workspace/kdm/kfrontend/kgverify.h

   1 /*
   2
   3 Shell for kdm conversation plugins
   4
   5 Copyright (C) 1997, 1998 Steffen Hansen <hansen@kde.org>
   6 Copyright (C) 2000-2004 Oswald Buddenhagen <ossi@kde.org>
   7
   8
   9 This program is free software; you can redistribute it and/or modify
  10 it under the terms of the GNU General Public License as published by
  11 the Free Software Foundation; either version 2 of the License, or
  12 (at your option) any later version.
  13
  14 This program is distributed in the hope that it will be useful,
  15 but WITHOUT ANY WARRANTY; without even the implied warranty of
  16 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  17 GNU General Public License for more details.
  18
  19 You should have received a copy of the GNU General Public License
  20 along with this program; if not, write to the Free Software
  21 Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA  02110-1301, USA.
  22
  23 */
  24
  25
  26 #ifndef KGVERIFY_H
  27 #define KGVERIFY_H
  28
  29 #include "kgreeterplugin.h"
  30 #include "kfdialog.h"
  31
  32 #include <QGridLayout>
  33 #include <QSet>
  34 #include <QTimer>
  35
  36 #include <sys/time.h>
  37 #include <time.h>
  38
  39 class KdmThemer;
  40
  41 class KLibrary;
  42 class KPushButton;
  43 class QMenu;
  44
  45 // helper class, nuke when qt supports suspend()/resume()
  46 class QXTimer : public QObject {
  47         Q_OBJECT
  48         typedef QObject inherited;
  49
  50   public:
  51         QXTimer();
  52         void start( int msec );
  53         void stop();
  54         void suspend();
  55         void resume();
  56
  57   Q_SIGNALS:
  58         void timeout();
  59
  60   private Q_SLOTS:
  61         void slotTimeout();
  62
  63   private:
  64         QTimer timer;
  65         struct timeval stv;
  66         long left;
  67 };
  68
  69 class KGVerifyHandler {
  70   public:
  71         virtual ~KGVerifyHandler(){}
  72         virtual void verifyPluginChanged( int id ) = 0;
  73         virtual void verifyClear();
  74         virtual void verifyOk() = 0;
  75         virtual void verifyFailed() = 0;
  76         virtual void verifyRetry() = 0;
  77         virtual void verifySetUser( const QString &user ) = 0;
  78         virtual void updateStatus( bool fail, bool caps, int left ); // for themed only
  79 };
  80
  81 struct GreeterPluginHandle {
  82         KLibrary *library;
  83         KGreeterPluginInfo *info;
  84         QAction *action;
  85 };
  86
  87 typedef QVector<int> PluginList;
  88
  89 class KGVerify : public QObject, public KGreeterPluginHandler {
  90         Q_OBJECT
  91         typedef QObject inherited;
  92
  93   public:
  94         KGVerify( KGVerifyHandler *handler,
  95                   QWidget *parent, QWidget *predecessor,
  96                   const QString &fixedEntity, const PluginList &pluginList,
  97                   KGreeterPlugin::Function func, KGreeterPlugin::Context ctx );
  98         virtual ~KGVerify();
  99         QMenu *getPlugMenu();
 100         void loadUsers( const QStringList &users );
 101         void presetEntity( const QString &entity, int field );
 102         QString getEntity() const;
 103         void setUser( const QString &user );
 104         virtual void selectPlugin( int id );
 105         bool entitiesLocal() const;
 106         bool entitiesFielded() const;
 107         bool entityPresettable() const;
 108         bool isClassic() const;
 109         QString pluginName() const;
 110         void setEnabled( bool on );
 111         void abort();
 112         void suspend();
 113         void resume();
 114         void accept();
 115         void reject();
 116
 117         int coreLock;
 118
 119         static bool handleFailVerify( QWidget *parent, bool showUser );
 120         static PluginList init( const QStringList &plugins );
 121         static void done();
 122
 123   public Q_SLOTS:
 124         void start();
 125
 126   protected:
 127         bool eventFilter( QObject *, QEvent * );
 128         void msgBox( QMessageBox::Icon typ, const QString &msg );
 129         void setTimer();
 130         void updateLockStatus();
 131         virtual void updateStatus() = 0;
 132         void handleVerify();
 133
 134         QXTimer timer;
 135         QString fixedEntity, presEnt, curUser;
