2 * Copyright (c) 2017 Samsung Electronics Co., Ltd.
4 * Licensed under the Apache License, Version 2.0 (the "License");
5 * you may not use this file except in compliance with the License.
6 * You may obtain a copy of the License at
8 * http://www.apache.org/licenses/LICENSE-2.0
10 * Unless required by applicable law or agreed to in writing, software
11 * distributed under the License is distributed on an "AS IS" BASIS,
12 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
13 * See the License for the specific language governing permissions and
14 * limitations under the License.
19 #include <dali-toolkit/internal/controls/scroll-bar/scroll-bar-impl.h>
22 #include <cstring> // for strcmp
23 #include <dali/public-api/animation/constraint.h>
24 #include <dali/public-api/animation/constraints.h>
25 #include <dali/public-api/images/resource-image.h>
26 #include <dali/public-api/object/type-registry.h>
27 #include <dali/public-api/object/property-array.h>
28 #include <dali/public-api/object/type-registry-helper.h>
29 #include <dali/integration-api/debug.h>
32 #include <dali-toolkit/internal/controls/scrollable/item-view/item-view-impl.h>
33 #include <dali-toolkit/public-api/controls/image-view/image-view.h>
40 const char* DEFAULT_INDICATOR_IMAGE_PATH = DALI_IMAGE_DIR "popup_scroll.9.png";
41 const float DEFAULT_SLIDER_DEPTH(1.0f);
42 const float DEFAULT_INDICATOR_SHOW_DURATION(0.5f);
43 const float DEFAULT_INDICATOR_HIDE_DURATION(0.5f);
44 const float DEFAULT_PAN_GESTURE_PROCESS_TIME(16.7f); // 16.7 milliseconds, i.e. one frame
45 const float DEFAULT_INDICATOR_FIXED_HEIGHT(80.0f);
46 const float DEFAULT_INDICATOR_MINIMUM_HEIGHT(0.0f);
47 const float DEFAULT_INDICATOR_START_PADDING(0.0f);
48 const float DEFAULT_INDICATOR_END_PADDING(0.0f);
51 * Indicator size constraint
52 * Indicator size depends on both indicator's parent size and the scroll content size
54 struct IndicatorSizeConstraint
57 * @param[in] minimumHeight The minimum height for the indicator
58 * @param[in] padding The sum of the padding at the start & end of the indicator
60 IndicatorSizeConstraint( float minimumHeight, float padding )
61 : mMinimumHeight( minimumHeight ),
68 * @param[in] current The current indicator size
69 * @param[in] parentSizeProperty The parent size of scroll indicator.
70 * @return The new scroll indicator size.
72 void operator()( Vector3& current, const PropertyInputContainer& inputs )
74 const Vector3& parentSize = inputs[0]->GetVector3();
75 const float contentSize = inputs[1]->GetFloat();
77 // Take into account padding that may exist at the beginning and end of the indicator.
78 const float parentHeightMinusPadding = parentSize.height - mPadding;
80 float height = contentSize > parentHeightMinusPadding ?
81 parentHeightMinusPadding * ( parentHeightMinusPadding / contentSize ) :
82 parentHeightMinusPadding * ( ( parentHeightMinusPadding - contentSize * 0.5f ) / parentHeightMinusPadding );
84 current.y = std::max( mMinimumHeight, height );
92 * Indicator position constraint
93 * Positions the indicator to reflect the current scroll position within the scroll domain.
95 struct IndicatorPositionConstraint
98 * @param[in] startPadding The padding at the start of the indicator
99 * @param[in] endPadding The padding at the end of the indicator
101 IndicatorPositionConstraint( float startPadding, float endPadding )
102 : mStartPadding( startPadding ),
103 mEndPadding( endPadding )
108 * Constraint operator
109 * @param[in,out] current The current indicator position
110 * @param[in] inputs Contains the size of indicator, the size of indicator's parent, and the scroll position of the scrollable container (from 0.0 -> 1.0 in each axis)
111 * @return The new indicator position is returned.
113 void operator()( Vector3& current, const PropertyInputContainer& inputs )
115 const Vector3& indicatorSize = inputs[0]->GetVector3();
116 const Vector3& parentSize = inputs[1]->GetVector3();
117 const float scrollPosition = -inputs[2]->GetFloat();
118 const float minimumScrollPosition = inputs[3]->GetFloat();
119 const float maximumScrollPosition = inputs[4]->GetFloat();
121 // Take into account padding that may exist at the beginning and end of the indicator.
