+ // Verify that return false prevents default action
+ jQuery("#body").delegate("#anchor2", "click", function(){ return false; });
+ var hash = window.location.hash;
+ jQuery("#anchor2").trigger("click");
+ equals( window.location.hash, hash, "return false worked" );
+ jQuery("#body").undelegate("#anchor2", "click");
+
+ // Verify that .preventDefault() prevents default action
+ jQuery("#body").delegate("#anchor2", "click", function(e){ e.preventDefault(); });
+ var hash = window.location.hash;
+ jQuery("#anchor2").trigger("click");
+ equals( window.location.hash, hash, "e.preventDefault() worked" );
+ jQuery("#body").undelegate("#anchor2", "click");
+
+ // Test binding the same handler to multiple points
+ var called = 0;
+ function callback(){ called++; return false; }
+
+ jQuery("#body").delegate("#nothiddendiv", "click", callback);
+ jQuery("#body").delegate("#anchor2", "click", callback);
+
+ jQuery("#nothiddendiv").trigger("click");
+ equals( called, 1, "Verify that only one click occurred." );
+
+ jQuery("#anchor2").trigger("click");
+ equals( called, 2, "Verify that only one click occurred." );
+
+ // Make sure that only one callback is removed
+ jQuery("#body").undelegate("#anchor2", "click", callback);
+
+ jQuery("#nothiddendiv").trigger("click");
+ equals( called, 3, "Verify that only one click occurred." );
+
+ jQuery("#anchor2").trigger("click");
+ equals( called, 3, "Verify that no click occurred." );
+
+ // Make sure that it still works if the selector is the same,
+ // but the event type is different
+ jQuery("#body").delegate("#nothiddendiv", "foo", callback);
+
+ // Cleanup
+ jQuery("#body").undelegate("#nothiddendiv", "click", callback);
+
+ jQuery("#nothiddendiv").trigger("click");
+ equals( called, 3, "Verify that no click occurred." );
+
+ jQuery("#nothiddendiv").trigger("foo");
+ equals( called, 4, "Verify that one foo occurred." );
+
+ // Cleanup
+ jQuery("#body").undelegate("#nothiddendiv", "foo", callback);
+
+ // Make sure we don't loose the target by DOM modifications
+ // after the bubble already reached the liveHandler
+ var livec = 0, elemDiv = jQuery("#nothiddendivchild").html('<span></span>').get(0);
+
+ jQuery("#body").delegate("#nothiddendivchild", "click", function(e){ jQuery("#nothiddendivchild").html(''); });
+ jQuery("#body").delegate("#nothiddendivchild", "click", function(e){ if(e.target) {livec++;} });
+
+ jQuery("#nothiddendiv span").click();
+ equals( jQuery("#nothiddendiv span").length, 0, "Verify that first handler occurred and modified the DOM." );
+ equals( livec, 1, "Verify that second handler occurred even with nuked target." );
+
+ // Cleanup
+ jQuery("#body").undelegate("#nothiddendivchild", "click");
+
+ // Verify that .live() ocurs and cancel buble in the same order as
+ // we would expect .bind() and .click() without delegation
+ var lived = 0, livee = 0;
+
+ // bind one pair in one order
+ jQuery("#body").delegate('span#liveSpan1 a', 'click', function(){ lived++; return false; });
+ jQuery("#body").delegate('span#liveSpan1', 'click', function(){ livee++; });
+
+ jQuery('span#liveSpan1 a').click();
+ equals( lived, 1, "Verify that only one first handler occurred." );
+ equals( livee, 0, "Verify that second handler doesn't." );
+
+ // and one pair in inverse
+ jQuery("#body").delegate('span#liveSpan2', 'click', function(){ livee++; });
+ jQuery("#body").delegate('span#liveSpan2 a', 'click', function(){ lived++; return false; });
+
+ lived = 0;
+ livee = 0;
+ jQuery('span#liveSpan2 a').click();
+ equals( lived, 1, "Verify that only one first handler occurred." );
