4 from __future__ import with_statement
31 _moduleLogger = logging.getLogger("gonvert_glade")
33 if gettext is not None:
34 gettext.bindtextdomain('gonvert', '/usr/share/locale')
35 gettext.textdomain('gonvert')
38 def change_menu_label(widgets, labelname, newtext):
39 item_label = widgets.get_widget(labelname).get_children()[0]
40 item_label.set_text(newtext)
43 def split_number(number):
45 fractional, integer = math.modf(number)
47 integerDisplay = number
48 fractionalDisplay = ""
50 integerDisplay = str(integer)
51 fractionalDisplay = str(fractional)
52 if "e+" in integerDisplay:
53 integerDisplay = number
54 fractionalDisplay = ""
55 elif "e-" in fractionalDisplay and 0.0 < integer:
56 integerDisplay = number
57 fractionalDisplay = ""
58 elif "e-" in fractionalDisplay:
60 fractionalDisplay = number
62 integerDisplay = integerDisplay.split(".", 1)[0] + "."
63 fractionalDisplay = fractionalDisplay.rsplit(".", 1)[-1]
65 return integerDisplay, fractionalDisplay
68 class Gonvert(object):
71 os.path.join(os.path.dirname(__file__), "gonvert.glade"),
72 os.path.join(os.path.dirname(__file__), "../data/gonvert.glade"),
73 os.path.join(os.path.dirname(__file__), "../lib/gonvert.glade"),
74 '/usr/share/gonvert/gonvert.glade',
75 '/usr/lib/gonvert/gonvert.glade',
82 UNITS_FRACTION_IDX = 4
85 self._unitDataInCategory = None
86 self._unit_sort_direction = False
87 self._value_sort_direction = False
88 self._units_sort_direction = False
89 self._isFullScreen = False
90 self._clipboard = gtk.clipboard_get()
92 self._find_result = [] # empty find result list
93 self._findIndex = 0 # default to find result number zero
95 self._selectedCategoryName = '' # preset to no selected category
96 self._defaultUnitForCategory = {} # empty dictionary for later use
98 #check to see if glade file is in current directory (user must be
99 # running from download untar directory)
100 for gladePath in self._glade_files:
101 if os.path.isfile(gladePath):
102 homepath = os.path.dirname(gladePath)
103 pixmapspath = "/".join((homepath, "pixmaps"))
104 widgets = gtk.glade.XML(gladePath)
107 _moduleLogger.error("UI Descriptor not found!")
111 self._mainWindow = widgets.get_widget('mainWindow')
112 self._app = hildonize.get_app_class()()
113 self._mainWindow = hildonize.hildonize_window(self._app, self._mainWindow)
115 change_menu_label(widgets, 'fileMenuItem', _('File'))
116 change_menu_label(widgets, 'exitMenuItem', _('Exit'))
117 change_menu_label(widgets, 'helpMenuItem', _('Help'))
118 change_menu_label(widgets, 'aboutMenuItem', _('About'))
119 change_menu_label(widgets, 'findButton', _('Find'))
121 self._categorySelectionButton = widgets.get_widget("categorySelectionButton")
122 self._categoryView = widgets.get_widget('categoryView')
124 self._unitsView = widgets.get_widget('unitsView')
125 self._unitsView.set_property('rules_hint', 1)
126 self._unitsView_selection = self._unitsView.get_selection()
128 self._unitName = widgets.get_widget('unitName')
129 self._unitValue = widgets.get_widget('unitValue')
130 self._previousUnitName = widgets.get_widget('previousUnitName')
131 self._previousUnitValue = widgets.get_widget('previousUnitValue')
133 self._unitSymbol = widgets.get_widget('unitSymbol')
134 self._previousUnitSymbol = widgets.get_widget('previousUnitSymbol')
136 self._unitDescription = widgets.get_widget('unitDescription')
138 self._searchLayout = widgets.get_widget('searchLayout')
139 self._searchLayout.hide()
140 self._findEntry = widgets.get_widget('findEntry')
141 self._findLabel = widgets.get_widget('findLabel')
