4 from __future__ import with_statement
30 _moduleLogger = logging.getLogger("gonvert_glade")
31 PROFILE_STARTUP = False
32 FORCE_HILDON_LIKE = False
34 if gettext is not None:
35 gettext.bindtextdomain('gonvert', '/usr/share/locale')
36 gettext.textdomain('gonvert')
39 def change_menu_label(widgets, labelname, newtext):
40 item_label = widgets.get_widget(labelname).get_children()[0]
41 item_label.set_text(newtext)
44 def split_number(number):
46 fractional, integer = math.modf(number)
48 integerDisplay = number
49 fractionalDisplay = ""
51 integerDisplay = str(integer)
52 fractionalDisplay = str(fractional)
53 if "e+" in integerDisplay:
54 integerDisplay = number
55 fractionalDisplay = ""
56 elif "e-" in fractionalDisplay and 0.0 < integer:
57 integerDisplay = number
58 fractionalDisplay = ""
59 elif "e-" in fractionalDisplay:
61 fractionalDisplay = number
63 integerDisplay = integerDisplay.split(".", 1)[0] + "."
64 fractionalDisplay = fractionalDisplay.rsplit(".", 1)[-1]
66 return integerDisplay, fractionalDisplay
69 class Gonvert(object):
72 os.path.join(os.path.dirname(__file__), "gonvert.glade"),
73 os.path.join(os.path.dirname(__file__), "../data/gonvert.glade"),
74 os.path.join(os.path.dirname(__file__), "../lib/gonvert.glade"),
75 '/usr/share/gonvert/gonvert.glade',
76 '/usr/lib/gonvert/gonvert.glade',
83 UNITS_FRACTION_IDX = 4
86 self._unitDataInCategory = None
87 self._unit_sort_direction = False
88 self._value_sort_direction = False
89 self._units_sort_direction = False
90 self._isFullScreen = False
91 self._clipboard = gtk.clipboard_get()
93 self._find_result = [] # empty find result list
94 self._findIndex = 0 # default to find result number zero
96 self._selectedCategoryName = '' # preset to no selected category
97 self._defaultUnitForCategory = {} # empty dictionary for later use
99 #check to see if glade file is in current directory (user must be
100 # running from download untar directory)
101 for gladePath in self._glade_files:
102 if os.path.isfile(gladePath):
103 homepath = os.path.dirname(gladePath)
104 pixmapspath = "/".join((homepath, "pixmaps"))
105 widgets = gtk.glade.XML(gladePath)
108 _moduleLogger.error("UI Descriptor not found!")
112 self._mainWindow = widgets.get_widget('mainWindow')
113 self._app = hildonize.get_app_class()()
114 self._mainWindow = hildonize.hildonize_window(self._app, self._mainWindow)
116 change_menu_label(widgets, 'fileMenuItem', _('File'))
117 change_menu_label(widgets, 'exitMenuItem', _('Exit'))
118 change_menu_label(widgets, 'helpMenuItem', _('Help'))
119 change_menu_label(widgets, 'aboutMenuItem', _('About'))
120 change_menu_label(widgets, 'findButton', _('Find'))
122 self._categorySelectionButton = widgets.get_widget("categorySelectionButton")
123 self._categoryView = widgets.get_widget('categoryView')
125 self._unitsView = widgets.get_widget('unitsView')
126 self._unitsView.set_property('rules_hint', 1)
127 self._unitsView_selection = self._unitsView.get_selection()
129 self._unitName = widgets.get_widget('unitName')
130 self._unitValue = widgets.get_widget('unitValue')
131 self._previousUnitName = widgets.get_widget('previousUnitName')
132 self._previousUnitValue = widgets.get_widget('previousUnitValue')
134 self._unitSymbol = widgets.get_widget('unitSymbol')
135 self._previousUnitSymbol = widgets.get_widget('previousUnitSymbol')
137 self._unitDescription = widgets.get_widget('unitDescription')
139 self._searchLayout = widgets.get_widget('searchLayout')
140 self._searchLayout.hide()
141 self._findEntry = widgets.get_widget('findEntry')
142 self._findLabel = widgets.get_widget('findLabel')
