2 * Copyright (c) 2016 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/public-api/controls/control-impl.h>
22 #include <cstring> // for strcmp
25 #include <dali/public-api/animation/constraint.h>
26 #include <dali/public-api/animation/constraints.h>
27 #include <dali/public-api/object/type-registry.h>
28 #include <dali/public-api/object/type-registry-helper.h>
29 #include <dali/public-api/rendering/renderer.h>
30 #include <dali/public-api/size-negotiation/relayout-container.h>
31 #include <dali/devel-api/common/owner-container.h>
32 #include <dali/devel-api/scripting/scripting.h>
33 #include <dali/integration-api/debug.h>
36 #include <dali-toolkit/public-api/focus-manager/keyboard-focus-manager.h>
37 #include <dali-toolkit/public-api/controls/control.h>
38 #include <dali-toolkit/public-api/styling/style-manager.h>
39 #include <dali-toolkit/public-api/visuals/color-visual-properties.h>
40 #include <dali-toolkit/devel-api/controls/control-depth-index-ranges.h>
41 #include <dali-toolkit/devel-api/visual-factory/devel-visual-properties.h>
42 #include <dali-toolkit/devel-api/visual-factory/visual-factory.h>
43 #include <dali-toolkit/devel-api/focus-manager/keyinput-focus-manager.h>
44 #include <dali-toolkit/internal/styling/style-manager-impl.h>
45 #include <dali-toolkit/internal/visuals/color/color-visual.h>
46 #include <dali-toolkit/internal/visuals/transition-data-impl.h>
57 #if defined(DEBUG_ENABLED)
58 Debug::Filter* gLogFilter = Debug::Filter::New( Debug::General, false, "LOG_CONTROL_VISUALS");
62 * Struct used to store Visual within the control, index is a unique key for each visual.
64 struct RegisteredVisual
66 Property::Index index;
67 Toolkit::Visual::Base visual;
70 RegisteredVisual( Property::Index aIndex, Toolkit::Visual::Base &aVisual, bool aEnabled) :
71 index(aIndex), visual(aVisual), enabled(aEnabled) {}
76 Handle handle; ///< a handle to the target object
77 Property::Index index; ///< The index of a property provided by the referenced object
81 index( Property::INVALID_INDEX )
85 HandleIndex( Handle& handle, Property::Index index )
93 typedef Dali::OwnerContainer< RegisteredVisual* > RegisteredVisualContainer;
96 * Finds visual in given array, returning true if found along with the iterator for that visual as a out parameter
98 bool FindVisual( Property::Index targetIndex, RegisteredVisualContainer& visuals, RegisteredVisualContainer::Iterator& iter )
100 for ( iter = visuals.Begin(); iter != visuals.End(); iter++ )
102 if ( (*iter)->index == targetIndex )
110 HandleIndex GetVisualProperty(
111 Internal::Control& controlImpl,
112 RegisteredVisualContainer& visuals,
113 const std::string& visualName,
114 Property::Key propertyKey )
116 #if defined(DEBUG_ENABLED)
117 std::ostringstream oss;
118 oss << "Control::GetHandleIndex(" << visualName << ", " << propertyKey << ")" << std::endl;
119 DALI_LOG_INFO( gLogFilter, Debug::General, oss.str().c_str() );
122 // Find visualName in the control
123 RegisteredVisualContainer::Iterator iter;
124 for ( iter = visuals.Begin(); iter != visuals.End(); iter++ )
126 if ( (*iter)->visual.GetName() == visualName )
132 // Does it's renderer have an associated property?
133 if( iter != visuals.End() )
135 Actor self = controlImpl.Self();
136 Property::Index index = self.GetPropertyIndex( propertyKey );
137 if( index != Property::INVALID_INDEX )
139 // It's an actor property:
140 return HandleIndex( self, index );
144 // Check if it is a renderer property:
145 if( self.GetRendererCount() > 0 )
147 // @todo Need to use correct renderer index
148 Renderer renderer = self.GetRendererAt(0);
149 Property::Index index = renderer.GetPropertyIndex( propertyKey );
150 if( index != Property::INVALID_INDEX )
152 // It's a renderer property:
153 return HandleIndex( renderer, index );
158 std::ostringstream oss;
160 DALI_LOG_WARNING( "Control::GetHandleIndex(%s, %s) No renderers\n", visualName.c_str(), oss.str().c_str() );
165 return HandleIndex( handle, Property::INVALID_INDEX );
170 * Creates control through type registry
174 return Internal::Control::New();
178 * Performs actions as requested using the action name.
179 * @param[in] object The object on which to perform the action.
180 * @param[in] actionName The action to perform.
181 * @param[in] attributes The attributes with which to perfrom this action.
