#define DALI_TOOLKIT_CONTROL_IMPL_H
/*
- * Copyright (c) 2017 Samsung Electronics Co., Ltd.
+ * Copyright (c) 2023 Samsung Electronics Co., Ltd.
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
// EXTERNAL INCLUDES
#include <dali/public-api/adaptor-framework/style-change.h>
+#include <dali/public-api/animation/alpha-function.h>
+#include <dali/public-api/animation/time-period.h>
#include <dali/public-api/events/long-press-gesture.h>
#include <dali/public-api/events/pan-gesture.h>
#include <dali/public-api/events/pinch-gesture.h>
{
namespace Toolkit
{
-
/**
* @addtogroup dali_toolkit_controls
* @{
class StyleManager;
-namespace Internal
+namespace DevelControl
{
+class ControlAccessible;
+} // namespace DevelControl
+
+namespace Internal
+{
/**
* @brief This is the internal base class for all controls.
*
* be disconnected automatically when the control is destroyed.
* @SINCE_1_0.0
*/
-class DALI_IMPORT_API Control : public CustomActorImpl, public ConnectionTrackerInterface
+class DALI_TOOLKIT_API Control : public CustomActorImpl, public ConnectionTrackerInterface
{
public:
-
class Extension; ///< Forward declare future extension interface
// Creation & Destruction
-
/**
* @brief Creates a new ControlImpl instance that does not require touch by default.
*
/**
* @copydoc Dali::Toolkit::Control::SetStyleName
*/
- void SetStyleName( const std::string& styleName );
+ void SetStyleName(const std::string& styleName);
/**
* @copydoc Dali::Toolkit::Control::GetStyleName
/**
* @copydoc Dali::Toolkit::Control::SetBackgroundColor
*/
- void SetBackgroundColor( const Vector4& color );
-
- /**
- * @copydoc Dali::Toolkit::Control::GetBackgroundColor
- */
- Vector4 GetBackgroundColor() const;
-
- /**
- * @copydoc Dali::Toolkit::Control::SetBackgroundImage
- */
- void SetBackgroundImage( Image image );
+ void SetBackgroundColor(const Vector4& color);
/**
* @brief Sets the background with a property map.
*/
void ClearBackground();
+ /**
+ * @brief Called when resources of control are ready. this api does not request relayout.
+ */
+ void SetResourceReady();
+
+ // Accessibility
+
+ /**
+ * @brief Gets the Accessible object that represents this control.
+ *
+ * This method calls CreateAccessibleObject() if CreateAccessible is true.
+ *
+ * @return The Accessible object
+ *
+ * @see CreateAccessibleObject()
+ */
+ Toolkit::DevelControl::ControlAccessible* GetAccessibleObject();
+
// Gesture Detection
/**
*
* Gesture detection can be enabled one at a time or in bitwise format as shown:
* @code
- * EnableGestureDetection(Gesture::Type(Gesture::Pinch | Gesture::Tap | Gesture::Pan));
+ * EnableGestureDetection(GestureType::Value(GestureType::PINCH | GestureType::TAP | GestureType::PAN));
* @endcode
* @SINCE_1_0.0
* @param[in] type The gesture type(s) to enable
*/
- void EnableGestureDetection( Gesture::Type type );
+ void EnableGestureDetection(GestureType::Value type);
/**
* @brief Allows deriving classes to disable any of the gesture detectors.
* @param[in] type The gesture type(s) to disable
* @see EnableGetureDetection
*/
- void DisableGestureDetection( Gesture::Type type );
+ void DisableGestureDetection(GestureType::Value type);
/**
* @brief If deriving classes wish to fine tune pinch gesture
* @SINCE_1_0.0
* @param[in] isSupported Whether this control supports two dimensional keyboard navigation
*/
- void SetKeyboardNavigationSupport( bool isSupported );
+ void SetKeyboardNavigationSupport(bool isSupported);
/**
* @brief Gets whether this control supports two dimensional keyboard navigation.
* @SINCE_1_0.0
* @param[in] isFocusGroup Whether this control is set as a focus group for keyboard navigation
*/
- void SetAsKeyboardFocusGroup( bool isFocusGroup );
+ void SetAsKeyboardFocusGroup(bool isFocusGroup);
/**
* @brief Gets whether this control is a focus group for keyboard navigation.
* @param[in] event The key event
* @return True if the event was consumed
*/
- DALI_INTERNAL bool EmitKeyEventSignal( const KeyEvent& event );
+ DALI_INTERNAL bool EmitKeyEventSignal(const KeyEvent& event);
/// @endcond
protected: // For derived classes to call
-
/**
* @brief Emits KeyInputFocusGained signal if true else emits KeyInputFocusLost signal.
