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トップPython 3.xに関する質問Python3 tkinter whileループを開始するとボタンが押せなくなる

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回答編集履歴

1

終了処理修正

2018/09/19 12:33

投稿

opyon
opyon

スコア1009

test CHANGED
@@ -8,6 +8,8 @@
8
8
 
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9
 
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10
 
11
+ レイアウトは冗長なので割愛。
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+
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  ```Python3
12
14
 
13
15
  # coding=UTF-8
@@ -30,41 +32,71 @@
30
32
 
31
33
  def __init__(self, master = None):
32
34
 
35
+
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+
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37
  self.th_main = None
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38
 
39
+ self.update_time = 0.02
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+
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+
42
+
35
- tk.Frame.__init__(self, master)
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+ super().__init__(master)
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44
 
37
45
  self.master.title("Sample Stop Watch")
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46
 
39
- self.master.bind("<Control-q>", self.quit)
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-
41
- self.master.geometry("280x160")
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+ self.master.geometry("300x200")
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+
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+
50
+
42
-
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+ # レイアウト？
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+
43
-
53
+ # must be top, bottom, left, or right
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+
44
-
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+ self.f1 = tk.Frame(self)
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+
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+ self.f1.lbl_total = tk.Label(self, text = "0.00", font = ("", 30))
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+
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+ self.f1.lbl_total.pack()
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+
45
- self.lbl_msg = tk.Label(master, text = "<quit:Control-q>")
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+ self.f1.lbl_lap = tk.Label(self, text = "0.00", font = ("", 20))
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-
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+
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- self.lbl_msg.pack(side = "top")
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+ self.f1.lbl_lap.pack()
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+
48
-
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+ self.f1.pack()
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+
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+
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+
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+ self.f2 = tk.Frame(self)
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+
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- self.lbl_lap = tk.Label(master, text = "0.00")
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+ self.f2.btn_run = tk.Button(self.f2, text = "run"
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-
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- self.lbl_lap.pack(side = "top")
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+
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-
53
-
54
-
55
- self.btn_run = tk.Button(master, text = "run", command = self.run)
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+ , width = 20, command = self.run)
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-
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+
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- self.btn_run.pack()
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+ self.f2.btn_run.pack()
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+
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-
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+ self.f2.btn_lap = tk.Button(self.f2, text = "lap"
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+
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+ , width = 20, command = self.lap)
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+
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+ self.f2.btn_lap.pack()
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+
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- self.btn_end = tk.Button(master, text = "end", command = self.end)
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+ self.f2.btn_end = tk.Button(self.f2, text = "end"
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+
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-
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+ , width = 20, command = self.end)
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+
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- self.btn_end.pack()
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+ self.f2.btn_end.pack()
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-
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+
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- self.btn_quit = tk.Button(master, text = "quit", command = self.quit)
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+ self.f2.btn_quit = tk.Button(self.f2, text = "quit"
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+
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-
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+ , width = 20, command = self.quit)
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+
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- self.btn_quit.pack()
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+ self.f2.btn_quit.pack()
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+
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-
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+ self.f2.pack()
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+
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+
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+
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-
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+ # メインループ
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100
 
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  def loop(self):
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102
 
@@ -72,63 +104,129 @@
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104
 
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105
  timer_start = time.time()
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+ self.timer_lap_total = 0
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+
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+
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+
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111
  self.stop_flg = False
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+ self.stop_lap = False
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+
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116
 
79
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  while not self.stop_flg:
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+ # 更新時間
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+
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- time.sleep(0.01)
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+ time.sleep(self.update_time)
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+
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+
124
+
82
-
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+ # トータル更新
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+
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- timer_lap = time.time() - timer_start
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+ timer_total = time.time() - timer_start
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+
84
-
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+ out_total = round(timer_total, 2)
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+
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+
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+
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+ self.f1.lbl_total.configure(text = out_total)
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+
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+
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+
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+ # ラップ更新
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+
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+ if not self.stop_lap:
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+
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+ timer_lap = timer_total - self.timer_lap_total
142
+
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- out_lap = round(timer_lap, 2)
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+ out_lap = round(timer_lap, 2)
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-
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+
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- self.lbl_lap.configure(text = out_lap)
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+ self.f1.lbl_lap.configure(text = out_lap)
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+
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+
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+
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-
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+ # スレッド開始処理
89
-
90
150
 
91
151
  def run(self):
92
152
 
93
153
  print('Start!')
94
154
 
95
- # スレッド開始処理
96
-
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- self.th_main
98
-
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- if not self.th_main:
155
+ if self.th_main == None:
100
-
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+
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- self.th_main = th.Thread(target = self.loop).start()
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+ self.th_main = th.Thread(target = self.loop)
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+
102
-
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+ self.th_main.start()
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+
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+
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+
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-
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+ # ラップ計算
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+
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+ def lap(self):
166
+
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+ if self.stop_lap:
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+
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+ print('Start Lap!')
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+
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+ self.timer_lap_tmp = time.time() - self.timer_lap_tmp
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+
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+ self.timer_lap_total += self.timer_lap_tmp
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+
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+ self.stop_lap = False
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+
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+ else:
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+
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+ print('Stop Lap!')
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+
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+ self.stop_lap = True
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+
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+ self.timer_lap_tmp = time.time()
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+
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+
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+
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+ # スレッド終了処理
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188
 
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189
  def end(self):
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190
 
107
- self.th_join()
108
-
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191
  print('Stop!')
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192
 
111
-
112
-
113
193
  self.stop_flg = True
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194
 
115
195
 
116
196
 
117
- # スレッド終了処理
118
-
119
- def th_join(self):
120
-
121
197
  if self.th_main:
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198
 
199
+
200
+
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+ print("end 2-1")
202
+
123
- self.th_main.join()
203
+ print(self.th_main)
124
204
 
125
205
  self.th_main = None
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206
 
127
-
207
+ print(self.th_main)
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+
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+
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+
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+ # うまく止まらないので=Noneに変更
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+
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+ # self.th_main.th_join()
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+
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+ # self.th_main.stop()
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+
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+
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+
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+ print("end 3-1")
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+
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+
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+
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+ # フォームを閉じる
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224
 
129
225
  def quit(self):
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226
 
227
+ self.stop_flg = True
228
+
131
- self.th_join()
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+ self.th_main = None
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230
 
133
231
  sys.exit()
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232
 
@@ -146,8 +244,4 @@
146
244
 
147
245
  ss.mainloop()
148
246
 
149
- ss.th_main.join()
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-
151
-
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-
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247
  ```