182 * @return true if action has been accepted by this control
184 const char* ACTION_ACCESSIBILITY_ACTIVATED = "accessibilityActivated";
185 static bool DoAction( BaseObject* object, const std::string& actionName, const Property::Map& attributes )
189 if( object && ( 0 == strcmp( actionName.c_str(), ACTION_ACCESSIBILITY_ACTIVATED ) ) )
191 Toolkit::Control control = Toolkit::Control::DownCast( BaseHandle( object ) );
194 // if cast succeeds there is an implementation so no need to check
195 ret = Internal::GetImplementation( control ).OnAccessibilityActivated();
203 * Connects a callback function with the object's signals.
204 * @param[in] object The object providing the signal.
205 * @param[in] tracker Used to disconnect the signal.
206 * @param[in] signalName The signal to connect to.
207 * @param[in] functor A newly allocated FunctorDelegate.
208 * @return True if the signal was connected.
209 * @post If a signal was connected, ownership of functor was passed to CallbackBase. Otherwise the caller is responsible for deleting the unused functor.
211 const char* SIGNAL_KEY_EVENT = "keyEvent";
212 const char* SIGNAL_KEY_INPUT_FOCUS_GAINED = "keyInputFocusGained";
213 const char* SIGNAL_KEY_INPUT_FOCUS_LOST = "keyInputFocusLost";
214 const char* SIGNAL_TAPPED = "tapped";
215 const char* SIGNAL_PANNED = "panned";
216 const char* SIGNAL_PINCHED = "pinched";
217 const char* SIGNAL_LONG_PRESSED = "longPressed";
218 static bool DoConnectSignal( BaseObject* object, ConnectionTrackerInterface* tracker, const std::string& signalName, FunctorDelegate* functor )
220 Dali::BaseHandle handle( object );
222 bool connected( false );
223 Toolkit::Control control = Toolkit::Control::DownCast( handle );
226 Internal::Control& controlImpl( Internal::GetImplementation( control ) );
229 if ( 0 == strcmp( signalName.c_str(), SIGNAL_KEY_EVENT ) )
231 controlImpl.KeyEventSignal().Connect( tracker, functor );
233 else if( 0 == strcmp( signalName.c_str(), SIGNAL_KEY_INPUT_FOCUS_GAINED ) )
235 controlImpl.KeyInputFocusGainedSignal().Connect( tracker, functor );
237 else if( 0 == strcmp( signalName.c_str(), SIGNAL_KEY_INPUT_FOCUS_LOST ) )
239 controlImpl.KeyInputFocusLostSignal().Connect( tracker, functor );
241 else if( 0 == strcmp( signalName.c_str(), SIGNAL_TAPPED ) )
243 controlImpl.EnableGestureDetection( Gesture::Tap );
244 controlImpl.GetTapGestureDetector().DetectedSignal().Connect( tracker, functor );
246 else if( 0 == strcmp( signalName.c_str(), SIGNAL_PANNED ) )
248 controlImpl.EnableGestureDetection( Gesture::Pan );
249 controlImpl.GetPanGestureDetector().DetectedSignal().Connect( tracker, functor );
251 else if( 0 == strcmp( signalName.c_str(), SIGNAL_PINCHED ) )
253 controlImpl.EnableGestureDetection( Gesture::Pinch );
254 controlImpl.GetPinchGestureDetector().DetectedSignal().Connect( tracker, functor );
256 else if( 0 == strcmp( signalName.c_str(), SIGNAL_LONG_PRESSED ) )
258 controlImpl.EnableGestureDetection( Gesture::LongPress );
259 controlImpl.GetLongPressGestureDetector().DetectedSignal().Connect( tracker, functor );
265 // Setup signals and actions using the type-registry.
266 DALI_TYPE_REGISTRATION_BEGIN( Control, CustomActor, Create );
268 // Note: Properties are registered separately below.
