[gnome-software/wip/mcrha/gs-update-dialog-ui-title: 32/33] gs-os-update-page: Add read-only 'title' property

[Milan Crha <mcrha src gnome org>]

commit 1637c340f27222e36f185e5d7196c31a666d7dc4
Author: Milan Crha <mcrha redhat com>
Date:   Tue Nov 2 08:49:14 2021 +0100

    gs-os-update-page: Add read-only 'title' property
    
    Reflects current window title, to be tight to the parent's window title.

 src/gs-os-update-page.c | 19 ++++++++++++++++++-
 1 file changed, 18 insertions(+), 1 deletion(-)
---
diff --git a/src/gs-os-update-page.c b/src/gs-os-update-page.c
index 68d94da3a..0856f27bc 100644
--- a/src/gs-os-update-page.c
+++ b/src/gs-os-update-page.c
@@ -36,6 +36,7 @@ typedef enum {
 
 typedef enum {
        PROP_APP = 1,
+       PROP_TITLE,
 } GsOsUpdatePageProperty;
 
 enum {
@@ -43,7 +44,7 @@ enum {
        SIGNAL_LAST
 };
 
-static GParamSpec *obj_props[PROP_APP + 1] = { NULL, };
+static GParamSpec *obj_props[PROP_TITLE + 1] = { NULL, };
 
 static guint signals[SIGNAL_LAST] = { 0 };
 
@@ -429,6 +430,7 @@ gs_os_update_page_set_app (GsOsUpdatePage *page, GsApp *app)
        }
 
        g_object_notify_by_pspec (G_OBJECT (page), obj_props[PROP_APP]);
+       g_object_notify_by_pspec (G_OBJECT (page), obj_props[PROP_TITLE]);
 }
 
 static void
@@ -450,6 +452,9 @@ gs_os_update_page_get_property (GObject *object, guint prop_id, GValue *value, G
        case PROP_APP:
                g_value_set_object (value, gs_os_update_page_get_app (page));
                break;
+       case PROP_TITLE:
+               g_value_set_string (value, adw_window_title_get_title (page->window_title));
+               break;
        default:
                G_OBJECT_WARN_INVALID_PROPERTY_ID (object, prop_id, pspec);
                break;
@@ -499,6 +504,18 @@ gs_os_update_page_class_init (GsOsUpdatePageClass *klass)
                                     GS_TYPE_APP,
                                     G_PARAM_READWRITE | G_PARAM_STATIC_STRINGS | G_PARAM_EXPLICIT_NOTIFY);
 
+       /**
+        * GsOsUpdatePage:title
+        *
+        * Read-only window title.
+        *
+        * Since: 42
+        */
+       obj_props[PROP_TITLE] =
+               g_param_spec_string ("title", NULL, NULL,
+                                    NULL,
+                                    G_PARAM_READABLE | G_PARAM_STATIC_STRINGS | G_PARAM_EXPLICIT_NOTIFY);
+
        g_object_class_install_properties (object_class, G_N_ELEMENTS (obj_props), obj_props);
 
        /**