248 lines
8.8 KiB
Python
248 lines
8.8 KiB
Python
###########################################################################
|
|
### Functions for cycling focus (in a 'stacked' order) between windows. ###
|
|
###########################################################################
|
|
|
|
###########################################################################
|
|
### Options that affect the behavior of the stackedcycle module. ###
|
|
###########################################################################
|
|
INCLUDE_ALL_DESKTOPS = 0
|
|
"""If this is non-zero then windows from all desktops will be included in
|
|
the stacking list."""
|
|
INCLUDE_ICONS = 1
|
|
"""If this is non-zero then windows which are iconified will be included
|
|
in the stacking list."""
|
|
INCLUDE_OMNIPRESENT = 1
|
|
"""If this is non-zero then windows which are on all-desktops at once will
|
|
be included."""
|
|
TITLE_SIZE_LIMIT = 80
|
|
"""This specifies a rough limit of characters for the cycling list titles.
|
|
Titles which are larger will be chopped with an elipsis in their
|
|
center."""
|
|
ACTIVATE_WHILE_CYCLING = 1
|
|
"""If this is non-zero then windows will be activated as they are
|
|
highlighted in the cycling list (except iconified windows)."""
|
|
# See focus.AVOID_SKIP_TASKBAR
|
|
# See focuscycle.RAISE_WINDOW
|
|
###########################################################################
|
|
|
|
def next(data):
|
|
"""Focus the next window."""
|
|
if not data.state:
|
|
raise RuntimeError("stackedcycle.next must be bound to a key" +
|
|
"combination with at least one modifier")
|
|
_o.cycle(data, 1)
|
|
|
|
def previous(data):
|
|
"""Focus the previous window."""
|
|
if not data.state:
|
|
raise RuntimeError("stackedcycle.previous must be bound to a key" +
|
|
"combination with at least one modifier")
|
|
_o.cycle(data, 0)
|
|
|
|
###########################################################################
|
|
###########################################################################
|
|
|
|
###########################################################################
|
|
### Internal stuff, should not be accessed outside the module. ###
|
|
###########################################################################
|
|
|
|
import otk
|
|
import ob
|
|
import focus
|
|
import focuscycle
|
|
|
|
class _cycledata:
|
|
def __init__(self):
|
|
self.cycling = 0
|
|
|
|
def createpopup(self):
|
|
self.style = self.screen.style()
|
|
self.widget = otk.Widget(ob.openbox, self.style, otk.Widget.Vertical,
|
|
0, self.style.bevelWidth(), 1)
|
|
self.widget.setTexture(self.style.titlebarFocusBackground())
|
|
|
|
def destroypopup(self):
|
|
self.menuwidgets = []
|
|
self.widget = 0
|
|
|
|
def shouldadd(self, client):
|
|
"""Determines if a client should be added to the list."""
|
|
curdesk = self.screen.desktop()
|
|
desk = client.desktop()
|
|
|
|
if not client.normal(): return 0
|
|
if not (client.canFocus() or client.focusNotify()): return 0
|
|
if focus.AVOID_SKIP_TASKBAR and client.skipTaskbar(): return 0
|
|
|
|
if INCLUDE_ICONS and client.iconic(): return 1
|
|
if INCLUDE_OMNIPRESENT and desk == 0xffffffff: return 1
|
|
if INCLUDE_ALL_DESKTOPS: return 1
|
|
if desk == curdesk: return 1
|
|
|
|
return 0
|
|
|
|
def populatelist(self):
|
|
"""Populates self.clients and self.menuwidgets, and then shows and
|
|
positions the cycling popup."""
