From a19982af81764af100da42978eeb84cc1227bbda Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Danielle=20For=C3=A9?= <danielle@elementary.io>
Date: Sun, 10 Nov 2024 13:46:34 -0800
Subject: [PATCH] MainWindow: center with pantheon protocol (#841)

---
 .github/workflows/ci.yml       |  2 +-
 README.md                      |  1 +
 data/installer.metainfo.xml.in | 12 ++++++++++++
 meson.build                    |  1 +
 src/MainWindow.vala            |  7 ++++++-
 src/meson.build                |  1 +
 6 files changed, 22 insertions(+), 2 deletions(-)

diff --git a/.github/workflows/ci.yml b/.github/workflows/ci.yml
index db99c7221..8dfa35e59 100644
--- a/.github/workflows/ci.yml
+++ b/.github/workflows/ci.yml
@@ -23,7 +23,7 @@ jobs:
     - name: Install Dependencies
       run: |
         apt update
-        apt install -y desktop-file-utils gettext libadwaita-1-dev libdistinst-dev libgee-0.8-dev libgranite-7-dev libgtk-4-dev libxkbregistry-dev libjson-glib-dev libpwquality-dev meson valac
+        apt install -y desktop-file-utils gettext libadwaita-1-dev libdistinst-dev libgee-0.8-dev libgranite-7-dev libgtk-4-dev libxkbregistry-dev libjson-glib-dev libpantheon-wayland-1-dev libpwquality-dev meson valac
     - name: Build and Test
       env:
         DESTDIR: out
diff --git a/README.md b/README.md
index 9d2bb648c..e2c120efb 100644
--- a/README.md
+++ b/README.md
@@ -21,6 +21,7 @@ You'll need the following dependencies:
  - libgee-0.8-dev
  - libadwaita-1-dev >=1.4.0
  - libjson-glib-dev
+ - libpantheon-wayland-1-dev
  - libpwquality-dev
  - libxkbregistry-dev
  - [distinst](https://github.com/pop-os/distinst/)
diff --git a/data/installer.metainfo.xml.in b/data/installer.metainfo.xml.in
index 338b2a20f..833cdcef2 100644
--- a/data/installer.metainfo.xml.in
+++ b/data/installer.metainfo.xml.in
@@ -56,6 +56,18 @@
   <update_contact>contact_at_elementary.io</update_contact>
 
   <releases>
+    <release version="8.1.1" date="2024-10-23" urgency="medium">
+      <description>
+        <p>Improvements:</p>
+        <ul>
+          <li>Updated translations</li>
+        </ul>
+      </description>
+      <issues>
+        <issue url="https://github.com/elementary/installer/issues/758">Installer UI is not centered</issue>
+      </issues>
+    </release>
+
     <release version="8.1.0" date="2024-10-21" urgency="medium">
       <description>
         <p>Improvements:</p>
diff --git a/meson.build b/meson.build
index eabdac9f7..8aaa0f49d 100644
--- a/meson.build
+++ b/meson.build
@@ -22,6 +22,7 @@ adw_dep = dependency('libadwaita-1', version: '>=1.4.0')
 json_glib_dep = dependency('json-glib-1.0')
 xkbregistry_dep = dependency('xkbregistry')
 pwquality_dep = dependency('pwquality')
+pantheon_wayland_dep = dependency('pantheon-wayland-1')
 systemd_dep = dependency('systemd')
 
 installer_backend = get_option('installer_backend')
diff --git a/src/MainWindow.vala b/src/MainWindow.vala
index 35660ad81..6dd0bd390 100644
--- a/src/MainWindow.vala
+++ b/src/MainWindow.vala
@@ -22,7 +22,7 @@ public interface UPower : GLib.Object {
     public abstract bool on_battery { owned get; set; }
 }
 
-public class Installer.MainWindow : Gtk.ApplicationWindow {
+public class Installer.MainWindow : Gtk.ApplicationWindow, PantheonWayland.ExtendedBehavior {
     // We have to do it step by step because the vala compiler has overflows with big numbers.
     private const uint64 ONE_GB = 1000 * 1000 * 1000;
     // Minimum 15 GB
@@ -87,6 +87,11 @@ public class Installer.MainWindow : Gtk.ApplicationWindow {
 
             return Source.REMOVE;
         });
+
+        child.realize.connect (() => {
+            connect_to_shell ();
+            make_centered ();
+        });
     }
 
     private void load_keyboard_view () {
diff --git a/src/meson.build b/src/meson.build
index 39df2156f..ae630da68 100644
--- a/src/meson.build
+++ b/src/meson.build
@@ -60,6 +60,7 @@ gui_dependencies = [
     gtk_dep,
     adw_dep,
     json_glib_dep,
+    pantheon_wayland_dep,
     pwquality_dep,
     xkbregistry_dep
 ]