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/***************************************************************************
* Copyright (C) 2005-2007 by Rajko Albrecht *
* ral@alwins-world.de *
* *
* 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. *
***************************************************************************/
#include "svnfiletip.h"
#include "svnitem.h"
#include <kfileitem.h>
#include <kglobalsettings.h>
#include <kstandarddirs.h>
#include <kapplication.h>
#include <kdebug.h>
#include <tqlabel.h>
#include <tqtooltip.h>
#include <layout.h>
#include <tqpainter.h>
#include <tqscrollview.h>
#include <tqtimer.h>
SvnFileTip::SvnFileTip(TQScrollView*parent)
: TQFrame( 0, 0, WStyle_Customize | WStyle_NoBorder | WStyle_Tool | WStyle_StaysOnTop | WX11BypassWM ),
m_on( false ),
m_preview( false ),
m_filter( false ),
m_corner( 0 ),
m_num( 0 ),
m_view( parent ),
m_svnitem( 0 ),
m_previewJob( 0 )
{
m_iconLabel = new TQLabel(this);
m_textLabel = new TQLabel(this);
m_textLabel->setAlignment(TQt::AlignAuto | TQt::AlignTop);
TQGridLayout* layout = new TQGridLayout(this, 1, 2, 8, 0);
layout->addWidget(m_iconLabel, 0, 0);
layout->addWidget(m_textLabel, 0, 1);
layout->setResizeMode(TQLayout::Fixed);
setPalette( TQToolTip::palette() );
setMargin( 1 );
setFrameStyle( TQFrame::Plain | TQFrame::Box );
m_timer = new TQTimer(this);
hide();
}
SvnFileTip::~SvnFileTip()
{
if ( m_previewJob ) {
m_previewJob->kill();
m_previewJob = 0;
}
}
void SvnFileTip::setPreview(bool on)
{
m_preview = on;
if(on)
m_iconLabel->show();
else
m_iconLabel->hide();
}
void SvnFileTip::setOptions( bool on, bool preview, int num )
{
setPreview(preview);
m_on = on;
m_num = num;
}
void SvnFileTip::setItem(SvnItem*item, const TQRect &rect, const TQPixmap *pixmap )
{
hideTip();
if (!m_on) return;
if ( m_previewJob ) {
m_previewJob->kill();
m_previewJob = 0;
}
m_rect = rect;
m_svnitem=item;
if ( m_svnitem ) {
if (m_preview) {
if ( pixmap )
m_iconLabel->setPixmap( *pixmap );
else
m_iconLabel->setPixmap( TQPixmap() );
}
// Don't start immediately, because the user could move the mouse over another item
// This avoids a quick sequence of started preview-jobs
m_timer->disconnect( this );
connect(m_timer, TQT_SIGNAL(timeout()), this, TQT_SLOT(startDelayed()));
m_timer->start( 300, true );
} else {
m_timer->stop();
}
}
void SvnFileTip::reposition()
{
if ( m_rect.isEmpty() || !m_view || !m_view->viewport() ) return;
TQRect rect = m_rect;
TQPoint off = m_view->viewport()->mapToGlobal( m_view->contentsToViewport( rect.topRight() ) );
rect.moveTopRight( off );
TQPoint pos = rect.center();
// m_corner:
// 0: upperleft
// 1: upperright
// 2: lowerleft
// 3: lowerright
// 4+: none
m_corner = 0;
// should the tooltip be shown to the left or to the right of the ivi ?
