code.vuplus.com Git - vuplus_dvbapp/blob - skin.py

   1 from enigma import *
   2 import xml.dom.minidom
   3 from xml.dom import EMPTY_NAMESPACE
   4
   5 def dump(x, i=0):
   6         print " " * i + str(x)
   7         try:
   8                 for n in x.childNodes:
   9                         dump(n, i + 1)
  10         except:
  11                 None
  12
  13 dom = xml.dom.minidom.parseString(
  14         """<skin>
  15                 <windowstyle type="skinned">
  16                         <color name="defaultBackground" color="#4075a7" />
  17                         <borderset name="bsWindow">
  18                                 <pixmap pos="bpTopLeft"     filename="data/b_w_tl.png" />
  19                                 <pixmap pos="bpTop"         filename="data/b_w_t.png"  />
  20                                 <pixmap pos="bpTopRight"    filename="data/b_w_tr.png" />
  21                                 <pixmap pos="bpLeft"        filename="data/b_w_l.png"  />
  22                                 <pixmap pos="bpRight"       filename="data/b_w_r.png"  />
  23                                 <pixmap pos="bpBottomLeft"  filename="data/b_w_bl.png" />
  24                                 <pixmap pos="bpBottom"      filename="data/b_w_b.png"  />
  25                                 <pixmap pos="bpBottomRight" filename="data/b_w_br.png" />
  26                         </borderset>
  27                 </windowstyle>
  28                 <screen name="mainMenu" position="300,100" size="300,300" title="real main menu">
  29                         <widget name="okbutton" position="10,190" size="280,50" font="Arial;20" valign="center" halign="center" />
  30                         <widget name="title" position="10,10" size="280,20" />
  31                         <widget name="menu" position="10,30" size="280,140" />
  32                 </screen>
  33                 <screen name="clockDisplay" position="300,100" size="300,300">
  34                         <widget name="okbutton" position="10,10" size="280,40" />
  35                         <widget name="title" position="10,120" size="280,50" />
  36                         <widget name="theClock" position="10,60" size="280,50" />
  37                 </screen>
  38                 <screen name="infoBar" position="0,380" size="720,151" title="InfoBar" flags="wfNoBorder">
  39                         <ePixmap position="0,0" size="720,151" pixmap="info-bg.png" />
  40
  41                         <widget name="ServiceName" position="69,30" size="427,26" valign="center" font="Arial;32" />
  42                         <widget name="CurrentTime" position="575,10" size="66,30" />
  43                         <widget name="Event_Now" position="273,68" size="282,30" font="Arial;29" backgroundColor="#586D88" />
  44                         <widget name="Event_Next" position="273,98" size="282,30" font="Arial;29" />
  45                         <widget name="Event_Now_Duration" position="555,68" size="70,26" font="Arial;26" />
  46                         <widget name="Event_Next_Duration" position="555,98" size="70,26" font="Arial;26" />
  47 <!--                    <eLabel position="70,0" size="300,30" text=".oO skin Oo." font="Arial;20" /> -->
  48                 </screen>
  49                 <screen name="channelSelection" position="100,80" size="500,240" title="Channel Selection">
  50                         <widget name="list" position="20,50" size="300,150" />
  51                         <widget name="okbutton" position="340,50" size="140,30" />
  52                 </screen>
  53                 <screen name="serviceScan" position="150,100" size="300,200" title="Service Scan">
  54                         <widget name="scan_progress" position="10,10" size="280,50" />
  55                         <widget name="scan_state" position="10,60" size="280,30" />
  56                         <widget name="okbutton" position="10,100" size="280,40" />
  57                 </screen>
  58         </skin>""")
  59
  60 # filters all elements of childNode with the specified function
  61 # example: nodes = elementsWithTag(childNodes, lambda x: x == "bla")
  62 def elementsWithTag(el, tag):
  63
  64         # fiiixme! (works but isn't nice)
  65         if tag.__class__ == "".__class__:
  66                 str = tag
  67                 tag = lambda x: x == str
  68
  69         for x in el:
  70                 if x.nodeType != xml.dom.minidom.Element.nodeType:
  71                         continue
  72                 if tag(x.tagName):
  73                         yield x
  74
  75 def parsePosition(str):
  76         x, y = str.split(',')
  77         return ePoint(int(x), int(y))
  78
  79 def parseSize(str):
  80         x, y = str.split(',')
  81         return eSize(int(x), int(y))
  82
  83 def parseFont(str):
  84         name, size = str.split(';')
  85         return gFont(name, int(size))
  86
  87 def parseColor(str):
  88         if str[0] != '#':
  89                 raise "color must be #aarrggbb"
  90         return gRGB(int(str[1:], 0x10))
  91
  92 def applyAttributes(guiObject, node, desktop):
  93         # walk all attributes
  94         for p in range(node.attributes.length):
  95                 a = node.attributes.item(p)
  96
  97                 # convert to string (was: unicode)
  98                 attrib = str(a.name)
  99                 # TODO: proper UTF8 translation?! (for value)
 100                 # TODO: localization? as in e1?
