Add setting method to set image animation policy

- added a method to set image animation policy in QWebEngineSettings

Fixes: QTBUG-86154
Change-Id: I8b3ab6067f9cff4219b0da90bb8601406cb98e24
Reviewed-by: Michael Brüning <michael.bruning@qt.io>

2 files changed, 64 insertions, 0 deletions

diff --git a/examples/webenginewidgets/simplebrowser/webview.cpp b/examples/webenginewidgets/simplebrowser/webview.cpp
index 95c67c8ce..240465b46 100644
--- a/examples/webenginewidgets/simplebrowser/webview.cpp
+++ b/examples/webenginewidgets/simplebrowser/webview.cpp
@@ -63,6 +63,14 @@ WebView::WebView(QWidget *parent)
     });
 }
 
+WebView::~WebView()
+{
+    if (m_imageAnimationGroup)
+        delete m_imageAnimationGroup;
+
+    m_imageAnimationGroup = nullptr;
+}
+
 inline QString questionForFeature(QWebEnginePage::Feature feature)
 {
     switch (feature) {
@@ -204,6 +212,49 @@ void WebView::contextMenuEvent(QContextMenuEvent *event)
     } else {
         (*inspectElement)->setText(tr("Inspect element"));
     }
+
+    // add conext menu for image policy
+    QMenu *editImageAnimation = new QMenu(tr("Image animation policy"));
+
+    m_imageAnimationGroup = new QActionGroup(editImageAnimation);
+    m_imageAnimationGroup->setExclusive(true);
+
+    QAction *disableImageAnimation =
+            editImageAnimation->addAction(tr("Disable all image animation"));
+    disableImageAnimation->setCheckable(true);
+    m_imageAnimationGroup->addAction(disableImageAnimation);
+    connect(disableImageAnimation, &QAction::triggered, [this]() {
+        handleImageAnimationPolicyChange(QWebEngineSettings::DisallowImageAnimation);
+    });
+    QAction *allowImageAnimationOnce =
+            editImageAnimation->addAction(tr("Allow animated images, but only once"));
+    allowImageAnimationOnce->setCheckable(true);
+    m_imageAnimationGroup->addAction(allowImageAnimationOnce);
+    connect(allowImageAnimationOnce, &QAction::triggered,
+            [this]() { handleImageAnimationPolicyChange(QWebEngineSettings::AnimateImageOnce); });
+    QAction *allowImageAnimation = editImageAnimation->addAction(tr("Allow all animated images"));
+    allowImageAnimation->setCheckable(true);
+    m_imageAnimationGroup->addAction(allowImageAnimation);
+    connect(allowImageAnimation, &QAction::triggered, [this]() {
+        handleImageAnimationPolicyChange(QWebEngineSettings::AllowImageAnimation);
+    });
+
+    switch (page()->settings()->imageAnimationPolicy()) {
+    case QWebEngineSettings::AllowImageAnimation:
+        allowImageAnimation->setChecked(true);
+        break;
+    case QWebEngineSettings::AnimateImageOnce:
+        allowImageAnimationOnce->setChecked(true);
+        break;
+    case QWebEngineSettings::DisallowImageAnimation:
+        disableImageAnimation->setChecked(true);
+        break;
+    default:
+        allowImageAnimation->setChecked(true);
+        break;
+    }
+
+    menu->addMenu(editImageAnimation);
     menu->popup(event->globalPos());
 }
 
@@ -365,4 +416,12 @@ void WebView::handleFileSystemAccessRequested(QWebEngineFileSystemAccessRequest
     else
         request.reject();
 }
+
+void WebView::handleImageAnimationPolicyChange(QWebEngineSettings::ImageAnimationPolicy policy)
+{
+    if (!page())
+        return;
+
+    page()->settings()->setImageAnimationPolicy(policy);
+}
 #endif // QT_VERSION >= QT_VERSION_CHECK(6, 4, 0)
diff --git a/examples/webenginewidgets/simplebrowser/webview.h b/examples/webenginewidgets/simplebrowser/webview.h
index 872950551..c7e7f394c 100644
--- a/examples/webenginewidgets/simplebrowser/webview.h
+++ b/examples/webenginewidgets/simplebrowser/webview.h
@@ -13,6 +13,8 @@
 #include <QWebEnginePage>
 #include <QWebEngineRegisterProtocolHandlerRequest>
 #include <QWebEngineWebAuthUxRequest>
+#include <QWebEngineSettings>
+#include <QActionGroup>
 
 class WebPage;
 class WebAuthDialog;
@@ -23,6 +25,7 @@ class WebView : public QWebEngineView
 
 public:
     explicit WebView(QWidget *parent = nullptr);
+    ~WebView();
     void setPage(WebPage *page);
 
     int loadProgress() const;
@@ -49,6 +52,7 @@ private slots:
     void handleFileSystemAccessRequested(QWebEngineFileSystemAccessRequest request);
     void handleWebAuthUxRequested(QWebEngineWebAuthUxRequest *request);
 #endif
+    void handleImageAnimationPolicyChange(QWebEngineSettings::ImageAnimationPolicy policy);
 
 private:
     void createWebActionTrigger(QWebEnginePage *page, QWebEnginePage::WebAction);
@@ -57,6 +61,7 @@ private:
 private:
     int m_loadProgress = 100;
     WebAuthDialog *m_authDialog = nullptr;
+    QActionGroup *m_imageAnimationGroup = nullptr;
 };
 
 #endif