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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 <QGridLayout>
#include <QDebug>
#include <QLabel>
#include <QLineEdit>
#include <QPushButton>
#include "commands.h"
#include "columnlist.h"
#include "columnlistview.h"
#include "databasetable.h"
#include "databasetableproperties.h"
#include "diagramdocument.h"
#include "utils/colorpicker/qtcolorpicker.h"
class DatabaseTableProperties::PrivateData
{
public:
PrivateData()
{}
QLineEdit *nameEdit;
ColumnListView *columnListView;
QPushButton *addColumnButton;
QPushButton *removeColumnButton;
QPushButton *moveColumnUpButton;
QPushButton *moveColumnDownButton;
QtColorPicker *colorPicker;
bool ignoreUpdates;
};
DatabaseTableProperties::DatabaseTableProperties(QWidget *parent)
: DiagramItemProperties(parent), d(new PrivateData)
{
d->ignoreUpdates = false;
addPage(tr("&Table"), createTablePage());
addPage(tr("&Columns"), createColumnsPage());
}
DatabaseTable *
DatabaseTableProperties::currentTable()
{
return static_cast<DatabaseTable *>(currentItem());
}
QWidget *
DatabaseTableProperties::createTablePage()
{
QWidget *page = new QWidget(this);
QGridLayout *layout = new QGridLayout(page);
d->nameEdit = new QLineEdit(page);
connect(d->nameEdit, SIGNAL(textEdited(const QString &)), SLOT(setTableName(const QString &)));
layout->addWidget(new QLabel(tr("Name:"), page), 0, 0);
layout->addWidget(d->nameEdit, 0, 1);
d->colorPicker = new QtColorPicker(page);
d->colorPicker->insertColor(Qt::white, tr("White"));
d->colorPicker->insertColor(QColor("#AAAAAA"), tr("Gray"));
d->colorPicker->insertColor(QColor("#777777"), tr("Gray"));
d->colorPicker->insertColor(QColor("#333333"), tr("Gray"));
d->colorPicker->insertColor(QColor("#FFCCCC"), tr("Red"));
d->colorPicker->insertColor(QColor("#CC9900"), tr("Brown"));
d->colorPicker->insertColor(QColor("#FFCCFF"), tr("Pink"));
d->colorPicker->insertColor(QColor("#FFFFCC"), tr("Yellow"));
d->colorPicker->insertColor(QColor("#CCFFCC"), tr("Green"));
d->colorPicker->insertColor(QColor("#CCECFF"), tr("Blue"));
connect(d->colorPicker, SIGNAL(colorChanged(const QColor &)), SLOT(setTableColor(const QColor &)));
layout->addWidget(new QLabel(tr("Color:"), page), 1, 0);
QHBoxLayout *hbox = new QHBoxLayout();
hbox->addWidget(d->colorPicker);
hbox->addStretch();
layout->addLayout(hbox, 1, 1);
layout->addItem(new QSpacerItem(0, 0, QSizePolicy::Minimum, QSizePolicy::Expanding), 2, 0, 2, 2);
return page;
}
QWidget *
DatabaseTableProperties::createColumnsPage()
{
QWidget *page = new QWidget(this);
QGridLayout *layout = new QGridLayout(page);
d->columnListView = new ColumnListView(page);
layout->addWidget(d->columnListView, 0, 0, 5, 1);
connect(d->columnListView->selectionModel(),
SIGNAL(selectionChanged(const QItemSelection &, const QItemSelection &)),
SLOT(updateColumnSelection()));
d->addColumnButton = new QPushButton(tr("&Add"), page);
d->removeColumnButton = new QPushButton(tr("&Remove"), page);
d->moveColumnUpButton = new QPushButton(tr("Move &Up"), page);
d->moveColumnDownButton = new QPushButton(tr("Move &Down"), page);
layout->addWidget(d->addColumnButton, 0, 1);
layout->addWidget(d->removeColumnButton, 1, 1);
layout->addWidget(d->moveColumnUpButton, 2, 1);
layout->addWidget(d->moveColumnDownButton, 3, 1);
layout->addItem(new QSpacerItem(0, 0, QSizePolicy::Minimum, QSizePolicy::Expanding), 4, 1, 1, 1);
connect(d->addColumnButton, SIGNAL(clicked()), d->columnListView, SLOT(addColumn()));
connect(d->removeColumnButton, SIGNAL(clicked()), d->columnListView, SLOT(removeColumn()));
connect(d->moveColumnUpButton, SIGNAL(clicked()), d->columnListView, SLOT(moveColumnUp()));
connect(d->moveColumnDownButton, SIGNAL(clicked()), d->columnListView, SLOT(moveColumnDown()));
return page;
}
void
DatabaseTableProperties::switchCurrentItem(DiagramItem *oldItem, DiagramItem *)
{
if (oldItem)
disconnect(oldItem, 0, this, 0);
DatabaseTable *table = currentTable();
if (table) {
d->nameEdit->setText(table->name());
d->colorPicker->blockSignals(true);
d->colorPicker->setCurrentColor(table->color());
d->colorPicker->blockSignals(false);
d->columnListView->setColumnList(table->columnList());
connect(table, SIGNAL(propertyChanged(const QString &, const QVariant &)), SLOT(updateProperty(const QString &, const QVariant &)));
}
else {
d->nameEdit->clear();
d->columnListView->setColumnList(NULL);
}
updateColumnSelection();
}
void
DatabaseTableProperties::updateProperty(const QString &name, const QVariant &value)
{
if (d->ignoreUpdates)
return;
if (name == "name") {
d->nameEdit->setText(value.toString());
}
else if (name == "color") {
d->colorPicker->setCurrentColor(qVariantValue<QColor>(value));
}
}
void
DatabaseTableProperties::setTableName(const QString &name)
{
DatabaseTable *table = currentTable();
d->ignoreUpdates = true;
table->document()->undoStack()->push(new SetObjectPropertyCommand(table, "name", name));
d->ignoreUpdates = false;
}
void
DatabaseTableProperties::setTableColor(const QColor &color)
{
DatabaseTable *table = currentTable();
d->ignoreUpdates = true;
table->document()->undoStack()->push(new SetObjectPropertyCommand(table, "color", color));
d->ignoreUpdates = false;
}
void
DatabaseTableProperties::updateColumnSelection()
{
QList<int> columns = d->columnListView->selectedColumns();
if (columns.isEmpty()) {
d->removeColumnButton->setEnabled(false);
d->moveColumnUpButton->setEnabled(false);
d->moveColumnDownButton->setEnabled(false);
}
else {
int index = columns[0];
int lastIndex = currentTable()->columnList()->columnCount() - 1;
d->removeColumnButton->setEnabled(index >= 0 && index <= lastIndex);
d->moveColumnUpButton->setEnabled(index > 0);
d->moveColumnDownButton->setEnabled(index < lastIndex);
}
}
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