142 self._findButton = widgets.get_widget('findButton')
144 self._unitsNameRenderer = gtk.CellRendererText()
145 self._unitsNameRenderer.set_property("scale", 0.75)
146 if constants.FORCE_HILDON_LIKE:
147 self._unitsNameRenderer.set_property("ellipsize", pango.ELLIPSIZE_END)
148 self._unitsNameRenderer.set_property("width-chars", 5)
149 self._unitNameColumn = gtk.TreeViewColumn(_('Name'), self._unitsNameRenderer)
150 self._unitNameColumn.set_property('resizable', True)
151 self._unitNameColumn.add_attribute(self._unitsNameRenderer, 'text', self.UNITS_NAME_IDX)
152 self._unitNameColumn.set_clickable(True)
153 self._unitNameColumn.connect("clicked", self._on_click_unit_column)
154 self._unitsView.append_column(self._unitNameColumn)
156 renderer = gtk.CellRendererText()
157 renderer.set_property("xalign", 1.0)
158 renderer.set_property("alignment", pango.ALIGN_RIGHT)
159 hildonize.set_cell_thumb_selectable(renderer)
160 self._unitIntegerColumn = gtk.TreeViewColumn(_('Value'), renderer)
161 self._unitIntegerColumn.set_property('resizable', True)
162 self._unitIntegerColumn.add_attribute(renderer, 'text', self.UNITS_INTEGER_IDX)
163 self._unitIntegerColumn.set_clickable(True)
164 self._unitIntegerColumn.connect("clicked", self._on_click_unit_column)
165 self._unitsView.append_column(self._unitIntegerColumn)
167 renderer = gtk.CellRendererText()
168 renderer.set_property("xalign", 0.0)
169 renderer.set_property("alignment", pango.ALIGN_LEFT)
170 renderer.set_property("scale", 0.75)
171 self._unitFractionalColumn = gtk.TreeViewColumn(_(''), renderer)
172 self._unitFractionalColumn.set_property('resizable', True)
173 self._unitFractionalColumn.add_attribute(renderer, 'text', self.UNITS_FRACTION_IDX)
174 self._unitFractionalColumn.set_clickable(True)
175 self._unitFractionalColumn.connect("clicked", self._on_click_unit_column)
176 self._unitsView.append_column(self._unitFractionalColumn)
178 renderer = gtk.CellRendererText()
179 renderer.set_property("ellipsize", pango.ELLIPSIZE_END)
180 #renderer.set_property("scale", 0.5)
181 self._unitSymbolColumn = gtk.TreeViewColumn(_('Units'), renderer)
182 self._unitSymbolColumn.set_property('resizable', True)
183 self._unitSymbolColumn.add_attribute(renderer, 'text', self.UNITS_SYMBOL_IDX)
184 self._unitSymbolColumn.set_clickable(True)
185 self._unitSymbolColumn.connect("clicked", self._on_click_unit_column)
186 self._unitsView.append_column(self._unitSymbolColumn)
188 self._unitModel = gtk.ListStore(
189 gobject.TYPE_STRING, # UNITS_NAME_IDX
190 gobject.TYPE_STRING, # UNITS_VALUE_IDX
191 gobject.TYPE_STRING, # UNITS_SYMBOL_IDX
192 gobject.TYPE_STRING, # UNITS_INTEGER_IDX
193 gobject.TYPE_STRING, # UNITS_FRACTION_IDX
195 self._sortedUnitModel = gtk.TreeModelSort(self._unitModel)
196 columns = self._get_column_sort_stuff()
197 for columnIndex, (column, sortDirection, col_cmp) in enumerate(columns):
198 self._sortedUnitModel.set_sort_func(columnIndex, col_cmp)
199 self._unitsView.set_model(self._sortedUnitModel)
201 #Insert a column into the category list even though the heading will not be seen
202 renderer = gtk.CellRendererText()
203 self._categoryColumn = gtk.TreeViewColumn('Title', renderer)
204 self._categoryColumn.set_property('resizable', 1)
205 self._categoryColumn.add_attribute(renderer, 'text', 0)
206 self._categoryView.append_column(self._categoryColumn)
208 self._categoryModel = gtk.ListStore(gobject.TYPE_STRING)
209 self._categoryView.set_model(self._categoryModel)
210 #colourize each row differently for easier reading
