Created
January 13, 2019 02:19
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""" tkinter.Frame 継承 | |
""" | |
import tkinter as tk | |
from PIL import ImageTk | |
class Application(tk.Frame): | |
""" メイン | |
同ディレクトリに cat01.png , cat02.png を配置する必要があります | |
$ pip install Pillow | |
も必要です | |
""" | |
def __init__(self, master=None): | |
super().__init__(master) | |
self.callnum = 0 | |
self.img_data = ImageTk.PhotoImage(file=self.get_imagename()) | |
self.pack() | |
self.create_widgets() | |
def get_imagename(self): | |
""" ファイル名生成 """ | |
self.callnum += 1 | |
filename = 'cat{:02d}.jpg'.format((self.callnum % 2) + 1) | |
# print('image: {}'.format(filename)) | |
return filename | |
def create_widgets(self): | |
""" widgets 生成 | |
""" | |
#キャンバスエリア | |
self.image_canvas = tk.Canvas(self, width=800, height=660) | |
self.image_canvas.create_image(0, 0, image=self.img_data, anchor=tk.NW, tag="cats") | |
#キャンバスバインド | |
self.image_canvas.place(x=0, y=0) | |
self.image_canvas.pack(side="top") | |
self.hi_there = tk.Button(self) | |
self.hi_there["text"] = "Click Me" | |
self.hi_there["command"] = self.say_hi | |
self.hi_there.pack(side="top") | |
self.quit = tk.Button(self, text="QUIT", fg="red", | |
command=TKROOT.destroy) | |
self.quit.pack(side="bottom") | |
def say_hi(self): | |
""" 動作 | |
""" | |
self.img_data = ImageTk.PhotoImage(file=self.get_imagename()) | |
self.image_canvas.itemconfig("cats", image=self.img_data, anchor=tk.NW) | |
TKROOT = tk.Tk() | |
TKROOT.title(u"TkinterのCanvasを使ってみる") | |
TKROOT.geometry("805x720") #ウインドウサイズ(「幅x高さ」で指定) | |
APP = Application(master=TKROOT) | |
APP.mainloop() |
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