qt5base-lts/tests/auto/qwswindowsystem/tst_qwswindowsystem.cpp
Jyri Tahtela f9f395c28b Update licenseheader text in source files for qtbase Qt module
Updated version of LGPL and FDL licenseheaders.
Apply release phase licenseheaders for all source files.

Reviewed-by: Trust Me
2011-05-24 12:34:08 +03:00

655 lines
19 KiB
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/****************************************************************************
**
** Copyright (C) 2011 Nokia Corporation and/or its subsidiary(-ies).
** All rights reserved.
** Contact: Nokia Corporation (qt-info@nokia.com)
**
** This file is part of the test suite of the Qt Toolkit.
**
** $QT_BEGIN_LICENSE:LGPL$
** GNU Lesser General Public License Usage
** 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, Nokia gives you certain additional
** rights. These rights are described in the Nokia 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.
**
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** Alternatively, this file may be used in accordance with the terms and
** conditions contained in a signed written agreement between you and Nokia.
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** $QT_END_LICENSE$
**
****************************************************************************/
#include <QtTest/QtTest>
#ifdef Q_WS_QWS
//TESTED_CLASS=
//TESTED_FILES=gui/embedded/qwindowsystem_qws.h gui/embedded/qwindowsystem_qws.cpp
#include <qwindowsystem_qws.h>
#include <qpainter.h>
#include <qdesktopwidget.h>
#include <qdirectpainter_qws.h>
#include <qscreen_qws.h>
#include <private/qwindowsurface_qws_p.h>
class tst_QWSWindowSystem : public QObject
{
Q_OBJECT
public:
tst_QWSWindowSystem() {}
~tst_QWSWindowSystem() {}
private slots:
void initTestCase();
void showHideWindow();
void raiseLowerWindow();
void windowOpacity();
void directPainter();
void setMaxWindowRect();
void initialGeometry();
void WA_PaintOnScreen();
void toplevelMove();
void dontFlushUnitializedWindowSurfaces();
void task188025_data();
void task188025();
private:
QWSWindow* getWindow(int windId);
QColor bgColor;
};
class ColorWidget : public QWidget
{
public:
ColorWidget(const QColor &color = QColor(Qt::red), Qt::WindowFlags f = 0)
: QWidget(0, f | Qt::FramelessWindowHint), c(color) {}
QColor color() { return c; }
protected:
void paintEvent(QPaintEvent*) {
QPainter p(this);
p.fillRect(rect(), QBrush(c));
}
private:
QColor c;
};
void tst_QWSWindowSystem::initTestCase()
{
bgColor = QColor(Qt::green);
QWSServer *server = QWSServer::instance();
server->setBackground(bgColor);
}
QWSWindow* tst_QWSWindowSystem::getWindow(int winId)
{
QWSServer *server = QWSServer::instance();
foreach (QWSWindow *w, server->clientWindows()) {
if (w->winId() == winId)
return w;
}
return 0;
}
#define VERIFY_COLOR(rect, color) { \
const QPixmap pixmap = QPixmap::grabWindow(QDesktopWidget().winId(), \
rect.left(), rect.top(), \
rect.width(), rect.height()); \
QCOMPARE(pixmap.size(), rect.size()); \
QPixmap expectedPixmap(pixmap); /* ensure equal formats */ \
expectedPixmap.fill(color); \
QCOMPARE(pixmap, expectedPixmap); \
}
void tst_QWSWindowSystem::showHideWindow()
{
ColorWidget w;
const QRect rect(100, 100, 100, 100);
w.setGeometry(rect);
QApplication::processEvents();
QWSWindow *win = getWindow(w.winId());
QVERIFY(win);
QCOMPARE(win->requestedRegion(), QRegion());
QCOMPARE(win->allocatedRegion(), QRegion());
VERIFY_COLOR(rect, bgColor);
w.show();
QApplication::processEvents();
