event-editor: Add a custom widget for the event organizer row

Move the AdwActionRow for the event organizer into its own widget. In
preparation for further widget customization.

Part-of: <https://gitlab.gnome.org/GNOME/gnome-calendar/-/merge_requests/671>

src/gui/event-editor/event-editor.gresource.xml

@@ -17,5 +17,6 @@
     <file compressed="true">gcal-attendee-row.ui</file>
     <file compressed="true">gcal-attendee-details-page.ui</file>
     <file compressed="true">gcal-attendee-summary-row.ui</file>
+    <file compressed="true">gcal-organizer-row.ui</file>
   </gresource>
 </gresources>

src/gui/event-editor/gcal-attendees-section.blp

@@ -1,5 +1,4 @@
 using Gtk 4.0;
-using Adw 1;
 
 template $GcalAttendeesSection: Gtk.Box {
   orientation: vertical;
@@ -15,12 +14,8 @@ template $GcalAttendeesSection: Gtk.Box {
       "boxed-list",
     ]
 
-    Adw.ActionRow organizer_row {
+    $GcalOrganizerRow organizer_row {
-      title: _("Organizer");
+      organizer: bind template.organizer;
-
-      styles [
-        "property",
-      ]
     }
 
     $GcalAttendeeSummaryRow summary_row {

src/gui/event-editor/gcal-attendees-section.c

@@ -28,7 +28,7 @@
 #include "gcal-event-editor-section.h"
 #include "gcal-event-organizer.h"
 #include "gcal-event.h"
-#include "gcal-utils.h"
+#include "gcal-organizer-row.h"
 #include "glib-object.h"
 
 struct _GcalAttendeesSection
@@ -37,8 +37,8 @@ struct _GcalAttendeesSection
 
   GcalContext         *context;
   GcalEvent           *event;
+  GcalEventOrganizer  *organizer;
 
-  AdwActionRow        *organizer_row;
   AdwActionRow        *summary_row;
 
   GListStore          *attendees;
@@ -54,6 +54,7 @@ enum
   PROP_0,
   PROP_CONTEXT,
   PROP_ATTENDEES,
+  PROP_ORGANIZER,
   N_PROPS
 };
 
@@ -66,7 +67,6 @@ reset_section (GcalAttendeesSection *self,
   g_set_object (&self->event, event);
 
   g_list_store_remove_all (self->attendees);
-  adw_action_row_set_subtitle (self->organizer_row, NULL);
 }
 
 static void
@@ -75,7 +75,6 @@ gcal_attendees_section_set_event (GcalEventEditorSection *section,
                                   GcalEventEditorFlags    flags)
 {
   GcalAttendeesSection *self = GCAL_ATTENDEES_SECTION (section);
-  GcalEventOrganizer *organizer;
   g_autoptr (GSList) attendees = NULL;
 
   if (event == self->event)
@@ -87,14 +86,7 @@ gcal_attendees_section_set_event (GcalEventEditorSection *section,
     return;
 
   /* set organizer */
-  organizer = gcal_event_get_organizer (self->event);
+  self->organizer = gcal_event_get_organizer (self->event);
-  if (organizer)
-    {
-      g_autofree const gchar *email = gcal_get_email_from_mailto_uri (gcal_event_organizer_get_uri (organizer));
-      g_autofree const gchar *name_with_email = g_strdup_printf ("%s (%s)", gcal_event_organizer_get_name (organizer), email);
-
-      adw_action_row_set_subtitle (self->organizer_row, name_with_email);
-    }
 
   /* set attendees and summarize attendance status */
   attendees = gcal_event_get_attendees (self->event);
@@ -102,6 +94,7 @@ gcal_attendees_section_set_event (GcalEventEditorSection *section,
     g_list_store_append (self->attendees, GCAL_EVENT_ATTENDEE (l->data));
 
   g_object_notify_by_pspec (G_OBJECT (self), properties[PROP_ATTENDEES]);
+  g_object_notify_by_pspec (G_OBJECT (self), properties[PROP_ORGANIZER]);
 }
 
 static void
@@ -143,6 +136,10 @@ gcal_attendees_section_get_property (GObject *object,
       g_value_set_object (value, self->attendees);
       break;
 
