DALI_TYPE_REGISTRATION_END()
-const char* SCROLL_DIRECTION_NAME[] = {"Vertical", "Horizontal"};
-const char* INDICATOR_HEIGHT_POLICY_NAME[] = {"Variable", "Fixed"};
+const char* SCROLL_DIRECTION_NAME[] = {"VERTICAL", "HORIZONTAL"};
+const char* INDICATOR_HEIGHT_POLICY_NAME[] = {"VARIABLE", "FIXED"};
}
: Control( ControlBehaviour( CONTROL_BEHAVIOUR_DEFAULT ) ),
mIndicatorShowAlpha(1.0f),
mDirection(direction),
- mScrollableObject(WeakHandleBase()),
+ mScrollableObject(WeakHandle<Handle>()),
mPropertyScrollPosition(Property::INVALID_INDEX),
mPropertyMinScrollPosition(Property::INVALID_INDEX),
mPropertyMaxScrollPosition(Property::INVALID_INDEX),
mIndicatorHideDuration(DEFAULT_INDICATOR_HIDE_DURATION),
mTransientIndicatorDuration(DEFAULT_INDICATOR_TRANSIENT_DURATION),
mScrollStart(0.0f),
- mGestureDisplacement( Vector3::ZERO ),
+ mGestureDisplacement( Vector2::ZERO ),
mCurrentScrollPosition(0.0f),
- mIndicatorHeightPolicy(Toolkit::ScrollBar::Variable),
+ mIndicatorHeightPolicy(Toolkit::ScrollBar::VARIABLE),
mIndicatorFixedHeight(DEFAULT_INDICATOR_FIXED_HEIGHT),
mIndicatorMinimumHeight(DEFAULT_INDICATOR_MINIMUM_HEIGHT),
mIndicatorStartPadding(DEFAULT_INDICATOR_START_PADDING),
{
CreateDefaultIndicatorActor();
Self().SetProperty( Actor::Property::DRAW_MODE,DrawMode::OVERLAY_2D);
+
+ DevelControl::SetAccessibilityConstructor( Self(), []( Dali::Actor actor ) {
+ return std::unique_ptr< Dali::Accessibility::Accessible >(
+ new AccessibleImpl( actor, Dali::Accessibility::Role::SCROLL_BAR ) );
+ } );
}
void ScrollBar::SetScrollPropertySource( Handle handle, Property::Index propertyScrollPosition, Property::Index propertyMinScrollPosition, Property::Index propertyMaxScrollPosition, Property::Index propertyScrollContentSize )
&& propertyMaxScrollPosition != Property::INVALID_INDEX
&& propertyScrollContentSize != Property::INVALID_INDEX )
{
- mScrollableObject = WeakHandleBase(handle);
+ mScrollableObject = WeakHandle<Handle>(handle);
mPropertyScrollPosition = propertyScrollPosition;
mPropertyMinScrollPosition = propertyMinScrollPosition;
mPropertyMaxScrollPosition = propertyMaxScrollPosition;
mIndicatorFirstShow = true;
Self().Add( mIndicator );
- EnableGestureDetection( Gesture::Type( Gesture::Pan ) );
+ EnableGestureDetection( GestureType::Value( GestureType::PAN ) );
PanGestureDetector detector( GetPanGestureDetector() );
detector.DetachAll();
void ScrollBar::ApplyConstraints()
{
- Handle scrollableHandle = mScrollableObject.GetBaseHandle();
+ Handle scrollableHandle = mScrollableObject.GetHandle();
if( scrollableHandle )
{
}
// Set indicator height according to the indicator's height policy
- if(mIndicatorHeightPolicy == Toolkit::ScrollBar::Fixed)
+ if(mIndicatorHeightPolicy == Toolkit::ScrollBar::FIXED)
{
mIndicator.SetProperty( Actor::Property::SIZE, Vector2( Self().GetCurrentProperty< Vector3 >( Actor::Property::SIZE ).width, mIndicatorFixedHeight) );
}
{
mScrollPositionIntervals = positions;
- Handle scrollableHandle = mScrollableObject.GetBaseHandle();
+ Handle scrollableHandle = mScrollableObject.GetHandle();
if( scrollableHandle )
{
void ScrollBar::OnScrollPositionIntervalReached(PropertyNotification& source)
{
// Emit the signal to notify the scroll position crossing
- Handle scrollableHandle = mScrollableObject.GetBaseHandle();
+ Handle scrollableHandle = mScrollableObject.GetHandle();
if(scrollableHandle)
{
mScrollPositionIntervalReachedSignal.Emit( scrollableHandle.GetCurrentProperty< float >( mPropertyScrollPosition ) );
+ if (Self() == Dali::Accessibility::Accessible::GetCurrentlyHighlightedActor())
+ {
+ Control::Impl::GetAccessibilityObject(Self())->Emit(Dali::Accessibility::ObjectPropertyChangeEvent::VALUE);
+ }
}
}
bool ScrollBar::OnPanGestureProcessTick()
{
// Update the scroll position property.
