#include<QtGui>
#include<QLabel>
#include<QProgressBar>
#include<QPushButton>
#include<QHBoxLayout>
#include "inputfilesprocessdialog.h"

#include "videocapturethread.h"


InputFilesProcessDlg::InputFilesProcessDlg(QWidget *parent, InputFilesThread * thread)
    : QDialog(parent)
{
    m_exited = false;
    workthread = thread;
    qDebug() << "------------dlg input----------------";
    //初始化控件对象
    //tr是把当前字符串翻译成为其他语言的标记
    //&后面的字母是用快捷键来激活控件的标记，例如可以用Alt+w激活Find &what这个控件
    label  = new QLabel("", this);

    progressbar = new QProgressBar(this);
    progressbar->setOrientation(Qt::Horizontal);
    progressbar->setMinimum(0);
    progressbar->setMaximum(100);
    progressbar->setValue(5);
    progressbar->setFormat(tr("current progress:%1%").arg(QString::number(5, 'f',1)));
    progressbar->setAlignment(Qt::AlignLeft| Qt::AlignVCenter);

    cancelButton = new QPushButton(tr("&Cancel"));
    cancelButton->setEnabled(true);

    //closeButton = new QPushButton(tr("&Close"));


    //连接信号和槽
    //connect(edit1, SIGNAL(textChanged()), this, SLOT(enableOkButton()));
    //connect(okButton, SIGNAL(clicked()), this, SLOT(okClicked()));
    //connect(closeButton, SIGNAL(clicked()), this, SLOT(close()));
    connect(workthread, SIGNAL(sigprogress(float)), this, SLOT(setprogressvalue(float)));
    connect(workthread, SIGNAL(sigInputFilesEnd()), this, SLOT(setinputfileend()));



    QHBoxLayout *bottomLayout = new QHBoxLayout;
    bottomLayout->addStretch();
    bottomLayout->addWidget(cancelButton);
    //bottomLayout->addWidget(closeButton);
    bottomLayout->addStretch();

    QVBoxLayout *mainLayout = new QVBoxLayout;
    mainLayout->addWidget(label);
    mainLayout->addWidget(progressbar);
    mainLayout->addStretch();
    mainLayout->addLayout(bottomLayout);

    this->setLayout(mainLayout);

    setWindowTitle(tr("Input Files Progress"));

    //cancelButton->setEnabled(true);
    setFixedSize(400,160);
}

void InputFilesProcessDlg::closeEvent(QCloseEvent *event)
{
    if(!m_exited)
    {
        workthread->m_exited = true;
        event->ignore();
    }else
    {
        event->accept();
    }

}

void InputFilesProcessDlg::cancelClicked()
{
    workthread->m_exited = true;
}


InputFilesProcessDlg::~InputFilesProcessDlg()
{

}
void InputFilesProcessDlg::setinputfileend()
{
    hide();
    m_exited = true;
    close();
}


void InputFilesProcessDlg::setprogressvalue(float value)
{
     QString str = QString("%1%").arg(QString::number(value, 'f',1));
     progressbar->setValue(value);
     progressbar->setFormat(str);
}