journal.cpp

Go to the documentation of this file.

/***************************************************************************
 *                                                                         *
 *   journal.cpp                                                                   *
 *                                                                         *
 *   This program is free software; you can redistribute it and/or modify  *
 *   it under the terms of the GNU General Public License as published by  *
 *   the Free Software Foundation; either version 2 of the License, or     *
 *   (at your option) any later version.                                   *
 *                                                                         *
 *   Read the file COPYING for details.                                    *
 *                                                                         *
 *   copyright: (C) 2003 by Jan Mueller                                    *
 *   email: janmueller7@hotmail.com                                        *
 *                                                                         *
 ***************************************************************************/

#include "journal.h"
#include "liturl.h"
#include <qlayout.h>
#include <qtoolbar.h>
#include <qaction.h>
#include <qpixmap.h>
#include <qmessagebox.h>
#include <qlineedit.h>
#include <qlabel.h>
#include <qapplication.h>
#include <qsqldatabase.h>
#include <qsqlcursor.h>
#include <qevent.h>
#include <qsettings.h>
#include "error.h"
#include "global.h"
#include "mainwindowimpl.h"
#include "selectitem.h"
#include "linklistbox.h"
#include "filllinklistbox.h"
#include "qpushbutton.h"

Journal::Journal(LitUrl url, QObject *receiver, QString slot, MainWindow *parent, const char *name): ReadWriteFormBase(url, receiver, slot, parent, name) {    
    journalform=new JournalForm(this, "journalform");
    QHBoxLayout *l=new QHBoxLayout(this);
    l->addWidget(journalform);
    connect(journalform->choosePublisher, SIGNAL(clicked()), this, SLOT(choosePublisher()));
    QSettings settings;
    QString backgr = settings.readEntry(QString("/literature/backgr_")+name, "");
    if(!backgr.isEmpty()) journalform->setErasePixmap(QPixmap(backgr));

    setData();
}


Journal::~Journal() {
    write();
}

bool Journal::setData()
{
    try {
        ReadWriteFormBase::setData();
        LitUrl u=url();
        setWorkingGui(true);
        
        form.clear();
        formcursor.clear();
        formcursor.setMode(QSqlCursor::Writable);
        formcursor.setName("journal");
        if(!formcursor.select(u.query()))
            throw(Error(formcursor.lastError()));
        if(formcursor.size()!=1) throw Error("Invalid Record!");
        formcursor.first();
        form.setRecord(formcursor.primeUpdate());
        form.insert(journalform->jname, "name");        
        form.insert(journalform->modified, "modified");
        form.insert(journalform->created, "created");
        form.readFields();

        QString publisher=formcursor.value("publisher_no").toString();
        QSqlQuery query;
        query.exec("select publisher.name from publisher where no="+publisher);
        if(query.first())
          journalform->pname->setText(query.value(0).toString());

        journalform->publications->clear();
        fillpubl=new FillLinkListBox(this, "journalpublfllb", journalform->publications, "select publication.no, publication.title from publication where publication.journal_no="+no(url())+" order by publication.title desc", "publication/publication", loadPixmap("showpubl"));
        fillpubl->start();
        threads.append(fillpubl);

        waitForThreads();
        setValid(true);
    } catch(Error &e) {
        setValid(false);
        setReadonlyGui(true);
        QMessageBox::warning(this, "Error", e.message());
        return false;
    }
    setValid(true);
    return true;
}

void Journal::setWorkingGui(bool work) {
             ReadWriteFormBase::setInvalidGui(work);
 }

void Journal::setReadonlyGui(bool ro) {
    ReadWriteFormBase::setReadonlyGui(ro);
}

void Journal::setInvalidGui(bool inv) {
    ReadWriteFormBase::setInvalidGui(inv);      
    setWorkingGui(false);
    setReadonlyGui(inv);
}

void Journal::choosePublisher() {
  SelectItem *s=new SelectItem(this, "selpublisher");
  Q_ASSERT(s);
  s->setData("publisher/publisher", "select no, name from publisher order by name");
  if(s->exec()==QDialog::Accepted) {
    /*
    QSqlRecord *rec=formcursor.primeUpdate();
    rec->setValue("publisher_no", no(s->url()));
    */

    QSqlQuery query("update journal set publisher_no="+no(s->url())+" where no="+no(url()));
    journalform->pname->setText(s->text());
  }
}

---