wxPython/demo/TextCtrl.py

   1
   2 import  sys
   3 import  wx
   4
   5 #---------------------------------------------------------------------------
   6
   7 class TestPanel(wx.Panel):
   8     def OnSetFocus(self, evt):
   9         print "OnSetFocus"
  10         evt.Skip()
  11     def OnKillFocus(self, evt):
  12         print "OnKillFocus"
  13         evt.Skip()
  14     def OnWindowDestroy(self, evt):
  15         print "OnWindowDestroy"
  16         evt.Skip()
  17
  18
  19     def __init__(self, parent, log):
  20         wx.Panel.__init__(self, parent, -1)
  21         self.log = log
  22
  23         l1 = wx.StaticText(self, -1, "wx.TextCtrl")
  24         t1 = wx.TextCtrl(self, -1, "Test it out and see", size=(125, -1))
  25         wx.CallAfter(t1.SetInsertionPoint, 0)
  26         self.tc1 = t1
  27
  28         self.Bind(wx.EVT_TEXT, self.EvtText, t1)
  29         t1.Bind(wx.EVT_CHAR, self.EvtChar)
  30         t1.Bind(wx.EVT_SET_FOCUS, self.OnSetFocus)
  31         t1.Bind(wx.EVT_KILL_FOCUS, self.OnKillFocus)
  32         t1.Bind(wx.EVT_WINDOW_DESTROY, self.OnWindowDestroy)
  33
  34         l2 = wx.StaticText(self, -1, "Password")
  35         t2 = wx.TextCtrl(self, -1, "", size=(125, -1), style=wx.TE_PASSWORD)
  36         self.Bind(wx.EVT_TEXT, self.EvtText, t2)
  37
  38         l3 = wx.StaticText(self, -1, "Multi-line")
  39         t3 = wx.TextCtrl(self, -1,
  40                         "Here is a looooooooooooooong line of text set in the control.\n\n"
  41                         "The quick brown fox jumped over the lazy dog...",
  42                        size=(200, 100), style=wx.TE_MULTILINE|wx.TE_PROCESS_ENTER)
  43
  44         t3.SetInsertionPoint(0)
  45         self.Bind(wx.EVT_TEXT, self.EvtText, t3)
  46         self.Bind(wx.EVT_TEXT_ENTER, self.EvtTextEnter, t3)
  47
  48         b = wx.Button(self, -1, "Test Replace")
  49         self.Bind(wx.EVT_BUTTON, self.OnTestReplace, b)
  50         b2 = wx.Button(self, -1, "Test GetSelection")
  51         self.Bind(wx.EVT_BUTTON, self.OnTestGetSelection, b2)
  52         b3 = wx.Button(self, -1, "Test WriteText")
  53         self.Bind(wx.EVT_BUTTON, self.OnTestWriteText, b3)
  54         self.tc = t3
  55
  56
  57         l4 = wx.StaticText(self, -1, "Rich Text")
  58         t4 = wx.TextCtrl(self, -1, "If supported by the native control, this is red, and this is a different font.",
  59                         size=(200, 100), style=wx.TE_MULTILINE|wx.TE_RICH2)
  60         t4.SetInsertionPoint(0)
  61         t4.SetStyle(44, 47, wx.TextAttr("RED", "YELLOW"))
  62         points = t4.GetFont().GetPointSize()  # get the current size
  63         f = wx.Font(points+3, wx.ROMAN, wx.ITALIC, wx.BOLD, True)
  64         t4.SetStyle(63, 77, wx.TextAttr("BLUE", wx.NullColour, f))
  65
  66         l5 = wx.StaticText(self, -1, "Test Positions")
  67         t5 = wx.TextCtrl(self, -1, "0123456789\n" * 5, size=(200, 100),
  68                         style = wx.TE_MULTILINE
  69                         #| wx.TE_RICH
  70                         | wx.TE_RICH2
  71                         )
  72         t5.Bind(wx.EVT_LEFT_DOWN, self.OnT5LeftDown)
  73         self.t5 = t5
  74
  75         space = 4
  76         bsizer = wx.BoxSizer(wx.VERTICAL)
  77         bsizer.Add(b, 0, wx.GROW|wx.ALL, space)
  78         bsizer.Add(b2, 0, wx.GROW|wx.ALL, space)
  79         bsizer.Add(b3, 0, wx.GROW|wx.ALL, space)
  80
  81         sizer = wx.FlexGridSizer(cols=3, hgap=space, vgap=space)
