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ncam.py
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ncam.py
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#!/usr/bin/env python
# coding: utf-8
# ------------------------------------------------------------------
# -- NO USER SETTINGS IN THIS FILE -- EDIT PREFERENCES INSTEAD ---
# ------------------------------------------------------------------
APP_COPYRIGHT = '''Copyright © 2017 Fernand Veilleux : [email protected]
Copyright © 2012 Nick Drobchenko aka Nick from cnc-club.ru'''
APP_AUTHORS = ['Fernand Veilleux, maintainer', 'Nick Drobchenko, initiator',
'Meison Kim', 'Alexander Wigen', 'Konstantin Navrockiy', 'Mit Zot',
'Dewey Garrett', 'Karl Jacobs', 'Philip Mullen']
APP_VERSION = "(non deb)"
import gtk
import sys
import pygtk
pygtk.require('2.0')
from gtk import gdk
import pango
from lxml import etree
import gobject
import ConfigParser
import re, os
import getopt
import shutil
import hashlib
import subprocess
import webbrowser
import io
from cStringIO import StringIO
import gettext
import time
import locale
import platform
import pref_edit
import Tkinter
import math
SYS_DIR = os.path.dirname(os.path.realpath(__file__))
locale.setlocale(locale.LC_ALL, '')
decimal_point = locale.localeconv()["decimal_point"]
# if False, NO_ICON_FILE will be used
DEFAULT_USE_NO_ICON = True
NO_ICON_FILE = 'no-icon.png'
# info at http://www.pygtk.org/pygtk2reference/pango-markup-language.html
# when grayed, uses these format
gray_header_fmt_str = '<span foreground="gray" style="oblique">%s...</span>'
gray_sub_header_fmt_str = '<span foreground="gray" style="oblique">%s...</span>'
gray_sub_header_fmt_str2 = '<span foreground="gray" style="oblique" weight="bold">%s</span>'
gray_feature_fmt_str = '<span foreground="gray" weight="bold">%s</span>'
gray_items_fmt_str = '<span foreground="gray" style="oblique" weight="bold">%s</span>'
gray_val = '<span foreground="gray">%s</span>'
# when NOT grayed
header_fmt_str = '<i>%s...</i>'
sub_header_fmt_str = '<i>%s...</i>'
sub_header_fmt_str2 = '<b><i>%s</i></b>'
feature_fmt_str = '<b>%s</b>'
items_fmt_str = '<span foreground="blue" style="oblique"><b>%s</b></span>'
UNDO_MAX_LEN = 200
gmoccapy_time_out = 0.0
# use or test translation file
APP_NAME = 'nativecam'
nativecam_locale = os.getenv('NATIVECAM_LOCALE')
if nativecam_locale is not None :
translate_test = True
else :
translate_test = False
nativecam_locale = '/usr/share/locale'
gettext.bindtextdomain(APP_NAME, nativecam_locale)
gettext.textdomain(APP_NAME)
try :
lang = gettext.translation(APP_NAME, nativecam_locale, fallback = True)
lang.install()
_ = lang.ugettext
except :
gettext.install(APP_NAME, None, str = True)
APP_TITLE = _("NativeCAM for LinuxCNC")
APP_COMMENTS = _('A GUI to help create LinuxCNC NGC files.')
