-/**
- * @file addon-hooks.js
- * @brief Provide a way for add-ons to register a JavaScript hook
- */
-
-var addon_hooks = {};
-
-/**
- * @brief Register a JavaScript hook to be called from other Javascript files
- * @pre the .js file from which the hook will be called is included in the document response
- * @param type which type of hook i.e. where should it be called along with other hooks of the same type
- * @param hookfnstr name of the JavaScript function name that needs to be called
- */
-function Addon_registerHook(type, hookfnstr)
-{
- if (!addon_hooks.hasOwnProperty(type)) {
- addon_hooks[type] = [];
- }
-
- addon_hooks[type].push(hookfnstr);
-}
-
-/**
- * @brief Call all registered hooks of a certain type, i.e. at the same point of the JavaScript code execution
- * @param typeOfHook string indicating which type of hooks to be called among the registered hooks
- */
-function callAddonHooks(typeOfHook)
-{
- if (typeof addon_hooks !== 'undefined') {
- var myTypeOfHooks = addon_hooks[typeOfHook];
- if (typeof myTypeOfHooks !== 'undefined') {
- for (addon_hook_idx = 0; addon_hook_idx < myTypeOfHooks.length; addon_hook_idx++) {
- var hookfnstr = myTypeOfHooks[addon_hook_idx];
- var hookfn = window[hookfnstr];
- if (typeof hookfn === "function") {
- hookfn();
- }
- }
- }
- }
-}