khtml/khtmlimage.h

   1 /* This file is part of the KDE project
   2    Copyright (C) 2000 Simon Hausmann <hausmann@kde.org>
   3
   4    This library is free software; you can redistribute it and/or
   5    modify it under the terms of the GNU Library General Public
   6    License as published by the Free Software Foundation; either
   7    version 2 of the License, or (at your option) any later version.
   8
   9    This library 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 GNU
  12    Library General Public License for more details.
  13
  14    You should have received a copy of the GNU Library General Public License
  15    along with this library; see the file COPYING.LIB.  If not, write to
  16    the Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor,
  17    Boston, MA 02110-1301, USA.
  18 */
  19
  20 #ifndef __khtmlimage_h__
  21 #define __khtmlimage_h__
  22
  23 #include "khtml_part.h"
  24 #include <kparts/factory.h>
  25 #include <kparts/browserextension.h>
  26
  27 #include "misc/loader_client.h"
  28
  29 class KHTMLPart;
  30 class KComponentData;
  31
  32 namespace khtml
  33 {
  34     class CachedImage;
  35 }
  36
  37 /**
  38  * @internal
  39  */
  40 class KHTMLImageFactory : public KParts::Factory
  41 {
  42     Q_OBJECT
  43 public:
  44     KHTMLImageFactory();
  45     virtual ~KHTMLImageFactory();
  46
  47     virtual KParts::Part *createPartObject( QWidget *parentWidget,
  48                                             QObject *parent,
  49                                             const char *className, const QStringList &args );
  50
  51     static const KComponentData &componentData() { return *s_componentData; }
  52
  53 private:
  54     static KComponentData *s_componentData;
  55 };
  56
  57 /**
  58  * @internal
  59  */
  60 class KHTMLImage : public KParts::ReadOnlyPart, public khtml::CachedObjectClient
  61 {
  62     Q_OBJECT
  63 public:
  64     KHTMLImage( QWidget *parentWidget,
  65                 QObject *parent, KHTMLPart::GUIProfile prof );
  66     virtual ~KHTMLImage();
  67
  68     virtual bool openFile() { return true; } // grmbl, should be non-pure in part.h, IMHO
  69
  70     virtual bool openUrl( const KUrl &url );
  71
  72     virtual bool closeUrl();
  73
  74     KHTMLPart *doc() const { return m_khtml; }
  75
  76     virtual void notifyFinished( khtml::CachedObject *o );
  77
  78 protected:
  79     virtual void guiActivateEvent( KParts::GUIActivateEvent *e );
  80
  81 private Q_SLOTS:
  82     void restoreScrollPosition();
  83
  84     void slotPopupMenu( const QPoint &global, const KUrl &url, mode_t mode,
  85                         const KParts::OpenUrlArguments &args,
  86                         const KParts::BrowserArguments &browserArgs,
  87                         KParts::BrowserExtension::PopupFlags flags,
  88                         const KParts::BrowserExtension::ActionGroupMap& actionGroups );
  89
  90 //    void slotImageJobFinished( KIO::Job *job );
  91
  92 //    void updateWindowCaption();
  93
  94 private:
  95     void disposeImage();
  96
  97     QPointer<KHTMLPart> m_khtml;
  98     KParts::BrowserExtension *m_ext;
  99     QString m_mimeType;
 100     khtml::CachedImage *m_image;
 101     int m_xOffset, m_yOffset;
 102 };
 103
 104 /**
 105  * @internal
 106  */
 107 class KHTMLImageBrowserExtension : public KParts::BrowserExtension
 108 {
 109     Q_OBJECT
 110 public:
 111     KHTMLImageBrowserExtension( KHTMLImage *parent );
 112
 113     virtual int xOffset();
 114     virtual int yOffset();
 115
 116 protected Q_SLOTS:
 117     void print();
 118     void reparseConfiguration();
 119     void disableScrolling();
 120
 121 private:
 122     KHTMLImage *m_imgPart;
 123 };
 124
 125 #endif