toolkit/src2xml/source/boxer.py

   1
   2 from globals import *
   3
   4
   5 class DlgLayoutBuilder(object):
   6     def __init__ (self, dlgnode):
   7         self.dlgnode = dlgnode
   8         self.rows = {}
   9
  10     def addWidget (self, elem):
  11         x, y = int(elem.getAttr('x')), int(elem.getAttr('y'))
  12         self.rows[y] = self.rows.get (y, {})
  13         while self.rows[y].has_key(x):
  14             y += 1
  15             self.rows[y] = self.rows.get (y, {})
  16         self.rows[y][x] = elem
  17
  18     def build (self):
  19         root = Element('vbox')
  20         ys = self.rows.keys()
  21         ys.sort()
  22         for y in ys:
  23             xs = self.rows[y].keys()
  24             xs.sort()
  25
  26             if len(xs) == 1:
  27                 root.appendChild(self.rows[y][xs[0]])
  28                 continue
  29
  30             hbox = Element('hbox')
  31             root.appendChild(hbox)
  32             for x in xs:
  33                 elem = self.rows[y][x]
  34                 hbox.appendChild(elem)
  35
  36         return root
  37
  38
  39 class Boxer(object):
  40     def __init__ (self, root):
  41         self.root = root
  42
  43     def layout (self):
  44
  45         newroot = RootNode()
  46         for dlgnode in self.root.children:
  47             newdlgnode = self.__walkDlgNode(dlgnode)
  48             newroot.children.append(newdlgnode)
  49
  50         return newroot
  51
  52     def __walkDlgNode (self, dlgnode):
  53
  54         newnode = Element(dlgnode.name)
  55         newnode.clone(dlgnode)
  56         if dlgnode.name == 'string':
  57             return newnode
  58         newnode.setAttr("xmlns", "http://openoffice.org/2007/layout")
  59         newnode.setAttr("xmlns:cnt", "http://openoffice.org/2007/layout/container")
  60         mx = DlgLayoutBuilder(newnode)
  61
  62         # Each dialog node is expected to have a flat list of widgets.
  63         for widget in dlgnode.children:
  64             if widget.hasAttr('x') and widget.hasAttr('y'):
  65                 mx.addWidget(widget)
  66             else:
  67                 newnode.appendChild(widget)
  68
  69         vbox = mx.build()
  70         if len(vbox.children) > 0:
  71             newnode.appendChild(vbox)
  72
  73         return newnode