khtml/khtml_ext.h

   1 /* This file is part of the KDE project
   2  *
   3  * Copyright (C) 2000-2003 Simon Hausmann <hausmann@kde.org>
   4  *               2001-2003 George Staikos <staikos@kde.org>
   5  *               2001-2003 Laurent Montel <montel@kde.org>
   6  *               2001-2003 Dirk Mueller <mueller@kde.org>
   7  *               2001-2003 Waldo Bastian <bastian@kde.org>
   8  *               2001-2003 David Faure <faure@kde.org>
   9  *               2001-2003 Daniel Naber <dnaber@kde.org>
  10  *
  11  * This library is free software; you can redistribute it and/or
  12  * modify it under the terms of the GNU Library General Public
  13  * License as published by the Free Software Foundation; either
  14  * version 2 of the License, or (at your option) any later version.
  15  *
  16  * This library is distributed in the hope that it will be useful,
  17  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  18  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
  19  * Library General Public License for more details.
  20  *
  21  * You should have received a copy of the GNU Library General Public License
  22  * along with this library; see the file COPYING.LIB.  If not, write to
  23  * the Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor,
  24  * Boston, MA 02110-1301, USA.
  25  */
  26
  27 #ifndef __khtml_ext_h__
  28 #define __khtml_ext_h__
  29
  30 #include "khtml_part.h"
  31
  32 #include <QtCore/QPointer>
  33
  34 #include <kselectaction.h>
  35 #include <kio/global.h>
  36
  37 /**
  38  * This is the BrowserExtension for a KHTMLPart document. Please see the KParts documentation for
  39  * more information about the BrowserExtension.
  40  */
  41 class KHTMLPartBrowserExtension : public KParts::BrowserExtension
  42 {
  43   Q_OBJECT
  44   friend class KHTMLPart;
  45   friend class KHTMLView;
  46 public:
  47   KHTMLPartBrowserExtension( KHTMLPart *parent );
  48
  49   virtual int xOffset();
  50   virtual int yOffset();
  51
  52   virtual void saveState( QDataStream &stream );
  53   virtual void restoreState( QDataStream &stream );
  54
  55     // internal
  56     void editableWidgetFocused( QWidget *widget );
  57     void editableWidgetBlurred( QWidget *widget );
  58
  59     void setExtensionProxy( KParts::BrowserExtension *proxyExtension );
  60
  61 public Q_SLOTS:
  62     void cut();
  63     void copy();
  64     void paste();
  65     void searchProvider();
  66     void reparseConfiguration();
  67     void print();
  68     void disableScrolling();
  69
  70     // internal . updates the state of the cut/copt/paste action based
  71     // on whether data is available in the clipboard
  72     void updateEditActions();
  73
  74 private Q_SLOTS:
  75     // connected to a frame's browserextensions enableAction signal
  76     void extensionProxyActionEnabled( const char *action, bool enable );
  77     void extensionProxyEditableWidgetFocused();
  78     void extensionProxyEditableWidgetBlurred();
  79
  80 Q_SIGNALS:
  81     void editableWidgetFocused();
  82     void editableWidgetBlurred();
  83 private:
  84     void callExtensionProxyMethod( const char *method );
  85
  86     KHTMLPart *m_part;
  87     QPointer<QWidget> m_editableFormWidget;
  88     QPointer<KParts::BrowserExtension> m_extensionProxy;
  89     bool m_connectedToClipboard;
  90 };
  91
  92 class KHTMLPartBrowserHostExtension : public KParts::BrowserHostExtension
  93 {
  94 public:
  95   KHTMLPartBrowserHostExtension( KHTMLPart *part );
  96   virtual ~KHTMLPartBrowserHostExtension();
  97
  98   virtual QStringList frameNames() const;
  99
 100   virtual const QList<KParts::ReadOnlyPart*> frames() const;
 101
 102   virtual BrowserHostExtension* findFrameParent( KParts::ReadOnlyPart *callingPart, const QString &frame );
 103
 104     virtual bool openUrlInFrame(const KUrl &url, const KParts::OpenUrlArguments& arguments, const KParts::BrowserArguments &browserArguments);
 105
 106 private:
 107   KHTMLPart *m_part;
 108 };
 109
 110 /**
 111  * @internal
 112  * INTERNAL class. *NOT* part of the public API.
 113  */
 114 class KHTMLPopupGUIClient : public QObject
 115 {
 116   Q_OBJECT
 117 public:
 118   KHTMLPopupGUIClient( KHTMLPart *khtml, const KUrl &url );
 119   virtual ~KHTMLPopupGUIClient();
 120
 121     KParts::BrowserExtension::ActionGroupMap actionGroups() const;
 122
 123   static void saveURL( QWidget *parent, const QString &caption, const KUrl &url,
 124                        const QMap<QString, QString> &metaData = KIO::MetaData(),
 125                        const QString &filter = QString(), long cacheId = 0,
 126                        const QString &suggestedFilename = QString() );
 127
 128   static void saveURL( QWidget* parent, const KUrl &url, const KUrl &destination,
 129                        const QMap<QString, QString> &metaData = KIO::MetaData(),
 130                        long cacheId = 0 );
 131 private Q_SLOTS:
 132   void slotSaveLinkAs();
 133   void slotSaveImageAs();
 134   void slotCopyLinkLocation();
 135   void slotSendImage();
 136   void slotStopAnimations();
 137   void slotCopyImageLocation();
 138   void slotCopyImage();
 139   void slotViewImage();
 140   void slotReloadFrame();
 141   void slotFrameInWindow();
 142   void slotFrameInTop();
 143   void slotFrameInTab();
 144   void slotBlockImage();
 145   void slotBlockHost();
 146   void slotBlockIFrame();
 147     void openSelection();
 148
 149 private:
 150     QString selectedTextAsOneLine() const;
 151     void addSearchActions(QList<QAction *>& editActions);
 152
 153   class KHTMLPopupGUIClientPrivate;
 154   KHTMLPopupGUIClientPrivate* const d;
 155 };
 156
 157 class KHTMLZoomFactorAction : public KSelectAction
 158 {
 159     Q_OBJECT
 160 public:
 161     KHTMLZoomFactorAction(KHTMLPart *part, bool direction, const QString& iconName, const QString& text, QObject *parent);
 162     virtual ~KHTMLZoomFactorAction();
 163
 164 protected Q_SLOTS:
 165     void slotTriggered(QAction* action);
 166 private:
 167     void init(KHTMLPart *part, bool direction);
 168 private:
 169     bool m_direction;
 170     KHTMLPart *m_part;
 171 };
 172
 173 #endif