Improved custom file type.

build.gradle

@@ -1,7 +1,7 @@
 // Top-level build file where you can add configuration options common to all sub-projects/modules.
 
 buildscript {
-    ext.kotlin_version="1.3.60"
+    ext.kotlin_version="1.4.10"
     repositories {
         google()
         jcenter()
@@ -10,7 +10,7 @@ buildscript {
         }
     }
     dependencies {
-        classpath 'com.android.tools.build:gradle:3.2.1'
+        classpath 'com.android.tools.build:gradle:4.0.1'
         classpath "org.jetbrains.kotlin:kotlin-gradle-plugin:$kotlin_version"
         classpath 'com.github.dcendents:android-maven-gradle-plugin:2.1'
         classpath "org.jlleitschuh.gradle:ktlint-gradle:9.1.1"

filepicker/build.gradle

@@ -44,7 +44,7 @@ dependencies {
     implementation "org.jetbrains.kotlin:kotlin-stdlib-jdk7:${kotlin_version}"
     implementation "com.android.support:appcompat-v7:${supportLibVersion}"
     implementation "com.android.support:recyclerview-v7:${supportLibVersion}"
-    implementation "com.android.support.constraint:constraint-layout:1.1.3"
+    implementation "com.android.support.constraint:constraint-layout:2.0.1"
     testImplementation 'junit:junit:4.12'
     androidTestImplementation 'com.android.support.test:runner:1.0.2'
     androidTestImplementation 'com.android.support.test.espresso:espresso-core:3.0.2'

filepicker/src/main/java/me/rosuh/filepicker/adapter/FileListAdapter.kt

@@ -87,12 +87,12 @@ class FileListAdapter(
         when (holder) {
             is FileListItemHolder -> {
                 holder.itemView.findViewById<CheckBox>(R.id.cb_list_file_picker)?.let {
-                    it.isChecked = payloads[0] as Boolean
+                    it.isChecked = getItem(position)?.isChecked() ?: false
                 }
             }
             is FileListItemSingleChoiceHolder -> {
                 holder.itemView.findViewById<RadioButton>(R.id.rb_list_file_picker)?.let {
-                    it.isChecked = payloads[0] as Boolean
+                    it.isChecked = getItem(position)?.isChecked() ?: false
                 }
             }
         }

filepicker/src/main/java/me/rosuh/filepicker/config/DefaultFileDetector.kt

@@ -10,19 +10,39 @@ import me.rosuh.filepicker.filetype.*
  */
 class DefaultFileDetector : AbstractFileDetector() {
 
+    var enableCustomTypes: Boolean = false
+        private set
+
     private val allDefaultFileType: ArrayList<FileType> by lazy {
-        val fileTypes = ArrayList<FileType>()
-        fileTypes.add(AudioFileType())
-        fileTypes.add(RasterImageFileType())
-        fileTypes.add(CompressedFileType())
-        fileTypes.add(DataBaseFileType())
-        fileTypes.add(ExecutableFileType())
-        fileTypes.add(FontFileType())
-        fileTypes.add(PageLayoutFileType())
-        fileTypes.add(TextFileType())
-        fileTypes.add(VideoFileType())
-        fileTypes.add(WebFileType())
-        fileTypes
+        ArrayList<FileType>()
+    }
+
+    fun registerDefaultTypes() {
+        with(allDefaultFileType) {
+            clear()
+            add(AudioFileType())
+            add(RasterImageFileType())
+            add(CompressedFileType())
+            add(DataBaseFileType())
+            add(ExecutableFileType())
+            add(FontFileType())
+            add(PageLayoutFileType())
+            add(TextFileType())
+            add(VideoFileType())
+            add(WebFileType())
+        }
+        enableCustomTypes = false
+    }
+
+    /**
+     * @author rosuh@qq.com
+     * @date 2020/9/16
+     * save user's custom file types
+     */
+    fun registerCustomTypes(customFileTypes: ArrayList<FileType>) {
+        allDefaultFileType.clear()
+        allDefaultFileType.addAll(customFileTypes)
+        enableCustomTypes = true
     }
 
     override fun fillFileType(itemBeanImpl: FileItemBeanImpl): FileItemBeanImpl {

filepicker/src/main/java/me/rosuh/filepicker/config/FilePickerConfig.kt

@@ -6,6 +6,7 @@ import android.support.annotation.StringRes
 import me.rosuh.filepicker.FilePickerActivity
 import me.rosuh.filepicker.R
 import me.rosuh.filepicker.engine.ImageEngine
+import me.rosuh.filepicker.filetype.FileType
 
