support for a skin_path which is useful for plugins. ~/ in filenames will resolve...

diff --git a/skin.py b/skin.py
index a4d43f24af90606188c6b1b7ee8ebe379dc89ee9..5327d66c71f7d5edb729c54f58a96f7d7d08c518 100644 (file)
--- a/skin.py
+++ b/skin.py
@@ -40,20 +40,28 @@ def parseColor(str):
                        raise ("color '%s' must be #aarrggbb or valid named color" % (str))
        return gRGB(int(str[1:], 0x10))
 
-def collectAttributes(skinAttributes, node):
+def collectAttributes(skinAttributes, node, skin_path_prefix=None):
        # 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)
+               value = a.value.encode("utf-8")
+               
+               if skin_path_prefix and attrib in ["pixmap", "pointer"] and len(value) and value[0:2] == "~/":
+                       value = skin_path_prefix + value[1:]
                
                skinAttributes.append((attrib, value))
 
-def applySingleAttribute(guiObject, desktop, attrib, value):           
+def loadPixmap(path):
+       ptr = loadPNG(path)
+       if ptr is None:
+               raise "pixmap file %s not found!" % (path)
+       return ptr
+
+def applySingleAttribute(guiObject, desktop, attrib, value):
        # and set attributes
        try:
                if attrib == 'position':
@@ -69,7 +77,7 @@ def applySingleAttribute(guiObject, desktop, attrib, value):
                elif attrib == 'zPosition':
                        guiObject.setZPosition(int(value))
                elif attrib == "pixmap":
-                       ptr = loadPNG(resolveFilename(SCOPE_SKIN_IMAGE, value))
+                       ptr = loadPixmap(resolveFilename(SCOPE_SKIN_IMAGE, value))
                        # that __deref__ still scares me!
                        desktop.makeCompatiblePixmap(ptr.__deref__())
                        guiObject.setPixmap(ptr.__deref__())
@@ -137,7 +145,7 @@ def applySingleAttribute(guiObject, desktop, attrib, value):
                elif attrib == "pointer":
                        (name, pos) = value.split(':')
                        pos = parsePosition(pos)
-                       ptr = loadPNG(resolveFilename(SCOPE_SKIN_IMAGE, name))
+                       ptr = loadPixmap(resolveFilename(SCOPE_SKIN_IMAGE, name))
                        desktop.makeCompatiblePixmap(ptr.__deref__())
                        guiObject.setPointer(ptr.__deref__(), pos)
                elif attrib != 'name':
@@ -178,7 +186,7 @@ def loadSkin(desktop):
                                bpName = str(pixmap.getAttribute("pos"))
                                filename = str(pixmap.getAttribute("filename"))
                                
-                               png = loadPNG(resolveFilename(SCOPE_SKIN_IMAGE, filename))
+                               png = loadPixmap(resolveFilename(SCOPE_SKIN_IMAGE, filename))
                                
                                # adapt palette
                                desktop.makeCompatiblePixmap(png.__deref__())
@@ -228,7 +236,10 @@ def readSkin(screen, skin, name, desktop):
        assert myscreen is not None, "no skin for screen '" + name + "' found!"
 
        screen.skinAttributes = [ ]
-       collectAttributes(screen.skinAttributes, myscreen)
+       
+       skin_path_prefix = getattr(screen, "skin_path", None)
+
+       collectAttributes(screen.skinAttributes, myscreen, skin_path_prefix)
        
        screen.additionalWidgets = [ ]
        
@@ -245,7 +256,7 @@ def readSkin(screen, skin, name, desktop):
                except:
                        raise str("component with name '" + wname + "' was not found in skin of screen '" + name + "'!")
                
-               collectAttributes(attributes, widget)
+               collectAttributes(attributes, widget, skin_path_prefix)
 
        # now walk additional objects
        for widget in elementsWithTag(myscreen.childNodes, lambda x: x != "widget"):
@@ -275,7 +286,7 @@ def readSkin(screen, skin, name, desktop):
                        raise str("unsupported stuff : %s" % widget.tagName)
                
                w.skinAttributes = [ ]
-               collectAttributes(w.skinAttributes, widget)
+               collectAttributes(w.skinAttributes, widget, skin_path_prefix)
                
                # applyAttributes(guiObject, widget, desktop)
                # guiObject.thisown = 0