X-Git-Url: http://git.maemo.org/git/?p=gonvert;a=blobdiff_plain;f=src%2Fgonvert_glade.py;h=8034d58d96b1ace03d5b4112fd891f47587e752f;hp=6eb5a0357d1a4a34d53b34cb0bfff9115244ef93;hb=3ce2cd5d0d645b0e7baae4113f1c70f11af18c02;hpb=144a7544eca1f37eb2412a9d20eba2c8de563563 diff --git a/src/gonvert_glade.py b/src/gonvert_glade.py index 6eb5a03..8034d58 100755 --- a/src/gonvert_glade.py +++ b/src/gonvert_glade.py @@ -1,789 +1,758 @@ #!/usr/bin/env python # -*- coding: UTF8 -*- +""" +@todo Look into using two columns for displaying the value, split by the +decimal place. The left one would be right aligned and the right would be left +aligned (only if not in exponential notation +OR display everything in engineering notation + +@tood Add a unit description dialog for when hildonized + +@todo Add support for custom units + +@todo Add support for compound units +""" + import os import pickle -import string -import sys -import gettext import logging +import pango import gobject import gtk import gtk.glade import gtk.gdk import constants -import evil_globals +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 -gettext.bindtextdomain('gonvert', '/usr/share/locale') -gettext.textdomain('gonvert') -_ = gettext.gettext +if gettext is not None: + gettext.bindtextdomain('gonvert', '/usr/share/locale') + gettext.textdomain('gonvert') -def _on_shortlist_changed(a): - print "shortlist" - if shortlistcheck.get_active(): - print "1" - else: - print "0" +def change_menu_label(widgets, labelname, newtext): + item_label = widgets.get_widget(labelname).get_children()[0] + item_label.set_text(newtext) -def _on_edit_shortlist(a): - print "edit shortlist" - if toggleShortList.get_active(): - print "1" - else: - print "0" - - -def _on_user_clear_selections(a): - selectionsDatPath = "/".join((constants._data_path_, "selections.dat")) - os.remove(selectionsDatPath) - evil_globals.selected_units = {} - - -def _on_user_exit(a): - """ - 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: - 'evil_globals.selected_category': full name of selected category - 'evil_globals.selected_units': evil_globals.selected_units dictionary which contains: - [categoryname: #1 displayed unit, #2 displayed unit] - """ - #Determine the contents of the selected category row - selected, iter = categoryView.get_selection().get_selected() - evil_globals.selected_category = categoryModel.get_value(iter, 0) - - selections = { - 'selected_category': evil_globals.selected_category, - 'selected_units': evil_globals.selected_units - } - selectionsDatPath = "/".join((constants._data_path_, "selections.dat")) - pickle.dump(selections, open(selectionsDatPath, 'w')) - - #Get last size of app and save it - window_settings = { - 'size': mainWindow.get_size() - } - windowDatPath = "/".join((constants._data_path_, "window.dat")) - pickle.dump(window_settings, open(windowDatPath, 'w')) - - gtk.mainquit - sys.exit() - - -def findEntry_changed(a): - #Clear out find results since the user wants to look for something new - evil_globals.find_result = [] #empty find result list - evil_globals.find_count = 0 #default to find result number zero - findLabel.set_text('') #clear result - - -def _on_find_key_press(a, b): - #Check if the key pressed was an ASCII key - if len(b.string)>0: - #Check if the key pressed was the 'Enter' key - if ord(b.string[0]) == 13: - #Execute the find units function - _on_user_find_units(1) - - -def _on_about_clicked(a): - about_box.show() - - -def _on_about_hide(*args): - about_box.hide() - return gtk.TRUE - - -def messagebox_ok_clicked(a): - messagebox.hide() - - -def _on_user_find_units(a): - global unitNameColumn - global categoryColumn - #check if 'new find' or 'last find' or 'next-find' - - #new-find = run the find algorithm which also selects the first found unit - # = evil_globals.find_count = 0 and evil_globals.find_result = [] - - #last-find = restart from top again - # = evil_globals.find_count = len(evil_globals.find_result) - - #next-find = continue to next found location - # = evil_globals.find_count = 0 and len(evil_globals.find_result)>0 - - #check for new-find - if len(evil_globals.find_result) == 0: - find_string = string.lower(string.strip(findEntry.get_text())) - #Make sure that a