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394 lines
11 KiB
394 lines
11 KiB
/* This file is part of the KDE project
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Copyright (C) 1998, 1999, 2000 Torben Weis <weis@kde.org>
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This library is free software; you can redistribute it and/or
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modify it under the terms of the GNU Library General Public
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License as published by the Free Software Foundation; either
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version 2 of the License, or (at your option) any later version.
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This library 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 GNU
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Library General Public License for more details.
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You should have received a copy of the GNU Library General Public License
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along with this library; see the file COPYING.LIB. If not, write to
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the Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor,
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* Boston, MA 02110-1301, USA.
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*/
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#include <KoFrame.h>
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#include <KoView.h>
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#include <tqpainter.h>
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#include <kparts/event.h>
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#include <kcursor.h>
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#include <kdebug.h>
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#define TQMAX32767(a,b) TQMAX(TQMAX(32767,a),b)
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class KoFramePrivate
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{
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public:
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KoFramePrivate()
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{
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}
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~KoFramePrivate()
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{
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}
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KoView *m_view;
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TQPoint m_mousePressPos;
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TQPoint m_framePos;
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int m_width;
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int m_height;
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int m_mode;
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KoFrame::State m_state;
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};
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KoFrame::KoFrame( TQWidget *parent, const char *name )
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: TQWidget( parent, name )
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{
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d = new KoFramePrivate;
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d->m_state = Inactive;
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d->m_mode = -1;
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d->m_view = 0;
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setBackgroundColor( white );
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setMouseTracking( true );
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}
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KoFrame::~KoFrame()
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{
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delete d;
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}
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void KoFrame::setView( KoView *view )
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{
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if ( view == d->m_view )
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return;
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if ( d->m_view )
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d->m_view->removeEventFilter( this );
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d->m_view = view;
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if ( d->m_view )
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d->m_view->installEventFilter( this );
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resizeEvent( 0L );
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}
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KoView *KoFrame::view() const
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{
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return d->m_view;
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}
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void KoFrame::setState( State s )
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{
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if ( d->m_state == s )
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return;
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State old = d->m_state;
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d->m_state = s;
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if ( d->m_view )
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{
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/*
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kdDebug(30003) << "KoFrame::setView setMaximumSize "
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<< "TQMAX32767(" << d->m_view->maximumWidth() + 2 * border() << "," << d->m_view->maximumWidth() << "), "
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<< "TQMAX32767(" << d->m_view->maximumHeight() + 2 * border() << "," << d->m_view->maximumHeight() << ")"
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<< endl;
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*/
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setMaximumSize( TQMAX32767( d->m_view->maximumWidth() + 2 * border(), d->m_view->maximumWidth() ),
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TQMAX32767( d->m_view->maximumHeight() + 2 * border(), d->m_view->maximumHeight() ) );
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setMinimumSize( d->m_view->minimumWidth() + leftBorder() + rightBorder(),
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d->m_view->minimumHeight() + topBorder() + bottomBorder() );
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}
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if ( d->m_state == Inactive )
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{
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d->m_state = old;
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int l = leftBorder();
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int r = rightBorder();
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int t = topBorder();
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int b = bottomBorder();
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d->m_state = Inactive;
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setGeometry( x() + l, y() + t, width() - l - r, height() - t - b );
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}
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else if ( ( d->m_state == Active || d->m_state == Selected ) && old == Inactive )
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setGeometry( x() - leftBorder(), y() - topBorder(),
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width() + leftBorder() + rightBorder(),
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height() + topBorder() + bottomBorder() );
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else if ( d->m_state == Active && old == Selected )
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{
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setGeometry( x() - leftBorder() + border(), y() - topBorder() + border(),
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width() + leftBorder() + rightBorder() - 2 * border(),
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height() + topBorder() + bottomBorder() - 2 * border() );
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}
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update();
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}
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KoFrame::State KoFrame::state() const
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{
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return d->m_state;
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}
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int KoFrame::leftBorder() const
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{
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if ( d->m_state == Inactive )
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return 0;
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if ( d->m_state == Selected || !d->m_view )
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return border();
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return d->m_view->leftBorder() + border();
