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482 lines
26 KiB
482 lines
26 KiB
<!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.0 Transitional//EN">
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<!-- /home/espenr/tmp/qt-3.3.8-espenr-2499/qt-x11-free-3.3.8/examples/helpviewer/helpviewer.doc:4 -->
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<html>
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<head>
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<meta http-equiv="Content-Type" content="text/html; charset=ISO-8859-1">
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<title>Simple HTML Help Browser</title>
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<style type="text/css"><!--
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fn { margin-left: 1cm; text-indent: -1cm; }
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a:link { color: #004faf; text-decoration: none }
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a:visited { color: #672967; text-decoration: none }
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body { background: #ffffff; color: black; }
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--></style>
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</head>
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<body>
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<table border="0" cellpadding="0" cellspacing="0" width="100%">
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<tr bgcolor="#E5E5E5">
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<td valign=center>
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<a href="index.html">
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<font color="#004faf">Home</font></a>
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| <a href="classes.html">
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<font color="#004faf">All Classes</font></a>
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| <a href="mainclasses.html">
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<font color="#004faf">Main Classes</font></a>
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| <a href="annotated.html">
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<font color="#004faf">Annotated</font></a>
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| <a href="groups.html">
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<font color="#004faf">Grouped Classes</font></a>
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| <a href="functions.html">
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<font color="#004faf">Functions</font></a>
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</td>
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<td align="right" valign="center"><img src="logo32.png" align="right" width="64" height="32" border="0"></td></tr></table><h1 align=center>Simple HTML Help Browser</h1>
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<p>
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This example implements a simple HTML help browser using
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TQt's richtext capabilities.
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<p> <hr>
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<p> Header file:
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<p> <pre>/****************************************************************************
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** $Id: qt/helpwindow.h 3.3.8 edited Jan 11 14:37 $
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**
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** Copyright (C) 1992-2007 Trolltech ASA. All rights reserved.
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**
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** This file is part of an example program for TQt. This example
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** program may be used, distributed and modified without limitation.
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**
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*****************************************************************************/
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#ifndef HELPWINDOW_H
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#define HELPWINDOW_H
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#include <<a href="qmainwindow-h.html">ntqmainwindow.h</a>>
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#include <<a href="qtextbrowser-h.html">ntqtextbrowser.h</a>>
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#include <<a href="qstringlist-h.html">ntqstringlist.h</a>>
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#include <<a href="qmap-h.html">ntqmap.h</a>>
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#include <<a href="qdir-h.html">ntqdir.h</a>>
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class TQComboBox;
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class TQPopupMenu;
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class HelpWindow : public <a href="ntqmainwindow.html">TQMainWindow</a>
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{
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<a href="metaobjects.html#TQ_OBJECT">TQ_OBJECT</a>
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public:
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HelpWindow( const <a href="ntqstring.html">TQString</a>& home_, const <a href="ntqstring.html">TQString</a>& path, TQWidget* parent = 0, const char *name=0 );
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~HelpWindow();
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private slots:
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void setBackwardAvailable( bool );
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void setForwardAvailable( bool );
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void sourceChanged( const <a href="ntqstring.html">TQString</a>& );
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void about();
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void aboutTQt();
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void openFile();
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void newWindow();
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void print();
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void pathSelected( const <a href="ntqstring.html">TQString</a> & );
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void histChosen( int );
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void bookmChosen( int );
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void addBookmark();
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private:
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void readHistory();
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void readBookmarks();
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<a href="ntqtextbrowser.html">TQTextBrowser</a>* browser;
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<a href="ntqcombobox.html">TQComboBox</a> *pathCombo;
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int backwardId, forwardId;
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<a href="ntqstringlist.html">TQStringList</a> history, bookmarks;
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<a href="ntqmap.html">TQMap</a><int, TQString> mHistory, mBookmarks;
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<a href="ntqpopupmenu.html">TQPopupMenu</a> *hist, *bookm;
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};
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#endif
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</pre>
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<p> <hr>
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<p> Implementation:
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<p> <pre>/****************************************************************************
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** $Id: qt/helpwindow.cpp 3.3.8 edited Jan 11 14:37 $
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**
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** Copyright (C) 1992-2007 Trolltech ASA. All rights reserved.
