add

dist/base.js

@@ -21353,8 +21353,8 @@ BI.ButtonGroup = BI.inherit(BI.Widget, {
             return;
         }
 
-        var items = this._packageItems(items, this._packageBtns(btns));
-        BI.createWidget(BI.extend(this._packageLayout(items))).element.children().prependTo(this.element);
+        items = this._packageItems(items, this._packageBtns(btns));
+        this.layouts.prependItems(this._packageLayout(items).items);
     },
 
     addItems: function (items) {
@@ -21369,8 +21369,8 @@ BI.ButtonGroup = BI.inherit(BI.Widget, {
             return;
         }
 
-        var items = this._packageItems(items, this._packageBtns(btns));
-        BI.createWidget(BI.extend(this._packageLayout(items))).element.children().appendTo(this.element);
+        items = this._packageItems(items, this._packageBtns(btns));
+        this.layouts.addItems(this._packageLayout(items).items);
     },
 
     removeItemAt: function (indexes) {

dist/core.js

@@ -19363,6 +19363,14 @@ BI.Layout = BI.inherit(BI.Widget, {
         return w;
     },
 
+    prependItem: function (item) {
+        var w = this._addElement(this.options.items.length, item);
+        w._mount();
+        this.options.items.unshift(item);
+        w.element.prependTo(this.element);
+        return w;
+    },
+
     addItems: function (items) {
         var self = this;
         BI.each(items, function (i, item) {
@@ -19370,6 +19378,13 @@ BI.Layout = BI.inherit(BI.Widget, {
         })
     },
 
+    prependItems: function (items) {
+        var self = this;
+        BI.each(items, function (i, item) {
+            self.prependItem(item);
+        })
+    },
+
     getValue: function () {
         var value = [];
         BI.each(this._children, function (i, wi) {
@@ -26630,7 +26645,7 @@ BI.CardLayout = BI.inherit(BI.Layout, {
         return widget;
     },
 
-    showCardByName: function (name, action) {
+    showCardByName: function (name, action, callback) {
         var self = this;
         //name不存在的时候全部隐藏
         var exist = this.hasWidget(this._getCardName(name));
@@ -26644,7 +26659,7 @@ BI.CardLayout = BI.inherit(BI.Layout, {
                 //动画效果只有在全部都隐藏的时候才有意义,且只要执行一次动画操作就够了
                 !flag && !exist && (BI.Action && action instanceof BI.Action) ? (action.actionBack(el), flag = true) : el.invisible();
             } else {
-                (BI.Action && action instanceof BI.Action) ? action.actionPerformed(void 0, el, callback) : (el.visible(), el._mount())
+                (BI.Action && action instanceof BI.Action) ? action.actionPerformed(void 0, el, callback) : (el.visible(), callback && callback())
             }
         });
     },
@@ -26653,12 +26668,7 @@ BI.CardLayout = BI.inherit(BI.Layout, {
         var self = this;
         this.showIndex = this.lastShowIndex;
         BI.each(this._children, function (i, el) {
-            if (self.showIndex != i) {
-                el.element.hide();
-            } else {
-                el.element.show();
-                el._mount();
-            }
+            el.setVisible(self.showIndex == i);
         })
     },
 

src/base/combination/group.button.js

@@ -126,8 +126,8 @@ BI.ButtonGroup = BI.inherit(BI.Widget, {
             return;
         }
 
-        var items = this._packageItems(items, this._packageBtns(btns));
-        BI.createWidget(BI.extend(this._packageLayout(items))).element.children().prependTo(this.element);
+        items = this._packageItems(items, this._packageBtns(btns));
+        this.layouts.prependItems(this._packageLayout(items).items);
     },
 
     addItems: function (items) {
@@ -142,8 +142,8 @@ BI.ButtonGroup = BI.inherit(BI.Widget, {
             return;
         }
 
-        var items = this._packageItems(items, this._packageBtns(btns));
-        BI.createWidget(BI.extend(this._packageLayout(items))).element.children().appendTo(this.element);
+        items = this._packageItems(items, this._packageBtns(btns));
+        this.layouts.addItems(this._packageLayout(items).items);
     },
 
     removeItemAt: function (indexes) {

src/core/wrapper/layout.js

@@ -106,6 +106,14 @@ BI.Layout = BI.inherit(BI.Widget, {
         return w;
     },
 
+    prependItem: function (item) {
+        var w = this._addElement(this.options.items.length, item);
+        w._mount();
+        this.options.items.unshift(item);
+        w.element.prependTo(this.element);
+        return w;
+    },
+
     addItems: function (items) {
         var self = this;
         BI.each(items, function (i, item) {
@@ -113,6 +121,13 @@ BI.Layout = BI.inherit(BI.Widget, {
         })
     },
 
+    prependItems: function (items) {
+        var self = this;
+        BI.each(items, function (i, item) {
+            self.prependItem(item);
+        })
+    },
+
     getValue: function () {
         var value = [];
         BI.each(this._children, function (i, wi) {

src/core/wrapper/layout/layout.card.js

@@ -86,7 +86,7 @@ BI.CardLayout = BI.inherit(BI.Layout, {
         return widget;
     },
 
-    showCardByName: function (name, action) {
+    showCardByName: function (name, action, callback) {
         var self = this;
         //name不存在的时候全部隐藏
         var exist = this.hasWidget(this._getCardName(name));
@@ -100,7 +100,7 @@ BI.CardLayout = BI.inherit(BI.Layout, {
                 //动画效果只有在全部都隐藏的时候才有意义,且只要执行一次动画操作就够了
                 !flag && !exist && (BI.Action && action instanceof BI.Action) ? (action.actionBack(el), flag = true) : el.invisible();
             } else {
-                (BI.Action && action instanceof BI.Action) ? action.actionPerformed(void 0, el, callback) : (el.visible(), el._mount())
+                (BI.Action && action instanceof BI.Action) ? action.actionPerformed(void 0, el, callback) : (el.visible(), callback && callback())
             }
         });
     },
@@ -109,12 +109,7 @@ BI.CardLayout = BI.inherit(BI.Layout, {
         var self = this;
         this.showIndex = this.lastShowIndex;
         BI.each(this._children, function (i, el) {
-            if (self.showIndex != i) {
-                el.element.hide();
-            } else {
-                el.element.show();
-                el._mount();
-            }
+            el.setVisible(self.showIndex == i);
         })
     },