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// Copyright (C) 2008 Lukas Lalinsky
//
// 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.
//
// This program 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 General Public License for more details.
//
// You should have received a copy of the GNU General Public License along
// with this program; if not, write to the Free Software Foundation, Inc.,
// 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
#include "tableproperties.h"
#include "databasetable.h"
#include "mainwindow.h"
#include "commands.h"
#include "column.h"
#include <QCheckBox>
#include <QDebug>
TableProperties::TableProperties(MainWindow *window, QWidget *parent)
: QWidget(parent), m_window(window), m_table(0)
{
ui.setupUi(this);
setTable(0);
connect(ui.nameEdit,
SIGNAL(textEdited(const QString &)),
SLOT(setSelectedTableName(const QString &)));
connect(ui.addColumnButton, SIGNAL(clicked()), ui.columnsWidget, SLOT(addColumn()));
connect(ui.removeColumnButton, SIGNAL(clicked()), ui.columnsWidget, SLOT(removeColumn()));
connect(ui.moveColumnUpButton, SIGNAL(clicked()), ui.columnsWidget, SLOT(moveColumnUp()));
connect(ui.moveColumnDownButton, SIGNAL(clicked()), ui.columnsWidget, SLOT(moveColumnDown()));
connect(ui.columnsWidget->selectionModel(),
SIGNAL(selectionChanged(const QItemSelection &, const QItemSelection &)),
SLOT(updateColumnSelection()));
}
void
TableProperties::setSelectedTableName(const QString &name)
{
if (m_table) {
m_window->currentUndoStack()->push(new SetObjectPropertyCommand(m_table, "name", name));
}
}
void
TableProperties::setTable(DatabaseTable *table)
{
// Disconnect all connections from the previous table
if (m_table) {
disconnect(m_table, 0, this, 0);
}
m_table = NULL;
if (table == NULL) {
setEnabled(false);
ui.nameEdit->clear();
ui.columnsWidget->setColumnList(0);
}
else {
setEnabled(true);
ui.nameEdit->setText(table->name());
ui.columnsWidget->setColumnList(table->columnList());
connect(table, SIGNAL(propertyChanged(const QString &, const QVariant &)), SLOT(updateProperty(const QString &, const QVariant &)));
}
m_table = table;
updateColumnSelection();
}
void
TableProperties::updateProperty(const QString &name, const QVariant &value)
{
if (name == "name") {
ui.nameEdit->setText(value.toString());
}
}
void
TableProperties::updateColumnSelection()
{
QList<int> columns = ui.columnsWidget->selectedColumns();
if (columns.isEmpty()) {
ui.removeColumnButton->setEnabled(false);
ui.moveColumnUpButton->setEnabled(false);
ui.moveColumnDownButton->setEnabled(false);
}
else {
int index = columns[0];
ui.removeColumnButton->setEnabled(true);
ui.moveColumnUpButton->setEnabled(index > 0);
ui.moveColumnDownButton->setEnabled(index + 1 < m_table->columnList()->columnCount());
}
}
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