代码优化

video/app/src/main/java/com/mints/helivideo/ui/fragment/MainFragment.kt

@@ -8,6 +8,8 @@ import android.view.View
 import android.widget.TextView
 import androidx.core.content.ContextCompat
 import androidx.recyclerview.widget.LinearLayoutManager
+import androidx.recyclerview.widget.RecyclerView
+import androidx.viewpager2.widget.ViewPager2
 import com.google.android.material.tabs.TabLayout
 import com.google.android.material.tabs.TabLayoutMediator
 import com.scwang.smartrefresh.layout.api.RefreshLayout
@@ -34,6 +36,7 @@ import com.mints.helivideo.utils.SpanUtils
 import com.mints.library.utils.GlideUtils
 import com.mints.library.utils.nodoubleclick.AntiShake
 import kotlinx.android.synthetic.main.fragment_main.*
+import java.lang.reflect.Field
 import java.util.*
 import kotlin.concurrent.schedule
 
@@ -186,6 +189,7 @@ class MainFragment : LazyLoadBaseFragment(), HomeView, View.OnClickListener, OnR
 
         vpAdapter = HomeVideoPageAdapter(tabsData, this)
         vp2.adapter = vpAdapter
+        vp2.desensitization()
         TabLayoutMediator(tablayout, vp2) { tab, position ->
             // 初始化Tab
             tab.id = position
@@ -349,4 +353,17 @@ class MainFragment : LazyLoadBaseFragment(), HomeView, View.OnClickListener, OnR
         }
     }
 
+    fun ViewPager2.desensitization(){
+        //动态设置ViewPager2 灵敏度
+        try {
+            val recyclerViewField: Field = ViewPager2::class.java.getDeclaredField("mRecyclerView")
+            recyclerViewField.isAccessible = true
+            val recyclerView = recyclerViewField.get(this) as RecyclerView
+            val touchSlopField: Field = RecyclerView::class.java.getDeclaredField("mTouchSlop")
+            touchSlopField.isAccessible = true
+            val touchSlop = touchSlopField.get(recyclerView) as Int
+            touchSlopField.set(recyclerView, touchSlop * 3) //6 is empirical value
+        } catch (ignore: java.lang.Exception) {
+        }
+    }
 }
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