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authortoma <toma@283d02a7-25f6-0310-bc7c-ecb5cbfe19da>2009-11-25 17:56:58 +0000
committertoma <toma@283d02a7-25f6-0310-bc7c-ecb5cbfe19da>2009-11-25 17:56:58 +0000
commitce4a32fe52ef09d8f5ff1dd22c001110902b60a2 (patch)
tree5ac38a06f3dde268dc7927dc155896926aaf7012 /kdeui/kanimwidget.cpp
downloadtdelibs-ce4a32fe52ef09d8f5ff1dd22c001110902b60a2.tar.gz
tdelibs-ce4a32fe52ef09d8f5ff1dd22c001110902b60a2.zip
Copy the KDE 3.5 branch to branches/trinity for new KDE 3.5 features.
BUG:215923 git-svn-id: svn://anonsvn.kde.org/home/kde/branches/trinity/kdelibs@1054174 283d02a7-25f6-0310-bc7c-ecb5cbfe19da
Diffstat (limited to 'kdeui/kanimwidget.cpp')
-rw-r--r--kdeui/kanimwidget.cpp212
1 files changed, 212 insertions, 0 deletions
diff --git a/kdeui/kanimwidget.cpp b/kdeui/kanimwidget.cpp
new file mode 100644
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+++ b/kdeui/kanimwidget.cpp
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+// -*- c-basic-offset: 2 -*-
+
+/* This file is part of the KDE libraries
+ Copyright (C) 2000 Kurt Granroth <granroth@kde.org>
+
+ This library is free software; you can redistribute it and/or
+ modify it under the terms of the GNU Library General Public
+ License version 2 as published by the Free Software Foundation.
+
+ This library 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
+ Library General Public License for more details.
+
+ You should have received a copy of the GNU Library General Public License
+ along with this library; see the file COPYING.LIB. If not, write to
+ the Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor,
+ Boston, MA 02110-1301, USA.
+*/
+#include <kanimwidget.h>
+#include <qpixmap.h>
+#include <qtimer.h>
+#include <qpainter.h>
+#include <qimage.h>
+#include <ktoolbar.h>
+#include <kdebug.h>
+#include <kiconloader.h>
+
+class KAnimWidgetPrivate
+{
+public:
+ bool loadingCompleted : 1;
+ bool initDone : 1;
+ bool transparent : 1;
+ int frames;
+ int current_frame;
+ QPixmap pixmap;
+ QTimer timer;
+ QString icon_name;
+ int size;
+};
+
+KAnimWidget::KAnimWidget( const QString& icons, int size, QWidget *parent,
+ const char *name )
+ : QFrame( parent, name ),
+ d( new KAnimWidgetPrivate )
+{
+ connect( &d->timer, SIGNAL(timeout()), this, SLOT(slotTimerUpdate()));
+
+ if (parent && parent->inherits( "KToolBar" ))
+ connect(parent, SIGNAL(modechange()), this, SLOT(updateIcons()));
+
+ d->loadingCompleted = false;
+ d->size = size;
+ d->initDone = false;
+ setIcons( icons );
+ setFrameStyle( StyledPanel | Sunken );
+}
+
+KAnimWidget::~KAnimWidget()
+{
+ d->timer.stop();
+
+ delete d; d = 0;
+}
+
+void KAnimWidget::start()
+{
+ d->current_frame = 0;
+ d->timer.start( 50 );
+}
+
+void KAnimWidget::stop()
+{
+ d->current_frame = 0;
+ d->timer.stop();
+ repaint();
+}
+
+void KAnimWidget::setSize( int size )
+{
+ if ( d->size == size )
+ return;
+
+ d->size = size;
+ updateIcons();
+}
+
+void KAnimWidget::setIcons( const QString& icons )
+{
+ if ( d->icon_name == icons )
+ return;
+
+ d->icon_name = icons;
+ updateIcons();
+}
+
+QString KAnimWidget::icons( ) const
+{
+ return d->icon_name;
+}
+
+int KAnimWidget::size( ) const
+{
+ return d->size;
+}
+
+
+void KAnimWidget::showEvent(QShowEvent* e)
+{
+ if (!d->initDone)
+ {
+ d->initDone = true;
+ updateIcons();
+ }
+ QFrame::showEvent(e);
+}
+
+void KAnimWidget::hideEvent(QHideEvent* e)
+{
+ QFrame::hideEvent(e);
+}
+
+void KAnimWidget::enterEvent( QEvent *e )
+{
+ setFrameStyle( Panel | Raised );
+
+ QFrame::enterEvent( e );
+}
+
+void KAnimWidget::leaveEvent( QEvent *e )
+{
+ setFrameStyle( StyledPanel | Sunken );
+
+ QFrame::leaveEvent( e );
+}
+
+void KAnimWidget::mousePressEvent( QMouseEvent *e )
+{
+ QFrame::mousePressEvent( e );
+}
+
+void KAnimWidget::mouseReleaseEvent( QMouseEvent *e )
+{
+ if ( e->button() == LeftButton &&
+ rect().contains( e->pos() ) )
+ emit clicked();
+
+ QFrame::mouseReleaseEvent( e );
+}
+
+void KAnimWidget::slotTimerUpdate()
+{
+ if(!isVisible())
+ return;
+
+ d->current_frame++;
+ if (d->current_frame == d->frames)
+ d->current_frame = 0;
+
+ // TODO
+ // We have to clear the widget when repainting a transparent image
+ // By doing it like this we get a bit of flicker though. A better
+ // way might be to merge it with the background in drawContents.
+ repaint(d->transparent);
+}
+
+void KAnimWidget::drawContents( QPainter *p )
+{
+ if ( d->pixmap.isNull() )
+ return;
+
+ int w = d->pixmap.width();
+ int h = w;
+ int x = (width() - w) / 2;
+ int y = (height() - h) / 2;
+ p->drawPixmap(QPoint(x, y), d->pixmap, QRect(0, d->current_frame*h, w, h));
+}
+
+void KAnimWidget::updateIcons()
+{
+ if (!d->initDone)
+ return;
+
+ if (parent()->inherits( "KToolBar" ))
+ d->size = ((KToolBar*)parent())->iconSize();
+ if (!d->size)
+ d->size = KGlobal::iconLoader()->currentSize(KIcon::MainToolbar);
+
+ QString path = KGlobal::iconLoader()->iconPath(d->icon_name, -d->size);
+ QImage img(path);
+
+ if (img.isNull())
+ return;
+
+ d->current_frame = 0;
+ d->frames = img.height() / img.width();
+ d->transparent = img.hasAlphaBuffer();
+ if (d->pixmap.width() != d->size)
+ {
+ img = img.smoothScale(d->size, d->size*d->frames);
+ }
+ d->pixmap = img;
+
+ setFixedSize( d->size+2, d->size+2 );
+ resize( d->size+2, d->size+2 );
+}
+
+void KAnimWidget::virtual_hook( int, void* )
+{ /*BASE::virtual_hook( id, data );*/ }
+
+#include "kanimwidget.moc"