*
* @SINCE_1_0.0
* @param[in] focusGained True if gained, False if lost
*/
- void EmitKeyInputFocusSignal( bool focusGained );
-
-protected: // From CustomActorImpl, not to be used by application developers
+ void EmitKeyInputFocusSignal(bool focusGained);
+protected: // From CustomActorImpl
/**
- * @copydoc CustomActorImpl::OnStageConnection()
- * @note If overridden, then an up-call to Control::OnStageConnection MUST be made at the end.
+ * @copydoc CustomActorImpl::OnSceneConnection()
+ * @note If overridden, then an up-call to Control::OnSceneConnection MUST be made at the end.
*/
- virtual void OnStageConnection( int depth );
+ void OnSceneConnection(int depth) override;
/**
- * @copydoc CustomActorImpl::OnStageDisconnection()
- * @note If overridden, then an up-call to Control::OnStageDisconnection MUST be made at the end.
+ * @copydoc CustomActorImpl::OnSceneDisconnection()
+ * @note If overridden, then an up-call to Control::OnSceneDisconnection MUST be made at the end.
*/
- virtual void OnStageDisconnection();
+ void OnSceneDisconnection() override;
/**
* @copydoc CustomActorImpl::OnChildAdd()
* @note If overridden, then an up-call to Control::OnChildAdd MUST be made at the end.
*/
- virtual void OnChildAdd( Actor& child );
+ void OnChildAdd(Actor& child) override;
/**
* @copydoc CustomActorImpl::OnChildRemove()
* @note If overridden, then an up-call to Control::OnChildRemove MUST be made at the end.
*/
- virtual void OnChildRemove( Actor& child );
+ void OnChildRemove(Actor& child) override;
/**
* @copydoc CustomActorImpl::OnPropertySet()
* @note If overridden, then an up-call to Control::OnChildRemove MUST be made at the end.
*/
- virtual void OnPropertySet( Property::Index index, Property::Value propertyValue );
+ void OnPropertySet(Property::Index index, const Property::Value& propertyValue) override;
/**
* @copydoc CustomActorImpl::OnSizeSet()
* @note If overridden, then an up-call to Control::OnSizeSet MUST be made at the end.
*/
- virtual void OnSizeSet( const Vector3& targetSize );
+ void OnSizeSet(const Vector3& targetSize) override;
/**
* @copydoc CustomActorImpl::OnSizeAnimation()
* @note If overridden, then an up-call to Control::OnSizeAnimation MUST be made at the end.
*/
- virtual void OnSizeAnimation( Animation& animation, const Vector3& targetSize );
-
- /**
- * @copydoc CustomActorImpl::OnTouchEvent()
- */
- virtual bool OnTouchEvent( const TouchEvent& event );
-
- /**
- * @copydoc CustomActorImpl::OnHoverEvent()
- */
- virtual bool OnHoverEvent( const HoverEvent& event );
-
- /**
- * @copydoc CustomActorImpl::OnKeyEvent()
- */
- virtual bool OnKeyEvent( const KeyEvent& event );
-
- /**
- * @copydoc CustomActorImpl::OnWheelEvent()
- */
- virtual bool OnWheelEvent( const WheelEvent& event );
+ void OnSizeAnimation(Animation& animation, const Vector3& targetSize) override;
/**
* @copydoc CustomActorImpl::OnRelayout()
*/
- virtual void OnRelayout( const Vector2& size, RelayoutContainer& container );
+ void OnRelayout(const Vector2& size, RelayoutContainer& container) override;
/**
* @copydoc CustomActorImpl::OnSetResizePolicy()
*/
- virtual void OnSetResizePolicy( ResizePolicy::Type policy, Dimension::Type dimension );
+ void OnSetResizePolicy(ResizePolicy::Type policy, Dimension::Type dimension) override;
/**
* @copydoc CustomActorImpl::GetNaturalSize()
*/
- virtual Vector3 GetNaturalSize();
+ Vector3 GetNaturalSize() override;
/**
* @copydoc CustomActorImpl::CalculateChildSize()
*/
- virtual float CalculateChildSize( const Dali::Actor& child, Dimension::Type dimension );
+ float CalculateChildSize(const Dali::Actor& child, Dimension::Type dimension) override;
/**
* @copydoc CustomActorImpl::GetHeightForWidth()
*/
- virtual float GetHeightForWidth( float width );
+ float GetHeightForWidth(float width) override;
/**
* @copydoc CustomActorImpl::GetWidthForHeight()
*/
- virtual float GetWidthForHeight( float height );
+ float GetWidthForHeight(float height) override;
/**
* @copydoc CustomActorImpl::RelayoutDependentOnChildren()
*/
- virtual bool RelayoutDependentOnChildren( Dimension::Type dimension = Dimension::ALL_DIMENSIONS );
+ bool RelayoutDependentOnChildren(Dimension::Type dimension = Dimension::ALL_DIMENSIONS) override;
/**
* @copydoc CustomActorImpl::OnCalculateRelayoutSize()
*/
- virtual void OnCalculateRelayoutSize( Dimension::Type dimension );
+ void OnCalculateRelayoutSize(Dimension::Type dimension) override;
/**
* @copydoc CustomActorImpl::OnLayoutNegotiated()
*/
- virtual void OnLayoutNegotiated( float size, Dimension::Type dimension );
-
-protected: // Helpers for deriving classes
-
- // Construction
+ void OnLayoutNegotiated(float size, Dimension::Type dimension) override;
+public: // Helpers for deriving classes
/**
* @brief Flags for the constructor.