270 SignalConnectorType registerSignal1( typeRegistration, SIGNAL_KEY_EVENT, &DoConnectSignal );
271 SignalConnectorType registerSignal2( typeRegistration, SIGNAL_KEY_INPUT_FOCUS_GAINED, &DoConnectSignal );
272 SignalConnectorType registerSignal3( typeRegistration, SIGNAL_KEY_INPUT_FOCUS_LOST, &DoConnectSignal );
273 SignalConnectorType registerSignal4( typeRegistration, SIGNAL_TAPPED, &DoConnectSignal );
274 SignalConnectorType registerSignal5( typeRegistration, SIGNAL_PANNED, &DoConnectSignal );
275 SignalConnectorType registerSignal6( typeRegistration, SIGNAL_PINCHED, &DoConnectSignal );
276 SignalConnectorType registerSignal7( typeRegistration, SIGNAL_LONG_PRESSED, &DoConnectSignal );
278 TypeAction registerAction( typeRegistration, ACTION_ACCESSIBILITY_ACTIVATED, &DoAction );
280 DALI_TYPE_REGISTRATION_END()
282 } // unnamed namespace
287 class Control::Impl : public ConnectionTracker
291 // Construction & Destruction
292 Impl(Control& controlImpl)
293 : mControlImpl( controlImpl ),
296 mBackgroundColor(Color::TRANSPARENT),
297 mStartingPinchScale( NULL ),
299 mPinchGestureDetector(),
300 mPanGestureDetector(),
301 mTapGestureDetector(),
302 mLongPressGestureDetector(),
303 mFlags( Control::ControlBehaviour( CONTROL_BEHAVIOUR_DEFAULT ) ),
304 mIsKeyboardNavigationSupported( false ),
305 mIsKeyboardFocusGroup( false )
311 // All gesture detectors will be destroyed so no need to disconnect.
312 delete mStartingPinchScale;
315 // Gesture Detection Methods
317 void PinchDetected(Actor actor, const PinchGesture& pinch)
319 mControlImpl.OnPinch(pinch);
322 void PanDetected(Actor actor, const PanGesture& pan)
324 mControlImpl.OnPan(pan);
327 void TapDetected(Actor actor, const TapGesture& tap)
329 mControlImpl.OnTap(tap);
332 void LongPressDetected(Actor actor, const LongPressGesture& longPress)
334 mControlImpl.OnLongPress(longPress);
340 * Called when a property of an object of this type is set.
341 * @param[in] object The object whose property is set.
342 * @param[in] index The property index.
343 * @param[in] value The new property value.
345 static void SetProperty( BaseObject* object, Property::Index index, const Property::Value& value )
347 Toolkit::Control control = Toolkit::Control::DownCast( BaseHandle( object ) );
351 Control& controlImpl( GetImplementation( control ) );
355 case Toolkit::Control::Property::STYLE_NAME:
357 controlImpl.SetStyleName( value.Get< std::string >() );
361 case Toolkit::Control::Property::BACKGROUND_COLOR:
363 DALI_LOG_WARNING( "BACKGROUND_COLOR property is deprecated. Use BACKGROUND property instead\n" );
364 controlImpl.SetBackgroundColor( value.Get< Vector4 >() );
368 case Toolkit::Control::Property::BACKGROUND_IMAGE:
370 DALI_LOG_WARNING( "BACKGROUND_IMAGE property is deprecated. Use BACKGROUND property instead\n" );
371 Image image = Scripting::NewImage( value );
374 controlImpl.SetBackgroundImage( image );
378 // An empty map means the background is no longer required
379 controlImpl.ClearBackground();
384 case Toolkit::Control::Property::KEY_INPUT_FOCUS:
386 if ( value.Get< bool >() )
388 controlImpl.SetKeyInputFocus();
392 controlImpl.ClearKeyInputFocus();
397 case Toolkit::Control::Property::BACKGROUND:
399 const Property::Map* map = value.GetMap();
402 controlImpl.SetBackground( *map );
406 // The background is not a property map, so we should clear the background
407 controlImpl.ClearBackground();
416 * Called to retrieve a property of an object of this type.
417 * @param[in] object The object whose property is to be retrieved.
418 * @param[in] index The property index.
419 * @return The current value of the property.
421 static Property::Value GetProperty( BaseObject* object, Property::Index index )
423 Property::Value value;
425 Toolkit::Control control = Toolkit::Control::DownCast( BaseHandle( object ) );
429 Control& controlImpl( GetImplementation( control ) );
433 case Toolkit::Control::Property::STYLE_NAME:
435 value = controlImpl.GetStyleName();
439 case Toolkit::Control::Property::BACKGROUND_COLOR:
441 DALI_LOG_WARNING( "BACKGROUND_COLOR property is deprecated. Use BACKGROUND property instead\n" );
442 value = controlImpl.GetBackgroundColor();
446 case Toolkit::Control::Property::BACKGROUND_IMAGE:
448 DALI_LOG_WARNING( "BACKGROUND_IMAGE property is deprecated. Use BACKGROUND property instead\n" );
450 if( controlImpl.mImpl->mBackgroundVisual )
452 controlImpl.mImpl->mBackgroundVisual.CreatePropertyMap( map );
458 case Toolkit::Control::Property::KEY_INPUT_FOCUS:
460 value = controlImpl.HasKeyInputFocus();
464 case Toolkit::Control::Property::BACKGROUND:
467 if( controlImpl.mImpl->mBackgroundVisual )
469 (controlImpl.mImpl->mBackgroundVisual).CreatePropertyMap( map );