143 self._findButton = widgets.get_widget('findButton')
145 self._unitsNameRenderer = gtk.CellRendererText()
146 self._unitsNameRenderer.set_property("scale", 0.75)
147 if FORCE_HILDON_LIKE:
148 self._unitsNameRenderer.set_property("ellipsize", pango.ELLIPSIZE_END)
149 self._unitsNameRenderer.set_property("width-chars", 5)
150 self._unitNameColumn = gtk.TreeViewColumn(_('Name'), self._unitsNameRenderer)
151 self._unitNameColumn.set_property('resizable', True)
152 self._unitNameColumn.add_attribute(self._unitsNameRenderer, 'text', self.UNITS_NAME_IDX)
153 self._unitNameColumn.set_clickable(True)
154 self._unitNameColumn.connect("clicked", self._on_click_unit_column)
155 self._unitsView.append_column(self._unitNameColumn)
157 renderer = gtk.CellRendererText()
158 renderer.set_property("xalign", 1.0)
159 renderer.set_property("alignment", pango.ALIGN_RIGHT)
160 hildonize.set_cell_thumb_selectable(renderer)
161 self._unitIntegerColumn = gtk.TreeViewColumn(_('Value'), renderer)
162 self._unitIntegerColumn.set_property('resizable', True)
163 self._unitIntegerColumn.add_attribute(renderer, 'text', self.UNITS_INTEGER_IDX)
164 self._unitIntegerColumn.set_clickable(True)
165 self._unitIntegerColumn.connect("clicked", self._on_click_unit_column)
166 self._unitsView.append_column(self._unitIntegerColumn)
168 renderer = gtk.CellRendererText()
169 renderer.set_property("xalign", 0.0)
170 renderer.set_property("alignment", pango.ALIGN_LEFT)
171 renderer.set_property("scale", 0.75)
172 self._unitFractionalColumn = gtk.TreeViewColumn(_(''), renderer)
173 self._unitFractionalColumn.set_property('resizable', True)
174 self._unitFractionalColumn.add_attribute(renderer, 'text', self.UNITS_FRACTION_IDX)
175 self._unitFractionalColumn.set_clickable(True)
176 self._unitFractionalColumn.connect("clicked", self._on_click_unit_column)
177 self._unitsView.append_column(self._unitFractionalColumn)
179 renderer = gtk.CellRendererText()
180 renderer.set_property("ellipsize", pango.ELLIPSIZE_END)
181 #renderer.set_property("scale", 0.5)
182 self._unitSymbolColumn = gtk.TreeViewColumn(_('Units'), renderer)
183 self._unitSymbolColumn.set_property('resizable', True)
184 self._unitSymbolColumn.add_attribute(renderer, 'text', self.UNITS_SYMBOL_IDX)
185 self._unitSymbolColumn.set_clickable(True)
186 self._unitSymbolColumn.connect("clicked", self._on_click_unit_column)
187 self._unitsView.append_column(self._unitSymbolColumn)
189 self._unitModel = gtk.ListStore(
190 gobject.TYPE_STRING, # UNITS_NAME_IDX
191 gobject.TYPE_STRING, # UNITS_VALUE_IDX
192 gobject.TYPE_STRING, # UNITS_SYMBOL_IDX
193 gobject.TYPE_STRING, # UNITS_INTEGER_IDX
194 gobject.TYPE_STRING, # UNITS_FRACTION_IDX
196 self._sortedUnitModel = gtk.TreeModelSort(self._unitModel)
197 columns = self._get_column_sort_stuff()
198 for columnIndex, (column, sortDirection, col_cmp) in enumerate(columns):
199 self._sortedUnitModel.set_sort_func(columnIndex, col_cmp)
200 self._unitsView.set_model(self._sortedUnitModel)
202 #Insert a column into the category list even though the heading will not be seen
203 renderer = gtk.CellRendererText()
204 self._categoryColumn = gtk.TreeViewColumn('Title', renderer)
205 self._categoryColumn.set_property('resizable', 1)
206 self._categoryColumn.add_attribute(renderer, 'text', 0)
207 self._categoryView.append_column(self._categoryColumn)
209 self._categoryModel = gtk.ListStore(gobject.TYPE_STRING)
210 self._categoryView.set_model(self._categoryModel)
211 #colourize each row differently for easier reading
212 self._categoryView.set_property('rules_hint', 1)
