v2.0.beta16

修复 1. 返回主页闪退 2. 下载为空优化 1. 增加全局底部 padding 2. 优化工具栏显示 3. 删除了冗余代码 4. 主页响应更流畅
2026-06-05 07:20:23 +08:00 · 2022-12-17 23:45:34 +08:00
parent 3213822786
commit 4269d9ab6b
32 changed files with 231 additions and 431 deletions
--- a/.idea/misc.xml
+++ b/.idea/misc.xml
@@ -11,23 +11,32 @@
        <entry key="app/src/main/res/layout/activity_login.xml" value="0.49592391304347827" />
        <entry key="app/src/main/res/layout/activity_main.xml" value="0.5095108695652174" />
        <entry key="app/src/main/res/layout/activity_viewmanga.xml" value="0.5395833333333333" />
+        <entry key="app/src/main/res/layout/anchor_popular.xml" value="0.3807291666666667" />
        <entry key="app/src/main/res/layout/app_bar_main.xml" value="0.5095108695652174" />
        <entry key="app/src/main/res/layout/card_book.xml" value="0.49592391304347827" />
        <entry key="app/src/main/res/layout/card_book_plain.xml" value="0.49592391304347827" />
        <entry key="app/src/main/res/layout/content_main.xml" value="0.49592391304347827" />
        <entry key="app/src/main/res/layout/fragment_book.xml" value="0.49592391304347827" />
        <entry key="app/src/main/res/layout/fragment_chapters.xml" value="0.49592391304347827" />
+        <entry key="app/src/main/res/layout/fragment_dlcomic.xml" value="0.5172101449275363" />
        <entry key="app/src/main/res/layout/fragment_download.xml" value="0.49592391304347827" />
        <entry key="app/src/main/res/layout/fragment_history.xml" value="0.5395833333333333" />
        <entry key="app/src/main/res/layout/fragment_home.xml" value="0.4376278118609407" />
        <entry key="app/src/main/res/layout/fragment_newest.xml" value="0.5395833333333333" />
+        <entry key="app/src/main/res/layout/fragment_rank.xml" value="0.5172101449275363" />
+        <entry key="app/src/main/res/layout/fragment_reader.xml" value="0.5172101449275363" />
+        <entry key="app/src/main/res/layout/fragment_recommend.xml" value="0.5172101449275363" />
        <entry key="app/src/main/res/layout/fragment_settings.xml" value="0.5255208333333333" />
+        <entry key="app/src/main/res/layout/fragment_sort.xml" value="0.5172101449275363" />
+        <entry key="app/src/main/res/layout/fragment_statuscardflow.xml" value="0.5172101449275363" />
+        <entry key="app/src/main/res/layout/fragment_sub.xml" value="0.5172101449275363" />
        <entry key="app/src/main/res/layout/line_1bookline.xml" value="0.49592391304347827" />
        <entry key="app/src/main/res/layout/line_bookinfo.xml" value="0.49592391304347827" />
        <entry key="app/src/main/res/layout/line_bookinfo_text.xml" value="0.5395833333333333" />
        <entry key="app/src/main/res/layout/line_booktandb.xml" value="0.48596014492753625" />
        <entry key="app/src/main/res/layout/line_chapter.xml" value="0.48596014492753625" />
        <entry key="app/src/main/res/layout/line_choice_list.xml" value="0.49592391304347827" />
+        <entry key="app/src/main/res/layout/line_lazybooklines.xml" value="0.5172101449275363" />
        <entry key="app/src/main/res/layout/line_rank.xml" value="0.5395833333333333" />
        <entry key="app/src/main/res/layout/line_sort.xml" value="0.5395833333333333" />
        <entry key="app/src/main/res/layout/line_text_info.xml" value="0.49592391304347827" />
@@ -35,7 +44,10 @@
        <entry key="app/src/main/res/layout/nav_header_main.xml" value="0.48596014492753625" />
        <entry key="app/src/main/res/layout/viewpage_banner.xml" value="0.49592391304347827" />
        <entry key="app/src/main/res/layout/viewpage_horizonal.xml" value="0.49592391304347827" />
+        <entry key="app/src/main/res/layout/widget_finalmark.xml" value="0.5172101449275363" />
        <entry key="app/src/main/res/layout/widget_infodrawer.xml" value="0.5395833333333333" />
+        <entry key="app/src/main/res/layout/widget_titlebar.xml" value="0.5172101449275363" />
+        <entry key="app/src/main/res/layout/widget_viewmangainfo.xml" value="0.5172101449275363" />
        <entry key="app/src/main/res/menu/activity_main_drawer.xml" value="0.5395833333333333" />
        <entry key="app/src/main/res/menu/main.xml" value="0.5395833333333333" />
        <entry key="app/src/main/res/mipmap-anydpi-v26/ic_launcher.xml" value="0.5572916666666666" />
--- a/app/src/main/java/top/fumiama/copymanga/MainActivity.kt
+++ b/app/src/main/java/top/fumiama/copymanga/MainActivity.kt
@@ -39,16 +39,19 @@ import kotlinx.android.synthetic.main.app_bar_main.*
 import kotlinx.android.synthetic.main.nav_header_main.*
 import top.fumiama.dmzj.copymanga.R
 import top.fumiama.copymanga.tools.api.UITools
+import top.fumiama.copymanga.ui.book.BookFragment.Companion.bookHandler
+import top.fumiama.copymanga.ui.comicdl.ComicDlFragment
 import top.fumiama.copymanga.ui.download.DownloadFragment
 import top.fumiama.copymanga.update.Update
 import java.io.File
 import java.io.FileInputStream
+import java.lang.Thread.sleep
 import java.lang.ref.WeakReference

 class MainActivity : AppCompatActivity() {
    var isDrawerClosed = true
-    var menuMain: Menu? = null
-    var navController: NavController? = null
+    private var menuMain: Menu? = null
+    private var navController: NavController? = null

    private lateinit var appBarConfiguration: AppBarConfiguration
    private lateinit var headPic: File
@@ -102,6 +105,40 @@ class MainActivity : AppCompatActivity() {
        checkUpdate(false)

        ime = getSystemService(Context.INPUT_METHOD_SERVICE) as InputMethodManager
+
+        navController!!.addOnDestinationChangedListener { _, destination, _ ->
+            Thread {
+                sleep(1000)
+                runOnUiThread {
+                    when (destination.id) {
+                        R.id.nav_home -> {
+                            Log.d("MyMA", "enter home")
+                            menuMain?.findItem(R.id.action_info)?.isVisible = true
+                            menuMain?.findItem(R.id.action_download)?.isVisible = false
+                            menuMain?.findItem(R.id.action_sort)?.isVisible = false
+                        }
+                        R.id.nav_book -> {
+                            Log.d("MyMA", "enter book")
+                            menuMain?.findItem(R.id.action_info)?.isVisible = false
+                            menuMain?.findItem(R.id.action_download)?.isVisible = true
+                            menuMain?.findItem(R.id.action_sort)?.isVisible = false
+                        }
+                        R.id.nav_group -> {
+                            Log.d("MyMA", "enter group")
+                            menuMain?.findItem(R.id.action_info)?.isVisible = false
+                            menuMain?.findItem(R.id.action_download)?.isVisible = false
+                            menuMain?.findItem(R.id.action_sort)?.isVisible = true
+                        }
+                        else -> {
+                            Log.d("MyMA", "enter others")
+                            menuMain?.findItem(R.id.action_info)?.isVisible = false
+                            menuMain?.findItem(R.id.action_download)?.isVisible = false
+                            menuMain?.findItem(R.id.action_sort)?.isVisible = false
+                        }
+                    }
+                }
+            }.start()
+        }
    }

    override fun onCreateOptionsMenu(menu: Menu): Boolean {
@@ -111,6 +148,24 @@ class MainActivity : AppCompatActivity() {
        return true
    }

+    override fun onOptionsItemSelected(item: MenuItem): Boolean {
+        return when (item.itemId) {
+            R.id.action_info -> {
+                showAbout()
+                true
+            }
+            R.id.action_download -> {
+                bookHandler?.sendEmptyMessage(6)
+                true
+            }
+            R.id.action_sort -> {
+                ComicDlFragment.handler?.sendEmptyMessage(13)
+                true
+            }
+            else -> super.onOptionsItemSelected(item)
+        }
+    }
+
    override fun onSupportNavigateUp(): Boolean {
        val navController = findNavController(R.id.nav_host_fragment)

@@ -250,7 +305,7 @@ class MainActivity : AppCompatActivity() {
        }.start()
    }

-    fun showAbout(item: MenuItem) {
+    private fun showAbout() {
        val dl = android.app.AlertDialog.Builder(this)
        dl.setMessage(R.string.app_description)
        dl.setTitle(R.string.action_info)
--- a/app/src/main/java/top/fumiama/copymanga/template/general/NoBackRefreshFragment.kt
+++ b/app/src/main/java/top/fumiama/copymanga/template/general/NoBackRefreshFragment.kt
@@ -1,6 +1,7 @@
 package top.fumiama.copymanga.template.general

 import android.os.Bundle
+import android.util.Log
 import android.view.LayoutInflater
 import android.view.View
 import android.view.ViewGroup
@@ -17,7 +18,11 @@ open class NoBackRefreshFragment(private val layoutToLoad: Int):Fragment() {
        if(rootView == null){
            isFirstInflate = true
            rootView = inflater.inflate(layoutToLoad, container, false)
-        } else isFirstInflate = false
+            Log.d("MyNBRF", "is first inflate")
+        } else {
+            isFirstInflate = false
+            Log.d("MyNBRF", "not first inflate")
+        }
        return rootView
    }
    override fun onDestroyView() {
--- a/app/src/main/java/top/fumiama/copymanga/template/http/AutoDownloadHandler.kt
+++ b/app/src/main/java/top/fumiama/copymanga/template/http/AutoDownloadHandler.kt
@@ -41,8 +41,12 @@ open class AutoDownloadHandler(private val url: String, private val jsonClass: C
        timeThread?.start()
    }
    private fun dlThread() {
-        DownloadTools.getHttpContent(url, null, mainWeakReference?.get()?.getString(R.string.pc_ua)!!)?.let {
+        DownloadTools.getHttpContent(url, null, mainWeakReference?.get()?.getString(R.string.pc_ua)!!).let {
            if(exit) return
+            if(it == null) {
+                dlThread()
+                return
+            }
            val fi = it.inputStream()
            var pass = true
            try {
--- a/app/src/main/java/top/fumiama/copymanga/tools/http/DownloadPool.kt
+++ b/app/src/main/java/top/fumiama/copymanga/tools/http/DownloadPool.kt
@@ -62,11 +62,11 @@ class DownloadPool(folder: String) {
                for(index in imgUrls.indices) {
                    while (wait && !exit) sleep(1000)
                    if(exit) break
-                    zip.putNextEntry(ZipEntry("$index.jpg"))
+                    zip.putNextEntry(ZipEntry("$index.${if(imgUrls[index].contains(".webp")) "webp" else "jpg"}"))
                    var tryTimes = 3
                    var s = false
                    while (!s && tryTimes-- > 0){
-                        s = (DownloadTools.getHttpContent(imgUrls[index], -1, refer)) ?.let { zip.write(it); true }?:false
+                        s = (DownloadTools.getHttpContent(imgUrls[index], -1))?.let { zip.write(it); true }?:false
                        if (!s) sleep(2000)
                    }
                    if(!s && tryTimes <= 0) {
--- a/app/src/main/java/top/fumiama/copymanga/tools/http/DownloadTools.kt
+++ b/app/src/main/java/top/fumiama/copymanga/tools/http/DownloadTools.kt
@@ -4,30 +4,13 @@ import android.content.Context
 import android.util.Log
 import androidx.preference.PreferenceManager
 import top.fumiama.copymanga.MainActivity
-import top.fumiama.copymanga.tools.ssl.AllTrustManager
-import top.fumiama.copymanga.tools.ssl.IgnoreHostNameVerifier
 import java.net.HttpURLConnection
 import java.net.URL
-import java.net.URLEncoder
-import java.security.SecureRandom
 import java.util.concurrent.Callable
 import java.util.concurrent.FutureTask
 import javax.net.ssl.HttpsURLConnection
-import javax.net.ssl.SSLContext

 object DownloadTools {
-    private val trustManager = AllTrustManager()
-    private val sslContext: SSLContext = SSLContext.getInstance("SSL").let {
-        it.init(null, arrayOf(trustManager), SecureRandom())
-        it
-    }
-    private val ignoreHostNameVerifier = IgnoreHostNameVerifier()
-
-    init {
-        HttpsURLConnection.setDefaultHostnameVerifier(ignoreHostNameVerifier)
-        HttpsURLConnection.setDefaultSSLSocketFactory(sslContext.socketFactory)
-    }
-
    fun getConnection(url: String?, method: String = "GET", refer: String? = null, ua: String? = null) =
        url?.let {
            val connection = URL(url).openConnection() as HttpURLConnection
@@ -35,6 +18,7 @@ object DownloadTools {
            connection.connectTimeout = 20000
            connection.readTimeout = 20000
            connection.apply {
+                setRequestProperty("host", url.substringAfter("://").substringBefore("/"))
                ua?.let { setRequestProperty("user-agent", it) }
                refer?.let { setRequestProperty("referer", it) }
                setRequestProperty("source", "copyApp")
@@ -51,11 +35,22 @@ object DownloadTools {
                        }
                    }
                }
-                setRequestProperty("host", url.substringAfter("://").substringBefore("/"))
                setRequestProperty("platform", "3")
            }
        }

+    private fun getNormalConnection(url: String?, method: String = "GET", ua: String? = null) =
+        url?.let {
+            val connection = URL(url).openConnection() as HttpURLConnection
+            connection.requestMethod = method
+            connection.connectTimeout = 20000
+            connection.readTimeout = 20000
+            connection.apply {
+                setRequestProperty("host", url.substringAfter("://").substringBefore("/"))
+                ua?.let { setRequestProperty("user-agent", it) }
+            }
+        }
+
    fun getHttpContent(Url: String, refer: String? = null, ua: String? = null): ByteArray? {
        Log.d("Mydl", "getHttp: $Url")
        var ret: ByteArray? = null
@@ -79,16 +74,12 @@ object DownloadTools {
        }
    }

-    fun getHttpContent(Url: String, readSize: Int, refer: String? = "https://api.copymanga.com"): ByteArray? {
+    fun getHttpContent(Url: String, readSize: Int): ByteArray? {
        Log.d("Mydl", "getHttp: $Url")
        var ret: ByteArray? = null
        val task = FutureTask(Callable {
            try {
-                val connection = getConnection(Url, "GET", refer)?.apply {
-                    ret = inputStream.readBytes()
-                    disconnect()
-                }
-
+                val connection = getNormalConnection(Url, "GET")
                val ci = connection?.inputStream
                if(readSize > 0) {
                    ret = ByteArray(readSize)
@@ -110,16 +101,13 @@ object DownloadTools {
        }
    }

-    fun touch(url: String?, refer: String? = "https://api.copymanga.com"): FutureTask<ByteArray?>? =
+    fun touch(url: String?): FutureTask<ByteArray?>? =
        url?.let {
            Log.d("Mydl", "touchHttp: $it")
            var ret: ByteArray? = null
            val task = FutureTask(Callable {
                try {
-                    val connection = getConnection(it, "GET", refer)?.apply {
-                        ret = inputStream.readBytes()
-                        disconnect()
-                    }
+                    val connection = getNormalConnection(it, "GET")

                    val ci = connection?.inputStream
                    ret = ci?.readBytes()
@@ -134,10 +122,10 @@ object DownloadTools {
            task
        }

