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##############################################################################
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# Copyright (c) 2006 TINY SPRL. (http://tiny.be) All Rights Reserved.
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# WARNING: This program as such is intended to be used by professional
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# programmers who take the whole responsability of assessing all potential
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# consequences resulting from its eventual inadequacies and bugs
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# End users who are looking for a ready-to-use solution with commercial
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# garantees and support are strongly adviced to contract a Free Software
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# This program is Free Software; you can redistribute it and/or
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# modify it under the terms of the GNU General Public License
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# as published by the Free Software Foundation; either version 2
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# of the License, or (at your option) any later version.
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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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# You should have received a copy of the GNU General Public License
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# along with this program; if not, write to the Free Software
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# Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
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##############################################################################
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class AdaptModelGroup(gtk.GenericTreeModel):
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def __init__(self, model_group):
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super(AdaptModelGroup, self).__init__()
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self.model_group = model_group
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self.models = model_group.models
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self.set_property('leak_references', False)
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def added(self, modellist, position):
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if modellist is self.models:
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model = self.models[position]
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self.emit('row_inserted', self.on_get_path(model),
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self.get_iter(self.on_get_path(model)))
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def changed_all(self, *args):
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self.emit('row_deleted', position)
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self.invalidate_iters()
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def removed(self, lst, position):
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self.emit('row_deleted', position)
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self.invalidate_iters()
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def append(self, model):
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self.model_group.model_add(model)
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def prepend(self, model):
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self.model_group.model_add(model, 0)
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def remove(self, iter):
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idx = self.get_path(iter)[0]
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self.model_group.model_remove(self.models[idx])
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self.invalidate_iters()
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self.sort_asc = not (self.sort_asc and (self.last_sort == name))
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f = lambda x,y: cmp(x[name].get_client(), y[name].get_client())
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f = lambda x,y: -1 * cmp(x[name].get_client(), y[name].get_client())
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for idx, row in enumerate(self.models):
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iter = self.get_iter(idx)
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self.row_changed(self.get_path(iter), iter)
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return self.model_group.writen(id)
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return len(self.models)
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## Mandatory GenericTreeModel methods
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def on_get_flags(self):
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return gtk.TREE_MODEL_LIST_ONLY
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def on_get_n_columns(self):
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def on_get_column_type(self, index):
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return gobject.TYPE_PYOBJECT
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def on_get_path(self, iter):
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return self.models.index(iter)
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def on_get_iter(self, path):
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if isinstance(path, tuple):
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if path<len(self.models):
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return self.models[path]
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def on_get_value(self, node, column):
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def on_iter_next(self, node):
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return self.on_get_iter(self.on_get_path(node) + 1)
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def on_iter_has_child(self, node):
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def on_iter_children(self, node):
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def on_iter_n_children(self, node):
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def on_iter_nth_child(self, node, n):
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if node is None and self.models:
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return self.on_get_iter(0)
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def on_iter_parent(self, node):
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class ViewList(object):
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def __init__(self, screen, widget, children={}, buttons={}, toolbar=None):
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self.view_type = 'tree'
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self.model_add_new = True
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self.widget.screen = screen
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self.widget.connect_after('row-activated', self.__sig_switch)
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selection = self.widget.get_selection()
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selection.connect('changed', self.__select_changed)
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def signal_record_changed(self, signal, *args):
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if signal=='record-added':
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self.store.added(*args)
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elif signal=='record-removed':
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self.store.removed(*args)
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assert False, 'Unknown Signal !'
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return 'ViewList (%s)' % self.screen.resource
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def __getitem__(self, name):
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self.widget.destroy()
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def __sig_switch(self, treeview, *args):
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self.screen.row_activate(self.screen)
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def __select_changed(self, tree_sel):
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if tree_sel.get_mode() == gtk.SELECTION_SINGLE:
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model, iter = tree_sel.get_selected()
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path = model.get_path(iter)[0]
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self.screen.current_model = model.models[path]
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if self.widget.editable:
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self.widget.set_value()
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# self.widget.set_model(self.store) could be removed if the store
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# has not changed -> better ergonomy. To test
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if (not self.widget.get_model()) or self.screen.models<>self.widget.get_model().model_group:
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self.store = AdaptModelGroup(self.screen.models)
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self.widget.set_model(self.store)
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if self.screen.current_model:
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path = self.store.on_get_path(self.screen.current_model)
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self.widget.set_cursor(path, self.widget.get_columns()[0], bool(self.widget.editable))
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# Should find a simpler solution to do something like
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#self.widget.set_cursor(None,None,False)
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self.widget.set_model(self.store)
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def sel_ids_get(self):
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def _func_sel_get(store, path, iter, ids):
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model = store.on_get_iter(path)
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sel = self.widget.get_selection()
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sel.selected_foreach(_func_sel_get, ids)
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def on_change(self, callback):
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self.screen.on_change(callback)
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def unset_editable(self):
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self.widget.editable = False
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for col in self.widget.get_columns():
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for renderer in col.get_cell_renderers():
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renderer.set_property('editable', False)
added
removed
bin/widget/view/list.py
