up

app/src/main/java/io/legado/app/ui/main/MainActivity.kt

@@ -3,16 +3,26 @@ package io.legado.app.ui.main
 import android.os.Bundle
 import android.view.Menu
 import android.view.MenuItem
+import androidx.fragment.app.Fragment
+import androidx.fragment.app.FragmentManager
+import androidx.fragment.app.FragmentPagerAdapter
+import androidx.viewpager.widget.ViewPager
 import com.google.android.material.bottomnavigation.BottomNavigationView
 import io.legado.app.R
 import io.legado.app.base.BaseActivity
 import io.legado.app.help.permission.Permissions
 import io.legado.app.help.permission.PermissionsCompat
 import io.legado.app.help.storage.Restore
+import io.legado.app.ui.main.bookshelf.BookshelfFragment
+import io.legado.app.ui.main.booksource.BookSourceFragment
+import io.legado.app.ui.main.findbook.FindBookFragment
+import io.legado.app.ui.main.myconfig.MyConfigFragment
 import io.legado.app.utils.getViewModel
 import kotlinx.android.synthetic.main.activity_main.*
 
-class MainActivity : BaseActivity<MainViewModel>(), BottomNavigationView.OnNavigationItemSelectedListener {
+class MainActivity : BaseActivity<MainViewModel>(), BottomNavigationView.OnNavigationItemSelectedListener,
+    ViewPager.OnPageChangeListener {
+    private val mFragmentList: ArrayList<Fragment> = ArrayList()
 
     override val viewModel: MainViewModel
         get() = getViewModel(MainViewModel::class.java)
@@ -21,6 +31,13 @@ class MainActivity : BaseActivity<MainViewModel>(), BottomNavigationView.OnNavig
         get() = R.layout.activity_main
 
     override fun onViewModelCreated(viewModel: MainViewModel, savedInstanceState: Bundle?) {
+        mFragmentList.add(BookshelfFragment())
+        mFragmentList.add(FindBookFragment())
+        mFragmentList.add(BookSourceFragment())
+        mFragmentList.add(MyConfigFragment())
+        view_pager_main.adapter =
+            TabFragmentPageAdapter(supportFragmentManager, FragmentPagerAdapter.BEHAVIOR_RESUME_ONLY_CURRENT_FRAGMENT)
+        view_pager_main.addOnPageChangeListener(this)
         bottom_navigation_view.setOnNavigationItemSelectedListener(this)
     }
 
@@ -50,4 +67,31 @@ class MainActivity : BaseActivity<MainViewModel>(), BottomNavigationView.OnNavig
             .onGranted { Restore.importYueDuData(this) }.request()
     }
 
+    override fun onPageScrollStateChanged(state: Int) {
+
+    }
+
+
+    override fun onPageScrolled(position: Int, positionOffset: Float, positionOffsetPixels: Int) {
+
+    }
+
+
+    override fun onPageSelected(position: Int) {
+        bottom_navigation_view.menu.getItem(position).isChecked = true
+    }
+
+    inner class TabFragmentPageAdapter internal constructor(fm: FragmentManager, behavior: Int) :
+        FragmentPagerAdapter(fm, behavior) {
+
+        override fun getItem(position: Int): Fragment {
+            return mFragmentList[position]
+        }
+
+        override fun getCount(): Int {
+            return mFragmentList.size
+        }
+
+    }
+
 }

app/src/main/java/io/legado/app/ui/main/bookshelf/BookshelfFragment.kt

@@ -1,21 +1,16 @@
 package io.legado.app.ui.main.bookshelf
 
-import android.os.Bundle
-import android.view.LayoutInflater
-import android.view.View
-import android.view.ViewGroup
 import androidx.fragment.app.Fragment
-import io.legado.app.R
 
 class BookshelfFragment : Fragment() {
 
-    override fun onCreateView(inflater: LayoutInflater, container: ViewGroup?, savedInstanceState: Bundle?): View? {
+//    override fun onCreateView(inflater: LayoutInflater, container: ViewGroup?, savedInstanceState: Bundle?): View? {
-        return inflater.inflate(R.layout.fragment_bookshelf, container)
+//        return inflater.inflate(R.layout.fragment_bookshelf, container)
-    }
+//    }
-
+//
-    override fun onViewCreated(view: View, savedInstanceState: Bundle?) {
+//    override fun onViewCreated(view: View, savedInstanceState: Bundle?) {
-        super.onViewCreated(view, savedInstanceState)
+//        super.onViewCreated(view, savedInstanceState)
-    }
+//    }
 