 /**
  *
@@ -14,6 +15,12 @@ import me.rosuh.filepicker.engine.ImageEngine
  */
 class FilePickerConfig(private val pickerManager: FilePickerManager) {
 
+    var isAutoFilter: Boolean = false
+
+    private val customFileTypes: ArrayList<FileType> by lazy {
+        ArrayList<FileType>(2)
+    }
+
     private val contextRes = pickerManager.contextRef!!.get()!!.resources
 
     /**
@@ -77,9 +84,14 @@ class FilePickerConfig(private val pickerManager: FilePickerManager) {
     /**
      * 自定文件类型甄别器和默认类型甄别器
      */
+    @Deprecated(
+        "Use 'register' function instead.",
+        ReplaceWith("registerFileType(types)"),
+        level = DeprecationLevel.WARNING
+    )
     var customDetector: AbstractFileDetector? = null
-        private set
-    val defaultFileDetector: DefaultFileDetector by lazy { DefaultFileDetector() }
+
+    val defaultFileDetector: DefaultFileDetector by lazy { DefaultFileDetector().also { it.registerDefaultTypes() } }
 
     /**
      * 点击操作接口，采用默认实现
@@ -140,7 +152,10 @@ class FilePickerConfig(private val pickerManager: FilePickerManager) {
     }
 
     @JvmOverloads
-    fun storageType(volumeName: String = "", @StorageMediaType storageMediaType: String): FilePickerConfig {
+    fun storageType(
+        volumeName: String = "",
+        @StorageMediaType storageMediaType: String
+    ): FilePickerConfig {
         mediaStorageName = volumeName
         mediaStorageType = storageMediaType
         return this
@@ -157,11 +172,19 @@ class FilePickerConfig(private val pickerManager: FilePickerManager) {
     }
 
     /**
+     * @author rosuh@qq.com
+     * @date 2020/9/15
+     * custom file type had upgrade to [registerFileType], which can simplify your usage.
      * 实现 [AbstractFileDetector] 以自定义您自己的文件类型检测器
      * Custom your file detector by implementing [AbstractFileDetector]
      */
+    @Deprecated(
+        "Use 'register' function instead.",
+        ReplaceWith("registerFileType(types)"),
+        level = DeprecationLevel.WARNING
+    )
     fun customDetector(detector: AbstractFileDetector): FilePickerConfig {
-        customDetector = detector
+        this.customDetector = detector
         return this
     }
 
@@ -227,6 +250,28 @@ class FilePickerConfig(private val pickerManager: FilePickerManager) {
         this.customImageEngine = ie
         return this
     }
+    /**
+     * @author rosuh@qq.com
+     * @date 2020/9/15
+     * 用于注册你自定义的文件类型。
+     * 库将自动调用你的自定义类型里的[FileType.verify]来识别文件。如果识别成功，就会自动填充到 [me.rosuh.filepicker.bean.FileItemBeanImpl.fileType] 中
+     * 如果[autoFilter]为 true，那么库将自动过滤掉不符合你自定义类型的文件。不会在结果中显示出来。
+     * 如果为 false，那么就只是检测类型。不会对结果列表做修改
+     * 你不需要再调用[fileType]方法，否则将默认使用[fileType]
+     * ---
+     * Pass your custom [FileType] instances list and all done! This lib would auto detect file type
+     * by using [FileType.verify].
+     * If [autoFilter] is true, this lib will filter result by using your custom file types.
+     * If [autoFilter] is true, the library will automatically filter out files that do not meet your custom type.
+     * Will not show up in the results. * If it is false, then only the detection type. No changes to the result list
+     * You don't need to call [fileType] again !
+     */
+    fun registerFileType(types: List<FileType>, autoFilter: Boolean = true): FilePickerConfig {
+        this.customFileTypes.addAll(types)
+        this.defaultFileDetector.registerCustomTypes(customFileTypes)
+        this.isAutoFilter = autoFilter
+        return this
+    }
 
     fun forResult(requestCode: Int) {
         val activity = pickerManager.contextRef?.get()!!
@@ -246,16 +291,19 @@ class FilePickerConfig(private val pickerManager: FilePickerManager) {
          */
         @get:StorageMediaType
         const val STORAGE_EXTERNAL_STORAGE = "STORAGE_EXTERNAL_STORAGE"
+
         /**
          * TODO 可拔插的 SD 卡
          */
         @get:StorageMediaType
         const val STORAGE_UUID_SD_CARD = "STORAGE_UUID_SD_CARD"
+
         /**
          * TODO 可拔插 U 盘
          */
         @get:StorageMediaType
         const val STORAGE_UUID_USB_DRIVE = "STORAGE_UUID_USB_DRIVE"
+
         /**
          * 自定义路径
          */

