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查询Tags标签: var4,共有 5条记录-
python gui
代码: # encoding:utf-8 import tkinter as tkroot = tk.Tk() root.title("Small Calculator") root.geometry(500x300)var1 = tk.DoubleVar() label1 = tk.Label(text="第一个数字", width=20, height=2) label1.pack() entry1 = tk.Entry(width=20…
2021/12/11 17:19:51 人评论 次浏览 -
python gui
代码: # encoding:utf-8 import tkinter as tkroot = tk.Tk() root.title("Small Calculator") root.geometry(500x300)var1 = tk.DoubleVar() label1 = tk.Label(text="第一个数字", width=20, height=2) label1.pack() entry1 = tk.Entry(width=20…
2021/12/11 17:19:51 人评论 次浏览 -
python gui
运行截图:代码: # encoding:utf-8 import tkinter as tkroot = tk.Tk() root.title("Small Calculator") root.geometry(500x300)var1 = tk.DoubleVar() label1 = tk.Label(text="第一个数字", width=20, height=2) label1.pack() entry1 = tk.Entr…
2021/12/11 17:19:14 人评论 次浏览 -
python gui
运行截图:代码: # encoding:utf-8 import tkinter as tkroot = tk.Tk() root.title("Small Calculator") root.geometry(500x300)var1 = tk.DoubleVar() label1 = tk.Label(text="第一个数字", width=20, height=2) label1.pack() entry1 = tk.Entr…
2021/12/11 17:19:14 人评论 次浏览 -
guava EventBus源码阅读
post → @Subscribe 方法流程 1.post 调用EventBus this.dispatcher.dispatch(event, eventSubscribers); 2.dispatcher = Dispatcher.perThreadDispatchQueue() 3. new Dispatcher.PerThreadQueuedDispatcher() = new PerThreadQueuedDispatcher(queue,dispatching) 4. …
2021/7/2 9:51:21 人评论 次浏览