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'))
120 self._categorySelectionButton = widgets.get_widget("categorySelectionButton")
121 self._categoryView = widgets.get_widget('categoryView')
123 self._unitsView = widgets.get_widget('unitsView')
124 self._unitsView.set_property('rules_hint', 1)
125 self._unitsView_selection = self._unitsView.get_selection()
127 self._unitName = widgets.get_widget('unitName')
128 self._unitValue = widgets.get_widget('unitValue')
129 self._previousUnitName = widgets.get_widget('previousUnitName')
130 self._previousUnitValue = widgets.get_widget('previousUnitValue')
132 self._unitSymbol = widgets.get_widget('unitSymbol')
133 self._previousUnitSymbol = widgets.get_widget('previousUnitSymbol')
135 self._unitDescription = widgets.get_widget('unitDescription')
137 self._searchLayout = widgets.get_widget('searchLayout')
138 self._searchLayout.hide()
139 self._findEntry = widgets.get_widget('findEntry')
140 self._findLabel = widgets.get_widget('findLabel')
141 self._findButton = widgets.get_widget('findButton')
142 self._closeSearchButton = widgets.get_widget('closeSearchButton')
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._closeSearchButton.connect("clicked", self._on_toggle_search)
228 self._previousUnitValue.connect("changed", self._on_previous_unit_value_changed)
229 self._unitValue.connect("changed", self._on_unit_value_changed)
230 self._unitValue.connect("key-press-event", self._on_browse_key_press)
231 self._unitsView.connect("cursor-changed", self._on_click_unit)
232 self._unitsView.connect("key-press-event", self._on_browse_key_press)
233 if hildonize.GTK_MENU_USED:
234 widgets.get_widget("aboutMenuItem").connect("activate", self._on_about_clicked)
235 widgets.get_widget("searchMenuItem").connect("activate", self._on_toggle_search)
236 widgets.get_widget("exitMenuItem").connect("activate", self._on_user_exit)
238 for scrollingWidgetName in (
239 "unitsViewScrolledWindow",
241 scrollingWidget = widgets.get_widget(scrollingWidgetName)
242 assert scrollingWidget is not None, scrollingWidgetName
243 hildonize.hildonize_scrollwindow(scrollingWidget)
245 if hildonize.IS_HILDON_SUPPORTED or constants.FORCE_HILDON_LIKE:
246 self._categoryView.get_parent().hide()
247 self._unitsView.set_headers_visible(False)
248 self._previousUnitName.get_parent().hide()
249 self._unitDescription.get_parent().get_parent().hide()
251 self._categorySelectionButton.hide()
253 menu = hildonize.hildonize_menu(
255 widgets.get_widget("mainMenuBar"),
257 if not hildonize.GTK_MENU_USED:
258 button = gtk.Button("Search")
259 button.connect("clicked", self._on_toggle_search)
262 button = hildonize.hildon.GtkRadioButton(gtk.HILDON_SIZE_AUTO, None)
263 button.set_label("Name")
264 menu.add_filter(button)
265 button.connect("clicked", self._on_click_menu_filter, self._unitNameColumn)
266 button.set_mode(False)
269 button = hildonize.hildon.GtkRadioButton(gtk.HILDON_SIZE_AUTO, filterGroup)
270 button.set_label("Value")
271 menu.add_filter(button)
272 button.connect("clicked", self._on_click_menu_filter, self._unitIntegerColumn)
273 button.set_mode(False)
275 button = hildonize.hildon.GtkRadioButton(gtk.HILDON_SIZE_AUTO, filterGroup)
276 button.set_label("Unit")
277 menu.add_filter(button)
278 button.connect("clicked", self._on_click_menu_filter, self._unitSymbolColumn)
279 button.set_mode(False)
283 if not hildonize.IS_HILDON_SUPPORTED:
284 _moduleLogger.info("No hildonization support")
286 hildonize.set_application_title(
287 self._mainWindow, "%s - Unit Conversion Utility" % constants.__pretty_app_name__
289 iconPath = pixmapspath + '/gonvert.png'
290 if os.path.exists(iconPath):
291 self._mainWindow.set_icon(gtk.gdk.pixbuf_new_from_file(iconPath))
293 _moduleLogger.warn("Error: Could not find gonvert icon: %s" % iconPath)
295 self._load_settings()
296 self._mainWindow.show()
298 def _load_settings(self):
299 #Restore window size from previously saved settings if it exists and is valid.
