lib/python/Screens/VirtualKeyBoard.py

   1 # -*- coding: iso-8859-1 -*-
   2 from Components.Language import language
   3 from Components.ActionMap import ActionMap
   4 from Components.Label import Label
   5 from Components.Pixmap import Pixmap
   6 from Components.MenuList import MenuList
   7 from Components.MultiContent import MultiContentEntryText, MultiContentEntryPixmapAlphaTest
   8 from enigma import eListboxPythonMultiContent, gFont, RT_HALIGN_CENTER, RT_VALIGN_CENTER
   9 from Screen import Screen
  10 from Tools.Directories import resolveFilename, SCOPE_CURRENT_SKIN
  11 from Tools.LoadPixmap import LoadPixmap
  12
  13 class VirtualKeyBoardList(MenuList):
  14         def __init__(self, list, enableWrapAround=False):
  15                 MenuList.__init__(self, list, enableWrapAround, eListboxPythonMultiContent)
  16                 self.l.setFont(0, gFont("Regular", 28))
  17                 self.l.setItemHeight(45)
  18
  19 def VirtualKeyBoardEntryComponent(keys, selectedKey,shiftMode=False):
  20         key_backspace = LoadPixmap(cached=True, path=resolveFilename(SCOPE_CURRENT_SKIN, "skin_default/vkey_backspace.png"))
  21         key_bg = LoadPixmap(cached=True, path=resolveFilename(SCOPE_CURRENT_SKIN, "skin_default/vkey_bg.png"))
  22         key_clr = LoadPixmap(cached=True, path=resolveFilename(SCOPE_CURRENT_SKIN, "skin_default/vkey_clr.png"))
  23         key_esc = LoadPixmap(cached=True, path=resolveFilename(SCOPE_CURRENT_SKIN, "skin_default/vkey_esc.png"))
  24         key_ok = LoadPixmap(cached=True, path=resolveFilename(SCOPE_CURRENT_SKIN, "skin_default/vkey_ok.png"))
  25         key_sel = LoadPixmap(cached=True, path=resolveFilename(SCOPE_CURRENT_SKIN, "skin_default/vkey_sel.png"))
  26         key_shift = LoadPixmap(cached=True, path=resolveFilename(SCOPE_CURRENT_SKIN, "skin_default/vkey_shift.png"))
  27         key_shift_sel = LoadPixmap(cached=True, path=resolveFilename(SCOPE_CURRENT_SKIN, "skin_default/vkey_shift_sel.png"))
  28         key_space = LoadPixmap(cached=True, path=resolveFilename(SCOPE_CURRENT_SKIN, "skin_default/vkey_space.png"))
  29         res = [ (keys) ]
  30
  31         x = 0
  32         count = 0
  33         if shiftMode:
  34                 shiftkey_png = key_shift_sel
  35         else:
  36                 shiftkey_png = key_shift
  37         for key in keys:
  38                 width = None
  39                 if key == "EXIT":
  40                         width = key_esc.size().width()
  41                         res.append(MultiContentEntryPixmapAlphaTest(pos=(x, 0), size=(width, 45), png=key_esc))
  42                 elif key == "BACKSPACE":
  43                         width = key_backspace.size().width()
  44                         res.append(MultiContentEntryPixmapAlphaTest(pos=(x, 0), size=(width, 45), png=key_backspace))
  45                 elif key == "CLEAR":
  46                         width = key_clr.size().width()
  47                         res.append(MultiContentEntryPixmapAlphaTest(pos=(x, 0), size=(width, 45), png=key_clr))
  48                 elif key == "SHIFT":
  49                         width = shiftkey_png.size().width()
  50                         res.append(MultiContentEntryPixmapAlphaTest(pos=(x, 0), size=(width, 45), png=shiftkey_png))
  51                 elif key == "SPACE":
  52                         width = key_space.size().width()
  53                         res.append(MultiContentEntryPixmapAlphaTest(pos=(x, 0), size=(width, 45), png=key_space))
  54                 elif key == "OK":
  55                         width = key_ok.size().width()
  56                         res.append(MultiContentEntryPixmapAlphaTest(pos=(x, 0), size=(width, 45), png=key_ok))
  57                 #elif key == "<-":
  58                 #       res.append(MultiContentEntryPixmapAlphaTest(pos=(x, 0), size=(45, 45), png=key_left))
  59                 #elif key == "->":
  60                 #       res.append(MultiContentEntryPixmapAlphaTest(pos=(x, 0), size=(45, 45), png=key_right))
  61
  62                 else:
  63                         width = key_bg.size().width()
  64                         res.extend((
  65                                 MultiContentEntryPixmapAlphaTest(pos=(x, 0), size=(width, 45), png=key_bg),
