apps/nsplugins/plugin_part.h

   1 /*
   2   Netscape Plugin Loader KPart
   3
   4   Copyright (c) 2000 Matthias Hoelzer-Kluepfel <hoelzer@kde.org>
   5                      Stefan Schimanski <1Stein@gmx.de>
   6   Copyright (c) 2002-2005 George Staikos <staikos@kde.org>
   7
   8   This program is free software; you can redistribute it and/or modify
   9   it under the terms of the GNU General Public License as published by
  10   the Free Software Foundation; either version 2 of the License, or
  11   (at your option) any later version.
  12
  13   This program is distributed in the hope that it will be useful,
  14   but WITHOUT ANY WARRANTY; without even the implied warranty of
  15   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  16   GNU General Public License for more details.
  17
  18   You should have received a copy of the GNU General Public License
  19   along with this program; if not, write to the Free Software
  20   Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA  02110-1301, USA.
  21 */
  22
  23
  24 #ifndef __plugin_part_h__
  25 #define __plugin_part_h__
  26
  27 #include <kparts/browserextension.h>
  28 #include <kparts/factory.h>
  29 #include <kparts/part.h>
  30 #include <klibloader.h>
  31 #include <QWidget>
  32 #include <QPointer>
  33 #include "nspluginloader.h"
  34
  35 class KAboutData;
  36 class KComponentData;
  37 class PluginBrowserExtension;
  38 class PluginLiveConnectExtension;
  39 class PluginPart;
  40
  41 class PluginFactory : public KParts::Factory
  42 {
  43   Q_OBJECT
  44
  45 public:
  46   PluginFactory();
  47   virtual ~PluginFactory();
  48
  49   virtual KParts::Part * createPartObject(QWidget *parentWidget = 0, QObject *parent = 0,
  50                                     const char *classname = "KParts::Part",
  51                                     const QStringList &args = QStringList());
  52
  53   static const KComponentData &componentData();
  54
  55 private:
  56
  57   static KComponentData *s_instance;
  58   class NSPluginLoader *_loader;
  59 };
  60
  61
  62 class PluginCanvasWidget : public QWidget
  63 {
  64   Q_OBJECT
  65 public:
  66
  67   PluginCanvasWidget(QWidget *parent=0)
  68     : QWidget(parent) {}
  69
  70 protected:
  71   void resizeEvent(QResizeEvent *e);
  72
  73 Q_SIGNALS:
  74   void resized(int,int);
  75 };
  76
  77
  78 class PluginPart: public KParts::ReadOnlyPart
  79 {
  80   Q_OBJECT
  81 public:
  82   PluginPart(QWidget *parentWidget, QObject *parent,
  83              const QStringList &args = QStringList());
  84   virtual ~PluginPart();
  85
  86   // CallBack interface (DBus-exported)
  87   void postURL(const QString& url, const QString& target, const QByteArray& data, const QString& mime);
  88   void requestURL(const QString& url, const QString& target);
  89   void statusMessage( const QString &msg );
  90   void evalJavaScript( int id, const QString& script );
  91   void reloadPage();
  92
  93   void changeSrc(const QString& url);
  94
  95 protected:
  96   virtual bool openUrl(const KUrl &url);
  97   virtual bool closeUrl();
  98   virtual bool openFile() { return false; }
  99
 100 protected Q_SLOTS:
 101   void pluginResized(int,int);
 102   void saveAs();
 103
 104 private:
 105   QString callbackPath;
 106   QPointer<QWidget> _widget;
 107   QPointer<NSPluginInstance> _nspWidget;
 108   PluginCanvasWidget *_canvas;
 109   PluginBrowserExtension *_extension;
 110   PluginLiveConnectExtension *_liveconnect;
 111   QStringList _args;
 112   class NSPluginLoader *_loader;
 113   bool *_destructed;
 114 };
 115
 116
 117 class PluginLiveConnectExtension : public KParts::LiveConnectExtension
 118 {
 119 Q_OBJECT
 120 public:
 121     PluginLiveConnectExtension(PluginPart* part);
 122     virtual ~PluginLiveConnectExtension();
 123     virtual bool put(const unsigned long, const QString &field, const QString &value);
 124     virtual bool get(const unsigned long, const QString&, Type&, unsigned long&, QString&);
 125     virtual bool call(const unsigned long, const QString&, const QStringList&, Type&, unsigned long&, QString&);
 126
 127     QString evalJavaScript( const QString & script );
 128
 129 Q_SIGNALS:
 130     void partEvent( const unsigned long objid, const QString & event, const KParts::LiveConnectExtension::ArgList & args );
 131
 132 private:
 133     PluginPart *_part;
 134     QString *_retval;
 135 };
 136
 137
 138 #endif