* @SINCE_1_0.0
enum ControlBehaviour
{
CONTROL_BEHAVIOUR_DEFAULT = 0, ///< Default behaviour: Size negotiation is enabled & listens to Style Change signal, but doesn't receive event callbacks. @SINCE_1_2_10
- REQUIRES_STYLE_CHANGE_SIGNALS = 1 << ( CustomActorImpl::ACTOR_FLAG_COUNT + 0 ), ///< True if needs to monitor style change signals such as theme/font change @SINCE_1_0.0 @DEPRECATED_1_2_10
- REQUIRES_KEYBOARD_NAVIGATION_SUPPORT = 1 << ( CustomActorImpl::ACTOR_FLAG_COUNT + 1 ), ///< True if needs to support keyboard navigation @SINCE_1_0.0
-
- DISABLE_STYLE_CHANGE_SIGNALS = 1 << ( CustomActorImpl::ACTOR_FLAG_COUNT + 2 ), ///< True if control should not monitor style change signals @SINCE_1_2_10
+ NOT_IN_USE_1 = 1 << (CustomActorImpl::ACTOR_FLAG_COUNT + 0),
+ REQUIRES_KEYBOARD_NAVIGATION_SUPPORT = 1 << (CustomActorImpl::ACTOR_FLAG_COUNT + 1), ///< True if needs to support keyboard navigation @SINCE_1_0.0
+ DISABLE_STYLE_CHANGE_SIGNALS = 1 << (CustomActorImpl::ACTOR_FLAG_COUNT + 2), ///< True if control should not monitor style change signals @SINCE_1_2_10
LAST_CONTROL_BEHAVIOUR_FLAG
};
- static const int CONTROL_BEHAVIOUR_FLAG_COUNT = Log< LAST_CONTROL_BEHAVIOUR_FLAG - 1 >::value + 1; ///< Total count of flags
+ static const int CONTROL_BEHAVIOUR_FLAG_COUNT = Log<LAST_CONTROL_BEHAVIOUR_FLAG - 1>::value + 1; ///< Total count of flags
+
+ /**
+ * @brief Creates a new ControlImpl instance that does not require touch by default.
+ *
+ * If touch is required, then the user can connect to this class' touch signal.
+ * @SINCE_2_1.8
+ * @param[in] additionalBehaviour Additional control behaviour.
+ * @return A handle to the ControlImpl instance
+ */
+ static Toolkit::Control New(ControlBehaviour additionalBehaviour);
+
+protected:
+ // Construction
/**
* @brief Control constructor.
* @SINCE_1_0.0
* @param[in] behaviourFlags Behavioural flags from ControlBehaviour enum
*/
- Control( ControlBehaviour behaviourFlags );
+ Control(ControlBehaviour behaviourFlags);
/**
* @brief Second phase initialization.
void Initialize();
public: // API for derived classes to override
-
// Lifecycle
/**
virtual void OnInitialize();
/**
- * @DEPRECATED_1_1.30. Override OnChildAdd instead.
- *
- * @brief Called whenever an Actor is added to the control.
- *
- * Could be overridden by derived classes.
- *
- * @SINCE_1_0.0
- * @param[in] child The added actor
- */
- virtual void OnControlChildAdd( Actor& child ) DALI_DEPRECATED_API;
-
- /**
- * @DEPRECATED_1_1.30. Override OnChildRemove instead.
- *
- * @brief Called whenever an Actor is removed from the control.