211 self._categoryView.set_property('rules_hint', 1)
213 #Populate the catagories list
214 for key in unit_data.UNIT_CATEGORIES:
216 self._categoryModel.append(row)
218 #--------- connections to GUI ----------------
219 self._mainWindow.connect("destroy", self._on_user_exit)
220 self._mainWindow.connect("key-press-event", self._on_key_press)
221 self._mainWindow.connect("window-state-event", self._on_window_state_change)
222 self._categorySelectionButton.connect("clicked", self._on_category_selector_clicked)
223 self._categoryView.connect("cursor-changed", self._on_click_category)
224 self._findButton.connect("clicked", self._on_find_activate)
225 self._findEntry.connect("activate", self._on_find_activate)
226 self._findEntry.connect("changed", self._on_findEntry_changed)
227 self._previousUnitValue.connect("changed", self._on_previous_unit_value_changed)
228 self._unitValue.connect("changed", self._on_unit_value_changed)
229 self._unitValue.connect("key-press-event", self._on_browse_key_press)
230 self._unitsView.connect("cursor-changed", self._on_click_unit)
231 self._unitsView.connect("key-press-event", self._on_browse_key_press)
232 if hildonize.GTK_MENU_USED:
233 widgets.get_widget("aboutMenuItem").connect("activate", self._on_about_clicked)
234 widgets.get_widget("searchMenuItem").connect("activate", self._on_toggle_search)
235 widgets.get_widget("exitMenuItem").connect("activate", self._on_user_exit)
237 for scrollingWidgetName in (
238 "unitsViewScrolledWindow",
240 scrollingWidget = widgets.get_widget(scrollingWidgetName)
241 assert scrollingWidget is not None, scrollingWidgetName
242 hildonize.hildonize_scrollwindow(scrollingWidget)
244 if hildonize.IS_HILDON_SUPPORTED or constants.FORCE_HILDON_LIKE:
245 self._categoryView.get_parent().hide()
246 self._unitsView.set_headers_visible(False)
247 self._previousUnitName.get_parent().hide()
248 self._unitDescription.get_parent().get_parent().hide()
250 self._categorySelectionButton.hide()
252 menu = hildonize.hildonize_menu(
254 widgets.get_widget("mainMenuBar"),
256 if not hildonize.GTK_MENU_USED:
257 button = gtk.Button("Search")
258 button.connect("clicked", self._on_toggle_search)
261 button = hildonize.hildon.GtkRadioButton(gtk.HILDON_SIZE_AUTO, None)
262 button.set_label("Name")
263 menu.add_filter(button)
264 button.connect("clicked", self._on_click_menu_filter, self._unitNameColumn)
265 button.set_mode(False)
268 button = hildonize.hildon.GtkRadioButton(gtk.HILDON_SIZE_AUTO, filterGroup)
269 button.set_label("Value")
270 menu.add_filter(button)
271 button.connect("clicked", self._on_click_menu_filter, self._unitIntegerColumn)
272 button.set_mode(False)
274 button = hildonize.hildon.GtkRadioButton(gtk.HILDON_SIZE_AUTO, filterGroup)
275 button.set_label("Unit")
276 menu.add_filter(button)
277 button.connect("clicked", self._on_click_menu_filter, self._unitSymbolColumn)
278 button.set_mode(False)
282 if not hildonize.IS_HILDON_SUPPORTED:
283 _moduleLogger.info("No hildonization support")
285 hildonize.set_application_title(
286 self._mainWindow, "%s - Unit Conversion Utility" % constants.__pretty_app_name__
288 iconPath = pixmapspath + '/gonvert.png'
289 if os.path.exists(iconPath):
290 self._mainWindow.set_icon(gtk.gdk.pixbuf_new_from_file(iconPath))
292 _moduleLogger.warn("Error: Could not find gonvert icon: %s" % iconPath)
294 self._load_settings()
295 self._mainWindow.show()
297 def _load_settings(self):
298 #Restore window size from previously saved settings if it exists and is valid.