APP_LICENCE = _('''This program 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.\n
It is recommended you use the deb package
''')
VALID_CATALOGS = ['mill', 'plasma', 'lathe']
DEFAULT_CATALOG = "mill"
# directories
CFG_DIR = 'cfg'
PROJECTS_DIR = 'projects'
LIB_DIR = 'lib'
NGC_DIR = 'scripts'
EXAMPLES_DIR = 'examples'
CATALOGS_DIR = 'catalogs'
GRAPHICS_DIR = 'graphics'
DEFAULTS_DIR = 'defaults'
CUSTOM_DIR = 'my-stuff'
# files
DEFAULT_TEMPLATE = 'default_template.xml'
USER_DEFAULT_FILE = 'custom_defaults.conf'
EXCL_MSG_FILE = 'excluded_msg.conf'
CURRENT_WORK = "current_work.xml"
PREFERENCES_FILE = "default.conf"
CONFIG_FILE = 'ncam.conf'
TOOLBAR_FNAME = "toolbar.conf"
TOOLBAR_CUSTOM_FNAME = "toolbar-custom.conf"
GENERATED_FILE = "ncam.ngc"
CURRENT_PROJECT = ''
DEFAULT_EDITOR = 'gedit'
SUPPORTED_DATA_TYPES = ['sub-header', 'header', 'bool', 'boolean', 'int', 'gc-lines',
'tool', 'gcode', 'text', 'list', 'float', 'string', 'engrave',
'combo', 'combo-user', 'items', 'filename', 'prjname']
NUMBER_TYPES = ['float', 'int']
NO_ICON_TYPES = ['sub-header', 'header']
GROUP_HEADER_TYPES = ['items', 'sub-header', 'header']
XML_TAG = "lcnc-ncam"
HOME_PAGE = 'https://github.com/FernV/NativeCAM'
class tv_select : # 'enum' items
none, feature, items, header, param = list(range(5))
class search_warning :
none, print_only, dialog = list(range(3))
#global variables
INCLUDE = []
DEFINITIONS = []
PIXBUF_DICT = {}
USER_VALUES = {}
USER_SUBROUTINES = []
TB_CATALOG = {}
EXCL_MESSAGES = {}
GLOBAL_PREF = None
UNIQUE_ID = 9
UI_INFO = '''
<ui>
<toolbar name='dummy'>
<toolitem action='SingleView' />
<toolitem action='DualView'/>
<toolitem action='TopBottom'/>
<toolitem action='SideSide'/>
<toolitem action='HideCol'/>
<toolitem action='SubHdrs'/>
</toolbar>
<toolbar name='ToolBar'>
<toolitem action='Build' />
<separator />
<toolitem action='Add' />
<toolitem action='Duplicate' />
<toolitem action='Delete' />
<separator />
<toolitem action='Undo' />
<toolitem action='Redo' />
<separator />
<toolitem action='MoveUp' />
<toolitem action='MoveDown' />
<separator />
<toolitem action='AppendItm' />
<toolitem action='RemoveItm' />
<separator />
<toolitem action='Collapse' />
</toolbar>
<popup name='PopupMenu'>
<menuitem action='Rename' />
<menu action='SetDigits'>
<menuitem action='Digit1'/>
<menuitem action='Digit2'/>
<menuitem action='Digit3'/>
<menuitem action='Digit4'/>
<menuitem action='Digit5'/>
<menuitem action='Digit6'/>
</menu>
<menuitem action='DataType' />
<menuitem action='RevertType' />
<separator />
<menuitem action='Undo' />
<menuitem action='Redo' />
<separator />
<menuitem action='HideField' />
<menuitem action='ShowFields' />
<menuitem action='ChngGrp' />
<separator />
<menuitem action='Add' />
<menuitem action='Duplicate' />
<menuitem action='Delete' />
<separator />
<menuitem action='Cut' />
<menuitem action='Copy' />
<menuitem action='Paste' />
<separator />
<menuitem action='MoveUp' />
<menuitem action='MoveDown' />
<separator />
<menuitem action='AppendItm' />
<menuitem action='RemoveItm' />
<separator />
<menuitem action='SaveUser' />
<menuitem action='DeleteUser' />
</popup>
<popup name='PopupMenu2'>
<menu action='SetDigits'>
<menuitem action='Digit1'/>
<menuitem action='Digit2'/>
<menuitem action='Digit3'/>
<menuitem action='Digit4'/>
<menuitem action='Digit5'/>
<menuitem action='Digit6'/>
</menu>
<menuitem action='DataType' />
<menuitem action='RevertType' />
<separator />
<menuitem action='Undo' />
<menuitem action='Redo' />
<separator />
<menuitem action='HideField' />
<menuitem action='ShowFields' />
<menuitem action='ChngGrp' />
<separator />
<menuitem action='SaveUser' />
<menuitem action='DeleteUser' />
</popup>
</ui>
'''
def get_int(s10) :
index = s10.find('.')