214 #Populate the catagories list
215 for key in unit_data.UNIT_CATEGORIES:
217 self._categoryModel.append(row)
219 #--------- connections to GUI ----------------
220 self._mainWindow.connect("delete-event", self._on_user_exit)
221 self._mainWindow.connect("key-press-event", self._on_key_press)
222 self._mainWindow.connect("window-state-event", self._on_window_state_change)
223 self._categorySelectionButton.connect("clicked", self._on_category_selector_clicked)
224 self._categoryView.connect("cursor-changed", self._on_click_category)
225 self._findButton.connect("clicked", self._on_find_activate)
226 self._findEntry.connect("activate", self._on_find_activate)
227 self._findEntry.connect("changed", self._on_findEntry_changed)
228 self._previousUnitValue.connect("changed", self._on_previous_unit_value_changed)
229 self._unitValue.connect("changed", self._on_unit_value_changed)
230 self._unitsView.connect("cursor-changed", self._on_click_unit)
231 if hildonize.GTK_MENU_USED:
232 widgets.get_widget("aboutMenuItem").connect("activate", self._on_about_clicked)
233 widgets.get_widget("exitMenuItem").connect("activate", self._on_user_exit)
235 for scrollingWidgetName in (
236 "unitsViewScrolledWindow",
238 scrollingWidget = widgets.get_widget(scrollingWidgetName)
239 assert scrollingWidget is not None, scrollingWidgetName
240 hildonize.hildonize_scrollwindow_with_viewport(scrollingWidget)
242 if hildonize.IS_HILDON_SUPPORTED or FORCE_HILDON_LIKE:
243 self._categoryView.get_parent().hide()
244 self._unitsView.set_headers_visible(False)
245 self._previousUnitName.get_parent().hide()
246 self._unitDescription.get_parent().get_parent().hide()
248 self._categorySelectionButton.hide()
250 replacementButtons = []
251 menu = hildonize.hildonize_menu(
253 widgets.get_widget("mainMenuBar"),
257 if not hildonize.IS_HILDON_SUPPORTED:
258 _moduleLogger.info("No hildonization support")
260 hildonize.set_application_title(
261 self._mainWindow, "%s - Unit Conversion Utility" % constants.__pretty_app_name__
263 iconPath = pixmapspath + '/gonvert.png'
264 if os.path.exists(iconPath):
265 self._mainWindow.set_icon(gtk.gdk.pixbuf_new_from_file(iconPath))
267 _moduleLogger.warn("Error: Could not find gonvert icon: %s" % iconPath)
269 self._load_settings()
270 self._mainWindow.show()
272 def _load_settings(self):
273 #Restore window size from previously saved settings if it exists and is valid.
274 windowDatPath = "/".join((constants._data_path_, "window.dat"))
275 if os.path.exists(windowDatPath):
276 saved_window = pickle.load(open(windowDatPath, "r"))
278 a, b = saved_window['size']
282 self._mainWindow.resize(a, b)
284 #Restore selections from previously saved settings if it exists and is valid.
286 selectedCategoryName = unit_data.UNIT_CATEGORIES[0]
287 selectionsDatPath = "/".join((constants._data_path_, "selections.dat"))
288 if os.path.exists(selectionsDatPath):
289 selections = pickle.load(open(selectionsDatPath, 'r'))
291 self._defaultUnitForCategory = selections['selected_units']
296 selectedCategoryName = selections['selected_category']
301 categoryIndex = unit_data.UNIT_CATEGORIES.index(selectedCategoryName)
303 _moduleLogger.warn("Unknown category: %s" % selectedCategoryName)
305 self._categorySelectionButton.get_child().set_markup("<big>%s</big>" % selectedCategoryName)
306 self._categoryView.set_cursor(categoryIndex, self._categoryColumn, False)
307 self._categoryView.grab_focus()
309 self._select_default_unit()
311 def _save_settings(self):
313 This routine saves the selections to a file, and
314 should therefore only be called when exiting the program.
