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import wx
import sys, glob, random
import data
class DemoFrame(wx.Frame):
def __init__(self):
wx.Frame.__init__(self, None, -1,
"Other wx.ListCtrl Stuff",
size=(700,500))
self.list = None
self.editable = False
self.MakeMenu()
self.MakeListCtrl()
def MakeListCtrl(self, otherflags=0):
# if we already have a listctrl then get rid of it
if self.list:
self.list.Destroy()
if self.editable:
otherflags |= wx.LC_EDIT_LABELS
# load some images into an image list
il = wx.ImageList(16,16, True)
for name in glob.glob("smicon??.png"):
bmp = wx.Bitmap(name, wx.BITMAP_TYPE_PNG)
il_max = il.Add(bmp)
# create the list control
self.list = wx.ListCtrl(self, -1, style=wx.LC_REPORT|otherflags)
# assign the image list to it
self.list.AssignImageList(il, wx.IMAGE_LIST_SMALL)
# Add some columns
for col, text in enumerate(data.columns):
self.list.InsertColumn(col, text)
# add the rows
for row, item in enumerate(data.rows):
index = self.list.InsertStringItem(sys.maxint, item[0])
for col, text in enumerate(item[1:]):
self.list.SetStringItem(index, col+1, text)
# give each item a random image
img = random.randint(0, il_max)
self.list.SetItemImage(index, img, img)
# set the data value for each item to be its position in
# the data list
self.list.SetItemData(index, row)
# set the width of the columns in various ways
self.list.SetColumnWidth(0, 120)
self.list.SetColumnWidth(1, wx.LIST_AUTOSIZE)
self.list.SetColumnWidth(2, wx.LIST_AUTOSIZE)
self.list.SetColumnWidth(3, wx.LIST_AUTOSIZE_USEHEADER)
# bind some interesting events
self.Bind(wx.EVT_LIST_ITEM_SELECTED, self.OnItemSelected, self.list)
self.Bind(wx.EVT_LIST_ITEM_DESELECTED, self.OnItemDeselected, self.list)
self.Bind(wx.EVT_LIST_ITEM_ACTIVATED, self.OnItemActivated, self.list)
# in case we are recreating the list tickle the frame a bit so
# it will redo the layout
self.SendSizeEvent()
def MakeMenu(self):
mbar = wx.MenuBar()
menu = wx.Menu()
item = menu.Append(-1, "E&xit\tAlt-X")
self.Bind(wx.EVT_MENU, self.OnExit, item)
mbar.Append(menu, "&File")
menu = wx.Menu()
item = menu.Append(-1, "Sort ascending")
self.Bind(wx.EVT_MENU, self.OnSortAscending, item)
item = menu.Append(-1, "Sort descending")
self.Bind(wx.EVT_MENU, self.OnSortDescending, item)
item = menu.Append(-1, "Sort by submitter")
self.Bind(wx.EVT_MENU, self.OnSortBySubmitter, item)
menu.AppendSeparator()
item = menu.Append(-1, "Show selected")
self.Bind(wx.EVT_MENU, self.OnShowSelected, item)
item = menu.Append(-1, "Select all")
self.Bind(wx.EVT_MENU, self.OnSelectAll, item)
item = menu.Append(-1, "Select none")
self.Bind(wx.EVT_MENU, self.OnSelectNone, item)
menu.AppendSeparator()
item = menu.Append(-1, "Set item text colour")
self.Bind(wx.EVT_MENU, self.OnSetTextColour, item)
item = menu.Append(-1, "Set item background colour")
self.Bind(wx.EVT_MENU, self.OnSetBGColour, item)
menu.AppendSeparator()
item = menu.Append(-1, "Enable item editing", kind=wx.ITEM_CHECK)
self.Bind(wx.EVT_MENU, self.OnEnableEditing, item)
item = menu.Append(-1, "Edit current item")
self.Bind(wx.EVT_MENU, self.OnEditItem, item)
mbar.Append(menu, "&Demo")
self.SetMenuBar(mbar)
def OnExit(self, evt):
self.Close()
def OnItemSelected(self, evt):
item = evt.GetItem()
print "Item selected:", item.GetText()
def OnItemDeselected(self, evt):
item = evt.GetItem()
print "Item deselected:", item.GetText()
def OnItemActivated(self, evt):
item = evt.GetItem()
print "Item activated:", item.GetText()
def OnSortAscending(self, evt):
# recreate the listctrl with a sort style
self.MakeListCtrl(wx.LC_SORT_ASCENDING)
def OnSortDescending(self, evt):
# recreate the listctrl with a sort style
self.MakeListCtrl(wx.LC_SORT_DESCENDING)
def OnSortBySubmitter(self, evt):
def compare_func(row1, row2):
# compare the values in the 4th col of the data
val1 = data.rows[row1][3]
val2 = data.rows[row2][3]
if val1 < val2: return -1
if val1 > val2: return 1
return 0
self.list.SortItems(compare_func)
def OnShowSelected(self, evt):
print "These items are selected:"
index = self.list.GetFirstSelected()
if index == -1:
print "\tNone"
return
while index != -1:
item = self.list.GetItem(index)
print "\t%s" % item.GetText()
index = self.list.GetNextSelected(index)
def OnSelectAll(self, evt):
for index in range(self.list.GetItemCount()):
self.list.Select(index, True)
def OnSelectNone(self, evt):
index = self.list.GetFirstSelected()
while index != -1:
self.list.Select(index, False)
index = self.list.GetNextSelected(index)
def OnSetTextColour(self, evt):
dlg = wx.ColourDialog(self)
if dlg.ShowModal() == wx.ID_OK:
colour = dlg.GetColourData().GetColour()
index = self.list.GetFirstSelected()
while index != -1:
self.list.SetItemTextColour(index, colour)
index = self.list.GetNextSelected(index)
dlg.Destroy()
def OnSetBGColour(self, evt):
dlg = wx.ColourDialog(self)
if dlg.ShowModal() == wx.ID_OK:
colour = dlg.GetColourData().GetColour()
index = self.list.GetFirstSelected()
while index != -1:
self.list.SetItemBackgroundColour(index, colour)
index = self.list.GetNextSelected(index)
dlg.Destroy()
def OnEnableEditing(self, evt):
self.editable = evt.IsChecked()
self.MakeListCtrl()
def OnEditItem(self, evt):
index = self.list.GetFirstSelected()
if index != -1:
self.list.EditLabel(index)
class DemoApp(wx.App):
def OnInit(self):
frame = DemoFrame()
self.SetTopWindow(frame)
print "Program output appears here..."
frame.Show()
return True
app = DemoApp(redirect=True)
app.MainLoop()
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