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   OtkWidget::OtkWidgetList children = OtkWidget::getChildren();
  33
  34   OtkWidget::OtkWidgetList::iterator it = children.begin(),
  35     end = children.end();
  36
  37   OtkFocusWidget *tmp = 0;
  38   for (; it != end; ++it) {
  39     tmp = dynamic_cast<OtkFocusWidget*>(*it);
  40     if (tmp) tmp->focus();
  41   }
  42 }
  43
  44 void OtkFocusWidget::unfocus(void)
  45 {
  46   if (! _focused)
  47     return;
  48
  49   assert(_unfocus_texture);
  50   OtkWidget::setTexture(_unfocus_texture);
  51   OtkWidget::update();
  52
  53   OtkWidget::OtkWidgetList children = OtkWidget::getChildren();
  54
  55   OtkWidget::OtkWidgetList::iterator it = children.begin(),
  56     end = children.end();
  57
  58   OtkFocusWidget *tmp = 0;
  59   for (; it != end; ++it) {
  60     tmp = dynamic_cast<OtkFocusWidget*>(*it);
  61     if (tmp) tmp->unfocus();
  62   }
  63 }
  64
  65 void OtkFocusWidget::setTexture(BTexture *texture)
  66 {
  67   OtkWidget::setTexture(texture);
  68   _focus_texture = texture;
  69 }
  70
  71 }