###########################################################################
### Options that affect the behavior of the focus module. ###
-### ###
-# cycle_raise - raise the window also when it is focused ###
-cycle_raise = 1 ###
-# avoid_skip_taskbar - 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. ###
-avoid_skip_taskbar = 1 ###
-# stacked_cycle_raise - raise as you cycle in stacked mode ###
-stacked_cycle_raise = 0 ###
-# stacked_cycle_popup_list - show a pop-up list of windows while ###
-### cycling ###
-stacked_cycle_popup_list = 1 ###
-# send focus somewhere when nothing is left with the focus, if possible ###
-fallback = 0 ###
-### ###
-### ###
-# Provides: ###
-# def focus_next_stacked(data, forward=1): ###
-# """Focus the next (or previous, with forward=0) window in a stacked ###
-# order.""" ###
-# def focus_prev_stacked(data): ###
-# """Focus the previous window in a stacked order.""" ###
-# def focus_next(data, num=1, forward=1): ###
-# """Focus the next (or previous, with forward=0) window in a linear ###
-# order.""" ###
-# def focus_prev(data, num=1): ###
-# """Focus the previous window in a linear order.""" ###
-### ###
-# All of these functions call be used as callbacks for bindings ###
-# directly. ###
-### ###
+###########################################################################
+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."""
+FALLBACK = 0
+"""Send focus somewhere when nothing is left with the focus, if possible."""
+###########################################################################
+
+###########################################################################
+###########################################################################
+
+###########################################################################
+### Internal stuff, should not be accessed outside the module. ###
###########################################################################
-import otk
import ob
# maintain a list of clients, stacked in focus order
_clients = []
-# maintaint he current focused window
-_doing_stacked = 0
+_skip = 0
def _focusable(client, desktop):
- if not (avoid_skip_taskbar and client.skipTaskbar()) and \
- (client.desktop() == desktop or client.desktop() == 0xffffffff) and \
- client.normal() and (client.canFocus() or client.focusNotify()):
- return 1
- return 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())
- _create_popup_list(data)
- _hilite_popup_list(data)
- 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, 1) # cycle off the window first, forward
- _clients.remove(win)
- _create_popup_list(data)
-
-def _focused(data):
- global _clients
- global _doing_stacked
- global _cyc_w
-
- print "FOCUSED " + str(data.client)
-
- if data.client:
- if not _doing_stacked: # only move the window when we're not cycling
- print "HI"
- 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()
- _hilite_popup_list(data)
- elif fallback:
- # pass around focus
- desktop = ob.openbox.screen(_cyc_screen).desktop()
- for w in _clients:
- client = ob.openbox.findClient(w)
- if client and _focusable(client, desktop) and client.focus():
- break
- if _doing_stacked:
- _cyc_w = 0
- _hilite_popup_list(data)
-
-_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 _focusable(client, desktop) and client.focus():
- if stacked_cycle_raise:
- ob.openbox.screen(data.screen).raiseWindow(client)
+ if not client.normal(): return 0
+ if not (client.canFocus() or client.focusNotify()): 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 _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:
- _destroy_popup_list()
- ob.kungrab()
- ob.mungrab()
- _doing_stacked = 0;
- client = ob.openbox.findClient(_cyc_w)
- if client:
- data.client = client
- #_focused(data) # resort the list as appropriate
- if cycle_raise:
- ob.openbox.screen(data.screen).raiseWindow(client)
-
-_list_widget = 0
-_list_labels = []
-_list_windows = []
-
-def _hilite_popup_list(data):
- global _cyc_w, _doing_stacked
- global _list_widget, _list_labels, _list_windows
- found = 0
-
- if not _list_widget and _doing_stacked:
- _create_popup_list(data)
-
- if _list_widget:
- i = 0
- for w in _list_windows:
- if w == _cyc_w:
- _list_labels[i].focus()
- found = 1
- else:
- _list_labels[i].unfocus()
- i += 1
- if not found:
- _create_popup_list(data)
-
-def _destroy_popup_list():
- global _list_widget, _list_labels, _list_windows
- if _list_widget:
- _list_windows = []
- _list_labels = []
- _list_widget = 0
-
-def _create_popup_list(data):
- global avoid_skip_taskbar
- global _list_widget, _list_labels, _list_windows, _clients
-
- if _list_widget:
- _destroy_popup_list()
-
- style = ob.openbox.screen(data.screen).style()
- _list_widget = otk.Widget(ob.openbox, style,
- otk.Widget.Vertical, 0,
- style.bevelWidth(), 1)
- t = style.titlebarFocusBackground()
- _list_widget.setTexture(t)
-
- titles = []
- font = style.labelFont()
- height = font.height()
- longest = 0
- desktop = ob.openbox.screen(data.screen).desktop()
- for c in _clients:
- client = ob.openbox.findClient(c)
- if client and _focusable(client, desktop):
- t = client.title()
- if len(t) > 50: # limit the length of titles
- t = t[:24] + "..." + t[-24:]
- titles.append(t)
- _list_windows.append(c)
- l = font.measureString(t)
- if l > longest: longest = l
- if len(titles) > 1:
- for t in titles:
- w = otk.FocusLabel(_list_widget)
- w.fitSize(longest, height)
- w.setText(t)
- w.unfocus()
- _list_labels.append(w)
- _list_widget.update()
- area = otk.display.screenInfo(data.screen).rect()
- _list_widget.move(area.x() + (area.width() -
- _list_widget.width()) / 2,
- area.y() + (area.height() -
- _list_widget.height()) / 2)
- _list_widget.show(1)
- else:
- _destroy_popup_list() # nothing (or only 1) to list
-
-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
-
- global stacked_cycle_popup_list
- if stacked_cycle_popup_list:
- _create_popup_list(data)
-
- ob.kgrab(data.screen, _focus_stacked_ungrab)
- # the pointer grab causes pointer events during the keyboard grab to
- # go away, which means we don't get enter notifies when the popup
- # disappears, screwing up the focus
- ob.mgrab(data.screen)
- 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."""
- global avoid_skip_taskbar
+def _focused(data):
+ global _clients, _skip
- screen = ob.openbox.screen(data.screen)
- count = screen.clientCount()
+ if _skip:
+ _skip -= 1
+ return
- 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
+ # move it to the top
+ 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 c in _clients:
+ if _focusable(c, desktop) and c.focus():
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)
+def _newwindow(data):
+ # make sure its not already in the list
+ win = data.client.window()
+ for i in range(len(_clients)):
+ if _clients[i].window() == win:
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)
-
+ _clients.append(data.client)
+
+def _closewindow(data):
+ _remove(data.client)
-ob.ebind(ob.EventAction.NewWindow, _new_win)
-ob.ebind(ob.EventAction.CloseWindow, _close_win)
+ob.ebind(ob.EventAction.NewWindow, _newwindow)
+ob.ebind(ob.EventAction.CloseWindow, _closewindow)
ob.ebind(ob.EventAction.Focus, _focused)
print "Loaded focus.py"