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/* This file is part of the KDE project
Copyright (C) 2003-2004 Nadeem Hasan <nhasan@kde.org>
Copyright (C) 2004 Aaron J. Seigo <aseigo@kde.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 2 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; see the file COPYING. If not, write to
the Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor,
Boston, MA 02110-1301, USA.
*/
#include "hidebutton.h"
#include <tqpainter.h>
#include <kapplication.h>
#include <kcursor.h>
#include <kglobalsettings.h>
#include <kiconeffect.h>
#include <kiconloader.h>
#include <kicontheme.h>
#include <kipc.h>
#include <kstandarddirs.h>
HideButton::HideButton(TQWidget *parent, const char *name)
: TQButton(parent, name),
m_highlight(false),
m_arrow(Qt::LeftArrow)
{
setBackgroundOrigin(AncestorOrigin);
connect(kapp, TQT_SIGNAL(settingsChanged(int)), TQT_SLOT(slotSettingsChanged(int)));
connect(kapp, TQT_SIGNAL(iconChanged(int)), TQT_SLOT(slotIconChanged(int)));
kapp->addKipcEventMask(KIPC::SettingsChanged);
kapp->addKipcEventMask(KIPC::IconChanged);
slotSettingsChanged(KApplication::SETTINGS_MOUSE);
}
void HideButton::drawButton(TQPainter *p)
{
if (m_arrow == Qt::LeftArrow)
{
p->setPen(colorGroup().mid());
p->drawLine(width()-1, 0, width()-1, height());
}
else if (m_arrow == Qt::RightArrow)
{
p->setPen(colorGroup().mid());
p->drawLine(0, 0, 0, height());
}
else if (m_arrow == Qt::UpArrow)
{
p->setPen(colorGroup().mid());
p->drawLine(0, height()-1, width(), height()-1);
}
else if (m_arrow == Qt::DownArrow)
{
p->setPen(colorGroup().mid());
p->drawLine(0, 0, width(), 0);
}
drawButtonLabel(p);
}
void HideButton::drawButtonLabel(TQPainter *p)
{
if (pixmap())
{
TQPixmap pix = m_highlight? m_activeIcon : m_normalIcon;
if (isOn() || isDown())
{
p->translate(2, 2);
}
TQPoint origin(2, 2);
if (pix.height() < (height() - 4))
{
origin.setY(origin.y() + ((height() - pix.height()) / 2));
}
if (pix.width() < (width() - 4))
{
origin.setX(origin.x() + ((width() - pix.width()) / 2));
}
p->drawPixmap(origin, pix);
}
}
void HideButton::setPixmap(const TQPixmap &pix)
{
TQButton::setPixmap(pix);
generateIcons();
}
void HideButton::setArrowType(Qt::ArrowType arrow)
{
m_arrow = arrow;
switch (arrow)
{
case Qt::LeftArrow:
setPixmap(SmallIcon("1leftarrow"));
break;
case Qt::RightArrow:
setPixmap(SmallIcon("1rightarrow"));
break;
case Qt::UpArrow:
setPixmap(SmallIcon("1uparrow"));
break;
case Qt::DownArrow:
default:
setPixmap(SmallIcon("1downarrow"));
break;
}
}
void HideButton::generateIcons()
{
if (!pixmap())
{
return;
}
TQImage image = pixmap()->convertToImage();
image = image.smoothScale(size() - TQSize(4, 4), TQImage::ScaleMin);
KIconEffect effect;
m_normalIcon = effect.apply(image, KIcon::Panel, KIcon::DefaultState);
m_activeIcon = effect.apply(image, KIcon::Panel, KIcon::ActiveState);
}
void HideButton::slotSettingsChanged(int category)
{
if (category != KApplication::SETTINGS_MOUSE)
{
return;
}
bool changeCursor = KGlobalSettings::changeCursorOverIcon();
if (changeCursor)
{
setCursor(KCursor::handCursor());
}
else
{
unsetCursor();
}
}
void HideButton::slotIconChanged(int group)
{
if (group != KIcon::Panel)
{
return;
}
generateIcons();
repaint(false);
}
void HideButton::enterEvent(TQEvent *e)
{
m_highlight = true;
repaint(false);
TQButton::enterEvent(e);
}
void HideButton::leaveEvent(TQEvent *e)
{
m_highlight = false;
repaint(false);
TQButton::enterEvent(e);
}
void HideButton::resizeEvent(TQResizeEvent *)
{
generateIcons();
}
#include "hidebutton.moc"
// vim:ts=4:sw=4:et
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