valid find string has been requested - if len(find_string)>0: - categories = unit_data.list_dic.keys() - categories.sort() - found_a_unit = 0 #reset the 'found-a-unit' flag - cat_no = 0 - for category in categories: - units = unit_data.list_dic[category].keys() - units.sort() - del units[0] # do not display .base_unit description key - unit_no = 0 - for unit in units: - if string.find(string.lower(unit), find_string) >= 0: - found_a_unit = 1 #indicate that a unit was found - #print "'", find_string, "'", " found at category = ", category, " unit = ", unit - evil_globals.find_result.append((category, unit, cat_no, unit_no)) - unit_no = unit_no+1 - cat_no = cat_no+1 - - if found_a_unit == 1: - #select the first found unit - evil_globals.find_count = 0 - #check if next find is in a new category (prevent category changes when unnecessary - if evil_globals.selected_category != evil_globals.find_result[evil_globals.find_count][0]: - categoryView.set_cursor(evil_globals.find_result[0][2], categoryColumn, False) - unitsView.set_cursor(evil_globals.find_result[0][3], unitNameColumn, True) - if len(evil_globals.find_result)>1: - findLabel.set_text(('Press Find for next unit. '+ str(len(evil_globals.find_result))+' result(s).')) - else: - findLabel.set_text('Text not found') #Display error - else: #must be next-find or last-find - #check for last-find - if evil_globals.find_count == len(evil_globals.find_result)-1: - #select first result - evil_globals.find_count = 0 - categoryView.set_cursor(evil_globals.find_result[evil_globals.find_count][2], categoryColumn, False) - unitsView.set_cursor(evil_globals.find_result[evil_globals.find_count][3], unitNameColumn, True) - else: #must be next-find - evil_globals.find_count = evil_globals.find_count+1 - #check if next find is in a new category (prevent category changes when unnecessary - if evil_globals.selected_category != evil_globals.find_result[evil_globals.find_count][0]: - categoryView.set_cursor(evil_globals.find_result[evil_globals.find_count][2], categoryColumn, False) - unitsView.set_cursor(evil_globals.find_result[evil_globals.find_count][3], unitNameColumn, True) - - -def _on_click_unit_column(col): - """ - Sort the contents of the col when the user clicks on the title. - """ - global unitNameColumn - global unitValueColumn - global unitSymbolColumn - global unitModel - - #Determine which column requires sorting - if col is unitNameColumn: - selectedUnitColumn = 0 - unitNameColumn.set_sort_indicator(True) - unitValueColumn.set_sort_indicator(False) - unitSymbolColumn.set_sort_indicator(False) - unitNameColumn.set_sort_order(not evil_globals.unit_sort_direction) - elif col is unitValueColumn: - selectedUnitColumn = 1 - unitNameColumn.set_sort_indicator(False) - unitValueColumn.set_sort_indicator(True) - unitSymbolColumn.set_sort_indicator(False) - unitValueColumn.set_sort_order(not evil_globals.value_sort_direction) - elif col is unitSymbolColumn: - selectedUnitColumn = 2 - unitNameColumn.set_sort_indicator(False) - unitValueColumn.set_sort_indicator(False) - unitSymbolColumn.set_sort_indicator(True) - unitSymbolColumn.set_sort_order(not evil_globals.units_sort_direction) - else: - assert False, "Unknown column: %s" % (col.get_title(), ) - - #declare a spot to hold the sorted list - sorted_list = [] - - #point to the first row - iter = unitModel.get_iter_first() - row = 0 - - while iter: - #grab all text from columns for sorting - - #get the text from each column - unit_text = unitModel.get_value(iter, 0) - units_text = unitModel.get_value(iter, 2) - - #do not bother sorting if the value column is empty - if unitModel.get_value(iter, 1) == '' and selectedUnitColumn == 1: - return +class Gonvert(object): - #special sorting exceptions for ascii values (instead of float values) - if evil_globals.selected_category == "Computer Numbers": - value_text = unitModel.get_value(iter, 1) + _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 + + 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._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: - if unitModel.get_value(iter, 1) == None or unit_model.get_value(iter, 1) == '': - value_text = '' - else: - value_text = float(unitModel.get_value(iter, 