-    private fun replaceChineseCharacters(string: String?) : String? {
+    /*private fun replaceChineseCharacters(string: String?) : String? {
        if (android.os.Build.VERSION.SDK_INT > android.os.Build.VERSION_CODES.M) return string
        else return string?.replace(Regex("(?<=/)[\\w\\s\\d\\u4e00-\\u9fa5.-]+(?=/?)")) { match ->
            return@replace URLEncoder.encode(match.value, "UTF-8")
        }
-    }
-}
+    }*/
+}
--- a/app/src/main/java/top/fumiama/copymanga/tools/ssl/AllTrustManager.java
+++ b/app/src/main/java/top/fumiama/copymanga/tools/ssl/AllTrustManager.java
@@ -1,17 +0,0 @@
-package top.fumiama.copymanga.tools.ssl;
-
-import java.security.cert.X509Certificate;
-import javax.net.ssl.X509TrustManager;
-
-public class AllTrustManager implements X509TrustManager{
-    @Override
-    public void checkClientTrusted(X509Certificate[] chain, String authType) { }
-
-    @Override
-    public void checkServerTrusted(X509Certificate[] chain, String authType) { }
-
-    @Override
-    public X509Certificate[] getAcceptedIssuers() {
-        return null;
-    }
-}
--- a/app/src/main/java/top/fumiama/copymanga/tools/ssl/IgnoreHostNameVerifier.java
+++ b/app/src/main/java/top/fumiama/copymanga/tools/ssl/IgnoreHostNameVerifier.java
@@ -1,11 +0,0 @@
-package top.fumiama.copymanga.tools.ssl;
-
-import javax.net.ssl.HostnameVerifier;
-import javax.net.ssl.SSLSession;
-
-public class IgnoreHostNameVerifier implements HostnameVerifier {
-    @Override
-    public boolean verify(String hostname, SSLSession session) {
-        return true;
-    }
-}
--- a/app/src/main/java/top/fumiama/copymanga/ui/book/BookFragment.kt
+++ b/app/src/main/java/top/fumiama/copymanga/ui/book/BookFragment.kt
@@ -2,9 +2,9 @@ package top.fumiama.copymanga.ui.book

 import android.content.Context.MODE_PRIVATE
 import android.os.Bundle
-import android.util.Log
-import android.view.Menu
+import android.view.LayoutInflater
 import android.view.View
+import android.view.ViewGroup
 import androidx.navigation.Navigation
 import kotlinx.android.synthetic.main.app_bar_main.*
 import kotlinx.android.synthetic.main.line_booktandb.*
@@ -16,7 +16,9 @@ import java.lang.Thread.sleep
 import java.lang.ref.WeakReference

 class BookFragment: NoBackRefreshFragment(R.layout.fragment_book) {
-    private lateinit var bookHandler: BookHandler
+    var fbibinfo: View? = null
+    var fbtinfo: View? = null
+
    override fun onViewCreated(view: View, savedInstanceState: Bundle?) {
        super.onViewCreated(view, savedInstanceState)

@@ -24,7 +26,7 @@ class BookFragment: NoBackRefreshFragment(R.layout.fragment_book) {
            bookHandler = BookHandler(WeakReference(this), arguments?.getString("path")?:"null")
            Thread{
                sleep(600)
-                bookHandler.startLoad()
+                bookHandler?.startLoad()
            }.start()
        }
    }
@@ -32,35 +34,29 @@ class BookFragment: NoBackRefreshFragment(R.layout.fragment_book) {
    override fun onResume() {
        super.onResume()
        mainWeakReference?.get()?.apply {
-            menuMain?.let { setMenuVisible(it) }
-            toolbar.title = bookHandler.book?.results?.comic?.name
+            toolbar.title = bookHandler?.book?.results?.comic?.name
        }
        setStartRead()
-        bookHandler.fbibinfo?.layoutParams?.height = ((bookHandler.fbibinfo?.width?:0) * 4.0 / 9.0 + 0.5).toInt()
+        fbibinfo?.layoutParams?.height = ((fbibinfo?.width?:0) * 4.0 / 9.0 + 0.5).toInt()
    }

    override fun onDestroy() {
        super.onDestroy()
-        mainWeakReference?.get()?.menuMain?.let { setMenuInvisible(it) }
-        bookHandler.destroy()
-        bookHandler.ads.forEach {
+        bookHandler?.destroy()
+        bookHandler?.ads?.forEach {
            it.exit = true
        }
-    }
-
-    override fun onPause() {
-        super.onPause()
-        mainWeakReference?.get()?.menuMain?.let { setMenuInvisible(it) }
+        bookHandler = null
    }

    fun setStartRead() {
-        if(bookHandler.chapterNames.isNotEmpty()) mainWeakReference?.get()?.apply {
-            bookHandler.book?.results?.comic?.name?.let { name ->
+        if(bookHandler?.chapterNames?.isNotEmpty() == true) mainWeakReference?.get()?.apply {
+            bookHandler?.book?.results?.comic?.name?.let { name ->
                getPreferences(MODE_PRIVATE).getInt(name, -1).let { p ->
                    this@BookFragment.lbbstart.apply {
                        var i = 0
                        if(p >= 0) {
-                            text = bookHandler.chapterNames[p]
+                            text = bookHandler!!.chapterNames[p]
                            i = p
                        }
                        setOnClickListener {
@@ -72,34 +68,20 @@ class BookFragment: NoBackRefreshFragment(R.layout.fragment_book) {
        }
    }

-    private fun setMenuInvisible(menu: Menu){
-        menu.findItem(R.id.action_download)?.isVisible = false
-    }
-
-    private fun setMenuVisible(menu: Menu) {
-        Log.d("MyBF", "显示下载按钮")
-        val dl = menu.findItem(R.id.action_download)
-        dl?.isVisible = true
-        dl?.setIcon(R.drawable.ic_menu_download)
-        dl?.setOnMenuItemClickListener {
-            if(bookHandler.complete && it.itemId == R.id.action_download){
-                navigate2dl()
-                true
-            }
-            else it.itemId == R.id.action_download
-        }
-    }
-
-    private fun navigate2dl(){
+    fun navigate2dl(){
        val bundle = Bundle()
        bundle.putString("path", arguments?.getString("path")?:"null")
-        bundle.putString("name", bookHandler.book?.results?.comic?.name)
-        if(bookHandler.vols != null) {
+        bundle.putString("name", bookHandler!!.book?.results?.comic?.name)
+        if(bookHandler!!.vols != null) {
            bundle.putBoolean("loadJson", true)
        }
-        bundle.putStringArray("group", bookHandler.gpws)
-        bundle.putStringArray("groupNames", bookHandler.keys)
-        bundle.putIntArray("count", bookHandler.cnts)
+        bundle.putStringArray("group", bookHandler!!.gpws)
+        bundle.putStringArray("groupNames", bookHandler!!.keys)
+        bundle.putIntArray("count", bookHandler!!.cnts)
        rootView?.let { Navigation.findNavController(it).navigate(R.id.action_nav_book_to_nav_group, bundle) }
    }
+
+    companion object {
+        var bookHandler: BookHandler? = null
+    }
 }
--- a/app/src/main/java/top/fumiama/copymanga/ui/book/BookHandler.kt
+++ b/app/src/main/java/top/fumiama/copymanga/ui/book/BookHandler.kt
@@ -1,7 +1,5 @@
 package top.fumiama.copymanga.ui.book

-import android.content.Context.MODE_PRIVATE
-import android.content.Intent
 import android.os.Bundle
 import android.os.Looper
 import android.os.Message
@@ -44,12 +42,12 @@ import java.io.File
 import java.lang.Thread.sleep
 import java.lang.ref.WeakReference

-class BookHandler(that: WeakReference<BookFragment>, private val path: String)
+class BookHandler(private val th: WeakReference<BookFragment>, private val path: String)
    : AutoDownloadHandler(
-    that.get()?.getString(R.string.bookInfoApiUrl)?.let { String.format(it, path) } ?: "",
+    th.get()?.getString(R.string.bookInfoApiUrl)?.let { String.format(it, path) } ?: "",
    BookInfoStructure::class.java,
    Looper.myLooper()!!){
-    private val that = that.get()
+    private val that get() = th.get()
    private var hasToastedError = false
    get(){
        val re = field
@@ -57,7 +55,6 @@ class BookHandler(that: WeakReference<BookFragment>, private val path: String)
        return re
    }
    var book: BookInfoStructure? = null
-    var fbibinfo:View? = null
    var complete = false
    var ads = emptyArray<AutoDownloadThread>()
    var gpws = arrayOf<String>()
@@ -65,8 +62,7 @@ class BookHandler(that: WeakReference<BookFragment>, private val path: String)
    var cnts = intArrayOf()
    var vols: Array<VolumeStructure>? = null
    var chapterNames = arrayOf<String>()
-    private val divider get() = that?.layoutInflater?.inflate(R.layout.div_h, that.fbl, false)
-    private var fbtinfo: View? = null
+    private val divider get() = that?.layoutInflater?.inflate(R.layout.div_h, that?.fbl, false)

    override fun handleMessage(msg: Message) {
        super.handleMessage(msg)
@@ -74,9 +70,10 @@ class BookHandler(that: WeakReference<BookFragment>, private val path: String)
            //0 -> setLayouts()
            1 -> setCover()
            2 -> setTexts()
-            3 -> fbibinfo?.let { setInfoHeight(it) }
+            3 -> that?.fbibinfo?.let { setInfoHeight(it) }
            4 -> setThemes()
            5 -> setOverScale()
+            6 -> if(complete) that?.navigate2dl()
        }
    }