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**
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** This file is part of an example program for TQt. This example
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** program may be used, distributed and modified without limitation.
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**
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*****************************************************************************/
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#include "helpwindow.h"
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#include <<a href="qstatusbar-h.html">ntqstatusbar.h</a>>
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#include <<a href="qpixmap-h.html">ntqpixmap.h</a>>
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#include <<a href="qpopupmenu-h.html">ntqpopupmenu.h</a>>
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#include <<a href="qmenubar-h.html">ntqmenubar.h</a>>
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#include <<a href="qtoolbar-h.html">ntqtoolbar.h</a>>
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#include <<a href="qtoolbutton-h.html">ntqtoolbutton.h</a>>
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#include <<a href="qiconset-h.html">ntqiconset.h</a>>
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#include <<a href="qfile-h.html">ntqfile.h</a>>
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#include <<a href="qtextstream-h.html">ntqtextstream.h</a>>
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#include <<a href="qstylesheet-h.html">ntqstylesheet.h</a>>
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#include <<a href="qmessagebox-h.html">ntqmessagebox.h</a>>
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#include <<a href="qfiledialog-h.html">ntqfiledialog.h</a>>
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#include <<a href="qapplication-h.html">ntqapplication.h</a>>
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#include <<a href="qcombobox-h.html">ntqcombobox.h</a>>
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#include <<a href="qevent-h.html">ntqevent.h</a>>
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#include <<a href="qlineedit-h.html">ntqlineedit.h</a>>
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#include <<a href="qobjectlist-h.html">ntqobjectlist.h</a>>
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#include <<a href="qfileinfo-h.html">ntqfileinfo.h</a>>
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#include <<a href="qfile-h.html">ntqfile.h</a>>
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#include <<a href="qdatastream-h.html">ntqdatastream.h</a>>
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#include <<a href="qprinter-h.html">ntqprinter.h</a>>
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#include <<a href="qsimplerichtext-h.html">ntqsimplerichtext.h</a>>
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#include <<a href="qpainter-h.html">ntqpainter.h</a>>
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#include <<a href="qpaintdevicemetrics-h.html">ntqpaintdevicemetrics.h</a>>
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#include <ctype.h>
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<a name="f350"></a>HelpWindow::HelpWindow( const <a href="ntqstring.html">TQString</a>& home_, const <a href="ntqstring.html">TQString</a>& _path,
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<a href="ntqwidget.html">TQWidget</a>* parent, const char *name )
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: <a href="ntqmainwindow.html">TQMainWindow</a>( parent, name, WDestructiveClose ),
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pathCombo( 0 )
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{
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readHistory();
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readBookmarks();
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browser = new <a href="ntqtextbrowser.html">TQTextBrowser</a>( this );
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<a name="x1030"></a> browser-><a href="ntqtextedit.html#mimeSourceFactory">mimeSourceFactory</a>()->setFilePath( _path );