1)) + _moduleLogger.error("UI Descriptor not found!") + gtk.main_quit() + return - if selectedUnitColumn == 0: - sorted_list.append((unit_text, value_text, units_text)) - elif selectedUnitColumn == 1: - sorted_list.append((value_text, unit_text, units_text)) + 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, 'toolsMenuItem', _('Tools')) + change_menu_label(widgets, 'clearSelectionMenuItem', _('Clear selections')) + change_menu_label(widgets, 'helpMenuItem', _('Help')) + change_menu_label(widgets, 'aboutMenuItem', _('About')) + change_menu_label(widgets, 'findButton', _('Find')) + + self._shortlistcheck = widgets.get_widget('shortlistcheck') + self._toggleShortList = widgets.get_widget('toggleShortList') + + 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') + + #insert a self._categoryColumnumn into the units list even though the heading will not be seen + renderer = gtk.CellRendererText() + renderer.set_property("ellipsize", pango.ELLIPSIZE_END) + renderer.set_property("width-chars", len("grams per cubic cm plus some")) + hildonize.set_cell_thumb_selectable(renderer) + self._unitNameColumn = gtk.TreeViewColumn(_('Name'), renderer) + self._unitNameColumn.set_property('resizable', 1) + self._unitNameColumn.add_attribute(renderer, '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() + hildonize.set_cell_thumb_selectable(renderer) + self._unitValueColumn = gtk.TreeViewColumn(_('Value'), renderer) + self._unitValueColumn.set_property('resizable', 1) + self._unitValueColumn.add_attribute(renderer, 'text', self.UNITS_VALUE_IDX) + self._unitValueColumn.set_clickable(True) + self._unitValueColumn.connect("clicked", self._on_click_unit_column) + self._unitsView.append_column(self._unitValueColumn) + + renderer = gtk.CellRendererText() + renderer.set_property("ellipsize", pango.ELLIPSIZE_END) + renderer.set_property("width-chars", len("G ohm plus some")) + hildonize.set_cell_thumb_selectable(renderer) + self._unitSymbolColumn = gtk.TreeViewColumn(_('Units'), renderer) + self._unitSymbolColumn.set_property('resizable', 1) + 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 + ) + 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._shortlistcheck.connect("toggled", self._on_shortlist_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("clearSelectionMenuItem").connect("activate", self._on_user_clear_selections) + widgets.get_widget("editShortListMenuItem").connect("activate", self._on_edit_shortlist) + 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: - sorted_list.append((units_text, value_text, unit_text)) - - #point to the next row in the unitModel - iter = unitModel.iter_next(iter) - row = row+1 - - #check if no calculations have been made yet (don't bother sorting) - if row == 0: - return - else: - if selectedUnitColumn == 0: - if not evil_globals.unit_sort_direction: - sorted_list.sort(lambda (x, xx, xxx), (y, yy, yyy): cmp(string.lower(x), string.lower(y))) - evil_globals.unit_sort_direction = True + 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: - sorted_list.sort(lambda (x, xx, xxx), (y, yy, yyy): cmp(string.lower(y), string.lower(x))) - evil_globals.unit_sort_direction = False - elif selectedUnitColumn == 1: - sorted_list.sort() - if not evil_globals.value_sort_direction: - evil_globals.value_sort_direction = True + 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: - sorted_list.reverse() - evil_globals.value_sort_direction = False + try: + categoryIndex = unit_data.UNIT_CATEGORIES.index(selectedCategoryName) + except ValueError: + _moduleLogger.warn("Unknown category: %s" % selectedCategoryName) + + self._categorySelectionButton.set_label(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 _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.set_label(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 not evil_globals.units_sort_direction: - sorted_list.sort(lambda (x, xx, xxx), (y, yy, yyy): cmp(string.lower(x), string.lower(y))) - evil_globals.units_sort_direction = True + if self._findIndex == len(self._find_result)-1: + self._findIndex = 0 else: - sorted_list.sort(lambda (x, xx, xxx), (y, yy, yyy): cmp(string.lower(y), string.lower(x))) - evil_globals.units_sort_direction = False + self._findIndex += 1 - #Clear