update root folder

README.md

@@ -32,6 +32,14 @@ ZXFileBrowser.shared.start()
 ZXFileBrowser.shared.getFileType(filePath: path)
 ```
 
+#### 指定预览的根目录
+
+默认根目录是app的根目录，如果有特殊需求，比如只让用户查看某个目录，则可以设置根目录即可
+
+```
+ZXFileBrowser.shared.rootDirectoryPath = ZXKitUtil.shared.getFileDirectory(type: .caches)
+```
+
 ## 预览
 
 

ZXFileBrowser.podspec

@@ -1,7 +1,7 @@
 Pod::Spec.new do |s|
 s.name = 'ZXFileBrowser'
 s.swift_version = '5.0'
-s.version = '2.0.2'
+s.version = '2.0.3'
 s.license= { :type => "MIT", :file => "LICENSE" }
 s.summary = 'iOS Sandbox file browser, iOS沙盒文件浏览器'
 s.homepage = 'https://github.com/DamonHu/ZXFileBrowser'

example/ZXFileBrowserDemo/ViewController.swift

@@ -152,6 +152,7 @@ class ViewController: UIViewController {
     }
 
     @objc func _openBrowser() {
+//        ZXFileBrowser.shared.rootDirectoryPath = ZXKitUtil.shared.getFileDirectory(type: .caches)
         ZXFileBrowser.shared.start()
     }
 

pod/ZXFileBrowser.swift

@@ -33,7 +33,7 @@ open class ZXFileBrowser: NSObject {
     open class var shared: ZXFileBrowser {
         return instance
     }
-
+    public var rootDirectoryPath = ZXKitUtil.shared.getFileDirectory(type: .home)
     //MARK: UI
     lazy var mNavigationController: UINavigationController = {
         let rootViewController = ZXFileBrowserVC()

pod/vc/ZXFileBrowserVC.swift

@@ -31,7 +31,8 @@ class ZXFileBrowserVC: UIViewController {
     var extensionDirectoryPath = "" //选择的相对路径
     var operateFilePath: URL?  //操作的文件路径，例如复制、粘贴等
     var currentDirectoryPath: URL { //当前的文件夹
-        return ZXKitUtil.shared.getFileDirectory(type: .home).appendingPathComponent(self.extensionDirectoryPath, isDirectory: true)
+        print(ZXFileBrowser.shared.rootDirectoryPath)
+        return ZXFileBrowser.shared.rootDirectoryPath.appendingPathComponent(self.extensionDirectoryPath, isDirectory: true)
     }
 
 
@@ -72,6 +73,15 @@ class ZXFileBrowserVC: UIViewController {
         tTableView.register(ZXFileTableViewCell.self, forCellReuseIdentifier: "ZXFileTableViewCell")
         return tTableView
     }()
+
+    lazy var mEmptyLabel: UILabel = {
+        let label = UILabel()
+        label.isHidden = true
+        label.text = "This folder is empty~"
+        label.textColor = UIColor.zx.color(hexValue: 0x666666)
+        label.font = .systemFont(ofSize: 16, weight: .medium)
+        return label
+    }()
 }
 
 private extension ZXFileBrowserVC {
@@ -81,6 +91,11 @@ private extension ZXFileBrowserVC {
         mTableView.snp.makeConstraints {
             $0.edges.equalToSuperview()
         }
+
+        self.view.addSubview(mEmptyLabel)
+        mEmptyLabel.snp.makeConstraints {
+            $0.center.equalToSuperview()
+        }
     }
 
     func _loadData() {
@@ -114,6 +129,7 @@ private extension ZXFileBrowserVC {
                 }
             }
         }
+        self.mEmptyLabel.isHidden = !mTableViewList.isEmpty
         mTableView.reloadData()
     }