if index > -1 :
s10 = s10[:index]
try :
return int(s10)
except :
return 0
def get_float(s10) :
try :
return float(s10)
except :
try :
return locale.atof(s10)
except :
return 0.0
def get_string(float_val, digits, localized = True):
fmt = '%' + '0.%sf' % digits
if localized :
return (locale.format(fmt, float_val))
else :
return (fmt % float_val)
def search_path(warn, f, *argsl) :
if f == "" :
return None
if os.path.isfile(f) :
return f
src = NCAM_DIR
i = 0
j = argsl.__len__()
while i < j :
src = os.path.join(src, argsl[i])
i += 1
src = os.path.abspath(os.path.join(src, f))
if os.path.isfile(src) :
return src
for pa in [GRAPHICS_DIR, CFG_DIR, CATALOGS_DIR, LIB_DIR, PROJECTS_DIR] :
src = os.path.join(pa, f)
if os.path.isfile(src) :
return src
src = os.path.join(os.getcwd(), f)
if os.path.isfile(src) :
return src
if warn > search_warning.none:
print(_("Can not find file %(filename)s") % {"filename":f})
if warn == search_warning.dialog :
mess_dlg(_("Can not find file %(filename)s") % {"filename":f})
return None
def get_pixbuf(icon, size) :
if size < 16 :
size = 16
if ((icon is None) or (icon.strip() == "")) :
if DEFAULT_USE_NO_ICON:
return None
else :
icon = NO_ICON_FILE
icon_id = icon + str(size)
if (icon_id) in PIXBUF_DICT :
return PIXBUF_DICT[icon_id]
icon_fname = search_path(search_warning.none, icon, GRAPHICS_DIR)
if icon_fname is not None :
try :
pix_buf = gdk.pixbuf_new_from_file_at_size(icon_fname, size, size)
PIXBUF_DICT[icon_id] = pix_buf
return pix_buf
except gdk.PixbufError as err :
print(err)
PIXBUF_DICT[icon_id] = None
return None
def translate(fstring):
# translate the glade file when testing translation
txt2 = fstring.split('\n')
fstring = ''
for line in txt2 :
inx = line.find('translatable="yes">')
if inx > -1 :
inx2 = line.find('</')
txt = line[inx + 19:inx2]
line = re.sub(r'%s' % txt, '%s' % _(txt), line)
fstring += (line + '\n')
return fstring
def mess_dlg(mess, title = "NativeCAM"):
dlg = gtk.MessageDialog(parent = None,
flags = gtk.DIALOG_MODAL | gtk.DIALOG_DESTROY_WITH_PARENT,
type = gtk.MESSAGE_WARNING,
buttons = gtk.BUTTONS_OK, message_format = '%s' % mess)
dlg.set_title(title)
dlg.set_keep_above(True)
dlg.run()
dlg.destroy()
def mess_yesno(mess, title = ""):
return mess_with_buttons(mess, (gtk.STOCK_YES, gtk.RESPONSE_YES, \
gtk.STOCK_NO, gtk.RESPONSE_NO), title) == gtk.RESPONSE_YES
def mess_with_buttons(mess, buttons, title = ""):
mwb = gtk.Dialog(parent = None,
buttons = buttons,
flags = gtk.DIALOG_MODAL | gtk.DIALOG_DESTROY_WITH_PARENT,
)
mwb.set_title(title)
finbox = mwb.get_content_area()
l = gtk.Label(mess)
finbox.pack_start(l)
mwb.set_keep_above(True)
mwb.show_all()
response = mwb.run()
mwb.hide()
mwb.destroy()
return response
class copymode: # 'enum' items
one_at_a_time, yes_to_all, no_to_all = list(range(3))
def copy_dir_recursive(fromdir, todir,
update_ct = 0,
mode = copymode.one_at_a_time,
overwrite = False,
verbose = False) :
if not os.path.isdir(todir) :
os.makedirs(todir, 0o755)
for p in os.listdir(fromdir) :
frompath = os.path.join(fromdir, p)
topath = os.path.join(todir, p)
if os.path.isdir(frompath) :
mode, update_ct = copy_dir_recursive(frompath, topath,
update_ct = update_ct,
mode = mode,
overwrite = overwrite,
verbose = verbose)
