优化

app/src/main/java/io/legado/app/ui/book/group/GroupEditDialog.kt

@@ -33,7 +33,7 @@ class GroupEditDialog : BaseDialogFragment() {
     private val binding by viewBinding(DialogBookGroupEditBinding::bind)
     private val viewModel by viewModels<GroupViewModel>()
     private var bookGroup: BookGroup? = null
-    val selectImage = registerForActivityResult(ActivityResultContractUtils.SelectImage()) {
+    val selectImage = registerForActivityResult(SelectImageContract()) {
         it?.second?.let { uri ->
             if (uri.isContentScheme()) {
                 binding.ivCover.load(uri.toString())

app/src/main/java/io/legado/app/ui/book/info/edit/BookInfoEditActivity.kt

@@ -22,7 +22,7 @@ class BookInfoEditActivity :
     VMBaseActivity<ActivityBookInfoEditBinding, BookInfoEditViewModel>(),
     ChangeCoverDialog.CallBack {
 
-    private val selectCover = registerForActivityResult(ActivityResultContractUtils.SelectImage()) {
+    private val selectCover = registerForActivityResult(SelectImageContract()) {
         it?.second?.let { uri ->
             coverChangeTo(uri)
         }

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

@@ -6,7 +6,6 @@ import android.graphics.Color
 import android.net.Uri
 import android.os.Bundle
 import android.view.*
-import androidx.activity.result.contract.ActivityResultContracts
 import androidx.documentfile.provider.DocumentFile
 import com.jaredrummler.android.colorpicker.ColorPickerDialog
 import io.legado.app.R
@@ -46,9 +45,10 @@ class BgTextConfigDialog : BaseDialogFragment() {
     private var primaryTextColor = 0
     private var secondaryTextColor = 0
     private val importFormNet = "网络导入"
-    private val selectBgImage = registerForActivityResult(ActivityResultContracts.GetContent()) {
+    private val selectBgImage = registerForActivityResult(SelectImageContract()) {
-        it ?: return@registerForActivityResult
+        it?.second?.let { uri ->
-        setBgFromUri(it)
+            setBgFromUri(uri)
+        }
     }
     private val selectExportDir = registerForActivityResult(FilePicker()) {
         it ?: return@registerForActivityResult
@@ -122,7 +122,7 @@ class BgTextConfigDialog : BaseDialogFragment() {
                 ivBg.setImageResource(R.drawable.ic_image)
                 ivBg.setColorFilter(primaryTextColor)
                 root.setOnClickListener {
-                    selectBgImage.launch("image/*")
+                    selectBgImage.launch(null)
                 }
             }
         }

app/src/main/java/io/legado/app/ui/config/ThemeConfigFragment.kt

@@ -42,7 +42,7 @@ class ThemeConfigFragment : BasePreferenceFragment(),
     private val requestCodeCoverDark = 112
     private val requestCodeBgLight = 121
     private val requestCodeBgDark = 122
-    private val selectImage = registerForActivityResult(ActivityResultContractUtils.SelectImage()) {
+    private val selectImage = registerForActivityResult(SelectImageContract()) {
         val uri = it?.second ?: return@registerForActivityResult
         when (it.first) {
             requestCodeCover -> setCoverFromUri(PreferKey.defaultCover, uri)

app/src/main/java/io/legado/app/utils/ActivityResultContractUtils.kt

@@ -1,32 +0,0 @@
-package io.legado.app.utils
-
-import android.app.Activity.RESULT_OK
-import android.content.Context
-import android.content.Intent
-import android.net.Uri
-import androidx.activity.result.contract.ActivityResultContract
-
-object ActivityResultContractUtils {
-
-    class SelectImage : ActivityResultContract<Int, Pair<Int?, Uri?>?>() {
-
-        var requestCode: Int? = null
-
-        override fun createIntent(context: Context, input: Int?): Intent {
-            requestCode = input
-            return Intent(Intent.ACTION_OPEN_DOCUMENT)
-                .addCategory(Intent.CATEGORY_OPENABLE)
-                .setType("image/*")
-        }
-
-        override fun parseResult(resultCode: Int, intent: Intent?): Pair<Int?, Uri?>? {
-            if (resultCode == RESULT_OK) {
-                return Pair(requestCode, intent?.data)
-            }
-            return null
-        }
-
-    }
-
-
-}

app/src/main/java/io/legado/app/utils/ActivityResultContracts.kt

@@ -0,0 +1,27 @@
+package io.legado.app.utils
+
+import android.app.Activity.RESULT_OK
+import android.content.Context
+import android.content.Intent
+import android.net.Uri
+import androidx.activity.result.contract.ActivityResultContract
+
+class SelectImageContract : ActivityResultContract<Int, Pair<Int?, Uri?>?>() {
+
+    var requestCode: Int? = null
+
+    override fun createIntent(context: Context, input: Int?): Intent {
+        requestCode = input
+        return Intent(Intent.ACTION_OPEN_DOCUMENT)
+            .addCategory(Intent.CATEGORY_OPENABLE)
+            .setType("image/*")
+    }
+
+    override fun parseResult(resultCode: Int, intent: Intent?): Pair<Int?, Uri?>? {
+        if (resultCode == RESULT_OK) {
+            return Pair(requestCode, intent?.data)
+        }
+        return null
+    }
+
+}