我想向我的 wxpython 应用程序添加多个光标功能。我StyledTextCtrl用作我的文本控件。我已经让它看起来像多个光标，见下图。但是，当我输入文本时，前两个光标消失了，文本被插入到最后一个光标位置。有人可以帮我吗？我附上了我的代码。
C:\Windows\system32>python --version
Python 3.7.0
C:\Windows\system32>pip list
Package Version
----------- ---------
altgraph 0.15
cffi 1.11.5
future 0.16.0
macholib 1.9
pefile 2017.11.5
pip 18.0
pycparser 2.18
PyInstaller 3.3.1
pypiwin32 223
Pypubsub 4.0.0
PyQt5 5.11.2
PyQt5-sip 4.19.12
pyqtdeploy 2.1
pyqtkeybind 0.0.3
pywin32 223
setuptools 39.0.1
six 1.11.0
wxPython 4.0.3
xcffib 0.6.0
C:\Windows\system32>
import wx
import wx.stc as stc
class MyEditor(stc.StyledTextCtrl):
def __init__(self, parent, size=wx.DefaultSize, style=0):
stc.StyledTextCtrl.__init__(self, parent, size=size, style=style)
self.SetCaretLineVisible(True)
font = wx.Font(20, wx.FONTFAMILY_TELETYPE, wx.FONTSTYLE_NORMAL, wx.FONTWEIGHT_NORMAL, False, 'Courier New')
self.StyleSetFont(stc.STC_STYLE_DEFAULT, font)
self.SetText(
# @formatter:off
"""aaaaaaaaaaaaaaaaaa
bbbbbbbbbbbbbbbbbb
cccccccccccccccccc
dddddddddddddddddd
eeeeeeeeeeeeeeeeee
ffffffffffffffffff
gggggggggggggggggg""")
# @formatter:on
self.SetCaretWidth(20)
self.SetScrollWidth(1100)
self.SetCaretForeground('red')
def test(self, event):
self.SetSelection(0, 0)
self.AddSelection(3, 10)
self.AddSelection(20, 40)
self.SetFocus()
class MyFrame(wx.Frame):
def __init__(self, parent):
super(MyFrame, self).__init__(parent)
self.InitUI()
def InitUI(self):
panel = wx.Panel(self)
main_sizer = wx.BoxSizer(wx.VERTICAL)
self._elements_sizer = main_sizer
self._elements_panel = panel
editor = MyEditor(panel, style=wx.ALIGN_CENTER)
main_sizer.Add(editor, 1, wx.EXPAND | wx.ALL, 10)
self._editor = editor
##################################################
buttons_panel = wx.Panel(panel)
buttons_sizer = wx.BoxSizer(wx.HORIZONTAL)
b3 = wx.Button(buttons_panel, label="b3")
b3.Bind(wx.EVT_BUTTON, editor.test)
buttons_sizer.Add(b3, 0, wx.ALL & (~wx.TOP) & (~wx.BOTTOM) & (~wx.LEFT), 10)
buttons_panel.SetSizer(buttons_sizer)
main_sizer.Add(buttons_panel, 0, wx.ALL & (~wx.TOP) & (~wx.Bottom), 10)
###################################################
self.SetSize(1200, 600)
panel.SetSizerAndFit(main_sizer)
self.SetTitle("test")
self.Show(True)
if __name__ == '__main__':
app = wx.App()
MyFrame(None)
app.MainLoop()
更新：
我要实现的是一个多光标编辑功能，它存在于许多流行的编辑器中。见下图：