continue
# copy files
if not os.path.isfile(topath) or overwrite :
shutil.copy(frompath, topath)
update_ct += 1
continue
else : # local file exists and not overwrite
if (hashlib.md5(open(frompath, 'rb').read()).digest()
== hashlib.md5(open(topath, 'rb').read()).digest()) :
# files are same
if verbose :
print("NOT copying %s to %s" % (p, todir))
else : # files are different
if (os.path.getctime(frompath) < os.path.getctime(topath)) :
# different and local file most recent
if verbose :
print(_('Keeping modified local file %(filename)s') % {"filename":p})
pass
else : # different and system file is most recent
if mode == copymode.yes_to_all :
if verbose :
print("copying %s to %s" % (p, todir))
shutil.copy(frompath, topath)
update_ct += 1
continue
if mode == copymode.no_to_all :
os.utime(topath, None) # touch it
continue
buttons = (gtk.STOCK_YES, gtk.RESPONSE_YES,
gtk.STOCK_NO, gtk.RESPONSE_NO,
gtk.STOCK_REFRESH, gtk.RESPONSE_ACCEPT,
gtk.STOCK_CANCEL, gtk.RESPONSE_NONE)
msg = (_('\nAn updated system file is available:\n\n%(frompath)s\n\n'
'YES -> Use new system file\n'
'NO -> Keep local file\n'
'Refresh -> Accept all new system files (don\'t ask again)\n'
'Cancel -> Keep all local files (don\'t ask again)\n') \
% {'frompath':frompath})
ans = mess_with_buttons(msg, buttons,
title = _("NEW file version available"))
# set copymode
if ans == gtk.RESPONSE_YES :
pass
elif ans == gtk.RESPONSE_ACCEPT :
mode = copymode.yes_to_all
elif ans == gtk.RESPONSE_NONE :
mode = copymode.no_to_all
elif ans == gtk.RESPONSE_NO :
pass
else :
ans = gtk.RESPONSE_NO # anything else (window close etc)
# copy or touch
if ans == gtk.RESPONSE_YES or mode == copymode.yes_to_all :
if verbose:
print("copying %s to %s" % (p, todir))
shutil.copy(frompath, topath)
update_ct += 1
if ans == gtk.RESPONSE_NO or mode == copymode.no_to_all :
os.utime(topath, None) # touch it (update timestamp)
return mode, update_ct
def err_exit(errtxt):
print(errtxt)
mess_dlg(errtxt)
sys.exit(1)
if platform.system() != 'Windows' :
try :
import linuxcnc
except ImportError as detail :
err_exit(detail)
def require_ini_items(fname, ini_instance):
global NCAM_DIR, NGC_DIR
val = ini_instance.find('DISPLAY', 'NCAM_DIR')
if val is None :
err_exit(_('Ini file <%(inifilename)s>\n'
'must have entry for [DISPLAY]NCAM_DIR')
% {'inifilename':fname})
val = os.path.expanduser(val)
if os.path.isabs(val) :
NCAM_DIR = val
else :
NCAM_DIR = (os.path.realpath(os.path.dirname(fname) + '/' + val))
val = ini_instance.find('DISPLAY', 'PROGRAM_PREFIX')
if val is None :
msg = _("There is no PROGRAM_PREFIX in ini file\n"
"Edit to add in DISPLAY section\n\n"
"PROGRAM_PREFIX = abs or relative path to scripts directory\n"
"i.e. PROGRAM_PREFIX = ./scripts or ~/ncam/scripts")
err_exit(msg)
else :
if ':' in val :
val = val.split(':')[0]
val = os.path.expanduser(val)
if os.path.isabs(val) :
NGC_DIR = val
else :
NGC_DIR = (os.path.realpath(os.path.dirname(fname) + '/' + val))
def require_ncam_lib(fname, ini_instance):
# presumes already checked:[DISPLAY]NCAM_DIR
# ini file must specify a [RS274NGC]SUBROUTINE_PATH that
# includes NCAM_DIR + LIB_DIR (typ: [DISPLAY]NCAM_DIR/lib)
require_lib = os.path.join(NCAM_DIR, LIB_DIR)
found_lib_dir = False
try :
