add gutenbrowser

1 files changed, 326 insertions, 0 deletions

diff --git a/noncore/apps/opie-gutenbrowser/helpwindow.cpp b/noncore/apps/opie-gutenbrowser/helpwindow.cpp
new file mode 100644
index 0000000..e86ca49
--- a/dev/null
+++ b/noncore/apps/opie-gutenbrowser/helpwindow.cpp
@@ -0,0 +1,326 @@
+/****************************************************************************
+** $Id$
+**
+** Copyright (C) 1992-2000 Trolltech AS.  All rights reserved.
+**
+** This file is part of an example program for Qt.  This example
+** program may be used, distributed and modified without limitation.
+**
+    copyright            : (C) 2000 -2004 by llornkcor
+    email                : ljp@llornkcor.com
+*****************************************************************************/
+
+#include "helpwindow.h"
+#include <qstatusbar.h>
+
+#include <qmenubar.h>
+#include <qtoolbar.h>
+#include <qtoolbutton.h>
+#include <qcombobox.h>
+
+#include <ctype.h>
+
+HelpWindow::HelpWindow( const QString& home_, const QString& _path, QWidget* parent, const char *name )
+    : QMainWindow( parent, name, WDestructiveClose ), pathCombo( 0 ), selectedURL()
+{
+   QString local_library = (QDir::homeDirPath ()) +"/Applications/gutenbrowser/";
+//        readHistory();
+//        readBookmarks();
+
+    browser = new QTextBrowser( this );
+    QStringList Strlist;
+    Strlist.append( home_);
+    browser->mimeSourceFactory()->setFilePath( Strlist );
+
+    browser->setFrameStyle( QFrame::Panel | QFrame::Sunken );
+
+    connect(browser,SIGNAL(textChanged()),this,SLOT(textChanged()));
+
+    setCentralWidget( browser );
+
+    if ( !home_.isEmpty() )
+
+////////////////////////////////
+        browser->setSource( home_ );
+
+////////////////////////////////
+    connect( browser, SIGNAL( highlighted( const QString&) ),
+       statusBar(), SLOT( message( const QString&)) );
+
+//    resize( 640,600 );
+#ifdef Q_WS_QWS
+    setGeometry( 0,0,236,280);
+#else
+    setGeometry( 10,30,520,420 );
+//  resize(520,420);
+#endif
+
+    QPopupMenu* file = new QPopupMenu( this );
+//    file->insertItem( tr("&New Window"), this, SLOT( newWindow() ), ALT | Key_N );
+    file->insertItem( tr("&Open File"), this, SLOT( openFile() ), ALT | Key_O );
+//    file->insertItem( tr("&Print"), this, SLOT( print() ), ALT | Key_P );
+    file->insertSeparator();
+    file->insertItem( tr("&Close"), this, SLOT( close() ), ALT | Key_Q );
+//    file->insertItem( tr("E&xit"), qApp, SLOT( closeAllWindows() ), ALT | Key_X );
+
+    // The same three icons are used twice each.
+////F FIXME
+    QString pixs=(QDir::homeDirPath ()) +"/Applications/gutenbrowser/pix/";
+    QIconSet icon_back( QPixmap(pixs+"back.png") );
+    QIconSet icon_forward( QPixmap(pixs+"forward.png") );
+    QIconSet icon_home( QPixmap(pixs+"home.png") );
+
+    QPopupMenu* go = new QPopupMenu( this );
+    backwardId = go->insertItem( icon_back, tr("&Backward"), browser, SLOT( backward() ), ALT | Key_Left );
+    forwardId = go->insertItem( icon_forward, tr("&Forward"), browser, SLOT( forward() ), ALT | Key_Right );
+    go->insertItem( icon_home, tr("&Home"), browser, SLOT( home() ) );
+
+//      QPopupMenu* help = new QPopupMenu( this );
+//      help->insertItem( tr("&About ..."), this, SLOT( about() ) );
+//    help->insertItem( tr("About &Qt ..."), this, SLOT( aboutQt() ) );
+
+
+    hist = new QPopupMenu( this );
+    QStringList::Iterator it = history.begin();
+    for ( ; it != history.end(); ++it )
+  mHistory[ hist->insertItem( *it ) ] = *it;