299 windowDatPath = "/".join((constants._data_path_, "window.dat"))
300 if os.path.exists(windowDatPath):
301 saved_window = pickle.load(open(windowDatPath, "r"))
303 a, b = saved_window['size']
307 self._mainWindow.resize(a, b)
309 #Restore selections from previously saved settings if it exists and is valid.
311 selectedCategoryName = unit_data.UNIT_CATEGORIES[0]
312 selectionsDatPath = "/".join((constants._data_path_, "selections.dat"))
313 if os.path.exists(selectionsDatPath):
314 selections = pickle.load(open(selectionsDatPath, 'r'))
316 self._defaultUnitForCategory = selections['selected_units']
321 selectedCategoryName = selections['selected_category']
326 categoryIndex = unit_data.UNIT_CATEGORIES.index(selectedCategoryName)
328 _moduleLogger.warn("Unknown category: %s" % selectedCategoryName)
330 self._categorySelectionButton.get_child().set_markup("<big>%s</big>" % selectedCategoryName)
331 self._categoryView.set_cursor(categoryIndex, self._categoryColumn, False)
332 self._categoryView.grab_focus()
334 self._select_default_unit()
336 def _save_settings(self):
338 This routine saves the selections to a file, and
339 should therefore only be called when exiting the program.
341 Update selections dictionary which consists of the following keys:
342 'self._selectedCategoryName': full name of selected category
343 'self._defaultUnitForCategory': self._defaultUnitForCategory dictionary which contains:
344 [categoryname: #1 displayed unit, #2 displayed unit]
346 #Determine the contents of the selected category row
347 selected, iter = self._categoryView.get_selection().get_selected()
348 self._selectedCategoryName = self._categoryModel.get_value(iter, 0)
351 'selected_category': self._selectedCategoryName,
352 'selected_units': self._defaultUnitForCategory
354 selectionsDatPath = "/".join((constants._data_path_, "selections.dat"))
355 pickle.dump(selections, open(selectionsDatPath, 'w'))
357 #Get last size of app and save it
359 'size': self._mainWindow.get_size()
361 windowDatPath = "/".join((constants._data_path_, "window.dat"))
362 pickle.dump(window_settings, open(windowDatPath, 'w'))
364 def _refresh_columns(self):
365 self._unitsView.remove_column(self._unitNameColumn)
366 self._unitsView.remove_column(self._unitIntegerColumn)
367 self._unitsView.remove_column(self._unitFractionalColumn)
368 self._unitsView.remove_column(self._unitSymbolColumn)
370 self._unitsView.append_column(self._unitNameColumn)
371 self._unitsView.append_column(self._unitIntegerColumn)
372 self._unitsView.append_column(self._unitFractionalColumn)
373 self._unitsView.append_column(self._unitSymbolColumn)
375 def _clear_find(self):
376 # switch to "new find" state
377 self._find_result = []
380 # Clear our user message
381 self._findLabel.set_text('')
383 def _find_first(self):
384 assert len(self._find_result) == 0
385 assert self._findIndex == 0
386 findString = self._findEntry.get_text().strip().lower()
390 # Gather info on all the matching units from all categories
391 for catIndex, category in enumerate(unit_data.UNIT_CATEGORIES):
392 units = unit_data.get_units(category)
393 for unitIndex, unit in enumerate(units):
394 loweredUnit = unit.lower()
395 if loweredUnit in findString or findString in loweredUnit:
396 self._find_result.append((category, unit, catIndex, unitIndex))
398 def _update_find_selection(self):
399 assert 0 < len(self._find_result)
401 #check if next find is in a new category (prevent category changes when unnecessary
