From 460c52653ab0dcca6f19a4f492ed2c5e4e963ab0 Mon Sep 17 00:00:00 2001
From: toma <toma@283d02a7-25f6-0310-bc7c-ecb5cbfe19da>
Date: Wed, 25 Nov 2009 17:56:58 +0000
Subject: Copy the KDE 3.5 branch to branches/trinity for new KDE 3.5 features.
 BUG:215923

git-svn-id: svn://anonsvn.kde.org/home/kde/branches/trinity/kdepim@1054174 283d02a7-25f6-0310-bc7c-ecb5cbfe19da
---
 libkdepim/maillistdrag.h | 135 +++++++++++++++++++++++++++++++++++++++++++++++
 1 file changed, 135 insertions(+)
 create mode 100644 libkdepim/maillistdrag.h

(limited to 'libkdepim/maillistdrag.h')

diff --git a/libkdepim/maillistdrag.h b/libkdepim/maillistdrag.h
new file mode 100644
index 00000000..cf8918db
--- /dev/null
+++ b/libkdepim/maillistdrag.h
@@ -0,0 +1,135 @@
+/*
+    This file is part of libkdepim.
+
+    Copyright (c) 2003 Don Sanders <sanders@kde.org>
+    Copyright (c) 2005 George Staikos <staikos@kde.org.
+
+    This library is free software; you can redistribute it and/or
+    modify it under the terms of the GNU Library General Public
+    License as published by the Free Software Foundation; either
+    version 2 of the License, or (at your option) any later version.
+
+    This library is distributed in the hope that it will be useful,
+    but WITHOUT ANY WARRANTY; without even the implied warranty of
+    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+    Library General Public License for more details.
+
+    You should have received a copy of the GNU Library General Public License
+    along with this library; see the file COPYING.LIB.  If not, write to
+    the Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor,
+    Boston, MA 02110-1301, USA.
+*/
+#ifndef maillistdrag_h
+#define maillistdrag_h
+
+#include "qdragobject.h"
+#include "qvaluelist.h"
+#include "qglobal.h"
+#include "time.h"
+
+#include <kdepimmacros.h>
+
+/**
+ * KDEPIM classes for drag and drop of mails
+ * 
+ * // Code example for drag and drop enabled widget
+ *
+ * void SomeWidget::contentsDropEvent(QDropEvent *e)
+ * {
+ *    if (e->provides(MailListDrag::format())) {
+ *	MailList mailList;
+ *	MailListDrag::decode( e, mailList );
+ *      ...
+ **/
+
+namespace KPIM {
+
+class KDE_EXPORT MailSummary 
+{
+public:
+    MailSummary( Q_UINT32 serialNumber, QString messageId, QString subject, 
+		 QString from, QString to, time_t date );
+    MailSummary() {}
+    ~MailSummary() {}
+
+    /*** Set fields for this mail summary  ***/
+    void set( Q_UINT32, QString, QString, QString, QString, time_t );
+
+    /*** KMail unique identification number ***/
+    Q_UINT32 serialNumber() const;
+
+    /*** MD5 checksum of message identification string ***/
+    QString messageId();
+
+    /*** Subject of the message including prefixes ***/
+    QString subject();
+
+    /*** Simplified from address ***/
+    QString from();
+
+    /** Simplified to address ***/
+    QString to();
+
+    /*** Date the message was sent ***/
+    time_t date();
+
+private:
+    Q_UINT32 mSerialNumber;
+    QString mMessageId, mSubject, mFrom, mTo;
+    time_t mDate;
+};
+
+// List of mail summaries
+typedef QValueList<MailSummary> MailList;
+
+// Object for the drag object to call-back for message fulltext
+class KDE_EXPORT MailTextSource {
+public:
+    MailTextSource() {}
+    virtual ~MailTextSource() {}
+
+    virtual QCString text(Q_UINT32 serialNumber) const = 0;
+};
+
+// Drag and drop object for mails
+class KDE_EXPORT MailListDrag : public QStoredDrag
+{
+public:
+    // Takes ownership of "src" and deletes it when done
+    MailListDrag( MailList, QWidget * parent = 0, MailTextSource *src = 0 );
+    ~MailListDrag();
+
+    const char *format(int i) const;
+
+    bool provides(const char *mimeType) const;
+
+    QByteArray encodedData(const char *) const;
+
+    /* Reset the list of mail summaries */
+    void setMailList( MailList );
+
+    /* The format for this drag - "x-kmail-drag/message-list" */
+    static const char* format();
+    
+    /* Returns TRUE if the information in e can be decoded into a QString;
+       otherwsie returns FALSE */
+    static bool canDecode( QMimeSource* e );
+
+    /* Attempts to decode the dropped information;
+       Returns TRUE if successful; otherwise return false */
+    static bool decode( QDropEvent* e, MailList& s );
+
+    /* Attempts to decode the serialNumbers of the dropped information;
+       Returns TRUE if successful; otherwise return false */
+    static bool decode( QDropEvent* e, QByteArray& a );
+
+    /* Attempts to decode the encoded MailList;
+       Returns TRUE if successful; otherwise return false */
+    static bool decode( QByteArray& a, MailList& s );
+
+private:
+    MailTextSource *_src;
+};
+
+}
+#endif /*maillistdrag_h*/
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