#1068: Fix dGrid's bool renderer to respond on first mouse click
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Reporter: paul | Owner: somebody
Type: defect | Status: new
Priority: major | Milestone: 0.9
Component: ui | Version:
Keywords: |
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Currently, you click on a checkbox in a grid, and that gives the bool
editor the focus. Then a second click toggles the checkbox.
This needs to be fixed so that the expected behavior of clicking once
toggles the checkbox.
Here's wxPython code stolen from Frank Millman/Robin Dunn from wxPython-
users:
{{{
Luca Tavoletti wrote:
> >
> > Hi to all,
> > I have a wxGrid with a checkbox column,
> > I want to check / decheck on the first click.
> > Now if the cell is not selected it need a first click to
> > select and a second click to switch value. There is a way
> > to do with only one click?
With some effort, yes.
I got this working a few months ago after much help from Robin. Attached
is
a sample program that shows how it works. Feel free to ask if there is
anything you don't understand.
Frank Millman
#!/usr/bin/env python
import wx, wx.grid as grd
class MyGrid(grd.Grid):
def __init__(self, parent):
grd.Grid.__init__(self, parent, -1, pos=(10,40), size=(420,95))
self.CreateGrid(3,3)
self.RowLabelSize = 0
self.ColLabelSize = 20
attr = grd.GridCellAttr()
attr.SetEditor(grd.GridCellBoolEditor())
attr.SetRenderer(grd.GridCellBoolRenderer())
self.SetColAttr(1,attr)
self.SetColSize(1,20)
self.Bind(grd.EVT_GRID_CELL_LEFT_CLICK,self.onMouse)
self.Bind(grd.EVT_GRID_SELECT_CELL,self.onCellSelected)
self.Bind(grd.EVT_GRID_EDITOR_CREATED, self.onEditorCreated)
def onMouse(self,evt):
if evt.Col == 1:
wx.CallLater(100,self.toggleCheckBox)
evt.Skip()
def toggleCheckBox(self):
self.cb.Value = not self.cb.Value
self.afterCheckBox(self.cb.Value)
def onCellSelected(self,evt):
if evt.Col == 1:
wx.CallAfter(self.EnableCellEditControl)
evt.Skip()
def onEditorCreated(self,evt):
if evt.Col == 1:
self.cb = evt.Control
self.cb.WindowStyle |= wx.WANTS_CHARS
self.cb.Bind(wx.EVT_KEY_DOWN,self.onKeyDown)
self.cb.Bind(wx.EVT_CHECKBOX,self.onCheckBox)
evt.Skip()
def onKeyDown(self,evt):
if evt.KeyCode == wx.WXK_UP:
if self.GridCursorRow > 0:
self.DisableCellEditControl()
self.MoveCursorUp(False)
elif evt.KeyCode == wx.WXK_DOWN:
if self.GridCursorRow < (self.NumberRows-1):
self.DisableCellEditControl()
self.MoveCursorDown(False)
elif evt.KeyCode == wx.WXK_LEFT:
if self.GridCursorCol > 0:
self.DisableCellEditControl()
self.MoveCursorLeft(False)
elif evt.KeyCode == wx.WXK_RIGHT:
if self.GridCursorCol < (self.NumberCols-1):
self.DisableCellEditControl()
self.MoveCursorRight(False)
else:
evt.Skip()
def onCheckBox(self,evt):
self.afterCheckBox(evt.IsChecked())
def afterCheckBox(self,isChecked):
print 'afterCheckBox',self.GridCursorRow,isChecked
class TestFrame(wx.Frame):
def __init__(self, parent):
wx.Frame.__init__(self, parent, -1, "Custom cell editor test",
size=(250,200))
panel = wx.Panel(self,style=0)
grid = MyGrid(panel)
grid.SetFocus()
self.CentreOnScreen()
class MyApp(wx.App):
def OnInit(self):
frame = TestFrame(None)
frame.Show(True)
self.SetTopWindow(frame)
return True
MyApp(0).MainLoop()
}}}
--
Ticket URL: <http://svn.dabodev.com/trac/dabo/ticket/1068>
Dabo <http://svn.dabodev.com/trac/dabo>
Trac Page for Dabo
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