subroutine_path = ini_instance.find('RS274NGC', 'SUBROUTINE_PATH')
if subroutine_path is None :
err_exit(_('Required lib missing:\n\n'
'[RS274NGC]SUBROUTINE_PATH'))
print("[RS274NGC]SUBROUTINE_PATH = %s\n Real paths:" % subroutine_path)
for i, d in enumerate(subroutine_path.split(":")):
d = os.path.expanduser(d)
if os.path.isabs(d) :
thedir = d
else :
thedir = os.path.join(os.path.realpath(os.path.dirname(fname)), d)
if os.path.isdir(thedir) :
print(" %s" % (os.path.realpath(thedir)))
if not found_lib_dir :
found_lib_dir = thedir.find(require_lib) == 0
print("")
if not found_lib_dir :
err_exit (_('\nThe required NativeCAM lib directory :\n<%(lib)s>\n\n'
'is not in [RS274NGC]SUBROUTINE_PATH:\n'
'<%(path)s>\n\nEdit ini and correct\n'
% {'lib':require_lib, 'path':subroutine_path}))
except Exception as detail :
err_exit(_('Required NativeCAM lib\n%(err_details)s') % {'err_details':detail})
def get_short_id():
global UNIQUE_ID
UNIQUE_ID += 1
return str(UNIQUE_ID)
def create_M_file() :
p = os.path.join(NCAM_DIR, NGC_DIR, 'M123')
with open(p, 'wb') as f :
f.write('#!/usr/bin/env python\n# coding: utf-8\n')
f.write("import gtk\nimport os\nimport pygtk\npygtk.require('2.0')\nfrom gtk import gdk\n\n")
f.write("fname = '%s'\n" % os.path.join(NCAM_DIR, CATALOGS_DIR, 'no_skip_dlg.conf'))
f.write('if os.path.isfile(fname) :\n exit(0)\n\n')
f.write("msg = '%s'\n" % _('Stop LinuxCNC program, toggle the shown button, then restart'))
f.write("msg1 = '%s'\n" % _('Skip block not active'))
f.write("icon_fname = '%s'\n\n" % os.path.join(NCAM_DIR, GRAPHICS_DIR, 'skip_block.png'))
f.write('dlg = gtk.MessageDialog(parent = None, flags = gtk.DIALOG_MODAL | gtk.DIALOG_DESTROY_WITH_PARENT, type = gtk.MESSAGE_WARNING, buttons = gtk.BUTTONS_NONE, message_format = msg1)\n\n')
f.write("dlg.set_title('NativeCAM')\ndlg.format_secondary_markup(msg)\n\n")
f.write('dlg.set_image(gtk.Image())\n')
f.write('dlg.get_image().set_from_pixbuf(gdk.pixbuf_new_from_file_at_size(icon_fname, 80, 80))\n\n')
f.write('cb = gtk.CheckButton(label = "%s")\n' % _("Do not show again"))
f.write('dlg.get_content_area().pack_start(cb, True, True, 0)\n')
f.write('dlg.add_button(gtk.STOCK_OK, gtk.RESPONSE_OK).grab_focus()\n\n')
f.write('dlg.set_keep_above(True)\ndlg.show_all()\n\ndlg.run()\n')
f.write("if cb.get_active() :\n open(fname, 'w').close()\n")
f.write('exit(0)\n')
os.chmod(p, 0o755)
mess_dlg(_('LinuxCNC needs to be restarted now'))
class Tools(object):
def __init__(self):
self.table_fname = None
self.list = ''
self.orientation = 0
def set_file(self, tool_table_file):
fn = search_path(search_warning.dialog, tool_table_file)
if fn is not None :
self.table_fname = fn
self.load_table()
def load_table(self, *arg):
self.table = None
self.table = []
if self.table_fname is not None :
tbl = open(self.table_fname).read().split("\n")
for s in tbl :
s = s.strip()
if ";" in s:
tnumber = '0'
torient = '0'
s = s.split(";")
tdesc = s[1][0:]
s = s[0][0:]
s1 = s.split(" ")
for s2 in s1 :
if (len(s2) > 1) :
if (s2[0] == 'T') :
tnumber = s2[1:]
elif (s2[0] == 'Q') :
torient = s2[1:]
if tnumber != '0' :
if tdesc == '' :
tdesc = _('no description')
self.table.append([int(tnumber), tnumber, tdesc, torient])
self.table.append ([0, '0', _('None')])
