#include "ProgressView.h"
#include "qprogressdialog.h"
#include "qicon.h"
#include "qfiledialog.h"
#include "qcoreapplication.h"

#pragma execution_character_set("utf-8")
/*进度条类*/
ProgressView::ProgressView(QWidget* parent)
{
	nCancel = false;
	m_pProgressDialog = new QProgressDialog(parent);
	connect(m_pProgressDialog, SIGNAL(canceled()), this, SIGNAL(cancel()));

	m_pProgressDialog->setWindowFlags(Qt::Dialog | Qt::WindowCloseButtonHint);
	m_pProgressDialog->setWindowIcon(QIcon(":/image/leaper"));
	m_pProgressDialog->setWindowModality(Qt::ApplicationModal);
	m_pProgressDialog->setAttribute(Qt::WA_ShowModal, true);
}

ProgressView::ProgressView(QString strTitle, QString strLabel, int nMax, QString strIcon)
{
	nCancel = false;
	m_pProgressDialog = new QProgressDialog;
	m_pProgressDialog->setWindowFlags(Qt::Dialog);
	connect(m_pProgressDialog, SIGNAL(canceled()), this, SIGNAL(cancel()));
	m_pProgressDialog->hide();
	show(strTitle, strLabel, nMax, strIcon);
}


ProgressView::~ProgressView()
{
	finish();
	if (m_pProgressDialog){
		bool bhide= m_pProgressDialog->isHidden();
		if (!bhide){
	 		m_pProgressDialog->close();
	 		m_pProgressDialog->deleteLater();
		}
		delete m_pProgressDialog;
		m_pProgressDialog = NULL;
	}
}

bool ProgressView::show(QString strTitle, QString strLabel, int nMax, QString strIcon)
{


	m_pProgressDialog->setWindowTitle(strTitle);
	m_pProgressDialog->setWindowIcon(QIcon(strIcon));
	m_pProgressDialog->setLabelText(strLabel);
	m_pProgressDialog->setRange(0, nMax);
	if (nCancel==false)
		m_pProgressDialog->setCancelButton(0);
	m_pProgressDialog->setCancelButtonText(tr("取消"));
	m_pProgressDialog->show();
	return true;
}

bool ProgressView::setValue(int nValue)
{
	m_pProgressDialog->setValue(nValue);
	qApp->processEvents();
	return true;
}

bool ProgressView::finish()
{
	if (m_pProgressDialog) {
		//m_pProgressDialog->finished(1);
		if (!m_pProgressDialog->isHidden())
		{
			m_pProgressDialog->close();
		}
// 		m_pProgressDialog->deleteLater();
// 		m_pProgressDialog = NULL;
	}
	//qApp->processEvents();
	return true;
}

bool ProgressView::setTitle(QString strTitle)
{
	if (m_pProgressDialog) {
		m_pProgressDialog->setWindowTitle(strTitle);
	}
	return true;
}

void ProgressView::setLabel(QString strText)
{
	if (m_pProgressDialog) {
		m_pProgressDialog->setLabelText(strText);
	}
}

void ProgressView::setRange(int nMax, int nMin /*= 0*/)
{
	if (m_pProgressDialog) {
		m_pProgressDialog->setRange(nMin, nMax);
	}
}

void ProgressView::hide()
{
	if (m_pProgressDialog) {
		m_pProgressDialog->hide();
	}
}

QStringList FileOper::selectFiles(QString strTitle, QString strFilter, QString strDir)
{
	QFileDialog fileDialog;
	fileDialog.setDirectory(strDir);
	fileDialog.setWindowTitle(strTitle);
	fileDialog.setNameFilter(strFilter);
	fileDialog.setFileMode(QFileDialog::ExistingFiles);
	if (fileDialog.exec() == QDialog::Accepted) {
		return fileDialog.selectedFiles();
	}
	return QStringList();
}