otk/button.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 "button.hh"
   8
   9 namespace otk {
  10
  11 OtkButton::OtkButton(OtkWidget *parent)
  12   : OtkFocusLabel(parent), _pressed(false), _pressed_focus_tx(0),
  13     _pressed_unfocus_tx(0), _unpr_focus_tx(0), _unpr_unfocus_tx(0)
  14 {
  15   setTexture(getStyle()->getButtonFocus());
  16   setUnfocusTexture(getStyle()->getButtonUnfocus());
  17   _pressed_focus_tx = getStyle()->getButtonPressedFocus();
  18   _pressed_unfocus_tx = getStyle()->getButtonPressedUnfocus();
  19 }
  20
  21 OtkButton::~OtkButton()
  22 {
  23   if (_pressed_focus_tx) delete _pressed_focus_tx;
  24   if (_pressed_unfocus_tx) delete _pressed_unfocus_tx;
  25 }
  26
  27 void OtkButton::press(unsigned int mouse_button)
  28 {
  29   if (_pressed) return;
  30
  31   if (_pressed_focus_tx)
  32     OtkFocusWidget::setTexture(_pressed_focus_tx);
  33   if (_pressed_unfocus_tx)
  34     OtkFocusWidget::setUnfocusTexture(_pressed_unfocus_tx);
  35   _pressed = true;
  36   _mouse_button = mouse_button;
  37 }
  38
  39 void OtkButton::release(unsigned int mouse_button)
  40 {
  41   if (_mouse_button != mouse_button) return; // wrong button
  42
  43   OtkFocusWidget::setTexture(_unpr_focus_tx);
  44   OtkFocusWidget::setUnfocusTexture(_unpr_unfocus_tx);
  45   _pressed = false;
  46 }
  47
  48 void OtkButton::setTexture(BTexture *texture)
  49 {
  50   OtkFocusWidget::setTexture(texture);
  51   _unpr_focus_tx = texture;
  52 }
  53
  54 void OtkButton::setUnfocusTexture(BTexture *texture)
  55 {
  56   OtkFocusWidget::setUnfocusTexture(texture);
  57   _unpr_unfocus_tx = texture;
  58 }
  59
  60 void OtkButton::buttonPressHandler(const XButtonEvent &e)
  61 {
  62   press(e.button);
  63   update();
  64   OtkFocusWidget::buttonPressHandler(e);
  65 }
  66
  67 void OtkButton::buttonReleaseHandler(const XButtonEvent &e)
  68 {
  69   release(e.button);
  70   update();
  71   OtkFocusWidget::buttonReleaseHandler(e);
  72 }
  73
  74 }