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fix: prevent images overriding content when changing pages

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Signed-off-by: flow <flowlnlnln@gmail.com>
This commit is contained in:
flow
2022-10-11 14:19:29 -03:00
parent d7992ab29d
commit d194b02e28
6 changed files with 39 additions and 5 deletions
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15
launcher/ui/widgets/VariableSizedImageObject.h
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@ -28,7 +28,7 @@
* Why? Because we want to re-scale images dynamically based on the document's size, in order to
* not have images being weirdly cropped out in different resolutions.
*/
class VariableSizedImageObject : public QObject, public QTextObjectInterface {
class VariableSizedImageObject final : public QObject, public QTextObjectInterface {
Q_OBJECT
Q_INTERFACES(QTextObjectInterface)
@ -38,7 +38,15 @@ class VariableSizedImageObject : public QObject, public QTextObjectInterface {
void setMetaEntry(QString meta_entry) { m_meta_entry = meta_entry; }
protected:
public slots:
/** Stops all currently loading images from modifying the document.
*
* This does not stop the ongoing network tasks, it only prevents their result
* from impacting the document any further.
*/
void flush();
private:
/** Adds the image to the document, in the given position.
*/
void parseImage(QTextDocument* doc, QImage image, int posInDocument);
@ -49,7 +57,8 @@ class VariableSizedImageObject : public QObject, public QTextObjectInterface {
*/
void loadImage(QTextDocument* doc, const QUrl& source, int posInDocument);
private:
QString m_meta_entry;
QList<QUrl> m_fetching_images;
QSet<QUrl> m_fetching_images;
};