python import tkinter as tk root = tk.Tk() root.title("tkinter下拉多选示例") listbox = tk.Listbox(root, selectmode=tk.MULTIPLE) scrollbar = tk.Scrollbar(root, orient="vertical", command=listbox.yview) listbox.config(yscrollcommand=scrollbar.set) dropdown_button = tk.Button(root, text...
1.概述 tkinter是python的标准GUI库,用于创建可视界面。 一个人最简单的例子: #导入库fromtkinterimport*#初始化root =Tk()#用到再解释root.mainloop() 也可以设置窗口的标题和属性 fromtkinterimport*root=Tk() root.title('hello')#读取配置文件root.option_readfile('optionDB')#Label用于显示文字的标签控件,...
select、multipleSelect从api中获取选项列表 $form->select($column[, $label])->options([1 => 'foo', 2 => 'bar', '...val' => 'Option name']); 或者从api中获取选项列表: $form->select($column[, $label])->options('/api/users'); 其中api...": 9, "text": "xxx" }, { "id"...
labelpos=W, label_text="fruit", frame_borderwidth=3, frame_relief=RIDGE, command=print_c, selectmode=MULTIPLE) rs.pack() for text in ("apple", "pear", "banana", "lemon", "melon", "peach"): rs.add(text) # 默认选择 rs.invoke("apple") ...
Shift-Control-Tab: selects the tab preceding the currently selected one. Alt-K: where K is the mnemonic (underlined) character of any tab, will select that tab. Multiple notebooks in a single toplevel may be enabled for traversal, including nested notebooks. However, notebook traversal only ...
My reading of the source code and documentation, along with some consulting of CoPilot, leads me to believe that the ending selected in the dropdown is intended to be appended to any filename that lacks an ending, but if I've misunderstood, then perhaps this should be reclassified as a ...
Shift-Control-Tab: selects the tab preceding the currently selected one. Alt-K: where K is the mnemonic (underlined) character of any tab, will select that tab. Multiple notebooks in a single toplevel may be enabled for traversal, including nested notebooks. However, notebook traversal only ...
Control-Tab: selects the tab following the currently selected one. Shift-Control-Tab: selects the tab preceding the currently selected one. Alt-K: where K is the mnemonic (underlined) character of any tab, will select that tab. Multiple notebooks in a single toplevel may be enabled for tr...
list the file extensions associated with each file type (if there's only one extension, it's a string - otherwise, it's a tuple). As you can see on the output screenshot above, the user can select the displayed file type from the dropdown list in the bottom right corner of the ...
Listbox: Listbox widget is not a drop-down. Instead it shows multiple string items contained in it. User can select one or multiple items. Following table shows important attributes of Listbox object: SelectmodeSINGLE – only one item selectable. MULTIPLE - one or more items selectable. EXTEN...