122 const float parentHeightMinusPadding = parentSize.height - ( mStartPadding + mEndPadding );
124 float relativePosition = std::max( 0.0f, std::min( 1.0f, ( scrollPosition - minimumScrollPosition ) / ( maximumScrollPosition - minimumScrollPosition ) ) );
125 current.y = mStartPadding + ( parentHeightMinusPadding - indicatorSize.height ) * relativePosition;
126 current.z = DEFAULT_SLIDER_DEPTH;
133 } // unnamed namespace
147 using namespace Dali;
151 return Toolkit::ScrollBar::New();
154 // Setup properties, signals and actions using the type-registry.
155 DALI_TYPE_REGISTRATION_BEGIN( Toolkit::ScrollBar, Toolkit::Control, Create );
157 DALI_PROPERTY_REGISTRATION( Toolkit, ScrollBar, "scrollDirection", STRING, SCROLL_DIRECTION )
158 DALI_PROPERTY_REGISTRATION( Toolkit, ScrollBar, "indicatorHeightPolicy", STRING, INDICATOR_HEIGHT_POLICY )
159 DALI_PROPERTY_REGISTRATION( Toolkit, ScrollBar, "indicatorFixedHeight", FLOAT, INDICATOR_FIXED_HEIGHT )
160 DALI_PROPERTY_REGISTRATION( Toolkit, ScrollBar, "indicatorShowDuration", FLOAT, INDICATOR_SHOW_DURATION )
161 DALI_PROPERTY_REGISTRATION( Toolkit, ScrollBar, "indicatorHideDuration", FLOAT, INDICATOR_HIDE_DURATION )
162 DALI_PROPERTY_REGISTRATION( Toolkit, ScrollBar, "scrollPositionIntervals", ARRAY, SCROLL_POSITION_INTERVALS )
163 DALI_PROPERTY_REGISTRATION( Toolkit, ScrollBar, "indicatorMinimumHeight", FLOAT, INDICATOR_MINIMUM_HEIGHT )
164 DALI_PROPERTY_REGISTRATION( Toolkit, ScrollBar, "indicatorStartPadding", FLOAT, INDICATOR_START_PADDING )
165 DALI_PROPERTY_REGISTRATION( Toolkit, ScrollBar, "indicatorEndPadding", FLOAT, INDICATOR_END_PADDING )
167 DALI_SIGNAL_REGISTRATION( Toolkit, ScrollBar, "panFinished", PAN_FINISHED_SIGNAL )
168 DALI_SIGNAL_REGISTRATION( Toolkit, ScrollBar, "scrollPositionIntervalReached", SCROLL_POSITION_INTERVAL_REACHED_SIGNAL )
170 DALI_TYPE_REGISTRATION_END()
172 const char* SCROLL_DIRECTION_NAME[] = {"Vertical", "Horizontal"};
173 const char* INDICATOR_HEIGHT_POLICY_NAME[] = {"Variable", "Fixed"};
177 ScrollBar::ScrollBar(Toolkit::ScrollBar::Direction direction)
178 : Control( ControlBehaviour( CONTROL_BEHAVIOUR_DEFAULT ) ),
179 mIndicatorShowAlpha(1.0f),
180 mDirection(direction),
181 mScrollableObject(WeakHandleBase()),
182 mPropertyScrollPosition(Property::INVALID_INDEX),
183 mPropertyMinScrollPosition(Property::INVALID_INDEX),
184 mPropertyMaxScrollPosition(Property::INVALID_INDEX),
185 mPropertyScrollContentSize(Property::INVALID_INDEX),
186 mIndicatorShowDuration(DEFAULT_INDICATOR_SHOW_DURATION),
187 mIndicatorHideDuration(DEFAULT_INDICATOR_HIDE_DURATION),
189 mCurrentScrollPosition(0.0f),
190 mIndicatorHeightPolicy(Toolkit::ScrollBar::Variable),
191 mIndicatorFixedHeight(DEFAULT_INDICATOR_FIXED_HEIGHT),
192 mIndicatorMinimumHeight(DEFAULT_INDICATOR_MINIMUM_HEIGHT),
193 mIndicatorStartPadding(DEFAULT_INDICATOR_START_PADDING),
194 mIndicatorEndPadding(DEFAULT_INDICATOR_END_PADDING),
196 mIndicatorFirstShow(true)
200 ScrollBar::~ScrollBar()
204 void ScrollBar::OnInitialize()
206 CreateDefaultIndicatorActor();
207 Self().SetDrawMode(DrawMode::OVERLAY_2D);
210 void ScrollBar::SetScrollPropertySource( Handle handle, Property::Index propertyScrollPosition, Property::Index propertyMinScrollPosition, Property::Index propertyMaxScrollPosition, Property::Index propertyScrollContentSize )
213 && propertyScrollPosition != Property::INVALID_INDEX
