#define DALI_TOOLKIT_CONTROL_DEVEL_H
/*
- * Copyright (c) 2016 Samsung Electronics Co., Ltd.
+ * Copyright (c) 2022 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.
* limitations under the License.
*
*/
+// EXTERNAL INCLUDES
+#include <dali/devel-api/adaptor-framework/accessibility-bridge.h>
+#include <dali/devel-api/adaptor-framework/input-method-context.h>
+#include <dali/public-api/animation/alpha-function.h>
+#include <dali/public-api/animation/time-period.h>
// INTERNAL INCLUDES
+#include <dali-toolkit/devel-api/controls/control-accessible.h>
+#include <dali-toolkit/devel-api/visual-factory/visual-base.h>
#include <dali-toolkit/public-api/controls/control.h>
namespace Dali
{
-
namespace Toolkit
{
+class TransitionData;
+
+namespace Visual
+{
+class Base;
+}
namespace DevelControl
{
+/// @brief AccessibilityActivate signal type.
+typedef Signal<void()> AccessibilityActivateSignalType;
+
+/// @brief AccessibilityReadingSkipped signal type.
+typedef Signal<void()> AccessibilityReadingSkippedSignalType;
+
+/// @brief AccessibilityReadingPaused signal type.
+typedef Signal<void()> AccessibilityReadingPausedSignalType;
+
+/// @brief AccessibilityReadingResumed signal type.
+typedef Signal<void()> AccessibilityReadingResumedSignalType;
+
+/// @brief AccessibilityReadingCancelled signal type.
+typedef Signal<void()> AccessibilityReadingCancelledSignalType;
+
+/// @brief AccessibilityReadingStopped signal type.
+typedef Signal<void()> AccessibilityReadingStoppedSignalType;
+
+/// @brief AccessibilityGetName signal type.
+typedef Signal<void(std::string&)> AccessibilityGetNameSignalType;
+
+/// @brief AccessibilityGetDescription signal type.
+typedef Signal<void(std::string&)> AccessibilityGetDescriptionSignalType;
+
+/// @brief AccessibilityDoGesture signal type.
+typedef Signal<void(std::pair<Dali::Accessibility::GestureInfo, bool>&)> AccessibilityDoGestureSignalType;
enum State
{
namespace Property
{
-
enum
{
- STYLE_NAME = Control::Property::STYLE_NAME,
- BACKGROUND_COLOR = Control::Property::BACKGROUND_COLOR,
- BACKGROUND_IMAGE = Control::Property::BACKGROUND_IMAGE,
- KEY_INPUT_FOCUS = Control::Property::KEY_INPUT_FOCUS,
- BACKGROUND = Control::Property::BACKGROUND,
+ STYLE_NAME = Control::Property::STYLE_NAME,
+ KEY_INPUT_FOCUS = Control::Property::KEY_INPUT_FOCUS,
+ BACKGROUND = Control::Property::BACKGROUND,
+ MARGIN = Control::Property::MARGIN,
+ PADDING = Control::Property::PADDING,
/**
* @brief Displays a tooltip when the control is hovered over.
* @note When retrieved, a Property::MAP is returned.
* @see Toolkit::Tooltip
*/
- TOOLTIP = BACKGROUND + 1,
+ TOOLTIP = PADDING + 1,
/**
* @brief The current state of the control.
*
* @see DevelControl::State
*/
- STATE = BACKGROUND + 2,
+ STATE = PADDING + 2,
/**
* @brief The current sub state of the control.
*
* @see DevelControl::State
*/
- SUB_STATE = BACKGROUND + 3,
+ SUB_STATE = PADDING + 3,
/**
* @brief The actor ID of the left focusable control.
* @details Name "leftFocusableActorId", type Property::INTEGER.
*
*/
- LEFT_FOCUSABLE_ACTOR_ID = BACKGROUND + 4,
+ LEFT_FOCUSABLE_ACTOR_ID = PADDING + 4,
/**
* @brief The actor ID of the right focusable control.
* @details Name "rightFocusableActorId", type Property::INTEGER.
