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-rw-r--r--src/arctica-greeter.vala41
1 files changed, 24 insertions, 17 deletions
diff --git a/src/arctica-greeter.vala b/src/arctica-greeter.vala
index dabf64e..b0161c9 100644
--- a/src/arctica-greeter.vala
+++ b/src/arctica-greeter.vala
@@ -873,20 +873,19 @@ public class ArcticaGreeter : Object
}
}
- private static void check_hidpi ()
+ private static int check_hidpi ()
{
try {
string output;
Process.spawn_command_line_sync(Path.build_filename (Config.PKGLIBEXECDIR, "arctica-greeter-check-hidpi"), out output, null, null);
- output = output.strip();
- if (output == "2") {
- debug ("Activating HiDPI (2x scale ratio)");
- GLib.Environment.set_variable ("GDK_SCALE", "2", true);
- }
+ debug ("Auto-detected scaling factor in check_hidpi(): %d", int.parse(output));
+ return int.parse (output);
}
catch (Error e){
warning ("Error while setting HiDPI support: %s", e.message);
}
+ /* Fallback value for GDK scaling */
+ return 1;
}
public static int main (string[] args)
@@ -937,6 +936,25 @@ public class ArcticaGreeter : Object
log_timer = new Timer ();
Log.set_default_handler (log_cb);
+ int scaling_factor_hidpi = 1;
+
+ /* HiDPI settings */
+ var hidpi = AGSettings.get_string (AGSettings.KEY_ENABLE_HIDPI);
+ debug ("HiDPI support: %s", hidpi);
+ if (hidpi == "auto")
+ {
+ /* This detects if the display size "recommends" hidpi and sets scaling_factor to 2. */
+ scaling_factor_hidpi = check_hidpi ();
+ }
+ else if (hidpi == "on")
+ {
+ /* User configured an exlicit scaling factor via KEY_ENBALE_HIDPI. */
+ scaling_factor_hidpi = 2;
+ }
+ /* Adjust GDK_SCALE to our configured scaling factor (via HiDPI settings). */
+ debug ("Setting GDK_SCALE to: %d (scaling all UI elements by this factor)", scaling_factor_hidpi);
+ GLib.Environment.set_variable ("GDK_SCALE", "%d".printf (scaling_factor_hidpi), true);
+
/* Make nm-applet hide items the user does not have permissions to interact with */
Environment.set_variable ("NM_APPLET_HIDE_POLICY_ITEMS", "1", true);
@@ -986,17 +1004,6 @@ public class ArcticaGreeter : Object
return Posix.EXIT_FAILURE;
}
- if (!do_test_mode)
- {
- var hidpi = AGSettings.get_string (AGSettings.KEY_ENABLE_HIDPI);
- debug ("HiDPI support: %s", hidpi);
- if (hidpi == "auto") {
- check_hidpi ();
- }
- else if (hidpi == "on") {
- GLib.Environment.set_variable ("GDK_SCALE", "2", true);
- }
- }
if (do_show_version)
{