/*

 * Hedgewars, a free turn based strategy game

 * Copyright (c) 2004-2012 Andrey Korotaev <unC0Rr@gmail.com>

 *

 * 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; version 2 of the License

 *

 * 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., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA

 */

#include <QDialog>

#include <QVBoxLayout>

#include <QScrollArea>

#include <QPushButton>

#include <QToolButton>

#include <QWidgetItem>

#include <QModelIndex>

#include <QLabel>

#include "flowlayout.h"

#include "themeprompt.h"

ThemePrompt::ThemePrompt(QWidget* parent) : QDialog(parent)

{

	setModal(true);

	setWindowFlags(Qt::Sheet);

	setWindowModality(Qt::WindowModal);

	setMinimumSize(550, 430);

	resize(550, 430);

	setSizePolicy(QSizePolicy::Minimum, QSizePolicy::Minimum);

	// Grid

	QVBoxLayout * dialogLayout = new QVBoxLayout(this);

	dialogLayout->setSpacing(0);

	// Help/prompt message at top

	QLabel * lblDesc = new QLabel(tr("Select a theme for this map"));

    lblDesc->setStyleSheet("color: #130F2A; background: #F6CB1C; border: solid 4px #F6CB1C; border-top-left-radius: 10px; border-top-right-radius: 10px; padding: auto 20px;");

    lblDesc->setSizePolicy(QSizePolicy::Expanding, QSizePolicy::Fixed);

    lblDesc->setFixedHeight(24);

    lblDesc->setMinimumWidth(0);

	// Scroll area and container for theme icons

	QWidget * themesContainer = new QWidget();

	FlowLayout * themesGrid = new FlowLayout();

	themesContainer->setLayout(themesGrid);

	QScrollArea * scrollArea = new QScrollArea();

    scrollArea->setVerticalScrollBarPolicy(Qt::ScrollBarAsNeeded);

    scrollArea->setObjectName("scrollArea");

    scrollArea->setStyleSheet("QScrollBar, #scrollArea { background-color: #130F2A; } #scrollArea { border-color: #F6CB1C; border-width: 3px; border-top-width: 0; border-style: solid; border-bottom-left-radius: 10px; border-bottom-right-radius: 10px; }");

    scrollArea->setWidgetResizable(true);

    scrollArea->setFrameShape(QFrame::NoFrame);

    scrollArea->setWidget(themesContainer);

	// Cancel button (closes dialog)

	QPushButton * btnCancel = new QPushButton(tr("Cancel"));

	btnCancel->setStyleSheet("padding: 5px; margin-top: 10px;");

	connect(btnCancel, SIGNAL(clicked()), this, SLOT(reject()));

	// Add elements to layouts

	dialogLayout->addWidget(lblDesc, 0);

	dialogLayout->addWidget(scrollArea, 1);

	dialogLayout->addWidget(btnCancel, 0, Qt::AlignLeft);

	// Tooltip label for theme name

	lblToolTip = new QLabel(this);

	// Add theme buttons

	ThemeModel * themes = DataManager::instance().themeModel();

	for (int i = 0; i < themes->rowCount(); i++)

	{

		QModelIndex index = themes->index(i, 0);

		QToolButton * btn = new QToolButton();

		btn->setToolButtonStyle(Qt::ToolButtonTextUnderIcon);

		btn->setIcon(qVariantValue<QIcon>(themes->data(index, Qt::UserRole)));

		btn->setText(themes->data(index, Qt::DisplayRole).toString());

		btn->setIconSize(QSize(60, 60));

		btn->setProperty("themeID", QVariant(i));

		btn->setStyleSheet("padding: 2px;");

		connect(btn, SIGNAL(clicked()), this, SLOT(themeClicked()));

		themesGrid->addWidget(btn);

	}

}

// When a theme is selected

void ThemePrompt::themeClicked()

{

	QWidget * btn = (QWidget*)sender();

	done(btn->property("themeID").toInt() + 1); // Since returning 0 means canceled