+    case PROP_ORGANIZER:
+      g_value_set_object (value, self->organizer);
+      break;
+
     default:
       G_OBJECT_WARN_INVALID_PROPERTY_ID (object, property_id, pspec);
     }
@@ -163,6 +160,10 @@ gcal_attendees_section_set_property (GObject *object,
       self->context = g_value_dup_object (value);
       break;
 
+    case PROP_ORGANIZER:
+      self->organizer = g_value_get_object (value);
+      break;
+
     default:
       G_OBJECT_WARN_INVALID_PROPERTY_ID (object, property_id, pspec);
     }
@@ -193,6 +194,7 @@ gcal_attendees_section_class_init (GcalAttendeesSectionClass *klass)
   GObjectClass *object_class = G_OBJECT_CLASS (klass);
   GtkWidgetClass *widget_class = GTK_WIDGET_CLASS (klass);
 
+  g_type_ensure (GCAL_TYPE_ORGANIZER_ROW);
   g_type_ensure (GCAL_TYPE_ATTENDEE_SUMMARY_ROW);
 
   object_class->finalize = gcal_attendees_section_finalize;
@@ -209,15 +211,31 @@ gcal_attendees_section_class_init (GcalAttendeesSectionClass *klass)
                          GCAL_TYPE_CONTEXT,
                          G_PARAM_READWRITE | G_PARAM_STATIC_STRINGS);
 
+  /**
+   * GcalAttendeesSection:attendees:
+   *
+   * ListStore of #GcalEventAttendee.
+   * Passed to the summary rows #GcalAttendeeSummaryRow.
+   */
   properties[PROP_ATTENDEES] =
     g_param_spec_object ("attendees", NULL, NULL,
                          G_TYPE_LIST_STORE,
                          G_PARAM_READABLE | G_PARAM_STATIC_STRINGS);
 
+  /**
+   * GcalAttendeesSection:organizer:
+   *
+   * Organizer of the event.
+   * #GcalOrganizerRow binds to this property.
+   */
+  properties[PROP_ORGANIZER] =
+    g_param_spec_object ("organizer", NULL, NULL,
+                         GCAL_TYPE_EVENT_ORGANIZER,
+                         G_PARAM_READWRITE | G_PARAM_STATIC_STRINGS);
+
   g_object_class_install_properties (object_class, N_PROPS, properties);
 
   gtk_widget_class_set_template_from_resource (widget_class, "/org/gnome/calendar/ui/event-editor/gcal-attendees-section.ui");
 
-  gtk_widget_class_bind_template_child (widget_class, GcalAttendeesSection, organizer_row);
   gtk_widget_class_bind_template_child (widget_class, GcalAttendeesSection, summary_row);
 }

src/gui/event-editor/gcal-organizer-row.blp

@@ -0,0 +1,28 @@
+using Gtk 4.0;
+using Adw 1;
+
+template $GcalOrganizerRow: Adw.ActionRow {
+  title: _("Organizer");
+  subtitle: bind $generate_subtitle(template.organizer) as <string>;
+
+  styles [
+    "property",
+  ]
+
+  GestureClick gesture_click {
+    button: 3;
+  }
+}
+
+PopoverMenu context_menu {
+  menu-model: context_menu_model;
+  has-arrow: false;
+  halign: start;
+}
+
+menu context_menu_model {
+  item {
+    label: _("Copy email");
+    action: "organizer-row.copy-email";
+  }
+}

