#include "flutter/shell/platform/linux/fl_accessible_node.h"
#include "flutter/shell/platform/linux/fl_engine_private.h"

Classes
struct	ActionData

struct	FlAccessibleNodePrivate

Macros
#define	FL_ACCESSIBLE_NODE_GET_PRIVATE(node)

Enumerations
enum	{ kProp0, kPropEngine, kPropId, kPropLast }

Functions
static void	fl_accessible_node_component_interface_init (AtkComponentIface *iface)

static void	fl_accessible_node_action_interface_init (AtkActionIface *iface)

	G_DEFINE_TYPE_WITH_CODE (FlAccessibleNode, fl_accessible_node, ATK_TYPE_OBJECT, G_IMPLEMENT_INTERFACE(ATK_TYPE_COMPONENT, fl_accessible_node_component_interface_init) G_IMPLEMENT_INTERFACE(ATK_TYPE_ACTION, fl_accessible_node_action_interface_init)) static gboolean flag_is_changed(FlutterSemanticsFlag old_flags

static gboolean	has_flag (FlutterSemanticsFlag flags, FlutterSemanticsFlag flag)

static gboolean	has_action (FlutterSemanticsAction actions, FlutterSemanticsAction action)

static ActionData *	get_action (FlAccessibleNodePrivate *priv, gint index)

static gboolean	has_child (GPtrArray children, AtkObject object)

static void	fl_accessible_node_set_property (GObject object, guint prop_id, const GValue value, GParamSpec *pspec)

static void	fl_accessible_node_dispose (GObject *object)

static const gchar *	fl_accessible_node_get_name (AtkObject *accessible)

static AtkObject *	fl_accessible_node_get_parent (AtkObject *accessible)

static gint	fl_accessible_node_get_index_in_parent (AtkObject *accessible)

static gint	fl_accessible_node_get_n_children (AtkObject *accessible)

static AtkObject *	fl_accessible_node_ref_child (AtkObject *accessible, gint i)

static AtkRole	fl_accessible_node_get_role (AtkObject *accessible)

static AtkStateSet *	fl_accessible_node_ref_state_set (AtkObject *accessible)

static void	fl_accessible_node_get_extents (AtkComponent component, gint x, gint y, gint width, gint *height, AtkCoordType coord_type)

static AtkLayer	fl_accessible_node_get_layer (AtkComponent *component)

static gboolean	fl_accessible_node_do_action (AtkAction *action, gint i)

static gint	fl_accessible_node_get_n_actions (AtkAction *action)

static const gchar *	fl_accessible_node_get_name (AtkAction *action, gint i)

static void	fl_accessible_node_set_name_impl (FlAccessibleNode self, const gchar name)

static void	fl_accessible_node_set_extents_impl (FlAccessibleNode *self, gint x, gint y, gint width, gint height)

static void	fl_accessible_node_set_flags_impl (FlAccessibleNode *self, FlutterSemanticsFlag flags)

static void	fl_accessible_node_set_actions_impl (FlAccessibleNode *self, FlutterSemanticsAction actions)

static void	fl_accessible_node_set_value_impl (FlAccessibleNode self, const gchar value)

static void	fl_accessible_node_set_text_selection_impl (FlAccessibleNode *self, gint base, gint extent)

static void	fl_accessible_node_set_text_direction_impl (FlAccessibleNode *self, FlutterTextDirection direction)

static void	fl_accessible_node_perform_action_impl (FlAccessibleNode self, FlutterSemanticsAction action, GBytes data)

static void	fl_accessible_node_class_init (FlAccessibleNodeClass *klass)

static void	fl_accessible_node_init (FlAccessibleNode *self)

FlAccessibleNode *	fl_accessible_node_new (FlEngine *engine, int32_t id)

void	fl_accessible_node_set_parent (FlAccessibleNode self, AtkObject parent, gint index)

void	fl_accessible_node_set_children (FlAccessibleNode self, GPtrArray children)

void	fl_accessible_node_set_name (FlAccessibleNode self, const gchar name)

void	fl_accessible_node_set_extents (FlAccessibleNode *self, gint x, gint y, gint width, gint height)

void	fl_accessible_node_set_flags (FlAccessibleNode *self, FlutterSemanticsFlag flags)

void	fl_accessible_node_set_actions (FlAccessibleNode *self, FlutterSemanticsAction actions)

void	fl_accessible_node_set_value (FlAccessibleNode self, const gchar value)

void	fl_accessible_node_set_text_selection (FlAccessibleNode *self, gint base, gint extent)

void	fl_accessible_node_set_text_direction (FlAccessibleNode *self, FlutterTextDirection direction)

void	fl_accessible_node_perform_action (FlAccessibleNode self, FlutterSemanticsAction action, GBytes data)

Variables
struct {
AtkStateType state

FlutterSemanticsFlag flag

gboolean invert

}	flag_mapping []

static ActionData	action_mapping []

FlutterSemanticsFlag	flags

Macro Definition Documentation

◆ FL_ACCESSIBLE_NODE_GET_PRIVATE

#define FL_ACCESSIBLE_NODE_GET_PRIVATE ( node )

Value:

((FlAccessibleNodePrivate*)fl_accessible_node_get_instance_private( \

FL_ACCESSIBLE_NODE(node)))

Definition at line 86 of file fl_accessible_node.cc.

