Dogcows Code - chaz/openbox/blob - otk/focuslabel.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 "focuslabel.hh"
   8
   9 namespace otk {
  10
  11 OtkFocusLabel::OtkFocusLabel(OtkWidget *parent)
  12   : OtkFocusWidget(parent), _text("")
  13 {
  14   setTexture(getStyle()->getLabelFocus());
  15   setUnfocusTexture(getStyle()->getLabelUnfocus());
  16 }
  17
  18 OtkFocusLabel::~OtkFocusLabel()
  19 {
  20 }
  21
  22 void OtkFocusLabel::update(void)
  23 {
  24   if (_dirty) {
  25     const BFont &ft = getStyle()->getFont();
  26     BColor *text_color = (isFocused() ? getStyle()->getTextFocus()
  27                           : getStyle()->getTextUnfocus());
  28     unsigned int bevel = getStyle()->getBevelWidth();
  29
  30     std::string t = _text; // the actual text to draw
  31     int x = bevel;         // x coord for the text
  32
  33     // find a string that will fit inside the area for text
  34     int max_length = width() - getBevelWidth() * 2;
  35     if (max_length <= 0) {
  36       t = ""; // can't fit anything
  37     } else {
  38       size_t text_len = t.size();
  39       int length;
  40
  41       do {
  42         t.resize(text_len);
  43         length = ft.measureString(t);
  44       } while (length > max_length && text_len-- > 0);
  45
  46       // justify the text
  47       switch (getStyle()->textJustify()) {
  48       case Style::RightJustify:
  49         x += max_length - length;
  50         break;
  51       case Style::CenterJustify:
  52         x += (max_length - length) / 2;
  53         break;
  54       case Style::LeftJustify:
  55         break;
  56       }
  57     }
  58
  59     OtkFocusWidget::update();
  60
  61     ft.drawString(getWindow(), x, bevel, *text_color, t);
  62   } else
  63     OtkFocusWidget::update();
  64 }
  65
  66 }