def open_menu(self, menu):
# always work on a copy
menu = menu[:]
if (menu): menu.append(MenuItem("/__separator"))
menu += self.__DISPLAY_MENU
mainmenu = gtk.Menu()
tree = {}
for entry in menu:
if (not entry.label):
item = gtk.SeparatorMenuItem()
elif (entry.icon):
if (gtk.stock_lookup(entry.icon)):
item = gtk.ImageMenuItem(entry.icon)
if (entry.label):
item.get_children()[0].set_text_with_mnemonic(entry.label)
else:
item = gtk.ImageMenuItem(entry.label)
try:
img = Tiling()
data = vfs.read_entire_file(self.get_full_path(entry.icon))
img.set_from_data(data)
img.render(16, 16, 1, 1)
img.show()
item.set_image(img)
except:
import traceback; traceback.print_exc()
else:
item = gtk.MenuItem(entry.label)
if (entry.callback):
item.connect("activate",
lambda src, cb, args: cb(*args),
entry.callback, entry.args)
item.show()
if (not entry.active): item.set_sensitive(False)
menupath = "/".join(entry.path.split("/")[:-1])
if (menupath):
parentitem = tree.get(menupath)
if (not parentitem.get_submenu()):
m = gtk.Menu()
parentitem.set_submenu(m)
else:
m = parentitem.get_submenu()
else:
m = mainmenu
m.append(item)
tree["/".join(entry.path.split("/"))] = item
mainmenu.popup(None, None, None, 0, 0)
def _setp_uri(self, key, value):
uri = self._get_display().get_full_path(value)
try:
data = vfs.read_entire_file(uri)
except:
log("Couldn't read file %s.\n" % uri)
return
self.__render(data)
self._setp(key, value)
def __read_meta(self):
""" Reads the meta information in the file. """
data = vfs.read_entire_file(self.__file) #open(self.__file).read()
meta = self.__find_meta(data)[1]
if (meta):
self.__values = self.__parse_meta(meta)
if self.KEY_NAME not in self.__values:
self.__values[self.KEY_NAME] = \
os.path.splitext(os.path.basename(self.__file))[0]
def __set_border(self, args):
cnt = 0
for uri in args:
uri = self._get_display().get_full_path(uri)
if (vfs.exists(uri)):
try:
data = vfs.read_entire_file(uri)
except:
return
self.__images[cnt].set_from_data(data)
cnt += 1
self.__redraw_frame()
def __load_image(self, uri):
if (not uri): return
try:
data = vfs.read_entire_file(uri)
except:
log("Couldn't read file %s.\n" % uri)
return
try:
self.__widget.set_from_data(data)
except RuntimeError, exc:
log(`exc`)
def set_loading(self, path):
from MetaData import MetaData
try:
meta = MetaData(path)
preview = meta.get(meta.KEY_PREVIEW)
except Exception:
preview = ""
dirname = os.path.dirname(path)
icon = os.path.join(dirname, preview)
self.__label.set_markup("<big><b>Loading:</b>\n%s</big>" % path)
self.__icon.hide()
if preview:
try:
# for him who loves small try blocks: you don't gain anything
# from splitting up this block except for badly readable code ;)
from utils import vfs
data = vfs.read_entire_file(icon)
loader = gtk.gdk.PixbufLoader()
loader.write(data, len(data))
loader.close()
pbuf = loader.get_pixbuf()
# scale icon down while preserving aspect ratio
width = pbuf.get_width()
height = pbuf.get_height()
scale = 48 / float(height)
width *= scale
if width > 96:
width = 96
if abs(scale - 1.0) > 0.001:
pbuf = pbuf.scale_simple(int(width), 48, 3)
self.__icon.set_from_pixbuf(pbuf)
self.__icon.show()
except Exception:
pass
# end if
self.resize(10, 10)
self.set_size_request(-1, -1)
def __create_display(self, ident, path):
try:
data = vfs.read_entire_file(path)
except Exception:
log("Could not open desklet file \"%s\"." % (path,))
raise UserError(_("Could not open desklet file \"%s\"") % (path,),
_("The desklet file could not be opened because "
"the file was not readable."),
show_details = False)
display = self.__factory.create_display(ident, data, path)
return display
def __set_background(self, uri):
if (not uri):
self.__set_color("#00000000")
return
from utils import vfs
if (vfs.exists(uri)):
try:
data = vfs.read_entire_file(uri)
except:
return
w, h = self.__layout.size_request()
self.__image.set_from_data(data)
self.__image.tile(w, h)
def __set_icon(self, uri):
if (not uri): return
uri = self._get_display().get_full_path(uri)
loader = gtk.gdk.PixbufLoader()
try:
data = vfs.read_entire_file(uri)
except:
return
try:
loader.write(data, len(data))
except:
log("Invalid image format.")