filepicker/src/main/java/me/rosuh/filepicker/utils/FileUtils.kt

@@ -8,7 +8,7 @@ import me.rosuh.filepicker.bean.FileItemBeanImpl
 import me.rosuh.filepicker.bean.FileNavBeanImpl
 import me.rosuh.filepicker.config.FilePickerConfig.Companion.STORAGE_CUSTOM_ROOT_PATH
 import me.rosuh.filepicker.config.FilePickerConfig.Companion.STORAGE_EXTERNAL_STORAGE
-import me.rosuh.filepicker.config.FilePickerManager
+import me.rosuh.filepicker.config.FilePickerManager.config
 import java.io.File
 
 /**
@@ -24,16 +24,16 @@ class FileUtils {
          * 根据配置参数获取根目录文件
          * @return File
          */
-        fun getRootFile(): File {
-            return when (FilePickerManager.config.mediaStorageType) {
+        fun getRootFile():File {
+            return when (config.mediaStorageType) {
                 STORAGE_EXTERNAL_STORAGE -> {
                     File(Environment.getExternalStorageDirectory().absoluteFile.toURI())
                 }
                 STORAGE_CUSTOM_ROOT_PATH -> {
-                    if (FilePickerManager.config.customRootPath.isEmpty()) {
+                    if (config.customRootPath.isEmpty()) {
                         File(Environment.getExternalStorageDirectory().absoluteFile.toURI())
                     } else {
-                        File(FilePickerManager.config.customRootPath)
+                        File(config.customRootPath)
                     }
                 }
                 else -> {
@@ -50,10 +50,11 @@ class FileUtils {
             beanSubscriber: BeanSubscriber
         ): ArrayList<FileItemBeanImpl> {
             val listData: ArrayList<FileItemBeanImpl> = ArrayList()
+            var isDetected = false
             for (file in rootFile.listFiles()) {
                 //以符号 . 开头的视为隐藏文件或隐藏文件夹，后面进行过滤
                 val isHiddenFile = file.name.startsWith(".")
-                if (!FilePickerManager.config.isShowHiddenFiles && isHiddenFile) {
+                if (!config.isShowHiddenFiles && isHiddenFile) {
                     // skip hidden files
                     continue
                 }
@@ -81,16 +82,24 @@ class FileUtils {
                     beanSubscriber
                 )
                 // 如果调用者没有实现文件类型甄别器，则使用的默认甄别器
-                FilePickerManager.config.customDetector?.fillFileType(itemBean)
-                    ?: FilePickerManager.config.defaultFileDetector.fillFileType(itemBean)
+                config.customDetector?.fillFileType(itemBean)
+                    ?: config.defaultFileDetector.fillFileType(itemBean)
+                    isDetected = itemBean.fileType != null
+                if (config.defaultFileDetector.enableCustomTypes
+                    && config.isAutoFilter
+                    && !isDetected
+                ) {
+                    // enable auto filter AND using user's custom file type. Filter them.
+                    continue
+                }
                 listData.add(itemBean)
             }
             // 默认字典排序
             // Default sort by alphabet
             listData.sortWith(compareBy({ !it.isDir }, { it.fileName.toUpperCase() }))
             // 将当前列表数据暴露，以供调用者自己处理数据
             // expose data list  to outside caller
-            return FilePickerManager.config.selfFilter?.doFilter(listData) ?: listData
+            return config.selfFilter?.doFilter(listData) ?: listData
         }
 
         /**
@@ -107,10 +116,10 @@ class FileUtils {
                 // 优先级：目标设备名称 --> 自定义路径 --> 默认 SD 卡
                 currentDataSource.add(
                     FileNavBeanImpl(
-                        if (!FilePickerManager.config.mediaStorageName.isNullOrEmpty()) {
-                            FilePickerManager.config.mediaStorageName
-                        } else if (!FilePickerManager.config.customRootPath.isEmpty()) {
-                            FilePickerManager.config.customRootPath
+                        if (!config.mediaStorageName.isNullOrEmpty()) {
+                            config.mediaStorageName
+                        } else if (!config.customRootPath.isEmpty()) {
+                            config.customRootPath
                         } else {
                             context.getString(R.string.file_picker_tv_sd_card)
                         },

