HelpSource/Reference/Resize.schelp

   1 title:: Resize behaviour
   2 summary:: Resize behavior for View and its subclasses
   3 categories:: GUI
   4
   5 section:: Description
   6 method:: resize
   7 The link::Classes/View#-resize:: method takes nine different values as argument defining the behavior of the view when the containing window is resized. Each view responds relatively to the stretches of its parent view.
   8
   9 table::
  10 ## 1 || 2 || 3
  11 ## 4 || 5 || 6
  12 ## 7 || 8 || 9
  13 ::
  14
  15 list::
  16 ## 1 - fixed to left, fixed to top
  17 ## 2 - horizontally elastic, fixed to top
  18 ## 3 - fixed to right, fixed to top
  19
  20 ## 4 - fixed to left, vertically elastic
  21 ## 5 - horizontally elastic, vertically elastic
  22 ## 6 - fixed to right, vertically elastic
  23
  24 ## 7 - fixed to left, fixed to bottom
  25 ## 8 - horizontally elastic, fixed to bottom
  26 ## 9 - fixed to right, fixed to bottom
  27 ::
  28
  29 section:: Examples
  30
  31 code::
  32 // resize behaviours
  33 // use the PopUpMenus to mix resize modes
  34 (
  35 var a;
  36
  37 a = { |i|
  38         var w, b, x,k,t,p;
  39         k=i;
  40         i = i + 1;
  41         w = Window("resize:"+i, Rect(10 + (k%3 * 220), Window.screenBounds.height- [250,460,670].at(k/3), 200, 180));
  42         b = w.view.bounds;
  43         x = CompositeView(w, w.view.bounds.insetBy(20,20))
  44                 .background_(Color.rand)
  45                 .resize_(i);
  46
  47         y = CompositeView(x, x.bounds.moveTo(0,0).insetBy(20,20))
  48                 .background_(Color.rand)
  49                 .resize_(i);
  50
  51         y.decorator = FlowLayout(y.bounds).gap_(0.0 @ 0.0);
  52
  53         t = StaticText(y, Rect(0, 0, 40, 40))
  54                 .background_(Color.rand.alpha_(0.8))
  55                 .resize_(i)
  56                 .string_(i)
  57                 .font_(Font("Helvetica", 26));
  58
  59         p=PopUpMenu(y,40@40).items_((1..9).collect(_.asString)).value_(i-1).resize_(i)
  60                         .action_{|m| t.string_((m.value+1).asString); [p,t].do(_.resize_(m.value+1))};
  61
  62         w.front;
  63         w.onClose = {a.do(_.close) };
  64
  65 } ! 9;
  66 )
  67
  68
  69 // the popupmenu contains the various modes
  70
  71 (
  72 w = Window("soundfile test", Rect(200, 200, 720, 250));
  73
  74 p = PopUpMenu(w, Rect(10,10,80,24))
  75         .items_( Array.fill(9, {arg i; (i+1).asString;}) )
  76         .action_({ arg sbs;
  77                 a.resize_(sbs.value+1);
  78         });
  79
  80 f = SoundFile.new;
  81 f.openRead(Platform.resourceDir +/+ "sounds/a11wlk01.wav");
  82
  83 a = SoundFileView(w, Rect(10,40, 700, 180))
  84         .soundfile_(f)
  85         .readWithTask(0, f.numFrames, showProgress: false )
  86         .resize_(1);
  87
  88 w.front;
  89 )
  90 ::