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VWebView: remove html in clipobard after copy image

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When pasting in WeChat public account, if there is html with image data
in the clipboard, it could not recognize the image data.
This commit is contained in:
Le Tan 2018-01-01 11:46:35 +08:00
parent dbba8edad6
commit fffae253c5
2 changed files with 41 additions and 9 deletions
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44
src/vwebview.cpp
View File

@ -28,7 +28,8 @@ VWebView::VWebView(VFile *p_file, QWidget *p_parent)
m_file(p_file),
m_copyImageUrlActionHooked(false),
m_needRemoveBackground(false),
m_fixImgSrc(g_config->getFixImageSrcInWebWhenCopied())
m_fixImgSrc(g_config->getFixImageSrcInWebWhenCopied()),
m_afterCopyImage(false)
{
setAcceptDrops(false);
@ -86,10 +87,10 @@ void VWebView::contextMenuEvent(QContextMenuEvent *p_event)
menu->insertAction(copyWithoutBgAct, copyAct);
}
// We need to replace the "Copy Image" action, because the default one use
// the fully-encoded URL to fetch the image while Windows seems to not
// recognize it.
#if defined(Q_OS_WIN)
// We need to replace the "Copy Image" action:
// - the default one use the fully-encoded URL to fetch the image while
// Windows seems to not recognize it.
// - We need to remove the html to let it be recognized by some web pages.
QAction *defaultCopyImageAct = pageAction(QWebEnginePage::CopyImageToClipboard);
if (actions.contains(defaultCopyImageAct)) {
QAction *copyImageAct = new QAction(defaultCopyImageAct->text(), menu);
@ -99,7 +100,6 @@ void VWebView::contextMenuEvent(QContextMenuEvent *p_event)
menu->insertAction(defaultCopyImageAct, copyImageAct);
defaultCopyImageAct->setVisible(false);
}
#endif
// Add Copy All without Background action.
QAction *copyAllWithoutBgAct = new QAction(tr("Copy &All without Background"), menu);
@ -123,8 +123,10 @@ void VWebView::handleEditAction()
void VWebView::copyImage()
{
Q_ASSERT(m_copyImageUrlActionHooked);
m_afterCopyImage = true;
#if defined(Q_OS_WIN)
Q_ASSERT(m_copyImageUrlActionHooked);
// triggerPageAction(QWebEnginePage::CopyImageUrlToClipboard) will not really
// trigger the corresponding action. It just do the stuff directly.
QAction *copyImageUrlAct = pageAction(QWebEnginePage::CopyImageUrlToClipboard);
@ -146,12 +148,14 @@ void VWebView::copyImage()
if (!imgPath.isEmpty()) {
QImage img(imgPath);
if (!img.isNull()) {
m_afterCopyImage = false;
VClipboardUtils::setImageToClipboard(clipboard, img, QClipboard::Clipboard);
qDebug() << "clipboard copy image via URL" << imgPath;
return;
}
}
}
#endif
// Fall back.
triggerPageAction(QWebEnginePage::CopyImageToClipboard);
@ -255,6 +259,9 @@ void VWebView::handleClipboardChanged(QClipboard::Mode p_mode)
bool removeBackground = m_needRemoveBackground;
m_needRemoveBackground = false;
bool afterCopyImage = m_afterCopyImage;
m_afterCopyImage = false;
if (!hasFocus()
|| p_mode != QClipboard::Clipboard) {
return;
@ -266,7 +273,11 @@ void VWebView::handleClipboardChanged(QClipboard::Mode p_mode)
return;
}
alterHtmlMimeData(clipboard, mimeData, removeBackground);
if (afterCopyImage) {
removeHtmlFromImageData(clipboard, mimeData);
} else {
alterHtmlMimeData(clipboard, mimeData, removeBackground);
}
}
bool VWebView::fixImgSrc(QString &p_html)
@ -323,7 +334,7 @@ void VWebView::alterHtmlMimeData(QClipboard *p_clipboard,
const QMimeData *p_mimeData,
bool p_removeBackground)
{
if (!p_mimeData->hasHtml()) {
if (!p_mimeData->hasHtml() || p_mimeData->hasImage()) {
return;
}
@ -357,3 +368,18 @@ void VWebView::alterHtmlMimeData(QClipboard *p_clipboard,
VClipboardUtils::setMimeDataToClipboard(p_clipboard, data, QClipboard::Clipboard);
qDebug() << "altered clipboard's Html";
}
void VWebView::removeHtmlFromImageData(QClipboard *p_clipboard,
const QMimeData *p_mimeData)
{
if (!p_mimeData->hasImage()) {
return;
}
if (p_mimeData->hasHtml()) {
qDebug() << "remove html from image data" << p_mimeData->html();
QMimeData *data = new QMimeData();
data->setImageData(p_mimeData->imageData());
VClipboardUtils::setMimeDataToClipboard(p_clipboard, data, QClipboard::Clipboard);
}
}

6
src/vwebview.h
View File

@ -44,6 +44,9 @@ private:
bool fixImgSrc(QString &p_html);
void removeHtmlFromImageData(QClipboard *p_clipboard,
const QMimeData *p_mimeData);
VFile *m_file;
// Whether this view has hooked the Copy Image Url action.
@ -52,6 +55,9 @@ private:
bool m_needRemoveBackground;
bool m_fixImgSrc;
// Whether it is after copy image action.
bool m_afterCopyImage;
};
#endif // VWEBVIEW_H