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The selection view now works. Functions can return a dataset.Selection object which will be stored in the selection list.

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This commit is contained in:
Einar Ryeng
2006-08-29 23:57:21 +00:00
parent ae7a6a5a0e
commit 1b9aff1c5a
5 changed files with 133 additions and 26 deletions
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17
system/project.py
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@@ -17,7 +17,8 @@ class Project:
self._dataset_observers = []
self.current_data = []
self.datasets = []
self.sel_obj = dataset.Selection()
self.sel_obj = dataset.Selection('Current Selection')
self.selections = []
def add_selection_observer(self, observer):
self._selection_observers.append(observer)
@@ -39,12 +40,12 @@ class Project:
def set_selection(self, dim_name, selection):
"""Sets a current selection and notify observers"""
self.sel_obj.current_selection[dim_name] = set(selection)
self.sel_obj[dim_name] = set(selection)
self.notify_selection_listeners(dim_name)
def get_selection(self):
"""Returns the current selection object"""
return self.sel_obj.current_selection
return self.sel_obj
def get_data_iter(self, obj):
"""Retuns an iterator to data."""
@@ -84,6 +85,8 @@ class Project:
self.data_tree_insert(it, d.get_title(), d, "PaleGreen", "black")
d.set_selection_listener(self.set_selection)
self._selection_observers.append(d)
elif isinstance(d, dataset.Selection):
self.add_selection(d)
def data_tree_insert(self, parent, text, data, bgcolour,fontcolour,selected = 0):
tree = self.data_tree
@@ -96,16 +99,20 @@ class Project:
tree.set_value(it, 5, selected)
return it
def add_dataset(self,dataset):
def add_dataset(self, dataset):
"""Appends a new Dataset to the project."""
logger.log('debug','Adding dataset: %s' %dataset.get_name())
self.datasets.append(dataset)
for dim_name in dataset.get_all_dims():
if dim_name not in self.dim_names:
self.dim_names.append(dim_name)
self.sel_obj.current_selection[dim_name] = set()
self.sel_obj[dim_name] = set()
self.notify_dataset_listeners()
def add_selection(self, selection):
"""Adds a new selection to the project."""
self.selections.append(selection)
self.notify_dataset_listeners()
def object_at(self, path):
"Returns the object at a given path in the tree."