#!/usr/bin/env python
# -*- coding: UTF8 -*-
from __future__ import with_statement
import os
import math
import pickle
import logging
import pango
import gobject
import gtk
import gtk.glade
import gtk.gdk
import constants
import hildonize
import unit_data
try:
import gettext
except ImportError:
_ = lambda x: x
gettext = None
else:
_ = gettext.gettext
_moduleLogger = logging.getLogger("gonvert_glade")
PROFILE_STARTUP = False
FORCE_HILDON_LIKE = False
if gettext is not None:
gettext.bindtextdomain('gonvert', '/usr/share/locale')
gettext.textdomain('gonvert')
def change_menu_label(widgets, labelname, newtext):
item_label = widgets.get_widget(labelname).get_children()[0]
item_label.set_text(newtext)
def split_number(number):
try:
fractional, integer = math.modf(number)
except TypeError:
integerDisplay = number
fractionalDisplay = ""
else:
integerDisplay = str(integer)
fractionalDisplay = str(fractional)
if "e+" in integerDisplay:
integerDisplay = number
fractionalDisplay = ""
elif "e-" in fractionalDisplay and 0.0 < integer:
integerDisplay = number
fractionalDisplay = ""
elif "e-" in fractionalDisplay:
integerDisplay = ""
fractionalDisplay = number
else:
integerDisplay = integerDisplay.split(".", 1)[0] + "."
fractionalDisplay = fractionalDisplay.rsplit(".", 1)[-1]
return integerDisplay, fractionalDisplay
class Gonvert(object):
_glade_files = [
os.path.join(os.path.dirname(__file__), "gonvert.glade"),
os.path.join(os.path.dirname(__file__), "../data/gonvert.glade"),
os.path.join(os.path.dirname(__file__), "../lib/gonvert.glade"),
'/usr/share/gonvert/gonvert.glade',
'/usr/lib/gonvert/gonvert.glade',
]
UNITS_NAME_IDX = 0
UNITS_VALUE_IDX = 1
UNITS_SYMBOL_IDX = 2
UNITS_INTEGER_IDX = 3
UNITS_FRACTION_IDX = 4
def __init__(self):
self._unitDataInCategory = None
self._unit_sort_direction = False
self._value_sort_direction = False
self._units_sort_direction = False
self._isFullScreen = False
self._clipboard = gtk.clipboard_get()
self._find_result = [] # empty find result list
self._findIndex = 0 # default to find result number zero
self._selectedCategoryName = '' # preset to no selected category
self._defaultUnitForCategory = {} # empty dictionary for later use
#check to see if glade file is in current directory (user must be
# running from download untar directory)
for gladePath in self._glade_files:
if os.path.isfile(gladePath):
homepath = os.path.dirname(gladePath)
pixmapspath = "/".join((homepath, "pixmaps"))
widgets = gtk.glade.XML(gladePath)
break
else:
_moduleLogger.error("UI Descriptor not found!")
gtk.main_quit()
return
self._mainWindow = widgets.get_widget('mainWindow')
self._app = hildonize.get_app_class()()
self._mainWindow = hildonize.hildonize_window(self._app, self._mainWindow)
change_menu_label(widgets, 'fileMenuItem', _('File'))
change_menu_label(widgets, 'exitMenuItem', _('Exit'))
change_menu_label(widgets, 'helpMenuItem', _('Help'))
change_menu_label(widgets, 'aboutMenuItem', _('About'))
change_menu_label(widgets, 'findButton', _('Find'))
self._categorySelectionButton = widgets.get_widget("categorySelectionButton")
self._categoryView = widgets.get_widget('categoryView')
self._unitsView = widgets.get_widget('unitsView')
self._unitsView.set_property('rules_hint', 1)
self._unitsView_selection = self._unitsView.get_selection()
self._unitName = widgets.get_widget('unitName')
self._unitValue = widgets.get_widget('unitValue')
self._previousUnitName = widgets.get_widget('previousUnitName')
self._previousUnitValue = widgets.get_widget('previousUnitValue')
self._unitSymbol = widgets.get_widget('unitSymbol')