214 && propertyMinScrollPosition != Property::INVALID_INDEX
215 && propertyMaxScrollPosition != Property::INVALID_INDEX
216 && propertyScrollContentSize != Property::INVALID_INDEX )
218 mScrollableObject = WeakHandleBase(handle);
219 mPropertyScrollPosition = propertyScrollPosition;
220 mPropertyMinScrollPosition = propertyMinScrollPosition;
221 mPropertyMaxScrollPosition = propertyMaxScrollPosition;
222 mPropertyScrollContentSize = propertyScrollContentSize;
228 DALI_LOG_ERROR("Can not set empty handle of source object or invalid source property index\n");
232 void ScrollBar::CreateDefaultIndicatorActor()
234 Toolkit::ImageView indicator = Toolkit::ImageView::New( DEFAULT_INDICATOR_IMAGE_PATH );
235 indicator.SetParentOrigin( ParentOrigin::TOP_LEFT );
236 indicator.SetAnchorPoint( AnchorPoint::TOP_LEFT );
238 SetScrollIndicator(indicator);
241 void ScrollBar::SetScrollIndicator( Actor indicator )
243 // Don't allow empty handle
246 // Remove current Indicator
249 Self().Remove( mIndicator );
251 mIndicator = indicator;
252 mIndicatorFirstShow = true;
253 Self().Add( mIndicator );
255 EnableGestureDetection( Gesture::Type( Gesture::Pan ) );
257 PanGestureDetector detector( GetPanGestureDetector() );
258 detector.DetachAll();
259 detector.Attach( mIndicator );
261 unsigned int childCount = mIndicator.GetChildCount();
262 for ( unsigned int index = 0; index < childCount; index++ )
264 Actor child = mIndicator.GetChildAt( index );
267 detector.Attach( child );
273 DALI_LOG_ERROR("Empty handle of scroll indicator\n");
277 Actor ScrollBar::GetScrollIndicator()
282 void ScrollBar::ApplyConstraints()
284 Handle scrollableHandle = mScrollableObject.GetBaseHandle();
286 if( scrollableHandle )
288 if(mIndicatorSizeConstraint)
290 mIndicatorSizeConstraint.Remove();
293 // Set indicator height according to the indicator's height policy
294 if(mIndicatorHeightPolicy == Toolkit::ScrollBar::Fixed)
296 mIndicator.SetSize(Self().GetCurrentSize().width, mIndicatorFixedHeight);
300 mIndicatorSizeConstraint = Constraint::New<Vector3>( mIndicator, Actor::Property::SIZE,
301 IndicatorSizeConstraint( mIndicatorMinimumHeight, mIndicatorStartPadding + mIndicatorEndPadding ) );
302 mIndicatorSizeConstraint.AddSource( ParentSource( Actor::Property::SIZE ) );
303 mIndicatorSizeConstraint.AddSource( Source( scrollableHandle, mPropertyScrollContentSize ) );
304 mIndicatorSizeConstraint.Apply();
307 if(mIndicatorPositionConstraint)
309 mIndicatorPositionConstraint.Remove();
312 mIndicatorPositionConstraint = Constraint::New<Vector3>( mIndicator, Actor::Property::POSITION,
313 IndicatorPositionConstraint( mIndicatorStartPadding, mIndicatorEndPadding ) );
314 mIndicatorPositionConstraint.AddSource( LocalSource( Actor::Property::SIZE ) );
315 mIndicatorPositionConstraint.AddSource( ParentSource( Actor::Property::SIZE ) );
316 mIndicatorPositionConstraint.AddSource( Source( scrollableHandle, mPropertyScrollPosition ) );
317 mIndicatorPositionConstraint.AddSource( Source( scrollableHandle, mPropertyMinScrollPosition ) );
318 mIndicatorPositionConstraint.AddSource( Source( scrollableHandle, mPropertyMaxScrollPosition ) );
319 mIndicatorPositionConstraint.Apply();
323 void ScrollBar::SetScrollPositionIntervals( const Dali::Vector<float>& positions )
325 mScrollPositionIntervals = positions;
327 Handle scrollableHandle = mScrollableObject.GetBaseHandle();
329 if( scrollableHandle )
