private void InitViewPager()
{
mTabLayout = FindViewById <TabLayout>(Resource.Id.tab_layout_main);
mViewPager = FindViewById <ViewPager>(Resource.Id.view_pager_main);
List <Java.Lang.String> titles = new List <Java.Lang.String>();
titles.Add(new Java.Lang.String(GetString(Resource.String.tab_title_main_1)));
titles.Add(new Java.Lang.String(GetString(Resource.String.tab_title_main_2)));
titles.Add(new Java.Lang.String(GetString(Resource.String.tab_title_main_3)));
mTabLayout.AddTab(mTabLayout.NewTab().SetText(titles[0]));
mTabLayout.AddTab(mTabLayout.NewTab().SetText(titles[1]));
mTabLayout.AddTab(mTabLayout.NewTab().SetText(titles[2]));
List <Android.Support.V4.App.Fragment> fragments = new List <Android.Support.V4.App.Fragment>();
fragments.Add(new Class.fragment.CardsFragment());
fragments.Add(new Class.fragment.DialogsFragment());
fragments.Add(new Class.fragment.WidgetsFragment());
mViewPager.OffscreenPageLimit = 2;
Class.Adapters.FragmentAdapter mFragmentAdapter = new Class.Adapters.FragmentAdapter(SupportFragmentManager, fragments, titles);
mViewPager.Adapter = mFragmentAdapter;
mTabLayout.SetupWithViewPager(mViewPager);
mTabLayout.SetTabsFromPagerAdapter(mFragmentAdapter);
mViewPager.AddOnPageChangeListener(this);
}
private void initView()
{
//MainActivity的布局文件中的主要控件初始化
mToolbar = FindViewById<Toolbar>(Resource.Id.tool_bar);
mDrawerLayout = FindViewById<DrawerLayout>(Resource.Id.drawer_layout);
mNavigationView = FindViewById<NavigationView>(Resource.Id.navigation_view);
mTabLayout = FindViewById<TabLayout>(Resource.Id.tab_layout);
mViewPager = FindViewById<ViewPager>(Resource.Id.view_pager);
mTabLayout.Post(() =>
{
ShowTipMask();
});
mTabLayout.TabMode = TabLayout.ModeFixed;//固定
// mTabLayout.TabMode = TabLayout.ModeScrollable;//滚动
mTabLayout.TabGravity = TabLayout.GravityFill;//标签填充栏
//mTabLayout.TabGravity = TabLayout.GravityCenter;//固定在中间
//初始化ToolBar
SetSupportActionBar(mToolbar);
Android.Support.V7.App.ActionBar actionBar = SupportActionBar;
actionBar.SetHomeAsUpIndicator(Android.Resource.Drawable.IcDialogAlert);
actionBar.SetDisplayHomeAsUpEnabled(true);
//对NavigationView添加item的监听事件
mNavigationView.SetNavigationItemSelectedListener(naviListener);
//开启应用默认打开DrawerLayout
// mDrawerLayout.OpenDrawer(mNavigationView);
//初始化TabLayout的title数据集
List<Java.Lang.String> titles = new List<Java.Lang.String>();
Java.Lang.String detail = new Java.Lang.String("我的活动");
Java.Lang.String share = new Java.Lang.String("招募活动");
Java.Lang.String agenda = new Java.Lang.String("缺席活动");
Java.Lang.String other = new Java.Lang.String("其他活动");
titles.Add(detail);
titles.Add(share);
titles.Add(agenda);
titles.Add(other);
//初始化TabLayout的title
mTabLayout.AddTab(mTabLayout.NewTab().SetText(titles[0]));
mTabLayout.AddTab(mTabLayout.NewTab().SetText(titles[1]));
mTabLayout.AddTab(mTabLayout.NewTab().SetText(titles[2]));
mTabLayout.AddTab(mTabLayout.NewTab().SetText(titles[3]));
//初始化ViewPager的数据集
List<Android.Support.V4.App.Fragment> fragments = new List<Android.Support.V4.App.Fragment>();
fragments.Add(new InfoDetailsFragment());
fragments.Add(new ShareFragment());
fragments.Add(new AgendaFragment());
fragments.Add(new AgendaFragment());
//创建ViewPager的adapter
FragmentAdapter adapter = new FragmentAdapter(SupportFragmentManager, fragments, titles);
mViewPager.Adapter = adapter;
//千万别忘了，关联TabLayout与ViewPager
//同时也要覆写PagerAdapter的getPageTitle方法，否则Tab没有title
mTabLayout.SetupWithViewPager(mViewPager);
mTabLayout.SetTabsFromPagerAdapter(adapter);
}