typescript-angular: Add ability to abandon edits with Esc key

Ref #789

This roughly follows the pattern in examples/angularjs which already had the
ability to use Esc.

examples/typescript-angular/index.html

@@ -26,7 +26,7 @@
 							<button class="destroy" ng-click="vm.removeTodo(todo)"></button>
 						</div>
 						<form ng-submit="vm.doneEditing(todo)">
-							<input class="edit" ng-model="todo.title" todo-blur="vm.doneEditing(todo)" todo-focus="todo == editedTodo">
+							<input class="edit" ng-model="todo.title" todo-blur="vm.doneEditing(todo)" todo-focus="todo == editedTodo" todo-escape="vm.revertEdits(todo)">
 						</form>
 					</li>
 				</ul>

examples/typescript-angular/js/Application.js

@@ -53,6 +53,28 @@ var todos;
 })(todos || (todos = {}));
 /// <reference path='../_all.ts' />
 var todos;
+(function (todos) {
+    'use strict';
+    var ESCAPE_KEY = 27;
+    /**
+     * Directive that cancels editing a todo if the user presses the Esc key.
+     */
+    function todoEscape() {
+        return {
+            link: function ($scope, element, attributes) {
+                element.bind('keydown', function (event) {
+                    if (event.keyCode === ESCAPE_KEY) {
+                        $scope.$apply(attributes.todoEscape);
+                    }
+                });
+                $scope.$on('$destroy', function () { element.unbind('keydown'); });
+            }
+        };
+    }
+    todos.todoEscape = todoEscape;
+})(todos || (todos = {}));
+/// <reference path='../_all.ts' />
+var todos;
 (function (todos_1) {
     'use strict';
     /**
@@ -125,9 +147,21 @@ var todos;
         };
         TodoCtrl.prototype.editTodo = function (todoItem) {
             this.$scope.editedTodo = todoItem;
+            // Clone the original todo in case editing is cancelled.
+            this.$scope.originalTodo = angular.extend({}, todoItem);
+        };
+        TodoCtrl.prototype.revertEdits = function (todoItem) {
+            this.todos[this.todos.indexOf(todoItem)] = this.$scope.originalTodo;
+            this.$scope.reverted = true;
         };
         TodoCtrl.prototype.doneEditing = function (todoItem) {
             this.$scope.editedTodo = null;
+            this.$scope.originalTodo = null;
+            if (this.$scope.reverted) {
+                // Todo edits were reverted, don't save.
+                this.$scope.reverted = null;
+                return;
+            }
             todoItem.title = todoItem.title.trim();
             if (!todoItem.title) {
                 this.removeTodo(todoItem);
@@ -169,6 +203,7 @@ var todos;
         .controller('todoCtrl', todos.TodoCtrl)
         .directive('todoBlur', todos.todoBlur)
         .directive('todoFocus', todos.todoFocus)
+        .directive('todoEscape', todos.todoEscape)
         .service('todoStorage', todos.TodoStorage);
 })(todos || (todos = {}));
 /// <reference path='libs/jquery/jquery.d.ts' />
@@ -178,6 +213,7 @@ var todos;
 /// <reference path='interfaces/ITodoStorage.ts' />
 /// <reference path='directives/TodoFocus.ts' />
 /// <reference path='directives/TodoBlur.ts' />
+/// <reference path='directives/TodoEscape.ts' />
 /// <reference path='services/TodoStorage.ts' />
 /// <reference path='controllers/TodoCtrl.ts' />
 /// <reference path='Application.ts' />

