protected override void OnCreate(Bundle bundle)
{
base.OnCreate(bundle);
SetContentView(Resource.Layout.main);
Window.AddFlags(WindowManagerFlags.DrawsSystemBarBackgrounds);
var toolbar = FindViewById <Android.Support.V7.Widget.Toolbar>(Resource.Id.toolbar);
_appbarLoading = FindViewById <LinearLayout>(Resource.Id.toolbar_loading_panel);
SetSupportActionBar(toolbar);
_drawer = FindViewById <DrawerLayout>(Resource.Id.drawer_layout);
_navigationView = FindViewById <NavigationView>(Resource.Id.nav_view);
_navigationView.NavigationItemSelected += OnNavigationItemSelected;
var toggle = new ActionBarDrawerToggle(this, _drawer, toolbar, Resource.String.open, Resource.String.close);
_drawer.AddDrawerListener(toggle);
_drawer.SetStatusBarBackgroundColor(ContextCompat.GetColor(this, Resource.Color.primary_dark));
toggle.SyncState();
_navigationView.SetCheckedItem(Resource.Id.nav_class_schedule);
var transaction = SupportFragmentManager.BeginTransaction();
if (SupportFragmentManager.FindFragmentByTag("class") == null)
{
transaction.Add(Resource.Id.schedule_fragment_container, new ClassScheduleFragment(), "class");
}
if (SupportFragmentManager.FindFragmentByTag("classroom") == null)
{
transaction.Add(Resource.Id.schedule_fragment_container, new ClassroomScheduleFragment(), "classroom");
}
transaction.CommitNow();
var activeFragment = bundle?.GetInt(ActiveFragmentTag, 0) ?? 0;
switch (activeFragment)
{
case ClassSchedule:
OnClassScheduleSelected();
break;
case TeacherSchedule:
OnTeacherScheduleSelected();
break;
case ClassroomSchedule:
OnClassroomScheduleSelected();
break;
}
}
private void InitDrawerlayout()
{
MenuTitles = Resources.GetStringArray(Resource.Array.menu_items);
drawerLayout = FindViewById <DrawerLayout>(Resource.Id.drawer_layout);
ActionBarDrawerToggle = new MyActionBarDrawerToggle(this, drawerLayout, Resource.String.menu, Resource.String.league);
drawerLayout.AddDrawerListener(ActionBarDrawerToggle);
drawerLayout.SetStatusBarBackgroundColor(Resource.Color.primary_dark);
ActionBarDrawerToggle.SyncState();
FindViewById <NavigationView>(Resource.Id.drawerNavigationView).NavigationItemSelected += NavigationDrawerItemSelected;
MenuOpened = true;
}
public void Setup(int fragmentId, DrawerLayout drawerLayout, Toolbar toolbar)
{
fragmentContainerView = Activity.FindViewById(fragmentId);
DrawerLayout = drawerLayout;
drawerLayout.SetStatusBarBackgroundColor(Resources.GetColor(Resource.Color.myPrimaryDarkColor));
ActionBarDrawerToggle = new MyActionBarDrawerToggle(Activity, drawerLayout, toolbar, Resource.String.drawer_open, Resource.String.drawer_close)
{
OnDrawerClosedCallback = (view) => {
if (IsAdded)
{
return;
}
Activity.InvalidateOptionsMenu();
},
OnDrawerOpenedCallback = (view) => {
if (!IsAdded)
{
return;
}
if (!userLearnedDrawer)
{
userLearnedDrawer = true;
SaveSharedSetting(Activity, PrefUserLearnedDrawer, "true");
}
Activity.InvalidateOptionsMenu();
}
};
if (!userLearnedDrawer && !fromSavedInstanceState)
{
drawerLayout.OpenDrawer(fragmentContainerView);
}
drawerLayout.Post(ActionBarDrawerToggle.SyncState);
drawerLayout.SetDrawerListener(ActionBarDrawerToggle);
}
/**
* Android4.4以上的状态栏着色(针对于DrawerLayout)
* 注:
* 1.如果出现界面展示不正确,删除布局中所有fitsSystemWindows属性,尤其是DrawerLayout的fitsSystemWindows属性
* 2.可以版本判断在5.0以上不调用该方法,使用系统自带
*
* @param activity Activity对象
* @param drawerLayout DrawerLayout对象
* @param statusBarColor 状态栏颜色
* @param alpha 透明栏透明度[0.0-1.0]
*/
public static void TintStatusBarForDrawer(Activity activity, DrawerLayout drawerLayout, int statusBarColor, float alpha)
{
if (Build.VERSION.SdkInt < BuildVersionCodes.Kitkat)
{
return;
}
Window window = activity.Window; //.getWindow();
ViewGroup decorView = (ViewGroup)window.DecorView; // ();
ViewGroup drawContent = (ViewGroup)drawerLayout.GetChildAt(0);
if (Build.VERSION.SdkInt >= BuildVersionCodes.Lollipop)
{
window.ClearFlags(WindowManagerFlags.TranslucentStatus); // WindowManager.LayoutParams.FLAG_TRANSLUCENT_STATUS);
window.AddFlags(WindowManagerFlags.DrawsSystemBarBackgrounds); // WindowManager.LayoutParams.FLAG_DRAWS_SYSTEM_BAR_BACKGROUNDS);
window.SetStatusBarColor(Color.Transparent);
drawerLayout.SetStatusBarBackgroundColor(statusBarColor);
int systemUiVisibility = (int)window.DecorView.SystemUiVisibility; // getDecorView().getSystemUiVisibility();
systemUiVisibility |= (int)SystemUiFlags.Fullscreen; // View.SYSTEM_UI_FLAG_LAYOUT_FULLSCREEN;
systemUiVisibility |= (int)SystemUiFlags.LayoutStable; // View.SYSTEM_UI_FLAG_LAYOUT_STABLE;
window.DecorView.SystemUiVisibility = (StatusBarVisibility)systemUiVisibility; // getDecorView().setSystemUiVisibility(systemUiVisibility);
}
else
{
window.AddFlags(WindowManagerFlags.TranslucentStatus);// WindowManager.LayoutParams.FLAG_TRANSLUCENT_STATUS);
}
SetStatusBar(decorView, statusBarColor, true, true);
SetTranslucentView(decorView, alpha);
drawerLayout.SetFitsSystemWindows(false);
drawContent.SetFitsSystemWindows(true);
ViewGroup drawer = (ViewGroup)drawerLayout.GetChildAt(1);
drawer.SetFitsSystemWindows(false);
}
