[libdazzle] suggestions: add action helper signal to suggestion entry

[Christian Hergert <chergert src gnome org>]

commit ac6a30099ac9e9654b241b0c5eba4e4979b8bdff
Author: Christian Hergert <chergert redhat com>
Date:   Mon Apr 22 14:23:08 2019 -0700

    suggestions: add action helper signal to suggestion entry

 src/suggestions/dzl-suggestion-entry.c | 14 ++++++++++++++
 1 file changed, 14 insertions(+)
---
diff --git a/src/suggestions/dzl-suggestion-entry.c b/src/suggestions/dzl-suggestion-entry.c
index f8ecad5..62034cf 100644
--- a/src/suggestions/dzl-suggestion-entry.c
+++ b/src/suggestions/dzl-suggestion-entry.c
@@ -29,6 +29,7 @@
 #include "suggestions/dzl-suggestion-entry-buffer.h"
 #include "suggestions/dzl-suggestion-popover.h"
 #include "suggestions/dzl-suggestion-private.h"
+#include "util/dzl-gtk.h"
 #include "util/dzl-util-private.h"
 
 typedef struct
@@ -59,6 +60,7 @@ enum {
 };
 
 enum {
+  ACTION,
   ACTIVATE_SUGGESTION,
   HIDE_SUGGESTIONS,
   MOVE_SUGGESTION,
@@ -563,6 +565,18 @@ dzl_suggestion_entry_class_init (DzlSuggestionEntryClass *klass)
 
   g_object_class_install_properties (object_class, N_PROPS, properties);
 
+  signals [ACTION] =
+    g_signal_new_class_handler ("action",
+                                G_TYPE_FROM_CLASS (klass),
+                                G_SIGNAL_RUN_LAST | G_SIGNAL_ACTION,
+                                G_CALLBACK (dzl_gtk_widget_action_with_string),
+                                NULL, NULL, NULL,
+                                G_TYPE_NONE,
+                                3,
+                                G_TYPE_STRING,
+                                G_TYPE_STRING,
+                                G_TYPE_STRING);
+
   signals [HIDE_SUGGESTIONS] =
     g_signal_new ("hide-suggestions",
                   G_TYPE_FROM_CLASS (klass),