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}
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int KoFrame::rightBorder() const
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{
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if ( d->m_state == Inactive )
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return 0;
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if ( d->m_state == Selected || !d->m_view )
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return border();
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return d->m_view->rightBorder() + border();
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}
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int KoFrame::topBorder() const
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{
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if ( d->m_state == Inactive )
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return 0;
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if ( d->m_state == Selected || !d->m_view )
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return border();
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return d->m_view->topBorder() + border();
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}
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int KoFrame::bottomBorder() const
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{
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if ( d->m_state == Inactive )
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return 0;
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if ( d->m_state == Selected || !d->m_view )
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return border();
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return d->m_view->bottomBorder() + border();
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}
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int KoFrame::border() const
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{
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if ( d->m_state == Inactive )
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return 0;
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return 5;
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}
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void KoFrame::paintEvent( TQPaintEvent* )
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{
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TQPainter painter;
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painter.begin( this );
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painter.setPen( black );
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painter.fillRect( 0, 0, width(), height(), BDiagPattern );
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if ( d->m_state == Selected )
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{
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painter.fillRect( 0, 0, 5, 5, black );
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painter.fillRect( 0, height() - 5, 5, 5, black );
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painter.fillRect( width() - 5, height() - 5, 5, 5, black );
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painter.fillRect( width() - 5, 0, 5, 5, black );
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painter.fillRect( width() / 2 - 3, 0, 5, 5, black );
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painter.fillRect( width() / 2 - 3, height() - 5, 5, 5, black );
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painter.fillRect( 0, height() / 2 - 3, 5, 5, black );
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painter.fillRect( width() - 5, height() / 2 - 3, 5, 5, black );
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}
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painter.end();
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}
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void KoFrame::mousePressEvent( TQMouseEvent* ev )
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{
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TQRect r1( 0, 0, 5, 5 );
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TQRect r2( 0, height() - 5, 5, 5 );
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TQRect r3( width() - 5, height() - 5, 5, 5 );
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TQRect r4( width() - 5, 0, 5, 5 );
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TQRect r5( width() / 2 - 3, 0, 5, 5 );
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TQRect r6( width() / 2 - 3, height() - 5, 5, 5 );
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TQRect r7( 0, height() / 2 - 3, 5, 5 );
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TQRect r8( width()- 5, height() / 2 - 3, 5, 5 );
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if ( r1.contains( ev->pos() ) )
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d->m_mode = 1;
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else if ( r2.contains( ev->pos() ) )
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d->m_mode = 2;
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else if ( r3.contains( ev->pos() ) )
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d->m_mode = 3;
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else if ( r4.contains( ev->pos() ) )
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d->m_mode = 4;
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else if ( r5.contains( ev->pos() ) )
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d->m_mode = 5;
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else if ( r6.contains( ev->pos() ) )
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d->m_mode = 6;
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else if ( r7.contains( ev->pos() ) )
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d->m_mode = 7;
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else if ( r8.contains( ev->pos() ) )
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d->m_mode = 8;
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else
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d->m_mode = 0;
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// if ( d->m_state == Active )
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// d->m_mode = 0;
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kdDebug(30003) << "---- MODE=" << d->m_mode << endl;
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d->m_mousePressPos = mapToParent( ev->pos() );
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d->m_framePos = mapToParent( TQPoint( 0, 0 ) );
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d->m_width = width();
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d->m_height = height();
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}
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void KoFrame::mouseMoveEvent( TQMouseEvent* ev )
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{
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if ( d->m_mode == 0 )
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{
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TQPoint p = parentWidget()->mapFromGlobal( ev->globalPos() );
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move( TQPoint( p.x() + d->m_framePos.x() - d->m_mousePressPos.x(),
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p.y() + d->m_framePos.y() - d->m_mousePressPos.y() ) );
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// The other modes change the tqgeometry so they call resizeEvent.
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// This one doesn't, so it has to emit geometryChangedby itself.
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emit geometryChanged();
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//kdDebug() << "KoFrame::mouseMoveEvent koFrame position is " << x() << "," << y() << endl;
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}
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else if ( d->m_mode == 1 )
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{
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TQPoint p = parentWidget()->mapFromGlobal( ev->globalPos() );
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int w = TQMIN( TQMAX( d->m_width + d->m_mousePressPos.x() - p.x(), minimumWidth() ), maximumWidth() );
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int h = TQMIN( TQMAX( d->m_height + d->m_mousePressPos.y() - p.y(), minimumHeight() ), maximumHeight() );
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setGeometry( d->m_framePos.x() - w + d->m_width,
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d->m_framePos.y() - h + d->m_height, w, h );
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}
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else if ( d->m_mode == 2 )
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{
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TQPoint p = parentWidget()->mapFromGlobal( ev->globalPos() );
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int w = TQMIN( TQMAX( d->m_width + d->m_mousePressPos.x() - p.x(), minimumWidth() ), maximumWidth() );
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int h = TQMIN( TQMAX( d->m_height - d->m_mousePressPos.y() + p.y(), minimumHeight() ), maximumHeight() );
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setGeometry( d->m_framePos.x() - w + d->m_width,
