skin.py

   1 from enigma import *
   2 import xml.dom.minidom
   3 from xml.dom import EMPTY_NAMESPACE
   4
   5 from Tools.XMLTools import elementsWithTag, mergeText
   6
   7 colorNames = dict()
   8
   9 def dump(x, i=0):
  10         print " " * i + str(x)
  11         try:
  12                 for n in x.childNodes:
  13                         dump(n, i + 1)
  14         except:
  15                 None
  16
  17 dom = xml.dom.minidom.parseString(
  18         """<skin>
  19
  20                 <colors>
  21                         <color name="white"     value="#ffffff" />
  22                         <color name="black"     value="#000000" />
  23                         <color name="dark"      value="#294a6b" />
  24
  25                         <color name="red"               value="#ff0000" />
  26                         <color name="green"     value="#00ff00" />
  27                         <color name="blue"              value="#0000ff" />
  28                         <color name="yellow"    value="#c0c000" />
  29                 </colors>
  30                 <windowstyle type="skinned">
  31                         <color name="Background" color="#4075a7" />
  32                         <color name="LabelForeground" color="#ffffff" />
  33                         <color name="ListboxBackground" color="#4075a7" />
  34                         <color name="ListboxForeground" color="#ffffff" />
  35                         <color name="ListboxSelectedBackground" color="#404080" />
  36                         <color name="ListboxSelectedForeground" color="#ffffff" />
  37                         <color name="ListboxMarkedBackground" color="#ff0000" />
  38                         <color name="ListboxMarkedForeground" color="#ffffff" />
  39                         <borderset name="bsWindow">
  40                                 <pixmap pos="bpTopLeft"     filename="data/b_w_tl.png" />
  41                                 <pixmap pos="bpTop"         filename="data/b_w_t.png"  />
  42                                 <pixmap pos="bpTopRight"    filename="data/b_w_tr.png" />
  43                                 <pixmap pos="bpLeft"        filename="data/b_w_l.png"  />
  44                                 <pixmap pos="bpRight"       filename="data/b_w_r.png"  />
  45                                 <pixmap pos="bpBottomLeft"  filename="data/b_w_bl.png" />
  46                                 <pixmap pos="bpBottom"      filename="data/b_w_b.png"  />
  47                                 <pixmap pos="bpBottomRight" filename="data/b_w_br.png" />
  48                         </borderset>
  49                 </windowstyle> """ """
  50                 <screen name="Menu" position="300,100" size="300,300" title="real main menu">
  51 <!--                    <widget name="okbutton" position="10,190" size="280,50" font="Arial;20" valign="center" halign="center" />-->
  52                         <widget name="title" position="10,10" size="280,20" />
  53                         <widget name="menu" position="10,30" size="280,200" />
  54
  55                 </screen>
  56                 <screen name="ScartLoopThrough" position="0,0" size="720,576">
  57                 </screen>
  58                 <screen name="ConfigMenu" position="300,100" size="300,300" title="real main menu">
  59                         <widget name="txt_var_1" position="20,20" size="100,20" />
  60                         <widget name="btn_var_1" position="110,20" size="200,20" />
  61                         <widget name="txt_var_2" position="20,60" size="100,20" />
  62                         <widget name="btn_var_2" position="110,60" size="200,20" />
  63                 </screen>
  64                 <screen name="configOSD" position="140,125" size="460,350" title="OSD Settings">
  65                         <widget name="okbutton" position="20,245" size="205,40" />
  66                         <widget name="txt_alpha" position="20,20" size="110,20" />
  67                         <widget name="sld_alpha" position="150,20" size="290,20" />
  68                         <widget name="txt_brightness" position="20,60" size="120,20" />
  69                         <widget name="sld_brightness" position="150,20" size="290,20" />
  70                         <widget name="txt_gamma" position="20,100" size="120,20" />
  71                         <widget name="sld_gamma" position="150,100" size="290,20" />