out the previous list of units - unitModel = gtk.ListStore(gobject.TYPE_STRING, gobject.TYPE_STRING, gobject.TYPE_STRING) - unitsView.set_model(unitModel) - - #colourize each row differently for easier reading - unitsView.set_property('rules_hint', 1) - - #Clear out the description - text_model = gtk.TextBuffer(None) - unitDescription.set_buffer(text_model) - - if selectedUnitColumn == 0: - for unit, value, units in sorted_list: - iter = unitModel.append() - unitModel.set(iter, 0, unit, 1, str(value), 2, units) - elif selectedUnitColumn == 1: - for value, unit, units in sorted_list: - iter = unitModel.append() - unitModel.set(iter, 0, unit, 1, str(value), 2, units) + if not self._find_result: + self._findLabel.set_text('Text not found') else: - for units, value, unit in sorted_list: - iter = unitModel.append() - unitModel.set(iter, 0, unit, 1, str(value), 2, units) - return - - -def _on_click_category(row): - global unitModel, categoryModel - global unitDataInCategory, list_dic - - #Clear out the previous list of units - unitModel = gtk.ListStore(gobject.TYPE_STRING, gobject.TYPE_STRING, gobject.TYPE_STRING) - unitsView.set_model(unitModel) - - #Colourize each row alternately for easier reading - unitsView.set_property('rules_hint', 1) - - #Clear out the description - text_model = gtk.TextBuffer(None) - unitDescription.set_buffer(text_model) - - #Determine the contents of the selected category row - selected, iter = row.get_selection().get_selected() - - evil_globals.selected_category = categoryModel.get_value(iter, 0) - - evil_globals.unit_sort_direction = False - evil_globals.value_sort_direction = False - evil_globals.units_sort_direction = False - unitNameColumn.set_sort_indicator(False) - unitValueColumn.set_sort_indicator(False) - unitSymbolColumn.set_sort_indicator(False) - - unitDataInCategory = unit_data.list_dic[selected.get_value(iter, 0)] - keys = unitDataInCategory.keys() - keys.sort() - del keys[0] # do not display .base_unit description key - - #Fill up the units descriptions and clear the value cells - for key in keys: - iter = unitModel.append() - unitModel.set(iter, 0, key, 1, '', 2, unitDataInCategory[key][1]) - - unitName.set_text('') - unitValue.set_text('') - previousUnitName.set_text('') - previousUnitValue.set_text('') - unitSymbol.set_text('') - previousUnitSymbol.set_text('') - - restore_units() - - -def restore_units(): - global unitDataInCategory, list_dic - - # Restore the previous historical settings of previously selected units in this newly selected category - #Since category has just been clicked, the list will be sorted already. - if evil_globals.selected_category in evil_globals.selected_units: - if evil_globals.selected_units[evil_globals.selected_category][0]: - ''"debug ''" - #evil_globals.selected_units[evil_globals.selected_category] = [selected_unit, evil_globals.selected_units[evil_globals.selected_category][0]] - - units = unit_data.list_dic[evil_globals.selected_category].keys() - units.sort() - del units[0] # do not display .base_unit description key - - #Restore oldest selection first. - if evil_globals.selected_units[evil_globals.selected_category][1]: - unit_no = 0 - for unit in units: - if unit == evil_globals.selected_units[evil_globals.selected_category][1]: - unitsView.set_cursor(unit_no, unitNameColumn, True) - unit_no = unit_no+1 - - #Restore newest selection second. - unit_no = 0 - for unit in units: - if unit == evil_globals.selected_units[evil_globals.selected_category][0]: - unitsView.set_cursor(unit_no, unitNameColumn, True) - unit_no = unit_no+1 - - # select the text so user can start typing right away - unitValue.grab_focus() - unitValue.select_region(0, -1) - - -def _on_button_released(row, a): - click_unit(row) - - -def _on_click_unit(row): - evil_globals.calcsuppress = 1 #suppress calculations - - #Determine the contents of the selected row. - selected, iter = unitsView.get_selection().get_selected() - - selected_unit = selected.get_value(iter, 0) - - unit_spec = unitDataInCategory[selected_unit] - - #Clear out the description - text_model = gtk.TextBuffer(None) - unitDescription.set_buffer(text_model) - - enditer = text_model.get_end_iter() - text_model.insert(enditer, unit_spec[2]) - - if