@@ -120,12 +117,12 @@ class BookHandler(that: WeakReference<BookFragment>, private val path: String)
    }

    private fun inflateComponents(){
-        fbibinfo = that?.layoutInflater?.inflate(R.layout.line_bookinfo, that.fbl, false)
-        fbtinfo = that?.layoutInflater?.inflate(R.layout.line_text_info, that.fbl, false)
+        that?.fbibinfo = that?.layoutInflater?.inflate(R.layout.line_bookinfo, that?.fbl, false)
+        that?.fbtinfo = that?.layoutInflater?.inflate(R.layout.line_text_info, that?.fbl, false)
    }

    private fun setOverScale(){
-        that?.fbov?.setScaleView(that.lbibg)
+        that?.fbov?.setScaleView(that!!.lbibg)
    }

    private fun setCover(){
@@ -164,8 +161,8 @@ class BookHandler(that: WeakReference<BookFragment>, private val path: String)
            book?.results?.comic?.status?.display
        ) }?:""
        that?.bttime?.text = book?.results?.comic?.datetime_updated
-        (fbtinfo as TextView).text = book?.results?.comic?.brief
-        that?.fbl?.addView(fbtinfo)
+        (that?.fbtinfo as TextView).text = book?.results?.comic?.brief
+        that?.fbl?.addView(that?.fbtinfo)
        that?.fbl?.addView(divider)
    }

@@ -190,7 +187,7 @@ class BookHandler(that: WeakReference<BookFragment>, private val path: String)
        themeStructure.onEachIndexed { i, it ->
            if(line == null) {
                if(i == last) {
-                    line = that?.layoutInflater?.inflate(R.layout.line_chapter, that.fbl, false)
+                    line = that?.layoutInflater?.inflate(R.layout.line_chapter, that!!.fbl, false)
                    line?.lcc?.apply {
                        lct.text = it.name
                        setOnClickListener { _ ->
@@ -199,7 +196,7 @@ class BookHandler(that: WeakReference<BookFragment>, private val path: String)
                    }
                    that?.fbl?.addView(line)
                } else {
-                    line = that?.layoutInflater?.inflate(R.layout.line_2chapters, that.fbl, false)
+                    line = that?.layoutInflater?.inflate(R.layout.line_2chapters, that!!.fbl, false)
                    line?.l2cl?.apply {
                        lct.text = it.name
                        setOnClickListener { _ ->
@@ -250,14 +247,14 @@ class BookHandler(that: WeakReference<BookFragment>, private val path: String)
                                chapterNames += it.name
                                if(line == null) {
                                    if(i == last) {
-                                        line = layoutInflater.inflate(R.layout.line_chapter, that.fbl, false)
+                                        line = layoutInflater.inflate(R.layout.line_chapter, that!!.fbl, false)
                                        line?.lcc?.apply {
                                            lct.text = it.name
                                            setOnClickListener { Reader.viewMangaAt(book!!.results.comic.name, i) }
                                        }
                                        fbl?.addView(line)
                                    } else {
-                                        line = layoutInflater.inflate(R.layout.line_2chapters, that.fbl, false)
+                                        line = layoutInflater.inflate(R.layout.line_2chapters, that!!.fbl, false)
                                        line?.l2cl?.apply {
                                            lct.text = it.name
                                            setOnClickListener { Reader.viewMangaAt(book!!.results.comic.name, i) }
@@ -271,11 +268,6 @@ class BookHandler(that: WeakReference<BookFragment>, private val path: String)
                                }
                            }
                        }
-                        // padding
-                        val line = layoutInflater.inflate(R.layout.line_chapter, that.fbl, false)
-                        line.lci.visibility = View.INVISIBLE
-                        line.isClickable = false
-                        fbl?.addView(line)
                        endSetLayouts()
                    }
                }
--- a/app/src/main/java/top/fumiama/copymanga/ui/chapter/ChapterFragment.kt
+++ b/app/src/main/java/top/fumiama/copymanga/ui/chapter/ChapterFragment.kt
@@ -1,27 +0,0 @@
-package top.fumiama.copymanga.ui.chapter
-
-import android.os.Bundle
-import android.view.View
-import top.fumiama.dmzj.copymanga.R
-import top.fumiama.copymanga.template.general.NoBackRefreshFragment
-import java.lang.Thread.sleep
-import java.lang.ref.WeakReference
-
-class ChapterFragment: NoBackRefreshFragment(R.layout.fragment_chapters) {
-    var handler: ChapterHandler? = null
-    override fun onViewCreated(view: View, savedInstanceState: Bundle?) {
-        super.onViewCreated(view, savedInstanceState)
-        if(isFirstInflate){
-            handler = arguments?.let { ChapterHandler(WeakReference(this), it.getString("path")?:"", it.getString("group")?:"") }
-            Thread{
-                sleep(600)
-                handler?.startLoad()
-            }.start()
-        }
-    }
-
-    override fun onDestroy() {
-        super.onDestroy()
-        handler?.destroy()
-    }
-}
--- a/app/src/main/java/top/fumiama/copymanga/ui/chapter/ChapterHandler.kt
+++ b/app/src/main/java/top/fumiama/copymanga/ui/chapter/ChapterHandler.kt
@@ -1,84 +0,0 @@
-package top.fumiama.copymanga.ui.chapter
-
-import android.os.Looper
-import android.os.Message
-import android.view.View
-import android.widget.Toast
-import androidx.navigation.Navigation
-import kotlinx.android.synthetic.main.fragment_book.*
-import kotlinx.android.synthetic.main.fragment_chapters.*
-import kotlinx.android.synthetic.main.line_chapter.view.*
-import top.fumiama.dmzj.copymanga.R
-import top.fumiama.copymanga.json.ChapterStructure
-import top.fumiama.copymanga.json.VolumeStructure
-import top.fumiama.copymanga.template.http.AutoDownloadHandler
-import java.lang.ref.WeakReference
-
-class ChapterHandler(that: WeakReference<ChapterFragment>, pw: String, gpw: String):
-    AutoDownloadHandler(
-    that.get()?.getString(R.string.groupInfoApiUrl)?.let { String.format(it, pw, gpw) } ?: "",
-    VolumeStructure::class.java,
-    Looper.myLooper()!!
-) {
-    private val that = that.get()
-    private var hasToastedError = false
-        get(){
-            val re = field
-            field = true
-            return re
-        }
-    private var chapters: VolumeStructure? = null
-
-    override fun handleMessage(msg: Message) {
-        super.handleMessage(msg)
-        when(msg.what){
-            //0 -> setLayouts()
-            1 -> inflateChapters()
-        }
-
-    }
-
-    override fun getGsonItem() = chapters
-    override fun setGsonItem(gsonObj: Any) :Boolean {
-        val pass = super.setGsonItem(gsonObj)
-        chapters = gsonObj as VolumeStructure
-        return pass
-    }
-
-    override fun onError() {
-        super.onError()
-        if(exit) return
-        if(!hasToastedError) {
-            Toast.makeText(that?.context, R.string.null_book, Toast.LENGTH_SHORT).show()
-            that?.rootView?.let { it1 ->
-                Navigation.findNavController(it1).navigateUp()
-            }
-        }
-    }
-    override fun doWhenFinishDownload() {
-        super.doWhenFinishDownload()
-        if(exit) return
-        Thread{ sendEmptyMessage(1) }.start()
-    }
-    private fun inflateChapters(){
-
-        that?.fcloading?.visibility = View.GONE
-    }
-    private fun addLine(size: Int, name:String, onClick:(()->Unit)? = null){
-        val line =
-            that?.let { it.layoutInflater.inflate(R.layout.line_chapter, it.fbl, false) }
-        line?.lct?.text = name
-        onClick?.let {action->
-            line?.lcc?.setOnClickListener {action()}
-        }
-        that?.fcl?.addView(line)
-    }
-    private fun loadChapter(chapter: ChapterStructure){
-        /*val bundle = Bundle()
-
-        bundle.putInt("id", id)
-        bundle.putInt("volume", volId)
-        bundle.putInt("chapter", cid)
-        that?.rootView?.let { Navigation.findNavController(it).navigate(R.id.action_nav_chapter_to_nav_reader, bundle) }
-    */}
-}
--- a/app/src/main/java/top/fumiama/copymanga/ui/comicdl/ComicDlFragment.kt
+++ b/app/src/main/java/top/fumiama/copymanga/ui/comicdl/ComicDlFragment.kt
@@ -18,7 +18,7 @@ import java.lang.Thread.sleep
 import java.lang.ref.WeakReference