  72                 </screen>
  73                 <screen name="configTest" position="300,100" size="300,300" title="config menu">
  74                         <widget name="config" position="10,30" size="280,140" />
  75                 </screen>
  76                 <screen name="TimerEditList" position="160,100" size="420,430" title="Timer Editor">
  77                         <widget name="timerlist" position="10,30" size="400,300" />
  78                 </screen>
  79                 <screen name="clockDisplay" position="300,100" size="300,300">
  80                         <widget name="okbutton" position="10,10" size="280,40" />
  81                         <widget name="title" position="10,120" size="280,50" />
  82                         <widget name="theClock" position="10,60" size="280,50" />
  83                 </screen>
  84                 <screen name="InfoBar" position="0,380" size="720,151" title="InfoBar" flags="wfNoBorder">
  85                         <ePixmap position="0,0" size="720,151" pixmap="data/info-bg.png" />
  86
  87                         <widget name="ServiceName" position="69,30" size="427,26" valign="center" font="Arial;32" backgroundColor="#101258" />
  88                         <widget name="CurrentTime" position="575,10" size="66,30" backgroundColor="dark" font="Arial;16" />
  89                         <widget name="Event_Now" position="273,68" size="282,30" font="Arial;29" backgroundColor="dark" />
  90                         <widget name="Event_Next" position="273,98" size="282,30" font="Arial;29" backgroundColor="dark" />
  91                         <widget name="Event_Now_Duration" position="555,68" size="70,26" font="Arial;26" backgroundColor="dark" />
  92                         <widget name="Event_Next_Duration" position="555,98" size="70,26" font="Arial;26" backgroundColor="dark" />
  93 <!--                    <eLabel position="70,0" size="300,30" text=".oO skin Oo." font="Arial;20" /> -->
  94                 </screen>
  95                 <screen name="ChannelSelection" position="90,100" size="560,420" title="Channel Selection">
  96                         <widget name="list" position="0,50" size="560,340" />
  97 <!--                    <widget name="okbutton" position="340,50" size="140,30" />-->
  98                         <widget name="key_red" position="0,0" size="140,40" backgroundColor="red" />
  99                         <widget name="key_green" position="140,0" size="140,40" backgroundColor="green" />
 100                         <widget name="key_yellow" position="280,0" size="140,40" backgroundColor="yellow" />
 101                         <widget name="key_blue" position="420,0" size="140,40" backgroundColor="blue" />
 102                 </screen>
 103                 <screen name="ServiceScan" position="150,100" size="300,200" title="Service Scan">
 104                         <widget name="scan_progress" position="10,10" size="280,50" />
 105                         <widget name="scan_state" position="10,60" size="280,30" />
 106                 </screen>
 107                 <screen name="TimerEdit" position="70,100" size="590,335" title="Timer Edit">
 108                         <widget name="description" position="10,10" size="580,40" font="Arial;25" />
 109                         <widget name="lbegin" position="405,102" size="103,30" font="Arial;25" foregroundColor="red" />
 110                         <widget name="lend" position="405,158" size="103,30" font="Arial;25" foregroundColor="green" />
 111                         <widget name="begin" position="508,105" size="72,35" font="Arial;25" />
 112                         <widget name="end" position="508,150" size="72,35" font="Arial;25" />
 113                         <widget name="apply" position="10,240" size="250,35" />
 114                 </screen>
 115                 <screen name="MessageBox" position="0,300" size="720,10" title="Message">
 116                         <widget name="text" position="0,0" size="500,0" font="Arial;25" />
 117                         <applet type="onLayoutFinish">
 118 # this should be factored out into some helper code, but currently demonstrated applets.
 119 from enigma import eSize, ePoint
 120
 121 orgwidth = self.instance.size().width()
 122 orgpos = self.instance.position()
 123 textsize = self["text"].getSize()
 124
 125 # y size still must be fixed in font stuff...
