sugarlabs/sugar-toolkit-gtk3
1
0
Fork 0
Code Issues Pull Requests Releases Wiki Activity

Merge branch 'cell_renderer_icon_optimizations' of https://github.com/godiard/sugar-toolkit-gtk3 into godiard-cell_renderer_icon_optimizations

Browse Source
This commit is contained in:
Gonzalo Odiard 2015-05-14 11:52:27 -03:00
commit 862176de38
1 changed files with 20 additions and 5 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

25
src/sugar3/graphics/icon.py
View File

@ -837,6 +837,7 @@ class CellRendererIcon(Gtk.CellRenderer):
self._prelit_stroke_color = None
self._active_state = False
self._palette_invoker = CellRendererInvoker()
self._cached_offsets = None
Gtk.CellRenderer.__init__(self)
@ -924,6 +925,8 @@ class CellRendererIcon(Gtk.CellRenderer):
self._buffer.width = value
self._buffer.height = value
self._cached_offsets = None
size = GObject.property(type=object, setter=set_size)
def do_get_size(self, widget, cell_area, x_offset=None, y_offset=None,
@ -942,9 +945,17 @@ class CellRendererIcon(Gtk.CellRenderer):
xoffset = max(xoffset * (cell_area.width - width), 0)
yoffset = max(self.props.yalign * (cell_area.height - height), 0)
self._cached_offsets = xoffset, yoffset
return xoffset, yoffset, width, height
def _get_offsets(self, widget, cell_area):
if self._cached_offsets is not None:
return self._cached_offsets
xoffset, yoffset, width_, height_ = self.do_get_size(widget, cell_area)
return xoffset, yoffset
def do_activate(self, event, widget, path, background_area, cell_area,
flags):
pass
@ -983,7 +994,14 @@ class CellRendererIcon(Gtk.CellRenderer):
context.save()
context.add_class("sugar-icon-cell")
pointer_inside = self._point_in_cell_renderer(widget)
def is_pointer_inside():
# widget is the treeview
x, y = widget.get_pointer()
x, y = widget.convert_widget_to_bin_window_coords(x, y)
return ((cell_area.x <= x <= cell_area.x + cell_area.width)
and (cell_area.y <= y <= cell_area.y + cell_area.height))
pointer_inside = is_pointer_inside()
# The context will have prelight state if the mouse pointer is
# in the entire row, but we want that state if the pointer is
@ -999,9 +1017,6 @@ class CellRendererIcon(Gtk.CellRenderer):
context, cr, background_area.x, background_area.y,
background_area.width, background_area.height)
Gtk.render_frame(context, cr, background_area.x, background_area.y,
background_area.width, background_area.height)
if self._xo_color is not None:
stroke_color = self._xo_color.get_stroke_color()
fill_color = self._xo_color.get_fill_color()
@ -1029,7 +1044,7 @@ class CellRendererIcon(Gtk.CellRenderer):
if surface is None:
return
xoffset, yoffset, width_, height_ = self.do_get_size(widget, cell_area)
xoffset, yoffset = self._get_offsets(widget, cell_area)
x = cell_area.x + xoffset
y = cell_area.y + yoffset