1 files changed, 55 insertions, 0 deletions
diff --git a/python-graphics/test.py b/python-graphics/test.py
new file mode 100644
index 0000000..d5838c5
--- /dev/null
+++ b/python-graphics/test.py
@@ -0,0 +1,55 @@
+import tkinter as tk
+
+class ListFrame(tk.Frame):
+    def __init__(self, master, items=[]):
+        super().__init__(master)
+        self.list = tk.Listbox(self)
+        self.scroll = tk.Scrollbar(self, orient=tk.VERTICAL,
+                                   command=self.list.yview)
+        self.list.config(yscrollcommand=self.scroll.set)
+        self.list.insert(0, *items)
+        self.list.pack(side=tk.LEFT)
+        self.scroll.pack(side=tk.LEFT, fill=tk.Y)
+
+    def pop_selection(self):
+        index = self.list.curselection()
+        if index:
+            value = self.list.get(index)
+            self.list.delete(index)
+            return value
+
+    def insert_item(self, item):
+        self.list.insert(tk.END, item)
+
+class App(tk.Tk):
+    def __init__(self):
+        super().__init__()
+        months = ["Январь", "Февраль", "Март", "Апрель",
+                  "Май", "Июнь", "Июль", "Август", "Сентябрь",
+                  "Октябрь", "Ноябрь", "Декабрь"]
+        self.frame_a = ListFrame(self, months)
+        self.frame_b = ListFrame(self)
+        self.btn_right = tk.Button(self, text=">",
+                                   command=self.move_right)
+        self.btn_left = tk.Button(self, text="<",
+                                  command=self.move_left)
+
+        self.frame_a.pack(side=tk.LEFT, padx=10, pady=10)
+        self.frame_b.pack(side=tk.RIGHT, padx=10, pady=10)
+        self.btn_right.pack(expand=True, ipadx=5)
+        self.btn_left.pack(expand=True, ipadx=5)
+
+    def move_right(self):
+        self.move(self.frame_a, self.frame_b)
+    def move_left(self):
+        self.move(self.frame_b, self.frame_a)
+
+    def move(self, frame_from, frame_to):
+        value = frame_from.pop_selection()
+        if value:
+            frame_to.insert_item(value)
+
+if __name__ == "__main__":
+    app = App()
+    app.mainloop()
+