摘要：listeners:{ 'render' : function(){ this.tb = new Ext.Toolbar({ renderTo:Ext.Mytree.tbar, //tree或grid items:[{ xtype:"label", text:"在每条记录上右键弹出菜单进行下一步操作", height:21, width:40, style:"font-size:12px;... 阅读全文

摘要：导入excel：java代码如下：private static final long serialVersionUID = -2201219701121037194L;private String savePath="upload";private ServletContext sc;private ExcelWorkSheet<Ptoject> excelWorkSheet;public void init(ServletConfig config) { // savePath = config.getInitParameter("savePath& 阅读全文

摘要：获取手机屏幕大小：DisplayMetrics dm = new DisplayMetrics(); getWindowManager().getDefaultDisplay().getMetrics(dm); String str = "x"+dm.widthPixels+"y"+dm.heightPixels);ListView的使用：<ListView android:id="@+id/ListView01" android:layout_width="fill_parent" android:layo 阅读全文

摘要：在res文件夹下新建一个menu文件夹，在menu文件夹下新建一xml文件，xml文件代码如下：<?xml version="1.0" encoding="utf-8"?><menu xmlns:android="http://schemas.android.com/apk/res/android" > <group android:id="@+id/grout_main" > <item android:id="@+id/menu_1" android 阅读全文

摘要：开始Activity代码：Intent in = new Intent();in.putExtra("str", "欢迎测试");//in.setClass(TestActivity02Activity.this, TestActivtiy03.class);TestActivity02Activity.this.startActivity(in);必须配置AndroidManifest.xml代码：<activity android:name=".TestActivity02Activity" android:label=&q 阅读全文