484 Control& mControlImpl;
485 RegisteredVisualContainer mVisuals; // Stores visuals needed by the control, non trivial type so std::vector used.
486 std::string mStyleName;
487 Toolkit::Visual::Base mBackgroundVisual; ///< The visual to render the background
488 Vector4 mBackgroundColor; ///< The color of the background visual
489 Vector3* mStartingPinchScale; ///< The scale when a pinch gesture starts, TODO: consider removing this
490 Toolkit::Control::KeyEventSignalType mKeyEventSignal;
491 Toolkit::Control::KeyInputFocusSignalType mKeyInputFocusGainedSignal;
492 Toolkit::Control::KeyInputFocusSignalType mKeyInputFocusLostSignal;
495 PinchGestureDetector mPinchGestureDetector;
496 PanGestureDetector mPanGestureDetector;
497 TapGestureDetector mTapGestureDetector;
498 LongPressGestureDetector mLongPressGestureDetector;
500 ControlBehaviour mFlags : CONTROL_BEHAVIOUR_FLAG_COUNT; ///< Flags passed in from constructor.
501 bool mIsKeyboardNavigationSupported :1; ///< Stores whether keyboard navigation is supported by the control.
502 bool mIsKeyboardFocusGroup :1; ///< Stores whether the control is a focus group.
504 // Properties - these need to be members of Internal::Control::Impl as they need to function within this class.
505 static const PropertyRegistration PROPERTY_1;
506 static const PropertyRegistration PROPERTY_2;
507 static const PropertyRegistration PROPERTY_3;
508 static const PropertyRegistration PROPERTY_4;
509 static const PropertyRegistration PROPERTY_5;
512 // Properties registered without macro to use specific member variables.
513 const PropertyRegistration Control::Impl::PROPERTY_1( typeRegistration, "styleName", Toolkit::Control::Property::STYLE_NAME, Property::STRING, &Control::Impl::SetProperty, &Control::Impl::GetProperty );
514 const PropertyRegistration Control::Impl::PROPERTY_2( typeRegistration, "backgroundColor", Toolkit::Control::Property::BACKGROUND_COLOR, Property::VECTOR4, &Control::Impl::SetProperty, &Control::Impl::GetProperty );
515 const PropertyRegistration Control::Impl::PROPERTY_3( typeRegistration, "backgroundImage", Toolkit::Control::Property::BACKGROUND_IMAGE, Property::MAP, &Control::Impl::SetProperty, &Control::Impl::GetProperty );
516 const PropertyRegistration Control::Impl::PROPERTY_4( typeRegistration, "keyInputFocus", Toolkit::Control::Property::KEY_INPUT_FOCUS, Property::BOOLEAN, &Control::Impl::SetProperty, &Control::Impl::GetProperty );
517 const PropertyRegistration Control::Impl::PROPERTY_5( typeRegistration, "background", Toolkit::Control::Property::BACKGROUND, Property::MAP, &Control::Impl::SetProperty, &Control::Impl::GetProperty );
519 Toolkit::Control Control::New()
521 // Create the implementation, temporarily owned on stack
522 IntrusivePtr<Control> controlImpl = new Control( ControlBehaviour( CONTROL_BEHAVIOUR_DEFAULT ) );
524 // Pass ownership to handle
525 Toolkit::Control handle( *controlImpl );
527 // Second-phase init of the implementation
528 // This can only be done after the CustomActor connection has been made...
