From f7d36b0f2c254a048905ae27c9e421427eb0f2c8 Mon Sep 17 00:00:00 2001
From: Administrator <123>
Date: Thu, 04 Nov 2021 02:04:19 +0000
Subject: [PATCH] tablayout 框架 分页加载框架
---
app/src/main/java/com/duqing/missions/MainActivity.java | 54 ++++++++++++++++++++++++++++++++++++------------------
1 files changed, 36 insertions(+), 18 deletions(-)
diff --git a/app/src/main/java/com/duqing/missions/MainActivity.java b/app/src/main/java/com/duqing/missions/MainActivity.java
index 6c2f39a..09a3b32 100644
--- a/app/src/main/java/com/duqing/missions/MainActivity.java
+++ b/app/src/main/java/com/duqing/missions/MainActivity.java
@@ -1,30 +1,48 @@
package com.duqing.missions;
-import android.os.Bundle;
+import androidx.viewpager2.widget.ViewPager2;
-import androidx.navigation.NavController;
-import androidx.navigation.Navigation;
-import androidx.navigation.ui.AppBarConfiguration;
-import androidx.navigation.ui.NavigationUI;
-
-import com.duqing.missions.base.BaseActivity;
+import com.duqing.missions.base.FragmentAdapter;
+import com.duqing.missions.base.activities.BaseActivity;
import com.duqing.missions.databinding.ActivityMainBinding;
+import com.duqing.missions.ui.main.hall.HallFragment;
+import com.duqing.missions.ui.main.home.HomeFragment;
+import com.duqing.missions.ui.main.mine.MineFragment;
public class MainActivity extends BaseActivity<ActivityMainBinding> {
@Override
- protected void onCreate(Bundle savedInstanceState) {
- super.onCreate(savedInstanceState);
-
- // Passing each menu ID as a set of Ids because each
- // menu should be considered as top level destinations.
- AppBarConfiguration appBarConfiguration = new AppBarConfiguration.Builder(
- R.id.navigation_home, R.id.navigation_dashboard, R.id.navigation_notifications)
- .build();
- NavController navController = Navigation.findNavController(this, R.id.nav_host_fragment_activity_main);
- NavigationUI.setupActionBarWithNavController(this, navController, appBarConfiguration);
- NavigationUI.setupWithNavController(binding.navView, navController);
+ public void initViews() {
+ setStatusBarBgColor(R.color.red);
+ setStatusBarTextColor(false);
+ binding.navView.setOnItemSelectedListener(item -> {
+ for(int i = 0 ; i < binding.navView.getMenu().size() ; i ++){
+ if(item.getItemId() == binding.navView.getMenu().getItem(i).getItemId()){
+ binding.viewPager2.setCurrentItem(i);
+ return true;
+ }
+ }
+ return false;
+ });
+ final FragmentAdapter fragmentAdapter = new FragmentAdapter(this);
+ fragmentAdapter.addFragment(new HomeFragment());
+ fragmentAdapter.addFragment(new HallFragment());
+ fragmentAdapter.addFragment(new MineFragment());
+ //设置当前可见Item左右可见page数，次范围内不会被销毁
+ //禁用预加载
+ binding.viewPager2.setOffscreenPageLimit(ViewPager2.OFFSCREEN_PAGE_LIMIT_DEFAULT);
+ binding.viewPager2.setAdapter(fragmentAdapter);
+ binding.viewPager2.setCurrentItem(0);
+ binding.viewPager2.setUserInputEnabled(false); //true:滑动，false：禁止滑动
+ binding.viewPager2.registerOnPageChangeCallback(new ViewPager2.OnPageChangeCallback() {
+ @Override
+ public void onPageSelected(int position) {
+ binding.navView.getMenu().getItem(position).setChecked(true);
+ }
+ });
+ binding.viewPager2.setCurrentItem(0);//设置默认第
}
+
}
\ No newline at end of file
--
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