100 lines
3.3 KiB
Java
100 lines
3.3 KiB
Java
package com.jiqiu.configapp;
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import android.os.Bundle;
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import androidx.activity.EdgeToEdge;
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import androidx.appcompat.app.AppCompatActivity;
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import androidx.core.graphics.Insets;
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import androidx.core.view.ViewCompat;
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import androidx.core.view.WindowInsetsCompat;
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import androidx.fragment.app.Fragment;
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import androidx.fragment.app.FragmentManager;
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import androidx.fragment.app.FragmentTransaction;
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import com.google.android.material.bottomnavigation.BottomNavigationView;
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public class MainActivity extends AppCompatActivity implements SettingsFragment.OnSettingsChangeListener {
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private BottomNavigationView bottomNavigationView;
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private AppListFragment appListFragment;
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private SettingsFragment settingsFragment;
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private SoManagerFragment soManagerFragment;
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@Override
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protected void onCreate(Bundle savedInstanceState) {
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super.onCreate(savedInstanceState);
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EdgeToEdge.enable(this);
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setContentView(R.layout.activity_main);
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ViewCompat.setOnApplyWindowInsetsListener(findViewById(R.id.main), (v, insets) -> {
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Insets systemBars = insets.getInsets(WindowInsetsCompat.Type.systemBars());
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v.setPadding(systemBars.left, systemBars.top, systemBars.right, systemBars.bottom);
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return insets;
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});
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initViews();
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setupBottomNavigation();
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// 默认显示应用列表
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if (savedInstanceState == null) {
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showAppListFragment();
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}
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}
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private void initViews() {
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bottomNavigationView = findViewById(R.id.bottom_navigation);
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}
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private void setupBottomNavigation() {
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bottomNavigationView.setOnItemSelectedListener(item -> {
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int itemId = item.getItemId();
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if (itemId == R.id.navigation_apps) {
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showAppListFragment();
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return true;
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} else if (itemId == R.id.navigation_so_manager) {
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showSoManagerFragment();
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return true;
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} else if (itemId == R.id.navigation_settings) {
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showSettingsFragment();
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return true;
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}
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return false;
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});
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}
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private void showAppListFragment() {
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if (appListFragment == null) {
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appListFragment = new AppListFragment();
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}
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showFragment(appListFragment);
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}
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private void showSoManagerFragment() {
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if (soManagerFragment == null) {
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soManagerFragment = new SoManagerFragment();
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}
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showFragment(soManagerFragment);
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}
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private void showSettingsFragment() {
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if (settingsFragment == null) {
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settingsFragment = new SettingsFragment();
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settingsFragment.setOnSettingsChangeListener(this);
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}
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showFragment(settingsFragment);
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}
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private void showFragment(Fragment fragment) {
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FragmentManager fragmentManager = getSupportFragmentManager();
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FragmentTransaction transaction = fragmentManager.beginTransaction();
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transaction.replace(R.id.nav_host_fragment, fragment);
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transaction.commit();
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}
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@Override
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public void onHideSystemAppsChanged(boolean hideSystemApps) {
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// 当设置改变时，通知应用列表Fragment更新过滤
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if (appListFragment != null) {
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appListFragment.setHideSystemApps(hideSystemApps);
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}
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}
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} |