*
*/
- RIGHT_FOCUSABLE_ACTOR_ID = BACKGROUND + 5,
+ RIGHT_FOCUSABLE_ACTOR_ID = PADDING + 5,
/**
* @brief The actor ID of the up focusable control.
* @details Name "upFocusableActorId", type Property::INTEGER.
*
*/
- UP_FOCUSABLE_ACTOR_ID = BACKGROUND + 6,
+ UP_FOCUSABLE_ACTOR_ID = PADDING + 6,
/**
* @brief The actor ID of the down focusable control.
* @details Name "downFocusableActorId", type Property::INTEGER.
*
*/
- DOWN_FOCUSABLE_ACTOR_ID = BACKGROUND + 7
+ DOWN_FOCUSABLE_ACTOR_ID = PADDING + 7,
+
+ /**
+ * @brief The shadow of the control.
+ * @details Name "shadow", type Property::MAP.
+ */
+ SHADOW = PADDING + 8,
+
+ /**
+ * @brief The name of object visible in accessibility tree.
+ * @details Name "accessibilityName", type Property::STRING.
+ */
+ ACCESSIBILITY_NAME,
+
+ /**
+ * @brief The description of object visible in accessibility tree.
+ * @details Name "accessibilityDescription", type Property::STRING.
+ */
+ ACCESSIBILITY_DESCRIPTION,
+
+ /**
+ * @brief Current translation domain for accessibility clients.
+ * @details Name "accessibilityTranslationDomain", type Property::STRING.
+ */
+ ACCESSIBILITY_TRANSLATION_DOMAIN,
+
+ /**
+ * @brief Role being performed in accessibility hierarchy.
+ * @details Name "accessibilityRole", type Property::INTEGER.
+ * @note Property is stored as INTEGER, however its interpretaton
+ * depend on enumeration Dali::Accessibility::Role and should be read and written
+ * with usage of enumerated values.
+ * @see Dali::Accessibility::Role
+ */
+ ACCESSIBILITY_ROLE,
+
+ /**
+ * @brief Mark of able to highlight object.
+ * @details Name "accessibilityHighlightable", type Property::BOOLEAN.
+ */
+ ACCESSIBILITY_HIGHLIGHTABLE,
+
+ /**
+ * @brief Set of accessibility attributes describing object in accessibility hierarchy
+ * @details Name "accessibilityAttributes", type Property::MAP
+ */
+ ACCESSIBILITY_ATTRIBUTES,
+
+ /**
+ * @brief Whether a Control and its descendants can emit key signals.
+ * @details Name "dispatchKeyEvents", type Property::BOOLEAN
+ * @note If a control's dispatchKeyEvents is set to false, then it's children will not emit a key event signal either.
+ */
+ DISPATCH_KEY_EVENTS,
+
+ /**
+ * @brief Marks the object as invisible to AT-SPI clients.
+ * @details Name "accessibilityHidden", type Property::BOOLEAN.
+ * @note The representative Accessible object will not appear in the AT-SPI tree.
+ */
+ ACCESSIBILITY_HIDDEN,
+
+ /**
+ * @brief The actor ID of the clockwise focusable control.
+ * @details Name "clockwiseFocusableActorId", type Property::INTEGER.
+ *
+ */
+ CLOCKWISE_FOCUSABLE_ACTOR_ID,
+
+ /**
+ * @brief The actor ID of the conter-clockwise focusable control.
+ * @details Name "counterClockwiseFocusableActorId", type Property::INTEGER.
+ *
+ */
+ COUNTER_CLOCKWISE_FOCUSABLE_ACTOR_ID,
+
+ /**
+ * @brief Identifier that allows the automation framework to find and interact with this element.
+ * @details Name "automationId", type Property::STRING.
+ * @note This is a string identifier (compared to @c Actor::Property::ID which is an integer).
+ * It will also appear in the AT-SPI tree under the key "automationId".
