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/*
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.
*/
/*
Copyright (C) 2005 Francois Chazal <neptune3k@free.fr>
Copyright (C) 2006-2007 Eike Hein <hein@kde.org>
*/
#include "image_button.h"
#include "image_button.moc"
#include "settings.h"
#include <tqwhatsthis.h>
#include <tqtimer.h>
#include <tdeglobalsettings.h>
ImageButton::ImageButton(TQWidget* parent, const char* name, bool translucency) : TranslucentWidget(parent, name, translucency)
{
state = 0;
toggle = false;
pressed = false;
delay_popup = false;
popup_menu = NULL;
popup_timer = NULL;
}
ImageButton::~ImageButton()
{
}
void ImageButton::setToggleButton(bool toggled)
{
/* Sets the toggling ability. */
pressed = false;
toggle = toggled;
}
void ImageButton::setToggled(bool enable)
{
if (toggle)
{
state = 0;
if (enable)
pressed = true;
else
pressed = false;
repaint();
}
}
void ImageButton::setPopupMenu(TQPopupMenu* menu)
{
popup_menu = menu;
popup_timer = new TQTimer(this);
connect(popup_timer, TQT_SIGNAL(timeout()), this, TQT_SLOT(showPopupMenu()));
}
void ImageButton::showPopupMenu()
{
popup_menu->exec(mapToGlobal(TQPoint(0, height())));
}
void ImageButton::setUpPixmap(const TQString& path, bool use_alpha_mask)
{
up_pixmap.load(path);
resize(up_pixmap.size());
if (up_pixmap.hasAlphaChannel()) setMask(*up_pixmap.mask());
if (use_alpha_mask)
setUseTranslucency(true);
else
setMask(TQRegion(up_pixmap.rect()));
}
void ImageButton::setOverPixmap(const TQString& path)
{
over_pixmap.load(path);
}
void ImageButton::setDownPixmap(const TQString& path)
{
down_pixmap.load(path);
}
void ImageButton::enterEvent(TQEvent*)
{
state = pressed ? 2 : 1;
repaint();
}
void ImageButton::leaveEvent(TQEvent*)
{
state = 0;
if (popup_timer) popup_timer->stop();
repaint();
}
void ImageButton::mousePressEvent(TQMouseEvent*)
{
if (TQWhatsThis::inWhatsThisMode()) return;
state = 2;
if (popup_timer) popup_timer->stop();
repaint();
if (popup_menu)
{
if (delay_popup)
popup_timer->start(600, true);
else
popup_menu->exec(mapToGlobal(TQPoint(0, height())));
}
}
void ImageButton::mouseReleaseEvent(TQMouseEvent*)
{
if (TQWhatsThis::inWhatsThisMode()) return;
// Don't process event if press and release didn't
// occur within the button.
if (!state > 0) return;
state = toggle ? 0 : 1;
pressed = toggle ? !pressed : false;
if (popup_timer) popup_timer->stop();
repaint();
if (toggle)
emit toggled(pressed);
else
emit clicked();
}
void ImageButton::paintEvent(TQPaintEvent*)
{
TQPainter painter(this);
erase();
if (!useTranslucency())
painter.fillRect(0, 0, width(), height(), Settings::skinbgcolor());
switch (state)
{
case 0:
if (pressed)
painter.drawPixmap(0, 0, down_pixmap);
else
painter.drawPixmap(0, 0, up_pixmap);
break;
case 1:
painter.drawPixmap(0, 0, over_pixmap);
break;
case 2:
painter.drawPixmap(0, 0, down_pixmap);
break;
}
painter.end();
}
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