+    connect( hist, SIGNAL( activated( int ) ), this, SLOT( histChosen( int ) ) );
+
+    bookm = new QPopupMenu( this );
+    bookm->insertItem( tr( "Add Bookmark" ), this, SLOT( addBookmark() ) );
+    bookm->insertSeparator();
+
+    QStringList::Iterator it2 = bookmarks.begin();
+    for ( ; it2 != bookmarks.end(); ++it2 )
+  mBookmarks[ bookm->insertItem( *it2 ) ] = *it2;
+    connect( bookm, SIGNAL( activated( int ) ),
+       this, SLOT( bookmChosen( int ) ) );
+
+    menuBar()->insertItem( tr("&File"), file );
+    menuBar()->insertItem( tr("&Go"), go );
+    menuBar()->insertItem( tr( "History" ), hist );
+    menuBar()->insertItem( tr( "Bookmarks" ), bookm );
+//      menuBar()->insertSeparator();
+//      menuBar()->insertItem( tr("&Help"), help );
+
+    menuBar()->setItemEnabled( forwardId, FALSE);
+    menuBar()->setItemEnabled( backwardId, FALSE);
+    connect( browser, SIGNAL( backwardAvailable( bool ) ), this, SLOT( setBackwardAvailable( bool ) ) );
+    connect( browser, SIGNAL( forwardAvailable( bool ) ), this, SLOT( setForwardAvailable( bool ) ) );
+
+
+    QToolBar* toolbar = new QToolBar( this );
+    addToolBar( toolbar, "Toolbar");
+    QToolButton* button;
+
+    button = new QToolButton( icon_back, tr("Backward"), "", browser, SLOT(backward()), toolbar );
+    connect( browser, SIGNAL( backwardAvailable(bool) ), button, SLOT( setEnabled(bool) ) );
+    button->setEnabled( FALSE );
+    button = new QToolButton( icon_forward, tr("Forward"), "", browser, SLOT(forward()), toolbar );
+    connect( browser, SIGNAL( forwardAvailable(bool) ), button, SLOT( setEnabled(bool) ) );
+    button->setEnabled( FALSE );
+    button = new QToolButton( icon_home, tr("Home"), "", browser, SLOT(home()), toolbar );
+
+    toolbar->addSeparator();
+
+    pathCombo = new QComboBox( TRUE, toolbar );
+    connect( pathCombo, SIGNAL( activated( const QString & ) ), this, SLOT( pathSelected( const QString & ) ) );
+    toolbar->setStretchableWidget( pathCombo );
+
+//    pathCombo->setMaximumWidth(190);
+//     setRightJustification( TRUE );
+//      setDockEnabled( Left, FALSE );
+//      setDockEnabled( Right, FALSE );
+
+    pathCombo->insertItem( home_ );
+
+    browser->setFocus();
+
+
+}
+
+
+void HelpWindow::setBackwardAvailable( bool b)
+{
+    menuBar()->setItemEnabled( backwardId, b);
+}
+
+void HelpWindow::setForwardAvailable( bool b)
+{
+    menuBar()->setItemEnabled( forwardId, b);
+}
+
+
+void HelpWindow::textChanged()
+{
+    if ( browser->documentTitle().isNull() ) {
+  setCaption( "Gutenbrowser - Helpviewer - " + browser->context() );
+  selectedURL = browser->context();
+    }
+    else {
+  setCaption( "Gutenbrowser - Helpviewer - " + browser->documentTitle() ) ;
+  selectedURL = browser->documentTitle();
+    }
+
+    if ( !selectedURL.isEmpty() && pathCombo ) {
+  bool exists = FALSE;
+  int i;
+  for ( i = 0; i < pathCombo->count(); ++i ) {
+      if ( pathCombo->text( i ) == selectedURL ) {
+    exists = TRUE;
+    break;
+      }
+  }
+  if ( !exists ) {
+      pathCombo->insertItem( selectedURL, 0 );
+      pathCombo->setCurrentItem( 0 );
+      mHistory[ hist->insertItem( selectedURL ) ] = selectedURL;
+  } else
+      pathCombo->setCurrentItem( i );
+  selectedURL = QString::null;
+    }
+}
+
+HelpWindow::~HelpWindow()
+{
+    history.clear();
+    QMap<int, QString>::Iterator it = mHistory.begin();
+    for ( ; it != mHistory.end(); ++it )
+  history.append( *it );
+
+    QFile f( QDir::currentDirPath() + "/.history" );
