src/pgu/gui/document.py

   1 """
   2 """
   3 import pygame
   4
   5 import container
   6 import layout
   7
   8 class _document_widget:
   9     def __init__(self,w,align=None):
  10         #w.rect.w,w.rect.h = w.resize()
  11         #self.rect = w.rect
  12         self.widget = w
  13         if align != None: self.align = align
  14
  15 class Document(container.Container):
  16     """A document container contains many widgets strung together in a document format.  (How informative!)
  17
  18     <pre>Document()</pre>
  19
  20     """
  21     def __init__(self,**params):
  22         params.setdefault('cls','document')
  23         container.Container.__init__(self,**params)
  24         self.layout =  layout.Layout(pygame.Rect(0,0,self.rect.w,self.rect.h))
  25
  26     def add(self,e,align=None):
  27         """Add a widget.
  28
  29         <pre>Document.add(e,align=None)</pre>
  30
  31         <dl>
  32         <dt>e<dd>widget
  33         <dt>align<dd>alignment (None,-1,0,1)
  34         </dl>
  35         """
  36         dw = _document_widget(e,align)
  37         self.layout.add(dw)
  38         e.container = self
  39         e._c_dw = dw
  40         self.widgets.append(e)
  41         self.chsize()
  42
  43     def remove(self,e):
  44         self.layout._widgets.remove(e._c_dw)
  45         self.widgets.remove(e)
  46         self.chsize()
  47
  48
  49     def block(self,align):
  50         """Start a new block.
  51
  52         <pre>Document.block(align)</pre>
  53
  54         <dl>
  55         <dt>align<dd>alignment of block (-1,0,1)
  56         </dl>
  57         """
  58         self.layout.add(align)
  59
  60     def space(self,e):
  61         """Add a spacer.
  62
  63         <pre>Document.space(e)</pre>
  64
  65         <dl>
  66         <dt>e<dd>a (w,h) size for the spacer
  67         </dl>
  68         """
  69         self.layout.add(e)
  70
  71     def br(self,height):
  72         """Add a line break.
  73
  74         <pre>Document.br(height)</pre>
  75
  76         <dl>
  77         <dt>height<dd>height of line break
  78         </dl>
  79         """
  80         self.layout.add((0,height))
  81
  82     def resize(self,width=None,height=None):
  83         if self.style.width: width = self.style.width
  84         if self.style.height: height = self.style.height
  85
  86         for w in self.widgets:
  87             w.rect.w,w.rect.h = w.resize()
  88
  89             if (width != None and w.rect.w > width) or (height != None and w.rect.h > height):
  90                 w.rect.w,w.rect.h = w.resize(width,height)
  91
  92             dw = w._c_dw
  93             dw.rect = pygame.Rect(0,0,w.rect.w,w.rect.h)
  94
  95         if width == None: width = 65535
  96         self.layout.rect = pygame.Rect(0,0,width,0)
  97         self.layout.resize()
  98
  99         _max_w = 0
 100
 101         for w in self.widgets:
 102             #xt,xl,xb,xr = w.getspacing()
 103             dw = w._c_dw
 104             w.style.x,w.style.y,w.rect.w,w.rect.h = dw.rect.x,dw.rect.y,dw.rect.w,dw.rect.h
 105             #w.resize()
 106             w.rect.x,w.rect.y = w.style.x,w.style.y
 107             _max_w = max(_max_w,w.rect.right)
 108
 109         #self.rect.w = _max_w #self.layout.rect.w
 110         #self.rect.h = self.layout.rect.h
 111         #print 'document',_max_w,self.layout.rect.h
 112         return _max_w,self.layout.rect.h