diff options
author | Martin Negyokru <negyokru@inf.u-szeged.hu> | 2022-05-10 13:23:25 +0200 |
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committer | Martin Negyokru <negyokru@inf.u-szeged.hu> | 2022-08-29 11:04:05 +0200 |
commit | 0173b540e3deaaf78bf3d04ba8242fc4512bd83d (patch) | |
tree | 1925e9ea70480a2210eb70ded31a16c7aed18e83 /src/webenginewidgets/ui | |
parent | 7415a127df0ab21b703d1a549abe595900e76fab (diff) |
Add touchHandles for widgets
Task-number: QTBUG-100418
Task-number: QTBUG-91712
Change-Id: I69131d3c7c4511ea3114df7a9300bf6ff1a59fee
Reviewed-by: Allan Sandfeld Jensen <allan.jensen@qt.io>
Diffstat (limited to 'src/webenginewidgets/ui')
-rw-r--r-- | src/webenginewidgets/ui/touchhandlewidget.cpp | 59 | ||||
-rw-r--r-- | src/webenginewidgets/ui/touchhandlewidget_p.h | 50 |
2 files changed, 109 insertions, 0 deletions
diff --git a/src/webenginewidgets/ui/touchhandlewidget.cpp b/src/webenginewidgets/ui/touchhandlewidget.cpp new file mode 100644 index 000000000..88af0ff36 --- /dev/null +++ b/src/webenginewidgets/ui/touchhandlewidget.cpp @@ -0,0 +1,59 @@ +// 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 "touchhandlewidget_p.h" +#include "qwebengineview.h" + +#include <QBoxLayout> +#include <QGraphicsOpacityEffect> +#include <QLabel> +#include <QWidget> + +namespace QtWebEngineWidgetUI { +TouchHandleWidget::TouchHandleWidget(QWebEngineView *view, const QMap<int, QImage> &images) + : m_widget(new QWidget(view)) + , m_label(new QLabel(m_widget)) + , m_opacityEffect(new QGraphicsOpacityEffect(m_widget)) + , m_images(images) +{ + m_widget->setAttribute(Qt::WA_AcceptTouchEvents, true); + m_widget->setAttribute(Qt::WA_TransparentForMouseEvents, true); +} + +TouchHandleWidget::~TouchHandleWidget() +{ +} + +void TouchHandleWidget::setImage(int orientation) +{ + const QImage &img = m_images[orientation]; + m_label->setPixmap(QPixmap::fromImage(img)); + m_label->setFrameStyle(QFrame::NoFrame); + m_label->resize(img.size()); + m_label->setVisible(true); + + QVBoxLayout layout; + layout.setSpacing(0); + layout.setContentsMargins(QMargins()); + layout.addWidget(m_label); + layout.setParent(m_widget); + m_widget->setLayout(&layout); + m_widget->resize(img.size()); +} + +void TouchHandleWidget::setBounds(const QRect &bounds) +{ + m_widget->setGeometry(bounds); +} + +void TouchHandleWidget::setVisible(bool visible) +{ + m_widget->setVisible(visible); +} + +void TouchHandleWidget::setOpacity(float opacity) +{ + m_opacityEffect->setOpacity(opacity); + m_widget->setGraphicsEffect(m_opacityEffect); +} +} // namespace QtWebEngineWidgetUI diff --git a/src/webenginewidgets/ui/touchhandlewidget_p.h b/src/webenginewidgets/ui/touchhandlewidget_p.h new file mode 100644 index 000000000..9f181c935 --- /dev/null +++ b/src/webenginewidgets/ui/touchhandlewidget_p.h @@ -0,0 +1,50 @@ +// 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 TOUCHHANDLEWIDGET_P_H +#define TOUCHHANDLEWIDGET_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 "touch_handle_drawable_client.h" + +#include <QImage> +#include <QMap> + +QT_BEGIN_NAMESPACE +class QGraphicsOpacityEffect; +class QLabel; +class QWebEngineView; +class QWidget; +QT_END_NAMESPACE + +namespace QtWebEngineWidgetUI { +class TouchHandleWidget : public QtWebEngineCore::TouchHandleDrawableDelegate +{ +public: + TouchHandleWidget(QWebEngineView *view, const QMap<int, QImage> &images); + ~TouchHandleWidget(); + + void setImage(int orientation) override; + void setBounds(const QRect &bounds) override; + void setVisible(bool visible) override; + void setOpacity(float opacity) override; + +private: + QWidget *m_widget; + QLabel *m_label; + QGraphicsOpacityEffect *m_opacityEffect; + QMap<int, QImage> m_images; +}; +} // namespace QtWebEngineWidgetUI + +#endif // TOUCHHANDLEWIDGET_P_H |