529 controlImpl->Initialize();
539 void Control::SetStyleName( const std::string& styleName )
541 if( styleName != mImpl->mStyleName )
543 mImpl->mStyleName = styleName;
545 // Apply new style, if stylemanager is available
546 Toolkit::StyleManager styleManager = Toolkit::StyleManager::Get();
549 GetImpl( styleManager ).ApplyThemeStyle( Toolkit::Control( GetOwner() ) );
554 const std::string& Control::GetStyleName() const
556 return mImpl->mStyleName;
559 void Control::SetBackgroundColor( const Vector4& color )
561 mImpl->mBackgroundColor = color;
563 map[ Toolkit::VisualProperty::TYPE ] = Toolkit::Visual::COLOR;
564 map[ Toolkit::ColorVisual::Property::MIX_COLOR ] = color;
565 mImpl->mBackgroundVisual = Toolkit::VisualFactory::Get().CreateVisual( map );
566 RegisterVisual( Toolkit::Control::Property::BACKGROUND, mImpl->mBackgroundVisual );
567 if( mImpl->mBackgroundVisual )
569 mImpl->mBackgroundVisual.SetDepthIndex( DepthIndex::BACKGROUND );
573 Vector4 Control::GetBackgroundColor() const
575 return mImpl->mBackgroundColor;
578 void Control::SetBackground( const Property::Map& map )
580 mImpl->mBackgroundVisual = Toolkit::VisualFactory::Get().CreateVisual( map );
581 RegisterVisual( Toolkit::Control::Property::BACKGROUND, mImpl->mBackgroundVisual );
582 if( mImpl->mBackgroundVisual )
584 mImpl->mBackgroundVisual.SetDepthIndex( DepthIndex::BACKGROUND );
588 void Control::SetBackgroundImage( Image image )
590 mImpl->mBackgroundVisual = Toolkit::VisualFactory::Get().CreateVisual( image );
591 RegisterVisual( Toolkit::Control::Property::BACKGROUND, mImpl->mBackgroundVisual );
592 if( mImpl->mBackgroundVisual )
594 mImpl->mBackgroundVisual.SetDepthIndex( DepthIndex::BACKGROUND );
598 void Control::ClearBackground()
600 Actor self( Self() );
601 mImpl->mBackgroundVisual.RemoveAndReset( self );
602 mImpl->mBackgroundColor = Color::TRANSPARENT;
605 void Control::EnableGestureDetection(Gesture::Type type)
607 if ( (type & Gesture::Pinch) && !mImpl->mPinchGestureDetector )
609 mImpl->mPinchGestureDetector = PinchGestureDetector::New();
610 mImpl->mPinchGestureDetector.DetectedSignal().Connect(mImpl, &Impl::PinchDetected);
611 mImpl->mPinchGestureDetector.Attach(Self());
614 if ( (type & Gesture::Pan) && !mImpl->mPanGestureDetector )
616 mImpl->mPanGestureDetector = PanGestureDetector::New();
617 mImpl->mPanGestureDetector.DetectedSignal().Connect(mImpl, &Impl::PanDetected);
618 mImpl->mPanGestureDetector.Attach(Self());
621 if ( (type & Gesture::Tap) && !mImpl->mTapGestureDetector )
623 mImpl->mTapGestureDetector = TapGestureDetector::New();
624 mImpl->mTapGestureDetector.DetectedSignal().Connect(mImpl, &Impl::TapDetected);
625 mImpl->mTapGestureDetector.Attach(Self());
628 if ( (type & Gesture::LongPress) && !mImpl->mLongPressGestureDetector )
630 mImpl->mLongPressGestureDetector = LongPressGestureDetector::New();
631 mImpl->mLongPressGestureDetector.DetectedSignal().Connect(mImpl, &Impl::LongPressDetected);
632 mImpl->mLongPressGestureDetector.Attach(Self());
636 void Control::DisableGestureDetection(Gesture::Type type)
638 if ( (type & Gesture::Pinch) && mImpl->mPinchGestureDetector )
640 mImpl->mPinchGestureDetector.Detach(Self());
641 mImpl->mPinchGestureDetector.Reset();
644 if ( (type & Gesture::Pan) && mImpl->mPanGestureDetector )
646 mImpl->mPanGestureDetector.Detach(Self());
647 mImpl->mPanGestureDetector.Reset();
650 if ( (type & Gesture::Tap) && mImpl->mTapGestureDetector )
652 mImpl->mTapGestureDetector.Detach(Self());
653 mImpl->mTapGestureDetector.Reset();
656 if ( (type & Gesture::LongPress) && mImpl->mLongPressGestureDetector)
658 mImpl->mLongPressGestureDetector.Detach(Self());
659 mImpl->mLongPressGestureDetector.Reset();
663 PinchGestureDetector Control::GetPinchGestureDetector() const
665 return mImpl->mPinchGestureDetector;
668 PanGestureDetector Control::GetPanGestureDetector() const
670 return mImpl->mPanGestureDetector;
673 TapGestureDetector Control::GetTapGestureDetector() const
675 return mImpl->mTapGestureDetector;
678 LongPressGestureDetector Control::GetLongPressGestureDetector() const
680 return mImpl->mLongPressGestureDetector;
683 void Control::SetKeyboardNavigationSupport(bool isSupported)
685 mImpl->mIsKeyboardNavigationSupported = isSupported;
688 bool Control::IsKeyboardNavigationSupported()
690 return mImpl->mIsKeyboardNavigationSupported;
693 void Control::SetKeyInputFocus()
695 if( Self().OnStage() )
697 Toolkit::KeyInputFocusManager::Get().SetFocus(Toolkit::Control::DownCast(Self()));
701 bool Control::HasKeyInputFocus()
704 if( Self().OnStage() )
706 result = Toolkit::KeyInputFocusManager::Get().IsKeyboardListener(Toolkit::Control::DownCast(Self()));
711 void Control::ClearKeyInputFocus()
713 if( Self().OnStage() )
715 Toolkit::KeyInputFocusManager::Get().RemoveFocus(Toolkit::Control::DownCast(Self()));
719 void Control::SetAsKeyboardFocusGroup(bool isFocusGroup)
721 mImpl->mIsKeyboardFocusGroup = isFocusGroup;
723 // The following line will be removed when the deprecated API in KeyboardFocusManager is deleted
724 Toolkit::KeyboardFocusManager::Get().SetAsFocusGroup(Self(), isFocusGroup);
727 bool Control::IsKeyboardFocusGroup()
729 return Toolkit::KeyboardFocusManager::Get().IsFocusGroup(Self());
732 void Control::AccessibilityActivate()
734 // Inform deriving classes
735 OnAccessibilityActivated();
738 void Control::KeyboardEnter()
740 // Inform deriving classes
744 void Control::RegisterVisual( Property::Index index, Toolkit::Visual::Base& visual )
746 RegisterVisual( index, visual, true );
749 void Control::RegisterVisual( Property::Index index, Toolkit::Visual::Base& visual, bool enabled )
751 bool visualReplaced ( false );
754 if ( !mImpl->mVisuals.Empty() )
756 RegisteredVisualContainer::Iterator iter;
757 // Check if visual (index) is already registered. Replace if so.
