100 lines
2.9 KiB
Python
100 lines
2.9 KiB
Python
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#
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# datacombo.py: A class (derived from GtkComboBox) that provides
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# the ability to store data and show text in a GtkComboBox easily
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#
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# Copyright (C) 2004 Red Hat, Inc. All rights reserved.
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#
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# This program is free software; you can redistribute it and/or modify
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# it under the terms of the GNU General Public License as published by
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# the Free Software Foundation; either version 2 of the License, or
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# (at your option) any later version.
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#
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# This program is distributed in the hope that it will be useful,
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# but WITHOUT ANY WARRANTY; without even the implied warranty of
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# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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# GNU General Public License for more details.
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#
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# You should have received a copy of the GNU General Public License
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# along with this program. If not, see <http://www.gnu.org/licenses/>.
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#
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# Author(s): Jeremy Katz <katzj@redhat.com>
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#
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import gtk
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import gobject
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class DataComboBox(gtk.ComboBox):
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"""A class derived from gtk.ComboBox to allow setting a user visible
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string and (not-visible) data string"""
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def __init__(self, store = None):
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if store is None:
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self.store = gtk.TreeStore(gobject.TYPE_STRING, gobject.TYPE_STRING)
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else:
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self.store = store
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gtk.ComboBox.__init__(self, self.store)
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cell = gtk.CellRendererText()
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self.pack_start(cell, True)
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self.set_attributes(cell, text = 0)
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def append(self, text, data):
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iter = self.store.append(None)
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self.store[iter] = (text, data)
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def get_active_value(self, col = 1):
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row = self.get_active()
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return self.get_stored_data(row, col)
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def get_stored_data(self, row, col = 1):
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if row < 0:
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return None
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iter = self.store.get_iter(row)
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val = self.store.get_value(iter, col)
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return val
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def get_text(self, row):
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return self.get_stored_data(row, col = 0)
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def set_active_text(self, t):
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"""set_active_text(string) -> Sets the active row to whereever t is.
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returns True if set_active is run, False otherwise.
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"""
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retval = False
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n = 0
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i = self.store.get_iter(n)
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while i is not None:
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if self.store.get_value(i, 0) == t:
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self.set_active(n)
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retval = True
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break
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i = self.store.iter_next(i)
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n += 1
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return retval
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def clear(self):
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self.store.clear()
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if __name__ == "__main__":
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def mycb(widget, *args):
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idx = widget.get_active()
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print(idx, widget.get_stored_data(idx), widget.get_text(idx))
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win = gtk.Window()
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cb = DataComboBox()
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cb.append("/dev/hda5", "hda5")
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cb.append("/dev/hda6", "hda6")
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cb.append("/dev/hda7", "hda7")
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cb.append("/dev/hda8", "hda8")
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cb.set_active_text("/dev/hda7")
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cb.connect('changed', mycb)
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win.add(cb)
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win.show_all()
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gtk.main()
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