优化

app/src/main/java/io/legado/app/ui/book/read/ReadBookActivity.kt

@@ -57,6 +57,7 @@ import io.legado.app.ui.book.searchContent.SearchContentActivity
 import io.legado.app.ui.book.searchContent.SearchResult
 import io.legado.app.ui.book.source.edit.BookSourceEditActivity
 import io.legado.app.ui.book.toc.TocActivityResult
+import io.legado.app.ui.book.toc.TxtTocRegexDialog
 import io.legado.app.ui.browser.WebViewActivity
 import io.legado.app.ui.dict.DictDialog
 import io.legado.app.ui.document.HandleFileContract
@@ -86,7 +87,7 @@ class ReadBookActivity : BaseReadBookActivity(),
     ChangeChapterSourceDialog.CallBack,
     ReadBook.CallBack,
     AutoReadDialog.CallBack,
-    TocRegexDialog.CallBack,
+    TxtTocRegexDialog.CallBack,
     ColorPickerDialogListener {
 
     private val tocActivity =
@@ -383,7 +384,7 @@ class ReadBookActivity : BaseReadBookActivity(),
             }
             R.id.menu_log -> showDialogFragment<AppLogDialog>()
             R.id.menu_toc_regex -> showDialogFragment(
-                TocRegexDialog(ReadBook.book?.tocUrl)
+                TxtTocRegexDialog(ReadBook.book?.tocUrl)
             )
             R.id.menu_reverse_content -> ReadBook.book?.let {
                 viewModel.reverseContent(it)

app/src/main/java/io/legado/app/ui/book/toc/TocActivity.kt

@@ -15,6 +15,7 @@ import com.google.android.material.tabs.TabLayout
 import io.legado.app.R
 import io.legado.app.base.VMBaseActivity
 import io.legado.app.databinding.ActivityChapterListBinding
+import io.legado.app.help.book.isLocalTxt
 import io.legado.app.help.config.AppConfig
 import io.legado.app.lib.theme.accentColor
 import io.legado.app.lib.theme.primaryTextColor
@@ -25,13 +26,16 @@ import io.legado.app.utils.showDialogFragment
 import io.legado.app.utils.viewbindingdelegate.viewBinding
 import io.legado.app.utils.visible
 
-
+/**
+ * 目录
+ */
 class TocActivity : VMBaseActivity<ActivityChapterListBinding, TocViewModel>() {
 
     override val binding by viewBinding(ActivityChapterListBinding::inflate)
     override val viewModel by viewModels<TocViewModel>()
 
     private lateinit var tabLayout: TabLayout
+    private var menu: Menu? = null
     private var searchView: SearchView? = null
 
     override fun onActivityCreated(savedInstanceState: Bundle?) {
@@ -40,6 +44,9 @@ class TocActivity : VMBaseActivity<ActivityChapterListBinding, TocViewModel>() {
         tabLayout.setSelectedTabIndicatorColor(accentColor)
         binding.viewPager.adapter = TabFragmentPageAdapter()
         tabLayout.setupWithViewPager(binding.viewPager)
+        viewModel.bookData.observe(this) {
+            menu?.setGroupVisible(R.id.menu_group_text, it.isLocalTxt)
+        }
         intent.getStringExtra("bookUrl")?.let {
             viewModel.initBook(it)
         }
@@ -47,6 +54,10 @@ class TocActivity : VMBaseActivity<ActivityChapterListBinding, TocViewModel>() {
 
     override fun onCompatCreateOptionsMenu(menu: Menu): Boolean {
         menuInflater.inflate(R.menu.book_toc, menu)
+        this.menu = menu
+        viewModel.bookData.value?.let {
+            menu.setGroupVisible(R.id.menu_group_text, it.isLocalTxt)
+        }
         val search = menu.findItem(R.id.menu_search)
         searchView = (search.actionView as SearchView).apply {
             applyTint(primaryTextColor)
@@ -84,6 +95,9 @@ class TocActivity : VMBaseActivity<ActivityChapterListBinding, TocViewModel>() {
 
     override fun onCompatOptionsItemSelected(item: MenuItem): Boolean {
         when (item.itemId) {
+            R.id.menu_toc_regex -> showDialogFragment(
+                TxtTocRegexDialog(viewModel.bookData.value?.tocUrl)
+            )
             R.id.menu_reverse_toc -> viewModel.reverseToc {
                 viewModel.chapterListCallBack?.upChapterList(searchView?.query?.toString())
                 setResult(RESULT_OK, Intent().apply {
@@ -101,12 +115,12 @@ class TocActivity : VMBaseActivity<ActivityChapterListBinding, TocViewModel>() {
         return super.onCompatOptionsItemSelected(item)
     }
 
-    override fun onBackPressed() {
+    override fun finish() {
         if (tabLayout.isGone) {
             searchView?.onActionViewCollapsed()
             tabLayout.visible()
         } else {
-            super.onBackPressed()
+            super.finish()
         }
     }
 

app/src/main/java/io/legado/app/ui/book/toc/TxtTocRegexDialog.kt

@@ -1,4 +1,4 @@
-package io.legado.app.ui.book.read.config
+package io.legado.app.ui.book.toc
 
 import android.annotation.SuppressLint
 import android.content.Context
@@ -33,7 +33,10 @@ import kotlinx.coroutines.Dispatchers.IO
 import kotlinx.coroutines.flow.conflate
 import kotlinx.coroutines.launch
 
-class TocRegexDialog() : BaseDialogFragment(R.layout.dialog_toc_regex),
+/**
+ * txt目录规则
+ */
+class TxtTocRegexDialog() : BaseDialogFragment(R.layout.dialog_toc_regex),
     Toolbar.OnMenuItemClickListener {
 
     constructor(tocRegex: String?) : this() {
@@ -43,7 +46,7 @@ class TocRegexDialog() : BaseDialogFragment(R.layout.dialog_toc_regex),
     }
 
     private val importTocRuleKey = "tocRuleUrl"
-    private val viewModel: TocRegexViewModel by viewModels()
+    private val viewModel: TxtTocRegexViewModel by viewModels()
     private val binding by viewBinding(DialogTocRegexBinding::bind)
     private val adapter by lazy { TocRegexAdapter(requireContext()) }
     var selectedName: String? = null

app/src/main/java/io/legado/app/ui/book/toc/TxtTocRegexViewModel.kt

@@ -1,4 +1,4 @@
-package io.legado.app.ui.book.read.config
+package io.legado.app.ui.book.toc
 
 import android.app.Application
 import io.legado.app.base.BaseViewModel
@@ -6,7 +6,10 @@ import io.legado.app.data.appDb
 import io.legado.app.data.entities.TxtTocRule
 import io.legado.app.help.DefaultData
 
-class TocRegexViewModel(application: Application) : BaseViewModel(application) {
+/**
+ * txt目录规则
+ */
+class TxtTocRegexViewModel(application: Application) : BaseViewModel(application) {
 
     fun saveRule(rule: TxtTocRule) {
         execute {

app/src/main/res/menu/book_toc.xml

@@ -10,6 +10,17 @@
         app:actionViewClass="androidx.appcompat.widget.SearchView"
         app:showAsAction="always" />
 
+    <group
+        android:id="@+id/menu_group_text"
+        android:visible="false">
+
+        <item
+            android:id="@+id/menu_toc_regex"
+            android:title="@string/txt_toc_regex"
+            app:showAsAction="never" />
+
+    </group>
+
     <item
         android:id="@+id/menu_reverse_toc"
         android:title="@string/reverse_toc"