WIP: C static gtk3 apps

meson-tutorial-gtk/glade-example-main.c

@@ -0,0 +1,52 @@
+#include <gtk/gtk.h>
+
+// Roughly following https://prognotes.net/2016/03/gtk-3-c-code-hello-world-tutorial-using-glade-3/
+
+GtkWidget *g_label_hello;
+GtkWidget *g_button_count;
+
+void on_button_hello_clicked()
+{
+  static unsigned int count = 0;
+  char str_count[30] = {0};
+
+  count++;
+  snprintf(str_count, 30, "%d", count);
+  gtk_label_set_text(GTK_LABEL(g_label_hello), str_count);
+}
+
+// called when window is closed
+void on_window_main_destroy()
+{
+  gtk_main_quit();
+}
+
+int main(int argc, char **argv)
+{
+  GtkBuilder *builder;
+  GtkWidget *window;
+
+  gtk_init(&argc, &argv);
+
+  builder = gtk_builder_new();
+  GError *error = NULL;
+  if (0 == gtk_builder_add_from_file(builder, "glade-example.glade", &error))
+  {
+    g_printerr("Error loading file: %s\n", error->message);
+    g_clear_error(&error);
+    return 1;
+  }
+
+  window = GTK_WIDGET(gtk_builder_get_object(builder, "window_main"));
+  gtk_builder_connect_signals(builder, NULL);
+
+  // get pointers to the two labels
+  g_label_hello = GTK_WIDGET(gtk_builder_get_object(builder, "label_hello"));
+
+  g_object_unref(builder);
+
+  gtk_widget_show(window);
+  gtk_main();
+
+  return 0;
+}

meson-tutorial-gtk/glade-example.glade

@@ -0,0 +1,63 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<!-- Generated with glade 3.36.0 -->
+<interface>
+  <requires lib="gtk+" version="3.22"/>
+  <object class="GtkWindow">
+    <property name="name">window_main</property>
+    <property name="can_focus">False</property>
+    <child>
+      <object class="GtkGrid">
+        <property name="visible">True</property>
+        <property name="can_focus">False</property>
+        <child>
+          <object class="GtkButton" id="button_hello">
+            <property name="label" translatable="yes">button</property>
+            <property name="visible">True</property>
+            <property name="can_focus">True</property>
+            <property name="receives_default">True</property>
+            <signal name="clicked" handler="on_button_hello_clicked" swapped="no"/>
+          </object>
+          <packing>
+            <property name="left_attach">0</property>
+            <property name="top_attach">0</property>
+          </packing>
+        </child>
+        <child>
+          <object class="GtkLabel" id="label_hello">
+            <property name="visible">True</property>
+            <property name="can_focus">False</property>
+            <property name="label" translatable="yes">label</property>
+          </object>
+          <packing>
+            <property name="left_attach">1</property>
+            <property name="top_attach">0</property>
+          </packing>
+        </child>
+        <child>
+          <placeholder/>
+        </child>
+        <child>
+          <placeholder/>
+        </child>
+        <child>
+          <placeholder/>
+        </child>
+        <child>
+          <placeholder/>
+        </child>
+        <child>
+          <placeholder/>
+        </child>
+        <child>
+          <placeholder/>
+        </child>
+        <child>
+          <placeholder/>
+        </child>
+      </object>
+    </child>
+    <child type="titlebar">
+      <placeholder/>
+    </child>
+  </object>
+</interface>

meson-tutorial-gtk/gtkmain.c

@@ -0,0 +1,22 @@
+#include <gtk/gtk.h>
+
+void button_event(GtkWidget *widget, gpointer *data) {
+  g_print("Button clicked\n");
+  gtk_button_set_label(GTK_BUTTON(widget), "It worked!");
+}
+
+int main(int argc, char **argv) {
+  GtkWidget *win;
+  gtk_init(&argc, &argv);
+  win = gtk_window_new(GTK_WINDOW_TOPLEVEL);
+  gtk_window_set_title(GTK_WINDOW(win), "Hello there");
+  g_signal_connect(win, "destroy", G_CALLBACK(gtk_main_quit), NULL);
+
+  GtkWidget *button = gtk_button_new_with_mnemonic("_Click me!");
+  gtk_widget_show(button);
+  g_signal_connect(button, "pressed", G_CALLBACK(button_event), NULL);
+  gtk_container_add(GTK_CONTAINER(win), button);
+
+  gtk_widget_show(win);
+  gtk_main();
+}

meson-tutorial-gtk/main.c

@@ -0,0 +1,6 @@
+#include <stdio.h>
+
+int main(int argc, char **argv) {
+  printf("Hello there.\n");
+  return 0;
+}

meson-tutorial-gtk/meson.build

@@ -0,0 +1,11 @@
+project('tutorial', 'c')
+# project('tutorial', 'c', default_options: ['c_link_args=-static'])
+
+# executable('demo', 'main.c')
+executable('demo', 'main.c', link_args: '-static', install: true)
+
+gtkdep = dependency('gtk+-3.0', static: true)
+
+executable('demo-gtk', 'gtkmain.c', dependencies: gtkdep, install: true, link_args: '-static')
+
+executable('demo-glade', 'glade-example-main.c', dependencies: gtkdep, install: true, link_args: '-static')

nixpkgs.nix

@@ -13,4 +13,4 @@ if builtins.getEnv "STATIC_HASKELL_NIX_CI_NIXPKGS_UNSTABLE_BUILD" == "1"
     if builtins.pathExists ./nixpkgs/pkgs
       then import ./nixpkgs {}
       # Pinned nixpkgs version; should be kept up-to-date with our submodule.
-      else import (fetchTarball https://github.com/nh2/nixpkgs/archive/5e6603fbba334804beaad21c9859a7a4347c1242.tar.gz) {}
+      else import (fetchTarball https://github.com/nh2/nixpkgs/archive/11aa987ea5b5a593c9ca7a38b391804959f905e5.tar.gz) {}