self._previousUnitSymbol = widgets.get_widget('previousUnitSymbol')
self._unitDescription = widgets.get_widget('unitDescription')
self._searchLayout = widgets.get_widget('searchLayout')
self._searchLayout.hide()
self._findEntry = widgets.get_widget('findEntry')
self._findLabel = widgets.get_widget('findLabel')
self._findButton = widgets.get_widget('findButton')
self._unitsNameRenderer = gtk.CellRendererText()
self._unitsNameRenderer.set_property("scale", 0.75)
if FORCE_HILDON_LIKE:
self._unitsNameRenderer.set_property("ellipsize", pango.ELLIPSIZE_END)
self._unitsNameRenderer.set_property("width-chars", 5)
self._unitNameColumn = gtk.TreeViewColumn(_('Name'), self._unitsNameRenderer)
self._unitNameColumn.set_property('resizable', True)
self._unitNameColumn.add_attribute(self._unitsNameRenderer, 'text', self.UNITS_NAME_IDX)
self._unitNameColumn.set_clickable(True)
self._unitNameColumn.connect("clicked", self._on_click_unit_column)
self._unitsView.append_column(self._unitNameColumn)
renderer = gtk.CellRendererText()
renderer.set_property("xalign", 1.0)
renderer.set_property("alignment", pango.ALIGN_RIGHT)
hildonize.set_cell_thumb_selectable(renderer)
self._unitIntegerColumn = gtk.TreeViewColumn(_('Value'), renderer)
self._unitIntegerColumn.set_property('resizable', True)
self._unitIntegerColumn.add_attribute(renderer, 'text', self.UNITS_INTEGER_IDX)
self._unitIntegerColumn.set_clickable(True)
self._unitIntegerColumn.connect("clicked", self._on_click_unit_column)
self._unitsView.append_column(self._unitIntegerColumn)
renderer = gtk.CellRendererText()
renderer.set_property("xalign", 0.0)
renderer.set_property("alignment", pango.ALIGN_LEFT)
renderer.set_property("scale", 0.75)
self._unitFractionalColumn = gtk.TreeViewColumn(_(''), renderer)
self._unitFractionalColumn.set_property('resizable', True)
self._unitFractionalColumn.add_attribute(renderer, 'text', self.UNITS_FRACTION_IDX)
self._unitFractionalColumn.set_clickable(True)
self._unitFractionalColumn.connect("clicked", self._on_click_unit_column)
self._unitsView.append_column(self._unitFractionalColumn)
renderer = gtk.CellRendererText()
renderer.set_property("ellipsize", pango.ELLIPSIZE_END)
#renderer.set_property("scale", 0.5)
self._unitSymbolColumn = gtk.TreeViewColumn(_('Units'), renderer)
self._unitSymbolColumn.set_property('resizable', True)
self._unitSymbolColumn.add_attribute(renderer, 'text', self.UNITS_SYMBOL_IDX)
self._unitSymbolColumn.set_clickable(True)
self._unitSymbolColumn.connect("clicked", self._on_click_unit_column)
self._unitsView.append_column(self._unitSymbolColumn)
self._unitModel = gtk.ListStore(
gobject.TYPE_STRING, # UNITS_NAME_IDX
gobject.TYPE_STRING, # UNITS_VALUE_IDX
gobject.TYPE_STRING, # UNITS_SYMBOL_IDX
gobject.TYPE_STRING, # UNITS_INTEGER_IDX
gobject.TYPE_STRING, # UNITS_FRACTION_IDX
)
self._sortedUnitModel = gtk.TreeModelSort(self._unitModel)
columns = self._get_column_sort_stuff()
for columnIndex, (column, sortDirection, col_cmp) in enumerate(columns):
self._sortedUnitModel.set_sort_func(columnIndex, col_cmp)
self._unitsView.set_model(self._sortedUnitModel)
#Insert a column into the category list even though the heading will not be seen
renderer = gtk.CellRendererText()
self._categoryColumn = gtk.TreeViewColumn('Title', renderer)
self._categoryColumn.set_property('resizable', 1)
self._categoryColumn.add_attribute(renderer, 'text', 0)
self._categoryView.append_column(self._categoryColumn)
self._categoryModel = gtk.ListStore(gobject.TYPE_STRING)
self._categoryView.set_model(self._categoryModel)
#colourize each row differently for easier reading
