优化fragment 加载

app/src/main/java/com/base/pdfviewerscannerwhite/helper/BaseFragment.kt

@@ -8,6 +8,7 @@ import androidx.fragment.app.Fragment
 import androidx.viewbinding.ViewBinding
 
 abstract class BaseFragment<T : ViewBinding> : Fragment() {
+    protected var isInitialized = false
 
     protected abstract val binding: T
     override fun onCreateView(

app/src/main/java/com/base/pdfviewerscannerwhite/ui/main/DocumentFragment.kt

 package com.base.pdfviewerscannerwhite.ui.main
 
 import android.annotation.SuppressLint
+import android.util.Log
 import android.view.View
 import android.view.inputmethod.EditorInfo
 import androidx.core.content.ContextCompat
@@ -55,6 +56,7 @@ class DocumentFragment(
 
     var uiMode = UI_MODE_NORMAL
 
+
     @SuppressLint("SetTextI18n")
     override fun setView() {
         when (dataType) {
@@ -75,6 +77,15 @@ class DocumentFragment(
         initPageViewer()
         initTabLayout()
         initSearchAdapter()
+        isInitialized = true
+    }
+
+    override fun onHiddenChanged(hidden: Boolean) {
+        super.onHiddenChanged(hidden)
+        if(hidden){
+           return
+        }
+        currentPage.refreshData()
     }
 
     private fun initSearchAdapter() {

app/src/main/java/com/base/pdfviewerscannerwhite/ui/main/DocumentPageFragment.kt

@@ -2,6 +2,7 @@ package com.base.pdfviewerscannerwhite.ui.main
 
 import android.annotation.SuppressLint
 import android.content.Intent
+import android.util.Log
 import androidx.core.view.isVisible
 import androidx.lifecycle.lifecycleScope
 import com.base.pdfviewerscannerwhite.bean.ConstObject
@@ -48,23 +49,29 @@ class DocumentPageFragment() : BaseFragment<FragmentDocumentPageBinding>(), Docu
     override fun setView() {
         documentPresenter = DocumentPresenter(requireContext(), this, type, lifecycleScope)
         initAdapter()
+        isInitialized = true
+
+        Log.d("glc","我被调用了setView")
     }
 
     override fun onResume() {
         super.onResume()
-
         refreshData()
     }
 
     fun refreshData() {
-        if (isVisible) {
-            val list = (requireActivity() as MainActivity).mainPresenter.getDataByType(type, dataType)
+        if (isInitialized && !isHidden) {
+            val list =
+                (requireActivity() as MainActivity).mainPresenter.getDataByType(type, dataType)
             val sortList = sortByMode(list)
             sortList.forEach {
                 LogEx.logDebug(TAG, "sortByMode ${File(it.path).lastModified().toFormatTime3()}")
             }
             adapter.submitList(sortList)
             binding.llEmpty.isVisible = list.isEmpty()
+            Log.d("glc", "加载数据成功："+type+"  list:"+list.size)
+        }else {
+            Log.d("glc", "加载数据失败："+type)
         }
     }
 
@@ -180,7 +187,10 @@ class DocumentPageFragment() : BaseFragment<FragmentDocumentPageBinding>(), Docu
 
     fun getSearchItems(search: String): List<DocumentBean> {
         if (isVisible) {
-            return adapter.items.filter { File(it.path).name.lowercase(Locale.ENGLISH).contains(search.lowercase(Locale.ENGLISH)) }
+            return adapter.items.filter {
+                File(it.path).name.lowercase(Locale.ENGLISH)
+                    .contains(search.lowercase(Locale.ENGLISH))
+            }
         }
         return listOf()
     }