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browser-><a href="ntqframe.html#setFrameStyle">setFrameStyle</a>( TQFrame::Panel | TQFrame::Sunken );
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<a name="x1027"></a> <a href="ntqobject.html#connect">connect</a>( browser, TQ_SIGNAL( <a href="ntqtextbrowser.html#sourceChanged">sourceChanged</a>(const <a href="ntqstring.html">TQString</a>& ) ),
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this, TQ_SLOT( sourceChanged( const <a href="ntqstring.html">TQString</a>&) ) );
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<a href="ntqmainwindow.html#setCentralWidget">setCentralWidget</a>( browser );
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if ( !home_.<a href="ntqstring.html#isEmpty">isEmpty</a>() )
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<a name="x1025"></a> browser-><a href="ntqtextbrowser.html#setSource">setSource</a>( home_ );
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<a name="x1023"></a> <a href="ntqobject.html#connect">connect</a>( browser, TQ_SIGNAL( <a href="ntqtextbrowser.html#highlighted">highlighted</a>( const <a href="ntqstring.html">TQString</a>&) ),
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<a href="ntqmainwindow.html#statusBar">statusBar</a>(), TQ_SLOT( message( const <a href="ntqstring.html">TQString</a>&)) );
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<a href="ntqwidget.html#resize">resize</a>( 640,700 );
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<a href="ntqpopupmenu.html">TQPopupMenu</a>* file = new <a href="ntqpopupmenu.html">TQPopupMenu</a>( this );
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file-><a href="ntqmenudata.html#insertItem">insertItem</a>( <a href="ntqobject.html#tr">tr</a>("&New Window"), this, TQ_SLOT( newWindow() ), CTRL+Key_N );
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file-><a href="ntqmenudata.html#insertItem">insertItem</a>( <a href="ntqobject.html#tr">tr</a>("&Open File"), this, TQ_SLOT( openFile() ), CTRL+Key_O );
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file-><a href="ntqmenudata.html#insertItem">insertItem</a>( <a href="ntqobject.html#tr">tr</a>("&Print"), this, TQ_SLOT( print() ), CTRL+Key_P );
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file-><a href="ntqmenudata.html#insertSeparator">insertSeparator</a>();
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file-><a href="ntqmenudata.html#insertItem">insertItem</a>( <a href="ntqobject.html#tr">tr</a>("&Close"), this, TQ_SLOT( <a href="ntqwidget.html#close">close</a>() ), CTRL+Key_Q );
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<a name="x980"></a> file-><a href="ntqmenudata.html#insertItem">insertItem</a>( <a href="ntqobject.html#tr">tr</a>("E&xit"), tqApp, TQ_SLOT( <a href="ntqapplication.html#closeAllWindows">closeAllWindows</a>() ), CTRL+Key_X );
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// The same three icons are used twice each.
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<a href="ntqiconset.html">TQIconSet</a> icon_back( TQPixmap("back.xpm") );
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<a href="ntqiconset.html">TQIconSet</a> icon_forward( TQPixmap("forward.xpm") );
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<a href="ntqiconset.html">TQIconSet</a> icon_home( TQPixmap("home.xpm") );
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<a href="ntqpopupmenu.html">TQPopupMenu</a>* go = new <a href="ntqpopupmenu.html">TQPopupMenu</a>( this );
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backwardId = go-><a href="ntqmenudata.html#insertItem">insertItem</a>( icon_back,
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<a name="x1019"></a> <a href="ntqobject.html#tr">tr</a>("&Backward"), browser, TQ_SLOT( <a href="ntqtextbrowser.html#backward">backward</a>() ),
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CTRL+Key_Left );
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forwardId = go-><a href="ntqmenudata.html#insertItem">insertItem</a>( icon_forward,
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<a name="x1021"></a> <a href="ntqobject.html#tr">tr</a>("&Forward"), browser, TQ_SLOT( <a href="ntqtextbrowser.html#forward">forward</a>() ),