331 if( mPositionNotification )
333 scrollableHandle.RemovePropertyNotification(mPositionNotification);
336 mPositionNotification = scrollableHandle.AddPropertyNotification( mPropertyScrollPosition, VariableStepCondition(mScrollPositionIntervals) );
337 mPositionNotification.NotifySignal().Connect( this, &ScrollBar::OnScrollPositionIntervalReached );
341 Dali::Vector<float> ScrollBar::GetScrollPositionIntervals() const
343 return mScrollPositionIntervals;
346 void ScrollBar::OnScrollPositionIntervalReached(PropertyNotification& source)
348 // Emit the signal to notify the scroll position crossing
349 Handle scrollableHandle = mScrollableObject.GetBaseHandle();
352 mScrollPositionIntervalReachedSignal.Emit(scrollableHandle.GetProperty<float>(mPropertyScrollPosition));
356 void ScrollBar::ShowIndicator()
358 // Cancel any animation
365 if( mIndicatorFirstShow )
367 // Preserve the alpha value from the stylesheet
368 mIndicatorShowAlpha = Self().GetCurrentColor().a;
369 mIndicatorFirstShow = false;
372 if(mIndicatorShowDuration > 0.0f)
374 mAnimation = Animation::New( mIndicatorShowDuration );
375 mAnimation.AnimateTo( Property( mIndicator, Actor::Property::COLOR_ALPHA ), mIndicatorShowAlpha, AlphaFunction::EASE_IN );
380 mIndicator.SetOpacity(mIndicatorShowAlpha);
384 void ScrollBar::HideIndicator()
386 // Cancel any animation
393 if(mIndicatorHideDuration > 0.0f)
395 mAnimation = Animation::New( mIndicatorHideDuration );
396 mAnimation.AnimateTo( Property( mIndicator, Actor::Property::COLOR_ALPHA ), 0.0f, AlphaFunction::EASE_IN );
401 mIndicator.SetOpacity(0.0f);
405 bool ScrollBar::OnPanGestureProcessTick()
407 // Update the scroll position property.
408 Handle scrollableHandle = mScrollableObject.GetBaseHandle();
409 if( scrollableHandle )
411 scrollableHandle.SetProperty(mPropertyScrollPosition, mCurrentScrollPosition);
417 void ScrollBar::OnPan( const PanGesture& gesture )
419 Handle scrollableHandle = mScrollableObject.GetBaseHandle();
423 Dali::Toolkit::ItemView itemView = Dali::Toolkit::ItemView::DownCast(scrollableHandle);
425 switch(gesture.state)
427 case Gesture::Started:
429 if( !mPanProcessTimer )
431 // Make sure the pan gesture is only being processed once per frame.
432 mPanProcessTimer = Timer::New( DEFAULT_PAN_GESTURE_PROCESS_TIME );
433 mPanProcessTimer.TickSignal().Connect( this, &ScrollBar::OnPanGestureProcessTick );
434 mPanProcessTimer.Start();
438 mScrollStart = scrollableHandle.GetProperty<float>(mPropertyScrollPosition);
439 mGestureDisplacement = Vector3::ZERO;
444 case Gesture::Continuing:
446 mGestureDisplacement.x += gesture.displacement.x;
447 mGestureDisplacement.y += gesture.displacement.y;
449 float minScrollPosition = scrollableHandle.GetProperty<float>( mPropertyMinScrollPosition );
450 float maxScrollPosition = scrollableHandle.GetProperty<float>( mPropertyMaxScrollPosition );
452 // The domain size is the internal range
453 float domainSize = maxScrollPosition - minScrollPosition;
454 float logicalSize = Self().GetCurrentSize().y - ( mIndicator.GetCurrentSize().y + mIndicatorStartPadding + mIndicatorEndPadding );
456 mCurrentScrollPosition = mScrollStart - ( ( mGestureDisplacement.y * domainSize ) / logicalSize );
457 mCurrentScrollPosition = -std::min( maxScrollPosition, std::max( -mCurrentScrollPosition, minScrollPosition ) );
465 if( mPanProcessTimer )
467 // Destroy the timer when pan gesture is finished.
