mirror of https://github.com/CGAL/cgal
248 lines
6.6 KiB
C++
248 lines
6.6 KiB
C++
// Copyright (c) 2002-2004 INRIA Sophia-Antipolis (France).
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// All rights reserved.
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//
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// This file is part of CGAL (www.cgal.org); you can redistribute it and/or
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// modify it under the terms of the GNU Lesser General Public License as
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// published by the Free Software Foundation; either version 3 of the License,
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// or (at your option) any later version.
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//
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// Licensees holding a valid commercial license may use this file in
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// accordance with the commercial license agreement provided with the software.
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//
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// This file is provided AS IS with NO WARRANTY OF ANY KIND, INCLUDING THE
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// WARRANTY OF DESIGN, MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE.
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//
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// $URL$
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// $Id$
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//
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//
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// Author(s) : Radu Ursu
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#include <CGAL/basic.h>
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#include <CGAL/IO/Qt_help_window.h>
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/* XPM */
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/* Drawn by Mark Donohoe for the K Desktop Environment */
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/* See http://www.kde.org */
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static const char*backb[]={
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"16 16 5 1",
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"# c #000000",
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"a c #ffffff",
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"c c #808080",
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"b c #c0c0c0",
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". c None",
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"................",
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".......#........",
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"......##........",
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".....#a#........",
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"....#aa########.",
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"...#aabaaaaaaa#.",
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"..#aabbbbbbbbb#.",
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"...#abbbbbbbbb#.",
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"...c#ab########.",
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"....c#a#ccccccc.",
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".....c##c.......",
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"......c#c.......",
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".......cc.......",
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"........c.......",
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"................",
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"......................"};
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/* XPM */
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/* Drawn by Mark Donohoe for the K Desktop Environment */
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/* See http://www.kde.org */
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static const char*forwardb[]={
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"16 16 5 1",
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"# c #000000",
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"a c #ffffff",
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"c c #808080",
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"b c #c0c0c0",
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". c None",
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"................",
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"................",
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".........#......",
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".........##.....",
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".........#a#....",
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"..########aa#...",
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"..#aaaaaaabaa#..",
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"..#bbbbbbbbbaa#.",
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"..#bbbbbbbbba#..",
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"..########ba#c..",
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"..ccccccc#a#c...",
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"........c##c....",
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"........c#c.....",
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"........cc......",
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"........c.......",
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"................",
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"................"};
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/* XPM */
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/* Drawn by Mark Donohoe for the K Desktop Environment */
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/* See http://www.kde.org */
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static const char*homeb[]={
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"16 16 4 1",
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"# c #000000",
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"a c #ffffff",
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"b c #c0c0c0",
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". c None",
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"........... ....",
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" ....##.......",
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"..#...####......",
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"..#..#aabb#.....",
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"..#.#aaaabb#....",
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"..##aaaaaabb#...",
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"..#aaaaaaaabb#..",
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".#aaaaaaaaabbb#.",
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"###aaaaaaaabb###",
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"..#aaaaaaaabb#..",
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"..#aaa###aabb#..",
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"..#aaa#.#aabb#..",
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"..#aaa#.#aabb#..",
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"..#aaa#.#aabb#..",
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"..#aaa#.#aabb#..",
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"..#####.######..",
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"................"};
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namespace CGAL{
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Qt_help_window::Qt_help_window( const QString& home_, const QString& _path,
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QWidget* parent, const char *name )
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: QMainWindow( parent, name, WDestructiveClose ),
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pathCombo( 0 )
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{
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readHistory();
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browser = new QTextBrowser( this );
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browser->mimeSourceFactory()->setFilePath( _path );
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// browser->setFrameStyle( QFrame::Panel | QFrame::Sunken );
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setCentralWidget( browser );
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if ( !home_.isEmpty() )
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browser->setSource( home_ );
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connect( browser, SIGNAL( highlighted( const QString&) ),
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statusBar(), SLOT( message( const QString&)) );
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// The same three icons are used twice each.