 126 textsize = (textsize[0], textsize[1] + 20)
 127 wsize = (textsize[0] + 20, textsize[1] + 20)
 128
 129 # resize
 130 self.instance.resize(eSize(*wsize))
 131
 132 # resize label
 133 self["text"].instance.resize(eSize(*textsize))
 134
 135 # center window
 136 newwidth = wsize[0]
 137 self.instance.move(ePoint(orgpos.x() + (orgwidth - newwidth)/2, orgpos.y()))
 138                         </applet>
 139                 </screen>
 140         </skin>""")
 141
 142 def parsePosition(str):
 143         x, y = str.split(',')
 144         return ePoint(int(x), int(y))
 145
 146 def parseSize(str):
 147         x, y = str.split(',')
 148         return eSize(int(x), int(y))
 149
 150 def parseFont(str):
 151         name, size = str.split(';')
 152         return gFont(name, int(size))
 153
 154 def parseColor(str):
 155         if str[0] != '#':
 156                 try:
 157                         return colorNames[str]
 158                 except:
 159                         raise ("color '%s' must be #aarrggbb or valid named color" % (str))
 160         return gRGB(int(str[1:], 0x10))
 161
 162 def collectAttributes(skinAttributes, node):
 163         # walk all attributes
 164         for p in range(node.attributes.length):
 165                 a = node.attributes.item(p)
 166
 167                 # convert to string (was: unicode)
 168                 attrib = str(a.name)
 169                 # TODO: proper UTF8 translation?! (for value)
 170                 # TODO: localization? as in e1?
 171                 value = str(a.value)
 172
 173                 skinAttributes[attrib] = value
 174
 175 def applySingleAttribute(guiObject, desktop, attrib, value):
 176         # and set attributes
 177         try:
 178                 if attrib == 'position':
 179                         guiObject.move(parsePosition(value))
 180                 elif attrib == 'size':
 181                         guiObject.resize(parseSize(value))
 182                 elif attrib == 'title':
 183                         guiObject.setTitle(value)
 184                 elif attrib == 'text':
 185                         guiObject.setText(value)
 186                 elif attrib == 'font':
 187                         guiObject.setFont(parseFont(value))
 188                 elif attrib == "pixmap":
 189                         ptr = gPixmapPtr()
 190                         if loadPNG(ptr, value):
 191                                 raise "loading PNG failed!"
 192                         x = ptr
 193                         ptr = ptr.__deref__()
 194                         desktop.makeCompatiblePixmap(ptr)
 195                         guiObject.setPixmap(ptr)
 196                         # guiObject.setPixmapFromFile(value)
 197                 elif attrib == "valign":
 198                         try:
 199                                 guiObject.setVAlign(
 200                                         { "top": guiObject.alignTop,
 201                                                 "center": guiObject.alignCenter,
 202                                                 "bottom": guiObject.alignBottom
 203                                         }[value])
 204                         except KeyError:
 205                                 print "valign must be either top, center or bottom!"
 206                 elif attrib == "halign":
 207                         try:
 208                                 guiObject.setHAlign(
 209                                         { "left": guiObject.alignLeft,
 210                                                 "center": guiObject.alignCenter,
 211                                                 "right": guiObject.alignRight,
 212                                                 "block": guiObject.alignBlock
 213                                         }[value])
 214                         except KeyError:
 215                                 print "halign must be either left, center, right or block!"
 216                 elif attrib == "flags":
 217                         flags = value.split(',')
 218                         for f in flags:
 219                                 try:
 220                                         fv = eWindow.__dict__[f]
 221                                         guiObject.setFlag(fv)
 222                                 except KeyError:
 223                                         print "illegal flag %s!" % f
 224                 elif attrib == "backgroundColor":
 225                         guiObject.setBackgroundColor(parseColor(value))
 226                 elif attrib == "foregroundColor":
 227                         guiObject.setForegroundColor(parseColor(value))
 228                 elif attrib != 'name':
 229                         print "unsupported attribute " + attrib + "=" + value
 230         except int:
 231 # AttributeError:
 232                 print "widget %s (%s) doesn't support attribute %s!" % ("", guiObject.__class__.__name__, attrib)
 233
 234 def applyAllAttributes(guiObject, desktop, attributes):
 235         for (attrib, value) in attributes.items():
 236                 applySingleAttribute(guiObject, desktop, attrib, value)
 237
 238 def loadSkin(desktop):
 239         print "loading skin..."
 240
 241         def getPNG(x):
 242                 g = gPixmapPtr()
 243                 loadPNG(g, x)
 244                 g = g.grabRef()
 245                 return g
 246
 247         skin = dom.childNodes[0]
 248         assert skin.tagName == "skin", "root element in skin must be 'skin'!"
