status bar font color feature

app/src/main/java/com/sheep/gamegroup/view/activity/ActMain.java

@@ -86,8 +86,9 @@ public class ActMain extends BaseActYmPermissionCheck {
             }
         }
     }
+
     @Override
-    protected void initSlidr(){
+    protected void initSlidr() {
         // doNothing
     }
 
@@ -104,10 +105,10 @@ public class ActMain extends BaseActYmPermissionCheck {
     @Override
     public void onWindowFocusChanged(boolean hasFocus) {
         super.onWindowFocusChanged(hasFocus);
-        setSystemUiVisibility();
+        setSystemUiVisibility(true);
     }
 
-    private void setSystemUiVisibility() {
+    private void setSystemUiVisibility(boolean isDark) {
         int flag =
                 View.SYSTEM_UI_FLAG_LAYOUT_STABLE;
 //                    View.SYSTEM_UI_FLAG_VISIBLE;
@@ -120,12 +121,12 @@ public class ActMain extends BaseActYmPermissionCheck {
 //             } else {
 //                getWindow().getDecorView().setSystemUiVisibility(View.SYSTEM_UI_FLAG_VISIBLE);//白色
 //             }
-            flag |=
-                            View.SYSTEM_UI_FLAG_LAYOUT_HIDE_NAVIGATION |
-                            View.SYSTEM_UI_FLAG_LAYOUT_FULLSCREEN |
-                            View.SYSTEM_UI_FLAG_HIDE_NAVIGATION | // hide
+            flag |= isDark ? View.SYSTEM_UI_FLAG_LIGHT_STATUS_BAR : View.SYSTEM_UI_FLAG_VISIBLE;
+            flag |= View.SYSTEM_UI_FLAG_LAYOUT_HIDE_NAVIGATION |
+                    View.SYSTEM_UI_FLAG_LAYOUT_FULLSCREEN |
+                    View.SYSTEM_UI_FLAG_HIDE_NAVIGATION | // hide
 //                    View.SYSTEM_UI_FLAG_FULLSCREEN | // hide status bar
-                            View.SYSTEM_UI_FLAG_IMMERSIVE_STICKY;
+                    View.SYSTEM_UI_FLAG_IMMERSIVE_STICKY;
         }
         // 获取属性
         getWindow().getDecorView().setSystemUiVisibility(flag);
@@ -212,7 +213,7 @@ public class ActMain extends BaseActYmPermissionCheck {
             View view = tab_container.getChildAt(index);
             if (view instanceof TextView) {
                 ((TextView) view).setText(mainTab.getStringId());
-                if(mainTab.getDrawableId() == R.drawable.drawable_selector_askgetmoney) {
+                if (mainTab.getDrawableId() == R.drawable.drawable_selector_askgetmoney) {
 //                    166x137 204x170
                     new DrawablesHelper((TextView) view).direction(DrawablesHelper.TOP).drawable(mainTab.getDrawableId(), 150 / 170.0f).commit();
 //                    testView = view;
@@ -256,6 +257,11 @@ public class ActMain extends BaseActYmPermissionCheck {
 //    }
 
     private void switchFragment(int position) {
+        if(position==2|| position==4){
+            setSystemUiVisibility(false);
+        } else {
+            setSystemUiVisibility(true);
+        }
         View lastTab = ListUtil.getItem(tabs, lastPosition);
         View curTab = ListUtil.getItem(tabs, position);
         if (lastTab != null) {
@@ -268,14 +274,14 @@ public class ActMain extends BaseActYmPermissionCheck {
             FragmentTransaction transaction = getSupportFragmentManager().beginTransaction();
             Fragment cFragment = getSupportFragmentManager().findFragmentByTag("fragment_" + position);
             Fragment lFragment = getSupportFragmentManager().findFragmentByTag("fragment_" + lastPosition);
-            if(lFragment != null)
+            if (lFragment != null)
                 transaction.hide(lFragment);
-            if(cFragment != null)
+            if (cFragment != null)
                 transaction.show(cFragment);
             transaction.commitAllowingStateLoss();
-            if(lFragment != null)
+            if (lFragment != null)
                 lFragment.setUserVisibleHint(false);
-            if(cFragment != null)
+            if (cFragment != null)
                 cFragment.setUserVisibleHint(true);
         }
         changeVisible(lastPosition, position);
@@ -340,7 +346,7 @@ public class ActMain extends BaseActYmPermissionCheck {
 
     @Override
     public void onBackPressed() {
-        if(!checkBackPressed()){
+        if (!checkBackPressed()) {
             return;
         }
         if (System.currentTimeMillis() - lastBackTime < PERIOD) {
@@ -519,6 +525,7 @@ public class ActMain extends BaseActYmPermissionCheck {
 
 
     public static final String KEY_HAS_APPOINT_TASK = "hasAppointTask";
+
     @Subscribe
     public void onEventMainThread(ShowRedDot showRedDot) {
         switch (showRedDot.getWhere()) {
@@ -533,6 +540,7 @@ public class ActMain extends BaseActYmPermissionCheck {
                 break;
         }
     }
+
     @Subscribe
     public void whenPersonVoucherClick(FgtPersonalCenter.PersonVoucherClickEvent ev) {
         ViewUtil.setVisibility(person_center_red_dot, DataUtil.getAsBoolean(KEY_HAS_APPOINT_TASK, false));