QApplication::sendPostedEvents(); // glib event loop workaround
QCOMPARE(win->requestedRegion(), QRegion(rect));
QCOMPARE(win->allocatedRegion(), QRegion(rect));
VERIFY_COLOR(rect, w.color());
w.hide();
QApplication::processEvents();
QCOMPARE(win->requestedRegion(), QRegion());
QCOMPARE(win->allocatedRegion(), QRegion());
VERIFY_COLOR(rect, bgColor);
}
void tst_QWSWindowSystem::raiseLowerWindow()
{
const QRect rect(100, 100, 100, 100);
ColorWidget w1(Qt::red);
w1.setGeometry(rect);
w1.show();
QApplication::processEvents();
ColorWidget w2(Qt::blue);
w2.setGeometry(rect);
w2.show();
QWSWindow *win1 = getWindow(w1.winId());
QWSWindow *win2 = getWindow(w2.winId());
QApplication::processEvents();
QApplication::sendPostedEvents(); // glib event loop workaround
QCOMPARE(win1->requestedRegion(), QRegion(rect));
QCOMPARE(win2->requestedRegion(), QRegion(rect));
QCOMPARE(win1->allocatedRegion(), QRegion());
QCOMPARE(win2->allocatedRegion(), QRegion(rect));
VERIFY_COLOR(rect, w2.color());
w1.raise();
QApplication::processEvents();
QCOMPARE(win1->requestedRegion(), QRegion(rect));
QCOMPARE(win2->requestedRegion(), QRegion(rect));
QCOMPARE(win1->allocatedRegion(), QRegion(rect));
QCOMPARE(win2->allocatedRegion(), QRegion());
VERIFY_COLOR(rect, w1.color());
w1.lower();
QApplication::processEvents();
QCOMPARE(win1->requestedRegion(), QRegion(rect));
QCOMPARE(win2->requestedRegion(), QRegion(rect));
QCOMPARE(win1->allocatedRegion(), QRegion());
QCOMPARE(win2->allocatedRegion(), QRegion(rect));
VERIFY_COLOR(rect, w2.color());
}
void tst_QWSWindowSystem::windowOpacity()
{
const QRect rect(100, 100, 100, 100);
ColorWidget w1(Qt::red);
w1.setGeometry(rect);
w1.show();
QWidget w2(0, Qt::FramelessWindowHint);
w2.setGeometry(rect);
w2.show();
w2.raise();
QWSWindow *win1 = getWindow(w1.winId());
QWSWindow *win2 = getWindow(w2.winId());
QApplication::processEvents();
QApplication::sendPostedEvents(); // glib event loop workaround
QCOMPARE(win1->allocatedRegion(), QRegion());
QCOMPARE(win2->allocatedRegion(), QRegion(rect));
VERIFY_COLOR(rect, w2.palette().color(w2.backgroundRole()));
// Make w2 transparent so both widgets are shown.
w2.setWindowOpacity(0.0);
QApplication::processEvents();
QCOMPARE(win1->allocatedRegion(), QRegion(rect));
QCOMPARE(win2->allocatedRegion(), QRegion(rect));
VERIFY_COLOR(rect, w1.color());
w2.setWindowOpacity(1.0);
QApplication::processEvents();
QCOMPARE(win1->allocatedRegion(), QRegion());
QCOMPARE(win2->allocatedRegion(), QRegion(rect));
VERIFY_COLOR(rect, w2.palette().color(w2.backgroundRole()));
// Use the palette to make w2 transparent
QPalette palette = w2.palette();
palette.setBrush(QPalette::All, QPalette::Background,
QColor(255, 255, 255, 0));
w2.setPalette(palette);
QApplication::processEvents();
QApplication::processEvents();
QCOMPARE(win1->allocatedRegion(), QRegion(rect));
QCOMPARE(win2->allocatedRegion(), QRegion(rect));
VERIFY_COLOR(rect, w1.color());
palette.setBrush(QPalette::All, QPalette::Background,
QColor(255, 255, 255, 255));
w2.setPalette(palette);
QApplication::processEvents();
QApplication::processEvents();
QApplication::processEvents();
QApplication::sendPostedEvents(); // glib event loop workaround
QCOMPARE(win1->allocatedRegion(), QRegion());
QCOMPARE(win2->allocatedRegion(), QRegion(rect));
VERIFY_COLOR(rect, QColor(255, 255, 255, 255));
}
void tst_QWSWindowSystem::directPainter()
{
const QRect rect(100, 100, 100, 100);
ColorWidget w(Qt::red);
w.setGeometry(rect);
w.show();
