return MyValidator(self.flag)
def Validate(self, win):
- print 'validate'
- tc = wxPyTypeCast(win, "wxTextCtrl")
+ tc = self.GetWindow()
val = tc.GetValue()
if self.flag == ALPHA_ONLY:
for x in val:
if x not in string.letters:
- return false
+ return False
elif self.flag == DIGIT_ONLY:
for x in val:
if x not in string.digits:
- return false
+ return False
- return true
+ return True
def OnChar(self, event):
class TestValidatorPanel(wxPanel):
def __init__(self, parent):
wxPanel.__init__(self, parent, -1)
- self.SetAutoLayout(true)
+ self.SetAutoLayout(True)
VSPACE = 10
fgs = wxFlexGridSizer(0, 2)
fgs.Add(label, 0, wxALIGN_RIGHT|wxCENTER)
fgs.Add(wxTextCtrl(self, -1, "", validator = MyValidator(DIGIT_ONLY)))
+ fgs.Add(1,VSPACE); fgs.Add(1,VSPACE)
+ fgs.Add(1,VSPACE); fgs.Add(1,VSPACE)
+ fgs.Add(0,0)
+ b = wxButton(self, -1, "Test Dialog Validation")
+ EVT_BUTTON(self, b.GetId(), self.OnDoDialog)
+ fgs.Add(b)
+
border = wxBoxSizer()
border.Add(fgs, 1, wxGROW|wxALL, 25)
self.SetSizer(border)
self.Layout()
+ def OnDoDialog(self, evt):
+ dlg = TestValidateDialog(self)
+ dlg.ShowModal()
+ dlg.Destroy()
+
#----------------------------------------------------------------------
-def runTest(frame, nb, log):
- win = TestValidatorPanel(nb)
- return win
+class TextObjectValidator(wxPyValidator):
+ """ This validator is used to ensure that the user has entered something
+ into the text object editor dialog's text field.
+ """
+ def __init__(self):
+ """ Standard constructor.
+ """
+ wxPyValidator.__init__(self)
+
+
+
+ def Clone(self):
+ """ Standard cloner.
+
+ Note that every validator must implement the Clone() method.
+ """
+ return TextObjectValidator()
+
+
+ def Validate(self, win):
+ """ Validate the contents of the given text control.
+ """
+ textCtrl = self.GetWindow()
+ text = textCtrl.GetValue()
+
+ if len(text) == 0:
+ wxMessageBox("A text object must contain some text!", "Error")
+ textCtrl.SetBackgroundColour("pink")
+ textCtrl.SetFocus()
+ textCtrl.Refresh()
+ return False
+ else:
+ textCtrl.SetBackgroundColour(
+ wxSystemSettings_GetColour(wxSYS_COLOUR_WINDOW))
+ textCtrl.Refresh()
+ return True
+
+
+ def TransferToWindow(self):
+ """ Transfer data from validator to window.
+
+ The default implementation returns False, indicating that an error
+ occurred. We simply return True, as we don't do any data transfer.
+ """
+ return True # Prevent wxDialog from complaining.
+
+
+ def TransferFromWindow(self):
+ """ Transfer data from window to validator.
+
+ The default implementation returns False, indicating that an error
+ occurred. We simply return True, as we don't do any data transfer.
+ """
+ return True # Prevent wxDialog from complaining.
#----------------------------------------------------------------------
+class TestValidateDialog(wxDialog):
+ def __init__(self, parent):
+ wxDialog.__init__(self, parent, -1, "Validated Dialog")
+
+ self.SetAutoLayout(True)
+ VSPACE = 10
+
+ fgs = wxFlexGridSizer(0, 2)
+
+ fgs.Add(1,1);
+ fgs.Add(wxStaticText(self, -1,
+ "These controls must have text entered into them. Each\n"
+ "one has a validator that is checked when the Okay\n"
+ "button is clicked."))
+ fgs.Add(1,VSPACE); fgs.Add(1,VSPACE)
+ label = wxStaticText(self, -1, "First: ")
+ fgs.Add(label, 0, wxALIGN_RIGHT|wxCENTER)
+ fgs.Add(wxTextCtrl(self, -1, "", validator = TextObjectValidator()))
+ fgs.Add(1,VSPACE); fgs.Add(1,VSPACE)
+
+ label = wxStaticText(self, -1, "Second: ")
+ fgs.Add(label, 0, wxALIGN_RIGHT|wxCENTER)
+ fgs.Add(wxTextCtrl(self, -1, "", validator = TextObjectValidator()))
+ buttons = wxBoxSizer(wxHORIZONTAL)
+ b = wxButton(self, wxID_OK, "Okay")
+ b.SetDefault()
+ buttons.Add(b, 0, wxALL, 10)
+ buttons.Add(wxButton(self, wxID_CANCEL, "Cancel"), 0, wxALL, 10)
+
+ border = wxBoxSizer(wxVERTICAL)
+ border.Add(fgs, 1, wxGROW|wxALL, 25)
+ border.Add(buttons)
+ self.SetSizer(border)
+ border.Fit(self)
+ self.Layout()
+
+
+#----------------------------------------------------------------------
+
+def runTest(frame, nb, log):
+ win = TestValidatorPanel(nb)
+ return win
+
+#----------------------------------------------------------------------
+
overview = """\
Validators can be plugged into controls dynamically.
"""
+
+
+
+if __name__ == '__main__':
+ import sys,os
+ import run
+ run.main(['', os.path.basename(sys.argv[0])])
+