unitName.get_text() != selected_unit: - previousUnitName.set_text(unitName.get_text()) - previousUnitValue.set_text(unitValue.get_text()) - if unitSymbol.get() == None: - previousUnitSymbol.set_text('') + 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: - previousUnitSymbol.set_text(unitSymbol.get()) - unitName.set_text(selected_unit) - - unitValue.set_text(selected.get_value(iter, 1)) + if self._findIndex == 0: + self._findIndex = len(self._find_result)-1 + else: + self._findIndex -= 1 - unitSymbol.set_text(unit_spec[1]) # put units into label text - if unitValue.get_text() == '': - if evil_globals.selected_category == "Computer Numbers": - unitValue.set_text("0") + if not self._find_result: + self._findLabel.set_text('Text not found') else: - unitValue.set_text("0.0") - - #For historical purposes, record this unit as the most recent one in this category. - # Also, if a previous unit exists, then shift that previous unit to oldest unit. - if evil_globals.selected_category in evil_globals.selected_units: - if evil_globals.selected_units[evil_globals.selected_category][0]: - evil_globals.selected_units[evil_globals.selected_category] = [selected_unit, evil_globals.selected_units[evil_globals.selected_category][0]] - else: - evil_globals.selected_units[evil_globals.selected_category] = [selected_unit, ''] - - # select the text so user can start typing right away - unitValue.grab_focus() - unitValue.select_region(0, -1) - - evil_globals.calcsuppress = 0 #enable calculations - - -def _on_user_write_units(a): - ''"Write the list of categories and units to stdout for documentation purposes.''" - messagebox_model = gtk.TextBuffer(None) - messageboxtext.set_buffer(messagebox_model) - messagebox_model.insert_at_cursor(_(u'The units are being written to stdout. You can capture this printout by starting gonvert from the command line as follows: \n$ gonvert > file.txt'), -1) - messagebox.show() - while gtk.events_pending(): - gtk.mainiteration(False) - category_keys = unit_data.list_dic.keys() - category_keys.sort() - total_categories = 0 - total_units = 0 - print 'gonvert-%s%s' % ( - constants.__version__, - _(u' - Unit Conversion Utility - Convertible units listing: ') - ) - for category_key in category_keys: - total_categories = total_categories + 1 - print category_key, ": " - unitDataInCategory = unit_data.list_dic[category_key] - unit_keys = unitDataInCategory.keys() - unit_keys.sort() - del unit_keys[0] # do not display .base_unit description key - for unit_key in unit_keys: - total_units = total_units + 1 - print "\t", unit_key - print total_categories, ' categories' - print total_units, ' units' - messagebox_model = gtk.TextBuffer(None) - messageboxtext.set_buffer(messagebox_model) - messagebox_model.insert_at_cursor(_(u'The units list has been written to stdout. You can capture this printout by starting gonvert from the command line as follows: \n$ gonvert > file.txt'), -1) - - -class Ccalculate(object): - - def top(self, a): - global unitModel - global testvalue - - if evil_globals.calcsuppress == 1: - #evil_globals.calcsuppress = 0 - return - # determine if value to be calculated is empty - if evil_globals.selected_category == "Computer Numbers": - if unitValue.get_text() == '': - value = '0' - else: - value = unitValue.get_text() + 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: - if unitValue.get_text() == '': - value = 0.0 - else: - value = float(unitValue.get_text()) - - if unitName.get_text() != '': - func, arg = unitDataInCategory[unitName.get_text()][0] #retrieve the conversion function and value from the selected unit - base = apply(func.to_base, (value, arg, )) #determine the base unit value - - keys = unitDataInCategory.keys() - keys.sort() - del keys[0] - row = 0 - - #point to the first row - iter = unitModel.get_iter_first() - - while iter: - #get the formula from the name at the row - func, arg = unitDataInCategory[unitModel.get_value(iter, 0)][0] - - #set the result in the value column - unitModel.set(iter, 1, str(apply(func.from_base, (base, arg, )))) + self._searchLayout.show() + self._findEntry.grab_focus() - #point to the next row in the unitModel - iter = unitModel.iter_next(iter) + def _unit_model_cmp(self, sortedModel, leftItr, rightItr): + leftUnitText = self._unitModel.get_value(leftItr, 0) + rightUnitText = self._unitModel.get_value(rightItr, 0) + return cmp(leftUnitText, rightUnitText) - # if the second row has a unit then update its value - if previousUnitName.get_text() != '': - evil_globals.calcsuppress = 1 - func, arg = unitDataInCategory[previousUnitName.get_text()][0] - previousUnitValue.set_text(str(apply(func.from_base, (base, arg, )))) - evil_globals.calcsuppress = 0 + def _symbol_model_cmp(self, sortedModel, leftItr, rightItr): + leftSymbolText = self._unitModel.get_value(leftItr, 2) + rightSymbolText = self._unitModel.get_value(rightItr, 2) + return cmp(leftSymbolText, rightSymbolText) - def bottom(self, a): - if evil_globals.calcsuppress == 1: - #evil_globals.calcsuppress = 0 - return - # determine if value to be calculated is empty - if evil_globals.selected_category == "Computer Numbers": - if previousUnitValue.get_text() == '': + 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, 1) + rightValue = self._unitModel.get_value(rightItr, 1) + else: + leftValueText = self._unitModel.get_value(leftItr, 1) + leftValue = float(leftValueText) if leftValueText else 0.0 + + rightValueText = self._unitModel.get_value(rightItr, 1) + 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._unitValueColumn, "_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() + for key in unit_data.get_units(self._selectedCategoryName): + iter = self._unitModel.append() + self._unitModel.set(iter, 0, key, 1, '', 2, self._unitDataInCategory[key][1]) + self._sortedUnitModel.sort_column_changed() + + 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 = previousUnitValue.get_text() + value = userEntry else: - if previousUnitValue.get_text() == '': + if userEntry == '': value = 0.0 else: - value = float(previousUnitValue.get_text()) + value = float(userEntry) + return value + + def _on_shortlist_changed(self, *args): + try: + raise NotImplementedError("%s" % self._shortlistcheck.get_active()) + except Exception: + _moduleLogger.exception("_on_shortlist_changed") + + def _on_edit_shortlist(self, *args): + try: + raise NotImplementedError("%s" % self._toggleShortList.get_active()) + except Exception: + _moduleLogger.exception("_on_edit_shortlist") + + def _on_user_clear_selections(self, *args): + try: + selectionsDatPath = "/".join((constants._data_path_, "selections.dat")) + os.remove(selectionsDatPath) + self._defaultUnitForCategory = {} + except Exception: + _moduleLogger.exception("_on_user_clear_selections") + + 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() + 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, 0) + 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, 1)) + 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 previousUnitName.get_text() != '': - func, arg = unitDataInCategory[previousUnitName.get_text()][0] #retrieve the conversion function and value from the selected unit - base = apply(func.to_base, (value, arg, )) #determine the base unit value + 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) - keys = unitDataInCategory.keys() - keys.sort() - del keys[0] - row = 0 + #point to the first row + for row in self._unitModel: + func, arg = self._unitDataInCategory[row[0]][0] + row[1] = str(func.from_base(base, arg)) + + # 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, ))) + 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 - iter = unitModel.get_iter_first() - - while iter: - #get the formula from the name at the row - func, arg = unitDataInCategory[unitModel.get_value(iter, 0)][0] - - #set the result in the value column - unitModel.set(iter, 1, str(apply(func.from_base, (base, arg, )))) - - #point to the next row in the unitModel - iter = unitModel.iter_next(iter) - - # if the second row has a unit then update its value - if unitName.get_text() != '': - evil_globals.calcsuppress = 1 - func, arg = unitDataInCategory[unitName.get_text()][0] - unitValue.set_text(str(apply(func.from_base, (base, arg, )))) - evil_globals.calcsuppress = 0 - - -def main(): - global mainWindow - global categoryView - global categoryModel - global unitValue - global unitName - global unitSymbol - global unitsView - global calculate - global