QWSWindow *win = getWindow(w.winId());
QApplication::processEvents();
QCOMPARE(win->allocatedRegion(), QRegion(rect));
// reserve screen area using the static functions
QDirectPainter::reserveRegion(QRegion(rect));
QApplication::processEvents();
QCOMPARE(win->allocatedRegion(), QRegion());
QCOMPARE(QDirectPainter::reservedRegion(), QRegion(rect));
QDirectPainter::reserveRegion(QRegion());
QApplication::processEvents();
QCOMPARE(win->allocatedRegion(), QRegion(rect));
QCOMPARE(QDirectPainter::reservedRegion(), QRegion());
// reserve screen area using a QDirectPainter object
{
QDirectPainter dp;
dp.setRegion(QRegion(rect));
dp.lower();
QWSWindow *dpWin = getWindow(dp.winId());
QApplication::processEvents();
QCOMPARE(win->allocatedRegion(), QRegion(rect));
QCOMPARE(dpWin->allocatedRegion(), QRegion());
w.lower();
QApplication::processEvents();
QCOMPARE(win->allocatedRegion(), QRegion());
QCOMPARE(dpWin->allocatedRegion(), QRegion(rect));
}
QApplication::processEvents();
QCOMPARE(win->allocatedRegion(), QRegion(rect));
VERIFY_COLOR(rect, w.color());
}
void tst_QWSWindowSystem::setMaxWindowRect()
{
QDesktopWidget *desktop = QApplication::desktop();
QSignalSpy spy(desktop, SIGNAL(workAreaResized(int)));
const QRect screenRect = desktop->screenGeometry();
QWidget w;
w.showMaximized();
QWidget w2;
QApplication::processEvents();
QCOMPARE(spy.count(), 0);
QCOMPARE(w.frameGeometry(), screenRect);
QRect available = QRect(screenRect.left(), screenRect.top(),
screenRect.right() + 1, screenRect.bottom() - 20 + 1);
QWSServer::setMaxWindowRect(available);
QApplication::processEvents();
QCOMPARE(spy.count(), 1);
QCOMPARE(desktop->availableGeometry(), available);
QCOMPARE(w.frameGeometry(), desktop->availableGeometry());
w.hide();
QApplication::processEvents();
QWSServer::setMaxWindowRect(screenRect);
QCOMPARE(spy.count(), 2);
w.show();
QVERIFY(w.isMaximized());
QCOMPARE(desktop->availableGeometry(), screenRect);
QCOMPARE(w.frameGeometry(), desktop->availableGeometry());
}
void tst_QWSWindowSystem::initialGeometry()
{
ColorWidget w(Qt::red);
w.setGeometry(100, 0, 50, 50);
w.show();
const QRect rect(10, 200, 100, 100);
w.setGeometry(rect);
QApplication::processEvents();
QApplication::sendPostedEvents(); // glib event loop workaround
QCOMPARE(w.frameGeometry(), rect);
VERIFY_COLOR(rect, QColor(Qt::red));
}
void tst_QWSWindowSystem::WA_PaintOnScreen()
{
ColorWidget w(Qt::red);
w.setAttribute(Qt::WA_PaintOnScreen);
QRect rect;
QVERIFY(w.testAttribute(Qt::WA_PaintOnScreen));
rect = QRect(10, 0, 50, 50);
w.setGeometry(rect);
w.show();
QApplication::processEvents();
QApplication::sendPostedEvents(); // glib event loop workaround
QWSWindowSurface *surface = static_cast<QWSWindowSurface*>(w.windowSurface());
QCOMPARE(surface->key(), QLatin1String("OnScreen"));
QVERIFY(w.testAttribute(Qt::WA_PaintOnScreen));
VERIFY_COLOR(rect, QColor(Qt::red));
// move
rect = QRect(10, 100, 50, 50);
w.setGeometry(rect);
QApplication::processEvents();
QApplication::sendPostedEvents(); // glib event loop workaround
VERIFY_COLOR(rect, QColor(Qt::red));
// resize
rect = QRect(10, 100, 60, 60);
w.setGeometry(rect);
QApplication::processEvents();
QApplication::sendPostedEvents(); // glib event loop workaround
VERIFY_COLOR(rect, QColor(Qt::red));
}
class DummyMoveSurface : public QWSSharedMemSurface
{
public:
DummyMoveSurface(QWidget *w) : QWSSharedMemSurface(w) {}
DummyMoveSurface() : QWSSharedMemSurface() {}
// doesn't do any move
QRegion move(const QPoint &, const QRegion &) {