 class ComicDlFragment: NoBackRefreshFragment(R.layout.fragment_dlcomic) {
-    var handler: ComicDlHandler? = null
+    var ltbtn: View? = null
    var ads = emptyArray<AutoDownloadThread>()
    override fun onViewCreated(view: View, savedInstanceState: Bundle?) {
        super.onViewCreated(view, savedInstanceState)
@@ -43,7 +43,6 @@ class ComicDlFragment: NoBackRefreshFragment(R.layout.fragment_dlcomic) {
                )
            }
        }
-        mainWeakReference?.get()?.menuMain?.let { setMenuVisible(it) }
    }

    override fun onDestroy() {
@@ -81,19 +80,6 @@ class ComicDlFragment: NoBackRefreshFragment(R.layout.fragment_dlcomic) {
    private fun loadFromJson() = Gson().fromJson(json, Array<VolumeStructure>::class.java)
    private fun loadGroupsFromFile(file: File) = Gson().fromJson(file.reader(), Array<String>::class.java)

-    private fun setMenuVisible(menu: Menu) {
-        val dl = menu.findItem(R.id.action_download)
-        dl?.isVisible = true
-        dl?.setIcon(R.drawable.ic_menu_sort)
-        dl?.setOnMenuItemClickListener {
-            if(handler?.complete == true && it.itemId == R.id.action_download){
-                handler?.showMultiSelectInfo()
-                true
-            }
-            else it.itemId == R.id.action_download
-        }
-    }
-
    /*private fun setMenuInvisible(menu: Menu){
        menu.findItem(R.id.action_download)?.isVisible = false
    }*/
@@ -167,6 +153,7 @@ class ComicDlFragment: NoBackRefreshFragment(R.layout.fragment_dlcomic) {
    }

    companion object {
+        var handler: ComicDlHandler? = null
        var json: String? = null
        var exit = false
    }
--- a/app/src/main/java/top/fumiama/copymanga/ui/comicdl/ComicDlHandler.kt
+++ b/app/src/main/java/top/fumiama/copymanga/ui/comicdl/ComicDlHandler.kt
@@ -14,7 +14,6 @@ import android.view.ViewTreeObserver
 import android.widget.Toast
 import com.google.gson.Gson
 import kotlinx.android.synthetic.main.fragment_book.*
-import kotlinx.android.synthetic.main.fragment_chapters.*
 import kotlinx.android.synthetic.main.line_chapter.view.*
 import kotlinx.android.synthetic.main.widget_downloadbar.*
 import kotlinx.android.synthetic.main.fragment_dlcomic.*
@@ -36,14 +35,14 @@ import top.fumiama.copymanga.views.LazyScrollView
 import java.io.File
 import java.lang.ref.WeakReference

-class ComicDlHandler(looper: Looper, that: WeakReference<ComicDlFragment>, private val vols: Array<VolumeStructure>, private val comicName: String, private val groupNames: Array<String>?):Handler(looper) {
-    constructor(looper: Looper, that: WeakReference<ComicDlFragment>, comicName: String) : this(looper, that, arrayOf(), comicName, null) {
+class ComicDlHandler(looper: Looper, private val th: WeakReference<ComicDlFragment>, private val vols: Array<VolumeStructure>, private val comicName: String, private val groupNames: Array<String>?):Handler(looper) {
+    constructor(looper: Looper, th: WeakReference<ComicDlFragment>, comicName: String) : this(looper, th, arrayOf(), comicName, null) {
        isOld = true
    }
    private var isOld = false
    var complete = false
-    private val that = that.get()
-    private val toolsBox = UITools(that.get()?.context)
+    private val that get() = th.get()
+    private val toolsBox = UITools(th.get()?.context)
    private var btnNumPerRow = 4
    private var btnw = 0
    private var cdwnWidth = 0
@@ -56,7 +55,6 @@ class ComicDlHandler(looper: Looper, that: WeakReference<ComicDlFragment>, priva
    private var isNewTitle = false
    val mangaDlTools = MangaDlTools()
    private var multiSelect = false
-    private var ltbtn: View? = null
    private var finishMap = arrayOf<Boolean?>()
    var downloading = false

@@ -95,10 +93,11 @@ class ComicDlHandler(looper: Looper, that: WeakReference<ComicDlFragment>, priva
            }
            6 -> that?.tdwn?.text = "${dldChapter}/${checkedChapter}"
            7 -> deleteChapters(msg.obj as File, msg.arg1)
-            9 -> that?.cdwn?.setCardBackgroundColor(that.resources.getColor(R.color.colorGreen))
+            9 -> that?.cdwn?.setCardBackgroundColor(that!!.resources.getColor(R.color.colorGreen))
            10 -> addTbtn(msg.obj as Array<String>)
            11 -> addCaption(msg.obj as String)
            12 -> addDiv()
+            13 -> if(complete) showMultiSelectInfo()
        }
    }

@@ -128,7 +127,7 @@ class ComicDlHandler(looper: Looper, that: WeakReference<ComicDlFragment>, priva
    }
    private fun addDiv(){
        that?.ldwn?.addView(
-            that.layoutInflater.inflate(R.layout.div_h, that.ldwn, false),
+            that!!.layoutInflater.inflate(R.layout.div_h, that!!.ldwn, false),
            ViewGroup.LayoutParams(
                ViewGroup.LayoutParams.MATCH_PARENT,
                ViewGroup.LayoutParams.WRAP_CONTENT
@@ -136,7 +135,7 @@ class ComicDlHandler(looper: Looper, that: WeakReference<ComicDlFragment>, priva
        )
    }
    private fun addCaption(title: String){
-        val tc = that?.layoutInflater?.inflate(R.layout.line_caption, that.ldwn, false)
+        val tc = that?.layoutInflater?.inflate(R.layout.line_caption, that!!.ldwn, false)
        tc?.tcptn?.text = title
        that?.ldwn?.addView(
            tc,
@@ -191,9 +190,9 @@ class ComicDlHandler(looper: Looper, that: WeakReference<ComicDlFragment>, priva
        dl?.setContentView(R.layout.dialog_unzipping)
        that?.dlsdwn?.viewTreeObserver?.addOnGlobalLayoutListener(object : ViewTreeObserver.OnGlobalLayoutListener{
            override fun onGlobalLayout() {
-                cdwnWidth = that.dlsdwn.width
+                cdwnWidth = that!!.dlsdwn.width
                Log.d("MyDl", "Get dlsdwn height: $cdwnWidth")
-                that.dlsdwn.viewTreeObserver.removeOnGlobalLayoutListener(this)
+                that!!.dlsdwn.viewTreeObserver.removeOnGlobalLayoutListener(this)
            }
        })
        that?.dllazys?.onScrollListener = object : LazyScrollView.OnScrollListener{
@@ -204,10 +203,10 @@ class ComicDlHandler(looper: Looper, that: WeakReference<ComicDlFragment>, priva
            }
        }
        that?.cdwn?.setOnClickListener {
-            if(that.dlsdwn.translationX != 0f) showDlCard()
+            if(that!!.dlsdwn.translationX != 0f) showDlCard()
            else if(checkedChapter == 0) hideDlCard()
            else{
-                that.pdwn.progress = 0
+                that!!.pdwn.progress = 0
                if (downloading || checkedChapter == 0) {
                   mangaDlTools.wait = !mangaDlTools.wait!!
                } else {
@@ -251,7 +250,8 @@ class ComicDlHandler(looper: Looper, that: WeakReference<ComicDlFragment>, priva
            }
        }
    }
-    fun showMultiSelectInfo() {
+
+    private fun showMultiSelectInfo() {
        toolsBox.buildInfo("进入多选模式？", "之后可以对已下载漫画进行批量删除/重新下载",
            "确定", null, "取消", { multiSelect = true })
    }
@@ -314,12 +314,12 @@ class ComicDlHandler(looper: Looper, that: WeakReference<ComicDlFragment>, priva
    @SuppressLint("SetTextI18n")
    private fun addTbtn(title: String, uuid: String, caption: String, url: String) {
        if ((tbtncnt % btnNumPerRow == 0) || isNewTitle) {
-            ltbtn = that?.layoutInflater?.inflate(R.layout.line_horizonal_empty, that.ldwn, false)
-            that?.ldwn?.addView(ltbtn)
+            that?.ltbtn = that?.layoutInflater?.inflate(R.layout.line_horizonal_empty, that!!.ldwn, false)
+            that?.ldwn?.addView(that!!.ltbtn)
            tbtncnt = 0
            isNewTitle = false
        }
-        that?.layoutInflater?.inflate(R.layout.button_tbutton, ltbtn?.ltbtn, false)?.let { tbv ->
+        that?.layoutInflater?.inflate(R.layout.button_tbutton, that!!.ltbtn?.ltbtn, false)?.let { tbv ->
            tbv.tbtn.index = tbtnlist.size
            tbtnlist += tbv.tbtn
            tbtncnt++
@@ -330,15 +330,15 @@ class ComicDlHandler(looper: Looper, that: WeakReference<ComicDlFragment>, priva
            //tbv.tbtn.hint = caption
            tbv.tbtn.caption = caption
            tbv.tbtn.layoutParams.width = btnw
-            val zipf = CMApi.getZipFile(that.context?.getExternalFilesDir(""), comicName, caption, title)
+            val zipf = CMApi.getZipFile(that!!.context?.getExternalFilesDir(""), comicName, caption, title)
            Log.d("MyCD", "Get zipf: $zipf")
            ViewMangaActivity.fileArray += zipf
            if (zipf.exists()) {
                tbv.tbtn.setBackgroundResource(R.drawable.rndbg_checked)
                tbv.tbtn.isChecked = false
            }
-            ltbtn?.ltbtn?.addView(tbv)
-            ltbtn?.invalidate()
+            that?.ltbtn?.ltbtn?.addView(tbv)
+            that?.ltbtn?.invalidate()
            tbv.tbtn.setOnClickListener {
                if (zipf.exists() && !multiSelect) {
                    it.tbtn.setBackgroundResource(R.drawable.rndbg_checked)
@@ -348,13 +348,13 @@ class ComicDlHandler(looper: Looper, that: WeakReference<ComicDlFragment>, priva
                    ViewMangaActivity.position = it.tbtn.index
                    dl?.show()