+    f.open( IO_WriteOnly );
+    QDataStream s( &f );
+    s << history;
+    f.close();
+
+    bookmarks.clear();
+    QMap<int, QString>::Iterator it2 = mBookmarks.begin();
+    for ( ; it2 != mBookmarks.end(); ++it2 )
+  bookmarks.append( *it2 );
+
+    QFile f2( QDir::currentDirPath() + "/.bookmarks" );
+    f2.open( IO_WriteOnly );
+    QDataStream s2( &f2 );
+    s2 << bookmarks;
+    f2.close();
+}
+
+//  void HelpWindow::about()
+//  {
+//      QMessageBox::about( this, "Gutenbrowser", "<p>Thanks to Trolltech for this</p>" );
+//  }
+
+//  void HelpWindow::aboutQt()
+//  {
+//      QMessageBox::aboutQt( this, "QBrowser" );
+//  }
+
+void HelpWindow::openFile()
+{
+#ifndef QT_NO_FILEDIALOG
+    QString fn = QFileDialog::getOpenFileName( QString::null, QString::null, this );
+    if ( !fn.isEmpty() )
+  browser->setSource( fn );
+#endif
+}
+
+void HelpWindow::newWindow()
+{
+    ( new HelpWindow(browser->source(), "qbrowser") )->show();
+}
+
+void HelpWindow::print()
+{
+#ifndef QT_NO_PRINTER
+    QPrinter printer;
+    printer.setFullPage(TRUE);
+    if ( printer.setup() ) {
+  QPainter p( &printer );
+  QPaintDeviceMetrics metrics(p.device());
+  int dpix = metrics.logicalDpiX();
+  int dpiy = metrics.logicalDpiY();
+  const int margin = 72; // pt
+  QRect body(margin*dpix/72, margin*dpiy/72,
+       metrics.width()-margin*dpix/72*2,
+       metrics.height()-margin*dpiy/72*2 );
+  QFont font("times", 10);
+  QSimpleRichText richText( browser->text(), font, browser->context(), browser->styleSheet(),
+          browser->mimeSourceFactory(), body.height() );
+  richText.setWidth( &p, body.width() );
+  QRect view( body );
+  int page = 1;
+  do {
+      p.setClipRect( body );
+      richText.draw( &p, body.left(), body.top(), view, colorGroup() );
+      p.setClipping( FALSE );
+      view.moveBy( 0, body.height() );
+      p.translate( 0 , -body.height() );
+      p.setFont( font );
+      p.drawText( view.right() - p.fontMetrics().width( QString::number(page) ),
+      view.bottom() + p.fontMetrics().ascent() + 5, QString::number(page) );
+      if ( view.top()  >= richText.height() )
+    break;
+      printer.newPage();
+      page++;
+  } while (TRUE);
+    }
+#endif
+}
+
+void HelpWindow::pathSelected( const QString &_path )
+{
+    browser->setSource( _path );
+    QMap<int, QString>::Iterator it = mHistory.begin();
+    bool exists = FALSE;
+    for ( ; it != mHistory.end(); ++it ) {
+  if ( *it == _path ) {
+      exists = TRUE;
+      break;
+  }
+    }
+    if ( !exists )
+  mHistory[ hist->insertItem( _path ) ] = _path;
+}
+
+void HelpWindow::readHistory()
+{
+    if ( QFile::exists( QDir::currentDirPath() + "/.history" ) ) {
+  QFile f( QDir::currentDirPath() + "/.history" );
+  f.open( IO_ReadOnly );
+  QDataStream s( &f );
+  s >> history;
+  f.close();
+  while ( history.count() > 20 )
+      history.remove( history.begin() );
+    }
+}
+
+void HelpWindow::readBookmarks()
+{
+    if ( QFile::exists( QDir::currentDirPath() + "/.bookmarks" ) ) {
+  QFile f( QDir::currentDirPath() + "/.bookmarks" );
+  f.open( IO_ReadOnly );
+  QDataStream s( &f );
+  s >> bookmarks;
+  f.close();
+    }
+}
+
+void HelpWindow::histChosen( int i )
+{
+    if ( mHistory.contains( i ) )
+  browser->setSource( mHistory[ i ] );
+}
+
+void HelpWindow::bookmChosen( int i )
+{
+    if ( mBookmarks.contains( i ) )
+  browser->setSource( mBookmarks[ i ] );
+}
+
+void HelpWindow::addBookmark()
+{
+    mBookmarks[ bookm->insertItem( caption() ) ] = caption();
+}
+