300 windowDatPath = "/".join((constants._data_path_, "window.dat"))
301 if os.path.exists(windowDatPath):
302 saved_window = pickle.load(open(windowDatPath, "r"))
304 a, b = saved_window['size']
308 self._mainWindow.resize(a, b)
310 #Restore selections from previously saved settings if it exists and is valid.
312 selectedCategoryName = unit_data.UNIT_CATEGORIES[0]
313 selectionsDatPath = "/".join((constants._data_path_, "selections.dat"))
314 if os.path.exists(selectionsDatPath):
315 selections = pickle.load(open(selectionsDatPath, 'r'))
317 self._defaultUnitForCategory = selections['selected_units']
322 selectedCategoryName = selections['selected_category']
327 categoryIndex = unit_data.UNIT_CATEGORIES.index(selectedCategoryName)
329 _moduleLogger.warn("Unknown category: %s" % selectedCategoryName)
331 self._categorySelectionButton.get_child().set_markup("<big>%s</big>" % selectedCategoryName)
332 self._categoryView.set_cursor(categoryIndex, self._categoryColumn, False)
333 self._categoryView.grab_focus()
335 self._select_default_unit()
337 def _save_settings(self):
339 This routine saves the selections to a file, and
340 should therefore only be called when exiting the program.
342 Update selections dictionary which consists of the following keys:
343 'self._selectedCategoryName': full name of selected category
344 'self._defaultUnitForCategory': self._defaultUnitForCategory dictionary which contains:
345 [categoryname: #1 displayed unit, #2 displayed unit]
347 #Determine the contents of the selected category row
348 selected, iter = self._categoryView.get_selection().get_selected()
349 self._selectedCategoryName = self._categoryModel.get_value(iter, 0)
352 'selected_category': self._selectedCategoryName,
353 'selected_units': self._defaultUnitForCategory
355 selectionsDatPath = "/".join((constants._data_path_, "selections.dat"))
356 pickle.dump(selections, open(selectionsDatPath, 'w'))
358 #Get last size of app and save it
360 'size': self._mainWindow.get_size()
362 windowDatPath = "/".join((constants._data_path_, "window.dat"))
363 pickle.dump(window_settings, open(windowDatPath, 'w'))
365 def _refresh_columns(self):
366 self._unitsView.remove_column(self._unitNameColumn)
367 self._unitsView.remove_column(self._unitIntegerColumn)
368 self._unitsView.remove_column(self._unitFractionalColumn)
369 self._unitsView.remove_column(self._unitSymbolColumn)
371 self._unitsView.append_column(self._unitNameColumn)
372 self._unitsView.append_column(self._unitIntegerColumn)
373 self._unitsView.append_column(self._unitFractionalColumn)
374 self._unitsView.append_column(self._unitSymbolColumn)
376 def _clear_find(self):
377 # switch to "new find" state
378 self._find_result = []
381 # Clear our user message
382 self._findLabel.set_text('')
384 def _find_first(self):
385 assert len(self._find_result) == 0
386 assert self._findIndex == 0
387 findString = self._findEntry.get_text().strip().lower()
391 # Gather info on all the matching units from all categories
392 for catIndex, category in enumerate(unit_data.UNIT_CATEGORIES):
393 units = unit_data.get_units(category)
394 for unitIndex, unit in enumerate(units):
395 loweredUnit = unit.lower()
396 if loweredUnit in findString or findString in loweredUnit:
397 self._find_result.append((category, unit, catIndex, unitIndex))
399 def _update_find_selection(self):
400 assert 0 < len(self._find_result)
402 #check if next find is in a new category (prevent category changes when unnecessary