TQRect desk = KGlobalSettings::desktopGeometry(rect.center());
if (rect.center().x() + width() > desk.right())
{
// to the left
if (pos.x() - width() < 0) {
pos.setX(0);
m_corner = 4;
} else {
pos.setX( pos.x() - width() );
m_corner = 1;
}
}
// should the tooltip be shown above or below the ivi ?
if (rect.bottom() + height() > desk.bottom())
{
// above
pos.setY( rect.top() - height() );
m_corner += 2;
}
else pos.setY( rect.bottom() + 1 );
move( pos );
update();
}
void SvnFileTip::gotPreview( const KFileItem* item, const TQPixmap& pixmap )
{
m_previewJob = 0;
if (!m_svnitem || item != m_svnitem->fileItem()) return;
m_iconLabel -> setPixmap(pixmap);
}
void SvnFileTip::gotPreviewResult()
{
m_previewJob = 0;
}
void SvnFileTip::drawContents( TQPainter *p )
{
static const char * const names[] = {
"arrow_topleft",
"arrow_topright",
"arrow_bottomleft",
"arrow_bottomright"
};
if (m_corner >= 4) { // 4 is empty, so don't draw anything
TQFrame::drawContents( p );
return;
}
if ( m_corners[m_corner].isNull())
m_corners[m_corner].load( locate( "data", TQString::fromLatin1( "konqueror/pics/%1.png" ).arg( names[m_corner] ) ) );
TQPixmap &pix = m_corners[m_corner];
switch ( m_corner )
{
case 0:
p->drawPixmap( 3, 3, pix );
break;
case 1:
p->drawPixmap( width() - pix.width() - 3, 3, pix );
break;
case 2:
p->drawPixmap( 3, height() - pix.height() - 3, pix );
break;
case 3:
p->drawPixmap( width() - pix.width() - 3, height() - pix.height() - 3, pix );
break;
}
TQFrame::drawContents( p );
}
void SvnFileTip::setFilter( bool enable )
{
if ( enable == m_filter ) return;
if ( enable ) {
kapp->installEventFilter( this );
TQApplication::setGlobalMouseTracking( true );
}
else {
TQApplication::setGlobalMouseTracking( false );
kapp->removeEventFilter( this );
}
m_filter = enable;
}
void SvnFileTip::showTip()
{
if (!m_svnitem) {
hide();
return;
}
TQString text = m_svnitem->getToolTipText();
if ( text.isEmpty() ) return;
m_timer->disconnect( this );
connect(m_timer, TQT_SIGNAL(timeout()), this, TQT_SLOT(hideTip()));
m_timer->start( 15000, true );
m_textLabel->setText( text );
setFilter( true );
reposition();
show();
}
void SvnFileTip::hideTip()
{
m_timer->stop();
setFilter( false );
if ( isShown() && m_view && m_view->viewport() &&
(m_view->horizontalScrollBar()->isShown() || m_view->verticalScrollBar()->isShown()) )
m_view->viewport()->update();
hide();
}
void SvnFileTip::startDelayed()
{
if (!m_svnitem) {
return;
}
if ( m_preview && m_svnitem->fileItem() ) {
KFileItemList oneItem;
oneItem.append( m_svnitem->fileItem() );
m_previewJob = KIO::filePreview( oneItem, 256, 256, 64, 70, true, true, 0);
connect( m_previewJob, TQT_SIGNAL( gotPreview( const KFileItem *, const TQPixmap & ) ),
this, TQT_SLOT( gotPreview( const KFileItem *, const TQPixmap & ) ) );
connect( m_previewJob, TQT_SIGNAL( result( KIO::Job * ) ),
this, TQT_SLOT( gotPreviewResult() ) );
}
m_timer->disconnect( this );
connect(m_timer, TQT_SIGNAL(timeout()), this, TQT_SLOT(showTip()));
m_timer->start( 400, true );
}
void SvnFileTip::resizeEvent( TQResizeEvent* event )
{
TQFrame::resizeEvent(event);
reposition();
}
bool SvnFileTip::eventFilter( TQObject *, TQEvent *e )
{
switch ( e->type() )
{
case TQEvent::Leave:
case TQEvent::MouseButtonPress:
case TQEvent::MouseButtonRelease:
case TQEvent::KeyPress:
case TQEvent::KeyRelease:
case TQEvent::FocusIn:
case TQEvent::FocusOut:
case TQEvent::Wheel:
hideTip();
default: break;
}
return false;
}
#include "svnfiletip.moc"
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