FrontWidget.h

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/*     -*-C++-*- -*-coding: utf-8-unix;-*-
    Classified Ads is Copyright (c) Antti Järvinen 2013.

    This file is part of Classified Ads.

    Classified Ads is free software; you can redistribute it and/or
    modify it under the terms of the GNU Lesser General Public
    License as published by the Free Software Foundation; either
    version 2.1 of the License, or (at your option) any later version.

    Classified Ads 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
    Lesser General Public License for more details.

    You should have received a copy of the GNU Lesser General Public
    License along with Classified Ads; if not, write to the Free Software
    Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
*/

#ifndef FRONT_H
#define FRONT_H
#include <QtGui>
#include <QGraphicsScene>
#include <QGraphicsTextItem>
#include <QGraphicsSimpleTextItem>
#include "ui_frontWidget.h"
#include "controller.h"
#include "datamodel/calistingmodel.h"
#include "datamodel/ca.h"
#include "datamodel/privmsgsearchmodel.h"
#include "datamodel/privmsg.h"
#include <QHeaderView>
#include "datamodel/contactlistingmodel.h"
#include "datamodel/profilecommentlistingmodel.h"
#include "net/voicecallengine.h" // for VoiceCallEngine::CallState

class Profile ;
class BinaryFileListingModel ;
class QShortcut ;
class ProfileCommentModel ;

