kexi

kexidatatableview.cpp

00001 /* This file is part of the KDE project
00002    Copyright (C) 2003   Lucijan Busch <lucijan@kde.org>
00003    Copyright (C) 2003   Joseph Wenninger <jowenn@kde.org>
00004    Copyright (C) 2003-2004 Jaroslaw Staniek <js@iidea.pl>
00005 
00006    This program is free software; you can redistribute it and/or
00007    modify it under the terms of the GNU Library General Public
00008    License as published by the Free Software Foundation; either
00009    version 2 of the License, or (at your option) any later version.
00010 
00011    This program is distributed in the hope that it will be useful,
00012    but WITHOUT ANY WARRANTY; without even the implied warranty of
00013    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
00014    Library General Public License for more details.
00015 
00016    You should have received a copy of the GNU Library General Public License
00017    along with this program; see the file COPYING.  If not, write to
00018    the Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor,
00019  * Boston, MA 02110-1301, USA.
00020  */
00021 
00022 #include <qtimer.h>
00023 #include <qapplication.h>
00024 
00025 #include <kmessagebox.h>
00026 #include <klocale.h>
00027 #include <kdebug.h>
00028 #include <kaction.h>
00029 
00030 #include <kexidb/connection.h>
00031 #include <kexidb/cursor.h>
00032 
00033 #include "kexidatatableview.h"
00034 
00035 
00036 KexiDataTableView::KexiDataTableView(QWidget *parent, const char *name)
00037  : KexiTableView(0, parent, name)
00038 {
00039     init();
00040 }
00041 
00042 KexiDataTableView::KexiDataTableView(QWidget *parent, const char *name, KexiDB::Cursor *cursor)
00043  : KexiTableView(0, parent, name)
00044 {
00045     init();
00046     setData(cursor);
00047 }
00048 
00049 KexiDataTableView::~KexiDataTableView()
00050 {
00051 }
00052 
00053 void
00054 KexiDataTableView::init()
00055 {
00056     m_cursor = 0;
00057 
00058 //  m_maxRecord = 0;
00059 //  m_records = 0;
00060 //  m_first = false;
00061 
00062 //  connect(this, SIGNAL(contentsMoving(int, int)), this, SLOT(slotMoving(int)));
00063 //  connect(verticalScrollBar(), SIGNAL(sliderMoved(int)), this, SLOT(slotMoving(int)));
00064 }
00065 
00066 /*void KexiDataTableView::initActions(KActionCollection *col)
00067 {
00068     KexiTableView::initActions(col);
00069     new KAction(i18n("Filter"), "filter", 0, this, SLOT(filter()), col, "tablepart_filter");
00070 }*/
00071 
00072 bool KexiDataTableView::setData(KexiDB::Cursor *cursor)
00073 {
00074 //js    if (!m_first)
00075 //js        clearColumns();
00076     if (!cursor) {
00077         clearColumns();
00078         m_cursor = 0;
00079         return true;
00080     }
00081     if (cursor!=m_cursor) {
00082         clearColumns();
00083     }
00084     m_cursor = cursor;
00085 
00086     if (!m_cursor->query()) {
00087         kdDebug() << "KexiDataTableView::setData(): WARNING: cursor should have query schema defined!\n--aborting setData()." << endl;
00088         m_cursor->debug();
00089         clearColumns();
00090         return false;
00091     }
00092 
00093     if (m_cursor->fieldCount()<1) {
00094         clearColumns();
00095         return true;
00096     }
00097 
00098     if (!m_cursor->isOpened() && !m_cursor->open()) {
00099         kdDebug() << "KexiDataTableView::setData(): WARNING: cannot open cursor\n--aborting setData()." << endl;
00100         m_cursor->debug();
00101         clearColumns();
00102         return false;
00103     }
00104 
00105     KexiTableViewData *tv_data = new KexiTableViewData(m_cursor);
00106 
00107     QString caption = m_cursor->query()->caption();
00108     if (caption.isEmpty())
00109         caption = m_cursor->query()->name();
00110 
00111     setCaption( caption );
00112 
00113     //PRIMITIVE!! data setting:
00114     tv_data->preloadAllRows();
00115 
00116     KexiTableView::setData(tv_data);
00117     return true;
00118 }
00119 
00120 #include "kexidatatableview.moc"
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