Revert "Use consistent ellipsis mode"

This reverts commit 0d428fc913.

This is not the right solution. We should ellipse at the end.
The change was not discussed or approved.

src/sugar3/graphics/palette.py

@@ -277,8 +277,7 @@ class Palette(PaletteWindow):
                 self._secondary_label.set_max_width_chars(
                     style.MENU_WIDTH_CHARS)
                 self._secondary_label.set_line_wrap(True)
-                self._secondary_label.set_ellipsize(
-                    style.DEFAULT_ELLIPSIS_MODE)
+                self._secondary_label.set_ellipsize(Pango.EllipsizeMode.END)
                 self._secondary_label.set_lines(NO_OF_LINES)
                 self._secondary_label.set_justify(Gtk.Justification.FILL)
             else:
@@ -286,8 +285,7 @@ class Palette(PaletteWindow):
                 body_width = NO_OF_LINES * style.MENU_WIDTH_CHARS
                 body_width -= ELLIPSIS_LENGTH
                 if len(label) > body_width:
-                    label = label[0:style.DEFAULT_ELLIPSIS_CHARACTERS] + \
-                        '...' + label[-style.DEFAULT_ELLIPSIS_CHARACTERS:]
+                    label = ' '.join(label[:body_width].split()[:-1]) + '...'
                 label = textwrap.fill(label, width=style.MENU_WIDTH_CHARS)
 
             self._secondary_text = label

src/sugar3/graphics/style.py

@@ -147,6 +147,3 @@ PALETTE_CURSOR_DISTANCE = zoom(10)
 TOOLBAR_ARROW_SIZE = zoom(24)
 
 MENU_WIDTH_CHARS = 60
-
-DEFAULT_ELLIPSIS_MODE = Pango.EllipsizeMode.MIDDLE
-DEFAULT_ELLIPSIS_CHARACTERS = 7