Okay, so I want to display a series of windows within windows and have the whole lot scrollable. I've been hunting through the wxWidgets documentation and a load of examples from various sources on t'internet. Most of those seem to imply that a wx.ScrolledWindow should work if I just pass it a nested group of sizers(?):
The most automatic and newest way is to simply let sizers determine the scrolling area.This is now the default when you set an interior sizer into a wxScrolledWindow with wxWindow::SetSizer. The scrolling area will be set to the size requested by the sizer and the scrollbars will be assigned for each orientation according to the need for them and the scrolling increment set by wxScrolledWindow::SetScrollRate.
...but all the example's I've seen seem to use the older methods listed as ways to achieve scrolling. I've got something basic working, but as soon as you start scrolling you lose the child windows:
import wx
class MyCustomWindow(wx.Window):
def __init__(self, parent):
wx.Window.__init__(self, parent)
self.Bind(wx.EVT_PAINT, self.OnPaint)
self.SetSize((50,50))
def OnPaint(self, event):
dc = wx.BufferedPaintDC(self)
dc.SetPen(wx.Pen('blue', 2))
dc.SetBrush(wx.Brush('blue'))
(width, height)=self.GetSizeTuple()
dc.DrawRoundedRectangle(0, 0,width, height, 8)
class TestFrame(wx.Frame):
def __init__(self):
wx.Frame.__init__(self, None, -1)
self.Bind(wx.EVT_SIZE, self.OnSize)
self.scrolling_window = wx.ScrolledWindow( self )
self.scrolling_window.SetScrollRate(1,1)
self.scrolling_window.EnableScrolling(True,True)
self.sizer_container = wx.BoxSizer( wx.VERTICAL )
self.sizer = wx.BoxSizer( wx.HORIZONTAL )
self.sizer_container.Add(self.sizer,1,wx.CENTER,wx.EXPAND)
self.child_windows = []
for i in range(0,50):
wind = MyCustomWindow(self.scrolling_window)
self.sizer.Add(wind, 0, wx.CENTER|wx.ALL, 5)
self.child_windows.append(wind)
self.scrolling_window.SetSizer(self.sizer_container)
def OnSize(self, event):
self.scrolling_window.SetSize(self.GetClientSize())
if __name__=='__main__':
app = wx.PySimpleApp()
f = TestFrame()
f.Show()
app.MainLoop()