diff options
Diffstat (limited to 'src/gui/kernel/qstylehints.cpp')
| -rw-r--r-- | src/gui/kernel/qstylehints.cpp | 32 |
1 files changed, 32 insertions, 0 deletions
diff --git a/src/gui/kernel/qstylehints.cpp b/src/gui/kernel/qstylehints.cpp index ecc2886a044..7ccf1d86b08 100644 --- a/src/gui/kernel/qstylehints.cpp +++ b/src/gui/kernel/qstylehints.cpp @@ -77,6 +77,7 @@ public: , m_keyboardInputInterval(-1) , m_cursorFlashTime(-1) , m_tabFocusBehavior(-1) + , m_uiEffects(-1) {} int m_mouseDoubleClickInterval; @@ -86,6 +87,7 @@ public: int m_keyboardInputInterval; int m_cursorFlashTime; int m_tabFocusBehavior; + int m_uiEffects; }; /*! @@ -451,4 +453,34 @@ bool QStyleHints::singleClickActivation() const return themeableHint(QPlatformTheme::ItemViewActivateItemOnSingleClick, QPlatformIntegration::ItemViewActivateItemOnSingleClick).toBool(); } +/*! + \property QStyleHints::useHoverEffects + \brief \c true if UI elements should use hover effects. This is the + standard behavior on desktop platforms with a mouse pointer, whereas + on touch platforms the overhead of hover event delivery can be avoided. + + \since 5.8 +*/ +bool QStyleHints::useHoverEffects() const +{ + Q_D(const QStyleHints); + return (d->m_uiEffects >= 0 ? + d->m_uiEffects : + themeableHint(QPlatformTheme::UiEffects, QPlatformIntegration::UiEffects).toInt()) & QPlatformTheme::HoverEffect; +} + +void QStyleHints::setUseHoverEffects(bool useHoverEffects) +{ + Q_D(QStyleHints); + if (d->m_uiEffects >= 0 && useHoverEffects == bool(d->m_uiEffects & QPlatformTheme::HoverEffect)) + return; + if (d->m_uiEffects == -1) + d->m_uiEffects = 0; + if (useHoverEffects) + d->m_uiEffects |= QPlatformTheme::HoverEffect; + else + d->m_uiEffects &= ~QPlatformTheme::HoverEffect; + emit useHoverEffectsChanged(useHoverEffects); +} + QT_END_NAMESPACE |