403 searchCategoryName = self._find_result[self._findIndex][0]
404 if self._selectedCategoryName != searchCategoryName:
405 self._categorySelectionButton.get_child().set_markup("<big>%s</big>" % searchCategoryName)
406 self._categoryView.set_cursor(
407 self._find_result[self._findIndex][2], self._categoryColumn, False
410 self._unitsView.set_cursor(
411 self._find_result[self._findIndex][3], self._unitNameColumn, True
414 def _find_next(self):
415 if len(self._find_result) == 0:
418 if self._findIndex == len(self._find_result)-1:
423 if not self._find_result:
424 self._findLabel.set_text('Text not found')
426 self._update_find_selection()
427 resultsLeft = len(self._find_result) - self._findIndex - 1
428 self._findLabel.set_text(
429 '%s result(s) left' % (resultsLeft, )
432 def _find_previous(self):
433 if len(self._find_result) == 0:
436 if self._findIndex == 0:
437 self._findIndex = len(self._find_result)-1
441 if not self._find_result:
442 self._findLabel.set_text('Text not found')
444 self._update_find_selection()
445 resultsLeft = len(self._find_result) - self._findIndex - 1
446 self._findLabel.set_text(
447 '%s result(s) left' % (resultsLeft, )
450 def _toggle_find(self):
451 if self._searchLayout.get_property("visible"):
452 self._searchLayout.hide()
453 self._unitsView.grab_focus()
455 self._searchLayout.show()
456 self._findEntry.grab_focus()
458 def _unit_model_cmp(self, sortedModel, leftItr, rightItr):
459 leftUnitText = self._unitModel.get_value(leftItr, self.UNITS_NAME_IDX)
460 rightUnitText = self._unitModel.get_value(rightItr, self.UNITS_NAME_IDX)
461 return cmp(leftUnitText, rightUnitText)
463 def _symbol_model_cmp(self, sortedModel, leftItr, rightItr):
464 leftSymbolText = self._unitModel.get_value(leftItr, self.UNITS_SYMBOL_IDX)
465 rightSymbolText = self._unitModel.get_value(rightItr, self.UNITS_SYMBOL_IDX)
466 return cmp(leftSymbolText, rightSymbolText)
468 def _value_model_cmp(self, sortedModel, leftItr, rightItr):
469 #special sorting exceptions for ascii values (instead of float values)
470 if self._selectedCategoryName == "Computer Numbers":
471 leftValue = self._unitModel.get_value(leftItr, self.UNITS_VALUE_IDX)
472 rightValue = self._unitModel.get_value(rightItr, self.UNITS_VALUE_IDX)
474 leftValueText = self._unitModel.get_value(leftItr, self.UNITS_VALUE_IDX)
475 leftValue = float(leftValueText) if leftValueText else 0.0
477 rightValueText = self._unitModel.get_value(rightItr, self.UNITS_VALUE_IDX)
478 rightValue = float(rightValueText) if rightValueText else 0.0
479 return cmp(leftValue, rightValue)
481 def _get_column_sort_stuff(self):
483 (self._unitNameColumn, "_unit_sort_direction", self._unit_model_cmp),
484 (self._unitIntegerColumn, "_value_sort_direction", self._value_model_cmp),
485 (self._unitFractionalColumn, "_value_sort_direction", self._value_model_cmp),
486 (self._unitSymbolColumn, "_units_sort_direction", self._symbol_model_cmp),
490 def _switch_category(self, category):
491 self._selectedCategoryName = category
492 self._unitDataInCategory = unit_data.UNIT_DESCRIPTIONS[self._selectedCategoryName]
494 #Fill up the units descriptions and clear the value cells
495 self._clear_visible_unit_data()
497 for key in unit_data.get_units(self._selectedCategoryName):
498 row = key, '0.0', self._unitDataInCategory[key][1], '0.', '0'
499 self._unitModel.append(row)
500 nameLength = max(nameLength, len(key))
501 self._sortedUnitModel.sort_column_changed()
503 if constants.FORCE_HILDON_LIKE:
504 maxCatCharWidth = int(nameLength * 0.75)