self.table.sort()
self.list = ''
for tool in self.table :
self.list += tool[1] + ' - ' + tool[2] + '=' + tool[1] + ':'
self.list = self.list.rstrip(':')
def get_text(self, tn):
for tool in self.table :
if tool[1] == tn :
return tool[1] + ' - ' + tool[2]
return '0 - ' + _('None')
def save_tool_orient(self, tn):
if tn == 0 :
self.orientation = 0
else :
for tool in self.table :
if tool[0] == tn :
self.orientation = get_int(tool[3])
def get_tool_orient(self):
return self.orientation
class VKB(object):
def __init__(self, toplevel, tooltip, min_value, max_value, data_type, convertible) :
self.dlg = gtk.Dialog(parent = toplevel)
self.dlg.set_decorated(False)
self.dlg.set_transient_for(None)
self.dlg.set_border_width(3)
self.dlg.set_property("skip-taskbar-hint", True)
lbl = gtk.Label('')
lbl.set_line_wrap(True)
self.dlg.vbox.pack_start(lbl, expand = False)
lbl.set_markup(tooltip)
self.entry = gtk.Label('')
self.entry.modify_font(pango.FontDescription('sans 14'))
self.entry.set_alignment(1.0, 0.5)
self.entry.set_property('ellipsize', pango.ELLIPSIZE_START)
self.min_value = min_value
self.max_value = max_value
self.data_type = data_type
self.convertible_units = convertible
box = gtk.EventBox()
box.modify_bg(gtk.STATE_NORMAL, gtk.gdk.Color('#FFFFFF'))
box.add(self.entry)
frame = gtk.Frame()
frame.add(box)
tbl = gtk.Table(rows = 6, columns = 5, homogeneous = True)
tbl.attach(frame, 0, 5, 0, 1,
xoptions = gtk.EXPAND | gtk.FILL,
yoptions = gtk.EXPAND | gtk.FILL)
self.dlg.vbox.pack_start(tbl)
btn = gtk.Button(_('BS'))
btn.connect("clicked", self.input, 'BS')
btn.set_can_focus(False)
tbl.attach(btn, 4, 5, 2, 3)
i = 0
for lbl in ['F2', 'Pi', '()', '=', 'C'] :
btn = gtk.Button(lbl)
btn.connect("clicked", self.input, lbl)
btn.set_can_focus(False)
tbl.attach(btn, i, i + 1, 1, 2)
i = i + 1
i = 2
for lbl in ['/', '*', '-', '+'] :
btn = gtk.Button(lbl)
btn.connect("clicked", self.input, lbl)
btn.set_can_focus(False)
tbl.attach(btn, 3, 4, i, i + 1)
i = i + 1
k = 10
for i in range(2, 5) :
k = k - 3
for j in range(0, 3):
lbl = str(k + j)
btn = gtk.Button(lbl)
btn.connect("clicked", self.input, lbl)
btn.set_can_focus(False)
tbl.attach(btn, j, j + 1, i, i + 1)
if (self.min_value < 0.0) :
btn = gtk.Button('+/-')
btn.connect("clicked", self.input, '+/-')
btn.set_can_focus(False)
tbl.attach(btn, 2, 3, 5, 6)
last_col = 2
else :
last_col = 3
if self.data_type == 'float' : # and get_int(self.digits) > 0 :
btn = gtk.Button(decimal_point)
btn.connect("clicked", self.input, decimal_point)
btn.set_can_focus(False)
tbl.attach(btn, last_col - 1, last_col, 5, 6)
last_col = last_col - 1
btn = gtk.Button('0')
btn.connect("clicked", self.input, '0')
btn.set_can_focus(False)
tbl.attach(btn, 0, last_col, 5, 6)
btn = gtk.Button()
img = gtk.Image()
img.set_from_stock('gtk-cancel', menu_icon_size)
btn.set_image(img)
btn.connect("clicked", self.cancel)
btn.set_can_focus(False)
tbl.attach(btn, 4, 5, 3, 4)
if self.convertible_units :
btn = gtk.Button()
img = gtk.Image()
img.set_from_pixbuf(get_pixbuf('mm2in.png', treeview_icon_size))
btn.set_image(img)
btn.connect("clicked", self.input, 'CV')
btn.set_can_focus(False)
tbl.attach(btn, 4, 5, 4, 5)
self.OKbtn = gtk.Button()
img = gtk.Image()
img.set_from_stock('gtk-ok', menu_icon_size)
