1 from config.config import *
2 from model.projects import Projects
6 from log.logging import logger
7 from e32 import Ao_lock, in_emulator
8 from key_codes import *
14 for k, v in cfg.items():
15 v = cfg.format_value(v)
16 if isinstance(v, int) or isinstance(v, long):
19 elif isinstance(v, list) or isinstance(v, tuple):
21 if not isinstance(item, unicode):
22 raise Exception("list can contain only unicode objects, "\
23 "object %r is not supported" % item)
26 elif isinstance(v, unicode):
29 raise Exception("%s has non-supported value" % k)
31 fields.append((unicode(k), tname, v))
34 form = appuifw.Form(fields=fields, flags=appuifw.FFormEditModeOnly | \
35 appuifw.FFormDoubleSpaced)
40 form.save_hook = save_hook
44 # return true if user saved, false otherwise
48 for label, tname, value in form:
50 value = (value[0], int(value[1]))
52 cfg[str(label)] = cfg.parse_value(value)
60 def applicable_functions(obj,allowed_function_names):
61 function_names = [function_name for function_name in dir(obj) if function_name in allowed_function_names]
62 return [eval('obj.%s'%function_name) for function_name in function_names]
64 def get_key(key_name):
68 key=eval('EKey%s'%key_name)
72 return filter(lambda entry:entry[0:4]=='EKey',dir(key_codes))
92 object.old_gui = appuifw.app.body
93 object.old_menu = appuifw.app.menu
94 object.old_exit_key_handler = appuifw.app.exit_key_handler
95 object.old_title=appuifw.app.title
96 object.lock = Ao_lock()
98 def restore_gui(object):
99 appuifw.app.body = object.old_gui
100 appuifw.app.menu = object.old_menu
101 appuifw.app.exit_key_handler = object.old_exit_key_handler
102 appuifw.app.title = object.old_title
105 class ListView(object):
107 self.view = appuifw.Listbox(self.items(),self.change_entry)
109 def set_title(self, title):
112 def change_entry(self):
116 self.adjustment = None
117 appuifw.app.screen=COMMON_CONFIG['screen'].encode('utf-8')
119 appuifw.app.title=self.title
120 appuifw.app.body=self.view
121 appuifw.app.exit_key_handler=self.exit
124 while not self.exit_flag:
131 self.exit_flag = True
134 def update(self,subject=None):
135 #logger.log(u'Updated %s'%repr(self))
140 def index_changed(self,adjustment=None):
142 index = self.selected_index() + adjustment
144 index = self.selected_index()
146 index = len(self.widgets) - 1
147 if index >= len(self.widgets):
149 self.set_bindings_for_selection(index)
152 appuifw.app.menu=self.get_menu_entries()
154 def set_index(self,index):
155 if index > len(self.widgets):
156 index = len(self.widgets)
159 self.view.set_list(self.items(),index)
161 def selected_index(self):
162 return self.view.current()
165 class WidgetBasedListView(ListView):
167 self.widgets = self.generate_widgets()
168 super(WidgetBasedListView,self).__init__()
169 self.exit_flag = False
173 self.set_bindings_for_selection(0)
176 def notify(self,object,attribute,new=None,old=None):
179 self.widgets = self.generate_widgets()
180 self.redisplay_widgets()
181 super(WidgetBasedListView,self).refresh()
182 def redisplay_widgets(self):
183 self.set_index(self.selected_index())
185 return self.all_widget_texts()
186 def all_widget_texts(self):
187 return [entry.list_repr() for entry in self.widgets]
191 def current_widget(self):
192 return self.widgets[self.selected_index()]
195 class KeyBindingView(object):
198 self.binding_map = {}
200 def set_keybindings(self, binding_map):
202 Set a new map of key bindings. This map maps method names to a
203 tuple of keyname and description.
205 The method name refers to a method on the selected item, or the
208 Example: { 'search_item' : ('0', 'Search item') }
211 self.binding_map = binding_map
213 def get_menu_entries(self):
215 for key,key_name,description,function in self.key_and_menu_bindings(self.selected_index()):
216 if description != '':
218 if key_name == 'Backspace': key_name='C'
219 description='[%s] '%key_name +description
221 description=' '+description
222 menu_entries.append((description,function))
223 menu_entries.append((u'Exit', self.exit))
225 def set_bindings_for_selection(self,selected_index):
226 self.remove_all_key_bindings()
228 for key,key_name,description,function in self.key_and_menu_bindings(selected_index):
230 self.view.bind(key,function)
231 self.view.bind(EKeyUpArrow,lambda: self.index_changed(-1))
232 self.view.bind(EKeyDownArrow,lambda: self.index_changed(1))
234 def remove_all_key_bindings(self):
235 for key in all_key_values():
236 self.view.bind(key,no_action)
238 class SearchableListView(WidgetBasedListView):
240 self.current_entry_filter_index = -1
241 self.entry_filters = []
242 self.filtered_list = lambda:[]
244 super(SearchableListView,self).__init__()
246 def set_filters(self, entry_filters):
248 Set the filters that could be applied to this list. Each filter
249 can be applied in turn by calling switch_entry_filter (for
250 example from a key binding).
252 The entry_filters argument should be a list of filters. The
253 active filter is stored into self.filtered_list and should be
254 processed by generate_widgets in the subclass.
256 self.current_entry_filter_index = 0
257 self.entry_filters = entry_filters
258 self.filtered_list = self.entry_filters[0]
260 def search_item(self):
261 selected_item = appuifw.selection_list(self.all_widget_texts(),search_field=1)
262 if selected_item == None or selected_item == -1:
263 selected_item = self.selected_index()
264 self.view.set_list(self.items(),selected_item)
265 self.set_bindings_for_selection(selected_item)
267 def switch_entry_filter(self):
268 self.current_entry_filter_index += 1
269 self.filtered_list = self.entry_filters[self.current_entry_filter_index % len(self.entry_filters)]
273 class EditableListView(SearchableListView,KeyBindingView):
275 KeyBindingView.__init__(self)
276 super(EditableListView, self).__init__()
278 def key_and_menu_bindings(self,selected_index):
279 key_and_menu_bindings=[]
280 for function in applicable_functions(self.widgets[selected_index],self.binding_map)+\
281 applicable_functions(self,self.binding_map):
282 execute_and_update_function = self.execute_and_update(function)
283 (key,description) = self.binding_map[function.__name__]
284 key_and_menu_bindings.append((get_key(key),key,description,execute_and_update_function))
285 return key_and_menu_bindings
287 def change_entry(self):
288 self.current_widget().change()
290 def execute_and_update(self,function):
291 return lambda: (function(),self.refresh(),self.index_changed())
293 def notify(self,item,attribute,new=None,old=None):
296 #class DisplayableFunction:
297 # def __init__(self,display_name,function):
298 # self.display_name = display_name
299 # self.function = function
300 # def list_repr(self):
301 # return self.display_name
306 __all__= ('EditableListView','show_config')