758 if ( FindVisual( index, mImpl->mVisuals, iter ) )
760 if( (*iter)->visual && self.OnStage() )
762 (*iter)->visual.SetOffStage( self );
764 (*iter)->visual = visual;
765 visualReplaced = true;
769 if ( !visualReplaced ) // New registration entry
771 mImpl->mVisuals.PushBack( new RegisteredVisual( index, visual, enabled ) );
774 if( visual && self.OnStage() && enabled )
776 visual.SetOnStage( self );
780 void Control::UnregisterVisual( Property::Index index )
782 RegisteredVisualContainer::Iterator iter;
783 if ( FindVisual( index, mImpl->mVisuals, iter ) )
785 mImpl->mVisuals.Erase( iter );
789 Toolkit::Visual::Base Control::GetVisual( Property::Index index ) const
791 RegisteredVisualContainer::Iterator iter;
792 if ( FindVisual( index, mImpl->mVisuals, iter ) )
794 return (*iter)->visual;
797 return Toolkit::Visual::Base();
800 void Control::EnableVisual( Property::Index index, bool enable )
802 RegisteredVisualContainer::Iterator iter;
803 if ( FindVisual( index, mImpl->mVisuals, iter ) )
805 if ( (*iter)->enabled == enable )
810 (*iter)->enabled = enable;
811 Actor parentActor = Self();
812 if ( Self().OnStage() ) // If control not on Stage then Visual will be added when StageConnection is called.
817 (*iter)->visual.SetOnStage( parentActor );
821 (*iter)->visual.SetOffStage( parentActor ); // No need to call if control not staged.
827 bool Control::IsVisualEnabled( Property::Index index ) const
829 RegisteredVisualContainer::Iterator iter;
830 if ( FindVisual( index, mImpl->mVisuals, iter ) )
832 return (*iter)->enabled;
837 Dali::Animation Control::CreateTransition( const Toolkit::TransitionData& handle )
839 Dali::Animation transition;
840 const Internal::TransitionData& transitionData = Toolkit::GetImplementation( handle );
842 if( transitionData.Count() > 0 )
844 // Setup a Transition from TransitionData.
845 TransitionData::Iterator end = transitionData.End();
846 for( TransitionData::Iterator iter = transitionData.Begin() ;
847 iter != end; ++iter )
849 TransitionData::Animator* animator = (*iter);
850 HandleIndex handleIndex;
852 // Attempt to find the object name as a child actor
853 Actor child = Self().FindChildByName( animator->objectName );
856 Property::Index propertyIndex = child.GetPropertyIndex( animator->propertyKey );
857 handleIndex = HandleIndex( child, propertyIndex );
861 handleIndex = GetVisualProperty( *this, mImpl->mVisuals,
862 animator->objectName,
863 animator->propertyKey );
866 if( handleIndex.handle && handleIndex.index != Property::INVALID_INDEX )
868 if( animator->animate == false )
870 if( animator->targetValue.GetType() != Property::NONE )
872 handleIndex.handle.SetProperty( handleIndex.index, animator->targetValue );
877 if( animator->initialValue.GetType() != Property::NONE )
879 handleIndex.handle.SetProperty( handleIndex.index, animator->initialValue );
884 // Create an animation with a default .1 second duration - the animators
885 // will automatically force it to the 'right' duration.
