YQPkgGenericDetailsView.cc

/**************************************************************************
Copyright (C) 2000 - 2010 Novell, Inc.
All Rights Reserved.
 
This program is free software; you can redistribute it and/or modify
it under the terms of the GNU General Public License as published by
the Free Software Foundation; either version 2 of the License, or
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
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with this program; if not, write to the Free Software Foundation, Inc.,
51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
 
**************************************************************************/
 
 
/*---------------------------------------------------------------------\
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|                      __   __    ____ _____ ____                      |
|                      \ \ / /_ _/ ___|_   _|___ \                     |
|                       \ V / _` \___ \ | |   __) |                    |
|                        | | (_| |___) || |  / __/                     |
|                        |_|\__,_|____/ |_| |_____|                    |
|                                                                      |
|                               core system                            |
|                                                        (C) SuSE GmbH |
\----------------------------------------------------------------------/
 
  File:       YQPkgGenericDetailsView.cc
 
  Author:     Stefan Hundhammer <sh@suse.de>
 
/-*/
 
#define YUILogComponent "qt-pkg"
#include "YUILog.h"
#include <QTabWidget>
#include <QRegExp>
#include <QDateTime>
 
#include "YQPkgGenericDetailsView.h"
#include "YQi18n.h"
#include "utf8.h"
#include "QY2Styler.h"
 
using std::string;
 
YQPkgGenericDetailsView::YQPkgGenericDetailsView( QWidget * parent )
    : QTextBrowser( parent )
{
    _selectable = 0;
    _parentTab  = dynamic_cast<QTabWidget *> (parent);
 
    if ( _parentTab )
    {
        connect( _parentTab, &QTabWidget::currentChanged,
                 this,       &YQPkgGenericDetailsView::reloadTab );
    }
 
    QString css;
    css = "table.stats"
        "{text-align: center;"
        "font-family: Verdana, Geneva, Arial, Helvetica, sans-serif ;"
        "font-weight: normal;"
        "font-size: small;"
        "width: 100%;"
        ""
        "border: 1px;"
        "border-collapse: collapse;"
        "border-spacing: 4px;}"
        ""
        "table.stats td"
        "{"
        "padding: 4px;"
        "text-align: left;"
        "border: 1px; solid;"
        "}"
        ""
        "table.stats td.hed"
        "{"
        "padding: 4px;"
        "text-align: left;"
        "border-bottom: 2px; solid;"
        "font-size: small;"
        "font-weight: bold;} "
        "p.note"
        "{color: grey;"
        "font-style: italic;}";
 
    document()->addResource( QTextDocument::StyleSheetResource, QUrl( "format.css" ), css );
}
 
 
YQPkgGenericDetailsView::~YQPkgGenericDetailsView()
{
    // NOP
}
 
 
void
YQPkgGenericDetailsView::reloadTab( int newCurrent )
{
    if ( _parentTab && _parentTab->widget(newCurrent) == this )
    {
        showDetailsIfVisible( _selectable );
    }
}
 
 
void
YQPkgGenericDetailsView::showDetailsIfVisible( ZyppSel selectable )
{
    _selectable = selectable;
 
    if ( _parentTab )           // Is this view embedded into a tab widget?
    {
        if ( _parentTab->currentWidget() == this )  // Is this page the topmost?
        {
            showDetails( selectable );
        }
    }
    else        // No tab parent - simply show data unconditionally.
    {
        showDetails( selectable );
    }
}
 
 
QSize
YQPkgGenericDetailsView::minimumSizeHint() const
{
    return QSize( 0, 0 );
}
 
 
QString
YQPkgGenericDetailsView::htmlStart()
{
    return "<html><head>"
        "<link rel='stylesheet' type='text/css' href='format.css'>"
        "</head><body>";
}
 
QString
YQPkgGenericDetailsView::htmlEnd()
{
    return "</body></html>";
}
 
 
QString
YQPkgGenericDetailsView::htmlHeading( ZyppSel selectable, bool showVersion )
{
    if ( ! selectable )
        return "";
 
    ZyppObj zyppObj = selectable->theObj();
 
    if ( ! zyppObj )
        return "";
 
    QString summary = fromUTF8( zyppObj->summary() );
 
    QString html = "<table";
 
    if ( ! QY2Styler::styler()->usingAlternateStyleSheet() )
        html +=  " class=\"stats\"";
 
    html += "><tr><td><b>"
        + fromUTF8( zyppObj->name() )
        + "</b>";
 
    if ( showVersion )
        html += QString( "<b>-" ) + zyppObj->edition().asString().c_str() + "</b>";
 
    if ( ! summary.isEmpty() )
        html += " - " + summary;
 
    html += "</td></tr></table>";
 
    return html;
}
 
 
 
QString
YQPkgGenericDetailsView::htmlEscape( const QString & plainText )
{
    QString html = plainText;
    // yuiDebug() << "Escaping \"" << plainText << "\"" << endl;
 
    html.replace( QRegExp( "&" ), "&amp;" );
    html.replace( QRegExp( "<" ), "&lt;"  );
    html.replace( QRegExp( ">" ), "&gt;"  );
 
    return html;
}
 
 
QString
YQPkgGenericDetailsView::table( const QString & contents )
{
    QString html = "<table";
    if ( ! QY2Styler::styler()->usingAlternateStyleSheet() )
        html +=  " class=\"stats\"";
 
    html += ">" + contents + "</table>";
 
    return html;
}
 
 
QString
YQPkgGenericDetailsView::row( const QString & contents )
{
    return "<tr>" + contents + "</tr>";
}
 
 
QString
YQPkgGenericDetailsView::cell( QString contents )
{
    contents = htmlEscape( contents );
    return "<td>" + contents + "</td>";
}
 
 
QString
YQPkgGenericDetailsView::cell( int contents )
{
    return QString( "<td>%1</td>" ).arg( contents );
}
 
 
QString
YQPkgGenericDetailsView::cell( const zypp::Date & date )
{
    return cell( ( (time_t) date == (time_t) 0 ? "" : date.asString() ) );
}
 
 
QString
YQPkgGenericDetailsView::cell( const string & contents )
{
    return cell( fromUTF8( contents ) );
}
 
 
QString
YQPkgGenericDetailsView::hcell( QString contents )
{
    return "<td>" + contents + "</td>";
}