Merge branch '573-allow-to-set-default-width-of-a-plugin' into 'master'

Resolve "Allow to set default width of a plugin"

Closes #573

See merge request !506

frontend-js/src/main/js/plugin/Plugin.js

@@ -20,6 +20,16 @@ var pluginId = 0;
  * @property {string} [url]
  */
 
+/**
+ * @typedef {Object} UserPluginObject
+ * @property {function(Object):void} register
+ * @property {function():void} unregister
+ * @property {function():string} getName
+ * @property {function():string} getVersion
+ * @property {function():(number|string)|number|string} minWidth
+ * @property {function():(number|string)|number|string} defaultWidth
+ */
+
 /**
  *
  * @param {PluginOptions} options
@@ -62,7 +72,7 @@ Plugin.prototype.setLoadedPluginData = function (loadedPluginData) {
 
 /**
  *
- * @returns {*}
+ * @returns {UserPluginObject}
  */
 Plugin.prototype.getLoadedPluginData = function () {
   return this._loadedPluginData;
@@ -176,6 +186,23 @@ Plugin.prototype.getMinWidth = function () {
   return value;
 };
 
+/**
+ *
+ * @returns {number}
+ */
+Plugin.prototype.getDefaultWidth = function () {
+  var value;
+  var data = this.getLoadedPluginData();
+  if (data.defaultWidth !== undefined) {
+    if (typeof data.defaultWidth === "function") {
+      value = parseInt(data.defaultWidth());
+    } else {
+      value = parseInt(data.defaultWidth);
+    }
+  }
+  return value;
+};
+
 /**
  *
  * @returns {Promise}

frontend-js/src/main/js/plugin/PluginManager.js

@@ -118,6 +118,9 @@ PluginManager.prototype.addPlugin = function (options) {
     self._pluginOnResizeHandlers[plugin.getPluginId()] = adjustHeight;
     GuiConnector.addWindowResizeEvent(adjustHeight);
     adjustHeight();
+    if ($(self.getElement()).width() < plugin.getDefaultWidth()) {
+      $(self.getElement()).css('flex', "0 0 " + plugin.getDefaultWidth() + "px");
+    }
     return self.adjustMinWidth();
   }).then(function () {
     if (self._plugins.length === 1) {