#include "MenuBarUI.h"
#include "ui_MenuBarUI.h"


QTextBrowser *log_te;

void myMessageOutput(QtMsgType type, const QMessageLogContext &context, const QString &msg)
{
    QString msgstr;
    switch (type) {
    case QtDebugMsg:
        msgstr = QString::asprintf("Debug: %s (%s:%u, %s)", qPrintable(msg), context.file, context.line, context.function);
        break;
    case QtInfoMsg:
        msgstr = QString::asprintf("Info: %s", qPrintable(msg));
        break;
    case QtWarningMsg:
        msgstr = QString::asprintf("Warning: %s (%s:%u, %s)", qPrintable(msg), context.file, context.line, context.function);
        break;
    case QtCriticalMsg:
        msgstr = QString::asprintf("Critical: %s (%s:%u, %s)", qPrintable(msg), context.file, context.line, context.function);
        break;
    case QtFatalMsg:
        msgstr = QString::asprintf("Fatal: %s (%s:%u, %s)", qPrintable(msg), context.file, context.line, context.function);
        break;
    }
    log_te->append(msgstr);
    QTextCursor cursor=log_te->textCursor();
    cursor.movePosition(QTextCursor::End);
    log_te->setTextCursor(cursor);
}


MenuBarUI::MenuBarUI(QWidget *parent) :
    QWidget(parent),
    ui(new Ui::MenuBarUI)
{
    ui->setupUi(this);

    //load qss
    QFile file(":/qss/MenuBarUI.qss");
    file.open(QFile::ReadOnly);
    QTextStream filetext(&file);
    QString stylesheet = filetext.readAll();
    this->setStyleSheet(stylesheet);
    file.close();


    //log_te = ui->textBrowser;

    //qInstallMessageHandler(myMessageOutput);

    MessageTimer = new QTimer(this);

    connect(MessageTimer,SIGNAL(timeout()),
            this,SLOT(MessageTimeOut()));


    showMessage(tr("Starting...\n"),5000);

}

MenuBarUI::~MenuBarUI()
{
    delete ui;
}


void MenuBarUI::onClicked()
{
    qDebug() << "click";
}

void MenuBarUI::on_pushButton_Setting_clicked()
{
    emit IndexChanged(0);
}

void MenuBarUI::on_pushButton_SelfTest_clicked()
{
    emit IndexChanged(1);
}

void MenuBarUI::on_pushButton_Mission_clicked()
{
    emit IndexChanged(2);
}

void MenuBarUI::on_pushButton_Flight_clicked()
{
    emit IndexChanged(3);
}

void MenuBarUI::on_pushButton_Info_clicked()
{
    emit IndexChanged(4);
}

void MenuBarUI::showMessage(const QString &message, int TimeOut)
{
    ui->label_Status->setText(message);
    //这句：如果小于0，那么不生成定时器，减少内存开支，因为小于0时，定时器永远不会触发
    if(TimeOut > 0)
    {
        if(MessageTimer->isActive())
        {
            MessageTimer->stop();
        }
        MessageTimer->start(TimeOut);
    }
    else
    {
        if(MessageTimer->isActive())
        {
            MessageTimer->stop();
        }
    }
}

void MenuBarUI::clearMessage()
{
    ui->label_Status->clear();
}


void MenuBarUI::MessageTimeOut(void)
{
    if(MessageTimer->isActive())
    {
        MessageTimer->stop();
    }
   clearMessage();
}