Split Dialog.vala into multiple files

Author: lenemter

src/Dialogs.vala

@@ -0,0 +1,124 @@
+/*
+ * SPDX-License-Identifier: GPL-3.0-or-later
+ * SPDX-FileCopyrightText: 2021-2023, 2025 elementary, Inc. (https://elementary.io)
+ */
+
+public class Gala.AccessDialog : Object {
+    [DBus (name = "org.freedesktop.impl.portal.Access")]
+    protected interface AccessPortal : Object {
+        [DBus (timeout = 2147483647)] // timeout = int.MAX; value got from <limits.h>
+        public abstract async void access_dialog (
+            ObjectPath request_path,
+            string app_id,
+            string window_handle,
+            string title,
+            string sub_title,
+            string body,
+            HashTable<string, Variant> options,
+            out uint response
+        ) throws IOError, DBusError;
+    }
+
+    [DBus (name = "org.freedesktop.impl.portal.Request")]
+    private interface Request : Object {
+        public abstract void close () throws DBusError, IOError;
+    }
+
+    public signal void response (uint response);
+
+    public Meta.Window parent { owned get; construct set; }
+
+    public string title { get; construct set; }
+    public string body { get; construct set; }
+    public string icon { get; construct set; }
+    public string accept_label { get; set; }
+    public string deny_label { get; set; }
+
+    private const string PANTHEON_PORTAL_NAME = "org.freedesktop.impl.portal.desktop.pantheon";
+    private const string FDO_PORTAL_PATH = "/org/freedesktop/portal/desktop";
+    private const string GALA_DIALOG_PATH = "/io/elementary/gala/dialog";
+
+    protected static AccessPortal? portal = null;
+    protected ObjectPath? path = null;
+
+    public static void watch_portal () {
+        Bus.watch_name (BusType.SESSION, PANTHEON_PORTAL_NAME, BusNameWatcherFlags.NONE,
+            () => {
+                try {
+                    portal = Bus.get_proxy_sync (BusType.SESSION, PANTHEON_PORTAL_NAME, FDO_PORTAL_PATH);
+                } catch (Error e) {
+                    warning ("can't reach portal session: %s", e.message);
+                }
+            },
+            () => {
+                portal = null;
+            }
+        );
+    }
+
+    public AccessDialog (string title, string body, string icon) {
+        Object (title: title, body: body, icon: icon);
+    }
+
+    [Signal (run = "first")]
+    public virtual signal void show () {
+        if (portal == null) {
+            return;
+        }
+
+        path = new ObjectPath (GALA_DIALOG_PATH + "/%i".printf (Random.int_range (0, int.MAX)));
+        string parent_handler = "";
+        var app_id = "";
+
+        if (parent != null) {
+            if (parent.get_client_type () == Meta.WindowClientType.X11) {
+#if HAS_MUTTER46
+                unowned Meta.Display display = parent.get_display ();
+                unowned Meta.X11Display x11display = display.get_x11_display ();
+                parent_handler = "x11:%x".printf ((uint) x11display.lookup_xwindow (parent));
+#else
+                parent_handler = "x11:%x".printf ((uint) parent.get_xwindow ());
+#endif
+                //TODO: wayland support
+            }
+
+            app_id = parent.get_sandboxed_app_id () ?? "";
+        }
+
+        var options = new HashTable<string, Variant> (str_hash, str_equal);
+        options["grant_label"] = accept_label;
+        options["deny_label"] = deny_label;
+        options["icon"] = icon;
+
+        if (this is CloseDialog) {
+            options["destructive"] = true;
+        }
+
+        portal.access_dialog.begin (path, app_id, parent_handler, title, body, "", options, (obj, res) => {
+            uint ret;
+
+            try {
+                ((AccessPortal) obj).access_dialog.end (res, out ret);
+            } catch (Error e) {
+                warning (e.message);
+                ret = 2;
+            }
+
+            on_response (ret);
+            path = null;
+        });
+    }
+
+    public void close () {
+        try {
+            Bus.get_proxy_sync<Request> (BusType.SESSION, PANTHEON_PORTAL_NAME, path).close ();
+            path = null;
+        } catch (Error e) {
+            warning (e.message);
+        }
+    }
+
+    protected virtual void on_response (uint response_id) {
+        response (response_id);
+    }
+}