468 mPanProcessTimer.Stop();
469 mPanProcessTimer.TickSignal().Disconnect( this, &ScrollBar::OnPanGestureProcessTick );
470 mPanProcessTimer.Reset();
475 // Refresh the ItemView cache with extra items
476 GetImpl(itemView).DoRefresh(mCurrentScrollPosition, true);
479 mPanFinishedSignal.Emit();
487 // Disable automatic refresh in ItemView during fast scrolling
488 GetImpl(itemView).SetRefreshEnabled(!mIsPanning);
493 void ScrollBar::OnSizeSet( const Vector3& size )
495 if(mIndicatorHeightPolicy == Toolkit::ScrollBar::Fixed)
497 mIndicator.SetSize(size.width, mIndicatorFixedHeight);
500 Control::OnSizeSet( size );
503 void ScrollBar::SetScrollDirection( Toolkit::ScrollBar::Direction direction )
505 mDirection = direction;
508 Toolkit::ScrollBar::Direction ScrollBar::GetScrollDirection() const
513 void ScrollBar::SetIndicatorHeightPolicy( Toolkit::ScrollBar::IndicatorHeightPolicy policy )
515 if( policy != mIndicatorHeightPolicy )
517 mIndicatorHeightPolicy = policy;
522 Toolkit::ScrollBar::IndicatorHeightPolicy ScrollBar::GetIndicatorHeightPolicy() const
524 return mIndicatorHeightPolicy;
527 void ScrollBar::SetIndicatorFixedHeight( float height )
529 mIndicatorFixedHeight = height;
531 if(mIndicatorHeightPolicy == Toolkit::ScrollBar::Fixed)
533 mIndicator.SetSize(Self().GetCurrentSize().width, mIndicatorFixedHeight);
537 float ScrollBar::GetIndicatorFixedHeight() const
539 return mIndicatorFixedHeight;
542 void ScrollBar::SetIndicatorShowDuration( float durationSeconds )
544 mIndicatorShowDuration = durationSeconds;
547 float ScrollBar::GetIndicatorShowDuration() const
549 return mIndicatorShowDuration;
552 void ScrollBar::SetIndicatorHideDuration( float durationSeconds )
554 mIndicatorHideDuration = durationSeconds;
557 float ScrollBar::GetIndicatorHideDuration() const
559 return mIndicatorHideDuration;
562 void ScrollBar::OnScrollDirectionPropertySet( Property::Value propertyValue )
564 std::string directionName( propertyValue.Get<std::string>() );
565 if(directionName == "Vertical")
567 SetScrollDirection(Toolkit::ScrollBar::Vertical);
569 else if(directionName == "Horizontal")
571 SetScrollDirection(Toolkit::ScrollBar::Horizontal);
575 DALI_ASSERT_ALWAYS( !"ScrollBar::OnScrollDirectionPropertySet(). Invalid Property value." );
579 void ScrollBar::OnIndicatorHeightPolicyPropertySet( Property::Value propertyValue )
581 std::string policyName( propertyValue.Get<std::string>() );
582 if(policyName == "Variable")
584 SetIndicatorHeightPolicy(Toolkit::ScrollBar::Variable);
586 else if(policyName == "Fixed")
588 SetIndicatorHeightPolicy(Toolkit::ScrollBar::Fixed);
592 DALI_ASSERT_ALWAYS( !"ScrollBar::OnIndicatorHeightPolicyPropertySet(). Invalid Property value." );
596 bool ScrollBar::DoConnectSignal( BaseObject* object, ConnectionTrackerInterface* tracker, const std::string& signalName, FunctorDelegate* functor )
598 Dali::BaseHandle handle( object );
600 bool connected( true );
601 Toolkit::ScrollBar scrollBar = Toolkit::ScrollBar::DownCast( handle );
603 if( 0 == strcmp( signalName.c_str(), PAN_FINISHED_SIGNAL ) )
605 scrollBar.PanFinishedSignal().Connect( tracker, functor );
607 else if( 0 == strcmp( signalName.c_str(), SCROLL_POSITION_INTERVAL_REACHED_SIGNAL ) )
609 scrollBar.ScrollPositionIntervalReachedSignal().Connect( tracker, functor );
613 // signalName does not match any signal
620 void ScrollBar::SetProperty( BaseObject* object, Property::Index index, const Property::Value& value )
622 Toolkit::ScrollBar scrollBar = Toolkit::ScrollBar::DownCast( Dali::BaseHandle( object ) );
626 ScrollBar& scrollBarImpl( GetImpl( scrollBar ) );
