frame2_window = main_canvas.create_window(0, 0, anchor=tk.NW, window=canvas_histogram_widget) # 更新窗口 result_window.update() # 进入 Tkinter 主事件循环 result_window.mainloop() 注意所有的组件和绘制的图形最后都要在canvas(代码中的main_canvas)进行显示(绑定),这样在canvas绑定的滚动条才能拖动所...
import tkinter as tk root=tk.Tk() #Creates the main window listbox=tk.Listbox(root) #Create a listbox widget listbox.pack(padx=10,pady=10,fill=tk.BOTH,expand=True) #fill=tk.BOTH, stretch vertically and horizontally #fill=tk.Y, stretch vertically #fill=tk.X, stretch horizontally 如...
Tkinter GUI都是按照层次来创建的,默认你可以有一个根窗口(root window). 一,Tkinter介绍 Tkinter是一个python模块,是一个调用Tcl/Tk的接口,它是一个跨平台的脚本图形界面接口。Tkinter不是唯一的python图形编 程接口,但是是其中比较流行的一个。最大的特点是跨 一,Tkinter介绍 Tkinter 是一个python模块,是一个调...
self.yes_button.pack(side='left',expand=True,padx=10,pady=10)self.no_button=Button(self,text='会',width='10',height='1',command=self.no_command)self.no_button.pack(side='right',expand=True,padx=10,pady=10)else:load=Image.open('-1.jpg').resize((180,180))# load = ChildWind...
def say_hello():label.config(text="Hello World!")#创建一个顶级窗口(root window),这是整个GUI程序的基础。root = tk.Tk()#创建一个标签(Label),设置其初始文本为"Click the button to say hello!",并将其添加到根窗口中。label = tk.Label(root, text="Click the button to say hello!")label....
text= event.widget.get("1.0","end") count= len(text.replace("\n",""))print("Character count:", count) root=tk.Tk() text=tk.Text(root) text.bind("<KeyRelease>", count_characters) text.pack() root.mainloop() 10、为Menu组件(菜单)绑定回调函数 ...
widget == resize_left: canvas.coords(rectangle, x+delta_x, y, w-delta_x, h) elif event.widget == resize_top: canvas.coords(rectangle, x, y+delta_y, w, h-delta_y) elif event.widget == resize_right: canvas.coords(rectangle, x, y, w+delta_x, h) elif event.widget == resize...
We create a label widget and configure its text to display the initial click count. We use string formatting to dynamically include the variable value. We place the label on the window using thegridgeometry manager. We create a button widget with the text “Click Me!” and connect it to ...
(cvimage) pilImage = pilImage.resize((self.image_width, self.image_height), Image.ANTIALIAS) tkImage = ImageTk.PhotoImage(image=pilImage) return tkImage # 拍照按钮,写入图片 def Photograph(self): # 图片文件夹路径 path = './data/123' # path文件夹下的文件列表 files = os.listdir(path)...
下面是代码: from PyQt5 import QtCore, QtWidgets, QtGuiimport sysDR = QtWidgets.QApplication(sys.argv)win = QtWidgets.QWidget()screen = DR.primaryScreen()size = screen.size()w = size.width()h = size.height()win.resize(w, h)win.setWindowTitle("Dark Reader")win.setAttribute(QtCore....