+ */
+ AUTOMATION_ID,
};
} // namespace Property
-/// @brief ResourceReady signal type;
-typedef Signal<void ( Control ) > ResourceReadySignalType;
+/**
+ * @brief Register a visual by Property Index.
+ *
+ * @param[in] control The control
+ * @param[in] index The Property index of the visual, used to reference visual
+ * @param[in] visual The visual to register
+ *
+ * @note Derived class should not call visual.SetOnScene(actor). It is the responsibility of the base class to connect/disconnect registered visual to stage.
+ * Use below API with enabled set to false if derived class wishes to control when visual is staged.
+ * @note If the depth-index is not set on the visual, then it is set to be above the currently registered visuals.
+ * @note If replacing a visual, then the depth-index of the visual being replaced is used for the visual.
+ */
+DALI_TOOLKIT_API void RegisterVisual(Internal::Control& control, Dali::Property::Index index, Toolkit::Visual::Base& visual);
+
+/**
+ * @brief Register a visual by Property Index with a depth index.
+ *
+ * @param[in] control The control
+ * @param[in] index The Property index of the visual, used to reference visual
+ * @param[in] visual The visual to register
+ * @param[in] depthIndex The visual's depth-index is set to this
+ *
+ * @note Derived class should not call visual.SetOnScene(actor). It is the responsibility of the base class to connect/disconnect registered visual to stage.
+ * Use below API with enabled set to false if derived class wishes to control when visual is staged.
+ *
+ * @see Visual::Base::GetDepthIndex()
+ * @see Visual::Base::SetDepthIndex()
+ */
+DALI_TOOLKIT_API void RegisterVisual(Internal::Control& control, Dali::Property::Index index, Toolkit::Visual::Base& visual, int depthIndex);
+
+/**
+ * @brief Register a visual by Property Index with the option of enabling/disabling it.
+ *
+ * @param[in] control The control
+ * @param[in] index The Property index of the visual, used to reference visual
+ * @param[in] visual The visual to register
+ * @param[in] enabled false if derived class wants to control when visual is set on stage.
+ *
+ * @note If the depth-index is not set on the visual, then it is set to be above the currently registered visuals.
+ * @note If replacing a visual, then the depth-index of the visual being replaced is used for the visual.
+ *
+ * @see EnableVisual()
+ */
+DALI_TOOLKIT_API void RegisterVisual(Internal::Control& control, Dali::Property::Index index, Toolkit::Visual::Base& visual, bool enabled);
+
+/**
+ * @brief Register a visual by Property Index with a depth index with the option of enabling/disabling it.
+ *
+ * @param[in] control The control
+ * @param[in] index The Property index of the visual, used to reference visual
+ * @param[in] visual The visual to register
+ * @param[in] enabled false if derived class wants to control when visual is set on stage.
+ * @param[in] depthIndex The visual's depth-index is set to this
+ *
+ * @see EnableVisual()
+ * @see Visual::Base::GetDepthIndex()
+ * @see Visual::Base::SetDepthIndex()
+ */
+DALI_TOOLKIT_API void RegisterVisual(Internal::Control& control, Dali::Property::Index index, Toolkit::Visual::Base& visual, bool enabled, int depthIndex);
+
+/**
+ * @brief Erase the entry matching the given index from the list of registered visuals
+ *
+ * @param[in] control The control
+ * @param[in] index The Property index of the visual, used to reference visual
+ */
+DALI_TOOLKIT_API void UnregisterVisual(Internal::Control& control, Dali::Property::Index index);
+
+/**
+ * @brief Retrieve the visual associated with the given property index.
+ *
+ * @param[in] control The control
+ * @param[in] index The Property index of the visual.
+ * @return The registered visual if exist, otherwise empty handle.
+ * @note For managing object life-cycle, do not store the returned visual as a member which increments its reference count.
+ */
+DALI_TOOLKIT_API Toolkit::Visual::Base GetVisual(const Internal::Control& control, Dali::Property::Index index);
+
+/**
+ * @brief Sets the given visual to be displayed or not when parent staged.