examples/typescript-angular/js/Application.js.map

-{"version":3,"file":"Application.js","sourceRoot":"","sources":["models/TodoItem.ts","interfaces/ITodoScope.ts","interfaces/ITodoStorage.ts","directives/TodoFocus.ts","directives/TodoBlur.ts","services/TodoStorage.ts","controllers/TodoCtrl.ts","Application.ts","_all.ts"],"names":["todos","todos.TodoItem","todos.TodoItem.constructor","todos.todoFocus","todos.todoBlur","todos.TodoStorage","todos.TodoStorage.constructor","todos.TodoStorage.get","todos.TodoStorage.put","todos.TodoCtrl","todos.TodoCtrl.constructor","todos.TodoCtrl.onPath","todos.TodoCtrl.onTodos","todos.TodoCtrl.addTodo","todos.TodoCtrl.editTodo","todos.TodoCtrl.doneEditing","todos.TodoCtrl.removeTodo","todos.TodoCtrl.clearDoneTodos","todos.TodoCtrl.markAll"],"mappings":"AAAA,mCAAmC;AAEnC,IAAO,KAAK,CASX;AATD,WAAO,KAAK,EAAC,CAAC;IACVA,YAAYA,CAACA;IAEbA;QACIC,kBACWA,KAAaA,EACbA,SAAkBA;YADlBC,UAAKA,GAALA,KAAKA,CAAQA;YACbA,cAASA,GAATA,SAASA,CAASA;QACrBA,CAACA;QACbD,eAACA;IAADA,CAACA,AALDD,IAKCA;IALYA,cAAQA,WAKpBA,CAAAA;AACLA,CAACA,EATM,KAAK,KAAL,KAAK,QASX;ACXD,mCAAmC;ACAnC,mCAAmC;ACAnC,mCAAmC;AAEnC,IAAO,KAAK,CAoBX;AApBD,WAAO,KAAK,EAAC,CAAC;IACbA,YAAYA,CAACA;IAKbA,AAHAA;;OAEGA;uBACuBA,QAA4BA;QACrDG,MAAMA,CAACA;YACNA,IAAIA,EAAEA,UAACA,MAAiBA,EAAEA,OAAeA,EAAEA,UAAeA;gBACzDA,MAAMA,CAACA,MAAMA,CAACA,UAAUA,CAACA,SAASA,EAAEA,UAAAA,MAAMA;oBACzCA,EAAEA,CAACA,CAACA,MAAMA,CAACA,CAACA,CAACA;wBACZA,QAAQA,CAACA,cAAMA,OAAAA,OAAOA,CAACA,CAACA,CAACA,CAACA,KAAKA,EAAEA,EAAlBA,CAAkBA,EAAEA,CAACA,EAAEA,KAAKA,CAACA,CAACA;oBAC9CA,CAACA;gBACFA,CAACA,CAACA,CAACA;YACJA,CAACA;SACDA,CAACA;IACHA,CAACA;IAVeH,eAASA,YAUxBA,CAAAA;IAEDA,SAASA,CAACA,OAAOA,GAAGA,CAACA,UAAUA,CAACA,CAACA;AAElCA,CAACA,EApBM,KAAK,KAAL,KAAK,QAoBX;ACtBD,mCAAmC;AAEnC,IAAO,KAAK,CAcX;AAdD,WAAO,KAAK,EAAC,CAAC;IACVA,YAAYA,CAACA;IAKbA,AAHAA;;OAEGA;;QAECI,MAAMA,CAACA;YACHA,IAAIA,EAAEA,UAACA,MAAiBA,EAAEA,OAAeA,EAAEA,UAAeA;gBACtDA,OAAOA,CAACA,IAAIA,CAACA,MAAMA,EAAEA,cAAQA,MAAMA,CAACA,MAAMA,CAACA,UAAUA,CAACA,QAAQA,CAACA,CAACA,CAACA,CAACA,CAACA,CAACA;gBACpEA,MAAMA,CAACA,GAAGA,CAACA,UAAUA,EAAEA,cAAQA,OAAOA,CAACA,MAAMA,CAACA,MAAMA,CAACA,CAACA,CAACA,CAACA,CAACA,CAACA;YAC9DA,CAACA;SACJA,CAACA;IACNA,CAACA;IAPeJ,cAAQA,WAOvBA,CAAAA;AACLA,CAACA,EAdM,KAAK,KAAL,KAAK,QAcX;AChBD,mCAAmC;AAEnC,IAAO,KAAK,CAkBX;AAlBD,WAAO,OAAK,EAAC,CAAC;IACVA,YAAYA,CAACA;IAKbA,AAHAA;;OAEGA;;QACHK;YAEIC,eAAUA,GAAGA,4BAA4BA,CAACA;QAS9CA,CAACA;QAPGD,yBAAGA,GAAHA;YACIE,MAAMA,CAACA,IAAIA,CAACA,KAAKA,CAACA,YAAYA,CAACA,OAAOA,CAACA,IAAIA,CAACA,UAAUA,CAACA,IAAIA,IAAIA,CAACA,CAACA;QACrEA,CAACA;QAEDF,yBAAGA,GAAHA,UAAIA,KAAiBA;YACjBG,YAAYA,CAACA,OAAOA,CAACA,IAAIA,CAACA,UAAUA,EAAEA,IAAIA,CAACA,SAASA,CAACA,KAAKA,CAACA,CAACA,CAACA;QACjEA,CAACA;QACLH,kBAACA;IAADA,CAACA,AAXDL,IAWCA;IAXYA,mBAAWA,cAWvBA,CAAAA;AACLA,CAACA,EAlBM,KAAK,KAAL,KAAK,QAkBX;ACpBD,mCAAmC;AAEnC,IAAO,KAAK,CAiGX;AAjGD,WAAO,KAAK,EAAC,CAAC;IACbA,YAAYA,CAACA;IAObA,AALAA;;;;OAIGA;;QAgBFS,oDAAoDA;QACpDA,6GAA6GA;QAC7GA,kBACSA,MAAkBA,EAClBA,SAA8BA,EAC9BA,WAAyBA,EACzBA,YAAYA;YArBtBC,iBAuFCA;YArESA,WAAMA,GAANA,MAAMA,CAAYA;YAClBA,cAASA,GAATA,SAASA,CAAqBA;YAC9BA,gBAAWA,GAAXA,WAAWA,CAAcA;YACzBA,iBAAYA,GAAZA,YAAYA,CAAAA;YAEpBA,IAAIA,CAACA,KAAKA,GAAGA,MAAMA,CAACA,KAAKA,GAAGA,WAAWA,CAACA,GAAGA,EAAEA,CAACA;YAE9CA,MAAMA,CAACA,OAAOA,GAAGA,EAAEA,CAACA;YACpBA,MAAMA,CAACA,UAAUA,GAAGA,IAAIA,CAACA;YAIzBA,AAFAA,wFAAwFA;YACxFA,oDAAoDA;YACpDA,MAAMA,CAACA,EAAEA,GAAGA,IAAIA,CAACA;YAIjBA,AAFAA,4EAA4EA;YAC5EA,2GAA2GA;YAC3GA,MAAMA,CAACA,MAAMA,CAACA,OAAOA,EAAEA,cAAMA,OAAAA,KAAIA,CAACA,OAAOA,EAAEA,EAAdA,CAAcA,EAAEA,IAAIA,CAACA,CAACA;YACnDA,MAAMA,CAACA,MAAMA,CAACA,iBAAiBA,EAAEA,UAAAA,IAAIA,IAAIA,OAAAA,KAAIA,CAACA,MAAMA,CAACA,IAAIA,CAACA,EAAjBA,CAAiBA,CAACA,CAAAA;YAE3DA,EAAEA,CAACA,CAACA,SAASA,CAACA,IAAIA,EAAEA,KAAKA,EAAEA,CAACA;gBAACA,SAASA,CAACA,IAAIA,CAACA,GAAGA,CAACA,CAACA;YACjDA,MAAMA,CAACA,QAAQA,GAAGA,SAASA,CAACA;QAC7BA,CAACA;QAEDD,yBAAMA,GAANA,UAAOA,IAAYA;YAClBE,IAAIA,CAACA,MAAMA,CAACA,YAAYA,GAAGA,CAACA,IAAIA,KAAKA,SAASA,CAACA;gBAC9CA,EAAEA,SAASA,EAAEA,KAAKA,EAAEA,GAAGA,CAACA,IAAIA,KAAKA,YAAYA,CAACA;gBAC9CA,EAAEA,SAASA,EAAEA,IAAIA,EAAEA,GAAGA,IAAIA,CAACA;QAC7BA,CAACA;QAEDF,0BAAOA,GAAPA;YACCG,IAAIA,CAACA,MAAMA,CAACA,cAAcA,GAAGA,IAAIA,CAACA,YAAYA,CAACA,IAAIA,CAACA,KAAKA,EAAEA,EAAEA,SAASA,EAAEA,KAAKA,EAAEA,CAACA,CAACA,MAAMA,CAACA;YACxFA,IAAIA,CAACA,MAAMA,CAACA,SAASA,GAAGA,IAAIA,CAACA,KAAKA,CAACA,MAAMA,GAAGA,IAAIA,CAACA,MAAMA,CAACA,cAAcA,CAACA;YACvEA,IAAIA,CAACA,MAAMA,CAACA,UAAUA,GAAGA,CAACA,IAAIA,CAACA,MAAMA,CAACA,cAAcA,CAAAA;YACpDA,IAAIA,CAACA,WAAWA,CAACA,GAAGA,CAACA,IAAIA,CAACA,KAAKA,CAACA,CAACA;QAClCA,CAACA;QAEDH,0BAAOA,GAAPA;YACCI,IAAIA,OAAOA,GAAYA,IAAIA,CAACA,MAAMA,CAACA,OAAOA,CAACA,IAAIA,EAAEA,CAACA;YAClDA,EAAEA,CAACA,CAACA,CAACA,OAAOA,CAACA,MAAMA,CAACA,CAACA,CAACA;gBACrBA,MAAMA,CAACA;YACRA,CAACA;YAEDA,IAAIA,CAACA,KAAKA,CAACA,IAAIA,CAACA,IAAIA,cAAQA,CAACA,OAAOA,EAAEA,KAAKA,CAACA,CAACA,CAACA;YAC9CA,IAAIA,CAACA,MAAMA,CAACA,OAAOA,GAAGA,EAAEA,CAACA;QAC1BA,CAACA;QAEDJ,2BAAQA,GAARA,UAASA,QAAkBA;YAC1BK,IAAIA,CAACA,MAAMA,CAACA,UAAUA,GAAGA,QAAQA,CAACA;QACnCA,CAACA;QAEDL,8BAAWA,GAAXA,UAAYA,QAAkBA;YAC7BM,IAAIA,CAACA,MAAMA,CAACA,UAAUA,GAAGA,IAAIA,CAACA;YAC9BA,QAAQA,CAACA,KAAKA,GAAGA,QAAQA,CAACA,KAAKA,CAACA,IAAIA,EAAEA,CAACA;YACvCA,EAAEA,CAACA,CAACA,CAACA,QAAQA,CAACA,KAAKA,CAACA,CAACA,CAACA;gBACrBA,IAAIA,CAACA,UAAUA,CAACA,QAAQA,CAACA,CAACA;YAC3BA,CAACA;QACFA,CAACA;QAEDN,6BAAUA,GAAVA,UAAWA,QAAkBA;YAC5BO,IAAIA,CAACA,KAAKA,CAACA,MAAMA,CAACA,IAAIA,CAACA,KAAKA,CAACA,OAAOA,CAACA,QAAQA,CAACA,EAAEA,CAACA,CAACA,CAACA;QACpDA,CAACA;QAEDP,iCAAcA,GAAdA;YACCQ,IAAIA,CAACA,MAAMA,CAACA,KAAKA,GAAGA,IAAIA,CAACA,KAAKA,GAAGA,IAAIA,CAACA,KAAKA,CAACA,MAAMA,CAACA,UAAAA,QAAQA,IAAIA,OAAAA,CAACA,QAAQA,CAACA,SAASA,EAAnBA,CAAmBA,CAACA,CAACA;QACrFA,CAACA;QAEDR,0BAAOA,GAAPA,UAAQA,SAAkBA;YACzBS,IAAIA,CAACA,KAAKA,CAACA,OAAOA,CAACA,UAAAA,QAAQA,IAAMA,QAAQA,CAACA,SAASA,GAAGA,SAASA,CAACA,CAACA,CAACA,CAACA,CAACA;QACrEA,CAACA;QAlFDT,sBAAsBA;QACtBA,4FAA4FA;QAC5FA,yGAAyGA;QACzGA,yCAAyCA;QAC3BA,gBAAOA,GAAGA;YACvBA,QAAQA;YACRA,WAAWA;YACXA,aAAaA;YACbA,cAAcA;SACdA,CAACA;QA0EHA,eAACA;IAADA,CAACA,AAvFDT,IAuFCA;IAvFYA,cAAQA,WAuFpBA,CAAAA;AAEFA,CAACA,EAjGM,KAAK,KAAL,KAAK,QAiGX;ACnGD,gCAAgC;AAOhC,AALA;;;;GAIG;AACH,IAAO,KAAK,CAQX;AARD,WAAO,KAAK,EAAC,CAAC;IACVA,YAAYA,CAACA;IAEbA,IAAIA,OAAOA,GAAGA,OAAOA,CAACA,MAAMA,CAACA,SAASA,EAAEA,EAAEA,CAACA;SAClCA,UAAUA,CAACA,UAAUA,EAAEA,cAAQA,CAACA;SAChCA,SAASA,CAACA,UAAUA,EAAEA,cAAQA,CAACA;SAC/BA,SAASA,CAACA,WAAWA,EAAEA,eAASA,CAACA;SACjCA,OAAOA,CAACA,aAAaA,EAAEA,iBAAWA,CAACA,CAACA;AACjDA,CAACA,EARM,KAAK,KAAL,KAAK,QAQX;ACfD,gDAAgD;AAChD,kDAAkD;AAClD,2CAA2C;AAC3C,iDAAiD;AACjD,mDAAmD;AACnD,gDAAgD;AAChD,+CAA+C;AAC/C,gDAAgD;AAChD,gDAAgD;AAChD,uCAAuC"}
+{"version":3,"file":"Application.js","sourceRoot":"","sources":["models/TodoItem.ts","interfaces/ITodoScope.ts","interfaces/ITodoStorage.ts","directives/TodoFocus.ts","directives/TodoBlur.ts","directives/TodoEscape.ts","services/TodoStorage.ts","controllers/TodoCtrl.ts","Application.ts","_all.ts"],"names":["todos","todos.TodoItem","todos.TodoItem.constructor","todos.todoFocus","todos.todoBlur","todos.todoEscape","todos.TodoStorage","todos.TodoStorage.constructor","todos.TodoStorage.get","todos.TodoStorage.put","todos.TodoCtrl","todos.TodoCtrl.constructor","todos.TodoCtrl.onPath","todos.TodoCtrl.onTodos","todos.TodoCtrl.addTodo","todos.TodoCtrl.editTodo","todos.TodoCtrl.revertEdits","todos.TodoCtrl.doneEditing","todos.TodoCtrl.removeTodo","todos.TodoCtrl.clearDoneTodos","todos.TodoCtrl.markAll"],"mappings":"AAAA,mCAAmC;AAEnC,IAAO,KAAK,CASX;AATD,WAAO,KAAK,EAAC,CAAC;IACVA,YAAYA,CAACA;IAEbA;QACIC,kBACWA,KAAaA,EACbA,SAAkBA;YADlBC,UAAKA,GAALA,KAAKA,CAAQA;YACbA,cAASA,GAATA,SAASA,CAASA;QACrBA,CAACA;QACbD,eAACA;IAADA,CAACA,AALDD,IAKCA;IALYA,cAAQA,WAKpBA,CAAAA;AACLA,CAACA,EATM,KAAK,KAAL,KAAK,QASX;ACXD,mCAAmC;ACAnC,mCAAmC;ACAnC,mCAAmC;AAEnC,IAAO,KAAK,CAoBX;AApBD,WAAO,KAAK,EAAC,CAAC;IACbA,YAAYA,CAACA;IAEbA;;OAEGA;IACHA,mBAA0BA,QAA4BA;QACrDG,MAAMA,CAACA;YACNA,IAAIA,EAAEA,UAACA,MAAiBA,EAAEA,OAAeA,EAAEA,UAAeA;gBACzDA,MAAMA,CAACA,MAAMA,CAACA,UAAUA,CAACA,SAASA,EAAEA,UAAAA,MAAMA;oBACzCA,EAAEA,CAACA,CAACA,MAAMA,CAACA,CAACA,CAACA;wBACZA,QAAQA,CAACA,cAAMA,OAAAA,OAAOA,CAACA,CAACA,CAACA,CAACA,KAAKA,EAAEA,EAAlBA,CAAkBA,EAAEA,CAACA,EAAEA,KAAKA,CAACA,CAACA;oBAC9CA,CAACA;gBACFA,CAACA,CAACA,CAACA;YACJA,CAACA;SACDA,CAACA;IACHA,CAACA;IAVeH,eAASA,YAUxBA,CAAAA;IAEDA,SAASA,CAACA,OAAOA,GAAGA,CAACA,UAAUA,CAACA,CAACA;AAElCA,CAACA,EApBM,KAAK,KAAL,KAAK,QAoBX;ACtBD,mCAAmC;AAEnC,IAAO,KAAK,CAcX;AAdD,WAAO,KAAK,EAAC,CAAC;IACVA,YAAYA,CAACA;IAEbA;;OAEGA;IACHA;QACII,MAAMA,CAACA;YACHA,IAAIA,EAAEA,UAACA,MAAiBA,EAAEA,OAAeA,EAAEA,UAAeA;gBACtDA,OAAOA,CAACA,IAAIA,CAACA,MAAMA,EAAEA,cAAQA,MAAMA,CAACA,MAAMA,CAACA,UAAUA,CAACA,QAAQA,CAACA,CAACA,CAACA,CAACA,CAACA,CAACA;gBACpEA,MAAMA,CAACA,GAAGA,CAACA,UAAUA,EAAEA,cAAQA,OAAOA,CAACA,MAAMA,CAACA,MAAMA,CAACA,CAACA,CAACA,CAACA,CAACA,CAACA;YAC9DA,CAACA;SACJA,CAACA;IACNA,CAACA;IAPeJ,cAAQA,WAOvBA,CAAAA;AACLA,CAACA,EAdM,KAAK,KAAL,KAAK,QAcX;AChBD,mCAAmC;AAEnC,IAAO,KAAK,CAqBX;AArBD,WAAO,KAAK,EAAC,CAAC;IACbA,YAAYA,CAACA;IAEbA,IAAMA,UAAUA,GAAGA,EAAEA,CAACA;IAEtBA;;OAEGA;IACHA;QACCK,MAAMA,CAACA;YACNA,IAAIA,EAAEA,UAACA,MAAiBA,EAAEA,OAAeA,EAAEA,UAAeA;gBACzDA,OAAOA,CAACA,IAAIA,CAACA,SAASA,EAAEA,UAACA,KAAKA;oBAC7BA,EAAEA,CAACA,CAACA,KAAKA,CAACA,OAAOA,KAAKA,UAAUA,CAACA,CAACA,CAACA;wBAClCA,MAAMA,CAACA,MAAMA,CAACA,UAAUA,CAACA,UAAUA,CAACA,CAACA;oBACtCA,CAACA;gBACFA,CAACA,CAACA,CAACA;gBAEHA,MAAMA,CAACA,GAAGA,CAACA,UAAUA,EAAEA,cAAQA,OAAOA,CAACA,MAAMA,CAACA,SAASA,CAACA,CAACA,CAACA,CAACA,CAACA,CAACA;YAC9DA,CAACA;SACDA,CAACA;IACHA,CAACA;IAZeL,gBAAUA,aAYzBA,CAAAA;AACFA,CAACA,EArBM,KAAK,KAAL,KAAK,QAqBX;ACvBD,mCAAmC;AAEnC,IAAO,KAAK,CAkBX;AAlBD,WAAO,OAAK,EAAC,CAAC;IACVA,YAAYA,CAACA;IAEbA;;OAEGA;IACHA;QAAAM;YAEIC,eAAUA,GAAGA,4BAA4BA,CAACA;QAS9CA,CAACA;QAPGD,yBAAGA,GAAHA;YACIE,MAAMA,CAACA,IAAIA,CAACA,KAAKA,CAACA,YAAYA,CAACA,OAAOA,CAACA,IAAIA,CAACA,UAAUA,CAACA,IAAIA,IAAIA,CAACA,CAACA;QACrEA,CAACA;QAEDF,yBAAGA,GAAHA,UAAIA,KAAiBA;YACjBG,YAAYA,CAACA,OAAOA,CAACA,IAAIA,CAACA,UAAUA,EAAEA,IAAIA,CAACA,SAASA,CAACA,KAAKA,CAACA,CAACA,CAACA;QACjEA,CAACA;QACLH,kBAACA;IAADA,CAACA,AAXDN,IAWCA;IAXYA,mBAAWA,cAWvBA,CAAAA;AACLA,CAACA,EAlBM,KAAK,KAAL,KAAK,QAkBX;ACpBD,mCAAmC;AAEnC,IAAO,KAAK,CA+GX;AA/GD,WAAO,KAAK,EAAC,CAAC;IACbA,YAAYA,CAACA;IAEbA;;;;OAIGA;IACHA;QAeCU,oDAAoDA;QACpDA,6GAA6GA;QAC7GA,kBACSA,MAAkBA,EAClBA,SAA8BA,EAC9BA,WAAyBA,EACzBA,YAAYA;YArBtBC,iBAqGCA;YAnFSA,WAAMA,GAANA,MAAMA,CAAYA;YAClBA,cAASA,GAATA,SAASA,CAAqBA;YAC9BA,gBAAWA,GAAXA,WAAWA,CAAcA;YACzBA,iBAAYA,GAAZA,YAAYA,CAAAA;YAEpBA,IAAIA,CAACA,KAAKA,GAAGA,MAAMA,CAACA,KAAKA,GAAGA,WAAWA,CAACA,GAAGA,EAAEA,CAACA;YAE9CA,MAAMA,CAACA,OAAOA,GAAGA,EAAEA,CAACA;YACpBA,MAAMA,CAACA,UAAUA,GAAGA,IAAIA,CAACA;YAEzBA,wFAAwFA;YACxFA,oDAAoDA;YACpDA,MAAMA,CAACA,EAAEA,GAAGA,IAAIA,CAACA;YAEjBA,4EAA4EA;YAC5EA,2GAA2GA;YAC3GA,MAAMA,CAACA,MAAMA,CAACA,OAAOA,EAAEA,cAAMA,OAAAA,KAAIA,CAACA,OAAOA,EAAEA,EAAdA,CAAcA,EAAEA,IAAIA,CAACA,CAACA;YACnDA,MAAMA,CAACA,MAAMA,CAACA,iBAAiBA,EAAEA,UAAAA,IAAIA,IAAIA,OAAAA,KAAIA,CAACA,MAAMA,CAACA,IAAIA,CAACA,EAAjBA,CAAiBA,CAACA,CAAAA;YAE3DA,EAAEA,CAACA,CAACA,SAASA,CAACA,IAAIA,EAAEA,KAAKA,EAAEA,CAACA;gBAACA,SAASA,CAACA,IAAIA,CAACA,GAAGA,CAACA,CAACA;YACjDA,MAAMA,CAACA,QAAQA,GAAGA,SAASA,CAACA;QAC7BA,CAACA;QAEDD,yBAAMA,GAANA,UAAOA,IAAYA;YAClBE,IAAIA,CAACA,MAAMA,CAACA,YAAYA,GAAGA,CAACA,IAAIA,KAAKA,SAASA,CAACA;gBAC9CA,EAAEA,SAASA,EAAEA,KAAKA,EAAEA,GAAGA,CAACA,IAAIA,KAAKA,YAAYA,CAACA;gBAC9CA,EAAEA,SAASA,EAAEA,IAAIA,EAAEA,GAAGA,IAAIA,CAACA;QAC7BA,CAACA;QAEDF,0BAAOA,GAAPA;YACCG,IAAIA,CAACA,MAAMA,CAACA,cAAcA,GAAGA,IAAIA,CAACA,YAAYA,CAACA,IAAIA,CAACA,KAAKA,EAAEA,EAAEA,SAASA,EAAEA,KAAKA,EAAEA,CAACA,CAACA,MAAMA,CAACA;YACxFA,IAAIA,CAACA,MAAMA,CAACA,SAASA,GAAGA,IAAIA,CAACA,KAAKA,CAACA,MAAMA,GAAGA,IAAIA,CAACA,MAAMA,CAACA,cAAcA,CAACA;YACvEA,IAAIA,CAACA,MAAMA,CAACA,UAAUA,GAAGA,CAACA,IAAIA,CAACA,MAAMA,CAACA,cAAcA,CAAAA;YACpDA,IAAIA,CAACA,WAAWA,CAACA,GAAGA,CAACA,IAAIA,CAACA,KAAKA,CAACA,CAACA;QAClCA,CAACA;QAEDH,0BAAOA,GAAPA;YACCI,IAAIA,OAAOA,GAAYA,IAAIA,CAACA,MAAMA,CAACA,OAAOA,CAACA,IAAIA,EAAEA,CAACA;YAClDA,EAAEA,CAACA,CAACA,CAACA,OAAOA,CAACA,MAAMA,CAACA,CAACA,CAACA;gBACrBA,MAAMA,CAACA;YACRA,CAACA;YAEDA,IAAIA,CAACA,KAAKA,CAACA,IAAIA,CAACA,IAAIA,cAAQA,CAACA,OAAOA,EAAEA,KAAKA,CAACA,CAACA,CAACA;YAC9