gradle/wrapper/gradle-wrapper.properties

@@ -1,6 +1,6 @@
-#Wed Nov 27 14:17:28 CST 2019
+#Wed Sep 16 10:42:32 CST 2020
 distributionBase=GRADLE_USER_HOME
 distributionPath=wrapper/dists
 zipStoreBase=GRADLE_USER_HOME
 zipStorePath=wrapper/dists
-distributionUrl=https\://services.gradle.org/distributions/gradle-5.4.1-all.zip
+distributionUrl=https\://services.gradle.org/distributions/gradle-6.1.1-all.zip

sample/build.gradle

@@ -35,7 +35,7 @@ dependencies {
 //    implementation 'com.squareup.picasso:picasso:2.5.2'
     implementation "org.jetbrains.kotlin:kotlin-stdlib-jdk7:$kotlin_version"
     implementation 'com.android.support:appcompat-v7:28.0.0'
-    implementation 'com.android.support.constraint:constraint-layout:1.1.3'
+    implementation 'com.android.support.constraint:constraint-layout:2.0.1'
     testImplementation 'junit:junit:4.12'
     androidTestImplementation 'com.android.support.test:runner:1.0.2'
     androidTestImplementation 'com.android.support.test.espresso:espresso-core:3.0.2'

sample/src/main/java/me/rosuh/sample/SampleActivity.kt

@@ -22,6 +22,11 @@ import me.rosuh.filepicker.bean.FileItemBeanImpl
 import me.rosuh.filepicker.config.*
 import me.rosuh.filepicker.engine.ImageEngine
 import me.rosuh.filepicker.filetype.FileType
+import me.rosuh.filepicker.config.AbstractFileFilter
+import me.rosuh.filepicker.config.FilePickerConfig
+import me.rosuh.filepicker.config.FilePickerManager
+import me.rosuh.filepicker.config.SimpleItemClickListener
+import me.rosuh.filepicker.filetype.AudioFileType
 import me.rosuh.filepicker.filetype.RasterImageFileType
 import me.rosuh.filepicker.utils.ScreenUtils
 
@@ -125,15 +130,13 @@ class SampleActivity : AppCompatActivity() {
                     }
                 })
                 .skipDirWhenSelect(false)
-                .setTheme(R.style.FilePickerThemeReply)
                 .forResult(FilePickerManager.REQUEST_CODE)
         }
         // 多选文件
         btn_multi_file.setOnClickListener {
             FilePickerManager
                 .from(this@SampleActivity)
                 .setTheme(getRandomTheme())
-                .setTheme(R.style.FilePickerThemeCrane)
                 .forResult(FilePickerManager.REQUEST_CODE)
         }
         // 多选文件夹
@@ -149,7 +152,6 @@ class SampleActivity : AppCompatActivity() {
                     }
                 })
                 .skipDirWhenSelect(false)
-                .setTheme(R.style.FilePickerThemeShrine)
                 .forResult(FilePickerManager.REQUEST_CODE)
         }
         // 自定义根目录
@@ -160,29 +162,17 @@ class SampleActivity : AppCompatActivity() {
                 // 不指定名称则为导航栏将显示绝对路径
 //                .storageType(FilePickerConfig.STORAGE_CUSTOM_ROOT_PATH)
                 .setCustomRootPath("/storage/emulated/0/Download")
-                .setTheme(R.style.FilePickerThemeReply)
                 .forResult(FilePickerManager.REQUEST_CODE)
         }
         // 自定义文件类型
+        // the new api for register your custom file type
         btn_custom_file_type.setOnClickListener {
-            FilePickerManager
-                .from(this@SampleActivity)
-                // 1. 使用自定义文件检测器来检测类型，并赋值给  [FileItemBeanImpl.fileType] 属性
-                // 1. Using detector detect file's type and fill it into [FileItemBeanImpl.fileType]
-                .customDetector(CustomFileDetector())
-                .filter(object : AbstractFileFilter() {
-                    override fun doFilter(listData: ArrayList<FileItemBeanImpl>): ArrayList<FileItemBeanImpl> {
-                        // 2. 接收结果列表，然后过滤出您想要的类型
-                        // 2. Receive result list and filter what you want
-                        listData.removeAll {
-                            (it.fileType !is CustomFileType) && !it.isDir
-                        }
-                        return listData
-                    }
-                })
-                .showHiddenFiles(true)
+            FilePickerManager.from(this@SampleActivity)
+                .setTheme(getRandomTheme())
+                .registerFileType(arrayListOf(AudioFileType()))
                 .forResult(FilePickerManager.REQUEST_CODE)
         }
+
         findViewById<Button>(R.id.btn_show_in_fragment).setOnClickListener {
             SampleFragment.show(supportFragmentManager, "SampleFragment")
         }