ImageDropWidget.cpp

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/*
 * ImageDropWidget.cpp
 *
 *  Created on: Dec 22, 2014
 *      Author: mathieu
 */

#include <ImageDropWidget.h>
#include <find_object/Settings.h>
#include <QtGui/QDragEnterEvent>
#include <QtCore/QRegExp>
#include <QtCore/QUrl>

namespace find_object {

ImageDropWidget::ImageDropWidget(QWidget *parent, Qt::WindowFlags flags) :
                QWidget(parent, flags)
{
        setAcceptDrops(true);
}

ImageDropWidget::~ImageDropWidget()
{
}

void ImageDropWidget::dragEnterEvent(QDragEnterEvent *event)
{
        if (event->mimeData()->hasUrls())
        {
                event->acceptProposedAction();
        }
}

void ImageDropWidget::dropEvent(QDropEvent *event)
{
        QStringList fileNames;

        QStringList extensions = Settings::getGeneral_imageFormats().split(" ");

        QList<QUrl> urls = event->mimeData()->urls();
        for(int i=0; i<urls.size(); ++i)
        {
                QString path = urls.at(i).toLocalFile();
                for(int j=0; j<extensions.size(); ++j)
                {
                        QRegExp reg(extensions[j]);
                        reg.setPatternSyntax(QRegExp::Wildcard);
                        if(reg.exactMatch(path))
                        {
                                fileNames.push_back(path);
                                break;
                        }
                }
        }

        if(fileNames.size())
        {
                Q_EMIT imagesReceived(fileNames);
        }

        event->acceptProposedAction();
}

}