CA,IAAIA,CAACA,MAAMA,CAACA,OAAOA,GAAGA,EAAEA,CAACA;QAC1BA,CAACA;QAEDJ,2BAAQA,GAARA,UAASA,QAAkBA;YAC1BK,IAAIA,CAACA,MAAMA,CAACA,UAAUA,GAAGA,QAAQA,CAACA;YAElCA,wDAAwDA;YACxDA,IAAIA,CAACA,MAAMA,CAACA,YAAYA,GAAGA,OAAOA,CAACA,MAAMA,CAACA,EAAEA,EAAEA,QAAQA,CAACA,CAACA;QACzDA,CAACA;QAEDL,8BAAWA,GAAXA,UAAYA,QAAkBA;YAC7BM,IAAIA,CAACA,KAAKA,CAACA,IAAIA,CAACA,KAAKA,CAACA,OAAOA,CAACA,QAAQA,CAACA,CAACA,GAAGA,IAAIA,CAACA,MAAMA,CAACA,YAAYA,CAACA;YACpEA,IAAIA,CAACA,MAAMA,CAACA,QAAQA,GAAGA,IAAIA,CAACA;QAC7BA,CAACA;QAEDN,8BAAWA,GAAXA,UAAYA,QAAkBA;YAC7BO,IAAIA,CAACA,MAAMA,CAACA,UAAUA,GAAGA,IAAIA,CAACA;YAC9BA,IAAIA,CAACA,MAAMA,CAACA,YAAYA,GAAGA,IAAIA,CAACA;YAChCA,EAAEA,CAACA,CAACA,IAAIA,CAACA,MAAMA,CAACA,QAAQA,CAACA,CAACA,CAACA;gBAC1BA,wCAAwCA;gBACxCA,IAAIA,CAACA,MAAMA,CAACA,QAAQA,GAAGA,IAAIA,CAACA;gBAC5BA,MAAMA,CAACA;YACRA,CAACA;YACDA,QAAQA,CAACA,KAAKA,GAAGA,QAAQA,CAACA,KAAKA,CAACA,IAAIA,EAAEA,CAACA;YACvCA,EAAEA,CAACA,CAACA,CAACA,QAAQA,CAACA,KAAKA,CAACA,CAACA,CAACA;gBACrBA,IAAIA,CAACA,UAAUA,CAACA,QAAQA,CAACA,CAACA;YAC3BA,CAACA;QACFA,CAACA;QAEDP,6BAAUA,GAAVA,UAAWA,QAAkBA;YAC5BQ,IAAIA,CAACA,KAAKA,CAACA,MAAMA,CAACA,IAAIA,CAACA,KAAKA,CAACA,OAAOA,CAACA,QAAQA,CAACA,EAAEA,CAACA,CAACA,CAACA;QACpDA,CAACA;QAEDR,iCAAcA,GAAdA;YACCS,IAAIA,CAACA,MAAMA,CAACA,KAAKA,GAAGA,IAAIA,CAACA,KAAKA,GAAGA,IAAIA,CAACA,KAAKA,CAACA,MAAMA,CAACA,UAAAA,QAAQA,IAAIA,OAAAA,CAACA,QAAQA,CAACA,SAASA,EAAnBA,CAAmBA,CAACA,CAACA;QACrFA,CAACA;QAEDT,0BAAOA,GAAPA,UAAQA,SAAkBA;YACzBU,IAAIA,CAACA,KAAKA,CAACA,OAAOA,CAACA,UAAAA,QAAQA,IAAMA,QAAQA,CAACA,SAASA,GAAGA,SAASA,CAACA,CAACA,CAACA,CAACA,CAACA;QACrEA,CAACA;QAhGDV,sBAAsBA;QACtBA,4FAA4FA;QAC5FA,yGAAyGA;QACzGA,yCAAyCA;QAC3BA,gBAAOA,GAAGA;YACvBA,QAAQA;YACRA,WAAWA;YACXA,aAAaA;YACbA,cAAcA;SACdA,CAACA;QAwFHA,eAACA;IAADA,CAACA,AArGDV,IAqGCA;IArGYA,cAAQA,WAqGpBA,CAAAA;AAEFA,CAACA,EA/GM,KAAK,KAAL,KAAK,QA+GX;ACjHD,gCAAgC;AAEhC;;;;GAIG;AACH,IAAO,KAAK,CASX;AATD,WAAO,KAAK,EAAC,CAAC;IACVA,YAAYA,CAACA;IAEbA,IAAIA,OAAOA,GAAGA,OAAOA,CAACA,MAAMA,CAACA,SAASA,EAAEA,EAAEA,CAACA;SAClCA,UAAUA,CAACA,UAAUA,EAAEA,cAAQA,CAACA;SAChCA,SAASA,CAACA,UAAUA,EAAEA,cAAQA,CAACA;SAC/BA,SAASA,CAACA,WAAWA,EAAEA,eAASA,CAACA;SACjCA,SAASA,CAACA,YAAYA,EAAEA,gBAAUA,CAACA;SACnCA,OAAOA,CAACA,aAAaA,EAAEA,iBAAWA,CAACA,CAACA;AACjDA,CAACA,EATM,KAAK,KAAL,KAAK,QASX;AChBD,gDAAgD;AAChD,kDAAkD;AAClD,2CAA2C;AAC3C,iDAAiD;AACjD,mDAAmD;AACnD,gDAAgD;AAChD,+CAA+C;AAC/C,iDAAiD;AACjD,gDAAgD;AAChD,gDAAgD;AAChD,uCAAuC"}
\ No newline at end of file