+ *
+ * @param[in] control The control
+ * @param[in] index The Property index of the visual
+ * @param[in] enable flag to set enabled or disabled.
+ */
+DALI_TOOLKIT_API void EnableVisual(Internal::Control& control, Dali::Property::Index index, bool enable);
/**
- * @brief This signal is emitted after all resources required
- * by a control are loaded and ready.
- * Most resources are only loaded when the control is placed on stage.
+ * @brief Queries if the given visual is to be displayed when parent staged.
+ *
+ * @param[in] control The control
+ * @param[in] index The Property index of the visual
+ * @return bool whether visual is enabled or not
+ */
+DALI_TOOLKIT_API bool IsVisualEnabled(const Internal::Control& control, Dali::Property::Index index);
+
+/**
+ * @brief Add a transition effect on the control to the given animation
+ *
+ * Only generates an animator if the properties described in the transition
+ * data are staged (e.g. the visual is Enabled and the control is on stage).
+ * Otherwise the target values are stored, and will get set onto the properties
+ * when the visual is next staged.
+ *
+ * @param[in] control The control
+ * @param[in] animation The Animation to add valid transitions to
+ * @param[in] transitionData The transition data describing the effect to create
+ */
+DALI_TOOLKIT_API void AddTransitions(Internal::Control& control,
+ Dali::Animation animation,
+ const Toolkit::TransitionData& transitionData);
+
+/**
+ * @brief Create a transition effect on the control.
+ *
+ * Only generates an animation if the properties described in the transition
+ * data are staged (e.g. the visual is Enabled and the control is on stage).
+ * Otherwise the target values are stored, and will get set onto the properties
+ * when the visual is next staged.
+ *
+ * @param[in] control The control
+ * @param[in] transitionData The transition data describing the effect to create
+ * @return A handle to an animation defined with the given effect, or an empty
+ * handle if no properties match.
+ */
+DALI_TOOLKIT_API Dali::Animation CreateTransition(Internal::Control& control,
+ const Toolkit::TransitionData& transitionData);
+
+/**
+ * @brief Perform an action on a visual registered to this control.
+ *
+ * Visuals will have actions, this API is used to perform one of these actions with the given attributes.
+ *
+ * @param[in] control The control.
+ * @param[in] visualIndex The Property index of the visual.
+ * @param[in] actionId The action to perform. See Visual to find supported actions.
+ * @param[in] attributes Optional attributes for the action.
+ */
+DALI_TOOLKIT_API void DoAction(Control& control, Dali::Property::Index visualIndex, Dali::Property::Index actionId, const Dali::Property::Value attributes);
+
+/**
+ * @brief Perform an action on a visual registered to this control.
+ *
+ * Visuals will have actions, this API is used to perform one of these actions with the given attributes.
+ *
+ * @param[in] control The control.
+ * @param[in] visualIndex The Property index of the visual.
+ * @param[in] actionId The action to perform. See Visual to find supported actions.
+ * @param[in] attributes Optional attributes for the action.
+ */
+DALI_TOOLKIT_API void DoActionExtension(Control& control, Dali::Property::Index visualIndex, Dali::Property::Index actionId, Dali::Any attributes);
+
+/**
+ * @brief Set input method context.
+ *
+ * @param[in] control The control.
+ * @param[in] inputMethodContext The input method context.
+ */
+DALI_TOOLKIT_API void SetInputMethodContext(Internal::Control& control, InputMethodContext& inputMethodContext);
+
+/**
+ * @brief Visual Event signal type
+ */
+using VisualEventSignalType = Signal<void(Control, Dali::Property::Index, Dali::Property::Index)>;
+
+/**
+ * @brief This signal is emitted when a visual has an event to notify.
*
* A callback of the following type may be connected:
* @code
- * void YourCallbackName( Control control );
+ * void YourCallbackName( Control control, Dali::Property::Index visualIndex, Dali::Property::Index signalId );
* @endcode
+ * @return The signal to connect to
+ */
+DALI_TOOLKIT_API VisualEventSignalType& VisualEventSignal(Control control);
+
+/**
+ * @brief Retrieve the property object associated with the given property index and the visual property key.
