Allow plugins to get the data they set

src/plugindata.h

@@ -59,7 +59,7 @@ G_BEGIN_DECLS
  * @warning You should not test for values below 200 as previously
  * @c GEANY_API_VERSION was defined as an enum value, not a macro.
  */
-#define GEANY_API_VERSION 233
+#define GEANY_API_VERSION 234
 
 /* hack to have a different ABI when built with GTK3 because loading GTK2-linked plugins
  * with GTK3-linked Geany leads to crash */
@@ -315,6 +315,7 @@ gboolean geany_plugin_register(GeanyPlugin *plugin, gint api_version,
 gboolean geany_plugin_register_full(GeanyPlugin *plugin, gint api_version,
                                     gint min_api_version, gint abi_version,
                                     gpointer data, GDestroyNotify free_func);
+gpointer geany_plugin_get_data(const GeanyPlugin *plugin);
 void geany_plugin_set_data(GeanyPlugin *plugin, gpointer data, GDestroyNotify free_func);
 
 /** Convenience macro to register a plugin.

src/pluginutils.c

@@ -570,6 +570,24 @@ void plugin_builder_connect_signals(GeanyPlugin *plugin,
 }
 
 
+/** Get the additional data that corresponds to the plugin.
+ *
+ * @param plugin The plugin provided by Geany
+ * @return The data corresponding to the plugin or @c NULL if none set.
+ *
+ * @since 1.32 (API 234)
+ *
+ * @see geany_plugin_set_data()
+ */
+gpointer geany_plugin_get_data(const GeanyPlugin *plugin)
+{
+	g_return_val_if_fail (plugin != NULL, NULL);
+	g_return_val_if_fail (PLUGIN_LOADED_OK (plugin->priv), NULL);
+
+	return plugin->priv->cb_data;
+}
+
+
 /** Add additional data that corresponds to the plugin.
  *
  * @p pdata is the pointer going to be passed to the individual plugin callbacks