316 Update selections dictionary which consists of the following keys:
317 'self._selectedCategoryName': full name of selected category
318 'self._defaultUnitForCategory': self._defaultUnitForCategory dictionary which contains:
319 [categoryname: #1 displayed unit, #2 displayed unit]
321 #Determine the contents of the selected category row
322 selected, iter = self._categoryView.get_selection().get_selected()
323 self._selectedCategoryName = self._categoryModel.get_value(iter, 0)
326 'selected_category': self._selectedCategoryName,
327 'selected_units': self._defaultUnitForCategory
329 selectionsDatPath = "/".join((constants._data_path_, "selections.dat"))
330 pickle.dump(selections, open(selectionsDatPath, 'w'))
332 #Get last size of app and save it
334 'size': self._mainWindow.get_size()
336 windowDatPath = "/".join((constants._data_path_, "window.dat"))
337 pickle.dump(window_settings, open(windowDatPath, 'w'))
339 def _refresh_columns(self):
340 self._unitsView.remove_column(self._unitNameColumn)
341 self._unitsView.remove_column(self._unitIntegerColumn)
342 self._unitsView.remove_column(self._unitFractionalColumn)
343 self._unitsView.remove_column(self._unitSymbolColumn)
345 self._unitsView.append_column(self._unitNameColumn)
346 self._unitsView.append_column(self._unitIntegerColumn)
347 self._unitsView.append_column(self._unitFractionalColumn)
348 self._unitsView.append_column(self._unitSymbolColumn)
350 def _clear_find(self):
351 # switch to "new find" state
352 self._find_result = []
355 # Clear our user message
356 self._findLabel.set_text('')
358 def _find_first(self):
359 assert len(self._find_result) == 0
360 assert self._findIndex == 0
361 findString = self._findEntry.get_text().strip().lower()
365 # Gather info on all the matching units from all categories
366 for catIndex, category in enumerate(unit_data.UNIT_CATEGORIES):
367 units = unit_data.get_units(category)
368 for unitIndex, unit in enumerate(units):
369 loweredUnit = unit.lower()
370 if loweredUnit in findString or findString in loweredUnit:
371 self._find_result.append((category, unit, catIndex, unitIndex))
373 def _update_find_selection(self):
374 assert 0 < len(self._find_result)
376 #check if next find is in a new category (prevent category changes when unnecessary
377 searchCategoryName = self._find_result[self._findIndex][0]
378 if self._selectedCategoryName != searchCategoryName:
379 self._categorySelectionButton.get_child().set_markup("<big>%s</big>" % searchCategoryName)
380 self._categoryView.set_cursor(
381 self._find_result[self._findIndex][2], self._categoryColumn, False
384 self._unitsView.set_cursor(
385 self._find_result[self._findIndex][3], self._unitNameColumn, True
388 def _find_next(self):
389 if len(self._find_result) == 0:
392 if self._findIndex == len(self._find_result)-1:
397 if not self._find_result:
398 self._findLabel.set_text('Text not found')
400 self._update_find_selection()
401 resultsLeft = len(self._find_result) - self._findIndex - 1
402 self._findLabel.set_text(
403 '%s result(s) left' % (resultsLeft, )
406 def _find_previous(self):
407 if len(self._find_result) == 0:
410 if self._findIndex == 0:
411 self._findIndex = len(self._find_result)-1
415 if not self._find_result:
416 self._findLabel.set_text('Text not found')
418 self._update_find_selection()
419 resultsLeft = len(self._find_result) - self._findIndex - 1
420 self._findLabel.set_text(
421 '%s result(s) left' % (resultsLeft, )
424 def _toggle_find(self):
425 if self._searchLayout.get_property("visible"):
426 self._searchLayout.hide()
427 self._unitsView.grab_focus()
429 self._searchLayout.show()
