otk/focuswidget.cc

   1 #include "focuswidget.hh"
   2
   3 namespace otk {
   4
   5 OtkFocusWidget::OtkFocusWidget(OtkWidget *parent, Direction direction)
   6   : OtkWidget(parent, direction), _unfocus_texture(0), _focused(true)
   7 {
   8   _focus_texture = parent->getTexture();
   9 }
  10
  11 OtkFocusWidget::~OtkFocusWidget()
  12 {
  13 }
  14
  15 void OtkFocusWidget::focus(void)
  16 {
  17   if (_focused)
  18     return;
  19
  20   // XXX: what about OtkWidget::focus()
  21
  22   assert(_focus_texture);
  23   OtkWidget::setTexture(_focus_texture);
  24   OtkWidget::update();
  25
  26   OtkWidget::OtkWidgetList children = OtkWidget::getChildren();
  27
  28   OtkWidget::OtkWidgetList::iterator it = children.begin(),
  29     end = children.end();
  30
  31   OtkFocusWidget *tmp = 0;
  32   for (; it != end; ++it) {
  33     tmp = dynamic_cast<OtkFocusWidget*>(*it);
  34     if (tmp) tmp->focus();
  35   }
  36 }
  37
  38 void OtkFocusWidget::unfocus(void)
  39 {
  40   if (! _focused)
  41     return;
  42
  43   assert(_unfocus_texture);
  44   OtkWidget::setTexture(_unfocus_texture);
  45   OtkWidget::update();
  46
  47   OtkWidget::OtkWidgetList children = OtkWidget::getChildren();
  48
  49   OtkWidget::OtkWidgetList::iterator it = children.begin(),
  50     end = children.end();
  51
  52   OtkFocusWidget *tmp = 0;
  53   for (; it != end; ++it) {
  54     tmp = dynamic_cast<OtkFocusWidget*>(*it);
  55     if (tmp) tmp->unfocus();
  56   }
  57 }
  58
  59 void OtkFocusWidget::setTexture(BTexture *texture)
  60 {
  61   OtkWidget::setTexture(texture);
  62   _focus_texture = texture;
  63 }
  64
  65 }