- improved scan error handling
[enigma2.git] / skin.py
diff --git a/skin.py b/skin.py
index ab5fa36..2e913a0 100644 (file)
--- a/skin.py
+++ b/skin.py
@@ -2,6 +2,9 @@ from enigma import *
 import xml.dom.minidom
 from xml.dom import EMPTY_NAMESPACE
 
+
+colorNames = dict()
+
 def dump(x, i=0):
        print " " * i + str(x)
        try:
@@ -11,21 +14,78 @@ def dump(x, i=0):
                None
 
 dom = xml.dom.minidom.parseString(
-       """
-       <skin>
-               <screen name="testDialog">
-                       <widget name="okbutton" position="10,10" size="280,40" />
-                       <widget name="title" position="10,120" size="280,50" />
+       """<skin>
+       
+               <colors>
+                       <color name="white" value="#ffffff" />
+                       <color name="black" value="#000000" />
+                       <color name="dark"  value="#294a6b" />
+               </colors>
+               <windowstyle type="skinned">
+                       <color name="Background" color="#4075a7" />
+                       <color name="LabelForeground" color="#ffffff" />
+                       <color name="ListboxBackground" color="#4075a7" />
+                       <color name="ListboxForeground" color="#ffffff" />
+                       <color name="ListboxSelectedBackground" color="#80ff80" />
+                       <color name="ListboxSelectedForeground" color="#ffffff" />
+                       <color name="ListboxMarkedBackground" color="#ff0000" />
+                       <color name="ListboxMarkedForeground" color="#ffffff" />
+                       <borderset name="bsWindow">
+                               <pixmap pos="bpTopLeft"     filename="data/b_w_tl.png" />
+                               <pixmap pos="bpTop"         filename="data/b_w_t.png"  />
+                               <pixmap pos="bpTopRight"    filename="data/b_w_tr.png" />
+                               <pixmap pos="bpLeft"        filename="data/b_w_l.png"  />
+                               <pixmap pos="bpRight"       filename="data/b_w_r.png"  />
+                               <pixmap pos="bpBottomLeft"  filename="data/b_w_bl.png" />
+                               <pixmap pos="bpBottom"      filename="data/b_w_b.png"  />
+                               <pixmap pos="bpBottomRight" filename="data/b_w_br.png" />
+                       </borderset>
+               </windowstyle>
+               <screen name="mainMenu" position="300,100" size="300,300" title="real main menu">
+                       <widget name="okbutton" position="10,190" size="280,50" font="Arial;20" valign="center" halign="center" />
+                       <widget name="title" position="10,10" size="280,20" />
+                       <widget name="menu" position="10,30" size="280,140" />
                </screen>
                <screen name="clockDisplay" position="300,100" size="300,300">
                        <widget name="okbutton" position="10,10" size="280,40" />
                        <widget name="title" position="10,120" size="280,50" />
                        <widget name="theClock" position="10,60" size="280,50" />
                </screen>
-       </skin>
-""")
+               <screen name="infoBar" position="0,380" size="720,151" title="InfoBar" flags="wfNoBorder">
+                       <ePixmap position="0,0" size="720,151" pixmap="data/info-bg.png" />
+                       
+                       <widget name="ServiceName" position="69,30" size="427,26" valign="center" font="Arial;32" backgroundColor="#101258" />
+                       <widget name="CurrentTime" position="575,10" size="66,30" backgroundColor="dark" font="Arial;16" />
+                       <widget name="Event_Now" position="273,68" size="282,30" font="Arial;29" backgroundColor="dark" />
+                       <widget name="Event_Next" position="273,98" size="282,30" font="Arial;29" backgroundColor="dark" />
+                       <widget name="Event_Now_Duration" position="555,68" size="70,26" font="Arial;26" backgroundColor="dark" />
+                       <widget name="Event_Next_Duration" position="555,98" size="70,26" font="Arial;26" backgroundColor="dark" />
+<!--                   <eLabel position="70,0" size="300,30" text=".oO skin Oo." font="Arial;20" /> -->
+               </screen>
+               <screen name="channelSelection" position="100,80" size="500,240" title="Channel Selection">
+                       <widget name="list" position="20,50" size="300,150" />
+                       <widget name="okbutton" position="340,50" size="140,30" />
+               </screen>
+               <screen name="serviceScan" position="150,100" size="300,200" title="Service Scan">
+                       <widget name="scan_progress" position="10,10" size="280,50" />
+                       <widget name="scan_state" position="10,60" size="280,30" />
+               </screen>
+       </skin>""")
 
