wxPython/demo/wxPopupWindow.py

   1 # 11/20/2003 - Jeff Grimmett (grimmtooth@softhome.net)
   2 #
   3 # o Updated for wx namespace
   4 #
   5 # 11/30/2003 - Jeff Grimmett (grimmtooth@softhome.net)
   6 #
   7 # o Some issues with the listbox example; I tried correcting
   8 #   it but it's still not working the way it should. Commented
   9 #   out for now but will be revisited.
  10 # o The math in determining the popup window's position is
  11 #   a bit off.
  12 #
  13
  14 import  wx
  15
  16 havePopupWindow = 1
  17 try:
  18     wx.PopupWindow
  19 except NameError:
  20     havePopupWindow = 0
  21     wx.PopupWindow = wx.PopupTransientWindow = wx.Window
  22
  23 #---------------------------------------------------------------------------
  24
  25 class TestPopup(wx.PopupWindow):
  26     """Adds a bit of text and mouse movement to the wxPopupWindow"""
  27     def __init__(self, parent, style):
  28         wx.PopupWindow.__init__(self, parent, style)
  29         self.SetBackgroundColour("CADET BLUE")
  30
  31         st = wx.StaticText(self, -1,
  32                           "This is a special kind of top level\n"
  33                           "window that can be used for\n"
  34                           "popup menus, combobox popups\n"
  35                           "and such.\n\n"
  36                           "Try positioning the demo near\n"
  37                           "the bottom of the screen and \n"
  38                           "hit the button again.\n\n"
  39                           "In this demo this window can\n"
  40                           "be dragged with the left button\n"
  41                           "and closed with the right."
  42                           ,
  43                           pos=(10,10))
  44
  45         sz = st.GetBestSize()
  46         self.SetSize( (sz.width+20, sz.height+20) )
  47
  48         self.Bind(wx.EVT_LEFT_DOWN, self.OnMouseLeftDown)
  49         self.Bind(wx.EVT_MOTION, self.OnMouseMotion)
  50         self.Bind(wx.EVT_LEFT_UP, self.OnMouseLeftUp)
  51         self.Bind(wx.EVT_RIGHT_UP, self.OnRightUp)
  52
  53         st.Bind(wx.EVT_LEFT_DOWN, self.OnMouseLeftDown)
  54         st.Bind(wx.EVT_MOTION, self.OnMouseMotion)
  55         st.Bind(wx.EVT_LEFT_UP, self.OnMouseLeftUp)
  56         st.Bind(wx.EVT_RIGHT_UP, self.OnRightUp)
  57
  58     def OnMouseLeftDown(self, evt):
  59         self.ldPos = evt.GetEventObject().ClientToScreen(evt.GetPosition())
  60         self.wPos = self.GetPosition()
  61         self.CaptureMouse()
  62
  63     def OnMouseMotion(self, evt):
  64         if evt.Dragging() and evt.LeftIsDown():
  65             dPos = evt.GetEventObject().ClientToScreen(evt.GetPosition())
  66             nPos = (self.wPos.x + (dPos.x - self.ldPos.x),
  67                     self.wPos.y + (dPos.y - self.ldPos.y))
  68             self.Move(nPos)
  69
  70     def OnMouseLeftUp(self, evt):
  71         self.ReleaseMouse()
  72
  73     def OnRightUp(self, evt):
  74         self.Show(False)
  75         self.Destroy()
  76
  77
  78 class TestTransientPopup(wx.PopupTransientWindow):
  79     """Adds a bit of text and mouse movement to the wxPopupWindow"""
  80     def __init__(self, parent, style, log):
  81         wx.PopupTransientWindow.__init__(self, parent, style)
  82         self.log = log
  83         panel = wx.Panel(self, -1)
  84         panel.SetBackgroundColour("#FFB6C1")
  85         st = wx.StaticText(panel, -1,
  86                           "wxPopupTransientWindow is a\n"
  87                           "wxPopupWindow which disappears\n"
  88                           "automatically when the user\n"
  89                           "clicks the mouse outside it or if it\n"
  90                           "loses focus in any other way."
