如果滚动条在body上下拉向上向下位置计算有误

dist/select.css

@@ -260,3 +260,7 @@ body > .ui-select-bootstrap.open {
 .ui-select-container[theme="bootstrap"].direction-up .ui-select-dropdown {
     box-shadow: 0 -4px 8px rgba(0, 0, 0, 0.25);
 }
+.ui-select-choices .no-result{
+  color: #aaa;
+}
+

dist/select.js

@@ -1029,7 +1029,11 @@ uis.directive('uiSelect',
               var offsetDropdown = uisOffset(dropdown);
 
               // Determine if the direction of the dropdown needs to be changed.
-              if (offset.top + offset.height + offsetDropdown.height > $document[0].documentElement.scrollTop + $document[0].documentElement.clientHeight) {
+              var _scrollTop = $document[0].documentElement.scrollTop;
+              if(_scrollTop === 0){
+                _scrollTop = angular.element("body")[0].scrollTop;
+              }
+              if (offset.top + offset.height + offsetDropdown.height > _scrollTop + $document[0].documentElement.clientHeight) {
                 dropdown[0].style.position = 'absolute';
                 dropdown[0].style.top = (offsetDropdown.height * -1) + 'px';
                 element.addClass(directionUpClassName);
@@ -1806,11 +1810,11 @@ $templateCache.put("bootstrap/match-multiple.tpl.html","<span class=\"ui-select-
 $templateCache.put("bootstrap/match.tpl.html","<div class=\"ui-select-match\" ng-hide=\"$select.open\" ng-disabled=\"$select.disabled\" ng-class=\"{\'btn-default-focus\':$select.focus}\"><span tabindex=\"-1\" class=\"btn btn-default form-control ui-select-toggle\" aria-label=\"{{ $select.baseTitle }} activate\" ng-disabled=\"$select.disabled\" ng-click=\"$select.activate()\" style=\"outline: 0;\"><span ng-show=\"$select.isEmpty()\" class=\"ui-select-placeholder text-muted\">{{$select.placeholder}}</span> <span ng-hide=\"$select.isEmpty()\" class=\"ui-select-match-text pull-left\" ng-class=\"{\'ui-select-allow-clear\': $select.allowClear && !$select.isEmpty()}\" ng-transclude=\"\"></span> <i class=\"caret pull-right\" ng-click=\"$select.toggle($event)\"></i> <a ng-show=\"$select.allowClear && !$select.isEmpty()\" aria-label=\"{{ $select.baseTitle }} clear\" style=\"margin-right: 10px\" ng-click=\"$select.clear($event)\" class=\"btn btn-xs btn-link pull-right\"><i class=\"glyphicon glyphicon-remove\" aria-hidden=\"true\"></i></a></span></div>");
 $templateCache.put("bootstrap/select-multiple.tpl.html","<div class=\"ui-select-container ui-select-multiple ui-select-bootstrap dropdown form-control\" ng-class=\"{open: $select.open}\"><div><div class=\"ui-select-match\"></div><input type=\"text\" autocomplete=\"off\" autocorrect=\"off\" autocapitalize=\"off\" spellcheck=\"false\" class=\"ui-select-search input-xs\" placeholder=\"{{$selectMultiple.getPlaceholder()}}\" ng-disabled=\"$select.disabled\" ng-hide=\"$select.disabled\" ng-click=\"$select.activate()\" ng-model=\"$select.search\" role=\"combobox\" aria-label=\"{{ $select.baseTitle }}\" ondrop=\"return false;\"></div><div class=\"ui-select-choices\"></div></div>");
 $templateCache.put("bootstrap/select.tpl.html","<div class=\"ui-select-container ui-select-bootstrap dropdown\" ng-class=\"{open: $select.open}\"><div class=\"ui-select-match\"></div><input type=\"text\" autocomplete=\"off\" tabindex=\"-1\" aria-expanded=\"true\" aria-label=\"{{ $select.baseTitle }}\" aria-owns=\"ui-select-choices-{{ $select.generatedId }}\" aria-activedescendant=\"ui-select-choices-row-{{ $select.generatedId }}-{{ $select.activeIndex }}\" class=\"form-control ui-select-search\" placeholder=\"{{$select.placeholder}}\" ng-model=\"$select.search\" ng-show=\"$select.searchEnabled && $select.open\"><div class=\"ui-select-choices\"></div></div>");
-$templateCache.put("select2/choices.tpl.html","<ul class=\"ui-select-choices ui-select-choices-content select2-results\"><li class=\"ui-select-choices-group\" ng-class=\"{\'select2-result-with-children\': $select.choiceGrouped($group) }\"><div ng-show=\"$select.choiceGrouped($group)\" class=\"ui-select-choices-group-label select2-result-label\" ng-bind=\"$group.name\"></div><ul role=\"listbox\" id=\"ui-select-choices-{{ $select.generatedId }}\" ng-class=\"{\'select2-result-sub\': $select.choiceGrouped($group), \'select2-result-single\': !$select.choiceGrouped($group) }\"><li role=\"option\" id=\"ui-select-choices-row-{{ $select.generatedId }}-{{$index}}\" class=\"ui-select-choices-row\" ng-class=\"{\'select2-highlighted\': $select.isActive(this), \'select2-disabled\': $select.isDisabled(this)}\"><div class=\"select2-result-label ui-select-choices-row-inner\"></div></li></ul></li></ul>");
+$templateCache.put("select2/choices.tpl.html","<ul class=\"ui-select-choices ui-select-choices-content select2-results\"><li class=\"ui-select-choices-group\" ng-class=\"{\'select2-result-with-children\': $select.choiceGrouped($group) }\"><div ng-show=\"$select.choiceGrouped($group)\" class=\"ui-select-choices-group-label select2-result-label\" ng-bind=\"$group.name\"></div><ul role=\"listbox\" id=\"ui-select-choices-{{ $select.generatedId }}\" ng-class=\"{\'select2-result-sub\': $select.choiceGrouped($group), \'select2-result-single\': !$select.choiceGrouped($group) }\"><li role=\"option\" id=\"ui-select-choices-row-{{ $select.generatedId }}-{{$index}}\" class=\"ui-select-choices-row\" ng-class=\"{\'select2-highlighted\': $select.isActive(this), \'select2-disabled\': $select.isDisabled(this)}\"><div class=\"select2-result-label ui-select-choices-row-inner\"></div></li></ul></li><li ng-if='$select.items.length === 0' class='no-result'>没有搜索结果.</li></ul>");