+# filters all elements of childNode with the specified function
+# example: nodes = elementsWithTag(childNodes, lambda x: x == "bla")
+def elementsWithTag(el, tag):
 
+       # fiiixme! (works but isn't nice)
+       if tag.__class__ == "".__class__:
+               str = tag
+               tag = lambda x: x == str
+               
+       for x in el:
+               if x.nodeType != xml.dom.minidom.Element.nodeType:
+                       continue
+               if tag(x.tagName):
+                       yield x
 
 def parsePosition(str):
        x, y = str.split(',')
@@ -35,42 +95,169 @@ def parseSize(str):
        x, y = str.split(',')
        return eSize(int(x), int(y))
 
-def applyAttributes(guiObject, node):
+def parseFont(str):
+       name, size = str.split(';')
+       return gFont(name, int(size))
+
+def parseColor(str):
+       if str[0] != '#':
+               try:
+                       return colorNames[str]
+               except:
+                       raise ("color '%s' must be #aarrggbb or valid named color" % (str))
+       return gRGB(int(str[1:], 0x10))
+
+def applyAttributes(guiObject, node, desktop):
        # walk all attributes
        for p in range(node.attributes.length):
                a = node.attributes.item(p)
                
+               # convert to string (was: unicode)
+               attrib = str(a.name)
+               # TODO: proper UTF8 translation?! (for value)
+               # TODO: localization? as in e1?
+               value = str(a.value)
+               
                # and set attributes
-               if a.name == 'position':
-                       guiObject.move(parsePosition(a.value))
-               elif a.name == 'size':
-                       guiObject.resize(parseSize(a.value))
-               elif a.name != 'name':
-                       print "unsupported attribute " + a.name
+               try:
+                       if attrib == 'position':
+                               guiObject.move(parsePosition(value))
+                       elif attrib == 'size':
+                               guiObject.resize(parseSize(value))
+                       elif attrib == 'title':
+                               guiObject.setTitle(value)
+                       elif attrib == 'text':
+                               guiObject.setText(value)
+                       elif attrib == 'font':
+                               guiObject.setFont(parseFont(value))
+                       elif attrib == "pixmap":
+                               ptr = gPixmapPtr()
+                               if loadPNG(ptr, value):
+                                       raise "loading PNG failed!"
+                               x = ptr
+                               ptr = ptr.__deref__()
+                               print desktop
+                               desktop.makeCompatiblePixmap(ptr)
+                               guiObject.setPixmap(ptr)
+#                              guiObject.setPixmapFromFile(value)
+                       elif attrib == "valign":
+                               try:
+                                       guiObject.setVAlign(
+                                               { "top": guiObject.alignTop,
+                                                       "center": guiObject.alignCenter,
+                                                       "bottom": guiObject.alignBottom
+                                               }[value])
+                               except KeyError:
+                                       print "valign must be either top, center or bottom!"
+                       elif attrib == "halign":
+                               try:
+                                       guiObject.setHAlign(
+                                               { "left": guiObject.alignLeft,
+                                                       "center": guiObject.alignCenter,
+                                                       "right": guiObject.alignRight,
+                                                       "block": guiObject.alignBlock
+                                               }[value])
+                               except KeyError:
+                                       print "halign must be either left, center, right or block!"
+                       elif attrib == "flags":
+                               flags = value.split(',')
+                               for f in flags:
+                                       try:
+                                               fv = eWindow.__dict__[f]
+                                               guiObject.setFlag(fv)
+                                       except KeyError:
+                                               print "illegal flag %s!" % f
+                       elif attrib == "backgroundColor":
+                               guiObject.setBackgroundColor(parseColor(value))
+                       elif attrib != 'name':
+                               print "unsupported attribute " + attrib + "=" + value
+               except AttributeError:
+                       print "widget %s (%s) doesn't support attribute %s!" % ("", guiObject.__class__.__name__, attrib)
 
-def applyGUIskin(screen, skin, name):
+def loadSkin():
+       print "loading skin..."
        