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CTRL+Key_Right );
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<a name="x1024"></a> go-><a href="ntqmenudata.html#insertItem">insertItem</a>( icon_home, tr("&Home"), browser, TQ_SLOT( <a href="ntqtextbrowser.html#home">home</a>() ) );
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<a href="ntqpopupmenu.html">TQPopupMenu</a>* help = new <a href="ntqpopupmenu.html">TQPopupMenu</a>( this );
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help-><a href="ntqmenudata.html#insertItem">insertItem</a>( <a href="ntqobject.html#tr">tr</a>("&About"), this, TQ_SLOT( about() ) );
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help-><a href="ntqmenudata.html#insertItem">insertItem</a>( <a href="ntqobject.html#tr">tr</a>("About &TQt"), this, TQ_SLOT( aboutTQt() ) );
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hist = new <a href="ntqpopupmenu.html">TQPopupMenu</a>( this );
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TQStringList::Iterator it = history.begin();
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for ( ; it != history.end(); ++it )
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mHistory[ hist-><a href="ntqmenudata.html#insertItem">insertItem</a>( *it ) ] = *it;
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<a name="x1004"></a> <a href="ntqobject.html#connect">connect</a>( hist, TQ_SIGNAL( <a href="ntqpopupmenu.html#activated">activated</a>( int ) ),
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this, TQ_SLOT( histChosen( int ) ) );
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bookm = new <a href="ntqpopupmenu.html">TQPopupMenu</a>( this );
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bookm-><a href="ntqmenudata.html#insertItem">insertItem</a>( <a href="ntqobject.html#tr">tr</a>( "Add Bookmark" ), this, TQ_SLOT( addBookmark() ) );
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bookm-><a href="ntqmenudata.html#insertSeparator">insertSeparator</a>();
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TQStringList::Iterator it2 = bookmarks.begin();
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for ( ; it2 != bookmarks.end(); ++it2 )
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mBookmarks[ bookm-><a href="ntqmenudata.html#insertItem">insertItem</a>( *it2 ) ] = *it2;
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<a href="ntqobject.html#connect">connect</a>( bookm, TQ_SIGNAL( <a href="ntqpopupmenu.html#activated">activated</a>( int ) ),
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this, TQ_SLOT( bookmChosen( int ) ) );
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<a href="ntqmainwindow.html#menuBar">menuBar</a>()->insertItem( <a href="ntqobject.html#tr">tr</a>("&File"), file );
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<a href="ntqmainwindow.html#menuBar">menuBar</a>()->insertItem( <a href="ntqobject.html#tr">tr</a>("&Go"), go );
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<a href="ntqmainwindow.html#menuBar">menuBar</a>()->insertItem( <a href="ntqobject.html#tr">tr</a>( "History" ), hist );
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<a href="ntqmainwindow.html#menuBar">menuBar</a>()->insertItem( <a href="ntqobject.html#tr">tr</a>( "Bookmarks" ), bookm );
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<a href="ntqmainwindow.html#menuBar">menuBar</a>()->insertSeparator();
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<a href="ntqmainwindow.html#menuBar">menuBar</a>()->insertItem( <a href="ntqobject.html#tr">tr</a>("&Help"), help );
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<a href="ntqmainwindow.html#menuBar">menuBar</a>()->setItemEnabled( forwardId, FALSE);
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<a href="ntqmainwindow.html#menuBar">menuBar</a>()->setItemEnabled( backwardId, FALSE);
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<a name="x1020"></a> <a href="ntqobject.html#connect">connect</a>( browser, TQ_SIGNAL( <a href="ntqtextbrowser.html#backwardAvailable">backwardAvailable</a>( bool ) ),
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this, TQ_SLOT( setBackwardAvailable( bool ) ) );