self._categoryView.set_property('rules_hint', 1)
#Populate the catagories list
for key in unit_data.UNIT_CATEGORIES:
row = (key, )
self._categoryModel.append(row)
#--------- connections to GUI ----------------
self._mainWindow.connect("delete-event", self._on_user_exit)
self._mainWindow.connect("key-press-event", self._on_key_press)
self._mainWindow.connect("window-state-event", self._on_window_state_change)
self._categorySelectionButton.connect("clicked", self._on_category_selector_clicked)
self._categoryView.connect("cursor-changed", self._on_click_category)
self._findButton.connect("clicked", self._on_find_activate)
self._findEntry.connect("activate", self._on_find_activate)
self._findEntry.connect("changed", self._on_findEntry_changed)
self._previousUnitValue.connect("changed", self._on_previous_unit_value_changed)
self._unitValue.connect("changed", self._on_unit_value_changed)
self._unitsView.connect("cursor-changed", self._on_click_unit)
if hildonize.GTK_MENU_USED:
widgets.get_widget("aboutMenuItem").connect("activate", self._on_about_clicked)
widgets.get_widget("exitMenuItem").connect("activate", self._on_user_exit)
for scrollingWidgetName in (
"unitsViewScrolledWindow",
):
scrollingWidget = widgets.get_widget(scrollingWidgetName)
assert scrollingWidget is not None, scrollingWidgetName
hildonize.hildonize_scrollwindow_with_viewport(scrollingWidget)
if hildonize.IS_HILDON_SUPPORTED or FORCE_HILDON_LIKE:
self._categoryView.get_parent().hide()
self._unitsView.set_headers_visible(False)
self._previousUnitName.get_parent().hide()
self._unitDescription.get_parent().get_parent().hide()
else:
self._categorySelectionButton.hide()
replacementButtons = []
menu = hildonize.hildonize_menu(
self._mainWindow,
widgets.get_widget("mainMenuBar"),
replacementButtons
)
if not hildonize.IS_HILDON_SUPPORTED:
_moduleLogger.info("No hildonization support")
hildonize.set_application_title(
self._mainWindow, "%s - Unit Conversion Utility" % constants.__pretty_app_name__
)
iconPath = pixmapspath + '/gonvert.png'
if os.path.exists(iconPath):
self._mainWindow.set_icon(gtk.gdk.pixbuf_new_from_file(iconPath))
else:
_moduleLogger.warn("Error: Could not find gonvert icon: %s" % iconPath)
self._load_settings()
self._mainWindow.show()
def _load_settings(self):
#Restore window size from previously saved settings if it exists and is valid.
windowDatPath = "/".join((constants._data_path_, "window.dat"))
if os.path.exists(windowDatPath):
saved_window = pickle.load(open(windowDatPath, "r"))
try:
a, b = saved_window['size']
except KeyError:
pass
else:
self._mainWindow.resize(a, b)
#Restore selections from previously saved settings if it exists and is valid.
categoryIndex = 0
selectedCategoryName = unit_data.UNIT_CATEGORIES[0]
selectionsDatPath = "/".join((constants._data_path_, "selections.dat"))
if os.path.exists(selectionsDatPath):
selections = pickle.load(open(selectionsDatPath, 'r'))
try:
self._defaultUnitForCategory = selections['selected_units']
except KeyError:
pass
try:
selectedCategoryName = selections['selected_category']
except KeyError:
pass
else:
try:
categoryIndex = unit_data.UNIT_CATEGORIES.index(selectedCategoryName)
except ValueError:
_moduleLogger.warn("Unknown category: %s" % selectedCategoryName)
self._categorySelectionButton.get_child().set_markup("%s" % selectedCategoryName)
self._categoryView.set_cursor(categoryIndex, self._categoryColumn, False)
self._categoryView.grab_focus()
self._select_default_unit()
def _save_settings(self):
"""
This routine saves the selections to a file, and
should therefore only be called when exiting the program.
