using?System;
using?Android.App;
using?Android.Content;
using?Android.Runtime;
using?Android.Views;
using?Android.Widget;
using?Android.OS;
using?FragmentDemo.Fragments;
using?Android.Support.V7.App;
using?Android.Util;
namespace?FragmentDemo
{
????[Activity（Label?=?“FragmentDemo“?MainLauncher?=?true?Icon?=?“@drawable/icon“?Theme?=?“@android:style/Theme.Light.NotitleBar“）]
????public?class?MainActivity?:?Activity
????{
????????private?TextView?txt_chat;
????????private?TextView?txt_contacts;
????????private?TextView?txt_more;
????????private?frameLayout?ly_content;
????????private?MyFragment?fg1?fg2?fg3;
????????private?FragmentManager?fManager;
????????protected?override?void?OnCreate（Bundle?bundle）
????????{
????????????base.OnCreate（bundle）;
????????????SetContentView（Resource.Layout.Main）;
????????????ly_content?=?（frameLayout）FindViewById（Resource.Id.ly_content）;
????????????MyFragment?fg?=?new?MyFragment（“第一個fragment“）;
????????????txt_chat?=?（TextView）FindViewById（Resource.Id.txt_chat）;
????????????txt_contacts?=?（TextView）FindViewById（Resource.Id.txt_contacts）;
????????????txt_more?=?（TextView）FindViewById（Resource.Id.txt_more）;
????????????bindViews（）;
????????????txt_chat.PerformClick（）;
????????}
????????//ui組件初始化與事件綁定
????????private?void?bindViews（）
????????{
??????????
????????????txt_chat.Click?+=?（s?e）?=>?{?onclick（txt_chat）;?};
????????????txt_contacts.Click?+=?delegate?{?onclick（txt_contacts）;?};
????????????txt_more.Click?+=?delegate?{?onclick（txt_more）;?};
????????}
????????//隱藏所有Fragment
????????private?void?hideAllFragment（FragmentTransaction?fragmentTransaction）
????????{
????????????if?（fg1?!=?null）?fragmentTransaction.Hide（fg1）;
????????????if?（fg2?!=?null）?fragmentTransaction.Hide（fg2）;
????????????if?（fg3?!=?null）?fragmentTransaction.Hide（fg3）;
????????}
????????//重置所有文本的選中狀態(tài)
????????private?void?setSelected（）
????????{
????????????txt_chat.Selected?=false;
????????????txt_contacts.Selected?=?false;
????????????txt_more.Selected?=?false;
????????}
????????//單擊事件
????????public?void?onclick（View?v）
????????{?
????????????????FragmentTransaction?fTransaction?=?FragmentManager.BeginTransaction（）;
????????????????hideAllFragment（fTransaction）;
????????????????switch?（v.Id）
????????????????{
????????????????????case?Resource.Id.txt_chat:
????????????????????????setSelected（）;
????????????????????????txt_chat.Selected?=?true;
????????????????????????if?（fg1?==?null）
????????????????????????{
????????????????????????????fg1?=?new?MyFragment（“聊天Fragment“）;
????????????????????????????fTransaction.Add（Resource.Id.ly_content?fg1）;
????????????????????????}
????????????????????????else{fTransaction.Show（fg1）;}break;
????????????????????case?Resource.Id.txt_contacts:
????????????????????????setSelected（）;
????????????????????????txt_contacts.Selected?=?true;
????????????????????????if?（fg2?==?null）
????????????????????????{
??????????????????????????

?屬性????????????大小?????日期????時間???名稱
-----------?---------??----------?-----??----

?????文件????????620??2016-11-20?20:03??FragmentDemo\Assets\AboutAssets.txt

?????文件??????58368??2017-04-21?02:06??FragmentDemo\bin\Debug\FragmentDemo.dll

?????文件???????2693??2017-04-21?02:06??FragmentDemo\bin\Debug\FragmentDemo.dll.mdb

?????文件????6234028??2017-04-21?02:07??FragmentDemo\bin\Debug\FragmentDemo.FragmentDemo-Signed.apk

?????文件????6269154??2017-04-21?02:06??FragmentDemo\bin\Debug\FragmentDemo.FragmentDemo.apk

?????文件??????28160??2017-04-21?02:06??FragmentDemo\bin\Debug\FragmentDemo.pdb

?????文件??????44745??2017-04-21?02:06??FragmentDemo\bin\Debug\Java.Interop.dll.mdb

?????文件????7604642??2017-04-21?02:06??FragmentDemo\bin\Debug\Mono.Android.dll.mdb

?????文件????1496781??2017-04-21?02:06??FragmentDemo\bin\Debug\mscorlib.dll.mdb

?????文件?????137422??2017-04-21?02:06??FragmentDemo\bin\Debug\System.ComponentModel.Composition.dll.mdb

?????文件?????359097??2017-04-21?02:06??FragmentDemo\bin\Debug\System.Core.dll.mdb

?????文件?????768028??2017-04-21?02:06??FragmentDemo\bin\Debug\System.dll.mdb

?????文件??????48067??2017-04-21?02:06??FragmentDemo\bin\Debug\System.Net.Http.dll.mdb

?????文件?????322073??2017-04-21?02:06??FragmentDemo\bin\Debug\System.Runtime.Serialization.dll.mdb

?????文件??????89254??2017-04-21?02:06??FragmentDemo\bin\Debug\System.ServiceModel.Internals.dll.mdb

?????文件?????953244??2017-04-21?02:06??FragmentDemo\bin\Debug\System.xml.dll.mdb

?????文件??????50083??2017-04-21?02:06??FragmentDemo\bin\Debug\System.xml.Linq.dll.mdb

?????文件????1973248??2016-01-19?18:12??FragmentDemo\bin\Debug\Xamarin.Android.Support.v4.dll

?????文件?????888320??2016-01-19?18:12??FragmentDemo\bin\Debug\Xamarin.Android.Support.v7.AppCompat.dll

?????文件???????5803??2017-04-21?00:07??FragmentDemo\FragmentDemo.csproj

?????文件????????261??2016-11-20?20:16??FragmentDemo\FragmentDemo.csproj.user

?????文件????????872??2017-04-21?01:53??FragmentDemo\Fragments\MyFragment.cs

?????文件????????160??2016-11-20?20:03??FragmentDemo\GettingStarted.Xamarin

?????文件???????3816??2017-04-21?02:06??FragmentDemo\MainActivity.cs

?????文件????????290??2016-11-21?21:35??FragmentDemo\packages.config

?????文件????????313??2016-11-21?23:55??FragmentDemo\Properties\AndroidManifest.xml

?????文件???????1094??2016-11-20?20:03??FragmentDemo\Properties\AssemblyInfo.cs

?????文件???????1736??2016-11-20?20:03??FragmentDemo\Resources\AboutResources.txt

?????文件????????269??2016-11-20?23:44??FragmentDemo\Resources\drawable\tab_menu_chat.xml

?????文件????????277??2016-11-20?23:44??FragmentDemo\Resources\drawable\tab_menu_contacts.xml

............此處省略30個文件信息