 101                 value = str(a.value)
 102
 103                 # and set attributes
 104                 try:
 105                         if attrib == 'position':
 106                                 guiObject.move(parsePosition(value))
 107                         elif attrib == 'size':
 108                                 guiObject.resize(parseSize(value))
 109                         elif attrib == 'title':
 110                                 guiObject.setTitle(value)
 111                         elif attrib == 'text':
 112                                 guiObject.setText(value)
 113                         elif attrib == 'font':
 114                                 guiObject.setFont(parseFont(value))
 115                         elif attrib == "pixmap":
 116                                 ptr = gPixmapPtr()
 117                                 if loadPNG(ptr, value):
 118                                         raise "loading PNG failed!"
 119                                 x = ptr
 120                                 ptr = ptr.__deref__()
 121                                 print desktop
 122                                 desktop.makeCompatiblePixmap(ptr)
 123                                 guiObject.setPixmap(ptr)
 124 #                               guiObject.setPixmapFromFile(value)
 125                         elif attrib == "valign":
 126                                 try:
 127                                         guiObject.setVAlign(
 128                                                 { "top": guiObject.alignTop,
 129                                                         "center": guiObject.alignCenter,
 130                                                         "bottom": guiObject.alignBottom
 131                                                 }[value])
 132                                 except KeyError:
 133                                         print "valign must be either top, center or bottom!"
 134                         elif attrib == "halign":
 135                                 try:
 136                                         guiObject.setHAlign(
 137                                                 { "left": guiObject.alignLeft,
 138                                                         "center": guiObject.alignCenter,
 139                                                         "right": guiObject.alignRight,
 140                                                         "block": guiObject.alignBlock
 141                                                 }[value])
 142                                 except KeyError:
 143                                         print "halign must be either left, center, right or block!"
 144                         elif attrib == "flags":
 145                                 flags = value.split(',')
 146                                 for f in flags:
 147                                         try:
 148                                                 fv = eWindow.__dict__[f]
 149                                                 guiObject.setFlag(fv)
 150                                         except KeyError:
 151                                                 print "illegal flag %s!" % f
 152                         elif attrib == "backgroundColor":
 153                                 guiObject.setBackgroundColor(parseColor(value))
 154                         elif attrib != 'name':
 155                                 print "unsupported attribute " + attrib + "=" + value
 156                 except AttributeError:
 157                         print "widget %s (%s) doesn't support attribute %s!" % ("", guiObject.__class__.__name__, attrib)
 158
 159 def loadSkin():
 160         print "loading skin..."
 161
 162         def getPNG(x):
 163                 g = gPixmapPtr()
 164                 loadPNG(g, x)
 165                 g = g.grabRef()
 166                 return g
 167
 168         skin = dom.childNodes[0]
 169         assert skin.tagName == "skin", "root element in skin must be 'skin'!"
 170
 171         for windowstyle in elementsWithTag(skin.childNodes, "windowstyle"):
 172                 style = eWindowStyleSkinned()
 173
 174                 for borderset in elementsWithTag(windowstyle.childNodes, "borderset"):
 175                         bsName = str(borderset.getAttribute("name"))
 176                         for pixmap in elementsWithTag(borderset.childNodes, "pixmap"):
 177                                 bpName = str(pixmap.getAttribute("pos"))
 178                                 filename = str(pixmap.getAttribute("filename"))
 179
 180                                 style.setPixmap(eWindowStyleSkinned.__dict__[bsName], eWindowStyleSkinned.__dict__[bpName], getPNG(filename))
 181
 182                 for color in elementsWithTag(windowstyle.childNodes, "color"):
 183                         type = str(color.getAttribute("name"))
 184                         color = parseColor(color.getAttribute("color"))
 185
 186                         if type == "defaultBackground":
 187                                 style.setDefaultBackgroundColor(color)
 188                         else:
 189                                 raise "unknown color %s" % (type)
 190
 191                 x = eWindowStyleManagerPtr()
 192                 eWindowStyleManager.getInstance(x)
 193                 x.setStyle(style)
 194
 195 def applyGUIskin(screen, skin, name, desktop):
 196         myscreen = None
 197
 198         # first, find the corresponding screen element
 199         skin = dom.childNodes[0]
 200
 201         for x in elementsWithTag(skin.childNodes, "screen"):
 202                 if x.getAttribute('name') == name:
 203                         myscreen = x
 204         del skin
 205
 206         assert myscreen != None, "no skin for screen '" + name + "' found!"
 207
 208         applyAttributes(screen.instance, myscreen, desktop)
 209
 210         # now walk all widgets
 211         for widget in elementsWithTag(myscreen.childNodes, "widget"):
 212                 wname = widget.getAttribute('name')
 213                 if wname == None:
 214                         print "widget has no name!"
 215                         continue
 216
 217                 # get corresponding gui object
 218                 try:
 219                         guiObject = screen[wname].instance
 220                 except:
 221                         raise str("component with name '" + wname + "' was not found in skin of screen '" + name + "'!")
 222
 223                 applyAttributes(guiObject, widget, desktop)
 224
 225         # now walk additional objects
 226         for widget in elementsWithTag(myscreen.childNodes, lambda x: x != "widget"):
 227                 if widget.tagName == "eLabel":
 228                         guiObject = eLabel(screen.instance)
 229                 elif widget.tagName == "ePixmap":
 230                         guiObject = ePixmap(screen.instance)
 231                 else:
 232                         raise str("unsupported stuff : %s" % widget.tagName)
 233
 234                 applyAttributes(guiObject, widget, desktop      )
 235                 guiObject.thisown = 0