def end_move(self, prev_id, new_which_id):
"""If prev_id == -1, then want to delete it.
Returns True if all ok, False if want to delete but can't.
If False, it puts it back in the pre-move spot,
if True then it adds it into the
pass"""
bric_id = self.move_id[0]
bric = self.brics[bric_id]
old_data = bric.bric_data
name = bric.bric_name
old_which_id = self.move_which_id
if (prev_id == -1):
if (self.remove_bric(self.move_id[0], old_which_id)):
win_data.remove_bric_refs(name, old_data)
else:
self.move_id = []
return False
else:
if (not self.remove_bric(
self.move_id[0], old_which_id, no_delete=True)):
self.move_id = []
return False
else:
self.insert_bric(self.move_id[0], prev_id, new_which_id)
self.move_id = []
win_data.update_dirty(True)
#print "Moved bric", bric_id, "Prev:", prev_id
#self.dump()
return True
def end_move(self, prev_id, new_which_id):
"""If prev_id == -1, then want to delete it.
Returns True if all ok, False if want to delete but can't.
If False, it puts it back in the pre-move spot,
if True then it adds it into the
pass"""
bric_id = self.move_id[0]
bric = self.brics[bric_id]
old_data = bric.bric_data
name = bric.bric_name
old_which_id = self.move_which_id
if (prev_id == -1):
if (self.remove_bric(self.move_id[0], old_which_id)):
win_data.remove_bric_refs(name, old_data)
else:
self.move_id = []
return False
else:
if (not self.remove_bric(self.move_id[0], old_which_id, no_delete=True)):
self.move_id = []
return False
else:
self.insert_bric(self.move_id[0], prev_id, new_which_id)
self.move_id = []
win_data.update_dirty(True)
#print "Moved bric", bric_id, "Prev:", prev_id
#self.dump()
return True
def remove_bric(self, id, which_id, no_delete=False):
#print "Remove",
#self.brics[id].dump()
prev_id = self.brics[id].prev_id[0]
next_id = self.brics[id].next_id[0]
# handle removing an event - it must already be the only icon in the stream
if (prev_id == 0):
# find which stream and remove it
for i in range(len(self.streams)):
if (self.streams[i] == id):
del self.streams[i]
break
win_data.update_dirty(True)
win_data.initialise_unused_events()
# refresh the programming pallete
win_data.force_redraw("ppallete")
del self.brics[id]
self.bric_count -= 1
return True
if (self.brics[id].bric_name in ('If', 'Loop')):
# removing an EMPTY If or Loop
# have to jump the end bit
next_id = self.brics[next_id].next_id[0]
if (prev_id >= 0):
if (self.brics[prev_id].bric_name == 'If'):
# previous bric is an if bric
self.brics[prev_id].next_id[which_id] = next_id
else:
self.brics[prev_id].next_id[0] = next_id
if (next_id >= 0):
if (self.brics[next_id].bric_name.startswith("End")):
# next bric is an End bric
self.brics[next_id].prev_id[which_id] = prev_id
else:
self.brics[next_id].prev_id[0] = prev_id
if (not no_delete):
if (self.brics[id].bric_name in ('If', 'Loop')):
del self.brics[id]
del self.brics[id + 1]
self.bric_count -= 2
else:
del self.brics[id]
self.bric_count -= 1
win_data.update_dirty(True)
return True
def remove_bric(self, id, which_id, no_delete=False):
#print "Remove",
#self.brics[id].dump()
prev_id = self.brics[id].prev_id[0]
next_id = self.brics[id].next_id[0]
# handle removing an event - it must already be the only icon in the stream
if (prev_id == 0):
# find which stream and remove it
for i in range(len(self.streams)):
if (self.streams[i] == id):
del self.streams[i]
break
win_data.update_dirty(True)
win_data.initialise_unused_events()
# refresh the programming pallete
win_data.force_redraw("ppallete")
del self.brics[id]
self.bric_count -= 1
