Ack.
On 01/28/2010 05:54 PM, Chris Lumens wrote:
Doing this allows use of map and filter, which seems more natural than the
iterator dance. This patch also fixes a problem drilling down to the base
store through all the various models.
---
iw/DeviceSelector.py | 69 ++++++++++++++++++++++++++-----------------------
1 files changed, 37 insertions(+), 32 deletions(-)
diff --git a/iw/DeviceSelector.py b/iw/DeviceSelector.py
index 17b977c..4c50753 100644
--- a/iw/DeviceSelector.py
+++ b/iw/DeviceSelector.py
@@ -95,29 +95,36 @@ class DeviceDisplayer(object):
# will be on the far right edge.
self.view.connect("show", lambda x: self.view.append_column(menuCol))
- def getSelected(self):
- """Return a list of all the items currently checked in the UI, or
- an empty list if nothing is selected.
+ def getStoreIter(self, row, model=None):
+ """Get an iter on the underlying store that maps to a row on the
+ provided model. If model is None, use the default.
"""
- retval = []
- iter = self.store.get_iter_first()
+ if not model:
+ model = self.model
- while iter:
- if self.store.get_value(iter, self.active):
- retval.append(self.store[iter])
+ iter = model.get_iter(row)
+ if not iter:
+ return None
- iter = self.store.iter_next(iter)
+ while not self.store.iter_is_valid(iter):
+ if isinstance(model, gtk.TreeModelFilter):
+ iter = model.convert_iter_to_child_iter(iter)
+ elif isinstance(model, gtk.TreeModelSort):
+ iter = model.convert_iter_to_child_iter(None, iter)
- return retval
+ model = model.get_model()
- def getNVisible(self):
- visible = 0
+ return iter
- for row in self.store:
- if row[self.visible]:
- visible += 1
+ def getSelected(self):
+ """Return a list of all the items currently checked in the UI, or
+ an empty list if nothing is selected.
+ """
+ return filter(lambda row: row[self.active], self.store)
- return visible
+ def getNVisible(self):
+ """Return the number of items currently visible in the UI."""
+ return len(filter(lambda row: row[self.visible], self.store))
class DeviceSelector(DeviceDisplayer):
def createSelectionCol(self, title="", radioButton=False, toggledCB=None):
@@ -150,20 +157,19 @@ class DeviceSelector(DeviceDisplayer):
# the obvious.
def _toggle_all(model, path, iter, set):
# Don't check the boxes of rows that aren't visible.
- visible = model.get_value(iter, self.visible)
- if not visible:
+ if not model[path][self.visible]:
return
# Don't try to set a row to active if it's already been checked.
# This prevents devices that have been checked before the all
# button was checked from getting double counted.
- if model.get_value(iter, self.active) == set:
+ if model[path][self.active] == set:
return
- model.set_value(iter, self.active, set)
+ model[path][self.active] = set
if cb:
- cb(set, model.get_value(iter, OBJECT_COL))
+ cb(set, model[path][OBJECT_COL])
set = button.get_active()
self.store.foreach(_toggle_all, set)
@@ -175,15 +181,11 @@ class DeviceSelector(DeviceDisplayer):
def _device_toggled(self, button, row, cb, isRadio):
# This is called when the checkbox for a device is clicked or unclicked.
- model = self.model
- iter = model.get_iter(row)
-
+ iter = self.getStoreIter(row)
if not iter:
return
- while not self.store.iter_is_valid(iter):
- iter = model.convert_iter_to_child_iter(iter)
- model = model.get_model()
+ storeRow = self.store.get_path(iter)
if isRadio:
# This is lame, but there's no other way to do it. First we have
@@ -192,10 +194,13 @@ class DeviceSelector(DeviceDisplayer):
for r in self.store:
r[self.active] = False
- self.store[iter][self.active] = True
+ self.store[storeRow][self.active] = True
+
+ if cb:
+ cb(True, self.store[storeRow][OBJECT_COL])
else:
- is_checked = self.store.get_value(iter, self.active)
- self.store.set_value(iter, self.active, not is_checked)
+ is_checked = self.store[storeRow][self.active]
+ self.store[storeRow][self.active] = not is_checked
- if cb:
- cb(not is_checked, self.store.get_value(iter, OBJECT_COL))
+ if cb:
+ cb(not is_checked, self.store[storeRow][OBJECT_COL])
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