查看本地日志功能添加，日志浏览配置完成

app/src/main/AndroidManifest.xml

@@ -60,9 +60,9 @@
         <activity
             android:name=".log.FunctionCenterActivity"
             android:exported="true" />
-<!--        <activity-->
-<!--            android:name=".log.LFilePickerActivity"-->
-<!--            android:exported="true" />-->
+        <activity
+            android:name=".log.LFilePickerActivity"
+            android:exported="true" />
 
     </application>
 

app/src/main/java/com/miya/fastcashier/log/CustomImageCenterDialog.java

+package com.miya.fastcashier.log;
+
+
+import android.app.Dialog;
+import android.content.Context;
+import android.graphics.Bitmap;
+import android.os.Build;
+import android.text.TextUtils;
+import android.view.Gravity;
+import android.view.View;
+import android.view.Window;
+import android.view.WindowManager;
+import android.widget.ImageView;
+import android.widget.TextView;
+
+import com.blankj.utilcode.util.SizeUtils;
+import com.miya.fastcashier.R;
+import com.miya.print.utils.QRCodeUtil;
+
+import androidx.annotation.NonNull;
+
+public class CustomImageCenterDialog extends Dialog{
+
+    private TextView tvOk;
+    private TextView tvHint;
+    private ImageView ivContent;
+
+    boolean isFullScreen;
+    private String mImageContent;
+    private String mHintContentText;
+    private String mConfirmContent;
+    private Bitmap mQrCodeBitmap;
+
+    /**
+     * 设置是否全屏显示
+     *
+     * @param isFullScreen
+     * @return
+     */
+    public CustomImageCenterDialog setFullScreen(boolean isFullScreen) {
+        this.isFullScreen = isFullScreen;
+        return this;
+    }
+
+    @Override
+    public void onWindowFocusChanged(boolean hasFocus) {
+        super.onWindowFocusChanged(hasFocus);
+        if (isFullScreen) {
+            setFullScreen();
+        }
+    }
+
+    /**
+     * 隐藏虚拟按键，并且全屏
+     */
+    protected void setFullScreen() {
+        //隐藏虚拟按键，并且全屏
+        if (Build.VERSION.SDK_INT > 11 && Build.VERSION.SDK_INT < 19) { // lower api
+            View v = this.getWindow().getDecorView();
+            v.setSystemUiVisibility(View.GONE);
+        } else if (Build.VERSION.SDK_INT >= 19) {
+            //for new api versions.
+            View decorView = getWindow().getDecorView();
+            int uiOptions = View.SYSTEM_UI_FLAG_LAYOUT_STABLE
+//                    | View.SYSTEM_UI_FLAG_LAYOUT_HIDE_NAVIGATION//暂时不需要hideNavigation
+//                    | View.SYSTEM_UI_FLAG_HIDE_NAVIGATION // hide nav bar
+                    | View.SYSTEM_UI_FLAG_LAYOUT_FULLSCREEN
+                    | View.SYSTEM_UI_FLAG_FULLSCREEN // hide status bar
+                    | View.SYSTEM_UI_FLAG_IMMERSIVE_STICKY;
+            decorView.setSystemUiVisibility(uiOptions);
+            getWindow().addFlags(WindowManager.LayoutParams.FLAG_TRANSLUCENT_NAVIGATION);
+        }
+    }
+
+    public CustomImageCenterDialog(@NonNull Context context) {
+        super(context, R.style.CommonDialog);
+        initWindows();
+        setCanceledOnTouchOutside(false);
+//        setContentView(R.layout.dialog_center_image);
+        setCancelable(true);
+        initView();
+    }
+
+    private void initView() {
+//        tvOk = findViewById(R.id.tvOk);
+//        tvHint = findViewById(R.id.tvSubContent);
+//        ivContent = findViewById(R.id.ivContent);
+    }
+
+
+    public CustomImageCenterDialog setQrContent(String msg) {
+        mImageContent = msg;
+        return this;
+    }
+
+    public CustomImageCenterDialog setConfirmContent(String msg) {
+        mConfirmContent = msg;
+        return this;
+    }
+
+    public CustomImageCenterDialog setHintContent(String msg) {
+        mHintContentText = msg;
+        return this;
+    }
+
+    /**
+     * 创建dialog
+     *
+     * @return
+     */
+    public CustomImageCenterDialog build() {
+        if (!TextUtils.isEmpty(mConfirmContent)){
+            tvOk.setText(mConfirmContent);
+        }
+        if (!TextUtils.isEmpty(mHintContentText)){
+            tvHint.setText(mHintContentText);
+        }
+        if (!TextUtils.isEmpty(mImageContent)){
+            mQrCodeBitmap = QRCodeUtil.createQRCodeBitmap(mImageContent, SizeUtils.dp2px(300));
+            ivContent.setImageBitmap(mQrCodeBitmap);
+        }
+        tvOk.setOnClickListener(new View.OnClickListener() {
+            @Override
+            public void onClick(View v) {
+                if (mQrCodeBitmap != null) {
+                    mQrCodeBitmap.recycle();
+                }
+                dismiss();
+            }
+        });
+
+        if (isFullScreen) {
+            setFullScreen();
+        }
+        return this;
+    }
+
+    /**
+     * 初始化对话框(供子类选择调用)
+     */
+    protected void initWindows() {
+        Window win = this.getWindow();
+        win.requestFeature(Window.FEATURE_NO_TITLE);
+        win.getDecorView().setPadding(0, 0, 0, 0);
+        WindowManager.LayoutParams lp = win.getAttributes();
+        lp.width = WindowManager.LayoutParams.MATCH_PARENT;
+        lp.height = WindowManager.LayoutParams.MATCH_PARENT;
+//        lp.windowAnimations = R.style.LightInAndOutStyle;
+        lp.gravity = Gravity.CENTER;
+        win.setAttributes(lp);
+        win.setBackgroundDrawableResource(android.R.color.transparent);
+    }
+}