return True
if (self.brics[id].bric_name in ('If', 'Loop')):
# removing an EMPTY If or Loop
# have to jump the end bit
next_id = self.brics[next_id].next_id[0]
if (prev_id >= 0):
if (self.brics[prev_id].bric_name == 'If'):
# previous bric is an if bric
self.brics[prev_id].next_id[which_id] = next_id
else:
self.brics[prev_id].next_id[0] = next_id
if (next_id >= 0):
if (self.brics[next_id].bric_name.startswith("End")):
# next bric is an End bric
self.brics[next_id].prev_id[which_id] = prev_id
else:
self.brics[next_id].prev_id[0] = prev_id
if (not no_delete):
if (self.brics[id].bric_name in ('If', 'Loop')):
del self.brics[id]
del self.brics[id+1]
self.bric_count -= 2
else:
del self.brics[id]
self.bric_count -= 1
win_data.update_dirty(True)
return True
def insert_bric(self, new_id, prev_id, which_id):
#print "Insert", new_id, prev_id, which_id
if (new_id > 1):
win_data.update_dirty(True)
new_bric = self.brics[new_id]
new_bric.prev_id[0] = prev_id
# Handle starting a new stream
if (prev_id <= 0):
self.streams.append(new_id)
new_bric.next_id[0] = -1
else:
if (new_bric.bric_name in ['If', 'Loop']):
# Special processing for if and loop
end_id = new_id + 1
if (self.brics[prev_id].bric_name == "If"):
# previous bric is an if bric
next_id = self.brics[prev_id].next_id[which_id]
self.brics[prev_id].next_id[which_id] = new_id
else:
next_id = self.brics[prev_id].next_id[0]
self.brics[prev_id].next_id[0] = new_id
if (next_id >= 0):
if (self.brics[next_id].bric_name.startswith("End")):
# next bric is an end
self.brics[next_id].prev_id[which_id] = end_id
else:
self.brics[next_id].prev_id[0] = end_id
self.brics[end_id].next_id[0] = next_id
else:
if (self.brics[prev_id].bric_name == "If"):
# previous bric is an if bric
next_id = self.brics[prev_id].next_id[which_id]
self.brics[prev_id].next_id[which_id] = new_id
else:
next_id = self.brics[prev_id].next_id[0]
self.brics[prev_id].next_id[0] = new_id
if (next_id >= 0):
if (self.brics[next_id].bric_name.startswith("End")):
# next bric is an end
self.brics[next_id].prev_id[which_id] = new_id
else:
self.brics[next_id].prev_id[0] = new_id
new_bric.next_id[0] = next_id
def insert_bric(self, new_id, prev_id, which_id):
#print "Insert", new_id, prev_id, which_id
if (new_id > 1):
win_data.update_dirty(True)
new_bric = self.brics[new_id]
new_bric.prev_id[0] = prev_id
# Handle starting a new stream
if (prev_id <= 0):
self.streams.append(new_id)
new_bric.next_id[0] = -1
else:
if (new_bric.bric_name in ['If', 'Loop']):
# Special processing for if and loop
end_id = new_id + 1
if (self.brics[prev_id].bric_name == "If"):
# previous bric is an if bric
next_id = self.brics[prev_id].next_id[which_id]
self.brics[prev_id].next_id[which_id] = new_id
else:
next_id = self.brics[prev_id].next_id[0]
self.brics[prev_id].next_id[0] = new_id
if (next_id >= 0):
if (self.brics[next_id].bric_name.startswith("End")):
# next bric is an end
self.brics[next_id].prev_id[which_id] = end_id
else:
self.brics[next_id].prev_id[0] = end_id
self.brics[end_id].next_id[0] = next_id
else:
if (self.brics[prev_id].bric_name == "If"):
# previous bric is an if bric
next_id = self.brics[prev_id].next_id[which_id]
self.brics[prev_id].next_id[which_id] = new_id
else:
next_id = self.brics[prev_id].next_id[0]
self.brics[prev_id].next_id[0] = new_id
if (next_id >= 0):
if (self.brics[next_id].bric_name.startswith("End")):
# next bric is an end
self.brics[next_id].prev_id[which_id] = new_id
else:
self.brics[next_id].prev_id[0] = new_id
new_bric.next_id[0] = next_id