430 self._findEntry.grab_focus()
432 def _unit_model_cmp(self, sortedModel, leftItr, rightItr):
433 leftUnitText = self._unitModel.get_value(leftItr, self.UNITS_NAME_IDX)
434 rightUnitText = self._unitModel.get_value(rightItr, self.UNITS_NAME_IDX)
435 return cmp(leftUnitText, rightUnitText)
437 def _symbol_model_cmp(self, sortedModel, leftItr, rightItr):
438 leftSymbolText = self._unitModel.get_value(leftItr, self.UNITS_SYMBOL_IDX)
439 rightSymbolText = self._unitModel.get_value(rightItr, self.UNITS_SYMBOL_IDX)
440 return cmp(leftSymbolText, rightSymbolText)
442 def _value_model_cmp(self, sortedModel, leftItr, rightItr):
443 #special sorting exceptions for ascii values (instead of float values)
444 if self._selectedCategoryName == "Computer Numbers":
445 leftValue = self._unitModel.get_value(leftItr, self.UNITS_VALUE_IDX)
446 rightValue = self._unitModel.get_value(rightItr, self.UNITS_VALUE_IDX)
448 leftValueText = self._unitModel.get_value(leftItr, self.UNITS_VALUE_IDX)
449 leftValue = float(leftValueText) if leftValueText else 0.0
451 rightValueText = self._unitModel.get_value(rightItr, self.UNITS_VALUE_IDX)
452 rightValue = float(rightValueText) if rightValueText else 0.0
453 return cmp(leftValue, rightValue)
455 def _get_column_sort_stuff(self):
457 (self._unitNameColumn, "_unit_sort_direction", self._unit_model_cmp),
458 (self._unitIntegerColumn, "_value_sort_direction", self._value_model_cmp),
459 (self._unitFractionalColumn, "_value_sort_direction", self._value_model_cmp),
460 (self._unitSymbolColumn, "_units_sort_direction", self._symbol_model_cmp),
464 def _switch_category(self, category):
465 self._selectedCategoryName = category
466 self._unitDataInCategory = unit_data.UNIT_DESCRIPTIONS[self._selectedCategoryName]
468 #Fill up the units descriptions and clear the value cells
469 self._clear_visible_unit_data()
471 for key in unit_data.get_units(self._selectedCategoryName):
472 row = key, '0.0', self._unitDataInCategory[key][1], '0.', '0'
473 self._unitModel.append(row)
474 nameLength = max(nameLength, len(key))
475 self._sortedUnitModel.sort_column_changed()
477 if FORCE_HILDON_LIKE:
478 maxCatCharWidth = int(nameLength * 0.75)
479 maxCharWidth = int(len("nibble | hexit | quadbit") * 0.75)
480 charWidth = min(maxCatCharWidth, maxCharWidth)
481 self._unitsNameRenderer.set_property("width-chars", charWidth)
483 self._select_default_unit()
485 def _clear_visible_unit_data(self):
486 self._unitDescription.get_buffer().set_text("")
487 self._unitName.set_text('')
488 self._unitValue.set_text('')
489 self._unitSymbol.set_text('')
491 self._previousUnitName.set_text('')
492 self._previousUnitValue.set_text('')
493 self._previousUnitSymbol.set_text('')
495 self._unitModel.clear()
497 def _select_default_unit(self):
498 # Restore the previous historical settings of previously selected units
499 # in this newly selected category
500 defaultPrimary = unit_data.get_base_unit(self._selectedCategoryName)
501 defaultSecondary = ""
502 if self._selectedCategoryName in self._defaultUnitForCategory:
503 if self._defaultUnitForCategory[self._selectedCategoryName][0]:
504 defaultPrimary = self._defaultUnitForCategory[self._selectedCategoryName][0]
505 if self._defaultUnitForCategory[self._selectedCategoryName][1]:
506 defaultSecondary = self._defaultUnitForCategory[self._selectedCategoryName][1]
508 units = unit_data.get_units(self._selectedCategoryName)
510 #Restore oldest selection first.
513 unitIndex = units.index(defaultPrimary)
516 self._unitsView.set_cursor(unitIndex, self._unitNameColumn, True)
518 #Restore newest selection second.
