我用过编辑按钮。编辑后,我有保存和取消按钮.save按钮正在按预期工作但不是取消按钮。如果我在尝试编辑后单击取消按钮,它应显示以前的文本。谁能帮帮我吗 js在这里摆弄http://jsfiddle.net/F7K63/143/
<tr ng-repeat="item in items">
<td>
<span ng-hide="item.editing">{{item.name}} <button ng-click="editItem(item)">Edit</button></span>
<input ng-show="item.editing" ng-model="item.name" autofocus />
<button ng-show="item.editing" ng-click="doneEditing(item)">Save</button>
<button ng-show="item.editing" ng-click="Cancel(item)">Cancel</button>
</td>
</tr>
制作要编辑的对象的副本。如果按取消,请更换原点。见fiddle
$scope.editItem = function (item) {
item.editing = true;
item.backupName = angular.copy(item.name);
}
$scope.doneEditing = function (item) {
item.editing = false;
delete item.backupName;
//do some background ajax calling for persistence...
};
$scope.Cancel = function (item) {
item.editing = false;
item.name = angular.copy(item.backupName);
delete item.backupName;
};
最快的选择是编辑$ scope.eidtItem和$ scope.Cancel函数。
$scope.editItem = function (item) {
item.editing = true;
item.oldName = item.name;
}
...
$scope.Cancel = function (item) {
item.editing = false;
item.name = item.oldName;
};