return
loader.close()
pbuf = loader.get_pixbuf()
self.__icon.set_from_pixbuf(pbuf)
def set_banner(self, icon, text):
self.__banner = gtk.Frame()
self.__banner.set_shadow_type(gtk.SHADOW_IN)
self.__banner.show()
b_box = gtk.HBox(spacing = 12)
b_box.set_border_width(6)
b_box.show()
self.__banner.add(b_box)
if (icon):
try:
# for him who loves small try blocks: you don't gain anything
# from splitting up this block except for badly readable code ;)
from utils import vfs
data = vfs.read_entire_file(icon)
loader = gtk.gdk.PixbufLoader()
loader.write(data, len(data))
loader.close()
pbuf = loader.get_pixbuf()
# scale icon down while preserving aspect ratio
width = pbuf.get_width()
height = pbuf.get_height()
scale = 48 / float(height)
width *= scale
if (abs(scale - 1.0) > 0.001):
pbuf = pbuf.scale_simple(int(width), 48, 3)
b_icon = gtk.Image()
b_icon.set_from_pixbuf(pbuf)
b_icon.show()
b_box.pack_start(b_icon, False, False)
except:
pass
#end if
b_label = gtk.Label(text)
b_label.set_use_markup(True)
b_label.show()
b_box.pack_start(b_label, True, True)
def set_prop(self, key, value):
if (key == "window-flags"):
self.update_observer(self.OBS_FLAGS, value)
elif (key == "desktop-borders"):
self.update_observer(self.OBS_BORDERS, value)
elif (key == "title"):
self.update_observer(self.OBS_TITLE, value)
elif (key == "icon"):
filename = self.get_full_path(value)
loader = gtk.gdk.PixbufLoader()
try:
data = vfs.read_entire_file(filename)
except:
return
try:
loader.write(data, len(data))
except:
log("Warning: Invalid image format.")
return
loader.close()
pixbuf = loader.get_pixbuf()
self.update_observer(self.OBS_ICON, pixbuf)
elif (key == "shape"):
if (value.lstrip().startswith("<")):
from utils.DOM import DOM
try:
from utils import svg
except ImportError:
log("Could not import svg module!")
return
w, h, = self.size_request()
if (not w or not h): return
root = DOM(value).get_root()
root["width"] = `w`
root["height"] = `h`
img = gtk.Image()
svg.render(img, w, h, str(root))
pixbuf = img.get_pixbuf()
else:
filename = self.get_full_path(value)
loader = gtk.gdk.PixbufLoader()
try:
data = vfs.read_entire_file(filename)
except:
log("Couldn't read file %s", (filename,))
return
try:
loader.write(data, len(data))
except:
log("Warning: Invalid image format.")
return
loader.close()
pixbuf = loader.get_pixbuf()
pix, mask = pixbuf.render_pixmap_and_mask(1)
self.update_observer(self.OBS_SHAPE, mask)
def set_metadata(self, metadata):
pbuf = None
fbuf = None
rbuf = None
preview = metadata.get("preview", "")
name = metadata.get("name", "")
version = metadata.get("version", "")
copyright = metadata.get("copyright", "")
comments = metadata.get("comments", "")
license = metadata.get("license", "")
website = metadata.get("website", "")
author = metadata.get("author", "")
category = metadata.get("category", "")
dependency = metadata.get("dependency", "")
description = metadata.get("description", "") + "\n"
# a banner without the display's name would look crappy
if (name):
if (preview):
preview = self.get_full_path(preview)
data = vfs.read_entire_file(preview)
loader = gtk.gdk.PixbufLoader()
loader.write(data, len(data))
loader.close()
pbuf = loader.get_pixbuf()
self.__configurator.set_banner(preview,
"<big>%s</big> %s\n"
"<small>%s</small>" % (name, version, author))
# include the LICENSE file if available
for elem in ("COPYING", "LICENSE"):
try:
fbuf = open(self.get_full_path(elem), "r")
except:
pass
if (fbuf):
license = fbuf.read()
else:
log("Warning: COPYING or LICENSE not included in desklet \"%s %s\".\nPlease contact the author!" % (name, version))
# include the README file if available
try:
rbuf = open(self.get_full_path("README"), "r")
except:
log("README file not included in desklet!")