+ *
+ * @param[in] control The control
+ * @param[in] index The Property index of the visual.
+ * @param[in] visualPropertyKey The key of the visual's property.
+ * @return The Property object
+ */
+DALI_TOOLKIT_API Dali::Property GetVisualProperty(Control control, Dali::Property::Index index, Dali::Property::Key visualPropertyKey);
+
+/**
+ * @brief The signal is emmited as a succession of "activate" signal send by accessibility client.
+ * @return The signal to connect to
+ */
+DALI_TOOLKIT_API AccessibilityActivateSignalType& AccessibilityActivateSignal(Toolkit::Control control);
+
+/**
+ * @brief The signal is emmited when text send via Dali::Accessibility::Bridge::Say
+ * was placed in TTS queue but other text with higher priority prevented it from being read.
+ *
+ * @return The signal to connect to
+ */
+DALI_TOOLKIT_API AccessibilityReadingSkippedSignalType& AccessibilityReadingSkippedSignal(Toolkit::Control control);
+
+/**
+ * @brief
+ *
+ * @return The signal to connect to
+ */
+DALI_TOOLKIT_API AccessibilityReadingPausedSignalType& AccessibilityReadingPausedSignal(Toolkit::Control control);
+
+/**
+ * @brief
+ *
+ * @return The signal to connect to
+ */
+DALI_TOOLKIT_API AccessibilityReadingResumedSignalType& AccessibilityReadingResumedSignal(Toolkit::Control control);
+
+/**
+ * @brief The signal is emmited when text send via Dali::Accessibility::Bridge::Say
+ * was placed in TTS queue and reading was started but other text with higher priority cancelled it.
+ *
+ * @return The signal to connect to
+ */
+DALI_TOOLKIT_API AccessibilityReadingCancelledSignalType& AccessibilityReadingCancelledSignal(Toolkit::Control control);
+
+/**
+ * @brief The signal is emmited when text send via Dali::Accessibility::Bridge::Say
+ * was fully read by TTS module.
+ *
+ * @return The signal to connect to
+ */
+DALI_TOOLKIT_API AccessibilityReadingStoppedSignalType& AccessibilityReadingStoppedSignal(Toolkit::Control control);
+
+/**
+ * @brief The signal is emmited when accessibility client asks for object's name.
+ *
+ * Connected callback should assign name to std::string call parameter.
+ * Accessibility name can be stored in two ways:
+ * this signal,
+ * ACCESSIBILITY_NAME property,
+ * Priority is as above. If none is used, default implementation is provided.
+ * @return [description]
+ */
+DALI_TOOLKIT_API AccessibilityGetNameSignalType& AccessibilityGetNameSignal(Toolkit::Control control);
+
+/**
+ * @brief The signal is emmited when accessibility client asks for object's description.
+ *
+ * Connected callback should assign description to std::string call parameter.
+ * Accessibility description can be stored in two ways:
+ * this signal,
+ * ACCESSIBILITY_DESCRIPTION property,
+ * Priority is as above. If none is used, default implementation is provided.
+ * @return signal handler
+ */
+DALI_TOOLKIT_API AccessibilityGetDescriptionSignalType& AccessibilityGetDescriptionSignal(Toolkit::Control control);
+
+/**
+ * @brief The signal is emitted when accessibility client call "DoGesture" method via IPC mechanism.
+ *
+ * This signal allows developers to serve incoming gesture in specific way.
+ * @return signal handler
+ */
+DALI_TOOLKIT_API AccessibilityDoGestureSignalType& AccessibilityDoGestureSignal(Toolkit::Control control);
+
+/**
+ * @brief The method allows connection with other actor with usage of concrete accessibility relation type.
