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(Style *style, Direction direction,
  12                                Cursor cursor, int bevel_width)
  13   : OtkWidget(style, direction, cursor, bevel_width),
  14     _unfocus_texture(0), _focused(true)
  15 {
  16 }
  17
  18 void OtkFocusWidget::focus(void)
  19 {
  20   if (_focused)
  21     return;
  22
  23   // XXX: what about OtkWidget::focus()
  24
  25   assert(_focus_texture);
  26   OtkWidget::setTexture(_focus_texture);
  27   OtkWidget::update();
  28
  29   OtkWidget::OtkWidgetList children = OtkWidget::getChildren();
  30
  31   OtkWidget::OtkWidgetList::iterator it = children.begin(),
  32     end = children.end();
  33
  34   OtkFocusWidget *tmp = 0;
  35   for (; it != end; ++it) {
  36     tmp = dynamic_cast<OtkFocusWidget*>(*it);
  37     if (tmp) tmp->focus();
  38   }
  39 }
  40
  41 void OtkFocusWidget::unfocus(void)
  42 {
  43   if (! _focused)
  44     return;
  45
  46   assert(_unfocus_texture);
  47   OtkWidget::setTexture(_unfocus_texture);
  48   OtkWidget::update();
  49
  50   OtkWidget::OtkWidgetList children = OtkWidget::getChildren();
  51
  52   OtkWidget::OtkWidgetList::iterator it = children.begin(),
  53     end = children.end();
  54
  55   OtkFocusWidget *tmp = 0;
  56   for (; it != end; ++it) {
  57     tmp = dynamic_cast<OtkFocusWidget*>(*it);
  58     if (tmp) tmp->unfocus();
  59   }
  60 }
  61
  62 void OtkFocusWidget::setTexture(BTexture *texture)
  63 {
  64   OtkWidget::setTexture(texture);
  65   _focus_texture = texture;
  66 }
  67
  68 }