629 case Toolkit::ScrollBar::Property::SCROLL_DIRECTION:
631 scrollBarImpl.OnScrollDirectionPropertySet( value );
634 case Toolkit::ScrollBar::Property::INDICATOR_HEIGHT_POLICY:
636 scrollBarImpl.OnIndicatorHeightPolicyPropertySet( value );
639 case Toolkit::ScrollBar::Property::INDICATOR_FIXED_HEIGHT:
641 scrollBarImpl.SetIndicatorFixedHeight(value.Get<float>());
644 case Toolkit::ScrollBar::Property::INDICATOR_SHOW_DURATION:
646 scrollBarImpl.SetIndicatorShowDuration(value.Get<float>());
649 case Toolkit::ScrollBar::Property::INDICATOR_HIDE_DURATION:
651 scrollBarImpl.SetIndicatorHideDuration(value.Get<float>());
654 case Toolkit::ScrollBar::Property::SCROLL_POSITION_INTERVALS:
656 Property::Array* array = value.GetArray();
659 Dali::Vector<float> positions;
660 size_t positionCount = array->Count();
661 positions.Resize( positionCount );
662 for( size_t i = 0; i != positionCount; ++i )
664 array->GetElementAt( i ).Get( positions[i] );
667 scrollBarImpl.SetScrollPositionIntervals(positions);
671 case Toolkit::ScrollBar::Property::INDICATOR_MINIMUM_HEIGHT:
673 scrollBarImpl.mIndicatorMinimumHeight = value.Get<float>();
674 scrollBarImpl.ApplyConstraints();
677 case Toolkit::ScrollBar::Property::INDICATOR_START_PADDING:
679 scrollBarImpl.mIndicatorStartPadding = value.Get<float>();
680 scrollBarImpl.ApplyConstraints();
683 case Toolkit::ScrollBar::Property::INDICATOR_END_PADDING:
685 scrollBarImpl.mIndicatorEndPadding = value.Get<float>();
686 scrollBarImpl.ApplyConstraints();
693 Property::Value ScrollBar::GetProperty( BaseObject* object, Property::Index index )
695 Property::Value value;
697 Toolkit::ScrollBar scrollBar = Toolkit::ScrollBar::DownCast( Dali::BaseHandle( object ) );
701 ScrollBar& scrollBarImpl( GetImpl( scrollBar ) );
704 case Toolkit::ScrollBar::Property::SCROLL_DIRECTION:
706 value = SCROLL_DIRECTION_NAME[ scrollBarImpl.GetScrollDirection() ];
709 case Toolkit::ScrollBar::Property::INDICATOR_HEIGHT_POLICY:
711 value = INDICATOR_HEIGHT_POLICY_NAME[ scrollBarImpl.GetIndicatorHeightPolicy() ];
714 case Toolkit::ScrollBar::Property::INDICATOR_FIXED_HEIGHT:
716 value = scrollBarImpl.GetIndicatorFixedHeight();
719 case Toolkit::ScrollBar::Property::INDICATOR_SHOW_DURATION:
721 value = scrollBarImpl.GetIndicatorShowDuration();
724 case Toolkit::ScrollBar::Property::INDICATOR_HIDE_DURATION:
726 value = scrollBarImpl.GetIndicatorHideDuration();
729 case Toolkit::ScrollBar::Property::SCROLL_POSITION_INTERVALS:
731 Property::Value value( Property::ARRAY );
732 Property::Array* array = value.GetArray();
736 Dali::Vector<float> positions = scrollBarImpl.GetScrollPositionIntervals();
737 size_t positionCount( array->Count() );
738 for( size_t i( 0 ); i != positionCount; ++i )
740 array->PushBack( positions[i] );
745 case Toolkit::ScrollBar::Property::INDICATOR_MINIMUM_HEIGHT:
747 value = scrollBarImpl.mIndicatorMinimumHeight;
750 case Toolkit::ScrollBar::Property::INDICATOR_START_PADDING:
752 value = scrollBarImpl.mIndicatorStartPadding;
755 case Toolkit::ScrollBar::Property::INDICATOR_END_PADDING:
757 value = scrollBarImpl.mIndicatorEndPadding;
765 Toolkit::ScrollBar ScrollBar::New(Toolkit::ScrollBar::Direction direction)
767 // Create the implementation, temporarily owned by this handle on stack
768 IntrusivePtr< ScrollBar > impl = new ScrollBar(direction);
770 // Pass ownership to CustomActor handle
771 Toolkit::ScrollBar handle( *impl );
773 // Second-phase init of the implementation
774 // This can only be done after the CustomActor connection has been made...
780 } // namespace Internal
782 } // namespace Toolkit