apps/kinfocenter/modules.cpp

   1 /*
   2  Copyright (c) 1999 Matthias Hoelzer-Kluepfel <hoelzer@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 "modules.h"
  20 #include "global.h"
  21 #include "proxywidget.h"
  22
  23 #include <kapplication.h>
  24 #include <kdebug.h>
  25 #include <kservicegroup.h>
  26 #include <k3process.h>
  27 #include <klocale.h>
  28 #include <kstandarddirs.h>
  29 #include <kauthorized.h>
  30 #include <kservicetypetrader.h>
  31 #include <kcmoduleloader.h>
  32 #include <kvbox.h>
  33
  34 #include <QLabel>
  35 #include <QVBoxLayout>
  36 #include <QFrame>
  37
  38 #ifdef Q_WS_X11
  39 #include <X11/Xlib.h>
  40 #include <QX11Info>
  41 #include <QX11EmbedWidget>
  42 #endif
  43 #include <unistd.h>
  44 #include <sys/types.h>
  45
  46 #include "modules.moc"
  47
  48 ConfigModule::ConfigModule(const KService::Ptr &s) :
  49         KCModuleInfo(s),  _module(0) {
  50 }
  51
  52 ConfigModule::~ConfigModule() {
  53         deleteClient();
  54 }
  55
  56 ProxyWidget *ConfigModule::module() {
  57         if (_module)
  58                 return _module;
  59
  60         kDebug() << "Finding proxy..." << endl;
  61
  62         KCModule *modWidget = 0;
  63
  64         modWidget = KCModuleLoader::loadModule(*this,/*KCModuleLoader::None*/(KCModuleLoader::ErrorReporting)NULL);
  65
  66         if (modWidget==NULL) {
  67
  68                 kWarning() << "Unable to load KCM Module" << endl;
  69                 return NULL;
  70         }
  71
  72         _module = new ProxyWidget(modWidget);
  73
  74         return _module;
  75 }
  76
  77 QPixmap ConfigModule::realIcon(KIconLoader::StdSizes size) {
  78         //The next line is identical as SmallIcon(module->icon()), but is able to return a isNull() QPixmap
  79         QPixmap providedIcon = KIconLoader::global()->loadIcon(icon(), KIconLoader::Small, size, KIconLoader::DefaultState, QStringList(), 0L, true);
  80         if (providedIcon.isNull()) {
  81                 kDebug() << "Icon is null" << icon() << endl;
  82                 return SmallIcon("computer", size);
  83
  84         }
  85         return providedIcon;
  86
  87 }
  88
  89 void ConfigModule::deleteClient() {
  90         kapp->syncX();
  91
  92         if (_module)
  93                 _module->close();
  94         _module = NULL;
  95
  96 }
  97
  98 const KAboutData *ConfigModule::aboutData() const {
  99         if (!_module)
 100                 return 0;
 101         return _module->aboutData();
 102 }
 103
 104 ConfigModuleList::ConfigModuleList() {
 105         foreach(ConfigModule* configModule, *this) {
 106                 delete configModule;
 107         }
 108
 109         this->clear();
 110 }
 111
 112 bool ConfigModuleList::readDesktopEntries() {
 113         KService::List list = KServiceTypeTrader::self()->query("KCModule", "[X-KDE-ParentApp] == 'kinfocenter'");
 114
 115         if (list.isEmpty()) {
 116                 return false;
 117         }
 118
 119         foreach(const KService::Ptr &s, list) {
 120                 if (s->isType(KST_KService) == false) {
 121                         continue;
 122                 }
 123
 124                 if (!KAuthorized::authorizeControlModule(s->menuId())) {
 125                         continue;
 126                 }
 127
 128                 ConfigModule *module = new ConfigModule(s);
 129                 if (module->library().isEmpty()) {
 130                         delete module;
 131                         continue;
 132                 }
 133
 134                 append(module);
 135
 136         }
 137
 138         return true;
 139 }