Update selections dictionary which consists of the following keys:
'self._selectedCategoryName': full name of selected category
'self._defaultUnitForCategory': self._defaultUnitForCategory dictionary which contains:
[categoryname: #1 displayed unit, #2 displayed unit]
"""
#Determine the contents of the selected category row
selected, iter = self._categoryView.get_selection().get_selected()
self._selectedCategoryName = self._categoryModel.get_value(iter, 0)
selections = {
'selected_category': self._selectedCategoryName,
'selected_units': self._defaultUnitForCategory
}
selectionsDatPath = "/".join((constants._data_path_, "selections.dat"))
pickle.dump(selections, open(selectionsDatPath, 'w'))
#Get last size of app and save it
window_settings = {
'size': self._mainWindow.get_size()
}
windowDatPath = "/".join((constants._data_path_, "window.dat"))
pickle.dump(window_settings, open(windowDatPath, 'w'))
def _refresh_columns(self):
self._unitsView.remove_column(self._unitNameColumn)
self._unitsView.remove_column(self._unitIntegerColumn)
self._unitsView.remove_column(self._unitFractionalColumn)
self._unitsView.remove_column(self._unitSymbolColumn)
self._unitsView.append_column(self._unitNameColumn)
self._unitsView.append_column(self._unitIntegerColumn)
self._unitsView.append_column(self._unitFractionalColumn)
self._unitsView.append_column(self._unitSymbolColumn)
def _clear_find(self):
# switch to "new find" state
self._find_result = []
self._findIndex = 0
# Clear our user message
self._findLabel.set_text('')
def _find_first(self):
assert len(self._find_result) == 0
assert self._findIndex == 0
findString = self._findEntry.get_text().strip().lower()
if not findString:
return
# Gather info on all the matching units from all categories
for catIndex, category in enumerate(unit_data.UNIT_CATEGORIES):
units = unit_data.get_units(category)
for unitIndex, unit in enumerate(units):
loweredUnit = unit.lower()
if loweredUnit in findString or findString in loweredUnit:
self._find_result.append((category, unit, catIndex, unitIndex))
def _update_find_selection(self):
assert 0 < len(self._find_result)
#check if next find is in a new category (prevent category changes when unnecessary
searchCategoryName = self._find_result[self._findIndex][0]
if self._selectedCategoryName != searchCategoryName:
self._categorySelectionButton.get_child().set_markup("%s" % searchCategoryName)
self._categoryView.set_cursor(
self._find_result[self._findIndex][2], self._categoryColumn, False
)
self._unitsView.set_cursor(
self._find_result[self._findIndex][3], self._unitNameColumn, True
)
def _find_next(self):
if len(self._find_result) == 0:
self._find_first()
else:
if self._findIndex == len(self._find_result)-1:
self._findIndex = 0
else:
self._findIndex += 1
if not self._find_result:
self._findLabel.set_text('Text not found')
else:
self._update_find_selection()
resultsLeft = len(self._find_result) - self._findIndex - 1
self._findLabel.set_text(
'%s result(s) left' % (resultsLeft, )
)
def _find_previous(self):
if len(self._find_result) == 0:
self._find_first()
else:
if self._findIndex == 0:
self._findIndex = len(self._find_result)-1
else:
self._findIndex -= 1
if not self._find_result:
self._findLabel.set_text('Text not found')
else:
self._update_find_selection()
resultsLeft = len(self._find_result) - self._findIndex - 1
self._findLabel.set_text(
'%s result(s) left' % (resultsLeft, )
)
def _toggle_find(self):
if self._searchLayout.get_property("visible"):
self._searchLayout.hide()
