wxPython/demo/PopupWindow.py

   1 #
   2 # 11/30/2003 - Jeff Grimmett (grimmtooth@softhome.net)
   3 #
   4 # o Some issues with the listbox example; I tried correcting
   5 #   it but it's still not working the way it should. Commented
   6 #   out for now, as I found it.
   7 #
   8
   9 import  wx
  10
  11 havePopupWindow = 1
  12 try:
  13     wx.PopupWindow
  14 except NameError:
  15     havePopupWindow = 0
  16     wx.PopupWindow = wx.PopupTransientWindow = wx.Window
  17
  18 #---------------------------------------------------------------------------
  19
  20 class TestPopup(wx.PopupWindow):
  21     """Adds a bit of text and mouse movement to the wx.PopupWindow"""
  22     def __init__(self, parent, style):
  23         wx.PopupWindow.__init__(self, parent, style)
  24         self.SetBackgroundColour("CADET BLUE")
  25
  26         st = wx.StaticText(self, -1,
  27                           "This is a special kind of top level\n"
  28                           "window that can be used for\n"
  29                           "popup menus, combobox popups\n"
  30                           "and such.\n\n"
  31                           "Try positioning the demo near\n"
  32                           "the bottom of the screen and \n"
  33                           "hit the button again.\n\n"
  34                           "In this demo this window can\n"
  35                           "be dragged with the left button\n"
  36                           "and closed with the right."
  37                           ,
  38                           pos=(10,10))
  39
  40         sz = st.GetBestSize()
  41         self.SetSize( (sz.width+20, sz.height+20) )
  42
  43         self.Bind(wx.EVT_LEFT_DOWN, self.OnMouseLeftDown)
  44         self.Bind(wx.EVT_MOTION, self.OnMouseMotion)
  45         self.Bind(wx.EVT_LEFT_UP, self.OnMouseLeftUp)
  46         self.Bind(wx.EVT_RIGHT_UP, self.OnRightUp)
  47
  48         st.Bind(wx.EVT_LEFT_DOWN, self.OnMouseLeftDown)
  49         st.Bind(wx.EVT_MOTION, self.OnMouseMotion)
  50         st.Bind(wx.EVT_LEFT_UP, self.OnMouseLeftUp)
  51         st.Bind(wx.EVT_RIGHT_UP, self.OnRightUp)
  52
  53     def OnMouseLeftDown(self, evt):
  54         self.ldPos = evt.GetEventObject().ClientToScreen(evt.GetPosition())
  55         self.wPos = self.ClientToScreen((0,0))
  56         self.CaptureMouse()
  57
  58     def OnMouseMotion(self, evt):
  59         if evt.Dragging() and evt.LeftIsDown():
  60             dPos = evt.GetEventObject().ClientToScreen(evt.GetPosition())
  61             nPos = (self.wPos.x + (dPos.x - self.ldPos.x),
  62                     self.wPos.y + (dPos.y - self.ldPos.y))
  63             self.Move(nPos)
  64
  65     def OnMouseLeftUp(self, evt):
  66         self.ReleaseMouse()
  67
  68     def OnRightUp(self, evt):
  69         self.Show(False)
  70         self.Destroy()
  71
  72
  73 class TestTransientPopup(wx.PopupTransientWindow):
  74     """Adds a bit of text and mouse movement to the wx.PopupWindow"""
  75     def __init__(self, parent, style, log):
  76         wx.PopupTransientWindow.__init__(self, parent, style)
  77         self.log = log
  78         panel = wx.Panel(self, -1)
  79         panel.SetBackgroundColour("#FFB6C1")
  80         st = wx.StaticText(panel, -1,
  81                           "wx.PopupTransientWindow is a\n"
  82                           "wx.PopupWindow which disappears\n"
  83                           "automatically when the user\n"
  84                           "clicks the mouse outside it or if it\n"
  85                           "(or its first child) loses focus in \n"
  86                           "any other way."
  87                           ,
  88                           pos=(10,10))
  89         sz = st.GetBestSize()
  90         panel.SetSize( (sz.width+20, sz.height+20) )
  91         self.SetSize(panel.GetSize())
  92
  93     def ProcessLeftDown(self, evt):
  94         self.log.write("ProcessLeftDown\n")
  95         return False
  96
  97     def OnDismiss(self):
  98         self.log.write("OnDismiss\n")
  99
 100
 101
 102 class TestPanel(wx.Panel):
 103     def __init__(self, parent, log):
 104         wx.Panel.__init__(self, parent, -1)
 105         self.log = log
 106
 107         b = wx.Button(self, -1, "Show wx.PopupWindow", (25, 50))
 108         self.Bind(wx.EVT_BUTTON, self.OnShowPopup, b)
 109
 110         b = wx.Button(self, -1, "Show wx.PopupTransientWindow", (25, 95))
 111         self.Bind(wx.EVT_BUTTON, self.OnShowPopupTransient, b)
 112
 113         # This isn't working so well, not sure why. Commented out for
 114         # now.
 115
 116 #        b = wx.Button(self, -1, "Show wx.PopupWindow with listbox", (25, 140))
 117 #        self.Bind(wx.EVT_BUTTON, self.OnShowPopupListbox, b)
 118
 119
 120     def OnShowPopup(self, evt):
 121         win = TestPopup(self, wx.SIMPLE_BORDER)
 122
 123         # Show the popup right below or above the button
 124         # depending on available screen space...
 125         btn = evt.GetEventObject()
 126         pos = btn.ClientToScreen( (0,0) )
 127         sz =  btn.GetSize()
 128         win.Position(pos, (0, sz[1]))
 129
 130         win.Show(True)
 131
 132
 133     def OnShowPopupTransient(self, evt):
 134         win = TestTransientPopup(self, wx.SIMPLE_BORDER, self.log)
 135
 136         # Show the popup right below or above the button
 137         # depending on available screen space...
 138         btn = evt.GetEventObject()
 139         pos = btn.ClientToScreen( (0,0) )
 140         sz =  btn.GetSize()
 141         win.Position(pos, (0, sz[1]))
 142
 143         win.Popup()
 144
 145
 146     def OnShowPopupListbox(self, evt):
 147         win = TestPopupWithListbox(self, wx.NO_BORDER, self.log)
 148
 149         # Show the popup right below or above the button
 150         # depending on available screen space...
 151         btn = evt.GetEventObject()
 152         pos = btn.ClientToScreen( (0,0) )
 153         sz =  btn.GetSize()
 154         win.Position(pos, (0, sz[1]))
 155
 156         win.Show(True)
 157
 158 # This class is currently not implemented in the demo. It does not
 159 # behave the way it should, so for the time being it's only here
 160 # for show. If you figure out how to make it work, please send
 161 # a corrected file to Robin!
 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, 'wx.PopupWindow 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