---

import os
from PyQt5.QtWidgets import (
   QApplication, QWidget,
   QFileDialog,
   QLabel, QPushButton, QListWidget,
   QHBoxLayout, QVBoxLayout
)
from PyQt5.QtCore import Qt
app = QApplication([])
win = QWidget()      
win.resize(700, 500)
win.setWindowTitle('Easy Editor')
lb_image = QLabel("Картинка")
btn_dir = QPushButton("Папка")
lw_files = QListWidget()
btn_left = QPushButton("Лево")
btn_right = QPushButton("Право")
btn_flip = QPushButton("Зеркало")
btn_sharp = QPushButton("Резкость")
btn_bw = QPushButton("Ч/Б")
btn_save = QPushButton("Сохранить")  # Новая кнопка для сохранения
btn_reset = QPushButton("Сбросить фильтры")  # Новая кнопка для сброса фильтров
row = QHBoxLayout()          
col1 = QVBoxLayout()        
col2 = QVBoxLayout()
col1.addWidget(btn_dir)      
col1.addWidget(lw_files)    
col2.addWidget(lb_image, 95)
row_tools = QHBoxLayout()    
row_tools.addWidget(btn_left)
row_tools.addWidget(btn_right)
row_tools.addWidget(btn_flip)
row_tools.addWidget(btn_sharp)
row_tools.addWidget(btn_bw)
row_tools.addWidget(btn_save)  # Добавляем кнопку в интерфейс
row_tools.addWidget(btn_reset)  # Добавляем кнопку в интерфейс
col2.addLayout(row_tools)

row.addLayout(col1, 20)
row.addLayout(col2, 80)
win.setLayout(row)

win.show()


workdir = ''

def filter(files, extensions):
   result = []
   for filename in files:
       for ext in extensions:
           if filename.endswith(ext):
               result.append(filename)
   return result


def chooseWorkdir():
   global workdir
   workdir = QFileDialog.getExistingDirectory()


def showFilenamesList():
   extensions = ['.jpg','.jpeg', '.png', '.gif', '.bmp']
   chooseWorkdir()
   filenames = filter(os.listdir(workdir), extensions)
   lw_files.clear()
   for filename in filenames:
       lw_files.addItem(filename)


btn_dir.clicked.connect(showFilenamesList)
app.exec()