Label(self.page, text="初始样本数据").grid(row=0, sticky=W) self.listBox = ttk.Treeview(self.page, height=15, columns=self.header, show='headings') # 创建表格 self.VScroll = ttk.Scrollbar(self.page, orient='vertical', command=self.listBox.yview) # 创建滚动条 self.listBox.configur...
obj= table.get_children()#获取所有对象foroinobj: table.delete(o)#删除对象if__name__=='__main__':passwin= tkinter.Tk()#窗口win.title('南风丶轻语')#标题screenwidth = win.winfo_screenwidth()#屏幕宽度screenheight = win.winfo_screenheight()#屏幕高度width = 1000height= 500x= int((scre...
root.rowconfigure(1, weight=1) #允许treeview跟着窗口大小一起缩放 def test(): pass #执行排序操作 def treeview_sortColumn(col): global reverseFlag # 定义排序标识全局变量 lst = [(tree_name.set(st,col), st) for st in tree_name.get_children("")] print(lst) # 打印列表 lst.sort(reverse...
⑤xscroll.config(command=table.xview)#水平滚动条绑定table的x轴事件 ⑥xscroll.pack(side=BOTTOM, fill=X)#放置水平滚动条,放在最下面 ⑦yscroll.config(command=table.yview)#垂直滚动条绑定table的y轴事件 ⑧yscroll.pack(side=RIGHT, fill=Y)#垂直滚动条,放置在最右边 ⑨table.pack(fill=BOTH, expand=...
使用tree.get_children()方法可以获取Treeview中所有顶级项目的ID列表。 对每个项目调用Treeview的delete方法以删除它: 使用tree.delete()方法,并传入要删除的项目ID,即可删除对应项目。如果要删除所有项目,可以将tree.get_children()返回的所有项目ID作为参数传递给tree.delete()方法。 确认所有项目已被成功删除: 在...
reloadTreeViewData(self): # get current size of main window curMainWindowHeight = self.parent.winfo_height() curMainWindowWidth = self.parent.winfo_width() #delete all for child in self.tree.get_children(): self.dicData = {} self.tree.delete(child) ...
下面是一个示例代码,演示如何使用Tkinter的treeview展开所有子节点: 代码语言:txt 复制 import tkinter as tk from tkinter import ttk def expand_all(tree): for item in tree.get_children(): tree.item(item, open=True) expand_all(tree) root = tk.Tk() ...
student.stuAge = sageEntry.get() DataBase().updUser(student) clearAndall() #删除dataTreeview里面的数据 def clear(): clearEntry() for item in dataTreeview.get_children(): dataTreeview.delete(item) def addAll(): for o in DataBase().allUser(): ...
Tkinter的Treeview组件是一个用于显示层次数据的多列列表。下面是一个简单的示例,展示了如何使用Treeview: ``` import tkinter as tk from tkinter import ttk def populate_tree(tree): #清空树 tree.delete(*tree.get_children()) #添加一些示例数据 tree.insert("", "end", text="Root", values=("Value...
tree.item(tree.selection()[0], values=["a","b"])#修改#删除 全部 treeview 信息行foritemintree.get_children():#used self.tree insteadprint(item)#tree.delete(item)win=tkinter.Tk() tree= ttk.Treeview(win, columns=('c1','c2'), selectmode="browse", show="tree headings") ...