Files
flenser/dw/ruler.cc

99 lines
2.4 KiB
C++

/*
* Dillo Widget
*
* Copyright 2005-2007 Sebastian Geerken <sgeerken@dillo.org>
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation; either version 3 of the License, or
* (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program. If not, see <http://www.gnu.org/licenses/>.
*/
#include "ruler.hh"
#include "../lout/misc.hh"
#include <stdio.h>
namespace dw {
Ruler::Ruler ()
{
DBG_OBJ_CREATE ("dw::Ruler");
registerName ("dw::Ruler", typeid(*this));
}
Ruler::~Ruler ()
{
DBG_OBJ_DELETE ();
}
void Ruler::sizeRequestSimpl (core::Requisition *requisition)
{
requisition->width = std::max (getAvailWidth (true), boxDiffWidth ());
requisition->ascent = boxOffsetY ();
requisition->descent = boxRestHeight ();
}
void Ruler::getExtremesSimpl (core::Extremes *extremes)
{
extremes->minWidth = extremes->maxWidth = boxDiffWidth ();
extremes->minWidthIntrinsic = extremes->minWidth;
extremes->maxWidthIntrinsic = extremes->maxWidth;
correctExtremes (extremes, false);
extremes->adjustmentWidth =
std::min (extremes->minWidthIntrinsic, extremes->minWidth);
}
bool Ruler::isBlockLevel ()
{
return true;
}
void Ruler::containerSizeChangedForChildren ()
{
DBG_OBJ_ENTER0 ("resize", 0, "containerSizeChangedForChildren");
// Nothing to do.
DBG_OBJ_LEAVE ();
}
bool Ruler::usesAvailWidth ()
{
return true;
}
void Ruler::draw (core::View *view, core::Rectangle *area,
core::DrawingContext *context)
{
drawWidgetBox (view, area, false);
}
core::Widget *Ruler::getWidgetAtPoint (int x, int y,
core::GettingWidgetAtPointContext
*context)
{
// Override (complex) implementation OOFAwareWidget::getWidgetAtPoint().
if (inAllocation (x, y))
return this;
else
return NULL;
}
core::Iterator *Ruler::iterator (core::Content::Type mask, bool atEnd)
{
/** \todo TextIterator? */
return new core::EmptyIterator (this, mask, atEnd);
}
} // namespace dw