 $templateCache.put("select2/match-multiple.tpl.html","<span class=\"ui-select-match\"><li class=\"ui-select-match-item select2-search-choice\" ng-repeat=\"$item in $select.selected\" ng-class=\"{\'select2-search-choice-focus\':$selectMultiple.activeMatchIndex === $index, \'select2-locked\':$select.isLocked(this, $index)}\" ui-select-sort=\"$select.selected\"><span uis-transclude-append=\"\"></span> <a href=\"javascript:;\" class=\"ui-select-match-close select2-search-choice-close\" ng-click=\"$selectMultiple.removeChoice($index)\" tabindex=\"-1\"></a></li></span>");
 $templateCache.put("select2/match.tpl.html","<a class=\"select2-choice ui-select-match\" ng-class=\"{\'select2-default\': $select.isEmpty()}\" ng-click=\"$select.toggle($event)\" aria-label=\"{{ $select.baseTitle }} select\"><span ng-show=\"$select.isEmpty()\" class=\"select2-chosen\">{{$select.placeholder}}</span> <span ng-hide=\"$select.isEmpty()\" class=\"select2-chosen\" ng-transclude=\"\"></span> <abbr ng-if=\"$select.allowClear && !$select.isEmpty()\" class=\"select2-search-choice-close\" ng-click=\"$select.clear($event)\"></abbr> <span class=\"select2-arrow ui-select-toggle\"><b></b></span></a>");
 $templateCache.put("select2/select-multiple.tpl.html","<div class=\"ui-select-container ui-select-multiple select2 select2-container select2-container-multi\" ng-class=\"{\'select2-container-active select2-dropdown-open open\': $select.open, \'select2-container-disabled\': $select.disabled}\"><ul class=\"select2-choices\"><span class=\"ui-select-match\"></span><li class=\"select2-search-field\"><input type=\"text\" autocomplete=\"off\" autocorrect=\"off\" autocapitalize=\"off\" spellcheck=\"false\" role=\"combobox\" aria-expanded=\"true\" aria-owns=\"ui-select-choices-{{ $select.generatedId }}\" aria-label=\"{{ $select.baseTitle }}\" aria-activedescendant=\"ui-select-choices-row-{{ $select.generatedId }}-{{ $select.activeIndex }}\" class=\"select2-input ui-select-search\" placeholder=\"{{$selectMultiple.getPlaceholder()}}\" ng-disabled=\"$select.disabled\" ng-hide=\"$select.disabled\" ng-model=\"$select.search\" ng-click=\"$select.activate()\" style=\"width: 34px;\" ondrop=\"return false;\"></li></ul><div class=\"ui-select-dropdown select2-drop select2-with-searchbox select2-drop-active\" ng-class=\"{\'select2-display-none\': !$select.open}\"><div class=\"ui-select-choices\"></div></div></div>");
 $templateCache.put("select2/select.tpl.html","<div class=\"ui-select-container select2 select2-container\" ng-class=\"{\'select2-container-active select2-dropdown-open open\': $select.open, \'select2-container-disabled\': $select.disabled, \'select2-container-active\': $select.focus, \'select2-allowclear\': $select.allowClear && !$select.isEmpty()}\"><div class=\"ui-select-match\"></div><div class=\"ui-select-dropdown select2-drop select2-with-searchbox select2-drop-active\" ng-class=\"{\'select2-display-none\': !$select.open}\"><div class=\"select2-search\" ng-show=\"$select.searchEnabled\"><input type=\"text\" autocomplete=\"off\" autocorrect=\"off\" autocapitalize=\"off\" spellcheck=\"false\" role=\"combobox\" aria-expanded=\"true\" aria-owns=\"ui-select-choices-{{ $select.generatedId }}\" aria-label=\"{{ $select.baseTitle }}\" aria-activedescendant=\"ui-select-choices-row-{{ $select.generatedId }}-{{ $select.activeIndex }}\" class=\"ui-select-search select2-input\" ng-model=\"$select.search\"></div><div class=\"ui-select-choices\"></div></div></div>");
 $templateCache.put("selectize/choices.tpl.html","<div ng-show=\"$select.open\" class=\"ui-select-choices ui-select-dropdown selectize-dropdown single\"><div class=\"ui-select-choices-content selectize-dropdown-content\"><div class=\"ui-select-choices-group optgroup\" role=\"listbox\"><div ng-show=\"$select.isGrouped\" class=\"ui-select-choices-group-label optgroup-header\" ng-bind=\"$group.name\"></div><div role=\"option\" class=\"ui-select-choices-row\" ng-class=\"{active: $select.isActive(this), disabled: $select.isDisabled(this)}\"><div class=\"option ui-select-choices-row-inner\" data-selectable=\"\"></div></div></div></div></div>");
 $templateCache.put("selectize/match.tpl.html","<div ng-hide=\"($select.open || $select.isEmpty())\" class=\"ui-select-match\" ng-transclude=\"\"></div>");
-$templateCache.put("selectize/select.tpl.html","<div class=\"ui-select-container selectize-control single\" ng-class=\"{\'open\': $select.open}\"><div class=\"selectize-input\" ng-class=\"{\'focus\': $select.open, \'disabled\': $select.disabled, \'selectize-focus\' : $select.focus}\" ng-click=\"$select.activate()\"><div class=\"ui-select-match\"></div><input type=\"text\" autocomplete=\"off\" tabindex=\"-1\" class=\"ui-select-search ui-select-toggle\" ng-click=\"$select.toggle($event)\" placeholder=\"{{$select.placeholder}}\" ng-model=\"$select.search\" ng-hide=\"!$select.searchEnabled || ($select.selected && !$select.open)\" ng-disabled=\"$select.disabled\" aria-label=\"{{ $select.baseTitle }}\"></div><div class=\"ui-select-choices\"></div></div>");}]);
+$templateCache.put("selectize/select.tpl.html","<div class=\"ui-select-container selectize-control single\" ng-class=\"{\'open\': $select.open}\"><div class=\"selectize-input\" ng-class=\"{\'focus\': $select.open, \'disabled\': $select.disabled, \'selectize-focus\' : $select.focus}\" ng-click=\"$select.activate()\"><div class=\"ui-select-match\"></div><input type=\"text\" autocomplete=\"off\" tabindex=\"-1\" class=\"ui-select-search ui-select-toggle\" ng-click=\"$select.toggle($event)\" placeholder=\"{{$select.placeholder}}\" ng-model=\"$select.search\" ng-hide=\"!$select.searchEnabled || ($select.selected && !$select.open)\" ng-disabled=\"$select.disabled\" aria-label=\"{{ $select.baseTitle }}\"></div><div class=\"ui-select-choices\"></div></div>");}]);

package.json

@@ -6,7 +6,7 @@
   "repository": {
     "url": "git://github.com/angular-ui/ui-select.git"
   },
-  "version": "0.12.1",
+  "version": "0.12.3",
   "devDependencies": {
     "bower": "~1.3",
     "del": "~0.1.1",

src/common.css

@@ -252,3 +252,6 @@ body > .ui-select-bootstrap.open {
 .ui-select-container[theme="bootstrap"].direction-up .ui-select-dropdown {
     box-shadow: 0 -4px 8px rgba(0, 0, 0, 0.25);
 }
+.ui-select-choices .no-result{
+  color: #aaa;
+}

src/select2/choices.tpl.html

@@ -8,4 +8,5 @@
       </li>
     </ul>
   </li>
-</ul>
+  <li ng-if="$select.items.length === 0" class="no-result">没有搜索结果.</li>
+</ul>

src/uiSelectDirective.js

@@ -273,7 +273,11 @@ uis.directive('uiSelect',
               var offsetDropdown = uisOffset(dropdown);
 
               // Determine if the direction of the dropdown needs to be changed.
-              if (offset.top + offset.height + offsetDropdown.height > $document[0].documentElement.scrollTop + $document[0].documentElement.clientHeight) {
+              var _scrollTop = $document[0].documentElement.scrollTop;
+              if(_scrollTop === 0){
+                _scrollTop = angular.element("body")[0].scrollTop;
+              }
+              if (offset.top + offset.height + offsetDropdown.height > _scrollTop + $document[0].documentElement.clientHeight) {
                 dropdown[0].style.position = 'absolute';
                 dropdown[0].style.top = (offsetDropdown.height * -1) + 'px';
                 element.addClass(directionUpClassName);