修改dialog下的偏好设置

dialogs/preference/preference.js

@@ -3,17 +3,46 @@
     var preferenceContent = '<div class="help-content" style="padding:20px;width:360px;">';
     preferenceContent += '<h3>展开属性设置</h3>';
     preferenceContent += '<p><label><input type="checkbox" name="expand" />是否全部展开</label></p>';
+    preferenceContent += '<p><hr/></p>';
+    preferenceContent += '<p><button id="reset_preference">回复默认值</button></p>';
+    preferenceContent += '<p><label><b style="color:red">有些偏好设置会在你下次刷新页面时生效</b></label></p>';
     preferenceContent += '</div>';
 
 
     //todo 偏好设置暂时都在这里处理
+    //用于在reset所有偏好时，清除这个dialog下的所有偏好
+    var allPreferences ={};
 
-    function execExpand(km,$w){
-        var checked = $w.find('[name=expand]').checked();
-        if(checked){
+    function checkEverything(km,$w){
+        checkExpand(km,$w)
+    }
+    function initEverything(km,$w){
+        initExpand(km,$w)
+    }
 
+    //展开
+    function initExpand(km,$w){
+        var expand = km.getOptions('defaultExpand');
+        $w.find('[name=expand]')[0].checked =expand && expand.defaultLayer == 0;
+        allPreferences['defaultExpand'] = null;
+    }
+    function checkExpand(km,$w){
+        var checked = $w.find('[name=expand]')[0].checked;
+        if(checked){
+            km.setPreferences('defaultExpand',{
+                'defaultLayer': 0,
+                'defaultSubShow': 0
+            })
+        }else{
+            km.setPreferences('defaultExpand')
         }
     }
+
+    //重置偏好
+    function resetPreferences(km){
+        km.setPreferences(allPreferences)
+    }
+
     KM.registerWidget( 'preference', {
         tpl: preferenceContent,
         initContent: function ( km ) {
@@ -26,9 +55,17 @@
 
         },
         initEvent: function ( km, $w ) {
+            //绑定默认值
+            initEverything(km,$w);
 
-            $w.on( 'click', '.kmui-close', function ( e ) {
+            $w.find('#reset_preference').on( 'click', function ( e ) {
+                resetPreferences(km);
+                //重置系统默认的偏好设置
+                initEverything(km,$w)
+            } );
 
+            $w.on( 'click', '.kmui-close', function ( e ) {
+                checkEverything(km,$w);
                 km.fire('preferencechange')
             } );
         },