return QRegion();
}
QString key() const { return QLatin1String("dummy"); }
};
class DummyScreen : public QScreen
{
private:
QScreen *s;
public:
DummyScreen() : QScreen(0), s(qt_screen) {
qt_screen = this;
w = s->width();
h = s->height();
dw = s->deviceWidth();
dh = s->deviceHeight();
d = s->depth();
data = s->base();
lstep = s->linestep();
physWidth = s->physicalWidth();
physHeight = s->physicalHeight();
setPixelFormat(s->pixelFormat());
}
~DummyScreen() {
qt_screen = s;
}
bool initDevice() { return s->initDevice(); }
bool connect(const QString &displaySpec) {
return s->connect(displaySpec);
}
void disconnect() { s->disconnect(); }
void setMode(int w, int h, int d) { s->setMode(w, h, d); }
void exposeRegion(QRegion r, int changing) {
s->exposeRegion(r, changing);
}
void blit(const QImage &img, const QPoint &topLeft, const QRegion &r) {
s->blit(img, topLeft, r);
}
void solidFill(const QColor &color, const QRegion &region) {
s->solidFill(color, region);
}
QWSWindowSurface* createSurface(const QString &key) const {
if (key == QLatin1String("dummy"))
return new DummyMoveSurface;
return s->createSurface(key);
}
};
void tst_QWSWindowSystem::toplevelMove()
{
{ // default move implementation, opaque window
ColorWidget w(Qt::red);
w.show();
w.setGeometry(50, 50, 50, 50);
QApplication::processEvents();
QApplication::sendPostedEvents(); // glib event loop workaround
VERIFY_COLOR(QRect(50, 50, 50, 50), w.color());
VERIFY_COLOR(QRect(100, 100, 50, 50), bgColor);
w.move(100, 100);
QApplication::processEvents();
VERIFY_COLOR(QRect(100, 100, 50, 50), w.color());
VERIFY_COLOR(QRect(50, 50, 50, 50), bgColor);
}
{ // default move implementation, non-opaque window
ColorWidget w(Qt::red);
w.setWindowOpacity(0.5);
w.show();
w.setGeometry(50, 50, 50, 50);
QApplication::processEvents();
// VERIFY_COLOR(QRect(50, 50, 50, 50), w.color());
VERIFY_COLOR(QRect(100, 100, 50, 50), bgColor);
w.move(100, 100);
QApplication::processEvents();
// VERIFY_COLOR(QRect(100, 100, 50, 50), w.color());
VERIFY_COLOR(QRect(50, 50, 50, 50), bgColor);
}
DummyScreen *screen = new DummyScreen;
{ // dummy accelerated move
ColorWidget w(Qt::red);
w.setWindowSurface(new DummyMoveSurface(&w));
w.show();
w.setGeometry(50, 50, 50, 50);
QApplication::processEvents();
QApplication::sendPostedEvents(); // glib event loop workaround
VERIFY_COLOR(QRect(50, 50, 50, 50), w.color());
VERIFY_COLOR(QRect(100, 100, 50, 50), bgColor);
w.move(100, 100);
QApplication::processEvents();
// QEXPECT_FAIL("", "Task 169976", Continue);
//VERIFY_COLOR(QRect(50, 50, 50, 50), w.color()); // unchanged
VERIFY_COLOR(QRect(100, 100, 50, 50), bgColor); // unchanged
}
delete screen;
}
static void fillWindowSurface(QWidget *w, const QColor &color)
{
QWindowSurface *s = w->windowSurface();
const QRect rect = s->rect(w);
s->beginPaint(rect);
QImage *img = s->buffer(w);
QPainter p(img);
p.fillRect(rect, color);
s->endPaint(rect);
}
void tst_QWSWindowSystem::dontFlushUnitializedWindowSurfaces()
{
QApplication::processEvents();
const QRect r(50, 50, 50, 50);
QDirectPainter p(0, QDirectPainter::ReservedSynchronous);
p.setRegion(r);
QCOMPARE(p.allocatedRegion(), QRegion(r));
{ // Opaque widget, tests the blitting path in QScreen::compose()
ColorWidget w(Qt::red);
w.setGeometry(r);
w.show();
QCOMPARE(w.visibleRegion(), QRegion());
// At this point w has a windowsurface but it's completely covered by
// the directpainter so nothing will be painted here and the
// windowsurface contains unitialized data.
