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wxPython wx.Button SetDefault()用法及代碼示例

在本文中,我們將學習與wxPython的wx.Button類關聯的SetDefault()函數。這會將按鈕設置為其頂層窗口(例如,包含該按鈕的麵板或對話框)中的默認項。
通常,按回車鍵會在按下回車鍵時按下默認按鈕。

用法: wx.Button.SetDefault(self)

參數:沒有參數

返回類型:窗口

代碼示例:

import wx 
  
  
class MyDialog(wx.Dialog):
    def __init__(self, parent, title):
        super(MyDialog, self).__init__(parent, title = title, size =(250, 175)) 
        panel = wx.Panel(self) 
        self.btn = wx.Button(panel, wx.ID_OK, label ="Default", 
                                  size =(50, 20), pos =(75, 50)) 
        self.btn1 = wx.Button(panel, wx.ID_OK, label ="Not Default", 
                                     size =(90, 20), pos =(75, 100)) 
  
  
class Mywin(wx.Frame):
  
    def __init__(self, parent, title):
        super(Mywin, self).__init__(parent, title = title, size =(250, 150)) 
        self.InitUI() 
  
    def InitUI(self):
        panel = wx.Panel(self) 
        btn = wx.Button(panel, label ="Click", pos =(75, 10)) 
        btn.Bind(wx.EVT_BUTTON, self.OnModal) 
        # SET BUTTON AS DEFAULT 
        btn.SetDefault() 
  
        self.SetMinSize((600, 400)) 
        self.Centre() 
        self.Show(True) 
  
    def OnModal(self, event):
        a = MyDialog(self, "Dialog").ShowModal() 
  
ex = wx.App() 
Mywin(None, 'Window') 
ex.MainLoop()

輸出窗口:




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注:本文由純淨天空篩選整理自RahulSabharwal大神的英文原創作品 wxPython – SetDefault() function in wx.Button。非經特殊聲明,原始代碼版權歸原作者所有,本譯文未經允許或授權,請勿轉載或複製。