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-rw-r--r--tests/manual/dwmfeatures/testwidget.cpp179
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+/****************************************************************************
+ **
+ ** Copyright (C) 2013 Ivan Vizir <define-true-false@yandex.com>
+ ** Contact: http://www.qt-project.org/legal
+ **
+ ** This file is part of the test suite of the Qt Toolkit.
+ **
+ ** $QT_BEGIN_LICENSE:LGPL$
+ ** 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 Digia. For licensing terms and
+ ** conditions see http://qt.digia.com/licensing. For further information
+ ** use the contact form at http://qt.digia.com/contact-us.
+ **
+ ** GNU Lesser General Public License Usage
+ ** Alternatively, this file may be used under the terms of the GNU Lesser
+ ** General Public License version 2.1 as published by the Free Software
+ ** Foundation and appearing in the file LICENSE.LGPL included in the
+ ** packaging of this file. Please review the following information to
+ ** ensure the GNU Lesser General Public License version 2.1 requirements
+ ** will be met: http://www.gnu.org/licenses/old-licenses/lgpl-2.1.html.
+ **
+ ** In addition, as a special exception, Digia gives you certain additional
+ ** rights. These rights are described in the Digia Qt LGPL Exception
+ ** version 1.1, included in the file LGPL_EXCEPTION.txt in this package.
+ **
+ ** GNU General Public License Usage
+ ** Alternatively, this file may be used under the terms of the GNU
+ ** General Public License version 3.0 as published by the Free Software
+ ** Foundation and appearing in the file LICENSE.GPL included in the
+ ** packaging of this file. Please review the following information to
+ ** ensure the GNU General Public License version 3.0 requirements will be
+ ** met: http://www.gnu.org/copyleft/gpl.html.
+ **
+ **
+ ** $QT_END_LICENSE$
+ **
+ ****************************************************************************/
+
+#include "testwidget.h"
+#include "ui_testwidget.h"
+
+#include <QWinFunctions>
+#include <QWinEvent>
+#include <QDebug>
+#include <qt_windows.h>
+
+TestWidget::TestWidget(QWidget *parent) :
+ QWidget(parent),
+ ui(new Ui::TestWidget)
+{
+ ui->setupUi(this);
+
+ connect(ui->btnPeekDisallow, SIGNAL(clicked()), SLOT(onDisallowPeekClicked()));
+ connect(ui->btnPeekExclude, SIGNAL(clicked()), SLOT(onExcludeFromPeekClicked()));
+ connect(ui->radioFlipDefault, SIGNAL(clicked()), SLOT(onFlip3DPolicyChanged()));
+ connect(ui->radioFlipAbove, SIGNAL(clicked()), SLOT(onFlip3DPolicyChanged()));
+ connect(ui->radioFlipBelow, SIGNAL(clicked()), SLOT(onFlip3DPolicyChanged()));
+ connect(ui->btnFrameReset, SIGNAL(clicked()), SLOT(onResetGlassFrameClicked()));
+ connect(ui->frameTop, SIGNAL(valueChanged(int)), SLOT(onGlassMarginsChanged()));
+ connect(ui->frameRight, SIGNAL(valueChanged(int)), SLOT(onGlassMarginsChanged()));
+ connect(ui->frameBottom, SIGNAL(valueChanged(int)), SLOT(onGlassMarginsChanged()));
+ connect(ui->frameLeft, SIGNAL(valueChanged(int)), SLOT(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) {
+ QWinCompositionChangeEvent *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);
+}
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