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+#!/usr/bin/env python
+# -*- Mode: Python; py-indent-offset: 4 -*-
+# vim: tabstop=4 shiftwidth=4 expandtab
+#
+# Copyright (C) 2010 Red Hat, Inc., John (J5) Palmieri <johnp@redhat.com>
+#
+# This library is free software; you can redistribute it and/or
+# modify it under the terms of the GNU Lesser General Public
+# License as published by the Free Software Foundation; either
+# version 2.1 of the License, or (at your option) any later version.
+#
+# This library is distributed in the hope that it will be useful,
+# but WITHOUT ANY WARRANTY; without even the implied warranty of
+# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
+# Lesser General Public License for more details.
+#
+# You should have received a copy of the GNU Lesser General Public
+# License along with this library; if not, write to the Free Software
+# Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301
+# USA
+
+title = "Editing and Drag-and-Drop"
+description = """
+The GtkIconView widget supports Editing and Drag-and-Drop. This example also demonstrates using the generic GtkCellLayout interface to set up cell renderers in an icon view.
+"""
+
+from gi.repository import Gtk, Gdk, GdkPixbuf
+
+class IconviewEditApp:
+ COL_TEXT = 0
+ NUM_COLS = 1
+
+ def __init__(self):
+ self.window = Gtk.Window()
+ self.window.set_title('Editing and Drag-and-Drop')
+ self.window.set_border_width(8)
+ self.window.connect('destroy', Gtk.main_quit)
+
+ store = Gtk.ListStore(str)
+ colors = ['Red', 'Green', 'Blue', 'Yellow']
+ store.clear()
+ for c in colors:
+ store.append([c])
+
+ icon_view = Gtk.IconView(model=store)
+ icon_view.set_selection_mode(Gtk.SelectionMode.SINGLE)
+ icon_view.set_item_orientation(Gtk.Orientation.HORIZONTAL)
+ icon_view.set_columns(2)
+ icon_view.set_reorderable(True)
+
+ renderer = Gtk.CellRendererPixbuf()
+ icon_view.pack_start(renderer, True)
+ icon_view.set_cell_data_func(renderer,
+ self.set_cell_color,
+ None)
+
+ renderer = Gtk.CellRendererText()
+ icon_view.pack_start(renderer, True)
+ renderer.props.editable = True
+ renderer.connect('edited', self.edited, icon_view)
+ icon_view.add_attribute(renderer, 'text', self.COL_TEXT)
+
+ self.window.add(icon_view)
+
+ self.window.show_all()
+
+ def set_cell_color (self,
+ cell_layout,
+ cell,
+ tree_model,
+ iter_,
+ icon_view):
+
+ # FIXME return single element instead of tuple
+ text = tree_model.get(iter_, self.COL_TEXT)[0]
+ color = Gdk.color_parse(text)[1]
+ pixel = 0
+ if color is not None:
+ pixel = \
+ (color.red >> 8) << 24 | \
+ (color.green >> 8) << 16 | \
+ (color.blue >> 8) << 8
+
+ pixbuf = GdkPixbuf.Pixbuf.new(GdkPixbuf.Colorspace.RGB, False, 8, 24, 24)
+ pixbuf.fill(pixel)
+
+ cell.props.pixbuf = pixbuf
+
+ def edited (self, cell, path_string, text, icon_view):
+ model = icon_view.get_model()
+ path = Gtk.TreePath(path_string)
+
+ iter_ = model.get_iter(path)
+ model.set_row(iter_, [text])
+
+def main(demoapp=None):
+ app = IconviewEditApp()
+ Gtk.main()
+
+if __name__ == '__main__':
+ main()