2 files changed, 169 insertions, 0 deletions
diff --git a/src/webenginewidgets/ui/touchselectionmenuwidget.cpp b/src/webenginewidgets/ui/touchselectionmenuwidget.cpp
new file mode 100644
index 000000000..ff69fe84b
--- /dev/null
+++ b/src/webenginewidgets/ui/touchselectionmenuwidget.cpp
@@ -0,0 +1,117 @@
+// Copyright (C) 2022 The Qt Company Ltd.
+// SPDX-License-Identifier: LicenseRef-Qt-Commercial OR LGPL-3.0-only OR GPL-2.0-only OR GPL-3.0-only
+
+#include "touchselectionmenuwidget_p.h"
+#include "qwebengineview.h"
+
+#include "touch_selection_menu_controller.h"
+
+#include <QBoxLayout>
+#include <QEvent>
+
+namespace QtWebEngineWidgetUI {
+namespace {
+// The Widgets module is built with rtti in developer-build while Core is not.
+// The MOC will throw "undefined reference to typeinfo..." errors if we connect slots
+// from QtWebEngineCore via function pointers, because it expects rtti on them.
+// To workaround this we use lambdas.
+void connectButton(TouchSelectionMenuWidget::TouchButton *button, std::function<void()> callback)
+{
+    QObject::connect(button, &QPushButton::clicked, std::move(callback));
+}
+} // namespace
+
+TouchSelectionMenuWidget::TouchButton::TouchButton(QString name, QWidget *parent)
+    : QPushButton(name, parent)
+{
+    setAttribute(Qt::WA_AcceptTouchEvents, true);
+}
+
+TouchSelectionMenuWidget::TouchButton::~TouchButton()
+{
+}
+
+bool TouchSelectionMenuWidget::TouchButton::event(QEvent *ev)
+{
+    switch (ev->type()) {
+    case QEvent::TouchBegin:
+        ev->accept();
+        return true;
+    case QEvent::TouchEnd:
+        Q_EMIT clicked();
+        ev->accept();
+        return true;
+    default:
+        break;
+    }
+
+    return QPushButton::event(ev);
+}
+
+TouchSelectionMenuWidget::TouchSelectionMenuWidget(
+        QWebEngineView *view, QtWebEngineCore::TouchSelectionMenuController *controller)
+    : QWidget(view,
+              Qt::Window | Qt::FramelessWindowHint | Qt::WindowStaysOnTopHint
+              | Qt::WindowDoesNotAcceptFocus)
+{
+    setAttribute(Qt::WA_AcceptTouchEvents, true);
+    setAttribute(Qt::WA_TransparentForMouseEvents, true);
+    setAttribute(Qt::WA_DeleteOnClose, true);
+
+    bool cutEnabled =
+            controller->isCommandEnabled(QtWebEngineCore::TouchSelectionMenuController::Cut);
+    bool copyEnabled =
+            controller->isCommandEnabled(QtWebEngineCore::TouchSelectionMenuController::Copy);
+    bool pasteEnabled =
+            controller->isCommandEnabled(QtWebEngineCore::TouchSelectionMenuController::Paste);
+
+    QSizePolicy policy(QSizePolicy::Expanding, QSizePolicy::Expanding);
+    QHBoxLayout *layout = new QHBoxLayout();
+
+    if (cutEnabled) {
+        TouchButton *button = new TouchButton(tr("Cut"), this);
+        button->setSizePolicy(policy);
+        layout->addWidget(button);
+        connectButton(button, [controller]() { controller->cut(); });
+    }
+
+    if (copyEnabled) {
+        TouchButton *button = new TouchButton(tr("Copy"), this);
+        button->setSizePolicy(policy);
+        layout->addWidget(button);
+        connectButton(button, [controller]() { controller->copy(); });
+    }
+
+    if (pasteEnabled) {
+        TouchButton *button = new TouchButton(tr("Paste"), this);
+        button->setSizePolicy(policy);
+        layout->addWidget(button);
+        connectButton(button, [controller]() { controller->paste(); });
+    }
+
+    TouchButton *button = new TouchButton(tr("..."), this);
+    button->setSizePolicy(policy);
+    layout->addWidget(button);
+    connectButton(button, [controller]() { controller->runContextMenu(); });
+
+    layout->setSpacing(2);
+    layout->setSizeConstraint(QLayout::SetMinimumSize);
+    layout->setContentsMargins(0, 0, 0, 0);
+    setLayout(layout);
+
+    nativeParentWidget()->installEventFilter(this);
+}
+
+TouchSelectionMenuWidget::~TouchSelectionMenuWidget()
+{
+}
+
+bool TouchSelectionMenuWidget::eventFilter(QObject *obj, QEvent *ev)
+{
+    // Close the menu if the window is moved
+    if (ev->type() == QEvent::Move)
+        close();
+
+    return QWidget::eventFilter(obj, ev);
+}
+} // QtWebEngineWidgetUI
diff --git a/src/webenginewidgets/ui/touchselectionmenuwidget_p.h b/src/webenginewidgets/ui/touchselectionmenuwidget_p.h
new file mode 100644
index 000000000..1f822023b
--- /dev/null
+++ b/src/webenginewidgets/ui/touchselectionmenuwidget_p.h
@@ -0,0 +1,52 @@
+// Copyright (C) 2022 The Qt Company Ltd.
+// SPDX-License-Identifier: LicenseRef-Qt-Commercial OR LGPL-3.0-only OR GPL-2.0-only OR GPL-3.0-only
+
+#ifndef TOUCHSELECTIONMENUWIDGET_P_H
+#define TOUCHSELECTIONMENUWIDGET_P_H
+
+//
+//  W A R N I N G
+//  -------------
+//
+// This file is not part of the Qt API.  It exists purely as an
+// implementation detail.  This header file may change from version to
+// version without notice, or even be removed.
+//
+// We mean it.
+//
+
+#include <QPushButton>
+#include <QWidget>
+
+namespace QtWebEngineCore {
+class TouchSelectionMenuController;
+}
+
+QT_BEGIN_NAMESPACE
+class QWebEngineView;
+QT_END_NAMESPACE
+
+namespace QtWebEngineWidgetUI {
+class TouchSelectionMenuWidget : public QWidget
+{
+public:
+    class TouchButton : public QPushButton
+    {
+    public:
+        TouchButton(QString name, QWidget *parent);
+        ~TouchButton();
+
+    protected:
+        bool event(QEvent *ev) override;
+    };
+
+    TouchSelectionMenuWidget(QWebEngineView *view,
+                             QtWebEngineCore::TouchSelectionMenuController *controller);
+    ~TouchSelectionMenuWidget();
+
+protected:
+    bool eventFilter(QObject *obj, QEvent *ev) override;
+};
+} // namespace QtWebEngineWidgetUI
+
+#endif // TOUCHSELECTIONMENUWIDGET_P_H