source/mixedrows.cpp

   1 #include "mixedrows.h"
   2
   3 namespace Msp {
   4 namespace GLtk {
   5
   6 MixedRows::MixedRows(bool u):
   7         uniform_rows(u),
   8         uniform_cols(false),
   9         hgravity(-1),
  10         hsplit(false),
  11         vgravity(1),
  12         vsplit(false),
  13         first(true)
  14 { }
  15
  16 void MixedRows::start_row(bool u)
  17 {
  18         uniform_cols = u;
  19         first = true;
  20         hgravity = -1;
  21         hsplit = false;
  22 }
  23
  24 void MixedRows::split_rows()
  25 {
  26         vgravity = -1;
  27         vsplit = true;
  28 }
  29
  30 void MixedRows::split_columns()
  31 {
  32         hgravity = 1;
  33         hsplit = true;
  34 }
  35
  36 Layout::Slot *MixedRows::create_slot(Widget &wdg)
  37 {
  38         Slot *slot = new Slot(*this, wdg);
  39
  40         slot->horiz_pack.gravity = hgravity;
  41         slot->vert_pack.gravity = vgravity;
  42
  43         if(!first)
  44         {
  45                 Slot *prev = slots.back();
  46                 if(!hsplit)
  47                         slot->constraints.push_back(Constraint(RIGHT_OF, *prev));
  48                 slot->constraints.push_back(Constraint(ALIGN_TOP, *prev));
  49                 slot->constraints.push_back(Constraint(ALIGN_BOTTOM, *prev));
  50                 if(uniform_cols)
  51                         slot->constraints.push_back(Constraint(COPY_WIDTH, *prev));
  52         }
  53         else if(!slots.empty())
  54         {
  55                 Slot *prev = slots.back();
  56                 if(!vsplit)
  57                         slot->constraints.push_back(Constraint(BELOW, *prev));
  58                 if(uniform_rows)
  59                         slot->constraints.push_back(Constraint(COPY_HEIGHT, *prev));
  60         }
  61
  62         first = false;
  63         hsplit = false;
  64         vsplit = false;
  65
  66         return slot;
  67 }
  68
  69 } // namespace GLtk
  70 } // namespace Msp