all repos — openbox @ 0ba441fe8f379ec506000f7fa29f867cb6bc0d51

openbox fork - make it a bit more like ryudo

otk/focuslabel.cc (raw)

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// -*- mode: C++; indent-tabs-mode: nil; c-basic-offset: 2; -*-

#ifdef HAVE_CONFIG_H
# include "../config.h"
#endif

#include "focuslabel.hh"
#include "display.hh"
#include "screeninfo.hh"

namespace otk {

FocusLabel::FocusLabel(Widget *parent)
  : FocusWidget(parent), _text("")
{
}

FocusLabel::~FocusLabel()
{
}


void FocusLabel::setStyle(Style *style)
{
  FocusWidget::setStyle(style);
  
  setTexture(style->getLabelFocus());
  setUnfocusTexture(style->getLabelUnfocus());
}


void FocusLabel::update(void)
{
  if (_dirty) {
    const Font *ft = style()->getFont();
    Color *text_color = (isFocused() ? style()->getTextFocus()
                          : style()->getTextUnfocus());
    unsigned int sidemargin = style()->getBevelWidth() * 2;

    ustring t = _text; // the actual text to draw
    int x = sidemargin;    // x coord for the text

    // find a string that will fit inside the area for text
    int max_length = width() - sidemargin * 2;
    if (max_length <= 0) {
      t = ""; // can't fit anything
    } else {
      size_t text_len = t.size();
      int length;
      
      do {
        t.resize(text_len);
        length = ft->measureString(t);
      } while (length > max_length && text_len-- > 0);

      // justify the text
      switch (style()->textJustify()) {
      case Style::RightJustify:
        x += max_length - length;
        break;
      case Style::CenterJustify:
        x += (max_length - length) / 2;
        break;
      case Style::LeftJustify:
        break;
      }
    }

    FocusWidget::update();

    display->renderControl(_screen)->
      drawString(this, *ft, x, 0, *text_color, t);
  } else
    FocusWidget::update();
}

}