Merge pull request #332 from samatjain/firefox

Support Firefox Mobile/Fennec

src/core/Browser.js

@@ -22,6 +22,31 @@
 		mobileOpera: mobile && opera,
 		
 		mobile: mobile,
-		touch: ('ontouchstart' in document.documentElement)
+		touch: (function() {
+			var touchSupported = false;;
+
+			// WebKit, etc
+			if ('ontouchstart' in document.documentElement) {
+				return true;
+			}
+
+			// Firefox/Gecko
+			var e = document.createElement('div');
+
+			// If no support for basic event stuff, unlikely to have touch support
+			if (!e.setAttribute || !e.removeAttribute) {
+				return false;
+			}
+
+			e.setAttribute('ontouchstart', 'return;');
+			if (typeof e['ontouchstart'] == 'function') {
+				touchSupported = true;
+			}
+
+			e.removeAttribute('ontouchstart');
+			e = null;
+
+			return touchSupported;
+		})()
 	};
-})();
+})();

src/dom/Draggable.js

@@ -30,7 +30,7 @@ L.Draggable = L.Class.extend({
 	},
 
 	_onDown: function(e) {
-		if (e.shiftKey || ((e.which != 1) && (e.button != 1) && !e.touches)) { return; }
+		if ((!L.Browser.touch && e.shiftKey) || ((e.which != 1) && (e.button != 1) && !e.touches)) { return; }
 
 		if (e.touches && e.touches.length > 1) { return; }