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Support for icon assignment based on introspection

This commit is contained in:
Arnar Flatberg 2007-12-17 18:52:49 +00:00
parent 163271fc17
commit a84731da30
1 changed files with 12 additions and 2 deletions
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12
fluents/fluents.py
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@ -13,7 +13,7 @@ import gnome
import gnome.ui
import scipy
import pango
import project, workflow, dataset, view, navigator, dialogs, selections, main
import project, workflow, dataset, view, navigator, dialogs, selections, plots, main
from logger import logger, LogView
@ -22,6 +22,10 @@ VERSION = '0.1.0'
DATADIR = os.path.dirname(sys.modules['fluents'].__file__)
ICONDIR = os.path.join(DATADIR,"..","icons")
GLADEFILENAME = os.path.join(DATADIR, 'fluents.glade')
_icon_mapper = {dataset.Dataset: 'dataset',
dataset.CategoryDataset: 'category_dataset',
dataset.GraphDataset: 'graph_dataset',
plots.Plot: 'line_plot'}
class IconFactory:
"""Factory for icons that ensures that each icon is only loaded once."""
@ -34,6 +38,12 @@ class IconFactory:
"""Returns the gdk loaded PixBuf for the given icon.
Reads the icon from file if necessary."""
# if iconname isnt a string, try to autoconvert
if not isinstance(iconname, str):
for cls in _icon_mapper.keys():
if isinstance(iconname, cls):
iconname = _icon_mapper[cls]
if self._icons.has_key(iconname):
return self._icons[iconname]