-                    that.startActivity(Intent(that.context, ViewMangaActivity::class.java)
+                    that?.startActivity(Intent(that!!.context, ViewMangaActivity::class.java)
                        .putExtra("callFrom", "zipFirst")
                    )
                } else {
                    it.tbtn.setBackgroundResource(R.drawable.toggle_button)
-                    if (it.tbtn.isChecked) that.tdwn?.text = "$dldChapter/${++checkedChapter}"
-                    else that.tdwn.text = "$dldChapter/${--checkedChapter}"
+                    if (it.tbtn.isChecked) that?.tdwn?.text = "$dldChapter/${++checkedChapter}"
+                    else that?.tdwn?.text = "$dldChapter/${--checkedChapter}"
                }
            }
            tbv.tbtn.setOnLongClickListener {
@@ -377,7 +377,7 @@ class ComicDlHandler(looper: Looper, that: WeakReference<ComicDlFragment>, priva
                            ViewMangaActivity.position = it.tbtn.index
                            dl?.show()

-                            that.startActivity(Intent(that.context, ViewMangaActivity::class.java))
+                            that?.startActivity(Intent(that?.context, ViewMangaActivity::class.java))
                        }, null, null
                    )
                }
@@ -389,17 +389,17 @@ class ComicDlHandler(looper: Looper, that: WeakReference<ComicDlFragment>, priva
    private fun analyzeOldStructure() = Thread{
        Gson().fromJson(json?.reader(), Array<ComicStructureOld>::class.java)?.let {
            for (group in it) {
-                that?.layoutInflater?.inflate(R.layout.line_caption, that.ldwn, false)?.let { tc ->
+                that?.layoutInflater?.inflate(R.layout.line_caption, that!!.ldwn, false)?.let { tc ->
                    tc.tcptn.text = group.name
-                    that.ldwn.addView(
+                    that!!.ldwn.addView(
                        tc,
                        ViewGroup.LayoutParams(
                            ViewGroup.LayoutParams.MATCH_PARENT,
                            ViewGroup.LayoutParams.WRAP_CONTENT
                        )
                    )
-                    that.ldwn.addView(
-                        that.layoutInflater.inflate(R.layout.div_h, that.ldwn, false),
+                    that!!.ldwn.addView(
+                        that!!.layoutInflater.inflate(R.layout.div_h, that!!.ldwn, false),
                        ViewGroup.LayoutParams(
                            ViewGroup.LayoutParams.MATCH_PARENT,
                            ViewGroup.LayoutParams.WRAP_CONTENT
--- a/app/src/main/java/top/fumiama/copymanga/ui/download/DownloadFragment.kt
+++ b/app/src/main/java/top/fumiama/copymanga/ui/download/DownloadFragment.kt
@@ -32,7 +32,7 @@ class DownloadFragment: NoBackRefreshFragment(R.layout.fragment_download) {
        }
    }

-    fun scanFile(cd: File?){
+    private fun scanFile(cd: File?){
        val isRoot = cd == context?.getExternalFilesDir("")
        val jsonFile = File(cd, "info.bin")
        if(isRoot || !jsonFile.exists()) cd?.list()?.sortedArrayWith { o1, o2 ->
--- a/app/src/main/java/top/fumiama/copymanga/ui/home/HomeFragment.kt
+++ b/app/src/main/java/top/fumiama/copymanga/ui/home/HomeFragment.kt
@@ -38,7 +38,7 @@ class HomeFragment : NoBackRefreshFragment(R.layout.fragment_home) {

    override fun onViewCreated(view: View, savedInstanceState: Bundle?) {
        super.onViewCreated(view, savedInstanceState)
-        if(isFirstInflate){
+        if(isFirstInflate) {
            val theme = resources.newTheme()
            swiperefresh.setColorSchemeColors(
                resources.getColor(R.color.colorAccent, theme),
--- a/app/src/main/java/top/fumiama/copymanga/ui/home/HomeHandler.kt
+++ b/app/src/main/java/top/fumiama/copymanga/ui/home/HomeHandler.kt
@@ -8,10 +8,12 @@ import android.os.Message
 import android.util.Log
 import android.view.View
 import android.view.ViewTreeObserver
+import android.widget.LinearLayout
 import android.widget.Toast
 import androidx.cardview.widget.CardView
 import androidx.constraintlayout.widget.ConstraintLayout
 import androidx.navigation.Navigation
+import androidx.navigation.fragment.findNavController
 import com.bumptech.glide.Glide
 import com.bumptech.glide.load.model.GlideUrl
 import com.to.aboomy.pager2banner.Banner
@@ -30,19 +32,19 @@ import top.fumiama.copymanga.tools.api.UITools
 import java.lang.Thread.sleep
 import java.lang.ref.WeakReference

-class HomeHandler(that: WeakReference<HomeFragment>) : AutoDownloadHandler(
+class HomeHandler(private val that: WeakReference<HomeFragment>) : AutoDownloadHandler(
    that.get()?.getString(R.string.mainPageApiUrl) ?: "",
    IndexStructure::class.java,
    Looper.myLooper()!!,
    9
 ) {
-    private val homeF = that.get()
+    private val homeF get() = that.get()
    var index: IndexStructure? = null
    var fhib: View? = null
        get() {
            Log.d("MyHH", "Get fhib.")
            if(field == null){
-                field = homeF?.layoutInflater?.inflate(R.layout.viewpage_banner, homeF.fhl, false)
+                field = homeF?.layoutInflater?.inflate(R.layout.viewpage_banner, homeF?.fhl, false)
                Thread{homeF?.homeHandler?.sendEmptyMessage(3)}.start()
            }
            return field
@@ -72,7 +74,15 @@ class HomeHandler(that: WeakReference<HomeFragment>) : AutoDownloadHandler(
                }
            }
            7 -> inflateBanner()
-            8 -> homeF?.fhl?.addView(indexLines[msg.arg1])
+            8 -> {
+                try {
+                    homeF?.fhl?.addView(indexLines[msg.arg1])
+                } catch (e: Exception) {
+                    e.printStackTrace()
+                    (indexLines[msg.arg1].parent as LinearLayout).removeAllViews()
+                    homeF?.fhl?.addView(indexLines[msg.arg1])
+                }
+            }
            //9 -> checkIndex()
        }
    }
@@ -159,7 +169,7 @@ class HomeHandler(that: WeakReference<HomeFragment>) : AutoDownloadHandler(
            }
        }
        if(comics.size == 9) allocateLine(homeF?.getString(R.string.rank_list)?:"", R.drawable.img_novel_bill, comics) {
-            mainWeakReference?.get()?.navController?.navigate(R.id.nav_rank)
+            that.get()?.findNavController()?.navigate(R.id.nav_rank)
        }
    }

