diff --git a/debian/libwireshark0.symbols b/debian/libwireshark0.symbols
index 2fb16404c6..2665dcbaba 100644
--- a/debian/libwireshark0.symbols
+++ b/debian/libwireshark0.symbols
@@ -998,6 +998,8 @@ libwireshark.so.0 libwireshark0 #MINVER#
  p_set_proto_depth@Base 3.3.0
  parse_key_string@Base 1.9.1
  plugin_if_apply_filter@Base 1.99.8
+ plugin_if_get_capture_file@Base 3.3.0
+ plugin_if_get_frame_data@Base 3.3.0
  plugin_if_get_ws_info@Base 2.1.0
  plugin_if_goto_frame@Base 2.0.0
  plugin_if_register_gui_cb@Base 1.99.8
diff --git a/epan/plugin_if.c b/epan/plugin_if.c
index c8b45a44ae..821053be6d 100644
--- a/epan/plugin_if.c
+++ b/epan/plugin_if.c
@@ -575,6 +575,40 @@ extern void plugin_if_get_ws_info(ws_info_t **ws_info_ptr)
     *ws_info_ptr = &ws_info;
 }
 
+extern void* plugin_if_get_frame_data(plugin_if_frame_data_cb extract_cb, void* user_data) {
+    GHashTable* dataSet = NULL;
+    void* ret_value = NULL;
+
+    dataSet = g_hash_table_new(g_str_hash, g_str_equal);
+
+    g_hash_table_insert(dataSet, g_strdup("extract_cb"), extract_cb);
+    g_hash_table_insert(dataSet, g_strdup("user_data"), user_data);
+    g_hash_table_insert(dataSet, g_strdup("ret_value_ptr"), &ret_value);
+
+    plugin_if_call_gui_cb(PLUGIN_IF_GET_FRAME_DATA, dataSet);
+
+    g_hash_table_destroy(dataSet);
+
+    return ret_value;
+}
+
+extern void* plugin_if_get_capture_file(plugin_if_capture_file_cb extract_cb, void* user_data) {
+    GHashTable* dataSet = NULL;
+    void* ret_value = NULL;
+
+    dataSet = g_hash_table_new(g_str_hash, g_str_equal);
+
+    g_hash_table_insert(dataSet, g_strdup("extract_cb"), extract_cb);
+    g_hash_table_insert(dataSet, g_strdup("user_data"), user_data);
+    g_hash_table_insert(dataSet, g_strdup("ret_value_ptr"), &ret_value);
+
+    plugin_if_call_gui_cb(PLUGIN_IF_GET_CAPTURE_FILE, dataSet);
+
+    g_hash_table_destroy(dataSet);
+
+    return ret_value;
+}
+
 extern void plugin_if_register_gui_cb(plugin_if_callback_t actionType, plugin_if_gui_cb callback)
 {
     plugin_if_init_hashtable();
diff --git a/epan/plugin_if.h b/epan/plugin_if.h
index 21e23f5396..7791c66d15 100644
--- a/epan/plugin_if.h
+++ b/epan/plugin_if.h
@@ -382,6 +382,12 @@ typedef enum
     /* Gets status information about the currently loaded capture file */
     PLUGIN_IF_GET_WS_INFO,
 
+    /* Gets information from frame_data for current packet */
+    PLUGIN_IF_GET_FRAME_DATA,
+
+    /* Gets information from capture_file */
+    PLUGIN_IF_GET_CAPTURE_FILE,
+
     /* Remove toolbar */
     PLUGIN_IF_REMOVE_TOOLBAR
 
@@ -404,6 +410,14 @@ WS_DLL_PUBLIC void plugin_if_goto_frame(guint32 framenr);
 /* Takes a snapshot of status information from Wireshark */
 WS_DLL_PUBLIC void plugin_if_get_ws_info(ws_info_t ** ws_info);
 
+typedef void* (*plugin_if_frame_data_cb)(frame_data*, void*);
+/* Gets frame_data for current packet, data are extracted by extract_cb */
+WS_DLL_PUBLIC void* plugin_if_get_frame_data(plugin_if_frame_data_cb extract_cb, void *user_data);
+
+typedef void* (*plugin_if_capture_file_cb)(capture_file*, void*);
+/* Gets capture_file, data are extracted by extract_cb */
+WS_DLL_PUBLIC void* plugin_if_get_capture_file(plugin_if_capture_file_cb extract_cb, void* user_data);
+
 /* Private Method for retrieving the menubar entries
  *
  * Is only to be used by the UI interfaces to retrieve the menu entries
diff --git a/plugins/epan/pluginifdemo/pluginifdemo.c b/plugins/epan/pluginifdemo/pluginifdemo.c
index 5cd01f6dbe..1290783be9 100644
--- a/plugins/epan/pluginifdemo/pluginifdemo.c
+++ b/plugins/epan/pluginifdemo/pluginifdemo.c
@@ -85,6 +85,14 @@ proto_register_pluginifdemo(void)
     pluginifdemo_toolbar_register(tb);
 }
 
