| /**************************************************************************** |
| ** |
| ** Copyright (C) 2016 Ivan Vizir <define-true-false@yandex.com> |
| ** Contact: https://www.qt.io/licensing/ |
| ** |
| ** This file is part of the test suite of the Qt Toolkit. |
| ** |
| ** $QT_BEGIN_LICENSE:GPL-EXCEPT$ |
| ** Commercial License Usage |
| ** Licensees holding valid commercial Qt licenses may use this file in |
| ** accordance with the commercial license agreement provided with the |
| ** Software or, alternatively, in accordance with the terms contained in |
| ** a written agreement between you and The Qt Company. For licensing terms |
| ** and conditions see https://www.qt.io/terms-conditions. For further |
| ** information use the contact form at https://www.qt.io/contact-us. |
| ** |
| ** GNU General Public License Usage |
| ** Alternatively, this file may be used under the terms of the GNU |
| ** General Public License version 3 as published by the Free Software |
| ** Foundation with exceptions as appearing in the file LICENSE.GPL3-EXCEPT |
| ** included in the packaging of this file. Please review the following |
| ** information to ensure the GNU General Public License requirements will |
| ** be met: https://www.gnu.org/licenses/gpl-3.0.html. |
| ** |
| ** $QT_END_LICENSE$ |
| ** |
| ****************************************************************************/ |
| |
| #include "testwidget.h" |
| #include "ui_testwidget.h" |
| |
| #include <QtWin> |
| #include <QWinEvent> |
| #include <QDebug> |
| #include <qt_windows.h> |
| |
| TestWidget::TestWidget(QWidget *parent) : |
| QWidget(parent), |
| ui(new Ui::TestWidget) |
| { |
| ui->setupUi(this); |
| |
| connect(ui->btnPeekDisallow, &QAbstractButton::clicked, this, &TestWidget::onDisallowPeekClicked); |
| connect(ui->btnPeekExclude, &QAbstractButton::clicked, this, &TestWidget::onExcludeFromPeekClicked); |
| connect(ui->radioFlipDefault, &QAbstractButton::clicked, this, &TestWidget::onFlip3DPolicyChanged); |
| connect(ui->radioFlipAbove, &QAbstractButton::clicked, this, &TestWidget::onFlip3DPolicyChanged); |
| connect(ui->radioFlipBelow, &QAbstractButton::clicked, this, &TestWidget::onFlip3DPolicyChanged); |
| connect(ui->btnFrameReset, &QAbstractButton::clicked, this, &TestWidget::onResetGlassFrameClicked); |
| connect(ui->frameTop, QOverload<int>::of(&QSpinBox::valueChanged), |
| this, &TestWidget::onGlassMarginsChanged); |
| connect(ui->frameRight, QOverload<int>::of(&QSpinBox::valueChanged), |
| this, &TestWidget::onGlassMarginsChanged); |
| connect(ui->frameBottom, QOverload<int>::of(&QSpinBox::valueChanged), |
| this, &TestWidget::onGlassMarginsChanged); |
| connect(ui->frameLeft, QOverload<int>::of(&QSpinBox::valueChanged), |
| this, &TestWidget::onGlassMarginsChanged); |
| } |
| |
| TestWidget::~TestWidget() |
| { |
| delete ui; |
| } |
| |
| void TestWidget::changeEvent(QEvent *e) |
| { |
| QWidget::changeEvent(e); |
| switch (e->type()) { |
| case QEvent::LanguageChange: |
| ui->retranslateUi(this); |
| break; |
| default: |
| break; |
| } |
| } |
| |
| bool TestWidget::event(QEvent *e) |
| { |
| if (e->type() == QWinEvent::CompositionChange) { |
| auto *event = static_cast<QWinCompositionChangeEvent *>(e); |
| qDebug() << "Composition state change: " << event->isCompositionEnabled(); |
| } else if (e->type() == QWinEvent::ThemeChange) { |
| qDebug() << "Theme change."; |
| } |
| return QWidget::event(e); |
| } |
| |
| void TestWidget::onDisallowPeekClicked() |
| { |
| QtWin::setWindowDisallowPeek(this, ui->btnPeekDisallow->isChecked()); |
| } |
| |
| void TestWidget::onExcludeFromPeekClicked() |
| { |
| QtWin::setWindowExcludedFromPeek(this, ui->btnPeekExclude->isChecked()); |
| } |
| |
| void TestWidget::onFlip3DPolicyChanged() |
| { |
| QtWin::WindowFlip3DPolicy policy; |
| if (ui->radioFlipAbove->isChecked()) |
| policy = QtWin::FlipExcludeAbove; |
| else if (ui->radioFlipBelow->isChecked()) |
| policy = QtWin::FlipExcludeBelow; |
| else |
| policy = QtWin::FlipDefault; |
| QtWin::setWindowFlip3DPolicy(this, policy); |
| } |
| |
| void TestWidget::onGlassMarginsChanged() |
| { |
| if (!QtWin::isCompositionEnabled()) |
| return; |
| |
| // what you see here is the only way to force widget to redraw itself |
| // so it actually redraws itself without caching and without any glitch |
| // but causes flickering :( |
| // and yes, update() and redraw() do nothing |
| |
| if (!testAttribute(Qt::WA_NoSystemBackground)) { |
| |
| QSize original = size(); |
| QSize modified = original; |
| modified.setWidth(original.height() + 1); |
| resize(modified); |
| |
| setAttribute(Qt::WA_NoSystemBackground); |
| QtWin::extendFrameIntoClientArea(this, |
| ui->frameTop->value(), |
| ui->frameRight->value(), |
| ui->frameBottom->value(), |
| ui->frameLeft->value()); |
| |
| resize(original); |
| |
| ui->groupBox_2->setAutoFillBackground(true); |
| ui->groupBox_3->setAutoFillBackground(true); |
| ui->groupBox_4->setAutoFillBackground(true); |
| } else { |
| QtWin::extendFrameIntoClientArea(this, |
| ui->frameLeft->value(), |
| ui->frameTop->value(), |
| ui->frameRight->value(), |
| ui->frameBottom->value()); |
| } |
| } |
| |
| void TestWidget::onResetGlassFrameClicked() |
| { |
| if (!testAttribute(Qt::WA_NoSystemBackground)) |
| return; |
| |
| ui->frameTop->setValue(0); |
| ui->frameRight->setValue(0); |
| ui->frameBottom->setValue(0); |
| ui->frameLeft->setValue(0); |
| |
| QtWin::resetExtendedFrame(this); |
| setAttribute(Qt::WA_NoSystemBackground, false); |
| |
| QSize original = size(); |
| QSize modified = original; |
| modified.setHeight(original.height() + 1); |
| resize(modified); |
| |
| ui->groupBox_2->setAutoFillBackground(false); |
| ui->groupBox_3->setAutoFillBackground(false); |
| ui->groupBox_4->setAutoFillBackground(false); |
| |
| resize(original); |
| } |