self.OKbtn.set_image(img)
self.OKbtn.connect("clicked", self.ok)
self.OKbtn.set_can_focus(False)
if self.convertible_units :
tbl.attach(self.OKbtn, 4, 5, 5, 6)
else :
tbl.attach(self.OKbtn, 4, 5, 4, 6)
self.dlg.connect('key-press-event', self.key_press_event)
self.dlg.connect('focus-out-event', self.focus_out)
self.dlg.set_keep_above(True)
def __enter__(self):
self.not_allowed_msg = _("Not allowed - F2 edit")
self.err_msg = _("Error - F2 edit")
return self
def initvalue(self, value, saved, initialize):
self.entry.set_markup('<b>%s</b>' % value)
self.save_edit = saved
self.initialize = initialize
def run(self, not_allowed):
def show_error(errm) :
self.entry.set_markup('<b>%s</b>' % errm)
self.initialize = True
self.opened_paren = 0
while True :
self.convert_units = False
self.OKbtn.grab_focus()
response = self.dlg.run()
if response == gtk.RESPONSE_OK:
if self.entry.get_text() in ['', self.not_allowed_msg, self.err_msg] :
self.entry.set_markup('<b>0</b>')
is_good, rval = self.compute(self.entry.get_text())
if not is_good :
show_error(self.err_msg)
elif self.data_type == 'int' :
val = int(rval)
a_min = int(self.min_value)
a_max = int(self.max_value)
if val > a_max :
val = a_max
elif val < a_min :
val = a_min
if not_allowed is not None :
for na in not_allowed.split(':') :
if get_int(na) == val :
is_good = False
show_error(self.not_allowed_msg)
break
if is_good :
return response, str(val)
else:
if self.convert_units :
if default_metric :
rval = rval * 25.4
else :
rval = rval / 25.4
if rval > self.max_value :
rval = self.max_value
elif rval < self.min_value :
rval = self.min_value
if not_allowed is not None :
for na in not_allowed.split(':') :
if get_float(na) == rval :
is_good = False
show_error(self.not_allowed_msg)
break
if is_good :
return response, str(rval)
else :
return response, None
def input(self, btn, data):
if self.initialize :
lbl = '0'
self.initialize = False
self.opened_paren = 0
else :
lbl = self.entry.get_text()
if lbl in ['0.0', '0.00', '0.000', '0.0000', '0.00000', '0.000000'] :
lbl = '0'
if data == 'C' :
self.entry.set_markup('<b>0</b>')
self.opened_paren = 0
elif data == '=' :
is_good, rval = self.compute(self.entry.get_text())
if not is_good :
self.show_error(_("Error - F2 to edit"))
elif self.data_type == 'int' :
self.entry.set_markup('<b>%d</b>' % int(rval))
else :
self.entry.set_markup('<b>%s</b>' % locale.format('%0.6f', rval))
elif data == 'F2' :
self.entry.set_markup('<b>%s</b>' % self.save_edit)
elif data == 'BS' :
if (len(lbl) == 1) or lbl == 'Pi':
self.input(None, 'C')
return
elif lbl[-1] == 'i' :
self.entry.set_markup('<b>%s</b>' % lbl[0:-2])
elif lbl[-1] == ')' :
self.opened_paren += self.opened_paren
self.entry.set_markup('<b>%s</b>' % lbl[0:-1])
elif lbl[-1] == '(' :
self.entry.set_markup('<b>%s</b>' % lbl[0:-1])
self.opened_paren -= 1
else :
self.entry.set_markup('<b>%s</b>' % lbl[0:-1])
elif data == 'CV' :
self.convert_units = True
self.dlg.response(gtk.RESPONSE_OK)
elif data == '+/-' :
if lbl == '0' :
self.entry.set_markup('<b>-</b>')
elif lbl.find('-') == 0 :
self.entry.set_markup('<b>%s</b>' % lbl[1:])
else :
self.entry.set_markup('<b>-%s</b>' % lbl)
elif data == 'Pi' :
if lbl == '0' :
self.entry.set_markup('<b>%s</b>' % data)
