otk/focuswidget.cc

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