by zhanyi

src/adapter/saveto.js

+KM.registerUI('saveto', function( name ) {
+
+    var me = this,
+        label = me.getLang('tooltips.' + name),
+        options = {
+            label: label,
+            title: label,
+            comboboxName: name,
+            items: [],
+            itemStyles: [],
+            value: [],
+            autowidthitem: []
+        },
+        $combox = null,
+        comboboxWidget = null;
+
+
+    utils.each(KityMinder.getAllRegisteredProtocals(),function(k){
+
+        options.value.push(k);
+        options.items.push(k);
+        options.autowidthitem.push($.wordCountAdaptive( k ) );
+    });
+
+
+    //实例化
+    $combox =  $.kmuibuttoncombobox(options).css('zIndex',me.getOptions('zIndex') + 1);
+    comboboxWidget =  $combox.kmui();
+
+    comboboxWidget.on('comboboxselect', function( evt, res ){
+        alert(me.exportData(res.value));
+    }).on("beforeshow", function(){
+        if( $combox.parent().length === 0 ) {
+            $combox.appendTo(  me.$container.find('.kmui-dialog-container') );
+        }
+    }).on('aftercomboboxselect',function(){
+            this.setLabelWithDefaultValue()
+        });
+
+
+
+    return comboboxWidget.button().addClass('kmui-combobox');
+
+});
+

src/adapter/utils.js

+/**
+ * 宽度自适应工具函数
+ * @param word 单词内容
+ * @param hasSuffix 是否含有后缀
+ */
+$.wordCountAdaptive  = function( word, hasSuffix ) {
+
+    var $tmpNode = $('<span>' ).html( word ).css( {
+            display: 'inline',
+            position: 'absolute',
+            top: -10000000,
+            left: -100000
+        } ).appendTo( document.body),
+        width = $tmpNode.width();
+
+    $tmpNode.remove();
+    $tmpNode = null;
+
+    if( width < 50 ) {
+
+        return word;
+
+    } else {
+
+        word = word.slice( 0, hasSuffix ? -4 : -1 );
+
+        if( !word.length ) {
+            return '...';
+        }
+
+        return $.wordCountAdaptive( word + '...', true );
+
+    }
+
+};
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