| /**************************************************************************** |
| ** |
| ** Copyright (C) 2015 The Qt Company Ltd. |
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| ** |
| ** This file is part of the QtTest module of the Qt Toolkit. |
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| ** $QT_BEGIN_LICENSE:LGPL21$ |
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| ****************************************************************************/ |
| |
| #ifndef QTESTSYSTEM_H |
| #define QTESTSYSTEM_H |
| |
| #include <QtTest/qtestcase.h> |
| #include <QtCore/qcoreapplication.h> |
| #include <QtCore/qelapsedtimer.h> |
| #ifdef QT_GUI_LIB |
| # include <QtGui/QWindow> |
| #endif |
| #ifdef QT_WIDGETS_LIB |
| # include <QtWidgets/QWidget> |
| #endif |
| |
| QT_BEGIN_NAMESPACE |
| |
| namespace QTest |
| { |
| Q_DECL_UNUSED inline static void qWait(int ms) |
| { |
| Q_ASSERT(QCoreApplication::instance()); |
| |
| QElapsedTimer timer; |
| timer.start(); |
| do { |
| QCoreApplication::processEvents(QEventLoop::AllEvents, ms); |
| QCoreApplication::sendPostedEvents(0, QEvent::DeferredDelete); |
| QTest::qSleep(10); |
| } while (timer.elapsed() < ms); |
| } |
| |
| #ifdef QT_GUI_LIB |
| inline static bool qWaitForWindowActive(QWindow *window, int timeout = 5000) |
| { |
| QElapsedTimer timer; |
| timer.start(); |
| while (!window->isActive()) { |
| int remaining = timeout - int(timer.elapsed()); |
| if (remaining <= 0) |
| break; |
| QCoreApplication::processEvents(QEventLoop::AllEvents, remaining); |
| QCoreApplication::sendPostedEvents(0, QEvent::DeferredDelete); |
| QTest::qSleep(10); |
| } |
| // Try ensuring the platform window receives the real position. |
| // (i.e. that window->pos() reflects reality) |
| // isActive() ( == FocusIn in case of X) does not guarantee this. It seems some WMs randomly |
| // send the final ConfigureNotify (the one with the non-bogus 0,0 position) after the FocusIn. |
| // If we just let things go, every mapTo/FromGlobal call the tests perform directly after |
| // qWaitForWindowShown() will generate bogus results. |
| if (window->isActive()) { |
| int waitNo = 0; // 0, 0 might be a valid position after all, so do not wait for ever |
| while (window->position().isNull()) { |
| if (waitNo++ > timeout / 10) |
| break; |
| qWait(10); |
| } |
| } |
| return window->isActive(); |
| } |
| |
| inline static bool qWaitForWindowExposed(QWindow *window, int timeout = 5000) |
| { |
| QElapsedTimer timer; |
| timer.start(); |
| while (!window->isExposed()) { |
| int remaining = timeout - int(timer.elapsed()); |
| if (remaining <= 0) |
| break; |
| QCoreApplication::processEvents(QEventLoop::AllEvents, remaining); |
| QCoreApplication::sendPostedEvents(0, QEvent::DeferredDelete); |
| QTest::qSleep(10); |
| } |
| return window->isExposed(); |
| } |
| #endif |
| |
| #ifdef QT_WIDGETS_LIB |
| inline static bool qWaitForWindowActive(QWidget *widget, int timeout = 1000) |
| { |
| if (QWindow *window = widget->windowHandle()) |
| return qWaitForWindowActive(window, timeout); |
| return false; |
| } |
| |
| inline static bool qWaitForWindowExposed(QWidget *widget, int timeout = 1000) |
| { |
| if (QWindow *window = widget->windowHandle()) |
| return qWaitForWindowExposed(window, timeout); |
| return false; |
| } |
| #endif |
| |
| #if QT_DEPRECATED_SINCE(5, 0) |
| # ifdef QT_WIDGETS_LIB |
| QT_DEPRECATED inline static bool qWaitForWindowShown(QWidget *widget, int timeout = 1000) |
| { |
| return qWaitForWindowExposed(widget, timeout); |
| } |
| # endif // QT_WIDGETS_LIB |
| #endif // QT_DEPRECATED_SINCE(5, 0) |
| } |
| |
| QT_END_NAMESPACE |
| |
| #endif |
| |