###########################################################################
### Options that affect the behavior of the focus module. ###
###########################################################################
-avoid_skip_taskbar = 1
+AVOID_SKIP_TASKBAR = 1
"""Don't focus windows which have requested to not be displayed in taskbars.
You will still be able to focus the windows, but not through cycling, and
they won't be focused as a fallback if 'fallback' is enabled."""
-raise_window = 1
-"""When cycling focus, raise the window chosen as well as focusing it. This
- does not affect fallback focusing behavior."""
-fallback = 0
+FALLBACK = 0
"""Send focus somewhere when nothing is left with the focus, if possible."""
###########################################################################
-def next(data, num=1):
- """Focus the next window."""
- _cycle(data, num, 1)
-
-def previous(data, num=1):
- """Focus the previous window."""
- _cycle(data, num, 0)
-
###########################################################################
###########################################################################
### Internal stuff, should not be accessed outside the module. ###
###########################################################################
-import otk
import ob
# maintain a list of clients, stacked in focus order
_clients = []
-_disable = 0
+_skip = 0
def _focusable(client, desktop):
if not client.normal(): return 0
if not (client.canFocus() or client.focusNotify()): return 0
- if avoid_skip_taskbar and client.skipTaskbar(): return 0
+ if client.iconic(): return 0
+ if AVOID_SKIP_TASKBAR and client.skipTaskbar(): return 0
desk = client.desktop()
if not (desk == 0xffffffff or desk == desktop): return 0
return 1
+def _remove(client):
+ """This function exists because Swig pointers don't define a __eq__
+ function, so list.remove(ptr) does not work."""
+ win = client.window()
+ for i in range(len(_clients)):
+ if _clients[i].window() == win:
+ _clients.pop(i)
+ return
+ raise ValueError("_remove(x): x not in _clients list.")
+
def _focused(data):
- global _clients
+ global _clients, _skip
- if _disable: return
+ if _skip:
+ _skip -= 1
+ return
if data.client:
- win = data.client.window()
# move it to the top
- _clients.remove(win)
- _clients.insert(0, win)
- elif fallback:
+ try:
+ _remove(data.client)
+ except ValueError: pass # happens if _focused comes before _newwindow
+ _clients.insert(0, data.client)
+ elif FALLBACK:
# pass around focus
desktop = ob.openbox.screen(data.screen).desktop()
- for w in _clients:
- client = ob.openbox.findClient(w)
- if client and _focusable(client, desktop) and client.focus():
+ for c in _clients:
+ if _focusable(c, desktop) and c.focus():
break
def _newwindow(data):
- _clients.append(data.client.window())
+ # make sure its not already in the list
+ win = data.client.window()
+ for i in range(len(_clients)):
+ if _clients[i].window() == win:
+ return
+ _clients.append(data.client)
def _closewindow(data):
- try:
- focus._clients.remove(data.client.window())
- except ValueError: pass
+ _remove(data.client)
ob.ebind(ob.EventAction.NewWindow, _newwindow)
ob.ebind(ob.EventAction.CloseWindow, _closewindow)
ob.ebind(ob.EventAction.Focus, _focused)
-def _cycle(data, num, forward):
- global avoid_skip_taskbar
-
- 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
- desktop = screen.desktop()
- while 1:
- client = screen.client(t)
- if client and _focusable(client, desktop) 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
-
print "Loaded focus.py"