+ *
+ * @param control object to append attribute to
+ * @param destination Actor object
+ * @param relation enumerated value describing relation
+ */
+DALI_TOOLKIT_API void AppendAccessibilityRelation(Toolkit::Control control, Dali::Actor destination, Dali::Accessibility::RelationType relation);
+
+/**
+ * @brief The method allows removing relation
+ *
+ * @param control object to append attribute to
+ * @param destination Actor object
+ * @param relation enumerated value describing relation
+ */
+DALI_TOOLKIT_API void RemoveAccessibilityRelation(Toolkit::Control control, Dali::Actor destination, Dali::Accessibility::RelationType relation);
+
+/**
+ * @brief Returns a collection of Accessible objects related to current object and grouped by relation type.
+ *
+ * @param control object to query
+ * @return collection of relations
+ *
+ * @see Dali::Accessibility::Accessible::GetRelationSet()
+ */
+DALI_TOOLKIT_API std::vector<Accessibility::Relation> GetAccessibilityRelations(Toolkit::Control control);
+
+/**
+ * @brief The method removes all previously appended relations
+ *
+ * @param control object to append attribute to
+ */
+DALI_TOOLKIT_API void ClearAccessibilityRelations(Toolkit::Control control);
+
+/**
+ * @brief The method allows to add or modify value matched with given key.
+ * Modification take place if key was previously set.
+ *
+ * @param control object to append attribute to
+ * @param key std::string value
+ * @param value std::string value
+ */
+DALI_TOOLKIT_API void AppendAccessibilityAttribute(Toolkit::Control control, const std::string& key, const std::string& value);
+
+/**
+ * @brief The method erases key with its value from accessibility attributes
+ * @param control object to append attribute to
+ * @param key std::string value
+ */
+DALI_TOOLKIT_API void RemoveAccessibilityAttribute(Toolkit::Control control, const std::string& key);
+
+/**
+ * @brief The method clears accessibility attributes
+ *
+ * @param control object to append attribute to
+ */
+DALI_TOOLKIT_API void ClearAccessibilityAttributes(Toolkit::Control control);
+
+/**
+ * @brief The method inserts reading information of an accessible object into attributes
+ *
+ * @param control object to append attribute to
+ * @param types Reading information types
+ */
+DALI_TOOLKIT_API void SetAccessibilityReadingInfoType(Toolkit::Control control, const Dali::Accessibility::ReadingInfoTypes types);
+
+/**
+ * @brief The method returns reading information of an accessible object
+ *
+ * @param control object to append attribute to
+ * @return Reading information types
+ */
+DALI_TOOLKIT_API Dali::Accessibility::ReadingInfoTypes GetAccessibilityReadingInfoType(Toolkit::Control control);
+
+/**
+ * @brief The method erases highlight.
+ *
+ * @param control object to append attribute to
+ * @return bool value, false when it is not possible or something went wrong, at the other way true.
+ */
+DALI_TOOLKIT_API bool ClearAccessibilityHighlight(Toolkit::Control control);
+
+/**
+ * @brief The method grabs highlight.
+ *
+ * @param control object to append attribute to
+ * @return bool value, false when it is not possible or something went wrong, at the other way true.
+ */
+DALI_TOOLKIT_API bool GrabAccessibilityHighlight(Toolkit::Control control);
+
+/**
+ * @brief The metod presents bitset of control's states.
+ *
+ * @param control object to append attribute to
+ * @return Dali::Accessibility::States is vector of enumerated State.
*/
-ResourceReadySignalType& ResourceReadySignal( Control& control );
+DALI_TOOLKIT_API Dali::Accessibility::States GetAccessibilityStates(Toolkit::Control control);
/**
- * @brief Query if all resources required by a control are loaded and ready.
- * Most resources are only loaded when the control is placed on stage.
- * @return true if the resources are loaded and ready, false otherwise
+ * @brief The method force sending notifications about current states to accessibility clients
*
+ * @param control object to append attribute to
+ * @param states mask with states expected to broadcast
+ * @param recurse flag pointing if notifications of children's state would be sent
*/
-bool IsResourceReady( const Control& control );
+DALI_TOOLKIT_API void NotifyAccessibilityStateChange(Toolkit::Control control, Dali::Accessibility::States states, bool recurse);
} // namespace DevelControl