 136         PluginList pluginList;
 137         KGVerifyHandler *handler;
 138         QWidget *parent, *predecessor;
 139         KGreeterPlugin *greet;
 140         QMenu *plugMenu;
 141         int curPlugin, presFld, timedLeft, deadTicks;
 142         QByteArray pName;
 143         KGreeterPlugin::Function func;
 144         KGreeterPlugin::Context ctx;
 145         bool capsLocked;
 146         bool enabled, running, suspended, failed, delayed, cont;
 147         bool authTok, isClear, timeable;
 148
 149         static void vrfMsgBox( QWidget *parent, const QString &user, QMessageBox::Icon type, const QString &mesg );
 150         static void vrfErrBox( QWidget *parent, const QString &user, const char *msg );
 151         static void vrfInfoBox( QWidget *parent, const QString &user, const char *msg );
 152
 153         static QVector<GreeterPluginHandle> greetPlugins;
 154
 155   private:
 156         bool applyPreset();
 157         void performAutoLogin();
 158         bool scheduleAutoLogin( bool initial );
 159         void doReject( bool initial );
 160
 161   private Q_SLOTS:
 162         void slotPluginSelected( QAction * );
 163         void slotTimeout();
 164         void slotActivity();
 165
 166   public: // from KGreetPluginHandler
 167         virtual void gplugReturnText( const char *text, int tag );
 168         virtual void gplugReturnBinary( const char *data );
 169         virtual void gplugSetUser( const QString &user );
 170         virtual void gplugStart();
 171         virtual void gplugChanged();
 172         virtual void gplugActivity();
 173         virtual void gplugMsgBox( QMessageBox::Icon type, const QString &text );
 174
 175         static QVariant getConf( void *ctx, const char *key, const QVariant &dflt );
 176 };
 177
 178 class KGStdVerify : public KGVerify {
 179         Q_OBJECT
 180         typedef KGVerify inherited;
 181
 182   public:
 183         KGStdVerify( KGVerifyHandler *handler, QWidget *parent,
 184                      QWidget *predecessor, const QString &fixedEntity,
 185                      const PluginList &pluginList,
 186                      KGreeterPlugin::Function func, KGreeterPlugin::Context ctx );
 187         virtual ~KGStdVerify();
 188         QLayout *getLayout() const { return grid; }
 189         void selectPlugin( int id );
 190
 191   protected:
 192         void updateStatus();
 193
 194   private:
 195         QGridLayout *grid;
 196         QLabel *failedLabel;
 197         int failedLabelState;
 198
 199   public: // from KGreetPluginHandler
 200         virtual bool gplugHasNode( const QString &id );
 201 };
 202
 203 class KGThemedVerify : public KGVerify {
 204         Q_OBJECT
 205         typedef KGVerify inherited;
 206
 207   public:
 208         KGThemedVerify( KGVerifyHandler *handler, KdmThemer *themer,
 209                         QWidget *parent, QWidget *predecessor,
 210                         const QString &fixedEntity,
 211                         const PluginList &pluginList,
 212                         KGreeterPlugin::Function func,
 213                         KGreeterPlugin::Context ctx );
 214         virtual ~KGThemedVerify();
 215         void selectPlugin( int id );
 216
 217   protected:
 218         void updateStatus();
 219
 220   private:
 221         KdmThemer *themer;
 222         QSet<QString> showTypes;
 223
 224   public: // from KGreetPluginHandler
 225         virtual bool gplugHasNode( const QString &id );
 226 };
 227
 228 class KGChTok : public FDialog, public KGVerifyHandler {
 229         Q_OBJECT
 230         typedef FDialog inherited;
 231
 232   public:
 233         KGChTok( QWidget *parent, const QString &user,
 234                  const PluginList &pluginList, int curPlugin,
 235                  KGreeterPlugin::Function func, KGreeterPlugin::Context ctx );
 236         ~KGChTok();
 237
 238   public Q_SLOTS:
 239         void accept();
 240
 241   private:
 242         KPushButton *okButton, *cancelButton;
 243         KGStdVerify *verify;
 244
 245   public: // from KGVerifyHandler
 246         virtual void verifyPluginChanged( int id );
 247         virtual void verifyOk();
 248         virtual void verifyFailed();
 249         virtual void verifyRetry();
 250         virtual void verifySetUser( const QString &user );
 251 };
 252
 253 #endif /* KGVERIFY_H */