only propagate events if given true to fire, #2311

spec/suites/core/EventsSpec.js

@@ -381,4 +381,36 @@ describe('Events', function () {
 			expect(spy.called).to.be(true);
 		});
 	});
+
+	describe('addEventParent && removeEventParent', function () {
+		it('makes the object propagate events with to the given one if fired with propagate=true', function () {
+			var obj = new L.Evented(),
+				parent1 = new L.Evented(),
+				parent2 = new L.Evented(),
+				spy1 = sinon.spy(),
+				spy2 = sinon.spy();
+
+			parent1.on('test', spy1);
+			parent2.on('test', spy2);
+
+			obj.addEventParent(parent1).addEventParent(parent2);
+
+			obj.fire('test');
+
+			expect(spy1.called).to.be(false);
+			expect(spy2.called).to.be(false);
+
+			obj.fire('test', null, true);
+
+			expect(spy1.called).to.be(true);
+			expect(spy2.called).to.be(true);
+
+			obj.removeEventParent(parent1);
+
+			obj.fire('test', null, true);
+
+			expect(spy1.callCount).to.be(1);
+			expect(spy2.callCount).to.be(2);
+		});
+	});
 });

spec/suites/layer/FeatureGroupSpec.js

@@ -32,7 +32,7 @@
 					wasClicked1 = true;
 				});
 
-				marker.fire('click', { type: 'click' });
+				marker.fire('click', {type: 'click'}, true);
 
 				expect(wasClicked1).to.be(true);
 				expect(wasClicked2).to.be(true);

src/core/Events.js

@@ -126,8 +126,8 @@ L.Evented = L.Class.extend({
 		}
 	},
 
-	fire: function (type, data) {
-		if (!this.hasEventListeners(type)) {
+	fire: function (type, data, propagate) {
+		if (!this.hasEventListeners(type, propagate)) {
 			return this;
 		}
 
@@ -161,19 +161,23 @@ L.Evented = L.Class.extend({
 			}
 		}
 
-		this._propagateEvent(event);
+		if (propagate) {
+			this._propagateEvent(event);
+		}
 
 		return this;
 	},
 
-	hasEventListeners: function (type) {
+	hasEventListeners: function (type, propagate) {
 		var events = this[eventsKey];
 		if (events && ((type in events && events[type].length > 0) ||
 		               (type + '_idx' in events && events[type + '_idx_len'] > 0))) {
 			return true;
 		}
-		for (var id in this._eventParents) {
-			if (this._eventParents[id].hasEventListeners(type)) { return true; }
+		if (propagate) {
+			for (var id in this._eventParents) {
+				if (this._eventParents[id].hasEventListeners(type)) { return true; }
+			}
 		}
 		return false;
 	},
@@ -206,12 +210,14 @@ L.Evented = L.Class.extend({
 	addEventParent: function (obj) {
 		this._eventParents = this._eventParents || {};
 		this._eventParents[L.stamp(obj)] = obj;
+		return this;
 	},
 
 	removeEventParent: function (obj) {
 		if (this._eventParents) {
 			delete this._eventParents[L.stamp(obj)];
 		}
+		return this;
 	},
 
 	_propagateEvent: function (e) {

src/layer/Popup.js

@@ -54,7 +54,7 @@ L.Popup = L.Layer.extend({
 		map.fire('popupopen', {popup: this});
 
 		if (this._source) {
-			this._source.fire('popupopen', {popup: this});
+			this._source.fire('popupopen', {popup: this}, true);
 		}
 	},
 
@@ -74,7 +74,7 @@ L.Popup = L.Layer.extend({
 		map.fire('popupclose', {popup: this});
 
 		if (this._source) {
-			this._source.fire('popupclose', {popup: this});
+			this._source.fire('popupclose', {popup: this}, true);
 		}
 	},
 

src/layer/marker/Marker.js

@@ -257,7 +257,7 @@ L.Marker = L.Layer.extend({
 		this.fire(e.type, {
 			originalEvent: e,
 			latlng: this._latlng
-		});
+		}, true);
 
 		// TODO proper custom event propagation
 		// this line will always be called if marker is in a FeatureGroup

src/layer/vector/Path.js

@@ -89,7 +89,7 @@ L.Path = L.Layer.extend({
 			layerPoint: layerPoint,
 			containerPoint: containerPoint,
 			originalEvent: e
-		});
+		}, true);
 
 		if (type === 'contextmenu') {
 			L.DomEvent.preventDefault(e);