if (rbuf):
self.__readme_button = \
self.__about.add_button(_("_Readme"), 2003)
self.__about.action_area.reorder_child(self.__readme_button,
gtk.PACK_START)
self.__readme_buffer.set_text(rbuf.read())
# add comments to the description
if (comments): description = "%s\n%s\n" % (description, comments)
# feed the About Window with the Metadata
self.__about.set_name(name)
self.__about.set_version(version)
self.__about.set_copyright(copyright)
self.__about.set_comments(description)
if (license): self.__about.set_license(license)
self.__about.set_website(website)
self.__about.set_authors([author])
self.__about.set_logo(pbuf)
def endElement(self, name):
oname, attrs = self.__nesting_stack.pop()
state = self.__state[-1]
if (not name == oname):
# nesting errors in XML are detected by the SAX parser; if we
# get here, it means our parser is buggy, not the XML input
log("Nesting error: expected %s, got %s." % (oname, name))
return
elif (state == _STATE_DISPLAY):
settings = self.__create_settings(attrs)
# if there is no ID given, guess a unique one
ident = attrs.get("id", Display.make_id())
settings["id"] = ident
# build the tree of children from bottom up
children = self.__children_stack.pop()
self.__children_stack[-1].append((name, settings, children))
elif (state == _STATE_META):
self.__metadata = attrs
elif (state == _STATE_SCRIPT):
# Some distros ship a broken SAX parser and
# their users are too lazy to reportbug. (doesn't have __contains__)
# So we have to use has_key()
# if ((name == "script") and ("uri" in attrs)):
if (name == "script" and attrs.has_key("uri")):
path = attrs["uri"]
filename = os.path.join(self.__path, path)
try:
self.__script += "\n" + vfs.read_entire_file(filename)
except:
log("File doesn't exist or couldn't be loaded: %s"
% (path,))
dialog.warning(_("File doesn't exist or couldn't be "
"loaded"),
_("A file which contains a script isn't "
"available for further execution."))
else:
filename = self.__filename
# collect script by script to be able to execute them one by one
# later; we would get problems with different indentation otherwise
self.__scripts.append((self.__script, filename))
# deprecated sensor stuff
elif (state == _STATE_SENSOR):
from utils import typeconverter
ident = attrs["id"]
moduledata = typeconverter.str2type(TYPE_LIST, attrs["module"])
module = moduledata[0]
args = moduledata[1:]
sensorctrl = self.__control_factory.get_control(_SENSOR_CONTROL)
if (sensorctrl):
sensorctrl.sensor = (module, args)
sensorctrl.config_id = self.__id + ident
self.__sensors.append((ident, sensorctrl))
else:
raise RuntimeError(_("Could not load sensor"))
elif (state == _STATE_CONTROL):
ident = attrs["id"]
interface = attrs["interface"]
if not attrs.has_key("length"):
attrs["length"] = "0"
length = int(attrs["length"])
script = "%s = get_control('%s', %d)" % \
(ident, interface, length)
self.__scripts.append((script, self.__filename))
elif (state == _STATE_PREFS):
if (name == "prefs"):
pass
else:
if (name in ("boolean", "color", "date", "enum", "float", "font",
"integer", "list", "radio", "string", "toggle", "uri")
and not attrs.has_key("bind")):
dialog.warning(_("<%s> needs a bind attribute") % \
(name,),
_("The <prefs> section of this "
"desklet file is broken."))
raise AttributeError("<%s> needs a bind attribute" % \
(name,))
# use global prefs callback if no callback was given
if (self.__prefs_callback and not attrs.has_key("callback")):
attrs["callback"] = self.__prefs_callback
self.__config_items.append((name, attrs))
if (name in ("display", "sensor", "control", "meta",
"prefs", "script")):
self.__state.pop()
