Embedd assets icons

data/icons.gresource.xml

@@ -0,0 +1,16 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<!-- Icons compiled into the GUI executable (glib-compile-resources), so the
+     window has its icon even when no assets are installed. The prefix mirrors
+     the reverse-DNS app id (shared/ipc_ids.h); the icons/ subtree mirrors the
+     hicolor layout so gtk_icon_theme_add_resource_path() can serve
+     gtk_window_set_icon_name("gkeymapper") from the binary. The <file> paths are
+     relative to the repository root (--sourcedir=.). -->
+<gresources>
+  <gresource prefix="/dev/rager/gkeymapper">
+    <file alias="icon.png">assets/icon.png</file>
+  </gresource>
+  <gresource prefix="/dev/rager/gkeymapper/icons">
+    <file alias="256x256/apps/gkeymapper.png">assets/icon.png</file>
+    <file alias="scalable/apps/gkeymapper.svg">assets/icon.svg</file>
+  </gresource>
+</gresources>