refactor: 重构文件选择器的文件浏览器

#293

FilePicker/src/main/java/com/github/gzuliyujiang/filepicker/ExplorerConfig.java

@@ -0,0 +1,265 @@
+/*
+ * Copyright (c) 2016-present 贵州纳雍穿青人李裕江<[email protected]>
+ *
+ * The software is licensed under the Mulan PSL v2.
+ * You can use this software according to the terms and conditions of the Mulan PSL v2.
+ * You may obtain a copy of Mulan PSL v2 at:
+ *     http://license.coscl.org.cn/MulanPSL2
+ * THIS SOFTWARE IS PROVIDED ON AN "AS IS" BASIS, WITHOUT WARRANTIES OF ANY KIND, EITHER EXPRESS OR
+ * IMPLIED, INCLUDING BUT NOT LIMITED TO NON-INFRINGEMENT, MERCHANTABILITY OR FIT FOR A PARTICULAR
+ * PURPOSE.
+ * See the Mulan PSL v2 for more details.
+ */
+
+package com.github.gzuliyujiang.filepicker;
+
+import android.content.Context;
+import android.graphics.drawable.Drawable;
+import android.os.Environment;
+
+import androidx.annotation.Dimension;
+import androidx.core.content.ContextCompat;
+
+import com.github.gzuliyujiang.filepicker.annotation.ExplorerMode;
+import com.github.gzuliyujiang.filepicker.annotation.FileSort;
+import com.github.gzuliyujiang.filepicker.contract.OnFileClickedListener;
+import com.github.gzuliyujiang.filepicker.contract.OnFileLoadedListener;
+import com.github.gzuliyujiang.filepicker.contract.OnFilePickedListener;
+import com.github.gzuliyujiang.filepicker.contract.OnPathClickedListener;
+
+import java.io.File;
+import java.io.Serializable;
+import java.util.Arrays;
+
+/**
+ * @author liyujiang
+ * @since 2022/3/16 19:57
+ */
+public class ExplorerConfig implements Serializable {
+    private final Context context;
+    private File rootDir;
+    private boolean loadAsync;
+    private String[] allowExtensions = null;
+    private int explorerMode = ExplorerMode.DIRECTORY;
+    private boolean showHomeDir = true;
+    private boolean showUpDir = true;
+    private boolean showHideDir = true;
+    private int fileSort = FileSort.BY_NAME_ASC;
+    private int itemHeight = 40;
+    private Drawable homeIcon;
+    private Drawable upIcon;
+    private Drawable folderIcon;
+    private Drawable fileIcon;
+    private OnFileLoadedListener onFileLoadedListener;
+    private OnPathClickedListener onPathClickedListener;
+    private OnFileClickedListener onFileClickedListener;
+    private OnFilePickedListener onFilePickedListener;
+
+    public ExplorerConfig(Context context) {
+        this.context = context;
+        homeIcon = ContextCompat.getDrawable(context, R.mipmap.file_picker_home);
+        upIcon = ContextCompat.getDrawable(context, R.mipmap.file_picker_up);
+        folderIcon = ContextCompat.getDrawable(context, R.mipmap.file_picker_folder);
+        fileIcon = ContextCompat.getDrawable(context, R.mipmap.file_picker_file);
+    }
+
+    public void setRootDir(File rootDir) {
+        this.rootDir = rootDir;
+    }
+
+    public File getRootDir() {
+        if (rootDir == null) {
+            if (Environment.getExternalStorageState().equals(Environment.MEDIA_MOUNTED)) {
+                rootDir = Environment.getExternalStorageDirectory();
+            } else {
+                rootDir = context.getFilesDir();
+            }
+        }
+        return rootDir;
+    }
+
+    public void setLoadAsync(boolean loadAsync) {
+        this.loadAsync = loadAsync;
+    }
+
+    public boolean isLoadAsync() {
+        return loadAsync;
+    }
+
+    public ExplorerConfig setItemHeight(@Dimension(unit = Dimension.DP) int itemHeight) {
+        if (itemHeight < 10 || itemHeight > 100) {
+            return this;
+        }
+        this.itemHeight = itemHeight;
+        return this;
+    }
+
+    public int getItemHeight() {
+        return itemHeight;
+    }
+
+    public ExplorerConfig setFileIcon(Drawable fileIcon) {
+        if (fileIcon == null) {
+            return this;
+        }
+        this.fileIcon = fileIcon;
+        return this;
