#include "pwgui.h"
#include "ui_pwgui.h"
#include <QMessageBox>
#include <QTimer>
#include <QDialog>
#include <unistd.h>

#define BUFLEN 400

// ____________________________________________________________________________
PwGui::PwGui(QWidget *parent) :
	QDialog(parent),
	ui(new Ui::PwGui),
	cancelled(true)
{
	// Initialize UI
	initializeUI(user);
	connect(ui->buttonBox, SIGNAL(accepted()), this, SLOT(on_accept()));
	connect(ui->buttonBox, SIGNAL(rejected()), this, SLOT(on_reject()));
}

// ____________________________________________________________________________
PwGui::~PwGui()
{
	delete ui;
}

const QString PwGui::getUser() const
{
	return ui->lineEditUser->text();
}

const QString PwGui::getPassword() const
{
	return ui->lineEditPass->text();
}

// ____________________________________________________________________________
void PwGui::initializeUI(char *user)
{
	ui->setupUi(this);
	this->setWindowModality(Qt::ApplicationModal);
	// Put always on top
	this->setWindowFlags(Qt::Dialog | Qt::WindowStaysOnTopHint);

	// Prefill username
	if (user != NULL) {
		ui->lineEditUser->setText(QString::fromUtf8(user));
	}

	// Protect password from being seen
	ui->lineEditPass->setEchoMode(QLineEdit::Password);
	ui->lineEditPass->setInputMethodHints(ui->lineEditPass->inputMethodHints() | Qt::ImhNoAutoUppercase);

	/*  Main Window properties  */

	// center dialog on screen center
	QRect desktopRect = QApplication::desktop()->screenGeometry(this);
	this->move( desktopRect.width()/2-this->width()/2,
	            desktopRect.height()/2-this->height()/2 );
}

// ____________________________________________________________________________
void PwGui::on_accept()
{
	cancelled = false;
	this->close();
}

// ____________________________________________________________________________
void PwGui::on_reject()
{
	this->close();
}

void PwGui::keyPressEvent(QKeyEvent * e)
{
	if(e->key() != Qt::Key_Escape) {
		QMainWindow::keyPressEvent(e);
		return;
	}
	this->close();
}

void PwGui::hideEvent(QHideEvent * e)
{
	this->close();
}

int PwGui::exec() {
	cancelled = true;
	this->show();
	this->showNormal();
	this->raise();
	this->activateWindow();
	return QDialog::exec();
}