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<a name="x1022"></a> <a href="ntqobject.html#connect">connect</a>( browser, TQ_SIGNAL( <a href="ntqtextbrowser.html#forwardAvailable">forwardAvailable</a>( bool ) ),
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this, TQ_SLOT( setForwardAvailable( bool ) ) );
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<a href="ntqtoolbar.html">TQToolBar</a>* toolbar = new <a href="ntqtoolbar.html">TQToolBar</a>( this );
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<a href="ntqmainwindow.html#addToolBar">addToolBar</a>( toolbar, "Toolbar");
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<a href="ntqtoolbutton.html">TQToolButton</a>* button;
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button = new <a href="ntqtoolbutton.html">TQToolButton</a>( icon_back, tr("Backward"), "", browser, TQ_SLOT(<a href="ntqtextbrowser.html#backward">backward</a>()), toolbar );
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<a name="x1035"></a> <a href="ntqobject.html#connect">connect</a>( browser, TQ_SIGNAL( <a href="ntqtextbrowser.html#backwardAvailable">backwardAvailable</a>(bool) ), button, TQ_SLOT( <a href="ntqwidget.html#setEnabled">setEnabled</a>(bool) ) );
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button-><a href="ntqwidget.html#setEnabled">setEnabled</a>( FALSE );
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button = new <a href="ntqtoolbutton.html">TQToolButton</a>( icon_forward, tr("Forward"), "", browser, TQ_SLOT(<a href="ntqtextbrowser.html#forward">forward</a>()), toolbar );
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<a href="ntqobject.html#connect">connect</a>( browser, TQ_SIGNAL( <a href="ntqtextbrowser.html#forwardAvailable">forwardAvailable</a>(bool) ), button, TQ_SLOT( <a href="ntqwidget.html#setEnabled">setEnabled</a>(bool) ) );
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button-><a href="ntqwidget.html#setEnabled">setEnabled</a>( FALSE );
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button = new <a href="ntqtoolbutton.html">TQToolButton</a>( icon_home, tr("Home"), "", browser, TQ_SLOT(<a href="ntqtextbrowser.html#home">home</a>()), toolbar );
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<a name="x1033"></a> toolbar-><a href="ntqtoolbar.html#addSeparator">addSeparator</a>();
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pathCombo = new <a href="ntqcombobox.html">TQComboBox</a>( TRUE, toolbar );
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<a name="x981"></a> <a href="ntqobject.html#connect">connect</a>( pathCombo, TQ_SIGNAL( <a href="ntqcombobox.html#activated">activated</a>( const <a href="ntqstring.html">TQString</a> & ) ),
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this, TQ_SLOT( pathSelected( const <a href="ntqstring.html">TQString</a> & ) ) );
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<a name="x1034"></a> toolbar-><a href="ntqtoolbar.html#setStretchableWidget">setStretchableWidget</a>( pathCombo );
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<a href="ntqmainwindow.html#setRightJustification">setRightJustification</a>( TRUE );
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<a href="ntqmainwindow.html#setDockEnabled">setDockEnabled</a>( DockLeft, FALSE );
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<a href="ntqmainwindow.html#setDockEnabled">setDockEnabled</a>( DockRight, FALSE );
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<a name="x983"></a> pathCombo-><a href="ntqcombobox.html#insertItem">insertItem</a>( home_ );
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browser-><a href="ntqwidget.html#setFocus">setFocus</a>();
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}
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void <a name="f351"></a>HelpWindow::setBackwardAvailable( bool b)
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{
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<a href="ntqmainwindow.html#menuBar">menuBar</a>()->setItemEnabled( backwardId, b);
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}
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void <a name="f352"></a>HelpWindow::setForwardAvailable( bool b)
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{
