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added basic model file for Mail message tree

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csoler 2019-02-03 19:39:19 +01:00
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commit 4fce5d61cc
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retroshare-gui/src/gui/msgs/MessageModel.h Normal file
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/*******************************************************************************
* retroshare-gui/src/gui/msgs/RsMessageModel.h *
* *
* Copyright 2019 by Cyril Soler <csoler@users.sourceforge.net> *
* *
* This program is free software: you can redistribute it and/or modify *
* it under the terms of the GNU Affero General Public License as *
* published by the Free Software Foundation, either version 3 of the *
* License, or (at your option) any later version. *
* *
* This program 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 Affero General Public License for more details. *
* *
* You should have received a copy of the GNU Affero General Public License *
* along with this program. If not, see <https://www.gnu.org/licenses/>. *
* *
*******************************************************************************/
#pragma once
#include <QModelIndex>
#include <QColor>
#include "retroshare/rsmsgs.h"
// This class holds the actual hierarchy of posts, represented by identifiers
// It is responsible for auto-updating when necessary and holds a mutex to allow the Model to
// safely access the data.
// The model contains a post in place 0 that is the parent of all posts.
typedef uint32_t ForumModelIndex;
struct ForumModelPostEntry
{
ForumModelPostEntry() : mPublishTs(0),mMostRecentTsInThread(0),mPostFlags(0),mReputationWarningLevel(0),mMsgStatus(0),prow(0) {}
enum { // flags for display of posts. To be used in mPostFlags
FLAG_POST_IS_PINNED = 0x0001,
FLAG_POST_IS_MISSING = 0x0002,
FLAG_POST_IS_REDACTED = 0x0004,
FLAG_POST_HAS_UNREAD_CHILDREN = 0x0008,
FLAG_POST_HAS_READ_CHILDREN = 0x0010,
FLAG_POST_PASSES_FILTER = 0x0020,
FLAG_POST_CHILDREN_PASSES_FILTER = 0x0040,
};
std::string mTitle ;
RsGxsId mAuthorId ;
RsGxsMessageId mMsgId;
uint32_t mPublishTs;
uint32_t mMostRecentTsInThread;
uint32_t mPostFlags;
int mReputationWarningLevel;
int mMsgStatus;
std::vector<ForumModelIndex> mChildren;
ForumModelIndex mParent;
int prow ; // parent row
};
// This class is the item model used by Qt to display the information
class RsMessageModel : public QAbstractItemModel
{
Q_OBJECT
public:
explicit RsMessageModel(QObject *parent = NULL);
~RsMessageModel(){}
enum Columns {
COLUMN_THREAD_STAR =0x00,
COLUMN_THREAD_ATTACHMENT =0x01,
COLUMN_THREAD_SUBJECT =0x02,
COLUMN_THREAD_READ =0x03,
COLUMN_THREAD_AUTHOR =0x04,
COLUMN_THREAD_DATE =0x05,
COLUMN_THREAD_TAGS =0x06,
COLUMN_THREAD_MSGID =0x07,
COLUMN_THREAD_NB_COLUMNS =0x08,
};
enum Roles{ SortRole = Qt::UserRole+1,
StatusRole = Qt::UserRole+2,
UnreadRole = Qt::UserRole+3,
FilterRole = Qt::UserRole+4,
};
QModelIndex root() const{ return createIndex(0,0,(void*)NULL) ;}
QModelIndex getIndexOfMessage(const std::string &mid) const;
static const QString FilterString ;
// This method will asynchroneously update the data
void updateMessages();
const RsMessageId& currentMessageId() const;
void setMsgReadStatus(const QModelIndex& i, bool read_status);
void setFilter(int column, const QStringList& strings, uint32_t &count) ;
int rowCount(const QModelIndex& parent = QModelIndex()) const override;
int columnCount(const QModelIndex &parent = QModelIndex()) const override;
bool hasChildren(const QModelIndex &parent = QModelIndex()) const override;
QModelIndex index(int row, int column, const QModelIndex & parent = QModelIndex()) const override;
QModelIndex parent(const QModelIndex& child) const override;
Qt::ItemFlags flags(const QModelIndex& index) const override;
QVariant headerData(int section, Qt::Orientation orientation, int role = Qt::DisplayRole) const override;
QVariant data(const QModelIndex &index, int role = Qt::DisplayRole) const override;
bool getMessageData(const QModelIndex& i,Rs::Msgs::MessageInfo& fmpe) const;
void clear() ;
QVariant sizeHintRole (int col) const;
QVariant displayRole (const Rs::Msgs::MsgInfoSummary& fmpe, int col) const;
QVariant decorationRole(const Rs::Msgs::MsgInfoSummary& fmpe, int col) const;
QVariant toolTipRole (const Rs::Msgs::MsgInfoSummary& fmpe, int col) const;
QVariant userRole (const Rs::Msgs::MsgInfoSummary& fmpe, int col) const;
QVariant statusRole (const Rs::Msgs::MsgInfoSummary& fmpe, int col) const;
QVariant authorRole (const Rs::Msgs::MsgInfoSummary& fmpe, int col) const;
QVariant sortRole (const Rs::Msgs::MsgInfoSummary& fmpe, int col) const;
QVariant fontRole (const Rs::Msgs::MsgInfoSummary& fmpe, int col) const;
QVariant filterRole (const Rs::Msgs::MsgInfoSummary& fmpe, int col) const;
QVariant textColorRole (const Rs::Msgs::MsgInfoSummary& fmpe, int col) const;
QVariant backgroundRole(const Rs::Msgs::MsgInfoSummary& fmpe, int col) const;
/*!
* \brief debug_dump
* Dumps the hierarchy of posts in the terminal, to allow checking whether the internal representation is correct.
*/
void debug_dump() const;
signals:
void messagesLoaded(); // emitted after the messages have been set. Can be used to updated the UI.
private:
bool mFilteringEnabled;
void preMods() ;
void postMods() ;
void *getParentRef(void *ref,int& row) const;
void *getChildRef(void *ref,int row) const;
//bool hasIndex(int row,int column,const QModelIndex& parent)const;
int getChildrenCount(void *ref) const;
static bool convertMsgIndexToInternalId(uint32_t entry,quintptr& ref);
static bool convertInternalIdToMsgIndex(quintptr ref,uint32_t& index);
static void computeReputationLevel(uint32_t forum_sign_flags, ForumModelPostEntry& entry);
void update_posts(const RsGxsGroupId &group_id);
uint32_t updateFilterStatus(ForumModelIndex i,int column,const QStringList& strings);
static void generateMissingItem(const RsGxsMessageId &msgId,ForumModelPostEntry& entry);
static ForumModelIndex addEntry(std::vector<ForumModelPostEntry>& posts,const ForumModelPostEntry& entry,ForumModelIndex parent);
void setMessages(const std::list<Rs::Msgs::MsgInfoSummary>& msgs);
QColor mTextColorRead ;
QColor mTextColorUnread ;
QColor mTextColorUnreadChildren;
QColor mTextColorNotSubscribed ;
QColor mTextColorMissing ;
std::vector<Rs::Msgs::MsgInfoSummary> mMessages;
};