app/src/main/java/com/miya/fastcashier/log/EmptyRecyclerView.java

+package com.miya.fastcashier.log;
+
+import android.content.Context;
+import android.util.AttributeSet;
+import android.view.View;
+
+import androidx.annotation.Nullable;
+import androidx.recyclerview.widget.RecyclerView;
+
+/**
+ * 作者：Leon
+ * 时间：2017/3/17 13:44
+ */
+public class EmptyRecyclerView extends RecyclerView {
+    private View mEmptyView;
+
+    public EmptyRecyclerView(Context context) {
+        super(context);
+    }
+
+    public EmptyRecyclerView(Context context, @Nullable AttributeSet attrs) {
+        super(context, attrs);
+    }
+
+    public EmptyRecyclerView(Context context, @Nullable AttributeSet attrs, int defStyle) {
+        super(context, attrs, defStyle);
+    }
+
+    /**
+     * 根据数据源判断是否显示空白view
+     */
+    private void checkIfEmpty() {
+        if (mEmptyView != null || getAdapter() != null) {
+            mEmptyView.setVisibility(getAdapter().getItemCount() > 0 ? GONE : VISIBLE);
+        }
+    }
+
+    public void setmEmptyView(View mEmptyView) {
+        this.mEmptyView = mEmptyView;
+        checkIfEmpty();
+    }
+
+    @Override
+    public void setAdapter(Adapter adapter) {
+        Adapter adapterOld = getAdapter();
+        if (adapterOld != null) {
+            adapterOld.unregisterAdapterDataObserver(observer);
+        }
+        super.setAdapter(adapter);
+        if (adapter != null) {
+            adapter.registerAdapterDataObserver(observer);
+        }
+    }
+
+    AdapterDataObserver observer = new AdapterDataObserver() {
+        @Override
+        public void onChanged() {
+            super.onChanged();
+            checkIfEmpty();
+        }
+    };
+}

app/src/main/java/com/miya/fastcashier/log/FileComparator.java

+package com.miya.fastcashier.log;
+
+import java.io.File;
+import java.util.Comparator;
+
+/**
+ * Created by Dimorinny on 24.10.15.
+ */
+public class FileComparator implements Comparator<File> {
+    @Override
+    public int compare(File f1, File f2) {
+        if(f1 == f2) {
+            return 0;
+        }
+        if(f1.isDirectory() && f2.isFile()) {
+            // Show directories above files
+            return -1;
+        }
+        if(f1.isFile() && f2.isDirectory()) {
+            // Show files below directories
+            return 1;
+        }
+        // Sort the directories alphabetically
+        return f1.getName().compareToIgnoreCase(f2.getName());
+    }
+}

