| 1 | /**************************************************************************** |
|---|---|
| 2 | ** |
| 3 | ** Copyright (C) 2016 The Qt Company Ltd. |
| 4 | ** Contact: https://www.qt.io/licensing/ |
| 5 | ** |
| 6 | ** This file is part of the Qt Virtual Keyboard module of the Qt Toolkit. |
| 7 | ** |
| 8 | ** $QT_BEGIN_LICENSE:GPL$ |
| 9 | ** Commercial License Usage |
| 10 | ** Licensees holding valid commercial Qt licenses may use this file in |
| 11 | ** accordance with the commercial license agreement provided with the |
| 12 | ** Software or, alternatively, in accordance with the terms contained in |
| 13 | ** a written agreement between you and The Qt Company. For licensing terms |
| 14 | ** and conditions see https://www.qt.io/terms-conditions. For further |
| 15 | ** information use the contact form at https://www.qt.io/contact-us. |
| 16 | ** |
| 17 | ** GNU General Public License Usage |
| 18 | ** Alternatively, this file may be used under the terms of the GNU |
| 19 | ** General Public License version 3 or (at your option) any later version |
| 20 | ** approved by the KDE Free Qt Foundation. The licenses are as published by |
| 21 | ** the Free Software Foundation and appearing in the file LICENSE.GPL3 |
| 22 | ** included in the packaging of this file. Please review the following |
| 23 | ** information to ensure the GNU General Public License requirements will |
| 24 | ** be met: https://www.gnu.org/licenses/gpl-3.0.html. |
| 25 | ** |
| 26 | ** $QT_END_LICENSE$ |
| 27 | ** |
| 28 | ****************************************************************************/ |
| 29 | |
| 30 | #include <QtVirtualKeyboard/private/inputselectionhandle_p.h> |
| 31 | #include <QtVirtualKeyboard/private/desktopinputselectioncontrol_p.h> |
| 32 | |
| 33 | #include <QtCore/qcoreapplication.h> |
| 34 | #include <QtGui/QPainter> |
| 35 | |
| 36 | QT_BEGIN_NAMESPACE |
| 37 | namespace QtVirtualKeyboard { |
| 38 | InputSelectionHandle::InputSelectionHandle(DesktopInputSelectionControl *control, QWindow *eventWindow) |
| 39 | : QRasterWindow() |
| 40 | , m_control(control) |
| 41 | , m_eventWindow(eventWindow) |
| 42 | { |
| 43 | setFlags(Qt::ToolTip | |
| 44 | Qt::FramelessWindowHint | |
| 45 | Qt::WindowStaysOnTopHint | |
| 46 | Qt::WindowDoesNotAcceptFocus); |
| 47 | |
| 48 | QSurfaceFormat format; |
| 49 | format.setAlphaBufferSize(8); |
| 50 | setFormat(format); |
| 51 | } |
| 52 | |
| 53 | void InputSelectionHandle::applyImage(const QSize &windowSize) |
| 54 | { |
| 55 | resize(newSize: windowSize); |
| 56 | update(); // update paint device in case resize() did not resize. |
| 57 | } |
| 58 | |
| 59 | void InputSelectionHandle::paintEvent(QPaintEvent *pe) |
| 60 | { |
| 61 | Q_UNUSED(pe); |
| 62 | QPainter painter(this); |
| 63 | |
| 64 | Q_ASSERT(m_control); |
| 65 | QImage *img = m_control->handleImage(); |
| 66 | const QSize szDelta = size() - img->size(); |
| 67 | // center image onto window |
| 68 | painter.drawImage(p: QPoint(szDelta.width(), szDelta.height())/2, image: *img); |
| 69 | } |
| 70 | |
| 71 | bool InputSelectionHandle::event(QEvent *e) |
| 72 | { |
| 73 | switch (e->type()) |
| 74 | { |
| 75 | case QEvent::MouseButtonPress: |
| 76 | case QEvent::MouseButtonRelease: |
| 77 | case QEvent::MouseMove: |
| 78 | return QCoreApplication::sendEvent(receiver: m_eventWindow, event: e); |
| 79 | default: |
| 80 | break; |
| 81 | } |
| 82 | return QRasterWindow::event(event: e); |
| 83 | } |
| 84 | |
| 85 | } // namespace QtVirtualKeyboard |
| 86 | QT_END_NAMESPACE |
| 87 |