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<a href="ntqmainwindow.html#menuBar">menuBar</a>()->setItemEnabled( forwardId, b);
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}
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void <a name="f353"></a>HelpWindow::sourceChanged( const <a href="ntqstring.html">TQString</a>& url )
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{
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<a name="x1029"></a> if ( browser-><a href="ntqtextedit.html#documentTitle">documentTitle</a>().isNull() )
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<a href="ntqwidget.html#setCaption">setCaption</a>( "TQt Example - Helpviewer - " + url );
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else
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<a href="ntqwidget.html#setCaption">setCaption</a>( "TQt Example - Helpviewer - " + browser-><a href="ntqtextedit.html#documentTitle">documentTitle</a>() ) ;
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if ( !url.<a href="ntqstring.html#isEmpty">isEmpty</a>() && pathCombo ) {
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bool exists = FALSE;
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int i;
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<a name="x982"></a> for ( i = 0; i < pathCombo-><a href="ntqcombobox.html#count">count</a>(); ++i ) {
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<a name="x985"></a> if ( pathCombo-><a href="ntqcombobox.html#text">text</a>( i ) == url ) {
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exists = TRUE;
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break;
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}
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}
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if ( !exists ) {
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pathCombo-><a href="ntqcombobox.html#insertItem">insertItem</a>( url, 0 );
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<a name="x984"></a> pathCombo-><a href="ntqcombobox.html#setCurrentItem">setCurrentItem</a>( 0 );
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mHistory[ hist-><a href="ntqmenudata.html#insertItem">insertItem</a>( url ) ] = url;
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} else
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pathCombo-><a href="ntqcombobox.html#setCurrentItem">setCurrentItem</a>( i );
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}
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}
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HelpWindow::~HelpWindow()
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{
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history = mHistory.values();
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<a name="x986"></a> <a href="ntqfile.html">TQFile</a> f( TQDir::<a href="ntqdir.html#currentDirPath">currentDirPath</a>() + "/.history" );
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<a name="x989"></a> f.<a href="ntqfile.html#open">open</a>( <a href="ntqfile.html#open">IO_WriteOnly</a> );
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<a href="ntqdatastream.html">TQDataStream</a> s( &f );
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s << history;
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<a name="x987"></a> f.<a href="ntqfile.html#close">close</a>();
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bookmarks = mBookmarks.values();
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<a href="ntqfile.html">TQFile</a> f2( TQDir::<a href="ntqdir.html#currentDirPath">currentDirPath</a>() + "/.bookmarks" );
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f2.<a href="ntqfile.html#open">open</a>( IO_WriteOnly );
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<a href="ntqdatastream.html">TQDataStream</a> s2( &f2 );
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s2 << bookmarks;
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f2.<a href="ntqfile.html#close">close</a>();
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}
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void <a name="f354"></a>HelpWindow::about()
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{