app/src/main/java/com/miya/fastcashier/log/FileUtils.java

+package com.miya.fastcashier.log;
+
+import java.io.File;
+import java.io.FileFilter;
+import java.text.DecimalFormat;
+import java.util.ArrayList;
+import java.util.Collections;
+import java.util.Iterator;
+import java.util.List;
+
+/**
+ * Created by Dimorinny on 24.10.15.
+ */
+public class FileUtils {
+    public static List<File> getFileListByDirPath(String path, FileFilter filter) {
+        File directory = new File(path);
+        File[] files = directory.listFiles(filter);
+        List<File> result = new ArrayList<>();
+        if (files == null) {
+            return new ArrayList<>();
+        }
+
+        for (int i = 0; i < files.length; i++) {
+            result.add(files[i]);
+        }
+        Collections.sort(result, new FileComparator());
+        return result;
+    }
+
+    public static String cutLastSegmentOfPath(String path) {
+        return path.substring(0, path.lastIndexOf("/"));
+    }
+
+    public static String getReadableFileSize(long size) {
+        if (size <= 0) return "0";
+        final String[] units = new String[]{"B", "KB", "MB", "GB", "TB"};
+        int digitGroups = (int) (Math.log10(size) / Math.log10(1024));
+        return new DecimalFormat("#").format(size / Math.pow(1024, digitGroups)) + " " + units[digitGroups];
+    }
+
+    /**
+     * 获取文件长度
+     *
+     * @param file 文件
+     * @return 文件长度
+     */
+    public static long getFileLength(final File file) {
+        if (!isFile(file)) return -1;
+        return file.length();
+    }
+
+    /**
+     * 判断是否是文件
+     *
+     * @param file 文件
+     * @return {@code true}: 是<br>{@code false}: 否
+     */
+    public static boolean isFile(final File file) {
+        return file != null && file.exists() && file.isFile();
+    }
+
+    /**
+     * 根据地址获取当前地址下的所有目录和文件，并且排序,同时过滤掉不符合大小要求的文件
+     *
+     * @param path
+     * @return List<File>
+     */
+    public static List<File> getFileList(String path, FileFilter filter, boolean isGreater, long targetSize) {
+        List<File> list = FileUtils.getFileListByDirPath(path, filter);
+        //进行过滤文件大小
+        Iterator iterator = list.iterator();
+        while (iterator.hasNext()) {
+            File f = (File) iterator.next();
+            if (f.isFile()) {
+                //获取当前文件大小
+                long size = FileUtils.getFileLength(f);
+                if (isGreater) {
+                    //当前想要留下大于指定大小的文件，所以过滤掉小于指定大小的文件
+                    if (size < targetSize) {
+                        iterator.remove();
+                    }
+                } else {
+                    //当前想要留下小于指定大小的文件，所以过滤掉大于指定大小的文件
+                    if (size > targetSize) {
+                        iterator.remove();
+                    }
+                }
+            }
+        }
+        return list;
+    }
+}

app/src/main/java/com/miya/fastcashier/log/LFileFilter.java

+package com.miya.fastcashier.log;
+
+import java.io.File;
+import java.io.FileFilter;
+
+/**
+ * 作者：Leon
+ * 时间：2017/3/24 13:43
+ */
+public class LFileFilter implements FileFilter {
+    private String[] mTypes;
+
+    public LFileFilter(String[] types) {
+        this.mTypes = types;
+    }
+
+    @Override
+    public boolean accept(File file) {
+        if (file.isDirectory()) {
+            return true;
+        }
+        if (mTypes != null && mTypes.length > 0) {
+            for (int i = 0; i < mTypes.length; i++) {
+                if (file.getName().endsWith(mTypes[i].toLowerCase()) || file.getName().endsWith(mTypes[i].toUpperCase())) {
+                    return true;
+                }
+            }
+        }else {
+            return true;
+        }
+        return false;
+    }
+}

app/src/main/java/com/miya/fastcashier/log/LFilePicker.java

@@ -270,14 +270,13 @@ public class LFilePicker {
 
 
     private Intent initIntent() {
-//        Intent intent;
-//        if (mActivity != null) {
-//            intent = new Intent(mActivity, LFilePickerActivity.class);
-//        } else {
-//            intent = new Intent(mFragment.getActivity(), LFilePickerActivity.class);
-//        }
-//        return intent;
-        return null;
+        Intent intent;
+        if (mActivity != null) {
+            intent = new Intent(mActivity, LFilePickerActivity.class);
+        } else {
+            intent = new Intent(mFragment.getActivity(), LFilePickerActivity.class);
+        }
+        return intent;
     }
 