 
 }

app/src/main/java/io/legado/app/ui/main/booksource/BookSourceFragment.kt

@@ -1,20 +1,15 @@
 package io.legado.app.ui.main.booksource
 
-import android.os.Bundle
-import android.view.LayoutInflater
-import android.view.View
-import android.view.ViewGroup
 import androidx.fragment.app.Fragment
-import io.legado.app.R
 
 class BookSourceFragment : Fragment() {
 
-    override fun onCreateView(inflater: LayoutInflater, container: ViewGroup?, savedInstanceState: Bundle?): View? {
+//    override fun onCreateView(inflater: LayoutInflater, container: ViewGroup?, savedInstanceState: Bundle?): View? {
-        return inflater.inflate(R.layout.fragment_book_source, container)
+//        return inflater.inflate(R.layout.fragment_book_source, container)
-    }
+//    }
-
+//
-    override fun onViewCreated(view: View, savedInstanceState: Bundle?) {
+//    override fun onViewCreated(view: View, savedInstanceState: Bundle?) {
-        super.onViewCreated(view, savedInstanceState)
+//        super.onViewCreated(view, savedInstanceState)
-    }
+//    }
 
 }

app/src/main/java/io/legado/app/ui/main/findbook/FindBookFragment.kt

@@ -1,20 +1,15 @@
 package io.legado.app.ui.main.findbook
 
-import android.os.Bundle
-import android.view.LayoutInflater
-import android.view.View
-import android.view.ViewGroup
 import androidx.fragment.app.Fragment
-import io.legado.app.R
 
 class FindBookFragment : Fragment() {
 
-    override fun onCreateView(inflater: LayoutInflater, container: ViewGroup?, savedInstanceState: Bundle?): View? {
+//    override fun onCreateView(inflater: LayoutInflater, container: ViewGroup?, savedInstanceState: Bundle?): View? {
-        return inflater.inflate(R.layout.fragment_find_book, container)
+//        return inflater.inflate(R.layout.fragment_find_book, container)
-    }
+//    }
-
+//
-    override fun onViewCreated(view: View, savedInstanceState: Bundle?) {
+//    override fun onViewCreated(view: View, savedInstanceState: Bundle?) {
-        super.onViewCreated(view, savedInstanceState)
+//        super.onViewCreated(view, savedInstanceState)
-    }
+//    }
 
 }

app/src/main/java/io/legado/app/ui/main/myconfig/MyConfigFragment.kt

@@ -1,20 +1,15 @@
 package io.legado.app.ui.main.myconfig
 
-import android.os.Bundle
-import android.view.LayoutInflater
-import android.view.View
-import android.view.ViewGroup
 import androidx.fragment.app.Fragment
-import io.legado.app.R
 
 class MyConfigFragment : Fragment() {
 
-    override fun onCreateView(inflater: LayoutInflater, container: ViewGroup?, savedInstanceState: Bundle?): View? {
+//    override fun onCreateView(inflater: LayoutInflater, container: ViewGroup?, savedInstanceState: Bundle?): View? {
-        return inflater.inflate(R.layout.fragment_my_config, container)
+//        return inflater.inflate(R.layout.fragment_my_config, container)
-    }
+//    }
-
+//
-    override fun onViewCreated(view: View, savedInstanceState: Bundle?) {
+//    override fun onViewCreated(view: View, savedInstanceState: Bundle?) {
-        super.onViewCreated(view, savedInstanceState)
+//        super.onViewCreated(view, savedInstanceState)
-    }
+//    }
 
 }