  82         sizer.AddMany([ l1, t1, (0,0),
  83                         l2, t2, (0,0),
  84                         l3, t3, bsizer,
  85                         l4, t4, (0,0),
  86                         l5, t5, (0,0),
  87                         ])
  88         border = wx.BoxSizer(wx.VERTICAL)
  89         border.Add(sizer, 0, wx.ALL, 25)
  90         self.SetSizer(border)
  91         self.SetAutoLayout(True)
  92
  93
  94     def EvtText(self, event):
  95         self.log.WriteText('EvtText: %s\n' % event.GetString())
  96
  97     def EvtTextEnter(self, event):
  98         self.log.WriteText('EvtTextEnter\n')
  99         event.Skip()
 100
 101     def EvtChar(self, event):
 102         self.log.WriteText('EvtChar: %d\n' % event.GetKeyCode())
 103         event.Skip()
 104
 105
 106     def OnTestReplace(self, evt):
 107         self.tc.Replace(5, 9, "IS A")
 108         #self.tc.Remove(5, 9)
 109
 110     def OnTestWriteText(self, evt):
 111         self.tc.WriteText("TEXT")
 112
 113     def OnTestGetSelection(self, evt):
 114         start, end = self.tc.GetSelection()
 115         text = self.tc.GetValue()
 116         if wx.Platform == "__WXMSW__":  # This is why GetStringSelection was added
 117             text = text.replace('\n', '\r\n')
 118
 119         self.log.write("multi-line GetSelection(): (%d, %d)\n"
 120                        "\tGetStringSelection(): %s\n"
 121                        "\tSelectedText: %s\n" %
 122                        (start, end,
 123                         self.tc.GetStringSelection(),
 124                         repr(text[start:end])))
 125
 126         start, end = self.tc1.GetSelection()
 127         text = self.tc1.GetValue()
 128
 129         if wx.Platform == "__WXMSW__":  # This is why GetStringSelection was added
 130             text = text.replace('\n', '\r\n')
 131
 132         self.log.write("single-line GetSelection(): (%d, %d)\n"
 133                        "\tGetStringSelection(): %s\n"
 134                        "\tSelectedText: %s\n" %
 135                        (start, end,
 136                         self.tc1.GetStringSelection(),
 137                         repr(text[start:end])))
 138
 139
 140     def OnT5LeftDown(self, evt):
 141         evt.Skip()
 142         wx.CallAfter(self.LogT5Position, evt)
 143
 144     def LogT5Position(self, evt):
 145         text = self.t5.GetValue()
 146         ip = self.t5.GetInsertionPoint()
 147         lp = self.t5.GetLastPosition()
 148         self.log.write("LogT5Position:\n"
 149                        "\tGetInsertionPoint:\t%d\n"
 150                        "\ttext[insertionpoint]:\t%s\n"
 151                        "\tGetLastPosition:\t%d\n"
 152                        "\tlen(text):\t\t%d\n"
 153                        % (ip, text[ip], lp, len(text)))
 154
 155
 156 #---------------------------------------------------------------------------
 157
 158 def runTest(frame, nb, log):
 159     win = TestPanel(nb, log)
 160     return win
 161
 162 #---------------------------------------------------------------------------
 163
 164
 165 overview = """\
 166 A TextCtrl allows text to be displayed and (possibly) edited. It may be single
 167 line or multi-line, support styles or not, be read-only or not, and even supports
 168 text masking for such things as passwords.
 169
 170
 171 """
 172
 173
 174 if __name__ == '__main__':
 175     import sys,os
 176     import run
 177     run.main(['', os.path.basename(sys.argv[0])] + sys.argv[1:])
 178