     @NonNull

app/src/main/java/com/miya/fastcashier/log/PathAdapter.java

+package com.miya.fastcashier.log;
+
+import android.annotation.SuppressLint;
+import android.content.Context;
+import android.view.View;
+import android.view.ViewGroup;
+import android.widget.CheckBox;
+import android.widget.CompoundButton;
+import android.widget.ImageView;
+import android.widget.RelativeLayout;
+import android.widget.TextView;
+
+import com.miya.fastcashier.R;
+
+import java.io.File;
+import java.io.FileFilter;
+import java.util.List;
+
+import androidx.recyclerview.widget.RecyclerView;
+
+/**
+ * 作者：Leon
+ * 时间：2017/3/15 15:47
+ */
+public class PathAdapter extends RecyclerView.Adapter<PathAdapter.PathViewHolder> {
+    public interface OnItemClickListener {
+        void click(int position);
+    }
+
+    public interface OnCancelChoosedListener {
+        void cancelChoosed(CheckBox checkBox);
+    }
+
+    private final String TAG = "FilePickerLeon";
+    private List<File> mListData;
+    private Context mContext;
+    public OnItemClickListener onItemClickListener;
+    private FileFilter mFileFilter;
+    private boolean[] mCheckedFlags;
+    private boolean mMutilyMode;
+    private int mIconStyle;
+    private boolean mIsGreater;
+    private long mFileSize;
+
+    public PathAdapter(List<File> mListData, Context mContext, FileFilter mFileFilter, boolean mMutilyMode, boolean mIsGreater, long mFileSize) {
+        this.mListData = mListData;
+        this.mContext = mContext;
+        this.mFileFilter = mFileFilter;
+        this.mMutilyMode = mMutilyMode;
+        this.mIsGreater = mIsGreater;
+        this.mFileSize = mFileSize;
+        mCheckedFlags = new boolean[mListData.size()];
+    }
+
+    @Override
+    public PathViewHolder onCreateViewHolder(ViewGroup parent, int viewType) {
+        View view = View.inflate(mContext, R.layout.layout_lfile_list_item, null);
+        PathViewHolder pathViewHolder = new PathViewHolder(view);
+        return pathViewHolder;
+    }
+
+    @Override
+    public int getItemCount() {
+        return mListData.size();
+    }
+
+    @Override
+    public void onBindViewHolder(final PathViewHolder holder, @SuppressLint("RecyclerView") int position) {
+        final File file = mListData.get(position);
+        if (file.isFile()) {
+            updateFileIconStyle(holder.ivType);
+            holder.tvName.setText(file.getName());
+            holder.tvDetail.setText(mContext.getString(R.string.lfile_FileSize) + " " + FileUtils.getReadableFileSize(file.length()));
+            holder.cbChoose.setVisibility(View.VISIBLE);
+        } else {
+            updateFloaderIconStyle(holder.ivType);
+            holder.tvName.setText(file.getName());
+            //文件大小过滤
+            List files = FileUtils.getFileList(file.getAbsolutePath(), mFileFilter, mIsGreater, mFileSize);
+            if (files == null) {
+                holder.tvDetail.setText("0 " + mContext.getString(R.string.lfile_LItem));
+            } else {
+                holder.tvDetail.setText(files.size() + " " + mContext.getString(R.string.lfile_LItem));
+            }
+            holder.cbChoose.setVisibility(View.GONE);
+        }
+        if (!mMutilyMode) {
+            holder.cbChoose.setVisibility(View.GONE);
+        }
+        holder.layoutRoot.setOnClickListener(new View.OnClickListener() {
+            @Override
+            public void onClick(View v) {
+                if (file.isFile()) {
+                    holder.cbChoose.setChecked(!holder.cbChoose.isChecked());
+                }
+                onItemClickListener.click(position);