 249
 250         for c in elementsWithTag(skin.childNodes, "colors"):
 251                 for color in elementsWithTag(c.childNodes, "color"):
 252                         name = str(color.getAttribute("name"))
 253                         color = str(color.getAttribute("value"))
 254
 255                         if not len(color):
 256                                 raise ("need color and name, got %s %s" % (name, color))
 257
 258                         colorNames[name] = parseColor(color)
 259
 260         for windowstyle in elementsWithTag(skin.childNodes, "windowstyle"):
 261                 style = eWindowStyleSkinned()
 262
 263                 for borderset in elementsWithTag(windowstyle.childNodes, "borderset"):
 264                         bsName = str(borderset.getAttribute("name"))
 265                         for pixmap in elementsWithTag(borderset.childNodes, "pixmap"):
 266                                 bpName = str(pixmap.getAttribute("pos"))
 267                                 filename = str(pixmap.getAttribute("filename"))
 268
 269                                 png = getPNG(filename)
 270
 271                                 # adapt palette
 272                                 desktop.makeCompatiblePixmap(png)
 273                                 style.setPixmap(eWindowStyleSkinned.__dict__[bsName], eWindowStyleSkinned.__dict__[bpName], png)
 274
 275                 for color in elementsWithTag(windowstyle.childNodes, "color"):
 276                         type = str(color.getAttribute("name"))
 277                         color = parseColor(color.getAttribute("color"))
 278
 279                         try:
 280                                 style.setColor(eWindowStyleSkinned.__dict__["col" + type], color)
 281                         except:
 282                                 raise ("Unknown color %s" % (type))
 283
 284                 x = eWindowStyleManagerPtr()
 285                 eWindowStyleManager.getInstance(x)
 286                 x.setStyle(style)
 287
 288 def readSkin(screen, skin, name, desktop):
 289         myscreen = None
 290
 291         # first, find the corresponding screen element
 292         skin = dom.childNodes[0]
 293
 294         for x in elementsWithTag(skin.childNodes, "screen"):
 295                 if x.getAttribute('name') == name:
 296                         myscreen = x
 297         del skin
 298
 299         assert myscreen != None, "no skin for screen '" + name + "' found!"
 300
 301         screen.skinAttributes = { }
 302         collectAttributes(screen.skinAttributes, myscreen)
 303
 304         screen.additionalWidgets = [ ]
 305
 306         # now walk all widgets
 307         for widget in elementsWithTag(myscreen.childNodes, "widget"):
 308                 wname = widget.getAttribute('name')
 309                 if wname == None:
 310                         print "widget has no name!"
 311                         continue
 312
 313                 # get corresponding gui object
 314                 try:
 315                         attributes = screen[wname].skinAttributes = { }
 316                 except:
 317                         raise str("component with name '" + wname + "' was not found in skin of screen '" + name + "'!")
 318
 319                 collectAttributes(attributes, widget)
 320
 321         # now walk additional objects
 322         for widget in elementsWithTag(myscreen.childNodes, lambda x: x != "widget"):
 323                 if widget.tagName == "applet":
 324                         codeText = mergeText(widget.childNodes).strip()
 325                         type = widget.getAttribute('type')
 326
 327                         code = compile(codeText, "skin applet", "exec")
 328
 329                         if type == "onLayoutFinish":
 330                                 screen.onLayoutFinish.append(code)
 331                         else:
 332                                 raise str("applet type '%s' unknown!" % type)
 333
 334                         continue
 335
 336                 class additionalWidget:
 337                         pass
 338
 339                 w = additionalWidget()
 340
 341                 if widget.tagName == "eLabel":
 342                         w.widget = eLabel
 343                 elif widget.tagName == "ePixmap":
 344                         w.widget = ePixmap
 345                 else:
 346                         raise str("unsupported stuff : %s" % widget.tagName)
 347
 348                 w.skinAttributes = { }
 349                 collectAttributes(w.skinAttributes, widget)
 350
 351                 # applyAttributes(guiObject, widget, desktop)
 352                 # guiObject.thisown = 0
 353                 print screen.additionalWidgets
 354                 screen.additionalWidgets.append(w)