apps/kinfocenter/aboutwidget.cpp

   1 /*
   2  Copyright (c) 2000,2001 Matthias Elter <elter@kde.org>
   3
   4  This program is free software; you can redistribute it and/or modify
   5  it under the terms of the GNU General Public License as published by
   6  the Free Software Foundation; either version 2 of the License, or
   7  (at your option) any later version.
   8
   9  This program is distributed in the hope that it will be useful,
  10  but WITHOUT ANY WARRANTY; without even the implied warranty of
  11  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  12  GNU General Public License for more details.
  13
  14  You should have received a copy of the GNU General Public License along
  15  with this program; if not, write to the Free Software Foundation, Inc.,
  16  51 Franklin Street, Fifth Floor, Boston, MA  02110-1301, USA.
  17  */
  18
  19 #include "aboutwidget.h"
  20 #include "global.h"
  21 #include "modules.h"
  22 #include "moduletreeview.h"
  23
  24 #include <kstandarddirs.h>
  25 #include <klocale.h>
  26 #include <kdebug.h>
  27 #include <kcursor.h>
  28 #include <kglobalsettings.h>
  29 #include <khtml_part.h>
  30 #include <kapplication.h>
  31 #include <kvbox.h>
  32
  33 #include <QFile>
  34 #include <QTextStream>
  35
  36 #include "aboutwidget.moc"
  37
  38 static const char kcc_infotext[]= I18N_NOOP("KDE Info Center");
  39
  40 static const char title_infotext[]= I18N_NOOP("Get system and desktop environment information");
  41
  42 static const char intro_infotext[]= I18N_NOOP("Welcome to the \"KDE Info Center\", "
  43                 "a central place to find information about your "
  44                 "computer system.");
  45
  46 static const char use_text[]= I18N_NOOP("Click on the \"Help\" tab on the left to view help "
  47                 "for the active "
  48                 "control module. Use the \"Search\" tab if you are unsure "
  49                 "where to look for "
  50                 "a particular configuration option.");
  51
  52 static const char version_text[]= I18N_NOOP("KDE version:");
  53 static const char user_text[]= I18N_NOOP("User:");
  54 static const char host_text[]= I18N_NOOP("Hostname:");
  55 static const char system_text[]= I18N_NOOP("System:");
  56 static const char release_text[]= I18N_NOOP("Release:");
  57 static const char machine_text[]= I18N_NOOP("Machine:");
  58
  59 AboutWidget::AboutWidget(QWidget *parent, ConfigModuleList* configModules, const QString &caption) :
  60         KHBox(parent), _configModules(configModules), _caption(caption) {
  61
  62         setMinimumSize(400, 400);
  63
  64         // set qwhatsthis help
  65         this->setWhatsThis(i18n(intro_infotext));
  66         _viewer = new KHTMLPart( this );
  67         _viewer->widget()->setSizePolicy(QSizePolicy::Ignored, QSizePolicy::Ignored);
  68         connect(_viewer->browserExtension(),
  69         SIGNAL(openUrlRequest(const KUrl&, const KParts::OpenUrlArguments&, const KParts::BrowserArguments&)), this, SLOT(slotModuleLinkClicked(const KUrl&)));
  70         updatePixmap();
  71 }
  72
  73 void AboutWidget::updatePixmap() {
  74         QString file = KStandardDirs::locate("data", "kinfocenter/about/main.html");
  75         QFile f(file);
  76         f.open(QIODevice::ReadOnly);
  77         QTextStream t( &f);
  78         QString res = t.readAll();
  79
  80         res = res.arg(KStandardDirs::locate("data", "kdeui/about/kde_infopage.css") );
  81         if ( kapp->layoutDirection() == Qt::RightToLeft)
  82                 res = res.arg( "@import \"%1\";" ).arg(KStandardDirs::locate("data", "kdeui/about/kde_infopage_rtl.css") );
  83         else
  84                 res = res.arg("");
  85
  86         QString title, intro, caption;
  87         res = res.arg(i18n(kcc_infotext));
  88         res = res.arg(i18n(title_infotext));
  89         res = res.arg(i18n(intro_infotext));
  90
  91         QString content;
  92
  93         if (_configModules == NULL) {
  94                 content += "<table class=\"kc_table\">\n";
  95 #define KC_HTMLROW( a, b ) "<tr><td class=\"kc_leftcol\">" + i18n( a ) + "</td><td class=\"kc_rightcol\">" + b + "</tr>\n"
  96                 content += KC_HTMLROW( version_text, KCGlobal::kdeVersion() );
  97                 content += KC_HTMLROW( user_text, KCGlobal::userName() );
  98                 content += KC_HTMLROW( host_text, KCGlobal::hostName() );
  99                 content += KC_HTMLROW( system_text, KCGlobal::systemName() );
 100                 content += KC_HTMLROW( release_text, KCGlobal::systemRelease() );
 101                 content += KC_HTMLROW( machine_text, KCGlobal::systemMachine() );
 102 #undef KC_HTMLROW
 103                 content += "</table>\n";
 104                 content += "<p class=\"kc_use_text\">" + i18n(use_text) + "</p>\n";
 105         } else {
 106                 content += "<div id=\"tableTitle\">" + _caption + "</div>";
 107
 108                 content += "<table class=\"kc_table\">\n";
 109                 // traverse the list
 110
 111                 foreach(ConfigModule* configModule, *_configModules) {
 112                         QString szName;
 113                         QString szComment;
 114
 115                         content += "<tr><td class=\"kc_leftcol\">";
 116                         szName = configModule->moduleName();
 117                         szComment = configModule->comment();
 118                         content += "<a href=\"%1\">" + szName + "</a></td><td class=\"kc_rightcol\">" + szComment;
 119                         KUrl moduleURL(QString("kcm://%1").arg(QString().sprintf("%p", (void*)configModule)) );
 120                         QString linkURL(moduleURL.url() );
 121                         content = content.arg(linkURL);
 122                         _moduleMap.insert(linkURL, configModule);
 123
 124                         content += "</td></tr>\n";
 125
 126                 }
 127                 content += "</table>";
 128         }
 129
 130         _viewer->begin(KUrl(file));
 131         _viewer->write(res.arg(content) );
 132         _viewer->end();
 133 }
 134
 135 void AboutWidget::slotModuleLinkClicked(const KUrl& url) {
 136         ConfigModule* module = _moduleMap[url.url()];
 137         if (module) {
 138                 emit moduleSelected(module);
 139         }
 140 }
 141