diff options
Diffstat (limited to 'kontact/plugins/knotes/knotetip.cpp')
| -rw-r--r-- | kontact/plugins/knotes/knotetip.cpp | 227 |
1 files changed, 227 insertions, 0 deletions
diff --git a/kontact/plugins/knotes/knotetip.cpp b/kontact/plugins/knotes/knotetip.cpp new file mode 100644 index 000000000..6e2c998d7 --- /dev/null +++ b/kontact/plugins/knotes/knotetip.cpp @@ -0,0 +1,227 @@ +/* + This file is part of the KDE project + Copyright (C) 2004 Michael Brade <brade@kde.org> + + 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; see the file COPYING. If not, write to + the Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor, + Boston, MA 02110-1301, USA. + + In addition, as a special exception, the copyright holders give + permission to link the code of this program with any edition of + the Qt library by Trolltech AS, Norway (or with modified versions + of Qt that use the same license as Qt), and distribute linked + combinations including the two. You must obey the GNU General + Public License in all respects for all of the code used other than + Qt. If you modify this file, you may extend this exception to + your version of the file, but you are not obligated to do so. If + you do not wish to do so, delete this exception statement from + your version. +*/ + +#include <qtooltip.h> +#include <qlayout.h> +#include <qtextedit.h> + +#include <kapplication.h> +#include <kglobalsettings.h> + +#include "knotetip.h" +#include "knotes_part_p.h" + + +KNoteTip::KNoteTip( KIconView *parent ) + : QFrame( 0, 0, WX11BypassWM | // this will make Seli happy >:-P + WStyle_Customize | WStyle_NoBorder | WStyle_Tool | WStyle_StaysOnTop ), + mFilter( false ), + mView( parent ), + mNoteIVI( 0 ), + mPreview( new QTextEdit( this ) ) +{ + mPreview->setReadOnly( true ); + mPreview->setHScrollBarMode( QScrollView::AlwaysOff ); + mPreview->setVScrollBarMode( QScrollView::AlwaysOff ); + + QBoxLayout *layout = new QVBoxLayout( this ); + layout->addWidget( mPreview ); + + setPalette( QToolTip::palette() ); + setMargin( 1 ); + setFrameStyle( QFrame::Plain | QFrame::Box ); + hide(); +} + +KNoteTip::~KNoteTip() +{ + delete mPreview; + mPreview = 0; +} + +void KNoteTip::setNote( KNotesIconViewItem *item ) +{ + if ( mNoteIVI == item ) + return; + + mNoteIVI = item; + + if ( !mNoteIVI ) { + killTimers(); + if ( isVisible() ) { + setFilter( false ); + hide(); + } + } else { + KCal::Journal *journal = item->journal(); + if ( journal->customProperty( "KNotes", "RichText" ) == "true" ) + mPreview->setTextFormat( Qt::RichText ); + else + mPreview->setTextFormat( Qt::PlainText ); + + QColor fg( journal->customProperty( "KNotes", "FgColor" ) ); + QColor bg( journal->customProperty( "KNotes", "BgColor" ) ); + setColor( fg, bg ); + + mPreview->setText( journal->description() ); + mPreview->zoomTo( 8 ); + mPreview->sync(); + + int w = 400; + int h = mPreview->heightForWidth( w ); + while ( w > 60 && h == mPreview->heightForWidth( w - 20 ) ) + w -= 20; + + QRect desk = KGlobalSettings::desktopGeometry( mNoteIVI->rect().center() ); + resize( w, QMIN( h, desk.height() / 2 - 20 ) ); + + hide(); + killTimers(); + setFilter( true ); + startTimer( 600 ); // delay showing the tooltip for 0.7 sec + } +} + + +// protected, virtual methods + +void KNoteTip::resizeEvent( QResizeEvent *ev ) +{ + QFrame::resizeEvent( ev ); + reposition(); +} + +void KNoteTip::timerEvent( QTimerEvent * ) +{ + killTimers(); + + if ( !isVisible() ) { + startTimer( 15000 ); // show the tooltip for 15 sec + reposition(); + show(); + } else { + setFilter( false ); + hide(); + } +} + +bool KNoteTip::eventFilter( QObject *, QEvent *e ) +{ + switch ( e->type() ) { + case QEvent::Leave: + case QEvent::MouseButtonPress: + case QEvent::MouseButtonRelease: + case QEvent::KeyPress: + case QEvent::KeyRelease: + case QEvent::FocusIn: + case QEvent::FocusOut: + case QEvent::Wheel: + killTimers(); + setFilter( false ); + hide(); + default: + break; + } + + return false; +} + + +// private stuff + +void KNoteTip::setColor( const QColor &fg, const QColor &bg ) +{ + QPalette newpalette = palette(); + newpalette.setColor( QColorGroup::Background, bg ); + newpalette.setColor( QColorGroup::Foreground, fg ); + newpalette.setColor( QColorGroup::Base, bg ); // text background + newpalette.setColor( QColorGroup::Text, fg ); // text color + newpalette.setColor( QColorGroup::Button, bg ); + + // the shadow + newpalette.setColor( QColorGroup::Midlight, bg.light(110) ); + newpalette.setColor( QColorGroup::Shadow, bg.dark(116) ); + newpalette.setColor( QColorGroup::Light, bg.light(180) ); + newpalette.setColor( QColorGroup::Dark, bg.dark(108) ); + setPalette( newpalette ); + + // set the text color + mPreview->setColor( fg ); +} + + +void KNoteTip::setFilter( bool enable ) +{ + if ( enable == mFilter ) + return; + + if ( enable ) { + kapp->installEventFilter( this ); + QApplication::setGlobalMouseTracking( true ); + } else { + QApplication::setGlobalMouseTracking( false ); + kapp->removeEventFilter( this ); + } + + mFilter = enable; +} + +void KNoteTip::reposition() +{ + if ( !mNoteIVI ) + return; + + QRect rect = mNoteIVI->rect(); + QPoint off = mView->mapToGlobal( mView->contentsToViewport( QPoint( 0, 0 ) ) ); + rect.moveBy( off.x(), off.y() ); + + QPoint pos = rect.center(); + + // should the tooltip be shown to the left or to the right of the ivi? + QRect desk = KGlobalSettings::desktopGeometry( pos ); + if ( rect.center().x() + width() > desk.right() ) { + // to the left + if ( pos.x() - width() < 0 ) + pos.setX( 0 ); + else + pos.setX( pos.x() - width() ); + } + + // should the tooltip be shown above or below the ivi ? + if ( rect.bottom() + height() > desk.bottom() ) { + // above + pos.setY( rect.top() - height() ); + } else + pos.setY( rect.bottom() ); + + move( pos ); + update(); +} |