author | William Roberts <williamr@symbian.org> |
Thu, 22 Jul 2010 16:32:06 +0100 | |
branch | GCC_SURGE |
changeset 47 | 5b14749788d7 |
parent 27 | e4592d119491 |
parent 44 | 36f374c67aa8 |
permissions | -rw-r--r-- |
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/* |
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* Copyright (c) 2009 Nokia Corporation and/or its subsidiary(-ies). |
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* All rights reserved. |
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* This component and the accompanying materials are made available |
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* under the terms of "Eclipse Public License v1.0" |
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* which accompanies this distribution, and is available |
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* at the URL "http://www.eclipse.org/legal/epl-v10.html". |
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* |
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* Initial Contributors: |
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* Nokia Corporation - initial contribution. |
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* |
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* Contributors: |
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* |
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* Description: |
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* |
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*/ |
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#ifndef CONVERSATIONS_MODEL_H |
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#define CONVERSATIONS_MODEL_H |
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// INCLUDES |
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#include <QObject> |
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#include <QStandardItemModel> |
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#include <ccsdefs.h> |
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#include <sqldb.h> |
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#include <QCache> |
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#include <HbIcon> |
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// FORWARD DECLARATIONS |
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class CCsConversationEntry; |
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class ConversationMsgStoreHandler; |
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class UniDataModelLoader; |
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class UniDataModelPluginInterface; |
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/** |
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* This class implements the model of the model/view framework. |
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* The model holds data for the conversations fetched from the |
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* server. |
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* |
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* Data from server is mapped to UI via Model |
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* |
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*/ |
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class ConversationsModel: public QStandardItemModel |
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{ |
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Q_OBJECT |
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public: |
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/** |
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* Constructor |
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*/ |
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explicit ConversationsModel(ConversationMsgStoreHandler* msgStoreHandler, QObject* parent = 0); |
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/** |
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* Destructor |
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*/ |
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virtual ~ConversationsModel(); |
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/** |
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* Method for mapping the data in the Model to the UI |
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* @param index index for which data needs to be fetched |
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* @param role defined for the data |
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* @return QVariant as the data |
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*/ |
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QVariant data(const QModelIndex& index, int role) const; |
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/** |
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* Add a new row to the conversations model. |
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* Overwrite the row if the message already exists. |
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* @param entry, CCsConversationEntry |
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* @param dynamicUpdate , true if it is a dynamic update event |
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*/ |
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void addRow(const CCsConversationEntry& entry, bool dynamicUpdate = false); |
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/** |
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* Delete a row from conversations model. |
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* @param msgId, Message Id |
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*/ |
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void deleteRow(int msgId); |
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/* |
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* Get SQL DB handle |
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* @param isOpen, set to true if open, check this before using the handle |
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*/ |
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RSqlDatabase& getDBHandle(TBool& isOpen); |
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/* |
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* Clears the pixmap cache & model |
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*/ |
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void clearModel(); |
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void emitConversationViewEmpty(); |
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signals: |
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/* |
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* Signal emitted to retrieve the pixmap icon |
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*/ |
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void retrievePreviewIcon(int msgId, QString& filepath) const; |
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void conversationViewEmpty(); |
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private slots: |
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/* |
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* Slot which handles retrievePreviewIcon signal |
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*/ |
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void updatePreviewIcon(int msgId, QString& filePath); |
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private: |
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/** |
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* Populate an item in model from CCsConversationEntry. |
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* @param item, QStandardItem |
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* @param entry, CCsConversationEntry |
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*/ |
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void populateItem(QStandardItem& item, const CCsConversationEntry& entry); |
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/** |
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* Populate MMS related data into item. |
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* @param item, QStandardItem |
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* @param entry, CCsConversationEntry |
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*/ |
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void handleMMS(QStandardItem& item, const CCsConversationEntry& entry); |
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/** |
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* Populate MMS Notification related data into item. |
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* @param item, QStandardItem |
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* @param entry, CCsConversationEntry |
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*/ |
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void handleMMSNotification(QStandardItem& item, |
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const CCsConversationEntry& entry); |
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/** |
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* Populate BT message related data into item. |
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* @param item, QStandardItem |
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* @param entry, CCsConversationEntry |
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*/ |
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void handleBlueToothMessages(QStandardItem& item, |
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const CCsConversationEntry& entry); |
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/** |
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* Populate Bio message related data into item. |
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* @param item, QStandardItem |
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* @param entry, CCsConversationEntry |
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*/ |
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void handleBioMessages(QStandardItem& item, |
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const CCsConversationEntry& entry); |
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/** |
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* Populates preview icon into the previewicon cache |
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* @param pixmap, QPixmap |
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* @param filePath, filepath to be used if icon is not in Db |
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* @param msgId, key to pixmap in previewicon cache |
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* @param inDb, indicates if icon was available in Db (or) not |
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*/ |
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void setPreviewIcon(QPixmap& pixmap, QString& filePath, int msgId, |
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bool inDb); |
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/** |
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* Get the preview icon item if available in pixmap cache / create |
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* and return the preview icon |
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* @param msgId, key to pixmap in previewicon cache |
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* @param filePath, filepath to be used if icon is not in cache |
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*/ |
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HbIcon* getPreviewIconItem(int msgId, QString& filepath) const; |
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/** |
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* Check if a MMS is forwardable or not |
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* @param messageId, message id |
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* @return true/false |
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*/ |
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bool validateMsgForForward(qint32 messageId); |
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private: |
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/** |
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* Msg Store Handler |
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* Not Own |
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*/ |
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ConversationMsgStoreHandler* mMsgStoreHandler; |
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/** |
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* UniDataModelLoader object |
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* Own |
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*/ |
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UniDataModelLoader* iDataModelPluginLoader; |
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/** |
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* Mms Data model plugin interface |
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* Not Own |
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*/ |
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UniDataModelPluginInterface* iMmsDataPlugin; |
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/** |
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* BioMsg Data model plugin interface |
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* Not Own |
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*/ |
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UniDataModelPluginInterface* iBioMsgPlugin; |
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/* |
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* SQL DB handle |
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*/ |
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RSqlDatabase iSqlDb; |
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/* |
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* DB open. |
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*/ |
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TBool iSqlDbOpen; |
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/* |
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* preview-icon cache |
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*/ |
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QCache<int, HbIcon> previewIconCache; |
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}; |
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#endif // CONVERSATIONS_MODEL_H |