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d->m_framePos.y(), w, h );
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}
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else if ( d->m_mode == 3 )
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{
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TQPoint p = parentWidget()->mapFromGlobal( ev->globalPos() );
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int w = TQMIN( TQMAX( d->m_width - d->m_mousePressPos.x() + p.x(), minimumWidth() ), maximumWidth() );
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int h = TQMIN( TQMAX( d->m_height - d->m_mousePressPos.y() + p.y(), minimumHeight() ), maximumHeight() );
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resize( w, h );
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}
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else if ( d->m_mode == 4 )
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{
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TQPoint p = parentWidget()->mapFromGlobal( ev->globalPos() );
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int w = TQMIN( TQMAX( d->m_width - d->m_mousePressPos.x() + p.x(), minimumWidth() ), maximumWidth() );
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int h = TQMIN( TQMAX( d->m_height + d->m_mousePressPos.y() - p.y(), minimumHeight() ), maximumHeight() );
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setGeometry( d->m_framePos.x(),
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d->m_framePos.y() - h + d->m_height, w, h );
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}
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else if ( d->m_mode == 5 )
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{
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TQPoint p = parentWidget()->mapFromGlobal( ev->globalPos() );
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int h = TQMIN( TQMAX( d->m_height + d->m_mousePressPos.y() - p.y(), minimumHeight() ), maximumHeight() );
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setGeometry( d->m_framePos.x(),
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d->m_framePos.y() - h + d->m_height, d->m_width, h );
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}
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else if ( d->m_mode == 6 )
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{
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TQPoint p = parentWidget()->mapFromGlobal( ev->globalPos() );
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int h = TQMIN( TQMAX( d->m_height - d->m_mousePressPos.y() + p.y(), minimumHeight() ), maximumHeight() );
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resize( d->m_width, h );
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}
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else if ( d->m_mode == 7 )
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{
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TQPoint p = parentWidget()->mapFromGlobal( ev->globalPos() );
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int w = TQMIN( TQMAX( d->m_width + d->m_mousePressPos.x() - p.x(), minimumWidth() ), maximumWidth() );
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setGeometry( d->m_framePos.x() - w + d->m_width,
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d->m_framePos.y(), w, d->m_height );
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}
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else if ( d->m_mode == 8 )
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{
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TQPoint p = parentWidget()->mapFromGlobal( ev->globalPos() );
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int w = TQMIN( TQMAX( d->m_width - d->m_mousePressPos.x() + p.x(), minimumWidth() ), maximumWidth() );
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resize( w, d->m_height );
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}
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else if ( d->m_state == Selected || d->m_state == Active )
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{
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TQRect r1( 0, 0, 5, 5 );
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TQRect r2( 0, height() - 5, 5, 5 );
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TQRect r3( width() - 5, height() - 5, 5, 5 );
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TQRect r4( width() - 5, 0, 5, 5 );
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TQRect r5( width() / 2 - 3, 0, 5, 5 );
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TQRect r6( width() / 2 - 3, height() - 5, 5, 5 );
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TQRect r7( 0, height() / 2 - 3, 5, 5 );
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TQRect r8( width()- 5, height() / 2 - 3, 5, 5 );
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if ( r1.contains( ev->pos() ) || r3.contains( ev->pos() ) )
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setCursor( sizeFDiagCursor );
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else if ( r2.contains( ev->pos() ) || r4.contains( ev->pos() ) )
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setCursor( sizeBDiagCursor );
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else if ( r5.contains( ev->pos() ) || r6.contains( ev->pos() ) )
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setCursor( sizeVerCursor );
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else if ( r7.contains( ev->pos() ) || r8.contains( ev->pos() ) )
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setCursor( sizeHorCursor );
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else
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setCursor( KCursor::handCursor() );
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}
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else
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setCursor( KCursor::handCursor() );
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}
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void KoFrame::mouseReleaseEvent( TQMouseEvent* )
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{
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d->m_mode = -1;
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}
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void KoFrame::resizeEvent( TQResizeEvent* )
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{
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if ( !d->m_view )
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return;
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if ( d->m_state == Active || d->m_state == Selected )
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d->m_view->setGeometry( 5, 5, width() - 10, height() - 10 );
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else
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d->m_view->setGeometry( 0, 0, width(), height() );
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emit geometryChanged();
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}
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bool KoFrame::eventFilter( TQObject* obj, TQEvent* ev )
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{
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if ( TQT_BASE_OBJECT(obj) == TQT_BASE_OBJECT(d->m_view) && KParts::PartActivateEvent::test( ev ) )
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{
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kdDebug(30003) << "Activate event"<< endl;
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KParts::PartActivateEvent* e = (KParts::PartActivateEvent*)ev;
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if ( e->part() == (KParts::Part *)d->m_view->koDocument() )
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{
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if ( e->activated() )
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setState( Active );
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else
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setState( Inactive );
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}
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}
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else if ( TQT_BASE_OBJECT(obj) == TQT_BASE_OBJECT(d->m_view) && KParts::PartSelectEvent::test( ev ) )
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{
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kdDebug(30003) << "Selected event" << endl;
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KParts::PartSelectEvent* e = (KParts::PartSelectEvent*)ev;
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if ( e->part() == (KParts::Part *)d->m_view->koDocument() )
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{
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if ( e->selected() )
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setState( Selected );
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else
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setState( Inactive );
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}
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}
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return false;
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}
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#include <KoFrame.moc>
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