886 transition = Dali::Animation::New( 0.1f );
889 transition.AnimateTo( Property( handleIndex.handle, handleIndex.index ),
890 animator->targetValue,
891 animator->alphaFunction,
892 TimePeriod( animator->timePeriodDelay,
893 animator->timePeriodDuration ) );
902 bool Control::OnAccessibilityActivated()
904 return false; // Accessibility activation is not handled by default
907 bool Control::OnKeyboardEnter()
909 return false; // Keyboard enter is not handled by default
912 bool Control::OnAccessibilityPan(PanGesture gesture)
914 return false; // Accessibility pan gesture is not handled by default
917 bool Control::OnAccessibilityTouch(const TouchEvent& touchEvent)
919 return false; // Accessibility touch event is not handled by default
922 bool Control::OnAccessibilityValueChange(bool isIncrease)
924 return false; // Accessibility value change action is not handled by default
927 bool Control::OnAccessibilityZoom()
929 return false; // Accessibility zoom action is not handled by default
932 Actor Control::GetNextKeyboardFocusableActor(Actor currentFocusedActor, Toolkit::Control::KeyboardFocus::Direction direction, bool loopEnabled)
937 void Control::OnKeyboardFocusChangeCommitted(Actor commitedFocusableActor)
941 Toolkit::Control::KeyEventSignalType& Control::KeyEventSignal()
943 return mImpl->mKeyEventSignal;
946 Toolkit::Control::KeyInputFocusSignalType& Control::KeyInputFocusGainedSignal()
948 return mImpl->mKeyInputFocusGainedSignal;
951 Toolkit::Control::KeyInputFocusSignalType& Control::KeyInputFocusLostSignal()
953 return mImpl->mKeyInputFocusLostSignal;
956 bool Control::EmitKeyEventSignal( const KeyEvent& event )
958 // Guard against destruction during signal emission
959 Dali::Toolkit::Control handle( GetOwner() );
961 bool consumed = false;
963 // signals are allocated dynamically when someone connects
964 if ( !mImpl->mKeyEventSignal.Empty() )
966 consumed = mImpl->mKeyEventSignal.Emit( handle, event );
971 // Notification for derived classes
972 consumed = OnKeyEvent(event);
978 Control::Control( ControlBehaviour behaviourFlags )
979 : CustomActorImpl( static_cast< ActorFlags >( behaviourFlags ) ),
980 mImpl(new Impl(*this))
982 mImpl->mFlags = behaviourFlags;
985 void Control::Initialize()
987 // Call deriving classes so initialised before styling is applied to them.
990 if( (mImpl->mFlags & REQUIRES_STYLE_CHANGE_SIGNALS) ||
991 !(mImpl->mFlags & DISABLE_STYLE_CHANGE_SIGNALS) )
993 Toolkit::StyleManager styleManager = StyleManager::Get();
995 // if stylemanager is available
998 StyleManager& styleManagerImpl = GetImpl( styleManager );
1000 // Register for style changes
1001 styleManagerImpl.ControlStyleChangeSignal().Connect( this, &Control::OnStyleChange );
1003 // Apply the current style
1004 styleManagerImpl.ApplyThemeStyleAtInit( Toolkit::Control( GetOwner() ) );
1008 if( mImpl->mFlags & REQUIRES_KEYBOARD_NAVIGATION_SUPPORT )
1010 SetKeyboardNavigationSupport( true );
1014 void Control::OnInitialize()
1018 void Control::OnControlChildAdd( Actor& child )
1022 void Control::OnControlChildRemove( Actor& child )
1026 void Control::OnStyleChange( Toolkit::StyleManager styleManager, StyleChange::Type change )
1028 // By default the control is only interested in theme (not font) changes
1029 if( styleManager && change == StyleChange::THEME_CHANGE )
1031 GetImpl( styleManager ).ApplyThemeStyle( Toolkit::Control( GetOwner() ) );
1036 void Control::OnPinch(const PinchGesture& pinch)
1038 if( !( mImpl->mStartingPinchScale ) )
1041 mImpl->mStartingPinchScale = new Vector3;
1044 if( pinch.state == Gesture::Started )
1046 *( mImpl->mStartingPinchScale ) = Self().GetCurrentScale();
1049 Self().SetScale( *( mImpl->mStartingPinchScale ) * pinch.scale );
1052 void Control::OnPan( const PanGesture& pan )
1056 void Control::OnTap(const TapGesture& tap)
1060 void Control::OnLongPress( const LongPressGesture& longPress )
1064 void Control::EmitKeyInputFocusSignal( bool focusGained )
1066 Dali::Toolkit::Control handle( GetOwner() );
1070 // signals are allocated dynamically when someone connects