self._unitsView.grab_focus()
else:
self._searchLayout.show()
self._findEntry.grab_focus()
def _unit_model_cmp(self, sortedModel, leftItr, rightItr):
leftUnitText = self._unitModel.get_value(leftItr, self.UNITS_NAME_IDX)
rightUnitText = self._unitModel.get_value(rightItr, self.UNITS_NAME_IDX)
return cmp(leftUnitText, rightUnitText)
def _symbol_model_cmp(self, sortedModel, leftItr, rightItr):
leftSymbolText = self._unitModel.get_value(leftItr, self.UNITS_SYMBOL_IDX)
rightSymbolText = self._unitModel.get_value(rightItr, self.UNITS_SYMBOL_IDX)
return cmp(leftSymbolText, rightSymbolText)
def _value_model_cmp(self, sortedModel, leftItr, rightItr):
#special sorting exceptions for ascii values (instead of float values)
if self._selectedCategoryName == "Computer Numbers":
leftValue = self._unitModel.get_value(leftItr, self.UNITS_VALUE_IDX)
rightValue = self._unitModel.get_value(rightItr, self.UNITS_VALUE_IDX)
else:
leftValueText = self._unitModel.get_value(leftItr, self.UNITS_VALUE_IDX)
leftValue = float(leftValueText) if leftValueText else 0.0
rightValueText = self._unitModel.get_value(rightItr, self.UNITS_VALUE_IDX)
rightValue = float(rightValueText) if rightValueText else 0.0
return cmp(leftValue, rightValue)
def _get_column_sort_stuff(self):
columns = (
(self._unitNameColumn, "_unit_sort_direction", self._unit_model_cmp),
(self._unitIntegerColumn, "_value_sort_direction", self._value_model_cmp),
(self._unitFractionalColumn, "_value_sort_direction", self._value_model_cmp),
(self._unitSymbolColumn, "_units_sort_direction", self._symbol_model_cmp),
)
return columns
def _switch_category(self, category):
self._selectedCategoryName = category
self._unitDataInCategory = unit_data.UNIT_DESCRIPTIONS[self._selectedCategoryName]
#Fill up the units descriptions and clear the value cells
self._clear_visible_unit_data()
nameLength = 0
for key in unit_data.get_units(self._selectedCategoryName):
row = key, '0.0', self._unitDataInCategory[key][1], '0.', '0'
self._unitModel.append(row)
nameLength = max(nameLength, len(key))
self._sortedUnitModel.sort_column_changed()
if FORCE_HILDON_LIKE:
maxCatCharWidth = int(nameLength * 0.75)
maxCharWidth = int(len("nibble | hexit | quadbit") * 0.75)
charWidth = min(maxCatCharWidth, maxCharWidth)
self._unitsNameRenderer.set_property("width-chars", charWidth)
self._select_default_unit()
def _clear_visible_unit_data(self):
self._unitDescription.get_buffer().set_text("")
self._unitName.set_text('')
self._unitValue.set_text('')
self._unitSymbol.set_text('')
self._previousUnitName.set_text('')
self._previousUnitValue.set_text('')
self._previousUnitSymbol.set_text('')
self._unitModel.clear()
def _select_default_unit(self):
# Restore the previous historical settings of previously selected units
# in this newly selected category
defaultPrimary = unit_data.get_base_unit(self._selectedCategoryName)
defaultSecondary = ""
if self._selectedCategoryName in self._defaultUnitForCategory:
if self._defaultUnitForCategory[self._selectedCategoryName][0]:
defaultPrimary = self._defaultUnitForCategory[self._selectedCategoryName][0]
if self._defaultUnitForCategory[self._selectedCategoryName][1]:
defaultSecondary = self._defaultUnitForCategory[self._selectedCategoryName][1]
units = unit_data.get_units(self._selectedCategoryName)
#Restore oldest selection first.
if defaultPrimary:
try:
unitIndex = units.index(defaultPrimary)
except ValueError:
unitIndex = 0
self._unitsView.set_cursor(unitIndex, self._unitNameColumn, True)
#Restore newest selection second.