+            }
+        });
+        holder.cbChoose.setOnClickListener(new View.OnClickListener() {
+            @Override
+            public void onClick(View v) {
+                //同步复选框和外部布局点击的处理
+                onItemClickListener.click(position);
+            }
+        });
+        holder.cbChoose.setOnCheckedChangeListener(null);//先设置一次CheckBox的选中监听器，传入参数null
+        holder.cbChoose.setChecked(mCheckedFlags[position]);//用数组中的值设置CheckBox的选中状态
+        //再设置一次CheckBox的选中监听器，当CheckBox的选中状态发生改变时，把改变后的状态储存在数组中
+        holder.cbChoose.setOnCheckedChangeListener(new CompoundButton.OnCheckedChangeListener() {
+            @Override
+            public void onCheckedChanged(CompoundButton compoundButton, boolean b) {
+                mCheckedFlags[position] = b;
+            }
+        });
+    }
+
+    private void updateFloaderIconStyle(ImageView imageView) {
+//        switch (mIconStyle) {
+//            case Constant.ICON_STYLE_BLUE:
+//                imageView.setBackgroundResource(R.mipmap.lfile_folder_style_blue);
+//                break;
+//            case Constant.ICON_STYLE_GREEN:
+//                imageView.setBackgroundResource(R.mipmap.lfile_folder_style_green);
+//                break;
+//            case Constant.ICON_STYLE_YELLOW:
+//                imageView.setBackgroundResource(R.mipmap.lfile_folder_style_yellow);
+//                break;
+//        }
+    }
+
+    private void updateFileIconStyle(ImageView imageView) {
+//        switch (mIconStyle) {
+//            case Constant.ICON_STYLE_BLUE:
+//                imageView.setBackgroundResource(R.mipmap.lfile_file_style_blue);
+//                break;
+//            case Constant.ICON_STYLE_GREEN:
+//                imageView.setBackgroundResource(R.mipmap.lfile_file_style_green);
+//                break;
+//            case Constant.ICON_STYLE_YELLOW:
+//                imageView.setBackgroundResource(R.mipmap.lfile_file_style_yellow);
+//                break;
+//        }
+    }
+
+    /**
+     * 设置监听器
+     *
+     * @param onItemClickListener
+     */
+    public void setOnItemClickListener(OnItemClickListener onItemClickListener) {
+        this.onItemClickListener = onItemClickListener;
+    }
+
+    /**
+     * 设置数据源
+     *
+     * @param mListData
+     */
+    public void setmListData(List<File> mListData) {
+        this.mListData = mListData;
+        mCheckedFlags = new boolean[mListData.size()];
+    }
+
+    public void setmIconStyle(int mIconStyle) {
+        this.mIconStyle = mIconStyle;
+    }
+
+    /**
+     * 设置是否全选
+     *
+     * @param isAllSelected
+     */
+    public void updateAllSelelcted(boolean isAllSelected) {
+
+        for (int i = 0; i < mCheckedFlags.length; i++) {
+            mCheckedFlags[i] = isAllSelected;
+        }
+        notifyDataSetChanged();
+    }
+
+    class PathViewHolder extends RecyclerView.ViewHolder {
+        private RelativeLayout layoutRoot;
+        private ImageView ivType;
+        private TextView tvName;
+        private TextView tvDetail;
+        private CheckBox cbChoose;
+
+        public PathViewHolder(View itemView) {
+            super(itemView);
+            ivType = (ImageView) itemView.findViewById(R.id.iv_type);
+            layoutRoot = (RelativeLayout) itemView.findViewById(R.id.layout_item_root);
+            tvName = (TextView) itemView.findViewById(R.id.tv_name);
+            tvDetail = (TextView) itemView.findViewById(R.id.tv_detail);
+            cbChoose = (CheckBox) itemView.findViewById(R.id.cb_choose);
+        }
+    }
+}
+
+