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<a name="x994"></a> TQMessageBox::<a href="ntqmessagebox.html#about">about</a>( this, "HelpViewer Example",
|
|
"<p>This example implements a simple HTML help viewer "
|
|
"using TQt's rich text capabilities</p>"
|
|
"<p>It's just about 400 lines of C++ code, so don't expect too much :-)</p>"
|
|
);
|
|
}
|
|
|
|
|
|
void <a name="f355"></a>HelpWindow::aboutTQt()
|
|
{
|
|
<a name="x995"></a> TQMessageBox::<a href="ntqmessagebox.html#aboutTQt">aboutTQt</a>( this, "TQBrowser" );
|
|
}
|
|
|
|
void <a name="f356"></a>HelpWindow::openFile()
|
|
{
|
|
#ifndef TQT_NO_FILEDIALOG
|
|
<a href="ntqstring.html">TQString</a> fn = TQFileDialog::<a href="ntqfiledialog.html#getOpenFileName">getOpenFileName</a>( <a href="ntqstring.html#TQString-null">TQString::null</a>, TQString::null, this );
|
|
if ( !fn.<a href="ntqstring.html#isEmpty">isEmpty</a>() )
|
|
browser-><a href="ntqtextbrowser.html#setSource">setSource</a>( fn );
|
|
#endif
|
|
}
|
|
|
|
void <a name="f357"></a>HelpWindow::newWindow()
|
|
{
|
|
<a name="x1026"></a> ( new HelpWindow(browser-><a href="ntqtextbrowser.html#source">source</a>(), "qbrowser") )->show();
|
|
}
|
|
|
|
void <a name="f358"></a>HelpWindow::print()
|
|
{
|
|
#ifndef TQT_NO_PRINTER
|
|
<a href="ntqprinter.html">TQPrinter</a> printer( TQPrinter::HighResolution );
|
|
<a name="x1006"></a> printer.<a href="ntqprinter.html#setFullPage">setFullPage</a>(TRUE);
|
|
<a name="x1007"></a> if ( printer.<a href="ntqprinter.html#setup">setup</a>( this ) ) {
|
|
<a href="ntqpainter.html">TQPainter</a> p( &printer );
|
|
<a name="x1002"></a> if( !p.<a href="ntqpainter.html#isActive">isActive</a>() ) // starting printing failed
|
|
return;
|
|
<a name="x999"></a> <a href="ntqpaintdevicemetrics.html">TQPaintDeviceMetrics</a> metrics(p.<a href="ntqpainter.html#device">device</a>());
|
|
<a name="x997"></a> int dpiy = metrics.<a href="ntqpaintdevicemetrics.html#logicalDpiY">logicalDpiY</a>();
|
|
int margin = (int) ( (2/2.54)*dpiy ); // 2 cm margins
|
|
<a name="x998"></a><a name="x996"></a> <a href="ntqrect.html">TQRect</a> view( margin, margin, metrics.<a href="ntqpaintdevicemetrics.html#width">width</a>() - 2*margin, metrics.<a href="ntqpaintdevicemetrics.html#height">height</a>() - 2*margin );
|
|
<a name="x1032"></a> <a href="ntqsimplerichtext.html">TQSimpleRichText</a> richText( browser-><a href="ntqtextedit.html#text">text</a>(),
|
|
TQFont(),
|
|
<a name="x1028"></a> browser-><a href="ntqtextedit.html#context">context</a>(),
|
|
<a name="x1031"></a> browser-><a href="ntqtextedit.html#styleSheet">styleSheet</a>(),
|
|
browser-><a href="ntqtextedit.html#mimeSourceFactory">mimeSourceFactory</a>(),
|
|
view.<a href="ntqrect.html#height">height</a>() );
|
|
<a name="x1016"></a> richText.<a href="ntqsimplerichtext.html#setWidth">setWidth</a>( &p, view.<a href="ntqrect.html#width">width</a>() );
|
|
int page = 1;
|
|
do {
|
|
<a name="x1014"></a> richText.<a href="ntqsimplerichtext.html#draw">draw</a>( &p, margin, margin, view, colorGroup() );
|
|
<a name="x1010"></a> view.<a href="ntqrect.html#moveBy">moveBy</a>( 0, view.<a href="ntqrect.html#height">height</a>() );
|
|
p.<a href="ntqpainter.html#translate">translate</a>( 0 , -view.<a href="ntqrect.html#height">height</a>() );
|
|
<a name="x1018"></a><a name="x1001"></a> p.<a href="ntqpainter.html#drawText">drawText</a>( view.<a href="ntqrect.html#right">right</a>() - p.<a href="ntqpainter.html#fontMetrics">fontMetrics</a>().width( TQString::<a href="ntqstring.html#number">number</a>(page) ),
|
|
<a name="x1008"></a> view.<a href="ntqrect.html#bottom">bottom</a>() + p.<a href="ntqpainter.html#fontMetrics">fontMetrics</a>().ascent() + 5, TQString::number(page) );
|
|
<a name="x1015"></a> if ( view.<a href="ntqrect.html#top">top</a>() - margin >= richText.<a href="ntqsimplerichtext.html#height">height</a>() )
|
|
break;
|
|
<a name="x1005"></a> printer.<a href="ntqprinter.html#newPage">newPage</a>();
|
|
page++;
|
|
} while (TRUE);
|
|
}
|
|
#endif
|
|
}
|
|
|
|
void <a name="f359"></a>HelpWindow::pathSelected( const <a href="ntqstring.html">TQString</a> &_path )
|
|
{
|
|
browser-><a href="ntqtextbrowser.html#setSource">setSource</a>( _path );
|
|
if ( mHistory.values().contains(_path) )
|
|