  66                                 MultiContentEntryText(pos=(x, 0), size=(width, 45), font=0, text=key.encode("utf-8"), flags=RT_HALIGN_CENTER | RT_VALIGN_CENTER)
  67                         ))
  68
  69                 if selectedKey == count:
  70                         width = key_sel.size().width()
  71                         res.append(MultiContentEntryPixmapAlphaTest(pos=(x, 0), size=(width, 45), png=key_sel))
  72
  73                 if width is not None:
  74                         x += width
  75                 else:
  76                         x += 45
  77                 count += 1
  78
  79         return res
  80
  81
  82 class VirtualKeyBoard(Screen):
  83
  84         def __init__(self, session, title="", text=""):
  85                 Screen.__init__(self, session)
  86                 self.keys_list = []
  87                 self.shiftkeys_list = []
  88                 self.lang = language.getLanguage()
  89                 if self.lang == 'de_DE':
  90                         self.keys_list = [
  91                                 [u"EXIT", u"1", u"2", u"3", u"4", u"5", u"6", u"7", u"8", u"9", u"0", u"BACKSPACE"],
  92                                 [u"q", u"w", u"e", u"r", u"t", u"z", u"u", u"i", u"o", u"p", u"ü", u"+"],
  93                                 [u"a", u"s", u"d", u"f", u"g", u"h", u"j", u"k", u"l", u"ö", u"ä", u"#"],
  94                                 [u"<", u"y", u"x", u"c", u"v", u"b", u"n", u"m", u",", ".", u"-", u"CLEAR"],
  95                                 [u"SHIFT", u"SPACE", u"@", u"ß", u"OK"]]
  96
  97                         self.shiftkeys_list = [
  98                                 [u"EXIT", u"!", u'"', u"§", u"$", u"%", u"&", u"/", u"(", u")", u"=", u"BACKSPACE"],
  99                                 [u"Q", u"W", u"E", u"R", u"T", u"Z", u"U", u"I", u"O", u"P", u"Ü", u"*"],
 100                                 [u"A", u"S", u"D", u"F", u"G", u"H", u"J", u"K", u"L", u"Ö", u"Ä", u"'"],
 101                                 [u">", u"Y", u"X", u"C", u"V", u"B", u"N", u"M", u";", u":", u"_", u"CLEAR"],
 102                                 [u"SHIFT", u"SPACE", u"?", u"\\", u"OK"]]
 103
 104                 elif self.lang == 'es_ES':
 105                         #still missing keys (u"ùÙ")
 106                         self.keys_list = [
 107                                 [u"EXIT", u"1", u"2", u"3", u"4", u"5", u"6", u"7", u"8", u"9", u"0", u"BACKSPACE"],
 108                                 [u"q", u"w", u"e", u"r", u"t", u"z", u"u", u"i", u"o", u"p", u"ú", u"+"],
 109                                 [u"a", u"s", u"d", u"f", u"g", u"h", u"j", u"k", u"l", u"ó", u"á", u"#"],
 110                                 [u"<", u"y", u"x", u"c", u"v", u"b", u"n", u"m", u",", ".", u"-", u"CLEAR"],
 111                                 [u"SHIFT", u"SPACE", u"@", u"£", u"à", u"é", u"è", u"í", u"ì", u"ñ", u"ò", u"OK"]]
 112
 113                         self.shiftkeys_list = [
 114                                 [u"EXIT", u"!", u'"', u"§", u"$", u"%", u"&", u"/", u"(", u")", u"=", u"BACKSPACE"],
 115                                 [u"Q", u"W", u"E", u"R", u"T", u"Z", u"U", u"I", u"O", u"P", u"Ú", u"*"],
 116                                 [u"A", u"S", u"D", u"F", u"G", u"H", u"J", u"K", u"L", u"Ó", u"Á", u"'"],
 117                                 [u">", u"Y", u"X", u"C", u"V", u"B", u"N", u"M", u";", u":", u"_", u"CLEAR"],
 118                                 [u"SHIFT", u"SPACE", u"?", u"\\", u"À", u"É", u"È",  u"Í", u"Ì", u"Ñ", u"Ò", u"OK"]]
 119
 120                 elif self.lang in ('sv_SE', 'fi_FI'):
 121                         self.keys_list = [
 122                                 [u"EXIT", u"1", u"2", u"3", u"4", u"5", u"6", u"7", u"8", u"9", u"0", u"BACKSPACE"],
 123                                 [u"q", u"w", u"e", u"r", u"t", u"z", u"u", u"i", u"o", u"p", u"é", u"+"],
 124                                 [u"a", u"s", u"d", u"f", u"g", u"h", u"j", u"k", u"l", u"ö", u"ä", u"#"],
 125                                 [u"<", u"y", u"x", u"c", u"v", u"b", u"n", u"m", u",", ".", u"-", u"CLEAR"],
 126                                 [u"SHIFT", u"SPACE", u"@", u"ß", u"å", u"OK"]]
 127