@@ -201,6 +211,7 @@ class HomeHandler(that: WeakReference<HomeFragment>) : AutoDownloadHandler(
    }

    private fun inflateCardLines() {
+        if (indexLines.isNotEmpty()) indexLines = arrayOf()
        inflateRec()
        inflateTopics()
        inflateHot()
@@ -208,7 +219,10 @@ class HomeHandler(that: WeakReference<HomeFragment>) : AutoDownloadHandler(
        inflateFinish()
        inflateRank()
        Thread{
-            for(i in indexLines.indices) obtainMessage(8, i, 0).sendToTarget()
+            for(i in indexLines.indices) {
+                obtainMessage(8, i, 0).sendToTarget()
+                sleep(512)
+            }
            obtainMessage(-1, false).sendToTarget()                 //closeLoad
        }.start()
    }
@@ -233,11 +247,11 @@ class HomeHandler(that: WeakReference<HomeFragment>) : AutoDownloadHandler(
                .addPageTransformer(ScaleInTransformer())
                .setPageMargin(it.dp2px(20) ?: 0, it.dp2px(10) ?: 0)
                .setIndicator(
-                    IndicatorView(homeF.context)
+                    IndicatorView(homeF!!.context)
                        .setIndicatorColor(Color.DKGRAY)
                        .setIndicatorSelectorColor(Color.WHITE)
                        .setIndicatorStyle(IndicatorView.IndicatorStyle.INDICATOR_BEZIER)
-                ).adapter = homeF.ViewData(v).RecyclerViewAdapter()
+                ).adapter = homeF?.ViewData(v)?.RecyclerViewAdapter()
        }
        v.invalidate()
        homeF?.fhov?.swipeRefreshLayout = homeF?.swiperefresh
@@ -265,7 +279,7 @@ class HomeHandler(that: WeakReference<HomeFragment>) : AutoDownloadHandler(
                2 -> R.layout.line_2bookline
                3 -> R.layout.line_3bookline
                else -> return -1
-            }, homeF.fhl, false)?.apply {
+            }, homeF!!.fhl, false)?.apply {
            scanCards(this, comics, finish, isTopic)
            rttitle.text = title
            ir.setImageResource(iconResId)
--- a/app/src/main/java/top/fumiama/copymanga/ui/sub/SubFragment.kt
+++ b/app/src/main/java/top/fumiama/copymanga/ui/sub/SubFragment.kt
@@ -1,18 +0,0 @@
-package top.fumiama.copymanga.ui.sub
-
-import android.os.Bundle
-import android.view.LayoutInflater
-import android.view.View
-import android.view.ViewGroup
-import androidx.fragment.app.Fragment
-import top.fumiama.dmzj.copymanga.R
-
-class SubFragment : Fragment() {
-    override fun onCreateView(
-            inflater: LayoutInflater,
-            container: ViewGroup?,
-            savedInstanceState: Bundle?
-    ): View? {
-        return inflater.inflate(R.layout.fragment_sub, container, false)
-    }
-}
--- a/app/src/main/java/top/fumiama/copymanga/ui/vm/ViewMangaActivity.kt
+++ b/app/src/main/java/top/fumiama/copymanga/ui/vm/ViewMangaActivity.kt
@@ -360,7 +360,7 @@ class ViewMangaActivity : TitleActivityTemplate() {
            val re = tasks?.get(index2load)
            if (re != null) Thread{
                val data = re.get()
-                if(data != null) {
+                if(data != null && data.isNotEmpty()) {
                    BitmapFactory.decodeByteArray(data, 0, data.size)?.let {
                        loadImg(imgView, it, isLast, useCut, isLeft)
                        Log.d("MyVM", "Load from task")
--- a/app/src/main/java/top/fumiama/copymanga/update/Update.kt
+++ b/app/src/main/java/top/fumiama/copymanga/update/Update.kt
@@ -18,7 +18,7 @@ import java.security.MessageDigest

 object Update {
    fun checkUpdate(activity: Activity, toolsBox: UITools, ignoreSkip: Boolean = false) = activity.apply{
-        val client = Client("copymanga.v6.army", 12315)
+        val client = Client("copymanga.v6.army", 12316)
        val progressBar = layoutInflater.inflate(R.layout.dialog_progress, null, false)
        val progressHandler = object : Client.Progress{
            override fun notify(progressPercentage: Int) {
--- a/app/src/main/res/layout/fragment_book.xml
+++ b/app/src/main/res/layout/fragment_book.xml
@@ -13,7 +13,8 @@
            android:id="@+id/fbl"
            android:layout_width="match_parent"
            android:layout_height="wrap_content"
-            android:orientation="vertical" />
+            android:orientation="vertical"
+            android:paddingBottom="@dimen/global_content_padding_bottom"/>
    </top.fumiama.copymanga.views.OverScrollView>

    <ProgressBar
--- a/app/src/main/res/layout/fragment_chapters.xml
+++ b/app/src/main/res/layout/fragment_chapters.xml
@@ -1,28 +0,0 @@
-<?xml version="1.0" encoding="utf-8"?>
-<androidx.constraintlayout.widget.ConstraintLayout xmlns:android="http://schemas.android.com/apk/res/android"
-    xmlns:app="http://schemas.android.com/apk/res-auto"
-    android:layout_width="match_parent"
-    android:layout_height="match_parent">
-
-    <androidx.core.widget.NestedScrollView
-        android:id="@+id/nestedScrollView2"
-        android:layout_width="match_parent"
-        android:layout_height="match_parent">
-
-        <LinearLayout
-            android:id="@+id/fcl"
-            android:layout_width="match_parent"
-            android:layout_height="wrap_content"
-            android:orientation="vertical" />
-    </androidx.core.widget.NestedScrollView>
-
-    <ProgressBar
-        android:id="@+id/fcloading"
-        style="?android:attr/progressBarStyle"
-        android:layout_width="wrap_content"
-        android:layout_height="wrap_content"
-        app:layout_constraintBottom_toBottomOf="parent"
-        app:layout_constraintEnd_toEndOf="parent"
-        app:layout_constraintStart_toStartOf="parent"
-        app:layout_constraintTop_toTopOf="parent" />
-</androidx.constraintlayout.widget.ConstraintLayout>
--- a/app/src/main/res/layout/fragment_dlcomic.xml
+++ b/app/src/main/res/layout/fragment_dlcomic.xml
@@ -14,7 +14,8 @@
            android:id="@+id/ldwn"
            android:layout_width="match_parent"
            android:layout_height="wrap_content"
-            android:orientation="vertical"/>
+            android:orientation="vertical"
+            android:paddingBottom="@dimen/global_content_padding_bottom"/>
    </top.fumiama.copymanga.views.LazyScrollView>

    <include
--- a/app/src/main/res/layout/fragment_download.xml
+++ b/app/src/main/res/layout/fragment_download.xml
@@ -1,7 +1,6 @@
 <?xml version="1.0" encoding="utf-8"?>
 <ListView xmlns:android="http://schemas.android.com/apk/res/android"
-    android:fillViewport="true"
+    android:id="@+id/mylv"
    android:layout_width="match_parent"
-    android:layout_height="wrap_content"
-    android:id="@+id/mylv">
-</ListView>
+    android:layout_height="match_parent"
+    android:paddingBottom="@dimen/global_content_padding_bottom"/>
--- a/app/src/main/res/layout/fragment_home.xml
+++ b/app/src/main/res/layout/fragment_home.xml
@@ -1,13 +1,12 @@
 <?xml version="1.0" encoding="utf-8"?>