505 maxCharWidth = int(len("nibble | hexit | quadbit") * 0.75)
506 charWidth = min(maxCatCharWidth, maxCharWidth)
507 self._unitsNameRenderer.set_property("width-chars", charWidth)
509 self._select_default_unit()
511 def _clear_visible_unit_data(self):
512 self._unitDescription.get_buffer().set_text("")
513 self._unitName.set_text('')
514 self._unitValue.set_text('')
515 self._unitSymbol.set_text('')
517 self._previousUnitName.set_text('')
518 self._previousUnitValue.set_text('')
519 self._previousUnitSymbol.set_text('')
521 self._unitModel.clear()
523 def _select_default_unit(self):
524 # Restore the previous historical settings of previously selected units
525 # in this newly selected category
526 defaultPrimary = unit_data.get_base_unit(self._selectedCategoryName)
527 defaultSecondary = ""
528 if self._selectedCategoryName in self._defaultUnitForCategory:
529 if self._defaultUnitForCategory[self._selectedCategoryName][0]:
530 defaultPrimary = self._defaultUnitForCategory[self._selectedCategoryName][0]
531 if self._defaultUnitForCategory[self._selectedCategoryName][1]:
532 defaultSecondary = self._defaultUnitForCategory[self._selectedCategoryName][1]
534 units = unit_data.get_units(self._selectedCategoryName)
536 #Restore oldest selection first.
539 unitIndex = units.index(defaultPrimary)
542 self._unitsView.set_cursor(unitIndex, self._unitNameColumn, True)
544 #Restore newest selection second.
547 unitIndex = units.index(defaultSecondary)
550 self._unitsView.set_cursor(unitIndex, self._unitNameColumn, True)
552 # select the text so user can start typing right away
553 self._unitValue.grab_focus()
554 self._unitValue.select_region(0, -1)
556 def _sanitize_value(self, userEntry):
557 if self._selectedCategoryName == "Computer Numbers":
566 value = float(userEntry)
569 def _select_sort_column(self, col):
570 #Determine which column requires sorting
571 columns = self._get_column_sort_stuff()
572 for columnIndex, (maybeCol, directionName, col_cmp) in enumerate(columns):
574 direction = getattr(self, directionName)
575 gtkDirection = gtk.SORT_ASCENDING if direction else gtk.SORT_DESCENDING
578 self._sortedUnitModel.set_sort_column_id(columnIndex, gtkDirection)
580 # set the visual for sorting
581 col.set_sort_indicator(True)
582 col.set_sort_order(not direction)
584 setattr(self, directionName, not direction)
587 maybeCol.set_sort_indicator(False)
589 assert False, "Unknown column: %s" % (col.get_title(), )
591 @gtk_toolbox.log_exception(_moduleLogger)
592 def _on_key_press(self, widget, event, *args):
594 @note Hildon specific
596 RETURN_TYPES = (gtk.keysyms.Return, gtk.keysyms.ISO_Enter, gtk.keysyms.KP_Enter)
598 event.keyval == gtk.keysyms.F6 or
599 event.keyval in RETURN_TYPES and event.get_state() & gtk.gdk.CONTROL_MASK
601 if self._isFullScreen:
602 self._mainWindow.unfullscreen()
604 self._mainWindow.fullscreen()
605 elif event.keyval == gtk.keysyms.f and event.get_state() & gtk.gdk.CONTROL_MASK:
606 if not hildonize.GTK_MENU_USED:
608 elif event.keyval == gtk.keysyms.p and event.get_state() & gtk.gdk.CONTROL_MASK:
609 self._find_previous()
610 elif event.keyval == gtk.keysyms.n and event.get_state() & gtk.gdk.CONTROL_MASK:
613 event.keyval in (gtk.keysyms.w, gtk.keysyms.q) and
614 event.get_state() & gtk.gdk.CONTROL_MASK
616 self._mainWindow.destroy()
617 elif event.keyval == gtk.keysyms.l and event.get_state() & gtk.gdk.CONTROL_MASK:
618 with open(constants._user_logpath_, "r") as f:
619 logLines = f.xreadlines()
