working search window

main.py

@@ -14,6 +14,8 @@ image_label = None
 desc_label = None
 img = None
 fViewHelp = False
+fViewSearch = False
+current_select = None
 
 
 def load_config():
@@ -62,14 +64,59 @@ def key_pressed(event):
     if event.keysym == 'F4':
         update_record_window()
 
+def search_window():
+    global listbox, fViewSearch
+
+    def on_search():
+        search_term = search_entry.get()
+        listbox.delete(0, END)
+        for item in original_list:
+            if search_term.lower() in item.lower():
+                listbox.insert(END, item)
+
+
+
+    def on_cancel():
+        global fViewSearch
+        search_window.destroy()
+        listbox.delete(0, END)
+        for item in original_list:
+            listbox.insert(END, item)
+        fViewSearch = False
+    
+    if not fViewSearch:
+        fViewSearch = True
+       
+        search_window = Toplevel()
+
+        search_label = Label(search_window, text="Поиск: ")
+        search_label.pack()
+        
+        search_button = Button(search_window, text="Найти", command=on_search)
+        search_button.pack()
+
+        original_list = listbox.get(0, END)
+
+        search_entry = Entry(search_window)
+        search_entry.pack()
+
+        cancel_button = Button(search_window, text="Отмена", command=on_cancel)
+        cancel_button.pack()
+        search_window.protocol("WM_DELETE_WINDOW", on_cancel)
+
+        search_window.mainloop()
+
 
 def selected(event):
-    global listbox, image_label, desc_label, img
+    global listbox, image_label, desc_label, img, current_select
     selected_indices = listbox.curselection()
     selected = ''.join([listbox.get(i) for i in selected_indices])
     record = database.get_record_by_name(selected)
+    if record != None and current_select != selected:
+        current_select = selected
         img = ImageTk.PhotoImage(Image.open(io.BytesIO(record.img)))
         image_label.config(image=img)
+        desc_label.delete(1.0, END)
         desc_label.insert(1.0, record.description)
 
 
@@ -188,7 +235,6 @@ def load_listbox():
 
 def open_help_window():
     global fViewHelp
-    print(fViewHelp)
 
     def close_help():
         global fViewHelp
@@ -270,13 +316,13 @@ def main():
     main_menu = Menu()
 
     fond_menu = Menu(tearoff=0)
-    fond_menu.add_command(label="Найти...")
+    fond_menu.add_command(label="Найти...", command=search_window)
     fond_menu.add_separator()
     fond_menu.add_command(label="Добавить", accelerator="F2", command=add_record_window)
     fond_menu.add_command(label="Удалить", accelerator="F3", command=confirm_delete)
     fond_menu.add_command(label="Изменить",  accelerator="F4", command=update_record_window)
     fond_menu.add_separator()
-    fond_menu.add_command(label="Выход", accelerator="ctrl+X", command=close_prog)
+    fond_menu.add_command(label="Выход", accelerator="Ctrl+X", command=close_prog)
 
     help_menu = Menu(tearoff=0)
     help_menu.add_command(label="Содержание", command=open_help_window)