shortlistcheck - global about_box - global unitDescription - global unitNameColumn - global unitValueColumn - global unitSymbolColumn - global previousUnitName - global previousUnitValue - global previousUnitSymbol - global findLabel - global findEntry - global categoryColumn - global toggleShortList + for row in self._unitModel: + func, arg = self._unitDataInCategory[row[0]][0] + row[1] = str(func.from_base(base, arg)) + + # Update the primary unit entry + func, arg = self._unitDataInCategory[self._unitName.get_text()][0] + self._unitValue.set_text(str(func.from_base(base, arg, ))) + 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 "]) + 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() - logging.basicConfig(level = logging.DEBUG) +if __name__ == "__main__": + logging.basicConfig(level = logging.DEBUG) try: os.makedirs(constants._data_path_) except OSError, e: if e.errno != 17: raise - #check to see if glade file is in current directory (user must be running from download untar directory) - _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/lib/gonvert/gonvert.glade', - ] - for gladePath in _glade_files: - if os.path.isfile(gladePath): - homepath = os.path.dirname(gladePath) - pixmapspath = "/".join((homepath, "pixmaps")) - widgets = gtk.glade.XML(gladePath) - break - else: - return - - calculate = Ccalculate() - mainWindow = widgets.get_widget('mainWindow') - - #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): - #Retrieving previous window settings from ~/.gonvert/window.dat - saved_window = pickle.load(open(windowDatPath, "r")) - #If the 'size' has been stored, then extract size from saved_window. - if 'size' in saved_window: - a, b = saved_window['size'] - mainWindow.resize(a, b) - else: - #Maximize if no previous size was found - #mainWindow.maximize() - pass - else: - #Maximize if no previous window.dat file was found - #mainWindow.maximize() - pass - - mainWindow.set_title('gonvert- %s - Unit Conversion Utility' % constants.__version__) - iconPath = pixmapspath + '/gonvert.png' - if os.path.exists(iconPath): - mainWindow.set_icon(gtk.gdk.pixbuf_new_from_file(iconPath)) - else: - _moduleLogger.warn("Error: Could not find gonvert icon: %s" % iconPath) - - #--------- connections to GUI ---------------- - dic = { - "on_exitMenuItem_activate": _on_user_exit, - "on_mainWindow_destroy": _on_user_exit, - "on_categoryView_select_row": _on_click_category, - "on_unitsView__on_click_unit_column": _on_click_unit_column, - "on_unitValue_changed": calculate.top, - "on_previousUnitValue_changed": calculate.bottom, - "on_writeUnitsMenuItem_activate": _on_user_write_units, - "on_findButton_clicked": _on_user_find_units, - "on_findEntry_key_press_event": _on_find_key_press, - "on_findEntry_changed": findEntry_changed, - "on_aboutMenuItem_activate": _on_about_clicked, - "on_about_close_clicked": _on_about_hide, - "on_messagebox_ok_clicked": messagebox_ok_clicked, - "on_clearSelectionMenuItem_activate": _on_user_clear_selections, - "on_unitsView_cursor_changed": _on_click_unit, - "on_unitsView_button_released": _on_button_released, - "on_shortlistcheck_toggled": _on_shortlist_changed, - "on_toggleShortList_activate": _on_edit_shortlist, - } - - widgets.signal_autoconnect(dic) - mainWindow.connect("destroy", _on_user_exit) - - def change_menu_label(labelname, newtext): - item_label = widgets.get_widget(labelname).get_children()[0] - item_label.set_text(newtext) - - def change_label(labelname, newtext): - item_label = widgets.get_widget(labelname) - item_label.set_text(newtext) - - change_menu_label('fileMenuItem', _('File')) - change_menu_label('exitMenuItem', _('Exit')) - change_menu_label('toolsMenuItem', _('Tools')) - change_menu_label('clearSelectionMenuItem', _('Clear selections')) - change_menu_label('writeUnitsMenuItem', _('Write Units')) - change_menu_label('helpMenuItem', _('Help')) - change_menu_label('aboutMenuItem', _('About')) - - change_menu_label('findButton', _('Find')) - - shortlistcheck = widgets.get_widget('shortlistcheck') - toggleShortList = widgets.get_widget('toggleShortList') - - categoryView = widgets.get_widget('categoryView') - - unitsView = widgets.get_widget('unitsView') - unitsView_selection = unitsView.get_selection() - - unitName = widgets.get_widget('unitName') - unitValue = widgets.get_widget('unitValue') - previousUnitName = widgets.get_widget('previousUnitName') - previousUnitValue = widgets.get_widget('previousUnitValue') - about_box = widgets.get_widget('about_box') - messagebox = widgets.get_widget('msgbox') - messageboxtext = widgets.get_widget('msgboxtext') - - about_image = widgets.get_widget('about_image') - about_image.set_from_file(pixmapspath +'gonvert.png') - versionlabel = widgets.get_widget('versionlabel') - versionlabel.set_text(constants.