Re: Button drag

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Hello,

I have the same problem when I drag with this widgets like button
checkbox
choice=20
combobox
Floatcanvas
stc.StyledTextCtrl)
imagebutton
listbox
notebook
texctrl

but no problems with this widgets
bitmapconvas
calendar

The file joined (checkbox.py)  works fine on win7 64bits and wxpython 4.0.6=
.
I have not seen a generic Checkbox.

Philippe






Le samedi 8 juin 2019 11:28:35 UTC+2, philippe DALET a =C3=A9crit :
>
> Hello
>
> I try to drag a button with the mouse on a panel.
>
> It works fine on win7 (64bits) with wxpython 4.0.6.  py3.7.3
>
> On Ubuntu 18.04--16.04  (64bits) with wxpython 4.0.6. GTK2 py3.5 or py3.6=
,=20
> a capturelost event appears, and after my script is out of control.
> Only alt+F4 can stop the script.
>
> if I change the code like this
>     def OnMouseDown(self, event):
>         self.btn.CaptureMouse()
>         self.btn.ReleaseMouse()
> it works fine.
>
> How to avert this event ?
>
> Thanks for your reply.
>
> Ph.DALET
>

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<div dir=3D"ltr">Hello,<div><br></div><div>I have the same problem when I d=
rag with this widgets like button</div><div><div>checkbox</div><div>choice=
=C2=A0</div><div>combobox</div><div>Floatcanvas</div><div>stc.StyledTextCtr=
l)<br></div><div>imagebutton</div><div>listbox</div><div>notebook</div><div=
>texctrl</div><div><br></div><div>but no problems with this widgets</div><d=
iv>bitmapconvas</div><div>calendar</div><div><br></div><div>The file joined=
 (checkbox.py)=C2=A0 works fine on win7 64bits and wxpython 4.0.6.</div><di=
v>I have not seen a generic Checkbox.</div><div><br></div><div>Philippe</di=
v><div><br></div><div><br></div><br><br><br><br>Le samedi 8 juin 2019 11:28=
:35 UTC+2, philippe DALET a =C3=A9crit=C2=A0:<blockquote class=3D"gmail_quo=
te" style=3D"margin: 0;margin-left: 0.8ex;border-left: 1px #ccc solid;paddi=
ng-left: 1ex;"><div dir=3D"ltr"><div>Hello</div><div><br></div><div>I try t=
o drag a button with the mouse on a panel.</div><div><br></div><div>It work=
s fine on win7 (64bits) with wxpython 4.0.6.=C2=A0 py3.7.3</div><div><br></=
div><div>On Ubuntu 18.04--16.04=C2=A0  (64bits) with wxpython 4.0.6. GTK2  =
py3.5 or py3.6, a capturelost event appears, and after my script is out of =
control.</div><div>Only alt+F4 can stop the script.<br></div><div><br></div=
><div>if I change the code like this</div><div>=C2=A0=C2=A0=C2=A0 def OnMou=
seDown(self, event):<br>=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0 self.btn=
.CaptureMouse()</div><div>=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0 self.b=
tn.ReleaseMouse()<br></div><div></div><div></div><div>it works fine.</div><=
div><br></div><div>How to avert this event ?<br></div><div><br></div><div>T=
hanks for your reply.<br></div><div><br></div><div></div><div>Ph.DALET<br><=
/div></div></blockquote></div></div>

<p></p>

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import wx
import time

class Mywin(wx.Frame): 
    def __init__(self, parent, title): 
        super(Mywin, self).__init__(parent, title = title,size = (400,200))  
        self.InitUI()
        self.Centre() 
      
    def InitUI(self):
        self.panel = wx.Panel(self)
        vbox = wx.BoxSizer(wx.VERTICAL) 
        self.chk = wx.CheckBox(self.panel,-1,"click Me",pos=(10, 10)) 
        vbox.Add(self.chk,0,wx.ALIGN_CENTER) 

        self.chk.Bind(wx.EVT_LEFT_DOWN, self.OnMouseDown)
        self.chk.Bind(wx.EVT_MOTION,  self.OnMouseMove)
        self.chk.Bind(wx.EVT_LEFT_UP,  self.OnMouseUp)
        self.chk.Bind(wx.EVT_MOUSE_CAPTURE_LOST, self.OnCaptureLost)
        print ("Init pos:",self.chk.GetPosition())

    def OnMouseDown(self, event):
        self.chk.CaptureMouse()
        print ("Left Down")
        sx,sy   = self.panel.ScreenToClient(self.chk.GetPosition())
        dx,dy  = self.panel.ScreenToClient(wx.GetMousePosition())
        self.chk._x,self.chk._y   = (sx-dx, sy-dy)

    def OnMouseMove(self, event):
        if event.Dragging() and event.LeftIsDown():
               x, y = wx.GetMousePosition()
               self.chk.SetPosition(wx.Point(x+self.chk._x,y+self.chk._y))
               print(self.chk.GetPosition())

    def OnMouseUp(self, event):
        if (self.chk.HasCapture()): 
                self.chk.ReleaseMouse()
        print ("Final pos:",self.chk.GetPosition())

    def OnCaptureLost(self, event):
        print ("Err")
        print(self.chk.GetCapture())



def main():
        app = wx.App()
        w = Mywin(None, title='Checkbox drag demo')
        w.Show()
        app.MainLoop()


if __name__ == '__main__':
       main()


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