Add View Source API and make the feature available from context menu

[ChangeLog][QtWebEngineQML][QQuickWebEngineView] View Source feature is
now supported
[ChangeLog][QtWebEngineWidgets][QWebEnginePage] View Source feature is
now supported

Change-Id: Icc16da71fc6ec95880897fc9744dd8be8c004e00
Reviewed-by: Allan Sandfeld Jensen <allan.jensen@qt.io>

2 files changed, 4 insertions, 16 deletions

diff --git a/examples/webenginewidgets/demobrowser/browsermainwindow.cpp b/examples/webenginewidgets/demobrowser/browsermainwindow.cpp
index 14ed10dfc..b93c538d8 100644
--- a/examples/webenginewidgets/demobrowser/browsermainwindow.cpp
+++ b/examples/webenginewidgets/demobrowser/browsermainwindow.cpp
@@ -403,7 +403,10 @@ void BrowserMainWindow::setupMenu()
     viewMenu->addAction(tr("Reset &Zoom"), this, SLOT(slotViewResetZoom()), QKeySequence(Qt::CTRL | Qt::Key_0));
 
     viewMenu->addSeparator();
-    viewMenu->addAction(tr("Page S&ource"), this, SLOT(slotViewPageSource()), tr("Ctrl+Alt+U"));
+    QAction *m_pageSource = viewMenu->addAction(tr("Page S&ource"));
+    m_pageSource->setShortcut(QKeySequence(Qt::CTRL | Qt::ALT | Qt::Key_U));
+    m_tabWidget->addWebAction(m_pageSource, QWebEnginePage::ViewSource);
+
     QAction *a = viewMenu->addAction(tr("&Full Screen"), this, SLOT(slotViewFullScreen(bool)),  Qt::Key_F11);
     a->setCheckable(true);
 
@@ -849,20 +852,6 @@ void BrowserMainWindow::slotViewFullScreen(bool makeFullScreen)
     }
 }
 
-void BrowserMainWindow::slotViewPageSource()
-{
-    if (!currentTab())
-        return;
-
-    QPlainTextEdit *view = new QPlainTextEdit;
-    view->setWindowTitle(tr("Page Source of %1").arg(currentTab()->title()));
-    view->setMinimumWidth(640);
-    view->setAttribute(Qt::WA_DeleteOnClose);
-    view->show();
-
-    currentTab()->page()->toHtml(invoke(view, &QPlainTextEdit::setPlainText));
-}
-
 void BrowserMainWindow::slotHome()
 {
     QSettings settings;
diff --git a/examples/webenginewidgets/demobrowser/browsermainwindow.h b/examples/webenginewidgets/demobrowser/browsermainwindow.h
index 9fb6b0851..7bd1ffaf1 100644
--- a/examples/webenginewidgets/demobrowser/browsermainwindow.h
+++ b/examples/webenginewidgets/demobrowser/browsermainwindow.h
@@ -123,7 +123,6 @@ private slots:
     void slotViewToolbar();
     void slotViewBookmarksBar();
     void slotViewStatusbar();
-    void slotViewPageSource();
     void slotViewFullScreen(bool enable);
 
     void slotWebSearch();