--- /dev/null Thu Jan 01 00:00:00 1970 +0000
+++ b/messagingapp/msgui/appengine/inc/conversationsmodel.h Tue Aug 31 15:11:31 2010 +0300
@@ -0,0 +1,225 @@
+/*
+ * Copyright (c) 2009 Nokia Corporation and/or its subsidiary(-ies).
+ * All rights reserved.
+ * This component and the accompanying materials are made available
+ * under the terms of "Eclipse Public License v1.0"
+ * which accompanies this distribution, and is available
+ * at the URL "http://www.eclipse.org/legal/epl-v10.html".
+ *
+ * Initial Contributors:
+ * Nokia Corporation - initial contribution.
+ *
+ * Contributors:
+ *
+ * Description:
+ *
+ */
+
+#ifndef CONVERSATIONS_MODEL_H
+#define CONVERSATIONS_MODEL_H
+
+// INCLUDES
+#include <QObject>
+#include <QStandardItemModel>
+#include <ccsdefs.h>
+#include <sqldb.h>
+#include <QCache>
+#include <HbIcon>
+
+// FORWARD DECLARATIONS
+class CCsConversationEntry;
+class ConversationMsgStoreHandler;
+class UniDataModelLoader;
+class UniDataModelPluginInterface;
+
+/**
+ * This class implements the model of the model/view framework.
+ * The model holds data for the conversations fetched from the
+ * server.
+ *
+ * Data from server is mapped to UI via Model
+ *
+ */
+
+class ConversationsModel: public QStandardItemModel
+{
+Q_OBJECT
+
+public:
+
+ /**
+ * Constructor
+ */
+ explicit ConversationsModel(ConversationMsgStoreHandler* msgStoreHandler, QObject* parent = 0);
+
+ /**
+ * Destructor
+ */
+ virtual ~ConversationsModel();
+
+ /**
+ * Method for mapping the data in the Model to the UI
+ * @param index index for which data needs to be fetched
+ * @param role defined for the data
+ * @return QVariant as the data
+ */
+ QVariant data(const QModelIndex& index, int role) const;
+
+ /**
+ * Add a new row to the conversations model.
+ * Overwrite the row if the message already exists.
+ * @param entry, CCsConversationEntry
+ * @param dynamicUpdate , true if it is a dynamic update event
+ */
+ void addRow(const CCsConversationEntry& entry, bool dynamicUpdate = false);
+
+ /**
+ * Delete a row from conversations model.
+ * @param msgId, Message Id
+ */
+ void deleteRow(int msgId);
+
+ /*
+ * Get SQL DB handle
+ * @param isOpen, set to true if open, check this before using the handle
+ */
+ RSqlDatabase& getDBHandle(TBool& isOpen);
+
+ /*
+ * Clears the pixmap cache & model
+ */
+ void clearModel();
+
+ void emitConversationViewEmpty();
+
+signals:
+
+ /*
+ * Signal emitted to retrieve the pixmap icon
+ */
+ void retrievePreviewIcon(int msgId, QString& filepath) const;
+
+ void conversationViewEmpty();
+
+private slots:
+
+ /*
+ * Slot which handles retrievePreviewIcon signal
+ */
+ void updatePreviewIcon(int msgId, QString& filePath);
+
+private:
+
+ /**
+ * Populate an item in model from CCsConversationEntry.
+ * @param item, QStandardItem
+ * @param entry, CCsConversationEntry
+ */
+ void populateItem(QStandardItem& item, const CCsConversationEntry& entry);
+
+ /**
+ * Populate MMS related data into item.
+ * @param item, QStandardItem
+ * @param entry, CCsConversationEntry
+ */
+ void handleMMS(QStandardItem& item, const CCsConversationEntry& entry);
+
+ /**
+ * Populate MMS Notification related data into item.
+ * @param item, QStandardItem
+ * @param entry, CCsConversationEntry
+ */
+ void handleMMSNotification(QStandardItem& item,
+ const CCsConversationEntry& entry);
+
+ /**
+ * Populate BT message related data into item.
+ * @param item, QStandardItem
+ * @param entry, CCsConversationEntry
+ */
+ void handleBlueToothMessages(QStandardItem& item,
+ const CCsConversationEntry& entry);
+
+ /**
+ * Populate Bio message related data into item.
+ * @param item, QStandardItem
+ * @param entry, CCsConversationEntry
+ */
+ void handleBioMessages(QStandardItem& item,
+ const CCsConversationEntry& entry);
+
+ /**
+ * Populates preview icon into the previewicon cache
+ * @param pixmap, QPixmap
+ * @param filePath, filepath to be used if icon is not in Db
+ * @param msgId, key to pixmap in previewicon cache
+ * @param inDb, indicates if icon was available in Db (or) not
+ */
+ void setPreviewIcon(QPixmap& pixmap, QString& filePath, int msgId,
+ bool inDb);
+
+ /**
+ * Get the preview icon item if available in pixmap cache / create
+ * and return the preview icon
+ * @param msgId, key to pixmap in previewicon cache
+ * @param filePath, filepath to be used if icon is not in cache
+ */
+ HbIcon* getPreviewIconItem(int msgId, QString& filepath) const;
+
+ /**
+ * Check if a MMS is forwardable or not
+ * @param messageId, message id
+ * @return true/false
+ */
+ bool validateMsgForForward(qint32 messageId);
+
+ /*
+ * Handle Vcard messages
+ * @param item, QStandardItem
+ * @param msgId
+ */
+ void handleVCard(QStandardItem& item, int msgId);
+
+private:
+
+ /**
+ * Msg Store Handler
+ * Not Own
+ */
+ ConversationMsgStoreHandler* mMsgStoreHandler;
+
+ /**
+ * UniDataModelLoader object
+ * Own
+ */
+ UniDataModelLoader* iDataModelPluginLoader;
+
+ /**
+ * Mms Data model plugin interface
+ * Not Own
+ */
+ UniDataModelPluginInterface* iMmsDataPlugin;
+
+ /**
+ * BioMsg Data model plugin interface
+ * Not Own
+ */
+ UniDataModelPluginInterface* iBioMsgPlugin;
+
+ /*
+ * SQL DB handle
+ */
+ RSqlDatabase iSqlDb;
+
+ /*
+ * DB open.
+ */
+ TBool iSqlDbOpen;
+
+ /*
+ * preview-icon cache
+ */
+ QCache<int, HbIcon> previewIconCache;
+};
+
+#endif // CONVERSATIONS_MODEL_H