402 searchCategoryName = self._find_result[self._findIndex][0]
403 if self._selectedCategoryName != searchCategoryName:
404 self._categorySelectionButton.get_child().set_markup("<big>%s</big>" % searchCategoryName)
405 self._categoryView.set_cursor(
406 self._find_result[self._findIndex][2], self._categoryColumn, False
409 self._unitsView.set_cursor(
410 self._find_result[self._findIndex][3], self._unitNameColumn, True
413 def _find_next(self):
414 if len(self._find_result) == 0:
417 if self._findIndex == len(self._find_result)-1:
422 if not self._find_result:
423 self._findLabel.set_text('Text not found')
425 self._update_find_selection()
426 resultsLeft = len(self._find_result) - self._findIndex - 1
427 self._findLabel.set_text(
428 '%s result(s) left' % (resultsLeft, )
431 def _find_previous(self):
432 if len(self._find_result) == 0:
435 if self._findIndex == 0:
436 self._findIndex = len(self._find_result)-1
440 if not self._find_result:
441 self._findLabel.set_text('Text not found')
443 self._update_find_selection()
444 resultsLeft = len(self._find_result) - self._findIndex - 1
445 self._findLabel.set_text(
446 '%s result(s) left' % (resultsLeft, )
449 def _toggle_find(self):
450 if self._searchLayout.get_property("visible"):
451 self._searchLayout.hide()
452 self._unitsView.grab_focus()
454 self._searchLayout.show()
455 self._findEntry.grab_focus()
457 def _unit_model_cmp(self, sortedModel, leftItr, rightItr):
458 leftUnitText = self._unitModel.get_value(leftItr, self.UNITS_NAME_IDX)
459 rightUnitText = self._unitModel.get_value(rightItr, self.UNITS_NAME_IDX)
460 return cmp(leftUnitText, rightUnitText)
462 def _symbol_model_cmp(self, sortedModel, leftItr, rightItr):
463 leftSymbolText = self._unitModel.get_value(leftItr, self.UNITS_SYMBOL_IDX)
464 rightSymbolText = self._unitModel.get_value(rightItr, self.UNITS_SYMBOL_IDX)
465 return cmp(leftSymbolText, rightSymbolText)
467 def _value_model_cmp(self, sortedModel, leftItr, rightItr):
468 #special sorting exceptions for ascii values (instead of float values)
469 if self._selectedCategoryName == "Computer Numbers":
470 leftValue = self._unitModel.get_value(leftItr, self.UNITS_VALUE_IDX)
471 rightValue = self._unitModel.get_value(rightItr, self.UNITS_VALUE_IDX)
473 leftValueText = self._unitModel.get_value(leftItr, self.UNITS_VALUE_IDX)
474 leftValue = float(leftValueText) if leftValueText else 0.0
476 rightValueText = self._unitModel.get_value(rightItr, self.UNITS_VALUE_IDX)
477 rightValue = float(rightValueText) if rightValueText else 0.0
478 return cmp(leftValue, rightValue)
480 def _get_column_sort_stuff(self):
482 (self._unitNameColumn, "_unit_sort_direction", self._unit_model_cmp),
483 (self._unitIntegerColumn, "_value_sort_direction", self._value_model_cmp),
484 (self._unitFractionalColumn, "_value_sort_direction", self._value_model_cmp),
485 (self._unitSymbolColumn, "_units_sort_direction", self._symbol_model_cmp),
489 def _switch_category(self, category):
490 self._selectedCategoryName = category
491 self._unitDataInCategory = unit_data.UNIT_DESCRIPTIONS[self._selectedCategoryName]
493 #Fill up the units descriptions and clear the value cells
494 self._clear_visible_unit_data()
496 for key in unit_data.get_units(self._selectedCategoryName):
497 row = key, '0.0', self._unitDataInCategory[key][1], '0.', '0'
498 self._unitModel.append(row)
499 nameLength = max(nameLength, len(key))
500 self._sortedUnitModel.sort_column_changed()
502 if constants.FORCE_HILDON_LIKE:
503 maxCatCharWidth = int(nameLength * 0.75)