if defaultSecondary:
try:
unitIndex = units.index(defaultSecondary)
except ValueError:
unitIndex = 0
self._unitsView.set_cursor(unitIndex, self._unitNameColumn, True)
# select the text so user can start typing right away
self._unitValue.grab_focus()
self._unitValue.select_region(0, -1)
def _sanitize_value(self, userEntry):
if self._selectedCategoryName == "Computer Numbers":
if userEntry == '':
value = '0'
else:
value = userEntry
else:
if userEntry == '':
value = 0.0
else:
value = float(userEntry)
return value
def _on_key_press(self, widget, event, *args):
"""
@note Hildon specific
"""
RETURN_TYPES = (gtk.keysyms.Return, gtk.keysyms.ISO_Enter, gtk.keysyms.KP_Enter)
try:
if (
event.keyval == gtk.keysyms.F6 or
event.keyval in RETURN_TYPES and event.get_state() & gtk.gdk.CONTROL_MASK
):
if self._isFullScreen:
self._mainWindow.unfullscreen()
else:
self._mainWindow.fullscreen()
elif event.keyval == gtk.keysyms.f and event.get_state() & gtk.gdk.CONTROL_MASK:
self._toggle_find()
elif event.keyval == gtk.keysyms.p and event.get_state() & gtk.gdk.CONTROL_MASK:
self._find_previous()
elif event.keyval == gtk.keysyms.n and event.get_state() & gtk.gdk.CONTROL_MASK:
self._find_next()
elif event.keyval == ord("l") and event.get_state() & gtk.gdk.CONTROL_MASK:
with open(constants._user_logpath_, "r") as f:
logLines = f.xreadlines()
log = "".join(logLines)
self._clipboard.set_text(str(log))
except Exception, e:
_moduleLogger.exception("_on_key_press")
def _on_window_state_change(self, widget, event, *args):
"""
@note Hildon specific
"""
try:
if event.new_window_state & gtk.gdk.WINDOW_STATE_FULLSCREEN:
self._isFullScreen = True
else:
self._isFullScreen = False
except Exception, e:
_moduleLogger.exception("_on_window_state_change")
def _on_findEntry_changed(self, *args):
"""
Clear out find results since the user wants to look for something new
"""
try:
self._clear_find()
except Exception:
_moduleLogger.exception("_on_findEntry_changed")
def _on_find_activate(self, *args):
try:
self._find_next()
self._findButton.grab_focus()
except Exception:
_moduleLogger.exception("_on_find_activate")
def _on_click_unit_column(self, col):
"""
Sort the contents of the col when the user clicks on the title.
"""
try:
#Determine which column requires sorting
columns = self._get_column_sort_stuff()
for columnIndex, (maybeCol, directionName, col_cmp) in enumerate(columns):
if col is maybeCol:
direction = getattr(self, directionName)
gtkDirection = gtk.SORT_ASCENDING if direction else gtk.SORT_DESCENDING
# cause a sort
self._sortedUnitModel.set_sort_column_id(columnIndex, gtkDirection)
# set the visual for sorting
col.set_sort_indicator(True)
col.set_sort_order(not direction)
setattr(self, directionName, not direction)
break
else:
maybeCol.set_sort_indicator(False)
else:
assert False, "Unknown column: %s" % (col.get_title(), )
except Exception:
_moduleLogger.exception("_on_click_unit_column")
def _on_category_selector_clicked(self, *args):
try:
currenntIndex = unit_data.UNIT_CATEGORIES.index(self._selectedCategoryName)
newIndex = hildonize.touch_selector(
self._mainWindow,
"Categories",
unit_data.UNIT_CATEGORIES,
currenntIndex,
)
selectedCategoryName = unit_data.UNIT_CATEGORIES[newIndex]
self._categorySelectionButton.set_label(selectedCategoryName)
self._categoryView.set_cursor(newIndex, self._categoryColumn, False)
self._categoryView.grab_focus()
except Exception:
_moduleLogger.exception("_on_category_selector_clicked")
def _on_click_category(self, *args):
try:
selected, iter = self._categoryView.get_selection().get_selected()
if iter is None:
# User is typing in an invalid string, not selecting any category
return
selectedCategory = self._categoryModel.get_value(iter, 0)
self._switch_category(selectedCategory)
except Exception:
_moduleLogger.exception("_on_click_category")
def _on_click_unit(self, *args):
try:
selected, iter = self._unitsView.get_selection().get_selected()
selected_unit = selected.get_value(iter, self.UNITS_NAME_IDX)
unit_spec = self._unitDataInCategory[selected_unit]
showSymbol = False
if self._unitName.get_text() != selected_unit:
self._previousUnitName.set_text(self._unitName.get_text())