 128                         self.shiftkeys_list = [
 129                                 [u"EXIT", u"!", u'"', u"§", u"$", u"%", u"&", u"/", u"(", u")", u"=", u"BACKSPACE"],
 130                                 [u"Q", u"W", u"E", u"R", u"T", u"Z", u"U", u"I", u"O", u"P", u"É", u"*"],
 131                                 [u"A", u"S", u"D", u"F", u"G", u"H", u"J", u"K", u"L", u"Ö", u"Ä", u"'"],
 132                                 [u">", u"Y", u"X", u"C", u"V", u"B", u"N", u"M", u";", u":", u"_", u"CLEAR"],
 133
 134                                 [u"SHIFT", u"SPACE", u"?", u"\\", u"Å", u"OK"]]
 135                 else:
 136                         self.keys_list = [
 137                                 [u"EXIT", u"1", u"2", u"3", u"4", u"5", u"6", u"7", u"8", u"9", u"0", u"BACKSPACE"],
 138                                 [u"q", u"w", u"e", u"r", u"t", u"z", u"u", u"i", u"o", u"p", u"+", u"@"],
 139                                 [u"a", u"s", u"d", u"f", u"g", u"h", u"j", u"k", u"l", u"#", u"\\"],
 140                                 [u"<", u"y", u"x", u"c", u"v", u"b", u"n", u"m", u",", ".", u"-", u"CLEAR"],
 141                                 [u"SHIFT", u"SPACE", u"OK"]]
 142
 143                         self.shiftkeys_list = [
 144                                 [u"EXIT", u"!", u'"', u"§", u"$", u"%", u"&", u"/", u"(", u")", u"=", u"BACKSPACE"],
 145                                 [u"Q", u"W", u"E", u"R", u"T", u"Z", u"U", u"I", u"O", u"P", u"*"],
 146                                 [u"A", u"S", u"D", u"F", u"G", u"H", u"J", u"K", u"L", u"'", u"?"],
 147                                 [u">", u"Y", u"X", u"C", u"V", u"B", u"N", u"M", u";", u":", u"_", u"CLEAR"],
 148                                 [u"SHIFT", u"SPACE", u"OK"]]
 149
 150                 self.shiftMode = False
 151                 self.text = text
 152                 self.selectedKey = 0
 153
 154                 self["header"] = Label(title)
 155                 self["text"] = Label(self.text)
 156                 self["list"] = VirtualKeyBoardList([])
 157
 158                 self["actions"] = ActionMap(["OkCancelActions", "WizardActions", "ColorActions"],
 159                         {
 160                                 "ok": self.okClicked,
 161                                 "cancel": self.exit,
 162                                 "left": self.left,
 163                                 "right": self.right,
 164                                 "up": self.up,
 165                                 "down": self.down,
 166                                 "red": self.backClicked,
 167                                 "green": self.ok
 168                         }, -2)
 169
 170                 self.onLayoutFinish.append(self.buildVirtualKeyBoard)
 171
 172                 self.max_key=47+len(self.keys_list[4])
 173
 174         def buildVirtualKeyBoard(self, selectedKey=0):
 175                 list = []
 176
 177                 if self.shiftMode:
 178                         self.k_list = self.shiftkeys_list
 179                         for keys in self.k_list:
 180                                 if selectedKey < 12 and selectedKey > -1:
 181                                         list.append(VirtualKeyBoardEntryComponent(keys, selectedKey,True))
 182                                 else:
 183                                         list.append(VirtualKeyBoardEntryComponent(keys, -1,True))
 184                                 selectedKey -= 12
 185                 else:
 186                         self.k_list = self.keys_list
 187                         for keys in self.k_list:
 188                                 if selectedKey < 12 and selectedKey > -1:
 189                                         list.append(VirtualKeyBoardEntryComponent(keys, selectedKey))
 190                                 else:
 191                                         list.append(VirtualKeyBoardEntryComponent(keys, -1))
 192                                 selectedKey -= 12
 193
 194                 self["list"].setList(list)
 195
 196
 197         def backClicked(self):
 198                 self.text = self["text"].getText()[:-1]
 199                 self["text"].setText(self.text)
 200
 201         def okClicked(self):