504 maxCharWidth = int(len("nibble | hexit | quadbit") * 0.75)
505 charWidth = min(maxCatCharWidth, maxCharWidth)
506 self._unitsNameRenderer.set_property("width-chars", charWidth)
508 self._select_default_unit()
510 def _clear_visible_unit_data(self):
511 self._unitDescription.get_buffer().set_text("")
512 self._unitName.set_text('')
513 self._unitValue.set_text('')
514 self._unitSymbol.set_text('')
516 self._previousUnitName.set_text('')
517 self._previousUnitValue.set_text('')
518 self._previousUnitSymbol.set_text('')
520 self._unitModel.clear()
522 def _select_default_unit(self):
523 # Restore the previous historical settings of previously selected units
524 # in this newly selected category
525 defaultPrimary = unit_data.get_base_unit(self._selectedCategoryName)
526 defaultSecondary = ""
527 if self._selectedCategoryName in self._defaultUnitForCategory:
528 if self._defaultUnitForCategory[self._selectedCategoryName][0]:
529 defaultPrimary = self._defaultUnitForCategory[self._selectedCategoryName][0]
530 if self._defaultUnitForCategory[self._selectedCategoryName][1]:
531 defaultSecondary = self._defaultUnitForCategory[self._selectedCategoryName][1]
533 units = unit_data.get_units(self._selectedCategoryName)
535 #Restore oldest selection first.
538 unitIndex = units.index(defaultPrimary)
541 self._unitsView.set_cursor(unitIndex, self._unitNameColumn, True)
543 #Restore newest selection second.
546 unitIndex = units.index(defaultSecondary)
549 self._unitsView.set_cursor(unitIndex, self._unitNameColumn, True)
551 # select the text so user can start typing right away
552 self._unitValue.grab_focus()
553 self._unitValue.select_region(0, -1)
555 def _sanitize_value(self, userEntry):
556 if self._selectedCategoryName == "Computer Numbers":
565 value = float(userEntry)
568 def _select_sort_column(self, col):
569 #Determine which column requires sorting
570 columns = self._get_column_sort_stuff()
571 for columnIndex, (maybeCol, directionName, col_cmp) in enumerate(columns):
573 direction = getattr(self, directionName)
574 gtkDirection = gtk.SORT_ASCENDING if direction else gtk.SORT_DESCENDING
577 self._sortedUnitModel.set_sort_column_id(columnIndex, gtkDirection)
579 # set the visual for sorting
580 col.set_sort_indicator(True)
581 col.set_sort_order(not direction)
583 setattr(self, directionName, not direction)
586 maybeCol.set_sort_indicator(False)
588 assert False, "Unknown column: %s" % (col.get_title(), )
590 @gtk_toolbox.log_exception(_moduleLogger)
591 def _on_key_press(self, widget, event, *args):
593 @note Hildon specific
595 RETURN_TYPES = (gtk.keysyms.Return, gtk.keysyms.ISO_Enter, gtk.keysyms.KP_Enter)
597 event.keyval == gtk.keysyms.F6 or
598 event.keyval in RETURN_TYPES and event.get_state() & gtk.gdk.CONTROL_MASK
600 if self._isFullScreen:
601 self._mainWindow.unfullscreen()
603 self._mainWindow.fullscreen()
604 elif event.keyval == gtk.keysyms.f and event.get_state() & gtk.gdk.CONTROL_MASK:
605 if not hildonize.GTK_MENU_USED:
607 elif event.keyval == gtk.keysyms.p and event.get_state() & gtk.gdk.CONTROL_MASK:
608 self._find_previous()
609 elif event.keyval == gtk.keysyms.n and event.get_state() & gtk.gdk.CONTROL_MASK:
612 event.keyval in (gtk.keysyms.w, gtk.keysyms.q) and
613 event.get_state() & gtk.gdk.CONTROL_MASK
615 self._mainWindow.destroy()
616 elif event.keyval == gtk.keysyms.l and event.get_state() & gtk.gdk.CONTROL_MASK:
617 with open(constants._user_logpath_, "r") as f:
618 logLines = f.xreadlines()