1071 if ( !mImpl->mKeyInputFocusGainedSignal.Empty() )
1073 mImpl->mKeyInputFocusGainedSignal.Emit( handle );
1078 // signals are allocated dynamically when someone connects
1079 if ( !mImpl->mKeyInputFocusLostSignal.Empty() )
1081 mImpl->mKeyInputFocusLostSignal.Emit( handle );
1086 void Control::OnStageConnection( int depth )
1088 for(RegisteredVisualContainer::Iterator iter = mImpl->mVisuals.Begin(); iter!= mImpl->mVisuals.End(); iter++)
1090 // Check whether the visual is empty and enabled
1091 if( (*iter)->visual && (*iter)->enabled )
1093 Actor self( Self() );
1094 (*iter)->visual.SetOnStage( self );
1099 void Control::OnStageDisconnection()
1101 for(RegisteredVisualContainer::Iterator iter = mImpl->mVisuals.Begin(); iter!= mImpl->mVisuals.End(); iter++)
1103 // Check whether the visual is empty
1104 if( (*iter)->visual )
1106 Actor self( Self() );
1107 (*iter)->visual.SetOffStage( self );
1112 void Control::OnKeyInputFocusGained()
1114 EmitKeyInputFocusSignal( true );
1117 void Control::OnKeyInputFocusLost()
1119 EmitKeyInputFocusSignal( false );
1122 void Control::OnChildAdd(Actor& child)
1124 // Notify derived classes.
1125 OnControlChildAdd( child );
1128 void Control::OnChildRemove(Actor& child)
1130 // Notify derived classes.
1131 OnControlChildRemove( child );
1134 void Control::OnSizeSet(const Vector3& targetSize)
1136 if( mImpl->mBackgroundVisual )
1138 Vector2 size( targetSize );
1139 mImpl->mBackgroundVisual.SetSize( size );
1143 void Control::OnSizeAnimation(Animation& animation, const Vector3& targetSize)
1145 // @todo size negotiate background to new size, animate as well?
1148 bool Control::OnTouchEvent(const TouchEvent& event)
1150 return false; // Do not consume
1153 bool Control::OnHoverEvent(const HoverEvent& event)
1155 return false; // Do not consume
1158 bool Control::OnKeyEvent(const KeyEvent& event)
1160 return false; // Do not consume
1163 bool Control::OnWheelEvent(const WheelEvent& event)
1165 return false; // Do not consume
1168 void Control::OnRelayout( const Vector2& size, RelayoutContainer& container )
1170 for( unsigned int i = 0, numChildren = Self().GetChildCount(); i < numChildren; ++i )
1172 container.Add( Self().GetChildAt( i ), size );
1176 void Control::OnSetResizePolicy( ResizePolicy::Type policy, Dimension::Type dimension )
1180 Vector3 Control::GetNaturalSize()
1182 if( mImpl->mBackgroundVisual )
1184 Vector2 naturalSize;
1185 mImpl->mBackgroundVisual.GetNaturalSize(naturalSize);
1186 return Vector3(naturalSize);
1188 return Vector3::ZERO;
1191 float Control::CalculateChildSize( const Dali::Actor& child, Dimension::Type dimension )
1193 return CalculateChildSizeBase( child, dimension );
1196 float Control::GetHeightForWidth( float width )
1198 return GetHeightForWidthBase( width );
1201 float Control::GetWidthForHeight( float height )
1203 return GetWidthForHeightBase( height );
1206 bool Control::RelayoutDependentOnChildren( Dimension::Type dimension )
1208 return RelayoutDependentOnChildrenBase( dimension );
1211 void Control::OnCalculateRelayoutSize( Dimension::Type dimension )
1215 void Control::OnLayoutNegotiated( float size, Dimension::Type dimension )
1219 void Control::SignalConnected( SlotObserver* slotObserver, CallbackBase* callback )
1221 mImpl->SignalConnected( slotObserver, callback );
1224 void Control::SignalDisconnected( SlotObserver* slotObserver, CallbackBase* callback )
1226 mImpl->SignalDisconnected( slotObserver, callback );
1229 Control& GetImplementation( Dali::Toolkit::Control& handle )
1231 CustomActorImpl& customInterface = handle.GetImplementation();
1232 // downcast to control
1233 Control& impl = dynamic_cast< Internal::Control& >( customInterface );
1237 const Control& GetImplementation( const Dali::Toolkit::Control& handle )
1239 const CustomActorImpl& customInterface = handle.GetImplementation();
1240 // downcast to control
1241 const Control& impl = dynamic_cast< const Internal::Control& >( customInterface );
1245 } // namespace Internal
1247 } // namespace Toolkit