+    }
+
+    public Drawable getFileIcon() {
+        return fileIcon;
+    }
+
+    public ExplorerConfig setFolderIcon(Drawable folderIcon) {
+        if (folderIcon == null) {
+            return this;
+        }
+        this.folderIcon = folderIcon;
+        return this;
+    }
+
+    public Drawable getFolderIcon() {
+        return folderIcon;
+    }
+
+    public ExplorerConfig setHomeIcon(Drawable homeIcon) {
+        if (homeIcon == null) {
+            return this;
+        }
+        this.homeIcon = homeIcon;
+        return this;
+    }
+
+    public Drawable getHomeIcon() {
+        return homeIcon;
+    }
+
+    public ExplorerConfig setUpIcon(Drawable upIcon) {
+        if (upIcon == null) {
+            return this;
+        }
+        this.upIcon = upIcon;
+        return this;
+    }
+
+    public Drawable getUpIcon() {
+        return upIcon;
+    }
+
+    /**
+     * 允许的扩展名
+     */
+    public ExplorerConfig setAllowExtensions(String[] allowExtensions) {
+        if (this.allowExtensions != null && Arrays.equals(this.allowExtensions, allowExtensions)) {
+            return this;
+        }
+        this.allowExtensions = allowExtensions;
+        return this;
+    }
+
+    public String[] getAllowExtensions() {
+        return allowExtensions;
+    }
+
+    @ExplorerMode
+    public int getExplorerMode() {
+        return explorerMode;
+    }
+
+    public void setExplorerMode(@ExplorerMode int explorerMode) {
+        this.explorerMode = explorerMode;
+    }
+
+    /**
+     * 是否显示返回主目录
+     */
+    public ExplorerConfig setShowHomeDir(boolean showHomeDir) {
+        if (this.showHomeDir == showHomeDir) {
+            return this;
+        }
+        this.showHomeDir = showHomeDir;
+        return this;
+    }
+
+    public boolean isShowHomeDir() {
+        return showHomeDir;
+    }
+
+    /**
+     * 是否显示返回上一级
+     */
+    public ExplorerConfig setShowUpDir(boolean showUpDir) {
+        if (this.showUpDir == showUpDir) {
+            return this;
+        }
+        this.showUpDir = showUpDir;
+        return this;
+    }
+
+    public boolean isShowUpDir() {
+        return showUpDir;
+    }
+
+    /**
+     * 是否显示隐藏的目录（以“.”开头）
+     */
+    public ExplorerConfig setShowHideDir(boolean showHideDir) {
+        if (this.showHideDir == showHideDir) {
+            return this;
+        }
+        this.showHideDir = showHideDir;
+        return this;
+    }
+
+    public boolean isShowHideDir() {
+        return showHideDir;
+    }
+
+    public ExplorerConfig setFileSort(@FileSort int fileSort) {
+        if (this.fileSort == fileSort) {
+            return this;
+        }
+        this.fileSort = fileSort;
+        return this;
+    }
+
+    @FileSort
+    public int getFileSort() {
+        return fileSort;
+    }
+
+    public ExplorerConfig setOnFileLoadedListener(OnFileLoadedListener listener) {
+        onFileLoadedListener = listener;
+        return this;
+    }
+
+    public OnFileLoadedListener getOnFileLoadedListener() {
+        return onFileLoadedListener;
+    }
+
+    public ExplorerConfig setOnPathClickedListener(OnPathClickedListener listener) {
+        onPathClickedListener = listener;
+        return this;
+    }
+
+    public OnPathClickedListener getOnPathClickedListener() {
+        return onPathClickedListener;
+    }
+
+    public OnFileClickedListener getOnFileClickedListener() {
+        return onFileClickedListener;
+    }
+
+    public void setOnFileClickedListener(OnFileClickedListener onFileClickedListener) {
+        this.onFileClickedListener = onFileClickedListener;
+    }
+
+    public OnFilePickedListener getOnFilePickedListener() {
+        return onFilePickedListener;
+    }
+
+    public void setOnFilePickedListener(OnFilePickedListener onFilePickedListener) {
+        this.onFilePickedListener = onFilePickedListener;
+    }
+
+}