class FrontWidget: public QWidget {
    Q_OBJECT

public:
    FrontWidget(Controller* aController,QMainWindow& aParent ) ;
    ~FrontWidget() ;
    void showDetailsOfProfile(const Hash& aFingerPrint) ;
    void showClassifiedAd(const CA& ca) ;
    void showSingleCommentOfProfile(const Hash aCommentFingerPrint) ;
    static void fillCaSelectionCombobox(QComboBox& aComboBox,
                                        bool isAboutComboBox,
                                        MController& aController) ;
    static QString selectedClassification(const QComboBox& aAboutCombo,
                                          const QComboBox& aRegardingCombo,
                                          const QComboBox& aWhereCombo,
                                          const MController& aController) ;
    void receiveNotifyOfContentReceived(const Hash& aHashOfContent,
                                        const ProtocolItemType aTypeOfReceivdContent) ;
    void receiveNotifyOfContentReceived(const Hash& aHashOfContent,
                                        const Hash& aHashOfClassificationOrDestination,
                                        const ProtocolItemType aTypeOfReceivdContent) ;
    QVariant contactDataOfSelectedProfile() ;
    QList<Hash> trustListOfSelectedProfile() const ;
    void setContactDataOfSelectedProfile(const QVariantList& aContacts) ;
    bool isContactInContactList(const Hash& aFingerPrint) const ;
    Profile *selectedProfile() const {
        return iSelectedProfile ;
    }
    void openBinaryFile(const Hash& aFingerPrint,
                        bool aUseViewedProfileNodeAsNetreqDest = false ) ;
public slots:
    virtual void publishProfileButtonClicked() ; 
    virtual void revertProfileButtonClicked() ;
    virtual void profileImageClicked() ;
    virtual void profileReadersClicked() ;
    virtual void profileEdited(const QString& aNewText) ;
    virtual void isPrivateSettingChanged(int aState) ;
    virtual void userProfileSelected(const Hash& aProfile) ;
    virtual void fileToBeSharedAdded() ;
    virtual void fileToBeSharedRemoved() ;
    virtual void exportSharedFile() ;
    virtual void viewSharedFileInfo() ; 
    virtual void copySharedFileHash() ;
    virtual void editNewSharedFile() ;
    virtual void profileSendMsgButtonClicked() ;
    virtual void profileShowReadersButtonClicked() ;
    virtual void profileSendCommentButtonClicked() ;
    virtual void caTabAboutComboChanged(int aNewIndex) ;
    virtual void caTabConcernsComboChanged(int aNewIndex) ;
    virtual void caTabWhereComboChanged(int aNewIndex) ;
    // slots for buttons at bottom of "classified ads" ta
    virtual void replyToCaButtonClicked() ;
    virtual void replyToCaToForumButtonClicked() ;
    virtual void commentCaPosterProfile() ;
    virtual void viewCaPosterProfile() ;
    virtual void viewCaAttachments() ;
    virtual void postNewClassifiedAd() ;
    virtual void performAdsSearchClicked() ; 
    virtual void CAselectionChangedSlot(const QItemSelection &, const QItemSelection &) ;
    virtual void privMsgselectionChangedSlot(const QItemSelection &, const QItemSelection &) ;
    virtual void contactsSelectionChangedSlot(const QItemSelection &, const QItemSelection &) ;
    virtual void replyToPrivMsgButtonClicked() ; 
    virtual void commentPrivMsgPosterProfile() ; 
    virtual void viewPrivMsgPosterProfile() ; 
    virtual void postNewPrivateMessage() ;
    virtual void viewPrivMsgAttachments() ;
    virtual void addMessageSenderToContacts() ;
    virtual void addCaSenderToContacts() ;
    // slots related to contacts-tab
    virtual void addContactButtonClicked() ; 
    virtual void addContactFromContactViewButtonClicked() ;
    virtual void removeContactButtonClicked() ; 
    virtual void viewContactProfileButtonClicked() ; 
    virtual void sendMsgToContactButtonClicked() ; 
    virtual void editContactActionSelected() ; 
    virtual void ownProfileCommentselectionChangedSlot(const QItemSelection &, const QItemSelection &) ;
    virtual void viewedProfileCommentselectionChangedSlot(const QItemSelection &, const QItemSelection &) ;
    virtual void viewedProfileCommentDoubleClicked(const QModelIndex &aSelection) ;
    virtual void viewedProfileCommentKeyPressed() ;
    virtual void ownProfileCommentDoubleClicked(const QModelIndex &aSelection) ;
    virtual void linkActivated ( const QString &aLink ) ;
    virtual void ownBinaryFileSelectionChangedSlot(const QModelIndex &aItem, const QModelIndex &aPreviousItem) ;
    virtual void viewedBinaryFileSelectionChangedSlot(const QModelIndex &aItem, const QModelIndex &aPreviousItem) ;
    void updateFileSelectionActions() ;
    void nodeConnectionAttemptStatus(Connection::ConnectionState aStatus,
                                     const Hash aHashOfAttemptedNode );
    void voiceCallButtonPressed() ; 
    void callStateChanged(quint32 aCallId, 
                          VoiceCallEngine::CallState aState) ; 
signals:
    void error(MController::CAErrorSituation aError,
               const QString& aExplanation) ;
    void displayedCaChanged() ;
    void displayedPrivMsgChanged() ;
private:
    void updateUiFromSelectedProfile() ;
    void setUpSelectedProfileFileListingModel() ;
    void setupClassifiedAdsTab() ;
    void setupPrivateMessagesTab() ;
    void setupContactsTab() ;
    void selectClassification(QString aNameOfClassification) ;
    void updateUiFromViewedProfile() ;
    void activateProfileCommentDisplay(ProfileCommentListingModel* aListingModel,
                                       ProfileCommentModel& aCommentModel,
                                       const Hash& aInitialComment,
                                       const Hash& aViewedProfile ) ;
private: // methods
    void setCaDocumentSize() ;
    void setPrivMsgSize() ;
    void doShowFileMetadata(const Hash& aBinaryFileFingerPrint) ;
    void setVoiceCallButtonStatus() ;
private:
    Ui::frontWidget ui ;
    Controller* iController ;
    QMainWindow& iParent ;
    Profile *iSelectedProfile ; 
    Profile *iViewedProfile ; 
    QAction* iAddSharedFileAction ; 
    QAction* iRemoveSharedFileAction ; 
    QAction* iExportSharedFileAction ; 
    QAction* iViewSharedFileInfoAction ; 
    QAction* iCopySharedFileHashAction ; 
    QAction* iEditNewSharedFileAction ; 
    BinaryFileListingModel* iSelectedProfileFileListingModel ;
    BinaryFileListingModel* iViewedProfileFileListingModel ;
    QPushButton* iReplyToCaButton ;
    QPushButton* iReplyToCaToForumButton ;
    QPushButton* iNewCaButton ;
    QPushButton* iCommentCaPosterButton ;
    QPushButton* iViewCaPosterProfileButton ;
    QPushButton* iViewCaAttachmentsButton ;
    QAction* iAddToContactsFromCaList ;
    CAListingModel iCaListingModel ; 
    QGraphicsScene iCaScene ; 
    QGraphicsTextItem iCaText ; 
    CA iCaOnDisplay ; 
    QGraphicsSimpleTextItem iFromField ;
    QGraphicsSimpleTextItem iSubjectField ;
    const QPoint iArticleTopLeft ;
    // private message tab related variables
    PrivateMessageSearchModel iPrivMsgSearchModel ;
    PrivMessage iPrivMsgOnDisplay ;
    QGraphicsScene iPrivMsgScene ; 
    QGraphicsTextItem iPrivMsgText ; 
    QGraphicsSimpleTextItem iPrivMsgFromField ;
    QGraphicsSimpleTextItem iPrivMsgSubjectField ;
    const QPoint iPrivMsgTopLeft ;
    QPushButton* iReplyToPrivMsgButton;
    QPushButton* iNewPrivMsgButton ;
    QPushButton* iCommentPrivMsgPosterButton;
    QPushButton* iViewPrivMsgPosterProfileButton;
    QPushButton* iViewPrivMsgAttachmentsButton ;
    QAction* iAddToContactsFromMsgList ;
    // variables related to contacts-list
    ContactListingModel iContactsModel ;
    Hash iSelectedContact ;
    QAction* iEditContactAction ;
    // variables related to profile-comment display
    ProfileCommentListingModel iSelectedProfileCommentListingModel ;
    ProfileCommentListingModel iViewedProfileCommentListingModel ;
    Hash iSelectedCommentFromOwnCommentListing ;
    Hash iSelectedCommentFromViewedCommentListing ;
    QShortcut* iProfileListingKeyboardGrabber ;
    bool iWindowSizeAdjusted ;
    Hash iSelectedOwnBinaryFile ;
    Hash iSelectedViewedProfileBinaryfile ;
} ;
#endif