add ch7

Author: macs1207

README.md

@@ -25,6 +25,8 @@
     2. [API](https://hackmd.io/@macs1207/HJF56PlnS#/3)
 - [CH6 Python[5]](https://hackmd.io/@macs1207/BkU_hwqnS#)
     1. [Flask](https://hackmd.io/@macs1207/BkU_hwqnS#/2)
+- [CH7 Python[6]](https://hackmd.io/@macs1207/HJCrrO76r#)
+    1. [Tkinter](https://hackmd.io/@macs1207/HJCrrO76r#/2)
 
 
 # 作者

ch7/calculator.py

@@ -0,0 +1,33 @@
+from tkinter import *
+
+
+class Caculator:
+    def __init__(self, root):
+        self.root = root
+        self.result = 0
+        inputEntry = Entry(root)
+        inputEntry.pack(padx=10, pady=10, fill=X)
+        caculateButton = Button(root, text="Caculate", width=10,
+                                height=1, font=["Arial", 22], command=lambda: self.caculate(inputEntry.get(), resultVar))
+        caculateButton.pack(padx=10, pady=10, fill=X)
+        resultVar = IntVar()
+        resultLabel = Label(root, textvariable=resultVar,
+                            font=["Arial", 22])
+        resultLabel.pack(padx=10, pady=10, fill=X)
+
+    def caculate(self, input, result):
+        try:
+            result.set(eval(input))
+        except SyntaxError:
+            result.set("Invalid Input.")
+
+
+def main():
+    root = Tk()
+    root.title("計算機")
+    Caculator(root)
+    root.mainloop()
+
+
+if __name__ == "__main__":
+    main()

ch7/horse_racing.py

@@ -0,0 +1,55 @@
+from tkinter import *
+import random
+
+# class init
+
+
+def gui_init():
+    root.title("Horse Racing")
+    screeenWidth = root.winfo_screenwidth()
+    screeenHeight = root.winfo_screenheight()
+    w = 400
+    h = 300
+    root.geometry("{}x{}+{}+{}".format(w, h, (screeenWidth - w) //
+                                       2, (screeenHeight - h) // 2))
+
+
+def goalGenerate():
+    goalLbl = []
+    for i in range(8):
+        goalLbl.append(Label(root, text="|", font=("Consolas", 16)))
+        goalLbl[i].place(x=385, y=0 + i * 30)
+
+
+def horseGenerate():
+    horseLbl = []
+    for i in range(8):
+        horseLbl.append(
+            Label(root, text="~/-\^", font=("Consolas", 16), relief="raised"))
+        horseLbl[i].place(x=0, y=0 + i * 30)
+    return horseLbl
+
+
+def horseMove(horse):
+    location = [0] * 8
+
+    def move():
+        idx = random.randrange(8)
+        location[idx] += 10
+        for i in range(8):
+            horse[i].place(x=location[i], y=0 + i * 30)
+        if(location[idx] < 330):
+            root.after(10, move)
+        else:
+            endMsg = Label(root, text="Horse " + str(idx + 1) +
+                           " wins!", font=("Consolas", 16))
+            endMsg.place(y=260)
+    move()
+
+
+root = Tk()
+gui_init()
+goalGenerate()
+horseLbl = horseGenerate()
+horseMove(horseLbl)
+root.mainloop()

ch7/tk_basic.py

@@ -0,0 +1,5 @@
+import tkinter
+
+root = tkinter.Tk()
+# 進入mainloop
+root.mainloop()

ch7/tk_button.py

@@ -0,0 +1,31 @@
+import tkinter
+
+on_hit = False
+
+
+def hit_me():
+    global on_hit
+    if on_hit:
+        on_hit = False
+        var.set('12/17有活動')
+    else:
+        on_hit = True
+        var.set('12/26也有')
+
+
+# 初始化
+root = tkinter.Tk()
+root.title('109-NKUST Information Technology Club')
+root.geometry('480x360')
+
+# 用來存 label 的文字
+var = tkinter.StringVar()
+var.set('12/17有活動')
+# textvariable 參數用來指定 StringVar 物件
+lable = tkinter.Label(root, textvariable=var, bg='white',
+                      font=('Arial', 12), width=30, height=2)
+lable.place(relx=0.5, rely=0.5, anchor='center')
+b = tkinter.Button(root, text='點一下', width=15,
+                   height=2, command=hit_me).pack()
+
+root.mainloop()

ch7/tk_entry.py

@@ -0,0 +1,17 @@
+import tkinter
+
+def hit_me():
+    var = e.get()
+    # 可以把 insert 換成 end 試試看
+    t.insert('insert', var)
+
+root = tkinter.Tk()
+root.title('109-NKUST Information Technology Club')
+root.geometry('480x360')
+e = tkinter.Entry(root)
+e.pack()
+b = tkinter.Button(root, text='點一下insert', width=15, height=2, command=hit_me)
+b.pack()
+t = tkinter.Text(root, height=5)
+t.pack()
+root.mainloop()

ch7/tk_grid.py

@@ -0,0 +1,38 @@
+from tkinter import *
+
+class Main:
+    def __init__(self, root):
+        self.root = root
+
+    def main(self):
+        buttons = []
+
+        # Button 0
+        button = Button(self.root, text=0, width=30, height=5)
+        buttons.append(button)
+
+        # Button 1~9
+        for i in range(1, 10):
+            button = Button(self.root, text=str(i), width=10, height=5)
+            buttons.append(button)
+            
+        for row in range(3):
+            for column in range(3):
+                index = row * 3 + column + 1
+                buttons[index].grid(row=row, column=column)
+        buttons[0].grid(row=3, column=0, columnspan=3)
+
+def main():
+    root = Tk()
+
+    # 視窗標題
+    title = "標題"
+
+    screenWidth = root.winfo_screenwidth()
+    screenHeight = root.winfo_screenheight()
+    root.title(title)
+    Main(root).main()
+    root.mainloop()
+
+if __name__ == "__main__":
+    main()

ch7/tk_label.py

@@ -0,0 +1,18 @@
+import tkinter
+root = tkinter.Tk()
+
+#視窗名稱
+root.title('109-NKUST Information Technology Club')
+
+#視窗大小
+root.geometry('480x360')
+
+# text:要顯示的文字
+# bg:背景顏色
+# font:自型設定
+# width, height:寬, 高
+lable = tkinter.Label(root, text='12/17有活動', bg='white',
+                 font=('Arial', 12), width=30, height=2)
+
+lable.place(relx=0.5, rely=0.5, anchor='center')
+root.mainloop()

ch7/tk_template.py

@@ -0,0 +1,32 @@
+from tkinter import *
+
+class Main:
+    def __init__(self, root):
+        self.root = root
+
+    def main(self):
+        # 新增元件及排版可以寫在這裡
+        pass
+
+def main():
+    root = Tk()
+
+    # 視窗寬度
+    width = 256
+
+    # 視窗高度
+    height = 256
+
+    # 視窗標題
+    title = "標題"
+
+    screenWidth = root.winfo_screenwidth()
+    screenHeight = root.winfo_screenheight()
+    root.geometry("{}x{}+{}+{}".format(width, height,
+                                       (screenWidth - width) // 2, (screenHeight - height) // 2))
+    root.title(title)
+    Main(root).main()
+    root.mainloop()
+
+if __name__ == "__main__":
+    main()