- Handle scrollableHandle = mScrollableObject.GetBaseHandle();
+ Handle scrollableHandle = mScrollableObject.GetHandle();
if( scrollableHandle )
{
scrollableHandle.SetProperty(mPropertyScrollPosition, mCurrentScrollPosition);
void ScrollBar::OnPan( const PanGesture& gesture )
{
- Handle scrollableHandle = mScrollableObject.GetBaseHandle();
+ Handle scrollableHandle = mScrollableObject.GetHandle();
if(scrollableHandle)
{
Dali::Toolkit::ItemView itemView = Dali::Toolkit::ItemView::DownCast(scrollableHandle);
- switch(gesture.state)
+ switch(gesture.GetState())
{
- case Gesture::Started:
+ case Dali::GestureState::STARTED:
{
if( !mPanProcessTimer )
{
ShowIndicator();
mScrollStart = scrollableHandle.GetCurrentProperty< float >( mPropertyScrollPosition );
- mGestureDisplacement = Vector3::ZERO;
+ mGestureDisplacement = Vector2::ZERO;
mIsPanning = true;
break;
}
- case Gesture::Continuing:
+ case Dali::GestureState::CONTINUING:
{
- mGestureDisplacement.x += gesture.displacement.x;
- mGestureDisplacement.y += gesture.displacement.y;
+ mGestureDisplacement += gesture.GetDisplacement();
float minScrollPosition = scrollableHandle.GetCurrentProperty<float>( mPropertyMinScrollPosition );
float maxScrollPosition = scrollableHandle.GetCurrentProperty<float>( mPropertyMaxScrollPosition );
void ScrollBar::OnSizeSet( const Vector3& size )
{
- if(mIndicatorHeightPolicy == Toolkit::ScrollBar::Fixed)
+ if(mIndicatorHeightPolicy == Toolkit::ScrollBar::FIXED)
{
mIndicator.SetProperty( Actor::Property::SIZE, Vector2( size.width, mIndicatorFixedHeight ) );
}
{
mIndicatorFixedHeight = height;
- if(mIndicatorHeightPolicy == Toolkit::ScrollBar::Fixed)
+ if(mIndicatorHeightPolicy == Toolkit::ScrollBar::FIXED)
{
mIndicator.SetProperty( Actor::Property::SIZE, Vector2( Self().GetCurrentProperty< Vector3 >( Actor::Property::SIZE ).width, mIndicatorFixedHeight) );
}
void ScrollBar::OnScrollDirectionPropertySet( Property::Value propertyValue )
{
std::string directionName( propertyValue.Get<std::string>() );
- if(directionName == "Vertical")
+ if(directionName == "VERTICAL")
{
- SetScrollDirection(Toolkit::ScrollBar::Vertical);
+ SetScrollDirection(Toolkit::ScrollBar::VERTICAL);
}
- else if(directionName == "Horizontal")
+ else if(directionName == "HORIZONTAL")
{
- SetScrollDirection(Toolkit::ScrollBar::Horizontal);
+ SetScrollDirection(Toolkit::ScrollBar::HORIZONTAL);
}
else
{
void ScrollBar::OnIndicatorHeightPolicyPropertySet( Property::Value propertyValue )
{
std::string policyName( propertyValue.Get<std::string>() );
- if(policyName == "Variable")
+ if(policyName == "VARIABLE")
{
- SetIndicatorHeightPolicy(Toolkit::ScrollBar::Variable);
+ SetIndicatorHeightPolicy(Toolkit::ScrollBar::VARIABLE);
}
- else if(policyName == "Fixed")
+ else if(policyName == "FIXED")
{
- SetIndicatorHeightPolicy(Toolkit::ScrollBar::Fixed);
+ SetIndicatorHeightPolicy(Toolkit::ScrollBar::FIXED);
}
else
{
}
case Toolkit::ScrollBar::Property::SCROLL_POSITION_INTERVALS:
{
- Property::Array* array = value.GetArray();
+ const Property::Array* array = value.GetArray();
if( array )
{
Dali::Vector<float> positions;
return handle;
}
+double ScrollBar::AccessibleImpl::GetMinimum()
+{
+ auto p = Toolkit::ScrollBar::DownCast( self );
+ Handle scrollableHandle = GetImpl( p ).mScrollableObject.GetHandle();
+ return scrollableHandle ? scrollableHandle.GetCurrentProperty< float >( GetImpl( p ).mPropertyMinScrollPosition ) : 0.0f;
+}
+
+double ScrollBar::AccessibleImpl::GetCurrent()
+{
+ auto p = Toolkit::ScrollBar::DownCast( self );
+ Handle scrollableHandle = GetImpl( p ).mScrollableObject.GetHandle();
+ return scrollableHandle ? scrollableHandle.GetCurrentProperty< float >( GetImpl( p ).mPropertyScrollPosition ) : 0.0f;
+}
+
+double ScrollBar::AccessibleImpl::GetMaximum()
+{
+ auto p = Toolkit::ScrollBar::DownCast( self );
+ Handle scrollableHandle = GetImpl( p ).mScrollableObject.GetHandle();
+ return scrollableHandle ? scrollableHandle.GetCurrentProperty< float >( GetImpl( p ).mPropertyMaxScrollPosition ) : 1.0f;
+}
+
+bool ScrollBar::AccessibleImpl::SetCurrent( double current )
+{
+ if( current < GetMinimum() || current > GetMaximum() )
+ return false;
+
+ auto value_before = GetCurrent();
+
+ auto p = Toolkit::ScrollBar::DownCast( self );
+ Handle scrollableHandle = GetImpl( p ).mScrollableObject.GetHandle();
+ if( !scrollableHandle )
+ return false;
+ scrollableHandle.SetProperty( GetImpl( p ).mPropertyScrollPosition, static_cast< float >( current ) );
+
+ auto value_after = GetCurrent();
+
+ if( ( current != value_before ) && ( value_before == value_after ) )
+ return false;
+
+ return true;
+}
+
+double ScrollBar::AccessibleImpl::GetMinimumIncrement() { return 1.0; }
+
} // namespace Internal
} // namespace Toolkit