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39 
40 #ifndef QTESTHELPERS_P_H
41 #define QTESTHELPERS_P_H
42 
43 //
44 //  W A R N I N G
45 //  -------------
46 //
47 // This file is not part of the Qt API.  It exists purely as an
48 // implementation detail.  This header file may change from version to
49 // version without notice, or even be removed.
50 //
51 // We mean it.
52 //
53 
54 #include <QtCore/QFile>
55 #include <QtCore/QString>
56 #include <QtCore/QChar>
57 #include <QtCore/QPoint>
58 
59 #ifdef QT_GUI_LIB
60 #include <QtGui/QGuiApplication>
61 #include <QtGui/QScreen>
62 #endif
63 
64 #ifdef QT_WIDGETS_LIB
65 #include <QtWidgets/QWidget>
66 #endif
67 
68 QT_BEGIN_NAMESPACE
69 
70 namespace QTestPrivate {
71 
canHandleUnicodeFileNames()72 static inline bool canHandleUnicodeFileNames()
73 {
74 #if defined(Q_OS_WIN)
75     return true;
76 #else
77     // Check for UTF-8 by converting the Euro symbol (see tst_utf8)
78     return QFile::encodeName(QString(QChar(0x20AC))) == QByteArrayLiteral("\342\202\254");
79 #endif
80 }
81 
82 #ifdef QT_WIDGETS_LIB
centerOnScreen(QWidget * w,const QSize & size)83 static inline void centerOnScreen(QWidget *w, const QSize &size)
84 {
85     const QPoint offset = QPoint(size.width() / 2, size.height() / 2);
86     w->move(QGuiApplication::primaryScreen()->availableGeometry().center() - offset);
87 }
88 
centerOnScreen(QWidget * w)89 static inline void centerOnScreen(QWidget *w)
90 {
91     centerOnScreen(w, w->geometry().size());
92 }
93 
94 /*! \internal
95 
96     Make a widget frameless to prevent size constraints of title bars from interfering (Windows).
97 */
setFrameless(QWidget * w)98 static inline void setFrameless(QWidget *w)
99 {
100     Qt::WindowFlags flags = w->windowFlags();
101     flags |= Qt::FramelessWindowHint;
102     flags &= ~(Qt::WindowTitleHint | Qt::WindowSystemMenuHint
103              | Qt::WindowMinMaxButtonsHint | Qt::WindowCloseButtonHint);
104     w->setWindowFlags(flags);
105 }
106 #endif // QT_WIDGETS_LIB
107 
108 } // namespace QTestPrivate
109 
110 QT_END_NAMESPACE
111 
112 #endif // QTESTHELPERS_P_H
113