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# -*- coding: utf-8 -*-
"""
$Id$
Copyright 2011 Lars Kruse <devel@sumpfralle.de>
This file is part of PyCAM.
PyCAM is free software: you can redistribute it and/or modify
it under the terms of the GNU General Public License as published by
the Free Software Foundation, either version 3 of the License, or
(at your option) any later version.
PyCAM is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
GNU General Public License for more details.
You should have received a copy of the GNU General Public License
along with PyCAM. If not, see <http://www.gnu.org/licenses/>.
"""
import os
import datetime
import pycam.Plugins
class Log(pycam.Plugins.PluginBase):
UI_FILE = "log.ui"
DEPENDS = ["Clipboard"]
CATEGORIES = ["System"]
def setup(self):
if self.gui:
import gtk
self._gtk = gtk
# menu item and shortcut
log_action = self.gui.get_object("ToggleLogWindow")
self._gtk_handlers = []
self._gtk_handlers.append((log_action, "toggled",
self.toggle_log_window))
self.register_gtk_accelerator("log", log_action,
"<Control>l", "ToggleLogWindow")
self.core.register_ui("view_menu", "ToggleLogWindow", log_action,
100)
# status bar
self.status_bar = self.gui.get_object("StatusBar")
event_bar = self.gui.get_object("StatusBarEventBox")
self._gtk_handlers.append((event_bar, "button-press-event",
self.toggle_log_window))
event_bar.unparent()
self.core.register_ui("main_window", "Status", event_bar, 100)
# "log" window
self.log_window = self.gui.get_object("LogWindow")
self.log_window.set_default_size(500, 400)
hide_window = lambda *args: self.toggle_log_window(value=False)
self._gtk_handlers.extend([
(self.log_window, "delete-event", hide_window),
(self.log_window, "destroy", hide_window),
(self.gui.get_object("LogWindowClose"), "clicked", hide_window),
(self.gui.get_object("LogWindowClear"), "clicked",
self.clear_log_window),
(self.gui.get_object("LogWindowCopyToClipboard"), "clicked",
self.copy_log_to_clipboard)])
self.log_model = self.gui.get_object("LogWindowList")
# window state
self._log_window_position = None
# register a callback for the log window
pycam.Utils.log.add_hook(self.add_log_message)
self.register_gtk_handlers(self._gtk_handlers)
return True
def teardown(self):
if self.gui:
self.log_window.hide()
log_action = self.gui.get_object("ToggleLogWindow")
self.core.unregister_ui("view_menu", log_action)
self.unregister_gtk_accelerator("log", log_action)
self.core.unregister_ui("main_window",
self.gui.get_object("StatusBarEventBox"))
self.core.unregister_ui("view_menu",
self.gui.get_object("ToggleLogWindow"))
self.unregister_gtk_handlers(self._gtk_handlers)
# TODO: disconnect the log handler
def add_log_message(self, title, message, record=None):
timestamp = datetime.datetime.fromtimestamp(
record.created).strftime("%H:%M")
# avoid the ugly character for a linefeed
message = " ".join(message.splitlines())
try:
message = message.encode("utf-8")
except UnicodeDecodeError:
# remove all non-ascii characters
clean_char = lambda c: (32 <= ord(c) < 128) and c or " "
message = "".join([clean_char(char) for char in message])
self.log_model.append((timestamp, title, message))
# update the status bar (if the GTK interface is still active)
if not self.status_bar.window is None:
# remove the last message from the stack (probably not necessary)
self.status_bar.pop(0)
# push the new message
try:
self.status_bar.push(0, message)
except TypeError:
new_message = re.sub("[^\w\s]", "", message)
self.status_bar.push(0, new_message)
# highlight the "warning" icon for warnings/errors
if record and record.levelno > 20:
self.gui.get_object("StatusBarWarning").show()
def copy_log_to_clipboard(self, widget=None):
content = []
def copy_row(model, path, it, content):
columns = []
for column in range(model.get_n_columns()):
columns.append(model.get_value(it, column))
content.append(" ".join(columns))
self.log_model.foreach(copy_row, content)
self.core.get("clipboard-set")(os.linesep.join(content))
self.gui.get_object("StatusBarWarning").hide()
def clear_log_window(self, widget=None):
self.log_model.clear()
self.gui.get_object("StatusBarWarning").hide()
def toggle_log_window(self, widget=None, value=None, action=None):
toggle_log_checkbox = self.gui.get_object("ToggleLogWindow")
checkbox_state = toggle_log_checkbox.get_active()
if value is None:
new_state = checkbox_state
elif isinstance(value, self._gtk.gdk.Event):
# someone clicked at the status bar -> toggle the window state
new_state = not checkbox_state
else:
if action is None:
new_state = value
else:
new_state = action
if new_state:
if self._log_window_position:
self.log_window.move(*self._log_window_position)
self.log_window.show()
else:
self._log_window_position = self.log_window.get_position()
self.log_window.hide()
toggle_log_checkbox.set_active(new_state)
self.gui.get_object("StatusBarWarning").hide()
# don't destroy the window with a "destroy" event
return True