diff --git a/CHANGELOG.md b/CHANGELOG.md
index b98eaa500..b06b6469d 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -102,3 +102,4 @@ Branch CRUD-Init
 - add Tabs parametric feature to easily render tabs panels
 - css: add a margin on the button "delete entry" in collection
 - module `show_hide`: add the possibility to launch a show hide manually and not on page loading. Useful when show/hide occurs in collection.
+- module `show_hide`: add events to module
diff --git a/Resources/public/modules/show_hide/show_hide.js b/Resources/public/modules/show_hide/show_hide.js
index f22064433..5f65e2b18 100644
--- a/Resources/public/modules/show_hide/show_hide.js
+++ b/Resources/public/modules/show_hide/show_hide.js
@@ -25,7 +25,8 @@ var ShowHide = function(options) {
         event_name = 'event_name' in options ? options.event_name : 'change',
         container_content = [],
         debug = 'debug' in options ? options.debug : false,
-        load_event = 'load_event' in options ? options.load_event : 'load';
+        load_event = 'load_event' in options ? options.load_event : 'load',
+        id = 'uid' in options ? options.id : Math.random();
     
     var bootstrap = function(event) {
         if (debug) {
@@ -59,26 +60,19 @@ var ShowHide = function(options) {
 
     
     var onChange = function (event) {
-        var result = test(froms, event);
+        var result = test(froms, event), me;
 
         if (result === true) {
             if (is_shown === false) {
-                for (let i of container_content.keys()) {
-                    var contents = container_content[i];
-                    for (let el of contents.values()) {
-                        container[i].appendChild(el);
-                    }
-                }
-                is_shown = true;
+                forceShow();
+                me = new CustomEvent('show-hide-show', { detail: { id: id, container: container, froms: froms } });
+                window.dispatchEvent(me);
             }
         } else if (result === false) {
             if (is_shown) {
-                for (let contents of container_content.values()) {
-                    for (let el of contents.values()) {
-                        el.remove();
-                    }
-                }
-                is_shown = false;
+                forceHide();
+                me = new CustomEvent('show-hide-hide', { detail: { id: id, container: container, froms: froms } });
+                window.dispatchEvent(me);
             }
         } else {
             throw "the result of test is not a boolean";
@@ -86,12 +80,47 @@ var ShowHide = function(options) {
         
     };
     
+    var forceHide = function() {
+        if (debug) {
+            console.log('force hide');
+        }
+        for (let contents of container_content.values()) {
+            for (let el of contents.values()) {
+                el.remove();
+            }
+        }
+        is_shown = false;
+    };
+    
+    var forceShow = function() {
+        if (debug) {
+            console.log('show');
+        }
+        for (let i of container_content.keys()) {
+            var contents = container_content[i];
+            for (let el of contents.values()) {
+                container[i].appendChild(el);
+            }
+        }
+        is_shown = true;
+    };
+    
+    var forceCompute = function(event) {
+        onChange(event);
+    };
+    
     
     if (load_event !== null) {
         window.addEventListener('load', bootstrap);
     } else {
         bootstrap(null);
     }
+    
+    return {
+        forceHide: forceHide,
+        forceShow: forceShow,
+        forceCompute: forceCompute,
+    };
 };
 
 export {ShowHide};