[evolution] Bug 783348 - Add 'Edit as New' event context menu option

[Milan Crha <mcrha src gnome org>]

commit 8378caaf5dfc3c499539cb547b6c84d9e0410ff2
Author: Milan Crha <mcrha redhat com>
Date:   Thu Jun 8 09:54:06 2017 +0200

    Bug 783348 - Add 'Edit as New' event context menu option

 data/ui/evolution-calendars.ui                  |    1 +
 src/modules/calendar/e-cal-shell-view-actions.c |   51 +++++++++++++++++++++++
 src/modules/calendar/e-cal-shell-view-actions.h |    2 +
 src/modules/calendar/e-cal-shell-view.c         |    5 ++
 4 files changed, 59 insertions(+), 0 deletions(-)
---
diff --git a/data/ui/evolution-calendars.ui b/data/ui/evolution-calendars.ui
index 580764c..20dbe46 100644
--- a/data/ui/evolution-calendars.ui
+++ b/data/ui/evolution-calendars.ui
@@ -97,6 +97,7 @@
   </popup>
   <popup name='calendar-event-popup'>
     <menuitem action='event-popup-open'/>
+    <menuitem action='event-popup-edit-as-new'/>
     <menuitem action='event-popup-save-as'/>
     <menuitem action='event-popup-print'/>
     <separator/>
diff --git a/src/modules/calendar/e-cal-shell-view-actions.c b/src/modules/calendar/e-cal-shell-view-actions.c
index e92e9cd..634079e 100644
--- a/src/modules/calendar/e-cal-shell-view-actions.c
+++ b/src/modules/calendar/e-cal-shell-view-actions.c
@@ -945,6 +945,46 @@ action_event_open_cb (GtkAction *action,
 }
 
 static void
+action_event_edit_as_new_cb (GtkAction *action,
+                            ECalShellView *cal_shell_view)
+{
+       ECalShellContent *cal_shell_content;
+       ECalendarView *calendar_view;
+       ECalendarViewEvent *event;
+       GList *selected;
+       icalcomponent *clone;
+       gchar *uid;
+
+       cal_shell_content = cal_shell_view->priv->cal_shell_content;
+       calendar_view = e_cal_shell_content_get_current_calendar_view (cal_shell_content);
+
+       selected = e_calendar_view_get_selected_events (calendar_view);
+       g_return_if_fail (g_list_length (selected) == 1);
+
+       event = selected->data;
+
+       if (!is_comp_data_valid (event) ||
+           e_cal_util_component_is_instance (event->comp_data->icalcomp)) {
+               g_list_free (selected);
+               return;
+       }
+
+       clone = icalcomponent_new_clone (event->comp_data->icalcomp);
+
+       uid = e_util_generate_uid ();
+       icalcomponent_set_uid (clone, uid);
+
+       g_free (uid);
+
+       e_calendar_view_open_event_with_flags (
+               calendar_view, event->comp_data->client, clone,
+               E_COMP_EDITOR_FLAG_IS_NEW);
+
+       icalcomponent_free (clone);
+       g_list_free (selected);
+}
+
+static void
 action_event_print_cb (GtkAction *action,
                        ECalShellView *cal_shell_view)
 {
@@ -1369,6 +1409,13 @@ static GtkActionEntry calendar_entries[] = {
          N_("Delete all occurrences"),
          G_CALLBACK (action_event_delete_cb) },
 
+       { "event-edit-as-new",
+         NULL,
+         N_("Edit as Ne_w..."),
+         NULL,
+         N_("Edit the current appointment as new"),
+         G_CALLBACK (action_event_edit_as_new_cb) },
+
        { "event-all-day-new",
          "stock_new-24h-appointment",
          N_("New All Day _Event..."),
@@ -1529,6 +1576,10 @@ static EPopupActionEntry calendar_popup_entries[] = {
          NULL,
          "event-delete-occurrence-all" },
 
+       { "event-popup-edit-as-new",
+         NULL,
+         "event-edit-as-new" },
+
        { "event-popup-forward",
          NULL,
          "event-forward" },
diff --git a/src/modules/calendar/e-cal-shell-view-actions.h b/src/modules/calendar/e-cal-shell-view-actions.h
index cef460b..834d86d 100644
--- a/src/modules/calendar/e-cal-shell-view-actions.h
+++ b/src/modules/calendar/e-cal-shell-view-actions.h
@@ -80,6 +80,8 @@
        E_SHELL_WINDOW_ACTION ((window), "event-delete-occurrence")
 #define E_SHELL_WINDOW_ACTION_EVENT_DELETE_OCCURRENCE_ALL(window) \
        E_SHELL_WINDOW_ACTION ((window), "event-delete-occurrence-all")
+#define E_SHELL_WINDOW_ACTION_EVENT_EDIT_AS_NEW(window) \
+       E_SHELL_WINDOW_ACTION ((window), "event-edit-as-new")
 #define E_SHELL_WINDOW_ACTION_EVENT_FORWARD(window) \
        E_SHELL_WINDOW_ACTION ((window), "event-forward")
 #define E_SHELL_WINDOW_ACTION_EVENT_OPEN(window) \
diff --git a/src/modules/calendar/e-cal-shell-view.c b/src/modules/calendar/e-cal-shell-view.c
index 2a354bf..fbff988 100644
--- a/src/modules/calendar/e-cal-shell-view.c
+++ b/src/modules/calendar/e-cal-shell-view.c
@@ -434,6 +434,11 @@ cal_shell_view_update_actions (EShellView *shell_view)
        sensitive = single_event_selected;
        gtk_action_set_sensitive (action, sensitive);
 
+       action = ACTION (EVENT_EDIT_AS_NEW);
+       sensitive = single_event_selected &&
+               !selection_is_instance;
+       gtk_action_set_sensitive (action, sensitive);
+
        action = ACTION (EVENT_PRINT);
        sensitive = single_event_selected;
        gtk_action_set_sensitive (action, sensitive);