1 files changed, 118 insertions, 0 deletions
diff --git a/kpdf/core/link.h b/kpdf/core/link.h
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--- /dev/null
+++ b/kpdf/core/link.h
@@ -0,0 +1,118 @@
+/***************************************************************************
+ *   Copyright (C) 2004 by Enrico Ros <eros.kde@email.it>                  *
+ *                                                                         *
+ *   This program is free software; you can redistribute it and/or modify  *
+ *   it under the terms of the GNU General Public License as published by  *
+ *   the Free Software Foundation; either version 2 of the License, or     *
+ *   (at your option) any later version.                                   *
+ ***************************************************************************/
+
+#ifndef _KPDF_LINK_H_
+#define _KPDF_LINK_H_
+
+#include <qstring.h>
+#include <qrect.h>
+#include "core/document.h" // for DocumentViewport
+
+/**
+ * @short Encapsulates data that describes a link.
+ *
+ * This is the base class for links. It makes mandatory for inherited
+ * widgets to reimplement the 'linkType' method and return the type of
+ * the link described by the reimplemented class.
+ */
+class KPDFLink
+{
+    public:
+        // get link type (inherited classes mustreturn an unique identifier)
+        enum LinkType { Goto, Execute, Browse, Action, Movie };
+        virtual LinkType linkType() const = 0;
+        virtual QString linkTip() const { return QString::null; }
+
+        // virtual destructor (remove warnings)
+        virtual ~KPDFLink();
+};
+
+
+/** Goto: a viewport and maybe a reference to an external filename **/
+class KPDFLinkGoto : public KPDFLink
+{
+    public:
+        // query for goto parameters
+        bool isExternal() const { return !m_extFileName.isEmpty(); }
+        const QString & fileName() const { return m_extFileName; }
+        const DocumentViewport & destViewport() const { return m_vp; }
+
+        // create a KPDFLink_Goto
+        KPDFLinkGoto( QString extFileName, const DocumentViewport & vp ) { m_extFileName = extFileName; m_vp = vp; }
+        LinkType linkType() const { return Goto; }
+        QString linkTip() const;
+
+    private:
+        QString m_extFileName;
+        DocumentViewport m_vp;
+};
+
+/** Execute: filename and parameters to execute **/
+class KPDFLinkExecute : public KPDFLink
+{
+    public:
+        // query for filename / parameters
+        const QString & fileName() const { return m_fileName; }
+        const QString & parameters() const { return m_parameters; }
+
+        // create a KPDFLink_Execute
+        KPDFLinkExecute( const QString & file, const QString & params ) { m_fileName = file; m_parameters = params; }
+        LinkType linkType() const { return Execute; }
+        QString linkTip() const;
+
+    private:
+        QString m_fileName;
+        QString m_parameters;
+};
+
+/** Browse: an URL to open, ranging from 'http://' to 'mailto:' etc.. **/
+class KPDFLinkBrowse : public KPDFLink
+{
+    public:
+        // query for URL
+        const QString & url() const { return m_url; }
+
+        // create a KPDFLink_Browse
+        KPDFLinkBrowse( const QString &url ) { m_url = url; }
+        LinkType linkType() const { return Browse; }
+        QString linkTip() const;
+
+    private:
+        QString m_url;
+};
+
+/** Action: contains an action to perform on document / kpdf **/
+class KPDFLinkAction : public KPDFLink
+{
+    public:
+        // define types of actions
+        enum ActionType { PageFirst, PagePrev, PageNext, PageLast, HistoryBack, HistoryForward, Quit, Presentation, EndPresentation, Find, GoToPage, Close };
+
+        // query for action type
+        ActionType actionType() const { return m_type; }
+
+        // create a KPDFLink_Action
+        KPDFLinkAction( enum ActionType actionType ) { m_type = actionType; }
+        LinkType linkType() const { return Action; }
+        QString linkTip() const;
+
+    private:
+        ActionType m_type;
+};
+
+/** Movie: Not yet defined -> think renaming to 'Media' link **/
+class KPDFLinkMovie : public KPDFLink
+// TODO this (Movie link)
+{
+    public:
+        KPDFLinkMovie() {};
+        LinkType linkType() const { return Movie; }
+};
+
+#endif