521 unitIndex = units.index(defaultSecondary)
524 self._unitsView.set_cursor(unitIndex, self._unitNameColumn, True)
526 # select the text so user can start typing right away
527 self._unitValue.grab_focus()
528 self._unitValue.select_region(0, -1)
530 def _sanitize_value(self, userEntry):
531 if self._selectedCategoryName == "Computer Numbers":
540 value = float(userEntry)
543 def _on_key_press(self, widget, event, *args):
545 @note Hildon specific
547 RETURN_TYPES = (gtk.keysyms.Return, gtk.keysyms.ISO_Enter, gtk.keysyms.KP_Enter)
550 event.keyval == gtk.keysyms.F6 or
551 event.keyval in RETURN_TYPES and event.get_state() & gtk.gdk.CONTROL_MASK
553 if self._isFullScreen:
554 self._mainWindow.unfullscreen()
556 self._mainWindow.fullscreen()
557 elif event.keyval == gtk.keysyms.f and event.get_state() & gtk.gdk.CONTROL_MASK:
559 elif event.keyval == gtk.keysyms.p and event.get_state() & gtk.gdk.CONTROL_MASK:
560 self._find_previous()
561 elif event.keyval == gtk.keysyms.n and event.get_state() & gtk.gdk.CONTROL_MASK:
563 elif event.keyval == ord("l") and event.get_state() & gtk.gdk.CONTROL_MASK:
564 with open(constants._user_logpath_, "r") as f:
565 logLines = f.xreadlines()
566 log = "".join(logLines)
567 self._clipboard.set_text(str(log))
569 _moduleLogger.exception("_on_key_press")
571 def _on_window_state_change(self, widget, event, *args):
573 @note Hildon specific
576 if event.new_window_state & gtk.gdk.WINDOW_STATE_FULLSCREEN:
577 self._isFullScreen = True
579 self._isFullScreen = False
581 _moduleLogger.exception("_on_window_state_change")
583 def _on_findEntry_changed(self, *args):
585 Clear out find results since the user wants to look for something new
590 _moduleLogger.exception("_on_findEntry_changed")
592 def _on_find_activate(self, *args):
595 self._findButton.grab_focus()
597 _moduleLogger.exception("_on_find_activate")
599 def _on_click_unit_column(self, col):
601 Sort the contents of the col when the user clicks on the title.
604 #Determine which column requires sorting
605 columns = self._get_column_sort_stuff()
606 for columnIndex, (maybeCol, directionName, col_cmp) in enumerate(columns):
608 direction = getattr(self, directionName)
609 gtkDirection = gtk.SORT_ASCENDING if direction else gtk.SORT_DESCENDING
612 self._sortedUnitModel.set_sort_column_id(columnIndex, gtkDirection)
614 # set the visual for sorting
615 col.set_sort_indicator(True)
616 col.set_sort_order(not direction)
618 setattr(self, directionName, not direction)
621 maybeCol.set_sort_indicator(False)
623 assert False, "Unknown column: %s" % (col.get_title(), )
625 _moduleLogger.exception("_on_click_unit_column")
627 def _on_category_selector_clicked(self, *args):
629 currenntIndex = unit_data.UNIT_CATEGORIES.index(self._selectedCategoryName)
630 newIndex = hildonize.touch_selector(
633 unit_data.UNIT_CATEGORIES,
637 selectedCategoryName = unit_data.UNIT_CATEGORIES[newIndex]
638 self._categorySelectionButton.set_label(selectedCategoryName)
639 self._categoryView.set_cursor(newIndex, self._categoryColumn, False)
640 self._categoryView.grab_focus()
642 _moduleLogger.exception("_on_category_selector_clicked")
644 def _on_click_category(self, *args):
646 selected, iter = self._categoryView.get_selection().get_selected()
648 # User is typing in an invalid string, not selecting any category
650 selectedCategory = self._categoryModel.get_value(iter, 0)
651 self._switch_category(selectedCategory)
653 _moduleLogger.exception("_on_click_category")
655 def _on_click_unit(self, *args):
657 selected, iter = self._unitsView.get_selection().get_selected()
658 selected_unit = selected.get_value(iter, self.UNITS_NAME_IDX)
659 unit_spec = self._unitDataInCategory[selected_unit]
663 if self._unitName.get_text() != selected_unit:
664 self._previousUnitName.set_text(self._unitName.get_text())
665 self._previousUnitValue.set_text(self._unitValue.get_text())
666 self._previousUnitSymbol.set_text(self._unitSymbol.get_text())