620 log = "".join(logLines)
621 self._clipboard.set_text(str(log))
623 @gtk_toolbox.log_exception(_moduleLogger)
624 def _on_toggle_search(self, *args):
627 @gtk_toolbox.log_exception(_moduleLogger)
628 def _on_browse_key_press(self, widget, event, *args):
629 if event.keyval == gtk.keysyms.uparrow or event.keyval == gtk.keysyms.Up:
630 index, column = self._unitsView.get_cursor()
631 newIndex = max(index[0]-1, 0)
632 self._unitsView.set_cursor((newIndex, ), column, True)
633 return True # override default behavior
634 elif event.keyval == gtk.keysyms.downarrow or event.keyval == gtk.keysyms.Down:
635 index, column = self._unitsView.get_cursor()
636 newIndex = min(index[0]+1, len(self._unitModel)-1)
637 self._unitsView.set_cursor((newIndex, ), column, True)
638 return True # override default behavior
640 @gtk_toolbox.log_exception(_moduleLogger)
641 def _on_window_state_change(self, widget, event, *args):
643 @note Hildon specific
645 if event.new_window_state & gtk.gdk.WINDOW_STATE_FULLSCREEN:
646 self._isFullScreen = True
648 self._isFullScreen = False
650 @gtk_toolbox.log_exception(_moduleLogger)
651 def _on_findEntry_changed(self, *args):
653 Clear out find results since the user wants to look for something new
657 @gtk_toolbox.log_exception(_moduleLogger)
658 def _on_find_activate(self, *args):
660 self._findButton.grab_focus()
662 @gtk_toolbox.log_exception(_moduleLogger)
663 def _on_click_menu_filter(self, button, col):
664 self._select_sort_column(col)
666 @gtk_toolbox.log_exception(_moduleLogger)
667 def _on_click_unit_column(self, col):
669 Sort the contents of the col when the user clicks on the title.
671 self._select_sort_column(col)
673 @gtk_toolbox.log_exception(_moduleLogger)
674 def _on_category_selector_clicked(self, *args):
675 currenntIndex = unit_data.UNIT_CATEGORIES.index(self._selectedCategoryName)
676 newIndex = hildonize.touch_selector(
679 unit_data.UNIT_CATEGORIES,
683 selectedCategoryName = unit_data.UNIT_CATEGORIES[newIndex]
684 self._categorySelectionButton.get_child().set_markup("<big>%s</big>" % selectedCategoryName)
685 self._switch_category(selectedCategoryName)
687 @gtk_toolbox.log_exception(_moduleLogger)
688 def _on_click_category(self, *args):
689 selected, iter = self._categoryView.get_selection().get_selected()
691 # User is typing in an invalid string, not selecting any category
693 selectedCategory = self._categoryModel.get_value(iter, 0)
694 self._switch_category(selectedCategory)
696 @gtk_toolbox.log_exception(_moduleLogger)
697 def _on_click_unit(self, *args):
698 selected, iter = self._unitsView.get_selection().get_selected()
699 selected_unit = selected.get_value(iter, self.UNITS_NAME_IDX)
700 unit_spec = self._unitDataInCategory[selected_unit]
704 if self._unitName.get_text() != selected_unit:
705 self._previousUnitName.set_text(self._unitName.get_text())
706 self._previousUnitValue.set_text(self._unitValue.get_text())
707 self._previousUnitSymbol.set_text(self._unitSymbol.get_text())
708 if self._unitSymbol.get_text():
711 self._unitName.set_text(selected_unit)
712 self._unitValue.set_text(selected.get_value(iter, self.UNITS_VALUE_IDX))
713 buffer = self._unitDescription.get_buffer()
714 buffer.set_text(unit_spec[2])
715 self._unitSymbol.set_text(unit_spec[1]) # put units into label text
722 self._unitSymbol.show()
723 self._previousUnitSymbol.show()
725 self._unitSymbol.hide()
726 self._previousUnitSymbol.hide()
728 if self._unitValue.get_text() == '':