 202                 if self.shiftMode:
 203                         list = self.shiftkeys_list
 204                 else:
 205                         list = self.keys_list
 206
 207                 selectedKey = self.selectedKey
 208
 209                 text = None
 210
 211                 for x in list:
 212                         if selectedKey < 12:
 213                                 if selectedKey < len(x):
 214                                         text = x[selectedKey]
 215                                 break
 216                         else:
 217                                 selectedKey -= 12
 218
 219                 if text is None:
 220                         return
 221
 222                 text = text.encode("utf-8")
 223
 224                 if text == "EXIT":
 225                         self.close(None)
 226
 227                 elif text == "BACKSPACE":
 228                         self.text = self["text"].getText()[:-1]
 229                         self["text"].setText(self.text)
 230
 231                 elif text == "CLEAR":
 232                         self.text = ""
 233                         self["text"].setText(self.text)
 234
 235                 elif text == "SHIFT":
 236                         if self.shiftMode:
 237                                 self.shiftMode = False
 238                         else:
 239                                 self.shiftMode = True
 240
 241                         self.buildVirtualKeyBoard(self.selectedKey)
 242
 243                 elif text == "SPACE":
 244                         self.text += " "
 245                         self["text"].setText(self.text)
 246
 247                 elif text == "OK":
 248                         self.close(self["text"].getText())
 249
 250                 else:
 251                         self.text = self["text"].getText()
 252                         self.text += text
 253                         self["text"].setText(self.text)
 254
 255         def ok(self):
 256                 self.close(self["text"].getText())
 257
 258         def exit(self):
 259                 self.close(None)
 260
 261         def left(self):
 262                 self.selectedKey -= 1
 263
 264                 if self.selectedKey == -1:
 265                         self.selectedKey = 11
 266                 elif self.selectedKey == 11:
 267                         self.selectedKey = 23
 268                 elif self.selectedKey == 23:
 269                         self.selectedKey = 35
 270                 elif self.selectedKey == 35:
 271                         self.selectedKey = 47
 272                 elif self.selectedKey == 47:
 273                         self.selectedKey = self.max_key
 274
 275                 self.showActiveKey()
 276
 277         def right(self):
 278                 self.selectedKey += 1
 279
 280                 if self.selectedKey == 12:
 281                         self.selectedKey = 0
 282                 elif self.selectedKey == 24:
 283                         self.selectedKey = 12
 284                 elif self.selectedKey == 36:
 285                         self.selectedKey = 24
 286                 elif self.selectedKey == 48:
 287                         self.selectedKey = 36
 288                 elif self.selectedKey > self.max_key:
 289                         self.selectedKey = 48
 290
 291                 self.showActiveKey()
 292
 293         def up(self):
 294                 self.selectedKey -= 12
 295
 296                 if (self.selectedKey < 0) and (self.selectedKey > (self.max_key-60)):
 297                         self.selectedKey += 48
 298                 elif self.selectedKey < 0:
 299                         self.selectedKey += 60
 300
 301                 self.showActiveKey()
 302
 303         def down(self):
 304                 self.selectedKey += 12
 305
 306                 if (self.selectedKey > self.max_key) and (self.selectedKey > 59):
 307                         self.selectedKey -= 60
 308                 elif self.selectedKey > self.max_key:
 309                         self.selectedKey -= 48
 310
 311                 self.showActiveKey()
 312
 313         def showActiveKey(self):
 314                 self.buildVirtualKeyBoard(self.selectedKey)