667 if self._unitSymbol.get_text():
670 self._unitName.set_text(selected_unit)
671 self._unitValue.set_text(selected.get_value(iter, self.UNITS_VALUE_IDX))
672 buffer = self._unitDescription.get_buffer()
673 buffer.set_text(unit_spec[2])
674 self._unitSymbol.set_text(unit_spec[1]) # put units into label text
681 self._unitSymbol.show()
682 self._previousUnitSymbol.show()
684 self._unitSymbol.hide()
685 self._previousUnitSymbol.hide()
687 if self._unitValue.get_text() == '':
688 if self._selectedCategoryName == "Computer Numbers":
689 self._unitValue.set_text("0")
691 self._unitValue.set_text("0.0")
693 self._defaultUnitForCategory[self._selectedCategoryName] = [
694 self._unitName.get_text(), self._previousUnitName.get_text()
697 # select the text so user can start typing right away
698 self._unitValue.grab_focus()
699 self._unitValue.select_region(0, -1)
701 _moduleLogger.exception("_on_click_unit")
703 def _on_unit_value_changed(self, *args):
705 if self._unitName.get_text() == '':
707 if not self._unitValue.is_focus():
710 #retrieve the conversion function and value from the selected unit
711 value = self._sanitize_value(self._unitValue.get_text())
712 func, arg = self._unitDataInCategory[self._unitName.get_text()][0]
713 base = func.to_base(value, arg)
715 #point to the first row
716 for row in self._unitModel:
717 func, arg = self._unitDataInCategory[row[self.UNITS_NAME_IDX]][0]
718 newValue = func.from_base(base, arg)
720 newValueDisplay = str(newValue)
721 integerDisplay, fractionalDisplay = split_number(newValue)
723 row[self.UNITS_VALUE_IDX] = newValueDisplay
724 row[self.UNITS_INTEGER_IDX] = integerDisplay
725 row[self.UNITS_FRACTION_IDX] = fractionalDisplay
727 # Update the secondary unit entry
728 if self._previousUnitName.get_text() != '':
729 func, arg = self._unitDataInCategory[self._previousUnitName.get_text()][0]
730 self._previousUnitValue.set_text(str(func.from_base(base, arg, )))
732 self._sortedUnitModel.sort_column_changed()
733 self._refresh_columns()
735 _moduleLogger.exception("_on_unit_value_changed")
737 def _on_previous_unit_value_changed(self, *args):
739 if self._previousUnitName.get_text() == '':
741 if not self._previousUnitValue.is_focus():
744 #retrieve the conversion function and value from the selected unit
745 value = self._sanitize_value(self._previousUnitValue.get_text())
746 func, arg = self._unitDataInCategory[self._previousUnitName.get_text()][0]
747 base = func.to_base(value, arg)
749 #point to the first row
750 for row in self._unitModel:
751 func, arg = self._unitDataInCategory[row[self.UNITS_NAME_IDX]][0]
752 newValue = func.from_base(base, arg)
754 newValueDisplay = str(newValue)
755 integerDisplay, fractionalDisplay = split_number(newValue)
757 row[self.UNITS_VALUE_IDX] = newValueDisplay
758 row[self.UNITS_INTEGER_IDX] = integerDisplay
759 row[self.UNITS_FRACTION_IDX] = fractionalDisplay
761 # Update the primary unit entry
762 func, arg = self._unitDataInCategory[self._unitName.get_text()][0]
763 self._unitValue.set_text(str(func.from_base(base, arg, )))
765 self._sortedUnitModel.sort_column_changed()
766 self._refresh_columns()
768 _moduleLogger.exception("_on_previous_unit_value_changed")
770 def _on_about_clicked(self, a):
771 dlg = gtk.AboutDialog()
772 dlg.set_name(constants.__pretty_app_name__)
773 dlg.set_version("%s-%d" % (constants.__version__, constants.__build__))
774 dlg.set_copyright("Copyright 2009 - GPL")
776 dlg.set_website("http://unihedron.com/projects/gonvert/gonvert.php")
777 dlg.set_authors(["Anthony Tekatch <anthony@unihedron.com>", "Ed Page <edpage@byu.net>"])
781 def _on_user_exit(self, *args):
783 self._save_settings()
785 _moduleLogger.exception("_on_user_exit")
791 gtk.gdk.threads_init()
792 if hildonize.IS_HILDON_SUPPORTED:
793 gtk.set_application_name(constants.__pretty_app_name__)
795 if not PROFILE_STARTUP:
799 if __name__ == "__main__":
800 logging.basicConfig(level = logging.DEBUG)
802 os.makedirs(constants._data_path_)