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Add image preview on mouseover

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This commit is contained in:
TheLastProject 2015-02-28 17:14:58 +01:00
parent 27d20ba734
commit 9dc52c1eb9
1 changed files with 18 additions and 0 deletions
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18
src/chatlog/content/filetransferwidget.cpp
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@ -26,6 +26,7 @@
#include <QFile> #include <QFile>
#include <QMessageBox> #include <QMessageBox>
#include <QDesktopServices> #include <QDesktopServices>
#include <QDesktopWidget>
#include <QPainter> #include <QPainter>
#include <QVariantAnimation> #include <QVariantAnimation>
#include <QDebug> #include <QDebug>
@ -449,6 +450,23 @@ void FileTransferWidget::showPreview(const QString &filename)
QPixmap pmap = QPixmap(filename).scaled(QSize(size, size), Qt::KeepAspectRatioByExpanding, Qt::SmoothTransformation); QPixmap pmap = QPixmap(filename).scaled(QSize(size, size), Qt::KeepAspectRatioByExpanding, Qt::SmoothTransformation);
ui->previewLabel->setPixmap(pmap); ui->previewLabel->setPixmap(pmap);
ui->previewLabel->show(); ui->previewLabel->show();
// Show preview, but make sure it's not larger than 50% of the screen width/height
QRect maxSize = QApplication::desktop()->screenGeometry();
maxSize.setWidth(0.5*maxSize.width());
maxSize.setHeight(0.5*maxSize.height());
QImage image = QImage(filename);
QSize imageSize(image.width(), image.height());
if (imageSize.width() > maxSize.width() || imageSize.height() > maxSize.height())
{
imageSize.scale(maxSize.width(), maxSize.height(), Qt::KeepAspectRatio);
ui->previewLabel->setToolTip("<html><img src="+filename+" width="+QString::number(imageSize.width())+" height="+QString::number(imageSize.height())+"/></html>");
}
else
{
ui->previewLabel->setToolTip("<html><img src"+filename+"/></html>");
}
} }
} }