- *
- * Could be overridden by derived classes.
- *
- * @SINCE_1_0.0
- * @param[in] child The removed actor
+ * @copydoc Dali::Toolkit::Control::IsResourceReady
*/
- virtual void OnControlChildRemove( Actor& child ) DALI_DEPRECATED_API;
+ virtual bool IsResourceReady() const;
// Styling
* @param[in] styleManager The StyleManager object
* @param[in] change Information denoting what has changed
*/
- virtual void OnStyleChange( Toolkit::StyleManager styleManager, StyleChange::Type change );
+ virtual void OnStyleChange(Toolkit::StyleManager styleManager, StyleChange::Type change);
// Accessibility
* @param[in] gesture The pan gesture
* @return true if the pan gesture has been consumed by this control
*/
- virtual bool OnAccessibilityPan( PanGesture gesture );
-
- /**
- * @brief This method should be overridden by deriving classes when they wish to respond the accessibility
- * touch event.
- *
- * @SINCE_1_0.0
- * @param[in] touchEvent The touch event
- * @return true if the touch event has been consumed by this control
- */
- virtual bool OnAccessibilityTouch( const TouchEvent& touchEvent );
+ virtual bool OnAccessibilityPan(PanGesture gesture);
/**
* @brief This method should be overridden by deriving classes when they wish to respond
* @param[in] isIncrease Whether the value should be increased or decreased
* @return true if the value changed action has been consumed by this control
*/
- virtual bool OnAccessibilityValueChange( bool isIncrease );
+ virtual bool OnAccessibilityValueChange(bool isIncrease);
/**
* @brief This method should be overridden by deriving classes when they wish to respond
*/
virtual bool OnAccessibilityZoom();
+ /**
+ * @brief This method should be overriden by deriving classes when they wish to be
+ * represented by a custom Accessible object implementation.
+ *
+ * The AT-SPI infrastructure is responsible for destroying the returned object.
+ *
+ * Currently, this method is called at most once in a given Control's lifetime, when
+ * GetAccessibleObject() is called for the first time. A future version of the
+ * AT-SPI infrastructure, however, may delete the Accessible object and request a new
+ * one to be created (by calling this method) multiple times, for example during
+ * scene connection and disconnection.
+ *
+ * @return The newly created Accessible object
+ *
+ * @see GetAccessibleObject()
+ */
+ virtual DevelControl::ControlAccessible* CreateAccessibleObject();
+
// Keyboard focus
/**
* @param[in] loopEnabled Whether the focus movement should be looped within the control
* @return The next keyboard focusable actor in this control or an empty handle if no actor can be focused
*/
- virtual Actor GetNextKeyboardFocusableActor( Actor currentFocusedActor, Toolkit::Control::KeyboardFocus::Direction direction, bool loopEnabled );
+ virtual Actor GetNextKeyboardFocusableActor(Actor currentFocusedActor, Toolkit::Control::KeyboardFocus::Direction direction, bool loopEnabled);
/**
* @brief Informs this control that its chosen focusable actor will be focused.
* @SINCE_1_0.0
* @param[in] commitedFocusableActor The commited focusable actor
*/
- virtual void OnKeyboardFocusChangeCommitted( Actor commitedFocusableActor );
+ virtual void OnKeyboardFocusChangeCommitted(Actor commitedFocusableActor);
/**
* @brief This method is called when the control has enter pressed on it.
*/
virtual bool OnKeyboardEnter();
+ /**
+ * @brief Called after a key-event is received by the actor that has had its focus set.
+ *
+ * @SINCE_1_0.0
+ * @param[in] event The Key Event
+ * @return True if the event should be consumed
+ */
+ virtual bool OnKeyEvent(const KeyEvent& event);
+
// Gestures
/**
* @note Pinch detection should be enabled via EnableGestureDetection().
* @see EnableGestureDetection
*/
- virtual void OnPinch( const PinchGesture& pinch );
+ virtual void OnPinch(const PinchGesture& pinch);
/**
* @brief Called whenever a pan gesture is detected on this control.
* @note Pan detection should be enabled via EnableGestureDetection().
* @see EnableGestureDetection
*/
- virtual void OnPan( const PanGesture& pan );
+ virtual void OnPan(const PanGesture& pan);
/**
* @brief Called whenever a tap gesture is detected on this control.
* @note Tap detection should be enabled via EnableGestureDetection().
* @see EnableGestureDetection
*/
- virtual void OnTap( const TapGesture& tap );
+ virtual void OnTap(const TapGesture& tap);
/**
* @brief Called whenever a long press gesture is detected on this control.