QApplication::processEvents();
QCOMPARE(p.allocatedRegion(), QRegion(r));
QCOMPARE(w.visibleRegion(), QRegion());
fillWindowSurface(&w, Qt::black); // fill with "unitialized" data
p.setRegion(QRegion());
QCOMPARE(w.visibleRegion(), QRegion());
VERIFY_COLOR(r, bgColor); // don't blit uninitialized data
QTest::qWait(100);
QApplication::processEvents(); // get new clip region
QCOMPARE(w.visibleRegion().translated(w.geometry().topLeft()),
QRegion(r));
QApplication::processEvents(); // do paint
VERIFY_COLOR(r, w.color());
}
p.setRegion(r);
{ // Semi-transparent widget, tests the blending path in QScreen::compose()
ColorWidget w(Qt::red);
w.setGeometry(r);
w.setWindowOpacity(0.44);
w.show();
QCOMPARE(w.visibleRegion(), QRegion());
QApplication::processEvents();
QCOMPARE(p.allocatedRegion(), QRegion(r));
QCOMPARE(w.visibleRegion(), QRegion());
fillWindowSurface(&w, Qt::black); // fill with "unitialized" data
p.setRegion(QRegion());
QCOMPARE(w.visibleRegion(), QRegion());
VERIFY_COLOR(r, bgColor);
QTest::qWait(100);
QApplication::processEvents();
QCOMPARE(w.visibleRegion().translated(w.geometry().topLeft()),
QRegion(r));
QApplication::processEvents();
// compose expected color
QImage::Format screenFormat = QScreen::instance()->pixelFormat();
if (screenFormat == QImage::Format_Invalid)
screenFormat = QImage::Format_ARGB32_Premultiplied;
QImage img(1, 1, screenFormat);
{
QPainter p(&img);
p.fillRect(QRect(0, 0, 1, 1), bgColor);
p.setOpacity(w.windowOpacity());
#if 1
QImage colorImage(1,1, screenFormat);
{
QPainter urk(&colorImage);
urk.fillRect(QRect(0, 0, 1, 1), w.color());
}
p.drawImage(0,0,colorImage);
#else
p.fillRect(QRect(0, 0, 1, 1), w.color());
#endif
}
VERIFY_COLOR(r, img.pixel(0, 0));
}
}
void tst_QWSWindowSystem::task188025_data()
{
QTest::addColumn<int>("windowFlags");
QTest::newRow("normal") << 0;
QTest::newRow("paintonscreen") << int(Qt::WA_PaintOnScreen | Qt::Window);
}
void tst_QWSWindowSystem::task188025()
{
QFETCH(int, windowFlags);
QRect r(-25, 50, 50, 50);
ColorWidget w(Qt::red, Qt::WindowFlags(windowFlags));
w.setGeometry(r);
w.show();
QApplication::processEvents();
QApplication::sendPostedEvents(); // glib event loop workaround
const QRect visible(0, 50, 25, 50);
const QPoint topLeft = w.frameGeometry().topLeft();
QCOMPARE(w.visibleRegion(), QRegion(visible.translated(-topLeft)));
VERIFY_COLOR(visible, Qt::red);
w.setMask(QRect(25, 0, 25, 50));
QApplication::processEvents();
QCOMPARE(w.visibleRegion(), QRegion(visible.translated(-topLeft)));
VERIFY_COLOR(visible, Qt::red);
// extend widget to the right (mask prevents new geometry to be exposed)
r = r.adjusted(0, 0, 25, 0);
w.setGeometry(r);
QApplication::processEvents();
QCOMPARE(w.visibleRegion(), QRegion(visible.translated(-topLeft)));
VERIFY_COLOR(visible, Qt::red);
}
QTEST_MAIN(tst_QWSWindowSystem)
#include "tst_qwswindowsystem.moc"
#else // Q_WS_QWS
QTEST_NOOP_MAIN
#endif