public void confirmDel(final String path ,final int folder){AlertDialog.Builder ad1=new AlertDialog.Builder(FileManagerActivity.this);ad1.setTitle("删除文件夹?");ad1.setPositiveButton("是", new DialogInterface.OnClickListener() {public void onClick(DialogInterface dialog, int i) {// TODO Auto-generated method stubif (folder==1) {delFolder(path); }else {delFile(path);}}});ad1.setNegativeButton("否",new DialogInterface.OnClickListener() {public void onClick(DialogInterface dialog, int i) {}});ad1.show();//显示对话框}public boolean delFile(String path) {File file = new File(path);return file.delete();//return true;}public void delFolder(String folderPath) {try {delAllFile(folderPath); //删除完里面所有内容String filePath = folderPath;filePath = filePath.toString();java.io.File myFilePath = new java.io.File(filePath);myFilePath.delete(); //删除空文件夹}catch (Exception e) {System.out.println("删除文件夹操作出错");e.printStackTrace();}
}/*** 删除文件夹里面的所有文件* @param path String 文件夹路径 如 c:/fqf*/public void delAllFile(String path) {File file = new File(path);if (!file.exists()) {return;}if (!file.isDirectory()) {return;}String[] tempList = file.list();File temp = null;for (int i = 0; i < tempList.length; i++) {if (path.endsWith(File.separator)) {temp = new File(path + tempList[i]);}else {temp = new File(path + File.separator + tempList[i]);}if (temp.isFile()) {temp.delete();}if (temp.isDirectory()) {delAllFile(path+"/"+ tempList[i]);//先删除文件夹里面的文件delFolder(path+"/"+ tempList[i]);//再删除空文件夹}}