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###########################################################################
### Functions for helping out with your window focus. ###
###########################################################################
###########################################################################
### Options that affect the behavior of the focus module. ###
### ###
# raise the window also when it is focused ###
cycle_raise = 1 ###
# raise as you cycle in stacked mode ###
stacked_cycle_raise = 0 ###
# send focus somewhere when nothing is left with the focus, if possible ###
fallback = 0 ###
### ###
###########################################################################
import ob
# maintain a list of clients, stacked in focus order
_clients = []
# maintaint he current focused window
_doing_stacked = 0
def _new_win(data):
global _clients
global _doing_stacked
global _cyc_w;
if _doing_stacked:
_clients.insert(_clients.index(_cyc_w), data.client.window())
else:
if not len(_clients):
_clients.append(data.client.window())
else:
_clients.insert(1, data.client.window()) # insert in 2nd slot
def _close_win(data):
global _clients
global _cyc_w;
global _doing_stacked
if not _doing_stacked:
# not in the middle of stacked cycling, so who cares
_clients.remove(data.client.window())
else:
# have to fix the cycling if we remove anything
win = data.client.window()
if _cyc_w == win:
_do_stacked_cycle(data) # cycle off the window first
_clients.remove(win)
def _focused(data):
global _clients
global _doing_stacked
global _cyc_w
if data.client:
if not _doing_stacked: # only move the window when we're not cycling
win = data.client.window()
# move it to the top
_clients.remove(win)
_clients.insert(0, win)
else: # if we are cycling, then update our pointer
_cyc_w = data.client.window()
elif fallback:
# pass around focus
desktop = ob.openbox.screen(_cyc_screen).desktop()
for w in _clients:
client = ob.openbox.findClient(w)
if client and (client.desktop() == desktop and \
client.normal() and client.focus()):
break
_cyc_mask = 0
_cyc_key = 0
_cyc_w = 0 # last window cycled to
_cyc_screen = 0
def _do_stacked_cycle(data, forward):
global _cyc_w
global stacked_cycle_raise
global _clients
clients = _clients[:] # make a copy
if not forward:
clients.reverse()
try:
i = clients.index(_cyc_w) + 1
except ValueError:
i = 1
clients = clients[i:] + clients[:i]
desktop = ob.openbox.screen(data.screen).desktop()
for w in clients:
client = ob.openbox.findClient(w)
if client and (client.desktop() == desktop and \
client.normal() and client.focus()):
if stacked_cycle_raise:
ob.openbox.screen(data.screen).raiseWindow(client)
return
def _focus_stacked_ungrab(data):
global _cyc_mask;
global _cyc_key;
global _doing_stacked;
if data.action == ob.KeyAction.Release:
# have all the modifiers this started with been released?
if not _cyc_mask & data.state:
ob.kungrab() # ungrab ourself
_doing_stacked = 0;
if cycle_raise:
client = ob.openbox.findClient(_cyc_w)
if client:
ob.openbox.screen(data.screen).raiseWindow(client)
def focus_next_stacked(data, forward=1):
"""Focus the next (or previous, with forward=0) window in a stacked
order."""
global _cyc_mask
global _cyc_key
global _cyc_w
global _cyc_screen
global _doing_stacked
if _doing_stacked:
if _cyc_key == data.key:
_do_stacked_cycle(data,forward)
else:
_cyc_mask = data.state
_cyc_key = data.key
_cyc_w = 0
_cyc_screen = data.screen
_doing_stacked = 1
ob.kgrab(data.screen, _focus_stacked_ungrab)
focus_next_stacked(data, forward) # start with the first press
def focus_prev_stacked(data):
"""Focus the previous window in a stacked order."""
focus_next_stacked(data, forward=0)
def focus_next(data, num=1, forward=1):
"""Focus the next (or previous, with forward=0) window in a linear
order."""
screen = ob.openbox.screen(data.screen)
count = screen.clientCount()
if not count: return # no clients
target = 0
if data.client:
client_win = data.client.window()
found = 0
r = range(count)
if not forward:
r.reverse()
for i in r:
if found:
target = i
found = 2
break
elif screen.client(i).window() == client_win:
found = 1
if found == 1: # wraparound
if forward: target = 0
else: target = count - 1
t = target
curdesk = screen.desktop()
while 1:
client = screen.client(t)
if client.normal() and \
(client.desktop() == curdesk or client.desktop() == 0xffffffff)\
and client.focus():
if cycle_raise:
screen.raiseWindow(client)
return
if forward:
t += num
if t >= count: t -= count
else:
t -= num
if t < 0: t += count
if t == target: return # nothing to focus
def focus_prev(data, num=1):
"""Focus the previous window in a linear order."""
focus_next(data, num, forward=0)
ob.ebind(ob.EventAction.NewWindow, _new_win)
ob.ebind(ob.EventAction.CloseWindow, _close_win)
ob.ebind(ob.EventAction.Focus, _focused)
print "Loaded focus.py"
|
