src/buttonwidget.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 "buttonwidget.hh"
   8 #include "otk/gccache.hh" // otk::BPen
   9
  10 namespace ob {
  11
  12 OBButtonWidget::OBButtonWidget(otk::OtkWidget *parent,
  13                                OBWidget::WidgetType type)
  14   : otk::OtkWidget(parent),
  15     OBWidget(type),
  16     _pressed(false),
  17     _button(0)
  18 {
  19 }
  20
  21
  22 OBButtonWidget::~OBButtonWidget()
  23 {
  24 }
  25
  26
  27 void OBButtonWidget::setTextures()
  28 {
  29   switch (type()) {
  30   case Type_LeftGrip:
  31   case Type_RightGrip:
  32     if (_focused)
  33       setTexture(_style->getGripFocus());
  34     else
  35       setTexture(_style->getGripUnfocus());
  36     break;
  37   case Type_StickyButton:
  38   case Type_CloseButton:
  39   case Type_MaximizeButton:
  40   case Type_IconifyButton:
  41     if (_pressed) {
  42       if (_focused)
  43         setTexture(_style->getButtonPressedFocus());
  44       else
  45         setTexture(_style->getButtonPressedUnfocus());
  46     } else {
  47       if (_focused)
  48         setTexture(_style->getButtonFocus());
  49       else
  50         setTexture(_style->getButtonUnfocus());
  51     }
  52     break;
  53   default:
  54     assert(false); // there's no other button widgets!
  55   }
  56 }
  57
  58
  59 void OBButtonWidget::setStyle(otk::Style *style)
  60 {
  61   otk::OtkWidget::setStyle(style);
  62   setTextures();
  63
  64   switch (type()) {
  65   case Type_LeftGrip:
  66   case Type_RightGrip:
  67     setBorderColor(_style->getBorderColor());
  68     break;
  69   case Type_StickyButton:
  70   case Type_CloseButton:
  71   case Type_MaximizeButton:
  72   case Type_IconifyButton:
  73     break;
  74   default:
  75     assert(false); // there's no other button widgets!
  76   }
  77 }
  78
  79
  80 void OBButtonWidget::update()
  81 {
  82   otk::PixmapMask *pm;
  83   int width;
  84
  85   otk::OtkWidget::update();
  86
  87   switch (type()) {
  88   case Type_StickyButton:
  89     pm = _style->getStickyButtonMask();
  90     break;
  91   case Type_CloseButton:
  92     pm = _style->getCloseButtonMask();
  93     break;
  94   case Type_MaximizeButton:
  95     pm = _style->getMaximizeButtonMask();
  96     break;
  97   case Type_IconifyButton:
  98     pm = _style->getIconifyButtonMask();
  99     break;
 100   case Type_LeftGrip:
 101   case Type_RightGrip:
 102     return; // no drawing
 103   default:
 104     assert(false); // there's no other button widgets!
 105   }
 106
 107   if (pm->mask == None) return; // no mask for the button, leave it empty
 108
 109   width = _rect.width();
 110
 111   otk::BPen pen(_focused ? *_style->getButtonPicFocus() :
 112                            *_style->getButtonPicUnfocus());
 113
 114   // set the clip region
 115   XSetClipMask(otk::OBDisplay::display, pen.gc(), pm->mask);
 116   XSetClipOrigin(otk::OBDisplay::display, pen.gc(),
 117                  (width - pm->w)/2, (width - pm->h)/2);
 118
 119   // fill in the clipped region
 120   XFillRectangle(otk::OBDisplay::display, _window, pen.gc(),
 121                  (width - pm->w)/2, (width - pm->h)/2,
 122                  (width + pm->w)/2, (width + pm->h)/2);
 123
 124   // unset the clip region
 125   XSetClipMask(otk::OBDisplay::display, pen.gc(), None);
 126   XSetClipOrigin(otk::OBDisplay::display, pen.gc(), 0, 0);
 127 }
 128
 129
 130 void OBButtonWidget::adjust()
 131 {
 132   // XXX: adjust shit
 133 }
 134
 135
 136 void OBButtonWidget::focus()
 137 {
 138   otk::OtkWidget::focus();
 139   setTextures();
 140 }
 141
 142
 143 void OBButtonWidget::unfocus()
 144 {
 145   otk::OtkWidget::unfocus();
 146   setTextures();
 147 }
 148
 149
 150 void OBButtonWidget::buttonPressHandler(const XButtonEvent &e)
 151 {
 152   OtkWidget::buttonPressHandler(e);
 153   if (_button) return;
 154   _button = e.button;
 155   _pressed = true;
 156   setTextures();
 157   update();
 158 }
 159
 160
 161 void OBButtonWidget::buttonReleaseHandler(const XButtonEvent &e)
 162 {
 163   OtkWidget::buttonPressHandler(e);
 164   if (e.button != _button) return;
 165   _button = 0;
 166   _pressed = false;
 167   setTextures();
 168   update();
 169 }
 170
 171 }