/**
 * @file  PaiJobErrorInfoBar.cpp
 * @brief 日志中错误信息函数
 * @date: 2013-4-17
 */
#include "PaiJobErrorInfoBar.h"

#include <QHBoxLayout>
#include <QVBoxLayout>
#include <QPainter>
#include <QLinearGradient>
#include <QColor>
#include <QDebug>

namespace pai
{
namespace gui
{

PaiJobErrorInfoBar::PaiJobErrorInfoBar(QWidget *parent) :
    QWidget(parent)
{
    QPalette pal = palette();
    pal.setColor(QPalette::Background, QColor("#ffeaea"));
    setPalette(pal);

    setWindowOpacity(0.7);
    setWindowFlags(Qt::WindowStaysOnTopHint);
    this->resize(505, 30);

    m_pLabel = new QLabel(tr("Error Info"));
    m_pbtn = new QPushButton(QIcon(":/log_close.png"), tr(""), this);
    m_pbtn->resize(10, 10);
    m_pbtn->setCheckable(true);
    m_pbtn->setAutoDefault(false);
    m_pbtn->setStyleSheet("QPushButton{border: 0px solid red;border-radius:10px}");

    m_pIconBtn = new QPushButton(QIcon(":/log_error_downbutton.png"), tr(""), this);
    m_pIconBtn->resize(10, 10);
    m_pIconBtn->setStyleSheet("QPushButton{border: 0px solid red;border-radius:10px}");

    QHBoxLayout *pHoxLayout = new QHBoxLayout();
    pHoxLayout->setSpacing(60);
    pHoxLayout->addWidget(m_pLabel);
    pHoxLayout->addStretch(150);
    pHoxLayout->addWidget(m_pIconBtn);
    pHoxLayout->setSpacing(1);
    pHoxLayout->addWidget(m_pbtn);

    m_pDownWidget = new QWidget();
    QVBoxLayout *pDownLayout = new QVBoxLayout;
    m_pTextEdit = new QTextEdit();
    m_pTextEdit->resize(500, 280);
    m_pDownWidget->setFixedSize(500, 198);
    pDownLayout->addWidget(m_pTextEdit);
    pDownLayout->setContentsMargins(0, 0, 0, 0);

    m_pDownWidget->setLayout(pDownLayout);
    connect(m_pIconBtn, SIGNAL(clicked(bool)), this, SLOT(SetShow(bool)));
    connect(m_pIconBtn, SIGNAL(toggled(bool)), m_pDownWidget, SLOT(setVisible(bool)));
    connect(m_pbtn, SIGNAL(clicked(bool)), this, SLOT(CloseDialog(bool)));

    QVBoxLayout *mainLayout = new QVBoxLayout;
    mainLayout->setSizeConstraint(QLayout::SetMinAndMaxSize);
    mainLayout->addLayout(pHoxLayout);

    mainLayout->addWidget(m_pDownWidget);
    mainLayout->setContentsMargins(4, 1, 1, 1);

    this->setLayout(mainLayout);
    m_pDownWidget->hide();
}

PaiJobErrorInfoBar::~PaiJobErrorInfoBar()
{
}

QWidget* PaiJobErrorInfoBar::GetDownWidget() const
{
    return m_pDownWidget;
}

QLabel* PaiJobErrorInfoBar::GetLabel() const
{
    return m_pLabel;
}

QTextEdit* PaiJobErrorInfoBar::GetTextEdit() const
{
    return m_pTextEdit;
}

void PaiJobErrorInfoBar::SetShow(bool /*show*/)
{
    if(m_pDownWidget != NULL)
    {
        if (m_pDownWidget->isHidden())
        {
            emit ExpendDialog(true);
            m_pDownWidget->show();
        }
        else
        {
            emit ExpendDialog(false);
            m_pDownWidget->hide();
        }
    }
}

void PaiJobErrorInfoBar::CloseDialog(bool /*close*/)
{
    emit CloseDialog();
}

void PaiJobErrorInfoBar::ErrorBarInfo(const QString& error)
{
    if(m_pTextEdit != NULL)
    {
        m_pTextEdit->setHtml(error);
    }
}

void PaiJobErrorInfoBar::enterEvent(QEvent */*pEvent*/)
{
    m_x = this->x();
    m_y = this->y();
}

void PaiJobErrorInfoBar::leaveEvent(QEvent */*pEvent*/)
{

    //emit ExpendDialog(false);
    //m_pDownWidget->hide();
    //this->resize(280,20);
    //this->move(m_x,m_y);
}

void PaiJobErrorInfoBar::mousePressEvent(QMouseEvent * pEvent)
{
    if(pEvent->button() == Qt::LeftButton)
    {
        SetShow(true);
    }

    QWidget::mousePressEvent(pEvent);
}

void PaiJobErrorInfoBar::paintEvent(QPaintEvent */*pEvent*/)
{
    QPainter paint(this);
    QPen pen;

    if ((m_pDownWidget != NULL) && (m_pDownWidget->isHidden()))
    {
        if(m_pIconBtn != NULL)
        {
            m_pIconBtn->setIcon(QIcon(":/log_error_downbutton.png"));
        }
        paint.drawPixmap(0, 0, this->width(), 30, QPixmap(":/log_error_shrink.png"));
    }
    else
    {
        paint.drawPixmap(0, 0, this->width(), this->height(), QPixmap(":/log_error_exten.png"));
        paint.drawPixmap(0, 0, this->width(), 30, QPixmap(":/log_error_shrink.png"));
        if(m_pIconBtn != NULL)
        {
            m_pIconBtn->setIcon(QIcon(":/log_error_upbutton.png"));
        }
    }

    pen.setWidth(1);
    pen.setColor(QColor("#dd1d1d"));
    paint.setPen(pen);
    paint.drawLine(450, 10, 450, 19);
}

}
}