+ equals( livee, 0, "Verify that second handler doesn't." );
+
+ // Cleanup
+ jQuery("#body").undelegate("click");
+
+ // Test this, target and currentTarget are correct
+ jQuery("#body").delegate('span#liveSpan1', 'click', function(e){
+ equals( this.id, 'liveSpan1', 'Check the this within a delegate handler' );
+ equals( e.currentTarget.id, 'liveSpan1', 'Check the event.currentTarget within a delegate handler' );
+ equals( e.target.nodeName.toUpperCase(), 'A', 'Check the event.target within a delegate handler' );
+ });
+
+ jQuery('span#liveSpan1 a').click();
+
+ jQuery("#body").undelegate('span#liveSpan1', 'click');
+
+ // Work with deep selectors
+ livee = 0;
+
+ function clickB(){ livee++; }
+
+ jQuery("#body").delegate("#nothiddendiv div", "click", function(){ livee++; });
+ jQuery("#body").delegate("#nothiddendiv div", "click", clickB);
+ jQuery("#body").delegate("#nothiddendiv div", "mouseover", function(){ livee++; });
+
+ equals( livee, 0, "No clicks, deep selector." );
+
+ livee = 0;
+ jQuery("#nothiddendivchild").trigger("click");
+ equals( livee, 2, "Click, deep selector." );
+
+ livee = 0;
+ jQuery("#nothiddendivchild").trigger("mouseover");
+ equals( livee, 1, "Mouseover, deep selector." );
+
+ jQuery("#body").undelegate("#nothiddendiv div", "mouseover");
+
+ livee = 0;
+ jQuery("#nothiddendivchild").trigger("click");
+ equals( livee, 2, "Click, deep selector." );
+
+ livee = 0;
+ jQuery("#nothiddendivchild").trigger("mouseover");
+ equals( livee, 0, "Mouseover, deep selector." );
+
+ jQuery("#body").undelegate("#nothiddendiv div", "click", clickB);
+
+ livee = 0;
+ jQuery("#nothiddendivchild").trigger("click");
+ equals( livee, 1, "Click, deep selector." );
+
+ jQuery("#body").undelegate("#nothiddendiv div", "click");
+});
+
+test("undelegate all bound events", function(){
+ expect(1);
+
+ var count = 0;
+ var div = jQuery("#body");
+
+ div.delegate("div#nothiddendivchild", "click submit", function(){ count++; });
+ div.undelegate();
+
+ jQuery("div#nothiddendivchild").trigger("click");
+ jQuery("div#nothiddendivchild").trigger("submit");
+
+ equals( count, 0, "Make sure no events were triggered." );
+});
+
+test("delegate with multiple events", function(){
+ expect(1);
+
+ var count = 0;
+ var div = jQuery("#body");
+
+ div.delegate("div#nothiddendivchild", "click submit", function(){ count++; });
+
+ jQuery("div#nothiddendivchild").trigger("click");
+ jQuery("div#nothiddendivchild").trigger("submit");
+
+ equals( count, 2, "Make sure both the click and submit were triggered." );
+
+ jQuery("#body").undelegate();
+});
+
+test("delegate with change", function(){
+ var selectChange = 0, checkboxChange = 0;
+
+ var select = jQuery("select[name='S1']");
+ jQuery("#body").delegate("select[name='S1']", "change", function() {
+ selectChange++;
+ });
+
+ var checkbox = jQuery("#check2"),
+ checkboxFunction = function(){
+ checkboxChange++;
+ }
+ jQuery("#body").delegate("#check2", "change", checkboxFunction);
+
+ // test click on select
+
+ // second click that changed it
+ selectChange = 0;
+ select[0].selectedIndex = select[0].selectedIndex ? 0 : 1;
+ select.trigger("change");
+ equals( selectChange, 1, "Change on click." );
+
+ // test keys on select
+ selectChange = 0;
+ select[0].selectedIndex = select[0].selectedIndex ? 0 : 1;
+ select.trigger("change");
+ equals( selectChange, 1, "Change on keyup." );
+
+ // test click on checkbox
+ checkbox.trigger("change");
+ equals( checkboxChange, 1, "Change on checkbox." );
+
+ // test before activate on radio