  91                           ,
  92                           pos=(10,10))
  93         sz = st.GetBestSize()
  94         panel.SetSize( (sz.width+20, sz.height+20) )
  95         self.SetSize(panel.GetSize())
  96
  97     def ProcessLeftDown(self, evt):
  98         self.log.write("ProcessLeftDown\n")
  99         return False
 100
 101     def OnDismiss(self):
 102         self.log.write("OnDismiss\n")
 103
 104
 105
 106 class TestPanel(wx.Panel):
 107     def __init__(self, parent, log):
 108         wx.Panel.__init__(self, parent, -1)
 109         self.log = log
 110
 111         b = wx.Button(self, -1, "Show wxPopupWindow", (25, 50))
 112         self.Bind(wx.EVT_BUTTON, self.OnShowPopup, b)
 113
 114         b = wx.Button(self, -1, "Show wxPopupTransientWindow", (25, 95))
 115         self.Bind(wx.EVT_BUTTON, self.OnShowPopupTransient, b)
 116
 117         # This isn't working so well, not sure why. Commented out for
 118         # now.
 119
 120 #        b = wx.Button(self, -1, "Show wxPopupWindow with listbox", (25, 140))
 121 #        self.Bind(wx.EVT_BUTTON, self.OnShowPopupListbox, b)
 122
 123
 124     def OnShowPopup(self, evt):
 125         win = TestPopup(self, wx.SIMPLE_BORDER)
 126
 127         # Show the popup right below or above the button
 128         # depending on available screen space...
 129         btn = evt.GetEventObject()
 130         pos = btn.ClientToScreen( (0,0) )
 131         sz =  btn.GetSize()
 132         win.Position(pos, (0, sz[1]))
 133
 134         win.Show(True)
 135
 136
 137     def OnShowPopupTransient(self, evt):
 138         win = TestTransientPopup(self, wx.SIMPLE_BORDER, self.log)
 139
 140         # Show the popup right below or above the button
 141         # depending on available screen space...
 142         btn = evt.GetEventObject()
 143         pos = btn.ClientToScreen( (0,0) )
 144         sz =  btn.GetSize()
 145         win.Position(pos, (0, sz[1]))
 146
 147         win.Popup()
 148
 149
 150     def OnShowPopupListbox(self, evt):
 151         win = TestPopupWithListbox(self, wx.NO_BORDER, self.log)
 152
 153         # Show the popup right below or above the button
 154         # depending on available screen space...
 155         btn = evt.GetEventObject()
 156         pos = btn.ClientToScreen( (0,0) )
 157         sz =  btn.GetSize()
 158         win.Position(pos, (0, sz[1]))
 159
 160         win.Show(True)
 161
 162 class TestPopupWithListbox(wx.PopupWindow):
 163     def __init__(self, parent, style, log):
 164         wx.PopupWindow.__init__(self, parent, style)
 165
 166         import keyword
 167
 168         self.lb = wx.ListBox(self, -1, choices = keyword.kwlist)
 169         #sz = self.lb.GetBestSize()
 170         self.SetSize((150, 75)) #sz)
 171         self.lb.SetSize(self.GetClientSize())
 172         self.lb.SetFocus()
 173         self.Bind(wx.EVT_LISTBOX, self.OnListBox)
 174         self.lb.Bind(wx.EVT_LEFT_DOWN, self.OnLeft)
 175
 176     def OnLeft(self, evt):
 177         obj = evt.GetEventObject()
 178         print "OnLeft", obj
 179         print 'Selected: %s' % obj.GetStringSelection()
 180         obj.Show(False)
 181         evt.Skip()
 182
 183     def OnListBox(self, evt):
 184         obj = evt.GetEventObject()
 185         print "OnListBox", obj
 186         print 'Selected: %s' % obj.GetString()
 187         evt.Skip()
 188
 189
 190
 191 #---------------------------------------------------------------------------
 192
 193 def runTest(frame, nb, log):
 194     if havePopupWindow:
 195         win = TestPanel(nb, log)
 196         return win
 197     else:
 198         dlg = wx.MessageDialog(
 199                 frame, 'wxPopupWindow is not available on this platform.',
 200                 'Sorry', wx.OK | wx.ICON_INFORMATION
 201                 )
 202
 203         dlg.ShowModal()
 204         dlg.Destroy()
 205
 206 #---------------------------------------------------------------------------
 207
 208
 209 overview = """\
 210 """
 211
 212
 213 if __name__ == '__main__':
 214     import sys,os
 215     import run
 216     run.main(['', os.path.basename(sys.argv[0])])
 217