619 log = "".join(logLines)
620 self._clipboard.set_text(str(log))
622 @gtk_toolbox.log_exception(_moduleLogger)
623 def _on_toggle_search(self, *args):
626 @gtk_toolbox.log_exception(_moduleLogger)
627 def _on_browse_key_press(self, widget, event, *args):
628 if event.keyval == gtk.keysyms.uparrow or event.keyval == gtk.keysyms.Up:
629 index, column = self._unitsView.get_cursor()
630 newIndex = max(index[0]-1, 0)
631 self._unitsView.set_cursor((newIndex, ), column, True)
632 return True # override default behavior
633 elif event.keyval == gtk.keysyms.downarrow or event.keyval == gtk.keysyms.Down:
634 index, column = self._unitsView.get_cursor()
635 newIndex = min(index[0]+1, len(self._unitModel)-1)
636 self._unitsView.set_cursor((newIndex, ), column, True)
637 return True # override default behavior
639 @gtk_toolbox.log_exception(_moduleLogger)
640 def _on_window_state_change(self, widget, event, *args):
642 @note Hildon specific
644 if event.new_window_state & gtk.gdk.WINDOW_STATE_FULLSCREEN:
645 self._isFullScreen = True
647 self._isFullScreen = False
649 @gtk_toolbox.log_exception(_moduleLogger)
650 def _on_findEntry_changed(self, *args):
652 Clear out find results since the user wants to look for something new
656 @gtk_toolbox.log_exception(_moduleLogger)
657 def _on_find_activate(self, *args):
659 self._findButton.grab_focus()
661 @gtk_toolbox.log_exception(_moduleLogger)
662 def _on_click_menu_filter(self, button, col):
663 self._select_sort_column(col)
665 @gtk_toolbox.log_exception(_moduleLogger)
666 def _on_click_unit_column(self, col):
668 Sort the contents of the col when the user clicks on the title.
670 self._select_sort_column(col)
672 @gtk_toolbox.log_exception(_moduleLogger)
673 def _on_category_selector_clicked(self, *args):
674 currenntIndex = unit_data.UNIT_CATEGORIES.index(self._selectedCategoryName)
675 newIndex = hildonize.touch_selector(
678 unit_data.UNIT_CATEGORIES,
682 selectedCategoryName = unit_data.UNIT_CATEGORIES[newIndex]
683 self._categorySelectionButton.get_child().set_markup("<big>%s</big>" % selectedCategoryName)
684 self._switch_category(selectedCategoryName)
686 @gtk_toolbox.log_exception(_moduleLogger)
687 def _on_click_category(self, *args):
688 selected, iter = self._categoryView.get_selection().get_selected()
690 # User is typing in an invalid string, not selecting any category
692 selectedCategory = self._categoryModel.get_value(iter, 0)
693 self._switch_category(selectedCategory)
695 @gtk_toolbox.log_exception(_moduleLogger)
696 def _on_click_unit(self, *args):
697 selected, iter = self._unitsView.get_selection().get_selected()
698 selected_unit = selected.get_value(iter, self.UNITS_NAME_IDX)
699 unit_spec = self._unitDataInCategory[selected_unit]
703 if self._unitName.get_text() != selected_unit:
704 self._previousUnitName.set_text(self._unitName.get_text())
705 self._previousUnitValue.set_text(self._unitValue.get_text())
706 self._previousUnitSymbol.set_text(self._unitSymbol.get_text())
707 if self._unitSymbol.get_text():
710 self._unitName.set_text(selected_unit)
711 self._unitValue.set_text(selected.get_value(iter, self.UNITS_VALUE_IDX))
712 buffer = self._unitDescription.get_buffer()
713 buffer.set_text(unit_spec[2])
714 self._unitSymbol.set_text(unit_spec[1]) # put units into label text
721 self._unitSymbol.show()
722 self._previousUnitSymbol.show()
724 self._unitSymbol.hide()
725 self._previousUnitSymbol.hide()
727 if self._unitValue.get_text() == '':