|
|
|
|
self.widget.hide()
|
|
|
|
try:
|
|
current = self.clients[self.menupos]
|
|
except IndexError: current = 0
|
|
oldpos = self.menupos
|
|
self.menupos = -1
|
|
|
|
# get the list of clients, keeping iconic windows at the bottom
|
|
self.clients = []
|
|
iconic_clients = []
|
|
for c in focus._clients:
|
|
if c.iconic(): iconic_clients.append(c)
|
|
else: self.clients.append(c)
|
|
self.clients.extend(iconic_clients)
|
|
|
|
font = self.style.labelFont()
|
|
longest = 0
|
|
height = font.height()
|
|
|
|
# make the widgets
|
|
i = 0
|
|
self.menuwidgets = []
|
|
while i < len(self.clients):
|
|
c = self.clients[i]
|
|
if not self.shouldadd(c):
|
|
# make the clients and menuwidgets lists match
|
|
self.clients.pop(i)
|
|
continue
|
|
|
|
w = otk.FocusLabel(self.widget)
|
|
if current and c.window() == current.window():
|
|
self.menupos = i
|
|
w.focus()
|
|
else:
|
|
w.unfocus()
|
|
self.menuwidgets.append(w)
|
|
|
|
if c.iconic(): t = c.iconTitle()
|
|
else: t = c.title()
|
|
if len(t) > TITLE_SIZE_LIMIT: # limit the length of titles
|
|
t = t[:TITLE_SIZE_LIMIT / 2 - 2] + "..." + \
|
|
t[0 - TITLE_SIZE_LIMIT / 2 - 2:]
|
|
length = font.measureString(t)
|
|
if length > longest: longest = length
|
|
w.setText(t)
|
|
|
|
i += 1
|
|
|
|
# the window we were on may be gone
|
|
if self.menupos < 0:
|
|
# try stay at the same spot in the menu
|
|
if oldpos >= len(self.clients):
|
|
self.menupos = len(self.clients) - 1
|
|
else:
|
|
self.menupos = oldpos
|
|
|
|
# fit to the largest item in the menu
|
|
for w in self.menuwidgets:
|
|
w.fitSize(longest, height)
|
|
|
|
# show or hide the list and its child widgets
|
|
if len(self.clients) > 1:
|
|
area = self.screeninfo.rect()
|
|
self.widget.update()
|
|
self.widget.move(area.x() + (area.width() -
|
|
self.widget.width()) / 2,
|
|
area.y() + (area.height() -
|
|
self.widget.height()) / 2)
|
|
self.widget.show(1)
|
|
|
|
def activatetarget(self, final):
|
|
try:
|
|
client = self.clients[self.menupos]
|
|
except IndexError: return # empty list makes for this
|
|
|
|
# move the to client's desktop if required
|
|
if not (client.iconic() or client.desktop() == 0xffffffff or \
|
|
client.desktop() == self.screen.desktop()):
|
|
root = self.screeninfo.rootWindow()
|
|
ob.send_client_msg(root, otk.atoms.net_current_desktop,
|
|
root, client.desktop())
|
|
|
|
# send a net_active_window message for the target
|
|
if final or not client.iconic():
|
|
if final: r = focuscycle.RAISE_WINDOW
|
|
else: r = 0
|
|
ob.send_client_msg(self.screeninfo.rootWindow(),
|
|
otk.atoms.openbox_active_window,
|
|
client.window(), final, r)
|
|
|
|
def cycle(self, data, forward):
|
|
if not self.cycling:
|
|
self.cycling = 1
|
|
focus._disable = 1
|
|
self.state = data.state
|
|
self.screen = ob.openbox.screen(data.screen)
|
|
self.screeninfo = otk.display.screenInfo(data.screen)
|
|
self.menupos = 0
|
|
self.createpopup()
|
|
self.clients = [] # so it doesnt try start partway through the list
|
|
self.populatelist()
|
|
|
|
ob.kgrab(self.screen.number(), _grabfunc)
|
|
# 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(self.screen.number())
|
|
|
|
if not len(self.clients): return # don't both doing anything
|
|
|
|
self.menuwidgets[self.menupos].unfocus()
|
|
if forward:
|
|
self.menupos += 1
|
|
else:
|
|
self.menupos -= 1
|
|
# wrap around
|
|
if self.menupos < 0: self.menupos = len(self.clients) - 1
|
|
elif self.menupos >= len(self.clients): self.menupos = 0
|
|
self.menuwidgets[self.menupos].focus()
|
|
if ACTIVATE_WHILE_CYCLING:
|
|
self.activatetarget(0) # activate, but dont deiconify/unshade/raise
|
|
|
|
def grabfunc(self, data):
|
|
done = 0
|
|
notreverting = 1
|
|
# have all the modifiers this started with been released?
|
|
if (data.action == ob.KeyAction.Release and
|
|
not self.state & data.state):
|
|
done = 1
|
|
# has Escape been pressed?
|
|
elif data.action == ob.KeyAction.Press and data.key == "Escape":
|
|
done = 1
|
|
notreverting = 0
|
|
# revert
|
|
self.menupos = 0
|
|
|
|
if done:
|
|
self.cycling = 0
|
|
focus._disable = 0
|
|
# activate, and deiconify/unshade/raise
|
|
self.activatetarget(notreverting)
|
|
self.destroypopup()
|
|
ob.kungrab()
|
|
ob.mungrab()
|
|
|
|
def _newwindow(data):
|
|
if _o.cycling: _o.populatelist()
|
|
|
|
def _closewindow(data):
|
|
if _o.cycling: _o.populatelist()
|
|
|
|
def _grabfunc(data):
|
|
_o.grabfunc(data)
|
|
|
|
ob.ebind(ob.EventAction.NewWindow, _newwindow)
|
|
ob.ebind(ob.EventAction.CloseWindow, _closewindow)
|
|
|
|
_o = _cycledata()
|
|
|
|
print "Loaded stackedcycle.py"
|