* @note Long press detection should be enabled via EnableGestureDetection().
* @see EnableGestureDetection
*/
- virtual void OnLongPress( const LongPressGesture& longPress );
+ virtual void OnLongPress(const LongPressGesture& longPress);
// From ConnectionTrackerInterface
/**
* @copydoc ConnectionTrackerInterface::SignalConnected
*/
- virtual void SignalConnected( SlotObserver* slotObserver, CallbackBase* callback );
+ void SignalConnected(SlotObserver* slotObserver, CallbackBase* callback) override;
/**
* @copydoc ConnectionTrackerInterface::SignalDisconnected
*/
- virtual void SignalDisconnected( SlotObserver* slotObserver, CallbackBase* callback );
+ void SignalDisconnected(SlotObserver* slotObserver, CallbackBase* callback) override;
/**
* @brief Retrieves the extension for this control.
return NULL;
}
-private:
+ // Transition APIs
+ /**
+ * @brief Make visual transition from source control to destination control about specific Visual.
+ * If both of source and destination control have same visual index, than generates information for the transition of this Control.
+ *
+ * @param[out] sourcePropertyMap Source property map to be applied on this Control.
+ * @param[out] destinationPropertyMap Destination property map to be applied on this Control.
+ * @param[in] source Source control of the animation.
+ * @param[in] destination Destination control of the animation.
+ * @param[in] visualIndex Property::Index to make animation.
+ */
+ void MakeVisualTransition(Dali::Property::Map& sourcePropertyMap, Dali::Property::Map& destinationPropertyMap, Dali::Toolkit::Control source, Dali::Toolkit::Control destination, Dali::Property::Index visualIndex);
+
+ /**
+ * @brief Retrieves source and destination visual properties for the Transition of this Control.
+ * The properties of this Control will be transitioned from the propeties of source Control to that of destination control.
+ * If a property value is different between source and destination Control,
+ * the property information of each Control will be included in sourceProperties and destinationProperties.
+ *
+ * @param[out] sourceProperties Source property list to be applied on this Control.
+ * @param[out] destinationProperties Destination property list to be applied on this Control.
+ * @param[in] source Source control of the animation.
+ * @param[in] destination Destination control of the animation.
+ *
+ * @note This method do not handle Actor properties.
+ * And the size and order of the sourceProperties and destinationProperties must be synchronized.
+ */
+ virtual void OnCreateTransitions(std::vector<std::pair<Dali::Property::Index, Dali::Property::Map>>& sourceProperties,
+ std::vector<std::pair<Dali::Property::Index, Dali::Property::Map>>& destinationProperties,
+ Dali::Toolkit::Control source,
+ Dali::Toolkit::Control destination)
+ {
+ }
+
+ /**
+ * @brief Update visual properties.
+ * @param[in] properties Property list to be used to update visual properties of this Control.
+ */
+ virtual void OnUpdateVisualProperties(const std::vector<std::pair<Dali::Property::Index, Dali::Property::Map>>& properties)
+ {
+ }
+
+private:
/// @cond internal
- // Undefined
- DALI_INTERNAL Control( const Control& );
- DALI_INTERNAL Control& operator=( const Control& );
+
+ // Not copyable or movable
+ DALI_INTERNAL Control(const Control&) = delete; ///< Deleted copy constructor.
+ DALI_INTERNAL Control(Control&&) = delete; ///< Deleted move constructor.
+ DALI_INTERNAL Control& operator=(const Control&) = delete; ///< Deleted copy assignment operator.
+ DALI_INTERNAL Control& operator=(Control&&) = delete; ///< Deleted move assignment operator.
public:
- class Impl; // Class declaration is public so we can internally add devel API's to the Controls Impl
+ class DALI_INTERNAL Impl; // Class declaration is public so we can internally add devel API's to the Controls Impl
private:
Impl* mImpl;
/// @endcond
-
};
/**
* @return Implementation
* @pre handle is initialized and points to a control
*/
-DALI_IMPORT_API Internal::Control& GetImplementation( Dali::Toolkit::Control& handle );
+DALI_TOOLKIT_API Internal::Control& GetImplementation(Dali::Toolkit::Control& handle);
/**
* @brief Gets implementation from the handle.
* @return Implementation
* @pre Handle is initialized and points to a control.
*/
-DALI_IMPORT_API const Internal::Control& GetImplementation( const Dali::Toolkit::Control& handle );
+DALI_TOOLKIT_API const Internal::Control& GetImplementation(const Dali::Toolkit::Control& handle);
} // namespace Internal