src/gui/event-editor/gcal-organizer-row.c

@@ -0,0 +1,209 @@
+/* gcal-organizer-row.c
+ *
+ * Copyright (C) 2026 Alen Galinec <mind.on.warp@gmail.com>
+ *
+ * This program is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation, either version 3 of the License, or
+ * (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ */
+
+#include "gcal-organizer-row.h"
+
+#include <adwaita.h>
+#include <gio/gio.h>
+#include <glib-object.h>
+#include <gtk/gtk.h>
+
+#include "gcal-event-organizer.h"
+#include "gcal-utils.h"
+
+struct _GcalOrganizerRow
+{
+  AdwActionRow parent_instance;
+
+  GcalEventOrganizer *organizer;
+
+  GtkWidget          *context_menu;
+  GtkGestureClick    *gesture_click;
+
+  GSimpleActionGroup *action_group;
+};
+
+G_DEFINE_FINAL_TYPE (GcalOrganizerRow, gcal_organizer_row, ADW_TYPE_ACTION_ROW)
+
+enum
+{
+  PROP_0,
+  PROP_ORGANIZER,
+  N_PROPS,
+};
+
+static GParamSpec *properties[N_PROPS] = { NULL, };
+
+static void
+on_copy_email_cb (GSimpleAction *action,
+                  GVariant      *param,
+                  gpointer       user_data)
+{
+  GcalOrganizerRow *self = GCAL_ORGANIZER_ROW (user_data);
+
+  GdkDisplay *display = gtk_widget_get_display (GTK_WIDGET (self));
+  GdkClipboard *clipboard = gdk_display_get_clipboard (display);
+
+  g_autofree const gchar *email =
+    gcal_get_email_from_mailto_uri (gcal_event_organizer_get_uri (self->organizer));
+
+  gdk_clipboard_set_text (clipboard, email);
+}
+
+static void
+show_context_menu (GcalOrganizerRow *self,
+                   guint             npress,
+                   double            x,
+                   double            y)
+{
+  g_assert (GCAL_IS_ORGANIZER_ROW (self));
+
+  const GdkRectangle position = { .x = x, .y = y };
+  gtk_popover_set_pointing_to (GTK_POPOVER (self->context_menu), &position);
+  gtk_popover_popup (GTK_POPOVER (self->context_menu));
+}
+
+static gchar*
+generate_subtitle (GcalOrganizerRow   *self,
+                   GcalEventOrganizer *organizer)
+{
+  g_autofree const gchar *email = NULL;
+  g_autofree const gchar *name_with_email = g_strdup_printf ("%s (%s)", gcal_event_organizer_get_name (organizer), email);
+
+  if (organizer == NULL)
+    return NULL;
+
+  email = gcal_get_email_from_mailto_uri (gcal_event_organizer_get_uri (organizer));
+
+  return g_strdup (name_with_email);
+}
+
+
+static void
+gcal_organizer_row_dispose (GObject *object)
+{
+  GcalOrganizerRow *self = GCAL_ORGANIZER_ROW (object);
+
+  g_clear_pointer (&self->context_menu, gtk_widget_unparent);
+
+  G_OBJECT_CLASS (gcal_organizer_row_parent_class)->dispose (object);
+}
+
+static void
+gcal_organizer_row_finalize (GObject *object)
+{
+  GcalOrganizerRow *self = GCAL_ORGANIZER_ROW (object);
+
+  g_clear_object (&self->gesture_click);
+  g_clear_object (&self->action_group);
+
+  G_OBJECT_CLASS (gcal_organizer_row_parent_class)->finalize (object);
+}
+
+static void
+gcal_organizer_row_set_property (GObject      *object,
+                                 guint         property_id,
+                                 const GValue *value,
+                                 GParamSpec   *pspec)
+{
+  GcalOrganizerRow *self = GCAL_ORGANIZER_ROW (object);
+
+  switch (property_id)
+    {
+    case PROP_ORGANIZER:
+      self->organizer = g_value_get_object (value);
+      break;
+
+    default:
+      G_OBJECT_WARN_INVALID_PROPERTY_ID (object, property_id, pspec);
+    }
+}
+
+static void
+gcal_organizer_row_get_property (GObject    *object,
+                                 guint       property_id,
+                                 GValue     *value,
+                                 GParamSpec *pspec)
+{
+  GcalOrganizerRow *self = GCAL_ORGANIZER_ROW (object);
+
+  switch (property_id)
+    {
+    case PROP_ORGANIZER:
+      g_value_set_object (value, self->organizer);
+      break;
+
+    default:
+      G_OBJECT_WARN_INVALID_PROPERTY_ID (object, property_id, pspec);
+    }
+}
+
+static void
+gcal_organizer_row_init (GcalOrganizerRow *self)
+{
+  static const GActionEntry actions[] = {
+    { "copy-email", on_copy_email_cb }
+  };
+
+  gtk_widget_init_template (GTK_WIDGET (self));
+
+  gtk_widget_set_parent (GTK_WIDGET (self->context_menu), GTK_WIDGET (self));
+
+  self->action_group = g_simple_action_group_new ();
+  g_action_map_add_action_entries (G_ACTION_MAP (self->action_group),
+                                   actions,
+                                   G_N_ELEMENTS (actions),
+                                   self);
+
+  gtk_widget_insert_action_group (self->context_menu,
+                                  "organizer-row",
+                                  G_ACTION_GROUP (self->action_group));
+
+  g_signal_connect_swapped (self->gesture_click, "pressed", G_CALLBACK (show_context_menu), self);
+}
+
+static void
+gcal_organizer_row_class_init (GcalOrganizerRowClass *klass)
+{
+  GObjectClass *object_class = G_OBJECT_CLASS (klass);
+  GtkWidgetClass *widget_class = GTK_WIDGET_CLASS (klass);
+
+  object_class->dispose = gcal_organizer_row_dispose;
+  object_class->finalize = gcal_organizer_row_finalize;
+  object_class->set_property = gcal_organizer_row_set_property;
+  object_class->get_property = gcal_organizer_row_get_property;
+
+  /**
+   * GcalOrganizerRow:organizer
+   *
+   * The #GcalEventOrganizer of the event for which the row is displayed.
+   */
+  properties[PROP_ORGANIZER] =
+    g_param_spec_object ("organizer", NULL, NULL,
+                         GCAL_TYPE_EVENT_ORGANIZER,
+                         G_PARAM_READWRITE | G_PARAM_STATIC_STRINGS);
+
+  g_object_class_install_properties (object_class, N_PROPS, properties);
+
+  gtk_widget_class_set_template_from_resource (widget_class, "/org/gnome/calendar/ui/event-editor/gcal-organizer-row.ui");
+
+  gtk_widget_class_bind_template_child (widget_class, GcalOrganizerRow, context_menu);
+  gtk_widget_class_bind_template_child (widget_class, GcalOrganizerRow, gesture_click);
+
+  gtk_widget_class_bind_template_callback (widget_class, generate_subtitle);
+}

