]> git.saurik.com Git - wxWidgets.git/blobdiff - wxPython/demo/ListCtrl_virtual.py
move wxPython to new trunk
[wxWidgets.git] / wxPython / demo / ListCtrl_virtual.py
diff --git a/wxPython/demo/ListCtrl_virtual.py b/wxPython/demo/ListCtrl_virtual.py
deleted file mode 100644 (file)
index 699ad1d..0000000
+++ /dev/null
@@ -1,134 +0,0 @@
-
-import  wx
-import  images
-
-#----------------------------------------------------------------------
-
-class TestVirtualList(wx.ListCtrl):
-    def __init__(self, parent, log):
-        wx.ListCtrl.__init__(
-            self, parent, -1, 
-            style=wx.LC_REPORT|wx.LC_VIRTUAL|wx.LC_HRULES|wx.LC_VRULES
-            )
-
-        self.log = log
-
-        self.il = wx.ImageList(16, 16)
-        self.idx1 = self.il.Add(images.getSmilesBitmap())
-        self.SetImageList(self.il, wx.IMAGE_LIST_SMALL)
-
-
-        self.InsertColumn(0, "First")
-        self.InsertColumn(1, "Second")
-        self.InsertColumn(2, "Third")
-        self.SetColumnWidth(0, 175)
-        self.SetColumnWidth(1, 175)
-        self.SetColumnWidth(2, 175)
-
-        self.SetItemCount(1000000)
-
-        self.attr1 = wx.ListItemAttr()
-        self.attr1.SetBackgroundColour("yellow")
-
-        self.attr2 = wx.ListItemAttr()
-        self.attr2.SetBackgroundColour("light blue")
-
-        self.Bind(wx.EVT_LIST_ITEM_SELECTED, self.OnItemSelected)
-        self.Bind(wx.EVT_LIST_ITEM_ACTIVATED, self.OnItemActivated)
-        self.Bind(wx.EVT_LIST_ITEM_DESELECTED, self.OnItemDeselected)
-
-
-    def OnItemSelected(self, event):
-        self.currentItem = event.m_itemIndex
-        self.log.WriteText('OnItemSelected: "%s", "%s", "%s", "%s"\n' %
-                           (self.currentItem,
-                            self.GetItemText(self.currentItem),
-                            self.getColumnText(self.currentItem, 1),
-                            self.getColumnText(self.currentItem, 2)))
-
-    def OnItemActivated(self, event):
-        self.currentItem = event.m_itemIndex
-        self.log.WriteText("OnItemActivated: %s\nTopItem: %s\n" %
-                           (self.GetItemText(self.currentItem), self.GetTopItem()))
-
-    def getColumnText(self, index, col):
-        item = self.GetItem(index, col)
-        return item.GetText()
-
-    def OnItemDeselected(self, evt):
-        self.log.WriteText("OnItemDeselected: %s" % evt.m_itemIndex)
-
-
-    #---------------------------------------------------
-    # These methods are callbacks for implementing the
-    # "virtualness" of the list...  Normally you would
-    # determine the text, attributes and/or image based
-    # on values from some external data source, but for
-    # this demo we'll just calculate them
-    def OnGetItemText(self, item, col):
-        return "Item %d, column %d" % (item, col)
-
-    def OnGetItemImage(self, item):
-        if item % 3 == 0:
-            return self.idx1
-        else:
-            return -1
-
-    def OnGetItemAttr(self, item):
-        if item % 3 == 1:
-            return self.attr1
-        elif item % 3 == 2:
-            return self.attr2
-        else:
-            return None
-
-
-class TestVirtualListPanel(wx.Panel):
-    def __init__(self, parent, log):
-        wx.Panel.__init__(self, parent, -1, style=wx.WANTS_CHARS)
-        
-        self.log = log
-        sizer = wx.BoxSizer(wx.VERTICAL)
-        
-        if wx.Platform == "__WXMAC__" and \
-               hasattr(wx.GetApp().GetTopWindow(), "LoadDemo"):
-            self.useNative = wx.CheckBox(self, -1, "Use native listctrl")
-            self.useNative.SetValue( 
-                not wx.SystemOptions.GetOptionInt("mac.listctrl.always_use_generic") )
-            self.Bind(wx.EVT_CHECKBOX, self.OnUseNative, self.useNative)
-            sizer.Add(self.useNative, 0, wx.ALL | wx.ALIGN_RIGHT, 4)
-            
-        self.list = TestVirtualList(self, self.log)
-        sizer.Add(self.list, 1, wx.EXPAND)
-        
-        self.SetSizer(sizer)
-        self.SetAutoLayout(True)
-        
-    def OnUseNative(self, event):
-        wx.SystemOptions.SetOptionInt("mac.listctrl.always_use_generic", not event.IsChecked())
-        wx.GetApp().GetTopWindow().LoadDemo("ListCtrl_virtual")
-
-#----------------------------------------------------------------------
-
-def runTest(frame, nb, log):
-    win = TestVirtualListPanel(nb, log)
-    return win
-
-#----------------------------------------------------------------------
-
-
-overview = """\
-This example demonstrates the ListCtrl's Virtual List features. A Virtual list
-can contain any number of cells, but data is not loaded into the control itself.
-It is loaded on demand via virtual methods <code>OnGetItemText(), OnGetItemImage()</code>,
-and <code>OnGetItemAttr()</code>. This greatly reduces the amount of memory required
-without limiting what can be done with the list control itself.
-"""
-
-
-
-if __name__ == '__main__':
-    import sys,os
-    import run
-    run.main(['', os.path.basename(sys.argv[0])] + sys.argv[1:])
-