examples/typescript-angular/js/Application.ts

@@ -12,5 +12,6 @@ module todos {
             .controller('todoCtrl', TodoCtrl)
             .directive('todoBlur', todoBlur)
             .directive('todoFocus', todoFocus)
+            .directive('todoEscape', todoEscape)
             .service('todoStorage', TodoStorage);
 }

examples/typescript-angular/js/_all.ts

@@ -5,6 +5,7 @@
 /// <reference path='interfaces/ITodoStorage.ts' />
 /// <reference path='directives/TodoFocus.ts' />
 /// <reference path='directives/TodoBlur.ts' />
+/// <reference path='directives/TodoEscape.ts' />
 /// <reference path='services/TodoStorage.ts' />
 /// <reference path='controllers/TodoCtrl.ts' />
 /// <reference path='Application.ts' />

examples/typescript-angular/js/controllers/TodoCtrl.ts

@@ -74,10 +74,24 @@ module todos {
 
 		editTodo(todoItem: TodoItem) {
 			this.$scope.editedTodo = todoItem;
+
+			// Clone the original todo in case editing is cancelled.
+			this.$scope.originalTodo = angular.extend({}, todoItem);
+		}
+
+		revertEdits(todoItem: TodoItem) {
+			this.todos[this.todos.indexOf(todoItem)] = this.$scope.originalTodo;
+			this.$scope.reverted = true;
 		}
 
 		doneEditing(todoItem: TodoItem) {
 			this.$scope.editedTodo = null;
+			this.$scope.originalTodo = null;
+			if (this.$scope.reverted) {
+				// Todo edits were reverted, don't save.
+				this.$scope.reverted = null;
+				return;
+			}
 			todoItem.title = todoItem.title.trim();
 			if (!todoItem.title) {
 				this.removeTodo(todoItem);

examples/typescript-angular/js/directives/TodoEscape.ts

+/// <reference path='../_all.ts' />
+
+module todos {
+	'use strict';
+
+	const ESCAPE_KEY = 27;
+
+	/**
+	 * Directive that cancels editing a todo if the user presses the Esc key.
+	 */
+	export function todoEscape(): ng.IDirective {
+		return {
+			link: ($scope: ng.IScope, element: JQuery, attributes: any) => {
+				element.bind('keydown', (event) => {
+					if (event.keyCode === ESCAPE_KEY) {
+						$scope.$apply(attributes.todoEscape);
+					}
+				});
+
+				$scope.$on('$destroy', () => { element.unbind('keydown'); });
+			}
+		};
+	}
+}

examples/typescript-angular/js/interfaces/ITodoScope.ts

@@ -5,9 +5,11 @@ module todos {
 		todos: TodoItem[];
 		newTodo: string;
 		editedTodo: TodoItem;
+		originalTodo: TodoItem;
 		remainingCount: number;
 		doneCount: number;
 		allChecked: boolean;
+		reverted: boolean;
 		statusFilter: { completed: boolean; };
 		location: ng.ILocationService;
 		vm: TodoCtrl;