__version__) - - unitSymbol = widgets.get_widget('unitSymbol') - previousUnitSymbol = widgets.get_widget('previousUnitSymbol') - - unitDescription = widgets.get_widget('unitDescription') - - findEntry = widgets.get_widget('findEntry') - findLabel = widgets.get_widget('findLabel') - - #insert a categoryColumnumn into the units list even though the heading will not be seen - renderer = gtk.CellRendererText() - unitNameColumn = gtk.TreeViewColumn(_('Unit Name'), renderer) - unitNameColumn.set_property('resizable', 1) - unitNameColumn.add_attribute(renderer, 'text', 0) - unitNameColumn.set_clickable(True) - unitNameColumn.connect("clicked", _on_click_unit_column) - unitsView.append_column(unitNameColumn) - - unitValueColumn = gtk.TreeViewColumn(_('Value'), renderer) - unitValueColumn.set_property('resizable', 1) - unitValueColumn.add_attribute(renderer, 'text', 1) - unitValueColumn.set_clickable(True) - unitValueColumn.connect("clicked", _on_click_unit_column) - unitsView.append_column(unitValueColumn) - - unitSymbolColumn = gtk.TreeViewColumn(_('Units'), renderer) - unitSymbolColumn.set_property('resizable', 1) - unitSymbolColumn.add_attribute(renderer, 'text', 2) - unitSymbolColumn.set_clickable(True) - unitSymbolColumn.connect("clicked", _on_click_unit_column) - unitsView.append_column(unitSymbolColumn) - - #Insert a column into the category list even though the heading will not be seen - renderer = gtk.CellRendererText() - categoryColumn = gtk.TreeViewColumn('Title', renderer) - categoryColumn.set_property('resizable', 1) - categoryColumn.add_attribute(renderer, 'text', 0) - categoryView.append_column(categoryColumn) - - categoryModel = gtk.ListStore(gobject.TYPE_STRING) - categoryView.set_model(categoryModel) - #colourize each row differently for easier reading - categoryView.set_property('rules_hint', 1) - - #Populate the catagories list - keys = unit_data.list_dic.keys() - keys.sort() - for key in keys: - iter = categoryModel.append() - categoryModel.set(iter, 0, key) - - ToolTips = gtk.Tooltips() - findButton = widgets.get_widget('findButton') - ToolTips.set_tip(findButton, _(u'Find unit (F6)')) - - #Restore selections from previously saved settings if it exists and is valid. - historical_catergory_found = False - selectionsDatPath = "/".join((constants._data_path_, "selections.dat")) - if os.path.exists(selectionsDatPath): - #Retrieving previous selections from ~/.gonvert/selections.dat - selections = pickle.load(open(selectionsDatPath, 'r')) - #Restoring previous selections. - # - #Make a list of categories to determine which one to select - categories = unit_data.list_dic.keys() - categories.sort() - # - #If the 'selected_unts' has been stored, then extract evil_globals.selected_units from selections. - if 'selected_units' in selections: - evil_globals.selected_units = selections['selected_units'] - #Make sure that the 'evil_globals.selected_category' has been stored. - if 'selected_category' in selections: - #Match an available category to the previously selected category. - for counter in range(len(categories)): - if selections['selected_category'] == categories[counter]: - # Restore the previously selected category. - categoryView.set_cursor(counter, categoryColumn, False) - categoryView.grab_focus() - historical_catergory_found = True - - if not historical_catergory_found: - print "Couldn't find saved category, using default." - #If historical records were not kept then default to - # put the focus on the first category - categoryView.set_cursor(0, categoryColumn, False) - categoryView.grab_focus() - - restore_units() - - gtk.main() - - -if __name__ == "__main__": - main() + run_gonvert()