SarasasChipWorkshop/sarasacw-picture
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support commandline arguments (passing file list only)

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This commit is contained in:
Gary Wang
2019-10-01 10:37:14 +08:00
parent ee1aa98e45
commit 841ac28d26
6 changed files with 68 additions and 30 deletions
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47
graphicsview.cpp
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@@ -21,6 +21,31 @@ GraphicsView::GraphicsView(QWidget *parent)
setCheckerboardEnabled(false);
}
void GraphicsView::showFromUrlList(const QList<QUrl> &urlList)
{
if (urlList.isEmpty()) {
// yeah, it's possible. dragging QQ's original sticker will trigger this, for example.
showText("File url list is empty");
return;
}
QUrl url(urlList.first());
QString filePath(url.toLocalFile());
if (filePath.endsWith(".svg")) {
showSvg(filePath);
} else if (filePath.endsWith(".gif")) {
showGif(filePath);
} else {
QImageReader imageReader(filePath);
QImage::Format imageFormat = imageReader.imageFormat();
if (imageFormat == QImage::Format_Invalid) {
showText("File is not a valid image");
} else {
showImage(QPixmap::fromImageReader(&imageReader));
}
}
}
void GraphicsView::showImage(const QPixmap &pixmap)
{
resetTransform();
@@ -147,27 +172,7 @@ void GraphicsView::dropEvent(QDropEvent *event)
const QMimeData * mimeData = event->mimeData();
if (mimeData->hasUrls()) {
if (mimeData->urls().isEmpty()) {
// yeah, it's possible. dragging QQ's original sticker will trigger this, for example.
showText("File url list is empty");
return;
}
QUrl url(mimeData->urls().first());
QString filePath(url.toLocalFile());
if (filePath.endsWith(".svg")) {
showSvg(filePath);
} else if (filePath.endsWith(".gif")) {
showGif(filePath);
} else {
QImageReader imageReader(filePath);
QImage::Format imageFormat = imageReader.imageFormat();
if (imageFormat == QImage::Format_Invalid) {
showText("File is not a valid image");
} else {
showImage(QPixmap::fromImageReader(&imageReader));
}
}
showFromUrlList(mimeData->urls());
} else if (mimeData->hasImage()) {
QImage img = qvariant_cast<QImage>(mimeData->imageData());
QPixmap pixmap = QPixmap::fromImage(img);