diff --git a/计算器.py b/计算器.py index 8347154..66795c7 100644 --- a/计算器.py +++ b/计算器.py @@ -12,22 +12,23 @@ window.resizable(False, False) # 设置窗口标题 window.title('计算器') # 背景颜色 -window.config(background="blue") +#window.config(background="BlueViolet") +window.config(background="Blue") # 自动刷新字符串变量，可用 set 和 get 方法进行传值和取值 content_var = tk.StringVar(window, '') # 创建单行文本框 -content_entry = tk.Entry(window, textvariable=content_var) +content_entry = tk.Entry(window, textvariable=content_var, bd=10) # 设置文本框为只读 content_entry['state'] = 'readonly' # 设置文本框坐标及宽高 -content_entry.place(x=20, y=10, width=300, height=30) +content_entry.place(x=20, y=10, width=300, height=38) record_text = tk.Text(window, wrap=tk.WORD, height=10) record_text.place(x=320, y=50, width=180, height=240) # 按钮显示内容 -value = ['e^x','√', 'π', '%', '//','ln', - '**','⌫', '(', ')', '/','lg', +value = ['eˣ','π', '**', '%', '//','ln', + '√','⌫', '(', ')', '/','lg', 'x!','7', '8', '9', '*','tan', 'x³','4', '5', '6', '-','cos', 'x²','1', '2', '3', '+','sin',] @@ -42,46 +43,60 @@ for row in range(5): d = value[index] index += 1 if (row==1 and (col==1 or col==2 or col==3)): - btn_digit = tk.Button(window, text=d, command=lambda x=d: onclick(x), bg="gray", fg="black") + btn_digit = tk.Button(window, text=d, font=("Helvetica", 14, "bold"), + command=lambda x=d: onclick(x), bg="gray", fg="black") btn_digit.place(x=20 + col * 50, y=50 + row * 40, width=50, height=40) elif (row==2 and (col==1 or col==2 or col==3)): - btn_digit = tk.Button(window, text=d, command=lambda x=d: onclick(x), bg="LightPink", fg="red") + btn_digit = tk.Button(window, text=d, font=("Helvetica", 14, "bold"), + command=lambda x=d: onclick(x), bg="LightPink", fg="red") btn_digit.place(x=20 + col * 50, y=50 + row * 40, width=50, height=40) elif (row==3 and (col==1 or col==2 or col==3)): - btn_digit = tk.Button(window, text=d, command=lambda x=d: onclick(x), bg="LightPink", fg="red") + btn_digit = tk.Button(window, text=d, font=("Helvetica", 14, "bold"), + command=lambda x=d: onclick(x), bg="LightPink", fg="red") btn_digit.place(x=20 + col * 50, y=50 + row * 40, width=50, height=40) elif (row==4 and (col==1 or col==2 or col==3)): - btn_digit = tk.Button(window, text=d, command=lambda x=d: onclick(x), bg="LightPink", fg="red") + btn_digit = tk.Button(window, text=d, font=("Helvetica", 14, "bold"), + command=lambda x=d: onclick(x), bg="LightPink", fg="red") + btn_digit.place(x=20 + col * 50, y=50 + row * 40, width=50, height=40) + elif (col==5): + btn_digit = tk.Button(window, text=d, font=("Helvetica", 14, "bold"), + command=lambda x=d: onclick(x), bg="orange", fg="blue") btn_digit.place(x=20 + col * 50, y=50 + row * 40, width=50, height=40) - else: - btn_digit = tk.Button(window, text=d, command=lambda x=d: onclick(x), bg="DeepSkyBlue", fg="purple") + btn_digit = tk.Button(window, text=d, font=("Helvetica", 14, "bold"), + command=lambda x=d: onclick(x), bg="DeepSkyBlue", fg="purple") btn_digit.place(x=20 + col * 50, y=50 + row * 40, width=50, height=40) for l in range(5): c = value0[index0] index0 += 1 if (l == 2): - btn_digit = tk.Button(window, text=c, command=lambda x=c: onclick(x), bg="LightPink", fg="red") + btn_digit = tk.Button(window, text=c, font=("Helvetica", 14, "bold"), + command=lambda x=c: onclick(x), bg="LightPink", fg="red") btn_digit.place(x=20 + l * 50, y=250, width=50, height=40) elif (l == 0): - btn_digit = tk.Button(window, text=c, command=lambda x=c: onclick(x), bg="SpringGreen", fg="red") + btn_digit = tk.Button(window, text=c, font=("Helvetica", 14, "bold"), + command=lambda x=c: onclick(x), bg="SpringGreen", fg="red") btn_digit.place(x=20 + l * 50, y=250, width=50, height=40) elif (l == 1): - btn_digit = tk.Button(window, text=c, command=lambda x=c: onclick(x), bg="yellow", fg="red") + btn_digit = tk.Button(window, text=c, font=("Helvetica", 14, "bold"), + command=lambda x=c: onclick(x), bg="yellow", fg="red") btn_digit.place(x=20 + l * 50, y=250, width=50, height=40) elif (l == 3): - btn_digit = tk.Button(window, text=c, command=lambda x=c: onclick(x), bg="SkyBlue", fg="red") + btn_digit = tk.Button(window, text=c, font=("Helvetica", 14, "bold"), + command=lambda x=c: onclick(x), bg="SkyBlue", fg="red") btn_digit.place(x=20 + l * 50, y=250, width=50, height=40) else: - btn_digit = tk.Button(window, text=c, command=lambda x=c: onclick(x), bg="LightCoral", fg="black") + btn_digit = tk.Button(window, text=c, font=("Helvetica", 14, "bold"), + command=lambda x=c: onclick(x), bg="LightCoral", fg="black") btn_digit.place(x=220, y=250, width=100, height=40) lab_text_record = tk.Label(window, text='历史记录', font=("Helvetica", 14, "bold"), bg="white", fg="black") lab_text_record.place(x=320, y=10, width=180, height=40) # 添加清除历史记录按钮 -btn_clear_record = tk.Button(window, text='清除记录', command=lambda: record_text.delete(1.0, tk.END), bg="white", fg="black") +btn_clear_record = tk.Button(window, text='清除记录', font=("Helvetica", 14, "bold"), + command=lambda: record_text.delete(1.0, tk.END), bg="white", fg="black") btn_clear_record.place(x=320, y=250, width=180, height=40) # 点击事件 @@ -145,9 +160,10 @@ def onclick(key): else: tk.messagebox.showerror('错误', '在实数范围内，负数不能算数平方根！') return - elif key == 'e^x': + elif key == 'eˣ': # 添加常数e的x次方 - content = exp(eval(content)) + #content = exp(eval(content)) + content += 'e**' elif key == '⌫': # 删除最后一个字符 content = content[:-1] @@ -183,15 +199,20 @@ def onclick(key): # 添加常数π content += 'π' elif key == 'sin': - content = sin(eval(content)) + #content = sin(eval(content)) + content += 'sin(' elif key == 'cos': - content = cos(eval(content)) + #content = cos(eval(content)) + content += 'cos(' elif key == 'tan': - content = tan(eval(content)) + #content = tan(eval(content)) + content += 'tan(' elif key == 'lg': - content = log10(eval(content)) + #content = log10(eval(content)) + content += 'log10(' elif key == 'ln': - content = log(eval(content)) + #content = log(eval(content)) + content += 'log(' elif key == 'rad': content = str(eval(content)) + ' rad' @@ -201,5 +222,4 @@ def onclick(key): # 运行主循环 window.mainloop() -# 2 + 9 * ((3*12) - 8) // 10 = - +# 2 + 9 * ((3*12) - 8) // 10 = 27