[update] pybfm.py を TkinterDnD2 がなくても起動するよう変更

.gitignore

@@ -6,5 +6,7 @@ build/
 *.bak
 *.old
 
-
 out/
+
+.mypy_cache
+tkinterdnd2

lib/pybfm.py

@@ -1,7 +1,12 @@
 #!/usr/bin/env python3
 
 from tkinter import *
-from tkinterdnd2 import *
+try:
+    from tkinterdnd2 import *
+except ImportError:
+    dnd = False
+else:
+    dnd = True
 import os
 import sys
 import pyboard
@@ -174,7 +179,10 @@ def do_nothing():
 ##### メイン #####
 
 # メインウィンドウの生成
-root = TkinterDnD.Tk()
+if dnd:
+    root = TkinterDnD.Tk()
+else:
+    root = Tk()
 root.title('PyBfm')
 root.geometry('400x300')
 pmenu = Menu(root, tearoff=0)
@@ -191,8 +199,9 @@ pmenu.add_command(label="閉じる", command=do_nothing)
 frame = Frame(root)
 # Listboxウィジェットの生成
 listbox = Listbox(frame, selectmode=EXTENDED)
-listbox.drop_target_register(DND_FILES)
-listbox.dnd_bind('<<Drop>>', listbox_drop)
+if dnd:
+    listbox.drop_target_register(DND_FILES)
+    listbox.dnd_bind('<<Drop>>', listbox_drop)
 listbox.bind("<KeyPress>", input_key)
 listbox.bind("<Double-Button-1>", dbl_click)
 listbox.bind("<Button-3>", pop_menu)