回答編集履歴
2
コードの修正、変数名の整理
test
CHANGED
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@@ -28,15 +28,13 @@
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```python
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-
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-
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import tkinter as tk
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def resized(e):
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cv = e.widget # <-- bind 対象は win ではなく canvas
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canvas = e.widget # <-- bind 対象は win ではなく canvas
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column = 3
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@@ -52,17 +50,25 @@
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# キャンバスサイズを元に計算する。
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width = cv.winfo_width()
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canvas_width = canvas.winfo_width()
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height = cv.winfo_height()
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canvas_height = canvas.winfo_height()
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# 等間隔に分割する際の、セルの縦横幅
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cell_width = canvas_width // column
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cell_height = canvas_height // row
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cv.delete("oval")
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canvas.delete("oval")
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for x in range(width//
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for x in range(cell_width//2, canvas_width, cell_width):
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for y in range(height//
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for y in range(cell_height//2, canvas_height, cell_height):
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x1, x2 = x-r, x+r
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@@ -70,7 +76,7 @@
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cv.create_oval(x1, y1, x2, y2, tag="oval", fill="red", outline="blue", width=5)
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canvas.create_oval(x1, y1, x2, y2, tag="oval", fill="red", outline="blue", width=5)
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@@ -84,15 +90,13 @@
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cv = tk.Canvas(win)
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canvas = tk.Canvas(win)
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cv.grid(row=0, column=0, sticky="nsew")
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canvas.grid(row=0, column=0, sticky="nsew")
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cv.bind("<Configure>", resized) # <-- win.bind ではなく canvas のイベントにする
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canvas.bind("<Configure>", resized) # <-- win.bind ではなく canvas のイベントにする
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win.mainloop()
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-
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```
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1
コードを追加
test
CHANGED
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@@ -26,6 +26,80 @@
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```python
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import tkinter as tk
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def resized(e):
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cv = e.widget # <-- bind 対象は win ではなく canvas
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column = 3
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row = 2
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r = 50
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# 他のウィジェットを表示する時、
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# ウィンドウサイズとキャンバスのサイズは一致しないことがあるので、
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# キャンバスサイズを元に計算する。
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54
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55
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width = cv.winfo_width()
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height = cv.winfo_height()
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cv.delete("oval")
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for x in range(width//column//2, width, width//column):
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for y in range(height//row//2, height, height//row):
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x1, x2 = x-r, x+r
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y1, y2 = y-r, y+r
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cv.create_oval(x1, y1, x2, y2, tag="oval", fill="red", outline="blue", width=5)
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if __name__ == '__main__':
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win = tk.Tk()
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win.rowconfigure(0, weight=1)
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win.columnconfigure(0, weight=1)
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cv = tk.Canvas(win)
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cv.grid(row=0, column=0, sticky="nsew")
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cv.bind("<Configure>", resized) # <-- win.bind ではなく canvas のイベントにする
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win.mainloop()
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```
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102
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29
103
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----
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30
104
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31
105
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尚、tk.Tk() 直下で所得してるウィンドウのサイズですが、
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