+void* get_frame_data_cb(frame_data* fdata, void* user_data _U_) {
+    return GUINT_TO_POINTER(fdata->num);
+}
+
+void* get_capture_file_cb(capture_file* cf, void* user_data _U_) {
+    return cf->filename;
+}
+
 void toolbar_cb(gpointer toolbar_item, gpointer item_data, gpointer user_data _U_)
 {
     if ( ! toolbar_item )
@@ -93,8 +101,19 @@ void toolbar_cb(gpointer toolbar_item, gpointer item_data, gpointer user_data _U
     gchar * message = 0;
     ext_toolbar_t * entry = (ext_toolbar_t *)toolbar_item;
 
-    if ( entry->item_type == EXT_TOOLBAR_BUTTON )
-        pluginifdemo_toolbar_log ( "Button pressed at toolbar" );
+    if (entry->item_type == EXT_TOOLBAR_BUTTON) {
+        pluginifdemo_toolbar_log("Button pressed at toolbar");
+        guint32 fnum = GPOINTER_TO_UINT(plugin_if_get_frame_data(get_frame_data_cb, NULL));
+        if (fnum) {
+            message = g_strdup_printf("Current frame is: %u", fnum);
+            pluginifdemo_toolbar_log(message);
+        }
+        const gchar* fnm = (const gchar*)plugin_if_get_capture_file(get_capture_file_cb, NULL);
+        if (fnm) {
+            message = g_strdup_printf("Capture file name is: %s", fnm);
+            pluginifdemo_toolbar_log(message);
+        }
+    }
     else if ( entry->item_type == EXT_TOOLBAR_BOOLEAN )
     {
         gboolean data = *((gboolean *)item_data);
diff --git a/ui/qt/main_window.cpp b/ui/qt/main_window.cpp
index 4c1a7c0243..edbdeb635f 100644
--- a/ui/qt/main_window.cpp
+++ b/ui/qt/main_window.cpp
@@ -228,6 +228,50 @@ static void plugin_if_mainwindow_get_ws_info(GHashTable * data_set)
 
 #endif /* HAVE_LIBPCAP */
 
+static void plugin_if_mainwindow_get_frame_data(GHashTable* data_set)
+{
+    if (!gbl_cur_main_window_ || !data_set)
+        return;
+
+    plugin_if_frame_data_cb extract_cb;
+    void* user_data;
+    void** ret_value_ptr;
+
+    if (g_hash_table_lookup_extended(data_set, "extract_cb", NULL, (void**)&extract_cb) &&
+        g_hash_table_lookup_extended(data_set, "user_data", NULL, (void**)&user_data) &&
+        g_hash_table_lookup_extended(data_set, "ret_value_ptr", NULL, (void**)&ret_value_ptr))
+    {
+        QList<int> rows = gbl_cur_main_window_->selectedRows();
+        if (rows.count() > 0) {
+            frame_data* fdata = gbl_cur_main_window_->frameDataForRow(rows.at(0));
+            if (fdata) {
+                *ret_value_ptr = extract_cb(fdata, user_data);
+            }
+        }
+    }
+}
+
+static void plugin_if_mainwindow_get_capture_file(GHashTable* data_set)
+{
+    if (!gbl_cur_main_window_ || !data_set)
+        return;
+
+    plugin_if_capture_file_cb extract_cb;
+    void* user_data;
+    void** ret_value_ptr;
+
+    if (g_hash_table_lookup_extended(data_set, "extract_cb", NULL, (void**)&extract_cb) &&
+        g_hash_table_lookup_extended(data_set, "user_data", NULL, (void**)&user_data) &&
+        g_hash_table_lookup_extended(data_set, "ret_value_ptr", NULL, (void**)&ret_value_ptr))
+    {
+        CaptureFile* cfWrap = gbl_cur_main_window_->captureFile();
+        capture_file* cf = cfWrap->capFile();
+        if (cf) {
+            *ret_value_ptr = extract_cb(cf, user_data);
+        }
+    }
+}
+
 static void plugin_if_mainwindow_update_toolbars(GHashTable * data_set)
 {
     if (!gbl_cur_main_window_ || !data_set)
@@ -642,6 +686,8 @@ MainWindow::MainWindow(QWidget *parent) :
 #ifdef HAVE_LIBPCAP
     plugin_if_register_gui_cb(PLUGIN_IF_GET_WS_INFO, plugin_if_mainwindow_get_ws_info);
 #endif
+    plugin_if_register_gui_cb(PLUGIN_IF_GET_FRAME_DATA, plugin_if_mainwindow_get_frame_data);
+    plugin_if_register_gui_cb(PLUGIN_IF_GET_CAPTURE_FILE, plugin_if_mainwindow_get_capture_file);
     plugin_if_register_gui_cb(PLUGIN_IF_REMOVE_TOOLBAR, plugin_if_mainwindow_update_toolbars);
 
     /* Register Interface Toolbar callbacks */