self._previousUnitValue.set_text(self._unitValue.get_text())
self._previousUnitSymbol.set_text(self._unitSymbol.get_text())
if self._unitSymbol.get_text():
showSymbol = True
self._unitName.set_text(selected_unit)
self._unitValue.set_text(selected.get_value(iter, self.UNITS_VALUE_IDX))
buffer = self._unitDescription.get_buffer()
buffer.set_text(unit_spec[2])
self._unitSymbol.set_text(unit_spec[1]) # put units into label text
if unit_spec[1]:
showSymbol = True
else:
showSymbol = False
if showSymbol:
self._unitSymbol.show()
self._previousUnitSymbol.show()
else:
self._unitSymbol.hide()
self._previousUnitSymbol.hide()
if self._unitValue.get_text() == '':
if self._selectedCategoryName == "Computer Numbers":
self._unitValue.set_text("0")
else:
self._unitValue.set_text("0.0")
self._defaultUnitForCategory[self._selectedCategoryName] = [
self._unitName.get_text(), self._previousUnitName.get_text()
]
# select the text so user can start typing right away
self._unitValue.grab_focus()
self._unitValue.select_region(0, -1)
except Exception:
_moduleLogger.exception("_on_click_unit")
def _on_unit_value_changed(self, *args):
try:
if self._unitName.get_text() == '':
return
if not self._unitValue.is_focus():
return
#retrieve the conversion function and value from the selected unit
value = self._sanitize_value(self._unitValue.get_text())
func, arg = self._unitDataInCategory[self._unitName.get_text()][0]
base = func.to_base(value, arg)
#point to the first row
for row in self._unitModel:
func, arg = self._unitDataInCategory[row[self.UNITS_NAME_IDX]][0]
newValue = func.from_base(base, arg)
newValueDisplay = str(newValue)
integerDisplay, fractionalDisplay = split_number(newValue)
row[self.UNITS_VALUE_IDX] = newValueDisplay
row[self.UNITS_INTEGER_IDX] = integerDisplay
row[self.UNITS_FRACTION_IDX] = fractionalDisplay
# Update the secondary unit entry
if self._previousUnitName.get_text() != '':
func, arg = self._unitDataInCategory[self._previousUnitName.get_text()][0]
self._previousUnitValue.set_text(str(func.from_base(base, arg, )))
self._sortedUnitModel.sort_column_changed()
self._refresh_columns()
except Exception:
_moduleLogger.exception("_on_unit_value_changed")
def _on_previous_unit_value_changed(self, *args):
try:
if self._previousUnitName.get_text() == '':
return
if not self._previousUnitValue.is_focus():
return
#retrieve the conversion function and value from the selected unit
value = self._sanitize_value(self._previousUnitValue.get_text())
func, arg = self._unitDataInCategory[self._previousUnitName.get_text()][0]
base = func.to_base(value, arg)
#point to the first row
for row in self._unitModel:
func, arg = self._unitDataInCategory[row[self.UNITS_NAME_IDX]][0]
newValue = func.from_base(base, arg)
newValueDisplay = str(newValue)
integerDisplay, fractionalDisplay = split_number(newValue)
row[self.UNITS_VALUE_IDX] = newValueDisplay
row[self.UNITS_INTEGER_IDX] = integerDisplay
row[self.UNITS_FRACTION_IDX] = fractionalDisplay
# Update the primary unit entry
func, arg = self._unitDataInCategory[self._unitName.get_text()][0]
self._unitValue.set_text(str(func.from_base(base, arg, )))
self._sortedUnitModel.sort_column_changed()
self._refresh_columns()
except Exception:
_moduleLogger.exception("_on_previous_unit_value_changed")
def _on_about_clicked(self, a):
dlg = gtk.AboutDialog()
dlg.set_name(constants.__pretty_app_name__)
dlg.set_version("%s-%d" % (constants.__version__, constants.__build__))
dlg.set_copyright("Copyright 2009 - GPL")
dlg.set_comments("")
dlg.set_website("http://unihedron.com/projects/gonvert/gonvert.php")
dlg.set_authors(["Anthony Tekatch ", "Ed Page (Blame him for the most recent bugs)"])
dlg.run()
dlg.destroy()
def _on_user_exit(self, *args):
try:
self._save_settings()
except Exception:
_moduleLogger.exception("_on_user_exit")
finally:
gtk.main_quit()
def run_gonvert():
gtk.gdk.threads_init()
if hildonize.IS_HILDON_SUPPORTED:
gtk.set_application_name(constants.__pretty_app_name__)
handle = Gonvert()
if not PROFILE_STARTUP:
gtk.main()
if __name__ == "__main__":
logging.basicConfig(level = logging.DEBUG)
try:
os.makedirs(constants._data_path_)
except OSError, e:
if e.errno != 17:
raise
run_gonvert()