wxPython/tests/popup.py

   1 # popup.py:
   2 # Illustrates how to create a wxListCtrl with an associated pop-up menu, which is
   3 # activated when the right mouse button is clicked.
   4
   5 from wxPython.wx import *
   6
   7
   8 class cPopupHandler(wxEvtHandler):
   9
  10     def __init__(self, this):
  11         wxEvtHandler.__init__(self, this)
  12
  13
  14     def ProcessEvent(self, event):
  15         print "G"
  16         #wxEvtHandler.ProcessEvent(self, event)
  17
  18         if event.GetEventClass() != wxTYPE_MOUSE_EVENT:
  19             return
  20
  21         if not event.ButtonUp(3):
  22             return
  23
  24         if event.ButtonDown(1):
  25             print "left down"
  26         elif event.ButtonUp(1):
  27             print "left up"
  28         elif event.ButtonDown(3):
  29             print "right down"
  30         elif event.ButtonUp(3):
  31             print "right up"
  32
  33
  34     def xProcessEvent(self, event):
  35         # I tried to pass this one in as the Connect() handler,
  36         # but all I got from that was that the icons disappeared
  37         # from the wxListCtrl.
  38         print "H"
  39         pass
  40
  41
  42
  43 class cMyFrame(wxFrame):
  44
  45     def __init__(self, parent, id, title):
  46         wxFrame.__init__(self, parent, -1, title, wxDefaultPosition, wxSize(800, 600))
  47
  48         self.Centre(wxBOTH)
  49
  50         # create a dummy icon; can't seem to get the wxListCtrl to work without an icon
  51         #self.imagelist = wxImageList(16, 16)
  52         #self.image = self.imagelist.Add(wxNoRefBitmap('smile.bmp', wxBITMAP_TYPE_BMP))
  53
  54         # create a ListCtrl
  55         id = NewId()
  56         self.listctrl = wxListCtrl(self, id, wxDefaultPosition, wxDefaultSize, wxLC_REPORT)
  57         #self.listctrl.SetImageList(self.imagelist, wxIMAGE_LIST_SMALL)
  58
  59         if 1:
  60             # install a handler for mouse right button up events
  61             #EVT_RIGHT_DOWN(self.listctrl, self.OnListMouseEvent)
  62             #EVT_RIGHT_UP(self.listctrl, self.OnListMouseEvent)
  63
  64             #EVT_RIGHT_DOWN(self.listctrl, self.OnSaveMousePos)
  65
  66             EVT_LIST_ITEM_SELECTED(self, id, self.OnSaveSelection)
  67             EVT_COMMAND_RIGHT_CLICK(self, id, self.OnListRightClick)
  68         else:
  69             # create an wxEvtHandler and connect it to the wxListCtrl
  70             print "A"
  71             self.listctrl.handler = cPopupHandler(self.listctrl)
  72             print "B"
  73             id = NewId()
  74             self.listctrl.Connect(id, id, wxEVT_RIGHT_DOWN, self.OnListMouseEvent)
  75             print "C"
  76
  77         # define the ListCtrl column
  78         self.listctrl.InsertColumn(0, "Name")
  79
  80         # create a set of dummy ListCtrl entries
  81         for Index in range(20):
  82             self.listctrl.InsertStringItem(Index, "Item number %d" % Index)
  83
  84         # re-adjust the width of the column
  85         self.listctrl.SetColumnWidth(0, wxLIST_AUTOSIZE_USEHEADER)
  86
  87
  88     def OnSaveSelection(self, event):
  89         self.lastSelection = event.m_itemIndex
  90         print self.lastSelection
  91
  92
  93     def OnListRightClick(self, event):
  94         menu = wxPyMenu()
  95         menu.Append(0, "One")
  96         menu.Append(1, "Two")
  97         menu.Append(2, "Three")
  98
  99         pos = self.listctrl.GetItemPosition(self.lastSelection)
 100         self.listctrl.PopupMenu(menu, pos.x, pos.y)
 101
 102
 103 class cMyApp(wxApp):
 104
 105     def OnInit(self):
 106         frame = cMyFrame(NULL, -1, "Popup Sample")
 107         frame.Show(true)
 108         self.SetTopWindow(frame)
 109         return true
 110
 111
 112 def main():
 113     App = cMyApp(0)
 114     App.MainLoop()
 115
 116
 117 if __name__ == "__main__":
 118     main()
 119
 120
 121
 122
 123