#include <QtGui>

#include <ui_dialogConfig.h>

#include "configdialog.h"

#include "configdialog.moc"

ConfigDialog::ConfigDialog(QWidget *parent)
	: QDialog(parent)
{
	ui = new Ui::ConfigDialog();
	ui->setupUi(this);

	connectSlots();
}

void ConfigDialog::connectSlots()
{
	QPushButton * ui_button = qFindChild<QPushButton*>(this, "rulesDirButton");
	Q_ASSERT(ui_button != NULL);
	connect(ui_button, SIGNAL(clicked()), this, SLOT(browseRulesDir()));

	connect(this, SIGNAL(accepted()), this, SLOT(acceptValues()));
	connect(this, SIGNAL(rejected()), this, SLOT(discardValues()));
}

void ConfigDialog::browseRulesDir()
{
	QString dir = QFileDialog::getExistingDirectory(this, tr("Open Directory"),
			"/home",
			QFileDialog::ShowDirsOnly
			| QFileDialog::DontResolveSymlinks);

	if (dir.length() > 0) {
		QLineEdit * ui_ed = qFindChild<QLineEdit*>(this, "rulesDirEdit");
		Q_ASSERT(ui_ed != NULL);
		ui_ed->setText(dir);
	}
}

void ConfigDialog::acceptValues()
{
	QLineEdit * ui_ed = qFindChild<QLineEdit*>(this, "rulesDirEdit");
	Q_ASSERT(ui_ed != NULL);
	_rulesDir = ui_ed->text();
}

void ConfigDialog::discardValues()
{
	QLineEdit * ui_ed = qFindChild<QLineEdit*>(this, "rulesDirEdit");
	Q_ASSERT(ui_ed != NULL);
	ui_ed->setText(_rulesDir);
}

static ConfigDialog * _config_dialog = NULL;

/** \brief Return existing Config Dialog instance (creating it if needed) */
QDialog * getConfigDialog()
{
	if (_config_dialog != NULL) return _config_dialog;

	_config_dialog = new ConfigDialog();

	return _config_dialog;
}