b4f1aaad5d
git-svn-id: https://svn.wxwidgets.org/svn/wx/wxWidgets/trunk@25935 c3d73ce0-8a6f-49c7-b76d-6d57e0e08775
159 lines
5.3 KiB
Python
159 lines
5.3 KiB
Python
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import wx
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#---------------------------------------------------------------------------
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# This listbox subclass lets you type the starting letters of what you want to
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# select, and scrolls the list to the match if it is found.
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class FindPrefixListBox(wx.ListBox):
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def __init__(self, parent, id, pos=wx.DefaultPosition, size=wx.DefaultSize,
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choices=[], style=0, validator=wx.DefaultValidator):
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wx.ListBox.__init__(self, parent, id, pos, size, choices, style, validator)
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self.typedText = ''
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self.log = parent.log
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self.Bind(wx.EVT_KEY_DOWN, self.OnKey)
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def FindPrefix(self, prefix):
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self.log.WriteText('Looking for prefix: %s\n' % prefix)
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if prefix:
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prefix = prefix.lower()
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length = len(prefix)
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# Changed in 2.5 because ListBox.Number() is no longer supported.
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# ListBox.GetCount() is now the appropriate way to go.
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for x in range(self.GetCount()):
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text = self.GetString(x)
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text = text.lower()
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if text[:length] == prefix:
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self.log.WriteText('Prefix %s is found.\n' % prefix)
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return x
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self.log.WriteText('Prefix %s is not found.\n' % prefix)
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return -1
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def OnKey(self, evt):
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key = evt.GetKeyCode()
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if key >= 32 and key <= 127:
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self.typedText = self.typedText + chr(key)
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item = self.FindPrefix(self.typedText)
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if item != -1:
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self.SetSelection(item)
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elif key == wx.WXK_BACK: # backspace removes one character and backs up
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self.typedText = self.typedText[:-1]
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if not self.typedText:
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self.SetSelection(0)
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else:
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item = self.FindPrefix(self.typedText)
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if item != -1:
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self.SetSelection(item)
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else:
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self.typedText = ''
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evt.Skip()
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def OnKeyDown(self, evt):
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pass
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#---------------------------------------------------------------------------
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class TestListBox(wx.Panel):
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def __init__(self, parent, log):
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self.log = log
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wx.Panel.__init__(self, parent, -1)
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sampleList = ['zero', 'one', 'two', 'three', 'four', 'five',
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'six', 'seven', 'eight', 'nine', 'ten', 'eleven',
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'twelve', 'thirteen', 'fourteen']
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wx.StaticText(self, -1, "This example uses the wx.ListBox control.", (45, 10))
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wx.StaticText(self, -1, "Select one:", (15, 50), (65, 18))
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self.lb1 = wx.ListBox(self, 60, (80, 50), (80, 120), sampleList, wx.LB_SINGLE)
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self.Bind(wx.EVT_LISTBOX, self.EvtListBox, self.lb1)
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self.Bind(wx.EVT_LISTBOX_DCLICK, self.EvtListBoxDClick, self.lb1)
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self.lb1.Bind(wx.EVT_RIGHT_UP, self.EvtRightButton)
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self.lb1.SetSelection(3)
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self.lb1.Append("with data", "This one has data");
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self.lb1.SetClientData(2, "This one has data");
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wx.StaticText(self, -1, "Select many:", (200, 50), (65, 18))
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self.lb2 = wx.ListBox(self, 70, (300, 50), (80, 120), sampleList, wx.LB_EXTENDED)
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self.Bind(wx.EVT_LISTBOX, self.EvtMultiListBox, self.lb2)
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self.lb2.Bind(wx.EVT_RIGHT_UP, self.EvtRightButton)
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self.lb2.SetSelection(0)
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sampleList = sampleList + ['test a', 'test aa', 'test aab',
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'test ab', 'test abc', 'test abcc',
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'test abcd' ]
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sampleList.sort()
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wx.StaticText(self, -1, "Find Prefix:", (15, 250))
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fp = FindPrefixListBox(self, -1, (80, 250), (80, 120), sampleList, wx.LB_SINGLE)
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fp.SetSelection(0)
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def EvtListBox(self, event):
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self.log.WriteText('EvtListBox: %s, %s, %s\n' %
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(event.GetString(), event.IsSelection(), event.GetSelection()))
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lb = event.GetEventObject()
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data = lb.GetClientData(lb.GetSelection())
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if data is not None:
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self.log.WriteText('\tdata: %s\n' % data)
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def EvtListBoxDClick(self, event):
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self.log.WriteText('EvtListBoxDClick: %s\n' % self.lb1.GetSelection())
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self.lb1.Delete(self.lb1.GetSelection())
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def EvtMultiListBox(self, event):
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self.log.WriteText('EvtMultiListBox: %s\n' % str(self.lb2.GetSelections()))
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def EvtRightButton(self, event):
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self.log.WriteText('EvtRightButton: %s\n' % event.GetPosition())
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if event.GetEventObject().GetId() == 70:
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selections = list(self.lb2.GetSelections())
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selections.reverse()
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for index in selections:
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self.lb2.Delete(index)
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#---------------------------------------------------------------------------
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def runTest(frame, nb, log):
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win = TestListBox(nb, log)
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return win
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#---------------------------------------------------------------------------
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overview = """<html><body>
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A listbox is used to select one or more of a list of
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strings. The strings are displayed in a scrolling box, with the
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selected string(s) marked in reverse video. A listbox can be single
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selection (if an item is selected, the previous selection is removed)
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or multiple selection (clicking an item toggles the item on or off
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independently of other selections).
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</body></html>
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"""
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if __name__ == '__main__':
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import sys,os
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import run
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run.main(['', os.path.basename(sys.argv[0])])
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