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/*
This file is part of Akregator.
Copyright (C) 2004 Stanislav Karchebny <Stanislav.Karchebny@kdemail.net>
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; if not, write to the Free Software
Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
As a special exception, permission is given to link this program
with any edition of Qt, and distribute the resulting executable,
without including the source code for Qt in the source distribution.
*/
#include "akregatorconfig.h"
#include "trayicon.h"
#include <kapplication.h>
#include <kwin.h>
#include <kiconeffect.h>
#include <kdebug.h>
#include <klocale.h>
#include <kglobalsettings.h>
#include <dcopclient.h>
#include <dcopref.h>
#include <kpopupmenu.h>
#include <kiconloader.h>
#include <qbitmap.h>
#include <qpainter.h>
#include <qfont.h>
#include <qtooltip.h>
namespace Akregator {
TrayIcon* TrayIcon::m_instance = 0;
TrayIcon* TrayIcon::getInstance()
{
return m_instance;
}
void TrayIcon::setInstance(TrayIcon* trayIcon)
{
m_instance = trayIcon;
}
TrayIcon::TrayIcon(QWidget *parent, const char *name)
: KSystemTray(parent, name), m_unread(0)
{
m_defaultIcon=KSystemTray::loadIcon("akregator");
QPixmap m_unreadIcon=KSystemTray::loadIcon("akregator_empty");
m_lightIconImage=m_unreadIcon.convertToImage();
KIconEffect::deSaturate(m_lightIconImage, 0.60);
setPixmap(m_defaultIcon);
QToolTip::add(this, i18n("Akregator - RSS Feed Reader"));
}
TrayIcon::~TrayIcon()
{}
void TrayIcon::mousePressEvent(QMouseEvent *e) {
if (e->button() == LeftButton) {
emit showPart();
}
KSystemTray::mousePressEvent(e);
}
QPixmap TrayIcon::takeScreenshot() const
{
QPoint g = mapToGlobal(pos());
int desktopWidth = kapp->desktop()->width();
int desktopHeight = kapp->desktop()->height();
int tw = width();
int th = height();
int w = desktopWidth / 4;
int h = desktopHeight / 9;
int x = g.x() + tw/2 - w/2; // Center the rectange in the systray icon
int y = g.y() + th/2 - h/2;
if (x < 0)
x = 0; // Move the rectangle to stay in the desktop limits
if (y < 0)
y = 0;
if (x + w > desktopWidth)
x = desktopWidth - w;
if (y + h > desktopHeight)
y = desktopHeight - h;
// Grab the desktop and draw a circle arround the icon:
QPixmap shot = QPixmap::grabWindow(qt_xrootwin(), x, y, w, h);
QPainter painter(&shot);
const int MARGINS = 6;
const int WIDTH = 3;
int ax = g.x() - x - MARGINS -1;
int ay = g.y() - y - MARGINS -1;
painter.setPen( QPen(Qt::red/*KApplication::palette().active().highlight()*/, WIDTH) );
painter.drawArc(ax, ay, tw + 2*MARGINS, th + 2*MARGINS, 0, 16*360);
painter.end();
// Paint the border
const int BORDER = 1;
QPixmap finalShot(w + 2*BORDER, h + 2*BORDER);
finalShot.fill(KApplication::palette().active().foreground());
painter.begin(&finalShot);
painter.drawPixmap(BORDER, BORDER, shot);
painter.end();
return shot; // not finalShot?? -fo
}
void TrayIcon::slotSetUnread(int unread)
{
if (unread==m_unread)
return;
m_unread=unread;
QToolTip::remove(this);
QToolTip::add(this, i18n("Akregator - 1 unread article", "Akregator - %n unread articles", unread > 0 ? unread : 0));
if (unread <= 0)
{
setPixmap(m_defaultIcon);
}
else
{
// from KMSystemTray
int oldW = pixmap()->size().width();
int oldH = pixmap()->size().height();
QString uStr=QString::number( unread );
QFont f=KGlobalSettings::generalFont();
f.setBold(true);
float pointSize=f.pointSizeFloat();
QFontMetrics fm(f);
int w=fm.width(uStr);
if( w > (oldW) )
{
pointSize *= float(oldW) / float(w);
f.setPointSizeFloat(pointSize);
}
QPixmap pix(oldW, oldH);
pix.fill(Qt::white);
QPainter p(&pix);
p.setFont(f);
p.setPen(Qt::blue);
p.drawText(pix.rect(), Qt::AlignCenter, uStr);
pix.setMask(pix.createHeuristicMask());
QImage img=pix.convertToImage();
// overlay
QImage overlayImg=m_lightIconImage.copy();
KIconEffect::overlay(overlayImg, img);
QPixmap icon;
icon.convertFromImage(overlayImg);
setPixmap(icon);
}
}
void TrayIcon::viewButtonClicked()
{
QWidget *p=static_cast<QWidget*>(parent());
KWin::forceActiveWindow(p->winId());
}
void TrayIcon::settingsChanged()
{
if ( Settings::showTrayIcon() )
show();
else
hide();
}
}
#include "trayicon.moc"
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