src/gui/event-editor/gcal-organizer-row.h

@@ -0,0 +1,32 @@
+/* gcal-organizer-row.h
+ *
+ * Copyright (C) 2026 Alen Galinec <mind.on.warp@gmail.com>
+ *
+ * This program is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation, either version 3 of the License, or
+ * (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ */
+
+#ifndef GCAL_ORGANIZER_ROW_H
+#define GCAL_ORGANIZER_ROW_H
+
+#include <adwaita.h>
+#include <gtk/gtk.h>
+
+G_BEGIN_DECLS
+
+#define GCAL_TYPE_ORGANIZER_ROW (gcal_organizer_row_get_type ())
+G_DECLARE_FINAL_TYPE (GcalOrganizerRow, gcal_organizer_row, GCAL, ORGANIZER_ROW, AdwActionRow)
+
+G_END_DECLS
+
+#endif

src/gui/event-editor/meson.build

@@ -20,6 +20,7 @@ blueprints = custom_target(
     'gcal-attendee-row.blp',
     'gcal-attendee-details-page.blp',
     'gcal-attendee-summary-row.blp',
+    'gcal-organizer-row.blp',
   ),
   output: '.',
   command: [
@@ -57,4 +58,5 @@ sources += files(
   'gcal-attendee-row.c',
   'gcal-attendee-details-page.c',
   'gcal-attendee-summary-row.c',
+  'gcal-organizer-row.c',
 )