-            <FrameLayout  xmlns:android="http://schemas.android.com/apk/res/android"
-                xmlns:app="http://schemas.android.com/apk/res-auto"
-                xmlns:tools="http://schemas.android.com/tools"
-                android:layout_width="match_parent"
-                android:layout_height="match_parent"
-                tools:context="top.fumiama.copymanga.ui.home.HomeFragment"
-                android:focusableInTouchMode="true">
-
+<FrameLayout  xmlns:android="http://schemas.android.com/apk/res/android"
+    xmlns:app="http://schemas.android.com/apk/res-auto"
+    xmlns:tools="http://schemas.android.com/tools"
+    android:layout_width="match_parent"
+    android:layout_height="match_parent"
+    tools:context="top.fumiama.copymanga.ui.home.HomeFragment"
+    android:focusableInTouchMode="true">

    <androidx.swiperefreshlayout.widget.SwipeRefreshLayout
        android:id="@+id/swiperefresh"
@@ -29,7 +28,8 @@
                android:id="@+id/fhl"
                android:layout_width="match_parent"
                android:layout_height="wrap_content"
-                android:orientation="vertical">
+                android:orientation="vertical"
+                android:paddingBottom="@dimen/global_content_padding_bottom">

            </LinearLayout>
        </top.fumiama.copymanga.views.ScrollRefreshView>
--- a/app/src/main/res/layout/fragment_reader.xml
+++ b/app/src/main/res/layout/fragment_reader.xml
@@ -1,23 +0,0 @@
-<?xml version="1.0" encoding="utf-8"?>
-<androidx.constraintlayout.widget.ConstraintLayout
-    xmlns:android="http://schemas.android.com/apk/res/android" android:layout_width="match_parent"
-    android:layout_height="match_parent">
-
-    <androidx.core.widget.NestedScrollView
-        android:layout_width="match_parent"
-        android:layout_height="match_parent">
-
-        <LinearLayout
-            android:layout_width="match_parent"
-            android:layout_height="wrap_content"
-            android:orientation="vertical" >
-
-            <TextView
-                android:id="@+id/frt"
-                android:layout_width="match_parent"
-                android:layout_height="wrap_content"
-                android:textAlignment="textStart"
-                android:textSize="18sp" />
-        </LinearLayout>
-    </androidx.core.widget.NestedScrollView>
-</androidx.constraintlayout.widget.ConstraintLayout>
--- a/app/src/main/res/layout/fragment_sub.xml
+++ b/app/src/main/res/layout/fragment_sub.xml
@@ -1,22 +0,0 @@
-<?xml version="1.0" encoding="utf-8"?>
-<androidx.constraintlayout.widget.ConstraintLayout xmlns:android="http://schemas.android.com/apk/res/android"
-    xmlns:app="http://schemas.android.com/apk/res-auto"
-    xmlns:tools="http://schemas.android.com/tools"
-    android:layout_width="match_parent"
-    android:layout_height="match_parent"
-    tools:context="top.fumiama.copymanga.ui.sub.SubFragment">
-
-    <TextView
-        android:id="@+id/text_sub"
-        android:layout_width="match_parent"
-        android:layout_height="wrap_content"
-        android:layout_marginStart="8dp"
-        android:layout_marginTop="8dp"
-        android:layout_marginEnd="8dp"
-        android:textAlignment="center"
-        android:textSize="20sp"
-        app:layout_constraintBottom_toBottomOf="parent"
-        app:layout_constraintEnd_toEndOf="parent"
-        app:layout_constraintStart_toStartOf="parent"
-        app:layout_constraintTop_toTopOf="parent" />
-</androidx.constraintlayout.widget.ConstraintLayout>
--- a/app/src/main/res/layout/line_lazybooklines.xml
+++ b/app/src/main/res/layout/line_lazybooklines.xml
@@ -25,7 +25,8 @@
                android:id="@+id/mydll"
                android:layout_width="match_parent"
                android:layout_height="wrap_content"
-                android:orientation="vertical" />
+                android:orientation="vertical"
+                android:paddingBottom="@dimen/global_content_padding_bottom"/>
        </androidx.core.widget.NestedScrollView>

    </com.liaoinstan.springview.widget.SpringView>
--- a/app/src/main/res/menu/main.xml
+++ b/app/src/main/res/menu/main.xml
@@ -1,5 +1,5 @@
 <?xml version="1.0" encoding="utf-8"?>
-<menu
+<menu xmlns:tools="http://schemas.android.com/tools"
    xmlns:android="http://schemas.android.com/apk/res/android"
    xmlns:app="http://schemas.android.com/apk/res-auto">
    <item
@@ -10,9 +10,15 @@
        android:visible="false"
        app:showAsAction="ifRoom" />
    <item
-        android:id="@+id/action_info"
-        android:onClick="showAbout"
+        android:id="@+id/action_sort"
+        android:icon="@drawable/ic_menu_sort"
        android:orderInCategory="200"
+        android:title="@string/action_sort"
+        android:visible="false"
+        app:showAsAction="ifRoom" />
+    <item
+        android:id="@+id/action_info"
+        android:orderInCategory="300"
        android:title="@string/action_info"
        app:showAsAction="never" />
-</menu>
+</menu>
--- a/app/src/main/res/navigation/mobile_navigation.xml
+++ b/app/src/main/res/navigation/mobile_navigation.xml
@@ -75,12 +75,6 @@
            app:popExitAnim="@anim/slide_in_right_exit"/>
    </fragment>

-    <fragment
-        android:id="@+id/nav_sub"
-        android:name="top.fumiama.copymanga.ui.sub.SubFragment"
-        android:label="@string/menu_sub"
-        tools:layout="@layout/fragment_sub" />
-
    <fragment
        android:id="@+id/nav_history"
        android:name="top.fumiama.copymanga.ui.cardflow.history.HistoryFragment"
@@ -128,13 +122,6 @@
        android:name="top.fumiama.copymanga.ui.book.BookFragment"
        android:label="@string/page_book"
        tools:layout="@layout/fragment_book" >
-        <action
-            android:id="@+id/action_nav_book_to_nav_chapter"
-            app:destination="@id/nav_chapter"
-            app:enterAnim="@anim/slide_in_right"
-            app:exitAnim="@anim/slide_out_left"
-            app:popEnterAnim="@anim/slide_out_left_exit"
-            app:popExitAnim="@anim/slide_in_right_exit"/>
        <action
            android:id="@+id/action_nav_book_to_nav_group"
            app:destination="@id/nav_group"
@@ -158,13 +145,6 @@
            app:popExitAnim="@anim/slide_in_right_exit"/>
    </fragment>

-    <fragment
-        android:id="@+id/nav_chapter"
-        android:name="top.fumiama.copymanga.ui.chapter.ChapterFragment"
-        android:label="@string/page_chapter"
-        tools:layout="@layout/fragment_chapters" >
-    </fragment>
-
    <fragment
        android:id="@+id/nav_topic"
        android:name="top.fumiama.copymanga.ui.cardflow.topic.TopicFragment"
--- a/app/src/main/res/values/dimens.xml
+++ b/app/src/main/res/values/dimens.xml
@@ -11,4 +11,6 @@
    <dimen name="global_alpha">0.8</dimen>
    <dimen name="global_radius">16dp</dimen>
    <dimen name="global_card_elevation">4dp</dimen>
+
+    <dimen name="global_content_padding_bottom">48dp</dimen>
 </resources>
--- a/app/src/main/res/values/strings.xml
+++ b/app/src/main/res/values/strings.xml
@@ -3,11 +3,12 @@
    <string name="action_settings">设定</string>
    <string name="action_info">关于</string>
    <string name="action_download">下载</string>
+    <string name="action_sort">整理</string>

    <string name="menu_home">主页</string>
    <string name="menu_sort">分类</string>
    <string name="menu_rank">排行</string>
-    <string name="app_description">©2022源文雨@CoolApk\n本应用为拷贝漫画的第三方客户端，数据均来源于网络，作者不对其中所呈现的任何内容负责。</string>
+    <string name="app_description">©2022源文雨\n本应用为拷贝漫画的第三方客户端，数据均来源于网络，作者不对其中所呈现的任何内容负责。</string>
    <string name="menu_history">浏览历史</string>
    <string name="menu_sub">我的订阅</string>
    <string name="menu_download">我的下载</string>