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QIconSet icon_back( QPixmap((const char**)backb) );
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QIconSet icon_forward( QPixmap((const char**)forwardb) );
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QIconSet icon_home( QPixmap((const char**)homeb) );
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QPopupMenu* file = new QPopupMenu( this );
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file->insertItem( "&Print", this, SLOT( print() ), CTRL+Key_P );
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file->insertSeparator();
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file->insertItem( "&Close", this, SLOT( close() ), CTRL+Key_Q );
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QPopupMenu* go = new QPopupMenu( this );
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backwardId = go->insertItem( icon_back,
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"&Backward", browser, SLOT( backward() ),
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CTRL+Key_Left );
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forwardId = go->insertItem( icon_forward,
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"&Forward", browser, SLOT( forward() ),
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CTRL+Key_Right );
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go->insertItem( icon_home, "&Home", browser, SLOT( home() ) );
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menuBar()->insertItem("&File", file);
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menuBar()->insertItem("&Go", go);
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QToolBar* toolbar = new QToolBar( "Toolbar", this, this);
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QToolButton* button;
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button = new QToolButton( icon_back, "Backward", "",
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browser, SLOT(backward()), toolbar );
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connect( browser, SIGNAL( backwardAvailable(bool) ),
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button, SLOT( setEnabled(bool) ) );
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button->setEnabled( FALSE );
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button = new QToolButton( icon_forward, "Forward", "",
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browser, SLOT(forward()), toolbar );
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connect( browser, SIGNAL( forwardAvailable(bool) ),
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button, SLOT(setEnabled(bool) ) );
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button->setEnabled( FALSE );
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button = new QToolButton( icon_home, "Home", "", browser,
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SLOT(home()), toolbar );
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toolbar->addSeparator();
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pathCombo = new QComboBox( TRUE, toolbar );
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connect( pathCombo, SIGNAL( activated( const QString & ) ),
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this, SLOT( pathSelected( const QString & ) ) );
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toolbar->setStretchableWidget( pathCombo );
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setRightJustification( TRUE );
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pathCombo->insertItem( home_ );
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}
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Qt_help_window::~Qt_help_window(){}
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void Qt_help_window::setBackwardAvailable( bool b)
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{
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menuBar()->setItemEnabled( backwardId, b);
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}
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void Qt_help_window::setForwardAvailable( bool b)
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{
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menuBar()->setItemEnabled( forwardId, b);
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}
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void Qt_help_window::print()
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{
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#ifndef QT_NO_PRINTER
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QPrinter printer;
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printer.setFullPage(TRUE);
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if ( printer.setup( this ) ) {
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QPainter p( &printer );
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QPaintDeviceMetrics metrics(p.device());
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int dpix = metrics.logicalDpiX();
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int dpiy = metrics.logicalDpiY();
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const int margin = 72; // pt
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QRect body(margin*dpix/72, margin*dpiy/72,
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metrics.width()-margin*dpix/72*2,
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metrics.height()-margin*dpiy/72*2 );
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QSimpleRichText richText( browser->text(), QFont(), browser->context(), browser->styleSheet(),
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browser->mimeSourceFactory(), body.height() );
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richText.setWidth( &p, body.width() );
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QRect view( body );
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int page = 1;
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do {
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richText.draw( &p, body.left(), body.top(), view, colorGroup() );
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view.moveBy( 0, body.height() );
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p.translate( 0 , -body.height() );
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p.drawText( view.right() - p.fontMetrics().width( QString::number(page) ),
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view.bottom() + p.fontMetrics().ascent() + 5, QString::number(page) );
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if ( view.top() >= richText.height() )
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break;
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printer.newPage();
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page++;
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} while (TRUE);
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}
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#endif
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}
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void Qt_help_window::pathSelected( const QString &_path )
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{
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browser->setSource( _path );
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}
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void Qt_help_window::histChosen( int i )
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{
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if ( mHistory.contains( i ) )
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browser->setSource( mHistory[ i ] );
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}
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void Qt_help_window::readHistory()
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{
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if ( QFile::exists( QDir::currentDirPath() + "/.history" ) ) {
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QFile f( QDir::currentDirPath() + "/.history" );
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f.open( IO_ReadOnly );
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QDataStream s( &f );
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s >> history;
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f.close();
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while ( history.count() > 20 )
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history.remove( history.begin() );
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}
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}
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} //end CGAL namespace
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#include "Qt_help_window.moc"
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