app/src/main/java/com/base/pdfviewerscannerwhite/ui/main/MainActivity.kt

@@ -4,6 +4,7 @@ import android.app.Activity
 import android.content.Intent
 import android.net.Uri
 import android.os.Bundle
+import android.util.Log
 import android.view.View
 import androidx.activity.OnBackPressedCallback
 import androidx.fragment.app.Fragment
@@ -56,17 +57,19 @@ class MainActivity : BaseActivity<ActivityMain2Binding>(), MainView {
         LogEx.logDebug(TAG, "initView")
         mainPresenter = MainPresenter(this, this, lifecycleScope)
         mainPresenter.initScannerLauncher(this)
-
+        showStoragePermission(launcher, allowAction = {
+//            mainPresenter.initAllDocumentData()
+            Log.d("glc","我被调用了B")
+        })
     }
 
     override fun onResume() {
         super.onResume()
         if (checkStorePermission() && needRefresh) {
             mainPresenter.initAllDocumentData()
+            Log.d("glc","我被调用了A")
         } else {
-            showStoragePermission(launcher, allowAction = {
-                mainPresenter.initAllDocumentData()
-            })
+
         }
     }
 
@@ -164,6 +167,7 @@ class MainActivity : BaseActivity<ActivityMain2Binding>(), MainView {
                 show(toolFragment)
                 commit()
             }
+            currentFragment.userVisibleHint = true
             currentFragment = toolFragment
             isToolAdd = true
         }
@@ -239,7 +243,7 @@ class MainActivity : BaseActivity<ActivityMain2Binding>(), MainView {
                 val newFile = File(mainPresenter.getDocumentAppDir(), "$it.pdf")
                 mainPresenter.copyFile(file, newFile)
                 this.updateMediaStore()
-                refreshPageList()
+//                refreshPageList()
             }
         }
 

app/src/main/java/com/base/pdfviewerscannerwhite/ui/main/MainPresenter.kt

@@ -5,6 +5,7 @@ import android.content.Context
 import android.content.IntentSender
 import android.net.Uri
 import android.os.Environment
+import android.util.Log
 import androidx.activity.result.ActivityResultLauncher
 import androidx.activity.result.IntentSenderRequest
 import androidx.activity.result.contract.ActivityResultContracts
@@ -57,12 +58,7 @@ class MainPresenter(
     private lateinit var scannerLauncher: ActivityResultLauncher<IntentSenderRequest>
 
     fun initAllDocumentData() = lifecycleScope.launch(Dispatchers.IO) {
-        pdfDocuments.clear()
-        wordDocuments.clear()
-        excelDocuments.clear()
-        pptDocuments.clear()
-
-
+        Log.d("glc","pdfs 清理前:"+pdfDocuments.size)
         context.upDateDemoStore()
         if (!ConstObject.haveSaveDemo) {
             context.saveAssetsFile()
@@ -70,22 +66,15 @@ class MainPresenter(
         }
         val pdfs = initAllPdfData()
         pdfs.map { it.state = PdfBoxUtils.checkPdfEncryption(it.path) }
-
+        pdfDocuments.clear()
+        wordDocuments.clear()
+        excelDocuments.clear()
+        pptDocuments.clear()
+        Log.d("glc","pdfs:"+pdfs.size)
         pdfDocuments.addAll(pdfs)
-        lifecycleScope.launch(Dispatchers.Main) {
-            mainView.refreshPageList()
-        }
-
+        Log.d("glc","添加了 pdfDocuments:"+pdfDocuments.size)
         wordDocuments.addAll(initAllWordData())
-        lifecycleScope.launch(Dispatchers.Main) {
-            mainView.refreshPageList()
-        }
-
         excelDocuments.addAll(initAllExcelData())
-        lifecycleScope.launch(Dispatchers.Main) {
-            mainView.refreshPageList()
-        }
-
         pptDocuments.addAll(initAllPptData())
         lifecycleScope.launch(Dispatchers.Main) {
             mainView.refreshPageList()
@@ -96,7 +85,7 @@ class MainPresenter(
     fun getDataByType(documentType: String, dataType: String): List<DocumentBean> {
 
         val bookmarkList = SpStringUtils.getSpStringList(SpStringUtils.BOOKMARK_KEY)
-
+        Log.d("glc","pdfDocuments:"+pdfDocuments.size)
         when (documentType) {
             TYPE_PDF -> {
                 pdfDocuments.forEach {