[英]wxPython: Context dialog popup
在Windows对话框中,有时会有一个小的?
右上角的按钮。 它的用法是点击?
,然后光标变为带有?
的箭头?
,然后在对话框内单击小部件,然后将显示一个弹出帮助提示框。
这是我的类定义的样子:
class Frame(wx.Frame):
def __init__(self, parent, title):
wx.Frame.__init__(self, parent=parent, id=wx.ID_ANY, title=title,
style=(wx.DEFAULT_FRAME_STYLE | wx.WS_EX_CONTEXTHELP) ^
(wx.RESIZE_BORDER | wx.MAXIMIZE_BOX | wx.MINIMIZE_BOX),
pos=(20, 20))
self.SetExtraStyle(wx.FRAME_EX_CONTEXTHELP)
self.createOtherStuffHere()
self.Show()
我如何告诉小部件其帮助提示框应显示: "This button cooks spam, ham, and eggs"
查看上下文帮助类
需要注意的重要事情是您必须初始化帮助提供程序,例如
provider = wx.SimpleHelpProvider()
wx.HelpProvider_Set(provider)
并为小部件设置帮助文本,例如
panel.SetHelpText("This is a wx.Panel.")
工作示例:
import wx
class Frame(wx.Frame):
def __init__(self, parent, title):
wx.Frame.__init__(self, parent=parent, id=wx.ID_ANY, title=title,
style=(wx.DEFAULT_FRAME_STYLE | wx.WS_EX_CONTEXTHELP) ,
pos=(20, 20))
self.SetExtraStyle(wx.FRAME_EX_CONTEXTHELP)
self.CreateStatusBar()
self.createOtherStuffHere()
self.Show()
def createOtherStuffHere(self):
panel = wx.Panel(self)
panel.SetHelpText("This is a wx.Panel.")
self.label = wx.StaticText(panel, style=wx.WS_EX_CONTEXTHELP, label="Click me I may provide some help?", size=(200,30))
self.label.SetHelpText("This is the help though not so helpful!")
self.edit = wx.TextCtrl(panel, pos=(20,50))
self.edit.SetHelpText("i am a edit box")
self.helpButton = wx.ContextHelpButton(panel, pos=(20,100))
provider = wx.SimpleHelpProvider()
wx.HelpProvider_Set(provider)
app = wx.PySimpleApp()
frame = Frame(None, "Test")
app.SetTopWindow(frame)
app.MainLoop()
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