app/src/main/res/drawable/selector_file_item_bg.xml

+<?xml version="1.0" encoding="utf-8"?>
+<selector xmlns:android="http://schemas.android.com/apk/res/android">
+    <item android:drawable="@color/lfile_lightgray" android:state_pressed="true" />
+    <item android:drawable="@color/lfile_lightgray" android:state_selected="true" />
+    <item android:drawable="@color/lfile_white" />
+</selector>
\ No newline at end of file

app/src/main/res/drawable/shape_dialog_btn_normal_bg.xml

+<?xml version="1.0" encoding="utf-8"?>
+<shape xmlns:android="http://schemas.android.com/apk/res/android"
+    android:shape="rectangle">
+
+    <solid android:color="#FFFFFF"/>
+
+</shape>
\ No newline at end of file

app/src/main/res/drawable/shape_dialog_btn_pressed_bg.xml

+<?xml version="1.0" encoding="utf-8"?>
+<shape xmlns:android="http://schemas.android.com/apk/res/android"
+    android:shape="rectangle">
+    <corners android:radius="12dp" />
+    <solid android:color="#ffe5e5e5"/>
+</shape>
\ No newline at end of file

app/src/main/res/drawable/shape_lfile_back_bg.xml

+<?xml version="1.0" encoding="utf-8"?>
+<selector xmlns:android="http://schemas.android.com/apk/res/android">
+
+    <item android:drawable="@color/lfile_gray" android:state_pressed="true"/>
+    <item android:drawable="@color/lfile_gray" android:state_selected="true"/>
+    <item android:drawable="@color/lfile_lightgray"/>
+</selector>
\ No newline at end of file

app/src/main/res/drawable/shape_lfile_btn_bg.xml

+<?xml version="1.0" encoding="utf-8"?>
+<selector xmlns:android="http://schemas.android.com/apk/res/android">
+
+    <item android:drawable="@color/lfile_defaultColor" android:state_pressed="true"/>
+    <item android:drawable="@color/lfile_defaultColor" android:state_selected="true"/>
+    <item android:drawable="@color/lfile_defaultColor"/>
+</selector>
\ No newline at end of file

app/src/main/res/layout/activity_lfile_picker.xml

+<?xml version="1.0" encoding="utf-8"?>
+<RelativeLayout xmlns:android="http://schemas.android.com/apk/res/android"
+    xmlns:app="http://schemas.android.com/apk/res-auto"
+    xmlns:tools="http://schemas.android.com/tools"
+    android:layout_width="match_parent"
+    android:layout_height="match_parent"
+    android:background="@color/lfile_white">
+
+    <androidx.appcompat.widget.Toolbar
+        android:id="@+id/toolbar"
+        android:layout_width="match_parent"
+        android:layout_height="?android:attr/actionBarSize"
+        android:background="?attr/colorPrimary"
+        android:minHeight="?android:attr/actionBarSize"
+        app:navigationIcon="?attr/navigationIcon" />
+
+    <LinearLayout
+        android:id="@+id/layout_path"
+        android:layout_width="match_parent"
+        android:layout_height="44dp"
+        android:layout_below="@id/toolbar"
+        android:background="#dddddd"
+        android:gravity="center_vertical"
+        android:orientation="horizontal">
+
+        <TextView
+            android:id="@+id/tv_path"
+            android:layout_width="0dp"
+            android:layout_height="match_parent"
+            android:layout_marginLeft="8dp"
+            android:layout_weight="1"
+            android:ellipsize="middle"
+            android:gravity="left|center"
+            android:singleLine="true"
+            android:textSize="14sp" />
+
+        <TextView
+            android:visibility="gone"
+            android:id="@+id/tv_back"
+            android:layout_width="wrap_content"
+            android:layout_height="match_parent"
+            android:layout_gravity="center_vertical"
+            android:background="@drawable/shape_lfile_back_bg"
+            android:clickable="true"
+            android:drawableLeft="@mipmap/app_icon_lfile_up"
+            android:drawablePadding="4dp"
+            android:gravity="center"
+            android:paddingLeft="8dp"
+            android:paddingRight="8dp"
+            android:text="@string/lfile_UpOneLevel" />
+    </LinearLayout>
+
+    <Button
+        android:id="@+id/btn_addbook"
+        android:layout_width="match_parent"
+        android:layout_height="wrap_content"
+        android:layout_alignParentBottom="true"
+        android:background="@drawable/shape_lfile_btn_bg"
+        android:text="@string/lfile_Selected"
+        android:textColor="@color/lfile_white"
+        android:textSize="18sp" />
+
+    <com.miya.fastcashier.log.EmptyRecyclerView
+        android:id="@+id/recylerview"
+        android:layout_width="match_parent"
+        android:layout_height="match_parent"
+        android:layout_above="@id/btn_addbook"
+        android:layout_below="@id/layout_path" />
+
+    <include
+        android:id="@+id/empty_view"
+        layout="@layout/layout_lfile_emptyview"
+        android:layout_width="match_parent"
+        android:layout_height="match_parent"
+        android:layout_below="@id/layout_path" />
+
+</RelativeLayout>