+       def getPNG(x):
+               g = gPixmapPtr()
+               loadPNG(g, x)
+               g = g.grabRef()
+               return g
+       
+       skin = dom.childNodes[0]
+       assert skin.tagName == "skin", "root element in skin must be 'skin'!"
+       
+       for c in elementsWithTag(skin.childNodes, "colors"):
+               for color in elementsWithTag(c.childNodes, "color"):
+                       name = str(color.getAttribute("name"))
+                       color = str(color.getAttribute("value"))
+                       
+                       if not len(color):
+                               raise ("need color and name, got %s %s" % (name, color))
+                               
+                       colorNames[name] = parseColor(color)
+       
+       for windowstyle in elementsWithTag(skin.childNodes, "windowstyle"):
+               style = eWindowStyleSkinned()
+               
+               for borderset in elementsWithTag(windowstyle.childNodes, "borderset"):
+                       bsName = str(borderset.getAttribute("name"))
+                       for pixmap in elementsWithTag(borderset.childNodes, "pixmap"):
+                               bpName = str(pixmap.getAttribute("pos"))
+                               filename = str(pixmap.getAttribute("filename"))
+                               
+                               style.setPixmap(eWindowStyleSkinned.__dict__[bsName], eWindowStyleSkinned.__dict__[bpName], getPNG(filename))
+
+               for color in elementsWithTag(windowstyle.childNodes, "color"):
+                       type = str(color.getAttribute("name"))
+                       color = parseColor(color.getAttribute("color"))
+                       
+                       try:
+                               style.setColor(eWindowStyleSkinned.__dict__["col" + type], color)
+                       except:
+                               raise ("Unknown color %s" % (type))
+                       
+               x = eWindowStyleManagerPtr()
+               eWindowStyleManager.getInstance(x)
+               x.setStyle(style)
+
+def applyGUIskin(screen, skin, name, desktop):
        myscreen = None
        
        # first, find the corresponding screen element
-       skin = dom.getElementsByTagName("skin")[0]
-       screens = skin.getElementsByTagName("screen")
-       del skin
-       for x in screens:
+       skin = dom.childNodes[0]
+       
+       for x in elementsWithTag(skin.childNodes, "screen"):
                if x.getAttribute('name') == name:
                        myscreen = x
+       del skin
        
-       assert myscreen != None, "no skin for screen " + name + " found!"
+       assert myscreen != None, "no skin for screen '" + name + "' found!"
        
-       print "ok, found screen.."
+       applyAttributes(screen.instance, myscreen, desktop)
        
        # now walk all widgets
-       for widget in myscreen.getElementsByTagName("widget"):
-               name = widget.getAttribute('name')
-               if name == None:
+       for widget in elementsWithTag(myscreen.childNodes, "widget"):
+               wname = widget.getAttribute('name')
+               if wname == None:
                        print "widget has no name!"
                        continue
                
                # get corresponding gui object
-               guiObject = screen.data[name]["instance"]
-               applyAttributes(guiObject, widget)
+               try:
+                       guiObject = screen[wname].instance
+               except:
+                       raise str("component with name '" + wname + "' was not found in skin of screen '" + name + "'!")
+               
+               applyAttributes(guiObject, widget, desktop)
+
+       # now walk additional objects
+       for widget in elementsWithTag(myscreen.childNodes, lambda x: x != "widget"):
+               if widget.tagName == "eLabel":
+                       guiObject = eLabel(screen.instance)
+               elif widget.tagName == "ePixmap":
+                       guiObject = ePixmap(screen.instance)
+               else:
+                       raise str("unsupported stuff : %s" % widget.tagName)
+               
+               applyAttributes(guiObject, widget, desktop      )
+               guiObject.thisown = 0