mHistory[ hist-><a href="ntqmenudata.html#insertItem">insertItem</a>( _path ) ] = _path;
|
|
}
|
|
|
|
void <a name="f360"></a>HelpWindow::readHistory()
|
|
{
|
|
<a name="x988"></a> if ( TQFile::<a href="ntqfile.html#exists">exists</a>( TQDir::<a href="ntqdir.html#currentDirPath">currentDirPath</a>() + "/.history" ) ) {
|
|
<a href="ntqfile.html">TQFile</a> f( TQDir::<a href="ntqdir.html#currentDirPath">currentDirPath</a>() + "/.history" );
|
|
f.<a href="ntqfile.html#open">open</a>( <a href="ntqfile.html#open">IO_ReadOnly</a> );
|
|
<a href="ntqdatastream.html">TQDataStream</a> s( &f );
|
|
s >> history;
|
|
f.<a href="ntqfile.html#close">close</a>();
|
|
while ( history.count() > 20 )
|
|
history.remove( history.begin() );
|
|
}
|
|
}
|
|
|
|
void <a name="f361"></a>HelpWindow::readBookmarks()
|
|
{
|
|
if ( TQFile::<a href="ntqfile.html#exists">exists</a>( TQDir::<a href="ntqdir.html#currentDirPath">currentDirPath</a>() + "/.bookmarks" ) ) {
|
|
<a href="ntqfile.html">TQFile</a> f( TQDir::<a href="ntqdir.html#currentDirPath">currentDirPath</a>() + "/.bookmarks" );
|
|
f.<a href="ntqfile.html#open">open</a>( IO_ReadOnly );
|
|
<a href="ntqdatastream.html">TQDataStream</a> s( &f );
|
|
s >> bookmarks;
|
|
f.<a href="ntqfile.html#close">close</a>();
|
|
}
|
|
}
|
|
|
|
void <a name="f362"></a>HelpWindow::histChosen( int i )
|
|
{
|
|
if ( mHistory.contains( i ) )
|
|
browser-><a href="ntqtextbrowser.html#setSource">setSource</a>( mHistory[ i ] );
|
|
}
|
|
|
|
void <a name="f363"></a>HelpWindow::bookmChosen( int i )
|
|
{
|
|
if ( mBookmarks.contains( i ) )
|
|
browser-><a href="ntqtextbrowser.html#setSource">setSource</a>( mBookmarks[ i ] );
|
|
}
|
|
|
|
void <a name="f364"></a>HelpWindow::addBookmark()
|
|
{
|
|
mBookmarks[ bookm-><a href="ntqmenudata.html#insertItem">insertItem</a>( <a href="ntqwidget.html#caption">caption</a>() ) ] = browser-><a href="ntqtextedit.html#context">context</a>();
|
|
}
|
|
</pre>
|
|
|
|
<p> <hr>
|
|
<p> Main:
|
|
<p> <pre>/****************************************************************************
|
|
** $Id: qt/main.cpp 3.3.8 edited Jan 11 14:37 $
|
|
**
|
|
** Copyright (C) 1992-2007 Trolltech ASA. All rights reserved.
|
|
**
|
|
** This file is part of an example program for TQt. This example
|
|
** program may be used, distributed and modified without limitation.
|
|
**
|
|
*****************************************************************************/
|
|
|
|
#include "helpwindow.h"
|
|
#include <<a href="qapplication-h.html">ntqapplication.h</a>>
|
|
#include <<a href="qdir-h.html">ntqdir.h</a>>
|
|
#include <stdlib.h>
|
|
|
|
|
|
int main( int argc, char ** argv )
|
|
{
|
|
<a name="x1041"></a> TQApplication::<a href="ntqapplication.html#setColorSpec">setColorSpec</a>( TQApplication::ManyColor );
|
|
<a href="ntqapplication.html">TQApplication</a> a(argc, argv);
|
|
|
|
<a href="ntqstring.html">TQString</a> home;
|
|
if (argc > 1) {
|
|
home = argv[1];
|
|
} else {
|
|
// Use a hard coded path. It is only an example.
|
|
home = TQDir( "../../doc/html/index.html" ).absPath();
|
|
}
|
|
|
|
HelpWindow *help = new HelpWindow(home, ".", 0, "help viewer");
|
|
help-><a href="ntqwidget.html#setCaption">setCaption</a>("TQt Example - Helpviewer");
|
|
<a name="x1037"></a> if ( TQApplication::<a href="ntqapplication.html#desktop">desktop</a>()->width() > 400
|
|
&& TQApplication::<a href="ntqapplication.html#desktop">desktop</a>()->height() > 500 )
|
|
help-><a href="ntqwidget.html#show">show</a>();
|
|
else
|
|
<a name="x1045"></a> help-><a href="ntqwidget.html#showMaximized">showMaximized</a>();
|
|
|
|
<a name="x1039"></a> TQObject::<a href="ntqobject.html#connect">connect</a>( &a, TQ_SIGNAL(<a href="ntqapplication.html#lastWindowClosed">lastWindowClosed</a>()),
|
|
&a, TQ_SLOT(<a href="ntqapplication.html#quit">quit</a>()) );
|
|
|
|
return a.<a href="ntqapplication.html#exec">exec</a>();
|
|
}
|
|
</pre>
|
|
|
|
<p>See also <a href="examples.html">Examples</a>.
|
|
|
|
<!-- eof -->
|
|
<p><address><hr><div align=center>
|
|
<table width=100% cellspacing=0 border=0><tr>
|
|
<td>Copyright © 2007
|
|
<a href="troll.html">Trolltech</a><td align=center><a href="trademarks.html">Trademarks</a>
|
|
<td align=right><div align=right>TQt 3.3.8</div>
|
|
</table></div></address></body>
|
|
</html>
|