app/src/main/res/layout/layout_lfile_emptyview.xml

+<?xml version="1.0" encoding="utf-8"?>
+<RelativeLayout xmlns:android="http://schemas.android.com/apk/res/android"
+    android:layout_width="match_parent"
+    android:layout_height="match_parent"
+    android:background="@color/lfile_white">
+
+
+    <ImageView
+        android:layout_width="120dp"
+        android:layout_height="120dp"
+        android:layout_above="@id/tv_empty"
+        android:layout_centerHorizontal="true"
+        android:background="@mipmap/lfile_emptyimg" />
+
+    <TextView
+        android:id="@+id/tv_empty"
+        android:layout_width="match_parent"
+        android:layout_height="wrap_content"
+        android:layout_centerInParent="true"
+        android:gravity="center"
+        android:padding="12dp"
+        android:text="暂无数据"
+        android:textColor="@color/lfile_gray"
+        android:textSize="18sp" />
+</RelativeLayout>
\ No newline at end of file

app/src/main/res/layout/layout_lfile_list_item.xml

+<?xml version="1.0" encoding="utf-8"?>
+<RelativeLayout xmlns:android="http://schemas.android.com/apk/res/android"
+    android:id="@+id/layout_item_root"
+    android:layout_width="match_parent"
+    android:layout_height="60dp"
+    android:layout_marginTop="10dp"
+    android:background="@drawable/selector_file_item_bg"
+    android:clickable="true"
+    android:paddingLeft="12dp"
+    android:paddingRight="12dp">
+
+    <CheckBox
+        android:id="@+id/cb_choose"
+        android:layout_width="wrap_content"
+        android:layout_height="wrap_content"
+        android:layout_alignParentRight="true"
+        android:layout_centerVertical="true"
+        android:theme="@style/LFileCheckBoxTheme" />
+
+    <ImageView
+        android:id="@+id/iv_type"
+        android:layout_width="42dp"
+        android:layout_height="42dp"
+        android:layout_centerVertical="true"
+        android:background="@mipmap/app_icon_lfile_file_style_green" />
+
+    <LinearLayout
+        android:id="@+id/layout_info"
+        android:layout_width="match_parent"
+        android:layout_height="match_parent"
+        android:layout_marginLeft="10dp"
+        android:layout_toLeftOf="@id/cb_choose"
+        android:layout_toRightOf="@id/iv_type"
+        android:orientation="vertical"
+        android:padding="10dp">
+
+        <TextView
+            android:id="@+id/tv_name"
+            style="@style/LFile_item_text_name"
+            android:text="鬼吹灯" />
+
+        <TextView
+            android:id="@+id/tv_detail"
+            style="@style/LFile_item_text_detail"
+            android:text="类型：txt  大小：1024KB" />
+
+    </LinearLayout>
+
+    <View
+        android:layout_width="match_parent"
+        android:layout_height="1px"
+        android:layout_below="@id/layout_info"
+        android:layout_marginTop="6dp"
+        android:background="@color/lfile_lightgray" />
+
+</RelativeLayout>
\ No newline at end of file

app/src/main/res/menu/menu_main_toolbar.xml

+<?xml version="1.0" encoding="utf-8"?>
+<menu xmlns:android="http://schemas.android.com/apk/res/android"
+      xmlns:app="http://schemas.android.com/apk/res-auto">
+
+    <item
+        android:id="@+id/action_selecteall_cancel"
+        android:title="全选"
+        app:showAsAction="always"/>
+</menu>
\ No newline at end of file