android Splash Screen & Stretch OverScroll Effect，kotlin

不念不忘少年蓝@ 2023-09-24 22:32 17阅读 0赞

import android.content.Context
    import android.os.Bundle
    import android.view.LayoutInflater
    import android.view.View
    import android.view.ViewGroup
    import android.widget.TextView
    import androidx.appcompat.app.AppCompatActivity
    import androidx.recyclerview.widget.LinearLayoutManager
    import androidx.recyclerview.widget.RecyclerView
    import me.everything.android.ui.overscroll.OverScrollDecoratorHelper
    
    
    class MyAdapter(private val context: Context) : RecyclerView.Adapter<MyVH>() {
        override fun onCreateViewHolder(parent: ViewGroup, viewType: Int): MyVH {
            val view: View =
                LayoutInflater.from(context).inflate(android.R.layout.simple_list_item_1, parent, false)
            val holder = MyVH(view)
            return holder
        }
    
        override fun getItemCount(): Int {
            return 999
        }
    
        override fun onBindViewHolder(holder: MyVH, position: Int) {
            holder.text.setText(position.toString())
        }
    }
    
    class MyVH(itemView: View) : RecyclerView.ViewHolder(itemView) {
        var text: TextView
    
        init {
            text = itemView.findViewById(android.R.id.text1)
        }
    }
    
    
    class MainActivity : AppCompatActivity() {
        override fun onCreate(savedInstanceState: Bundle?) {
            super.onCreate(savedInstanceState)
            setContentView(R.layout.activity_main)
    
            val recyclerView = findViewById<RecyclerView>(R.id.recyclerview)
            val linearLayoutManager = LinearLayoutManager(this)
            linearLayoutManager.orientation = RecyclerView.VERTICAL
            recyclerView.layoutManager = linearLayoutManager
    
            OverScrollDecoratorHelper.setUpOverScroll(
                recyclerView,
                OverScrollDecoratorHelper.ORIENTATION_VERTICAL
            )
    
            val adapter = MyAdapter(this)
            recyclerView.adapter = adapter
        }
    }

(1)Stretch OverScroll Effect, can implements by google's method, or used open source implements:

implementation 'io.github.everythingme:overscroll-decor-android:1.1.1'

(2)splash screen,in this res/values/themes.xml file config：

<item name="android:windowSplashScreenBackground">@android:color/holo_red_light</item>
            
            <item name="android:windowSplashScreenAnimatedIcon">@drawable/ic_launcher_foreground</item>
            
            <item name="android:windowSplashScreenIconBackgroundColor">@android:color/holo_green_light</item>
            
            <item name="android:windowSplashScreenBrandingImage">@android:drawable/ic_menu_info_details</item>
            
            <item name="android:windowSplashScreenAnimationDuration">1000</item>

[Android View滚动、拉伸到顶/底部弹性回弹复位\_android 页面伸缩弹性\_zhangphil的博客-CSDN博客《Android View滚动、拉伸到顶/底部弹性回弹复位》我在上一篇文章介绍了如何实现一个Android ListView拉到顶/底部后，像橡皮筋一样弹性回弹复位（《Android ListView拉到顶/底部，像橡皮筋一样弹性回弹复位》，文章链接地址：http://blog.csdn.net/zhangphil/article/details/47311155 ）。事实上，![favicon32.ico][]https://blog.csdn.net/zhangphil/article/details/47333845][Android View_android _zhangphil_-CSDN_Android View_Android ListView_Android ListView_http_blog.csdn.net_zhangphil_article_details_47311155 _favicon32.ico_https_blog.csdn.net_zhangphil_article_details_47333845]

[Android ListView拉到顶/底部，像橡皮筋一样弹性回弹复位\_listview回弹效果\_zhangphil的博客-CSDN博客《Android ListView拉到顶/底部，像橡皮筋一样弹性回弹复位》Android本身的ListView拉到顶部或者底部会在顶部/底部边缘间隙出现一道“闪光”效果，暗示ListView已经到顶/底，不能再动了。 这是Android原生的ListView拉到顶部/底部的一种交互设计。交互设计的可选方案很多。Android 5.0将ListView的这个交互设计改变成“一片荡漾的![favicon32.ico][]https://blog.csdn.net/zhangphil/article/details/47311155][Android ListView_listview_zhangphil_-CSDN_Android ListView_Android_ListView_ListView_ _Android_ListView_Android 5.0_ListView_favicon32.ico_https_blog.csdn.net_zhangphil_article_details_47311155]

[favicon32.ico]: https://g.csdnimg.cn/static/logo/favicon32.ico
[Android View_android _zhangphil_-CSDN_Android View_Android ListView_Android ListView_http_blog.csdn.net_zhangphil_article_details_47311155 _favicon32.ico_https_blog.csdn.net_zhangphil_article_details_47333845]: https://blog.csdn.net/zhangphil/article/details/47333845
[Android ListView_listview_zhangphil_-CSDN_Android ListView_Android_ListView_ListView_ _Android_ListView_Android 5.0_ListView_favicon32.ico_https_blog.csdn.net_zhangphil_article_details_47311155]: https://blog.csdn.net/zhangphil/article/details/47311155