feat(tooltip): add multiple trigger support

- Adds support for multiple triggers

Closes #3987
Closes #4077

src/tooltip/docs/readme.md

@@ -20,7 +20,7 @@ will display:
 - `tooltip-animation`: Should it fade in and out? Defaults to "true".
 - `tooltip-popup-delay`: For how long should the user have to have the mouse
   over the element before the tooltip shows (in milliseconds)? Defaults to 0.
-- `tooltip-trigger`: What should trigger a show of the tooltip?
+- `tooltip-trigger`: What should trigger a show of the tooltip? Supports a space separated list of event names.
   Note: this attribute is no longer observable. See `tooltip-enable`.
 - `tooltip-enable`: Is it enabled? It will enable or disable the configured
   `tooltip-trigger`.

src/tooltip/test/tooltip.spec.js

@@ -364,6 +364,27 @@ describe('tooltip', function() {
       elm2.trigger('mouseenter');
       expect( tooltipScope2.isOpen ).toBeTruthy();
     }));
+
+    it( 'should accept multiple triggers based on the map for mapped triggers', inject( function( $compile ) {
+      elmBody = angular.element(
+        '<div><input tooltip="Hello!" tooltip-trigger="focus fakeTriggerAttr" /></div>'
+      );
+      $compile(elmBody)(scope);
+      scope.$apply();
+      elm = elmBody.find('input');
+      elmScope = elm.scope();
+      tooltipScope = elmScope.$$childTail;
+
+      expect( tooltipScope.isOpen ).toBeFalsy();
+      elm.trigger('focus');
+      expect( tooltipScope.isOpen ).toBeTruthy();
+      elm.trigger('blur');
+      expect( tooltipScope.isOpen ).toBeFalsy();
+      elm.trigger('fakeTriggerAttr');
+      expect( tooltipScope.isOpen ).toBeTruthy();
+      elm.trigger('fakeTriggerAttr');
+      expect( tooltipScope.isOpen ).toBeFalsy();
+    }));
   });
 
   describe( 'with an append-to-body attribute', function() {

src/tooltip/tooltip.js

@@ -84,8 +84,10 @@ angular.module( 'ui.bootstrap.tooltip', [ 'ui.bootstrap.position', 'ui.bootstrap
        * trigger; else it will just use the show trigger.
        */
       function getTriggers ( trigger ) {
-        var show = trigger || options.trigger || defaultTriggerShow;
-        var hide = triggerMap[show] || show;
+        var show = (trigger || options.trigger || defaultTriggerShow).split(' ');
+        var hide = show.map(function(trigger) {
+          return triggerMap[trigger] || trigger;
+        });
         return {
           show: show,
           hide: hide
@@ -332,8 +334,12 @@ angular.module( 'ui.bootstrap.tooltip', [ 'ui.bootstrap.position', 'ui.bootstrap
             }
 
             var unregisterTriggers = function () {
-              element.unbind(triggers.show, showTooltipBind);
-              element.unbind(triggers.hide, hideTooltipBind);
+              triggers.show.forEach(function(trigger) {
+                element.unbind(trigger, showTooltipBind);
+              });
+              triggers.hide.forEach(function(trigger) {
+                element.unbind(trigger, hideTooltipBind);
+              });
             };
 
             function prepTriggers() {
@@ -342,12 +348,14 @@ angular.module( 'ui.bootstrap.tooltip', [ 'ui.bootstrap.position', 'ui.bootstrap
 
               triggers = getTriggers( val );
 
-              if ( triggers.show === triggers.hide ) {
-                element.bind( triggers.show, toggleTooltipBind );
-              } else {
-                element.bind( triggers.show, showTooltipBind );
-                element.bind( triggers.hide, hideTooltipBind );
-              }
+              triggers.show.forEach(function(trigger, idx) {
+                if (trigger === triggers.hide[idx]) {
+                  element.bind(trigger, toggleTooltipBind);
+                } else if (trigger) {
+                  element.bind(trigger, showTooltipBind);
+                  element.bind(triggers.hide[idx], hideTooltipBind);
+                }
+              });
             }
             prepTriggers();