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138 lines
3.8 KiB
138 lines
3.8 KiB
2 weeks ago
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/***************************************************************************
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* Copyright (C) 2006 by Sascha Hlusiak *
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* Spam84@gmx.de *
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* *
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* This program is free software; you can redistribute it and/or modify *
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* it under the terms of the GNU General Public License as published by *
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* the Free Software Foundation; either version 2 of the License, or *
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* (at your option) any later version. *
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* *
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* This program is distributed in the hope that it will be useful, *
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* but WITHOUT ANY WARRANTY; without even the implied warranty of *
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the *
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* GNU General Public License for more details. *
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* *
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* You should have received a copy of the GNU General Public License *
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* along with this program; if not, write to the *
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* Free Software Foundation, Inc., *
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* 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA. *
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***************************************************************************/
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#include <tdeapplication.h>
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#include <tqimage.h>
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#include <kimageeffect.h>
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#include <tqdesktopwidget.h>
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#include "imageholder.h"
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QImageHolder::QImageHolder(TQImage act,TQImage inact)
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:img_active(NULL),img_inactive(NULL)
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{
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rootpixmap=NULL;
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setUserdefinedPictures( act,inact);
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initialized=userdefinedActive && userdefinedInactive;
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emit repaintNeeded();
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}
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QImageHolder::~QImageHolder()
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{
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if (rootpixmap)delete rootpixmap;
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if (img_active && !userdefinedActive)delete img_active;
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if (img_inactive && !userdefinedInactive)delete img_inactive;
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}
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void QImageHolder::setUserdefinedPictures( TQImage act,TQImage inact)
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{
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int w=TQApplication::desktop()->width();
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int h=TQApplication::desktop()->height();
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if (img_active && !userdefinedActive)
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{
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delete img_active;
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img_active=NULL;
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}
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if (img_inactive && !userdefinedInactive)
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{
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delete img_inactive;
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img_inactive=NULL;
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}
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if (!act.isNull())
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img_active=new TQPixmap(act);
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else
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img_active=NULL;
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if (!inact.isNull())
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img_inactive=new TQPixmap(inact);
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else
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img_inactive=NULL;
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userdefinedActive=(img_active!=NULL);
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userdefinedInactive=(img_inactive!=NULL);
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CheckSanity();
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}
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void QImageHolder::Init()
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{
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if (initialized)return;
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rootpixmap=new KMyRootPixmap(NULL/*,this*/);
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rootpixmap->start();
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rootpixmap->repaint(true);
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connect( rootpixmap,TQ_SIGNAL(backgroundUpdated(const TQImage*)),this, TQ_SLOT(BackgroundUpdated(const TQImage*)));
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connect(kapp, TQ_SIGNAL(backgroundChanged(int)),TQ_SLOT(handleDesktopChanged(int)));
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initialized=true;
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}
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void QImageHolder::repaint(bool force)
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{
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Init();
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if (rootpixmap)rootpixmap->repaint(force);
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}
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void QImageHolder::handleDesktopChanged(int)
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{
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repaint(true);
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}
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void QImageHolder::CheckSanity()
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{
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if (!initialized)return;
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if (userdefinedActive && userdefinedInactive)return;
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if (img_active!=NULL && !userdefinedActive)return;
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if (img_inactive!=NULL && !userdefinedInactive)return;
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if (rootpixmap)delete rootpixmap;
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rootpixmap=NULL;
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initialized=false;
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}
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void QImageHolder::BackgroundUpdated(const TQImage *src)
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{
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if (img_active && !userdefinedActive)
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{
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delete img_active;
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img_active=NULL;
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}
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if (img_inactive && !userdefinedInactive)
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{
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delete img_inactive;
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img_inactive=NULL;
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}
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if (src && !src->isNull())
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{
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if (!userdefinedInactive)
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img_inactive=new TQPixmap(src->copy());
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if (!userdefinedActive)
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img_active=new TQPixmap(src->copy());
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}
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emit repaintNeeded();
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}
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#include "imageholder.moc"
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