[Checkins] SVN: Sandbox/gotcha/z3c.taskqueue_ui/trunk/src/z3c/taskqueue_ui/browser/service.py we'll use z3c.batch

[Godefroid Chapelle]

Log message for revision 117455:
  we'll use z3c.batch

Changed:
  U   Sandbox/gotcha/z3c.taskqueue_ui/trunk/src/z3c/taskqueue_ui/browser/service.py

-=-
Modified: Sandbox/gotcha/z3c.taskqueue_ui/trunk/src/z3c/taskqueue_ui/browser/service.py
===================================================================
--- Sandbox/gotcha/z3c.taskqueue_ui/trunk/src/z3c/taskqueue_ui/browser/service.py	2010-10-11 14:27:04 UTC (rev 117454)
+++ Sandbox/gotcha/z3c.taskqueue_ui/trunk/src/z3c/taskqueue_ui/browser/service.py	2010-10-11 14:39:49 UTC (rev 117455)
@@ -45,112 +45,6 @@
 SORTED_ON_KEY = 'lovely.remotetask.service.table.sorted-on'
 
 
-from zope.interface.common.mapping import IItemMapping
-
-
-class IBatch(IItemMapping):
-    """A Batch represents a sub-list of the full enumeration.
-
-    The Batch constructor takes a list (or any list-like object) of elements,
-    a starting index and the size of the batch. From this information all
-    other values are calculated.
-    """
-
-    def __len__():
-        """Return the length of the batch. This might be different than the
-        passed in batch size, since we could be at the end of the list and
-        there are not enough elements left to fill the batch completely."""
-
-    def __iter__():
-        """Creates an iterator for the contents of the batch (not the entire
-        list)."""
-
-    def __contains__(key):
-        """Checks whether the key (in our case an index) exists."""
-
-    def nextBatch(self):
-        """Return the next batch. If there is no next batch, return None."""
-
-    def prevBatch(self):
-        """Return the previous batch. If there is no previous batch, return
-        None."""
-
-    def first(self):
-        """Return the first element of the batch."""
-
-    def last(self):
-        """Return the last element of the batch."""
-
-    def total(self):
-        """Return the length of the list (not the batch)."""
-
-    def startNumber(self):
-        """Give the start **number** of the batch, which is 1 more than the
-        start index passed in."""
-
-    def endNumber(self):
-        """Give the end **number** of the batch, which is 1 more than the
-        final index."""
-
-
-class Batch(object):
-    zope.interface.implements(IBatch)
-
-    def __init__(self, list, start=0, size=20):
-        self.list = list
-        self.start = start
-        if len(list) == 0:
-            self.start = -1
-        elif start >= len(list):
-            raise IndexError('start index key out of range')
-        self.size = size
-        self.trueSize = size
-        if start + size >= len(list):
-            self.trueSize = len(list) - start
-        self.end = start + self.trueSize - 1
-
-    def __len__(self):
-        return self.trueSize
-
-    def __getitem__(self, key):
-        if key >= self.trueSize:
-            raise IndexError('batch index out of range')
-        return self.list[self.start + key]
-
-    def __iter__(self):
-        return iter(self.list[self.start:self.end + 1])
-
-    def __contains__(self, item):
-        return item in self.__iter__()
-
-    def nextBatch(self):
-        start = self.start + self.size
-        if start >= len(self.list):
-            return None
-        return Batch(self.list, start, self.size)
-
-    def prevBatch(self):
-        start = self.start - self.size
-        if start < 0:
-            return None
-        return Batch(self.list, start, self.size)
-
-    def first(self):
-        return self.list[self.start]
-
-    def last(self):
-        return self.list[self.end]
-
-    def total(self):
-        return len(self.list)
-
-    def startNumber(self):
-        return self.start + 1
-
-    def endNumber(self):
-        return self.end + 1
-
-
 class CheckboxColumn(column.Column):
     """Provide a column to select applications."""
 
@@ -340,7 +234,7 @@
 
         jobs = list(self.context.jobs.values())
         jobs.reverse()
-        self._jobs = Batch(jobs, start, size)
+        self._jobs = jobs
         return self._jobs
 
     def numberOfItems(self):