728 if self._selectedCategoryName == "Computer Numbers":
729 self._unitValue.set_text("0")
731 self._unitValue.set_text("0.0")
733 self._defaultUnitForCategory[self._selectedCategoryName] = [
734 self._unitName.get_text(), self._previousUnitName.get_text()
737 # select the text so user can start typing right away
738 self._unitValue.grab_focus()
739 self._unitValue.select_region(0, -1)
741 @gtk_toolbox.log_exception(_moduleLogger)
742 def _on_unit_value_changed(self, *args):
743 if self._unitName.get_text() == '':
745 if not self._unitValue.is_focus():
748 #retrieve the conversion function and value from the selected unit
749 value = self._sanitize_value(self._unitValue.get_text())
750 func, arg = self._unitDataInCategory[self._unitName.get_text()][0]
751 base = func.to_base(value, arg)
753 #point to the first row
754 for row in self._unitModel:
755 func, arg = self._unitDataInCategory[row[self.UNITS_NAME_IDX]][0]
756 newValue = func.from_base(base, arg)
758 newValueDisplay = str(newValue)
759 integerDisplay, fractionalDisplay = split_number(newValue)
761 row[self.UNITS_VALUE_IDX] = newValueDisplay
762 row[self.UNITS_INTEGER_IDX] = integerDisplay
763 row[self.UNITS_FRACTION_IDX] = fractionalDisplay
765 # Update the secondary unit entry
766 if self._previousUnitName.get_text() != '':
767 func, arg = self._unitDataInCategory[self._previousUnitName.get_text()][0]
768 self._previousUnitValue.set_text(str(func.from_base(base, arg, )))
770 self._sortedUnitModel.sort_column_changed()
771 self._refresh_columns()
773 @gtk_toolbox.log_exception(_moduleLogger)
774 def _on_previous_unit_value_changed(self, *args):
775 if self._previousUnitName.get_text() == '':
777 if not self._previousUnitValue.is_focus():
780 #retrieve the conversion function and value from the selected unit
781 value = self._sanitize_value(self._previousUnitValue.get_text())
782 func, arg = self._unitDataInCategory[self._previousUnitName.get_text()][0]
783 base = func.to_base(value, arg)
785 #point to the first row
786 for row in self._unitModel:
787 func, arg = self._unitDataInCategory[row[self.UNITS_NAME_IDX]][0]
788 newValue = func.from_base(base, arg)
790 newValueDisplay = str(newValue)
791 integerDisplay, fractionalDisplay = split_number(newValue)
793 row[self.UNITS_VALUE_IDX] = newValueDisplay
794 row[self.UNITS_INTEGER_IDX] = integerDisplay
795 row[self.UNITS_FRACTION_IDX] = fractionalDisplay
797 # Update the primary unit entry
798 func, arg = self._unitDataInCategory[self._unitName.get_text()][0]
799 self._unitValue.set_text(str(func.from_base(base, arg, )))
801 self._sortedUnitModel.sort_column_changed()
802 self._refresh_columns()
804 @gtk_toolbox.log_exception(_moduleLogger)
805 def _on_about_clicked(self, a):
806 dlg = gtk.AboutDialog()
807 dlg.set_name(constants.__pretty_app_name__)
808 dlg.set_version("%s-%d" % (constants.__version__, constants.__build__))
809 dlg.set_copyright("Copyright 2009 - GPL")
811 dlg.set_website("http://unihedron.com/projects/gonvert/gonvert.php")
812 dlg.set_authors(["Anthony Tekatch <anthony@unihedron.com>", "Ed Page <eopage@byu.net> (Blame him for the most recent bugs)"])
816 @gtk_toolbox.log_exception(_moduleLogger)
817 def _on_user_exit(self, *args):
819 self._save_settings()
827 gtk.gdk.threads_init()
828 if hildonize.IS_HILDON_SUPPORTED:
829 gtk.set_application_name(constants.__pretty_app_name__)
831 if not constants.PROFILE_STARTUP:
835 if __name__ == "__main__":
836 logging.basicConfig(level = logging.DEBUG)
838 os.makedirs(constants._data_path_)