wxPython – wx.RadioBox 中的 GetItemHelpText()函数
在本文中,我们将学习与 wxPython 的 wx.RadioBox 类关联的 GetItemHelpText()函数。 GetItemHelpText()函数仅用于返回与指定项目关联的帮助文本(如果有)或“”。
它将项目索引作为参数。
Syntax: wx.RadioBox.GetItemHelpText(self, item)
Parameters:
Parameter | Input Type | Description |
---|---|---|
item | int | The zero-based item index. |
Return Type: string
代码示例:
import wx
class FrameUI(wx.Frame):
def __init__(self, parent, title):
super(FrameUI, self).__init__(parent, title = title, size =(300, 200))
# function for in-frame components
self.InitUI()
def InitUI(self):
# parent panel for radio box
pnl = wx.Panel(self)
# list of choices
lblList = ['Radio One', 'Radio Two']
# create radio boc containing above list
self.rbox = wx.RadioBox(pnl, label ='RadioBox', pos =(80, 10), choices = lblList,
majorDimension = 1, style = wx.RA_SPECIFY_COLS)
# set help for item index 1
self.rbox.SetItemHelpText(1, "Second Item")
# print help text associated with item index 1
print (self.rbox.GetItemHelpText(1))
# set frame in centre
self.Centre()
# set size of frame
self.SetSize((400, 250))
# show output frame
self.Show(True)
# wx App instance
ex = wx.App()
# Example instance
FrameUI(None, 'RadioButton and RadioBox')
ex.MainLoop()
控制台输出:
Second Item
输出窗口: