutorial/sec17.html
Here's the current code I have:
#include
static…
Platinum Lucario
- 43
- 5
0
votes
1 answer
Why Vala Compiler Throws Errors When Using Question Mark (?) Operator?
I tried to build G4Music (https://gitlab.gnome.org/neithern/g4music) following its instructions but I got many syntax errors.
As you can see GTK-4.0 is marked as not found. However I have installed GTK-4.4 dev packages.
I'm using RHEL 9 as distro…
jplc
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