729 if self._selectedCategoryName == "Computer Numbers":
730 self._unitValue.set_text("0")
732 self._unitValue.set_text("0.0")
734 self._defaultUnitForCategory[self._selectedCategoryName] = [
735 self._unitName.get_text(), self._previousUnitName.get_text()
738 # select the text so user can start typing right away
739 self._unitValue.grab_focus()
740 self._unitValue.select_region(0, -1)
742 @gtk_toolbox.log_exception(_moduleLogger)
743 def _on_unit_value_changed(self, *args):
744 if self._unitName.get_text() == '':
746 if not self._unitValue.is_focus():
749 #retrieve the conversion function and value from the selected unit
750 value = self._sanitize_value(self._unitValue.get_text())
751 func, arg = self._unitDataInCategory[self._unitName.get_text()][0]
752 base = func.to_base(value, arg)
754 #point to the first row
755 for row in self._unitModel:
756 func, arg = self._unitDataInCategory[row[self.UNITS_NAME_IDX]][0]
757 newValue = func.from_base(base, arg)
759 newValueDisplay = str(newValue)
760 integerDisplay, fractionalDisplay = split_number(newValue)
762 row[self.UNITS_VALUE_IDX] = newValueDisplay
763 row[self.UNITS_INTEGER_IDX] = integerDisplay
764 row[self.UNITS_FRACTION_IDX] = fractionalDisplay
766 # Update the secondary unit entry
767 if self._previousUnitName.get_text() != '':
768 func, arg = self._unitDataInCategory[self._previousUnitName.get_text()][0]
769 self._previousUnitValue.set_text(str(func.from_base(base, arg, )))
771 self._sortedUnitModel.sort_column_changed()
772 self._refresh_columns()
774 @gtk_toolbox.log_exception(_moduleLogger)
775 def _on_previous_unit_value_changed(self, *args):
776 if self._previousUnitName.get_text() == '':
778 if not self._previousUnitValue.is_focus():
781 #retrieve the conversion function and value from the selected unit
782 value = self._sanitize_value(self._previousUnitValue.get_text())
783 func, arg = self._unitDataInCategory[self._previousUnitName.get_text()][0]
784 base = func.to_base(value, arg)
786 #point to the first row
787 for row in self._unitModel:
788 func, arg = self._unitDataInCategory[row[self.UNITS_NAME_IDX]][0]
789 newValue = func.from_base(base, arg)
791 newValueDisplay = str(newValue)
792 integerDisplay, fractionalDisplay = split_number(newValue)
794 row[self.UNITS_VALUE_IDX] = newValueDisplay
795 row[self.UNITS_INTEGER_IDX] = integerDisplay
796 row[self.UNITS_FRACTION_IDX] = fractionalDisplay
798 # Update the primary unit entry
799 func, arg = self._unitDataInCategory[self._unitName.get_text()][0]
800 self._unitValue.set_text(str(func.from_base(base, arg, )))
802 self._sortedUnitModel.sort_column_changed()
803 self._refresh_columns()
805 @gtk_toolbox.log_exception(_moduleLogger)
806 def _on_about_clicked(self, a):
807 dlg = gtk.AboutDialog()
808 dlg.set_name(constants.__pretty_app_name__)
809 dlg.set_version("%s-%d" % (constants.__version__, constants.__build__))
810 dlg.set_copyright("Copyright 2009 - GPL")
812 dlg.set_website("http://unihedron.com/projects/gonvert/gonvert.php")
813 dlg.set_authors(["Anthony Tekatch <anthony@unihedron.com>", "Ed Page <eopage@byu.net> (Blame him for the most recent bugs)"])
817 @gtk_toolbox.log_exception(_moduleLogger)
818 def _on_user_exit(self, *args):
820 self._save_settings()
828 gtk.gdk.threads_init()
829 if hildonize.IS_HILDON_SUPPORTED:
830 gtk.set_application_name(constants.__pretty_app_name__)
832 if not constants.PROFILE_STARTUP:
836 if __name__ == "__main__":
837 logging.basicConfig(level = logging.DEBUG)
839 os.makedirs(constants._data_path_)