elif lbl[-1] in ['+', '-', '*', '/', '('] :
self.entry.set_markup('<b>%s%s</b>' % (lbl, data))
elif data in ['*', '/', '+'] :
if lbl != '0' and not lbl[-1] in ['+', '-', '*', '/', '('] :
self.entry.set_markup('<b>%s%s</b>' % (lbl, data))
elif data == '()' :
if lbl == '0' :
self.entry.set_markup('<b>(</b>')
self.opened_paren = 1
elif lbl[-1] in ['+', '-', '*', '/', '('] :
self.entry.set_markup('<b>%s(</b>' % lbl)
self.opened_paren += 1
elif lbl[-1] not in ['+', '-', '*', '/', '('] :
if self.opened_paren > 0 :
self.entry.set_markup('<b>%s)</b>' % lbl)
self.opened_paren -= 1
elif data == decimal_point :
if lbl == '0' :
self.entry.set_markup('<b>0%s</b>' % data)
elif lbl[-1] in ['+', '-', '*', '/', '('] :
self.entry.set_markup('<b>%s0%s</b>' % (lbl, data))
elif lbl[-1] >= '0' and lbl[-1] <= '9' :
j = len(lbl)
i = 0
while (i < j) :
car = lbl[-i]
i += 1
if car == decimal_point :
return
if car in ['+', '-', '*', '/', '('] :
self.entry.set_markup('<b>%s%s</b>' % (lbl, data))
return
self.entry.set_markup('<b>%s%s</b>' % (lbl, data))
else :
if lbl == '0' : # numbers and minus sign
self.entry.set_markup('<b>%s</b>' % data)
elif lbl[-1] not in [')', 'i'] :
self.entry.set_markup('<b>%s%s</b>' % (lbl, data))
def key_press_event(self, win, event):
if event.type == gdk.KEY_PRESS:
k_name = gdk.keyval_name(event.keyval)
# print(k_name)
if ((k_name >= 'KP_0' and k_name <= 'KP_9') or \
(k_name >= '0' and k_name <= '9')) :
self.input(None, k_name[-1])
elif k_name in ['KP_Decimal', 'period', 'comma', 'KP_Separator'] :
if (self.data_type == 'float'):
self.input(None, decimal_point)
elif k_name in ['KP_Divide', 'slash'] :
self.input(None, '/')
elif k_name in ['KP_Multiply', 'asterisk'] :
self.input(None, '*')
elif k_name in ['parenleft', 'parenright'] :
self.input(None, '()')
elif k_name == 'F2' :
self.input(None, 'F2')
elif k_name in ['C', 'c'] :
self.input(None, 'C')
elif k_name == 'equal' :
self.input(None, '=')
elif k_name in ['KP_Subtract', 'minus'] :
self.input(None, '-')
elif k_name in ['KP_Add', 'plus'] :
self.input(None, '+')
elif k_name == 'BackSpace' :
self.input(None, 'BS')
elif k_name in ['KP_Enter', 'Return', 'space']:
self.dlg.response(gtk.RESPONSE_OK)
def ok(self, btn):
self.convert_units = False
self.dlg.response(gtk.RESPONSE_OK)
def cancel(self, btn):
self.dlg.response(gtk.RESPONSE_CANCEL)
def focus_out(self, widget, event):
if vkb_cancel_on_out:
self.dlg.response(gtk.RESPONSE_CANCEL)
else :
self.dlg.response(gtk.RESPONSE_OK)
def compute(self, input_string):
while input_string.count('(') > input_string.count(')') :
input_string = input_string + ')'
self.opened_paren = 0
self.save_edit = input_string
for i in('-', '+', '/', '*', '(', ')'):
input_string = input_string.replace(i, " %s " % i)
input_string = input_string.replace('Pi', str(math.pi))
qualified = ''
for i in input_string.split():
try:
i = str(locale.atof(i))
qualified = qualified + str(float(i))
except:
qualified = qualified + i
try :
return True, eval(qualified)
except :
return False, 0.0
def __exit__(self, type, value, traceback):
self.dlg.hide()
self.dlg.destroy()
self.dlg = None
class CellRendererMx(gtk.CellRendererText):
def __init__(self, treeview) :
gtk.CellRendererText.__init__(self)