[gnome-software] Show an in-app notification if launching failed

[Richard Hughes <rhughes src gnome org>]

commit 8b08360dbf2080051a727e3ee72875b8755fac87
Author: Richard Hughes <richard hughsie com>
Date:   Fri Sep 9 10:29:25 2016 +0100

    Show an in-app notification if launching failed
    
    Fixes the other half of https://bugzilla.gnome.org/show_bug.cgi?id=765055

 src/gs-shell.c |   52 ++++++++++++++++++++++++++++++++++++++++++++++++++++
 1 files changed, 52 insertions(+), 0 deletions(-)
---
diff --git a/src/gs-shell.c b/src/gs-shell.c
index e0ea391..2822e4d 100644
--- a/src/gs-shell.c
+++ b/src/gs-shell.c
@@ -1139,6 +1139,56 @@ gs_shell_show_event_remove (GsShell *shell, GsPluginEvent *event)
 }
 
 static gboolean
+gs_shell_show_event_launch (GsShell *shell, GsPluginEvent *event)
+{
+       GsApp *app = gs_plugin_event_get_app (event);
+       GsApp *origin = gs_plugin_event_get_origin (event);
+       GsShellEventButtons buttons = GS_SHELL_EVENT_BUTTON_NONE;
+       GsShellPrivate *priv = gs_shell_get_instance_private (shell);
+       const GError *error = gs_plugin_event_get_error (event);
+       g_autoptr(GString) str = g_string_new (NULL);
+       g_autofree gchar *str_app = NULL;
+       g_autofree gchar *str_origin = NULL;
+
+       switch (error->code) {
+       case GS_PLUGIN_ERROR_NOT_SUPPORTED:
+               if (app != NULL && origin != NULL) {
+                       str_app = gs_shell_get_title_from_app (app);
+                       str_origin = gs_shell_get_title_from_origin (origin);
+                       /* TRANSLATORS: failure text for the in-app notification */
+                       g_string_append_printf (str, _("Unable to launch %s: %s is not installed"),
+                                               str_app,
+                                               str_origin);
+               }
+               break;
+       case GS_PLUGIN_ERROR_NO_SPACE:
+               /* TRANSLATORS: failure text for the in-app notification */
+               g_string_append (str, _("Not enough disk space — free up some space "
+                                       "and try again"));
+               buttons |= GS_SHELL_EVENT_BUTTON_NO_SPACE;
+               break;
+       default:
+               break;
+       }
+       if (str->len == 0)
+               return FALSE;
+
+       /* add more-info button */
+       if (origin != NULL) {
+               const gchar *uri = gs_app_get_url (origin, AS_URL_KIND_HELP);
+               if (uri != NULL) {
+                       g_free (priv->events_info_uri);
+                       priv->events_info_uri = g_strdup (uri);
+                       buttons |= GS_SHELL_EVENT_BUTTON_MORE_INFO;
+               }
+       }
+
+       /* show in-app notification */
+       gs_shell_show_event_app_notify (shell, str->str, buttons);
+       return TRUE;
+}
+
+static gboolean
 gs_shell_show_event_fallback (GsShell *shell, GsPluginEvent *event)
 {
        GsApp *origin = gs_plugin_event_get_origin (event);
@@ -1208,6 +1258,8 @@ gs_shell_show_event (GsShell *shell, GsPluginEvent *event)
                return gs_shell_show_event_upgrade (shell, event);
        case GS_PLUGIN_ACTION_REMOVE:
                return gs_shell_show_event_remove (shell, event);
+       case GS_PLUGIN_ACTION_LAUNCH:
+               return gs_shell_show_event_launch (shell, event);
        default:
                break;
        }