Enumeration Type Documentation

◆ anonymous enum

anonymous enum

Enumerator
kProp0
kPropEngine
kPropId
kPropLast

Definition at line 84 of file fl_accessible_node.cc.

84 { kProp0, kPropEngine, kPropId, kPropLast };

Function Documentation

◆ fl_accessible_node_action_interface_init()

static void fl_accessible_node_action_interface_init ( AtkActionIface * iface )

static

Definition at line 470 of file fl_accessible_node.cc.

                                                                             {
   iface->do_action = fl_accessible_node_do_action;
   iface->get_n_actions = fl_accessible_node_get_n_actions;
   iface->get_name = fl_accessible_node_get_name;
 }

References fl_accessible_node_do_action(), fl_accessible_node_get_n_actions(), and fl_accessible_node_get_name().

◆ fl_accessible_node_class_init()

static void fl_accessible_node_class_init ( FlAccessibleNodeClass * klass )

static

Definition at line 423 of file fl_accessible_node.cc.

                                                                         {
   G_OBJECT_CLASS(klass)->set_property = fl_accessible_node_set_property;
   G_OBJECT_CLASS(klass)->dispose = fl_accessible_node_dispose;
   ATK_OBJECT_CLASS(klass)->get_name = fl_accessible_node_get_name;
   ATK_OBJECT_CLASS(klass)->get_parent = fl_accessible_node_get_parent;
   ATK_OBJECT_CLASS(klass)->get_index_in_parent =
       fl_accessible_node_get_index_in_parent;
   ATK_OBJECT_CLASS(klass)->get_n_children = fl_accessible_node_get_n_children;
   ATK_OBJECT_CLASS(klass)->ref_child = fl_accessible_node_ref_child;
   ATK_OBJECT_CLASS(klass)->get_role = fl_accessible_node_get_role;
   ATK_OBJECT_CLASS(klass)->ref_state_set = fl_accessible_node_ref_state_set;
   FL_ACCESSIBLE_NODE_CLASS(klass)->set_name = fl_accessible_node_set_name_impl;
   FL_ACCESSIBLE_NODE_CLASS(klass)->set_extents =
       fl_accessible_node_set_extents_impl;
   FL_ACCESSIBLE_NODE_CLASS(klass)->set_flags =
       fl_accessible_node_set_flags_impl;
   FL_ACCESSIBLE_NODE_CLASS(klass)->set_actions =
       fl_accessible_node_set_actions_impl;
   FL_ACCESSIBLE_NODE_CLASS(klass)->set_value =
       fl_accessible_node_set_value_impl;
   FL_ACCESSIBLE_NODE_CLASS(klass)->set_text_selection =
       fl_accessible_node_set_text_selection_impl;
   FL_ACCESSIBLE_NODE_CLASS(klass)->set_text_direction =
       fl_accessible_node_set_text_direction_impl;
   FL_ACCESSIBLE_NODE_CLASS(klass)->perform_action =
       fl_accessible_node_perform_action_impl;
  
   g_object_class_install_property(
       G_OBJECT_CLASS(klass), kPropEngine,
       g_param_spec_object(
           "engine", "engine", "Flutter engine", fl_engine_get_type(),
           static_cast<GParamFlags>(G_PARAM_WRITABLE | G_PARAM_CONSTRUCT_ONLY |
                                    G_PARAM_STATIC_STRINGS)));
   g_object_class_install_property(
       G_OBJECT_CLASS(klass), kPropId,
       g_param_spec_int(
           "id", "id", "Accessibility node ID", 0, G_MAXINT, 0,
           static_cast<GParamFlags>(G_PARAM_WRITABLE | G_PARAM_CONSTRUCT_ONLY |
                                    G_PARAM_STATIC_STRINGS)));
 }

◆ fl_accessible_node_component_interface_init()

static void fl_accessible_node_component_interface_init ( AtkComponentIface * iface )

static

Definition at line 464 of file fl_accessible_node.cc.

                               {
   iface->get_extents = fl_accessible_node_get_extents;
   iface->get_layer = fl_accessible_node_get_layer;
 }

References fl_accessible_node_get_extents(), and fl_accessible_node_get_layer().

◆ fl_accessible_node_dispose()

static void fl_accessible_node_dispose ( GObject * object )

static

Definition at line 163 of file fl_accessible_node.cc.

                                                         {
   FlAccessibleNodePrivate* priv = FL_ACCESSIBLE_NODE_GET_PRIVATE(object);
  
   if (priv->engine != nullptr) {
     g_object_remove_weak_pointer(object,
                                  reinterpret_cast<gpointer*>(&(priv->engine)));
     priv->engine = nullptr;
   }
   if (priv->parent != nullptr) {
     g_object_remove_weak_pointer(object,
                                  reinterpret_cast<gpointer*>(&(priv->parent)));
     priv->parent = nullptr;
   }
   g_clear_pointer(&priv->name, g_free);
   g_clear_pointer(&priv->actions, g_ptr_array_unref);
   g_clear_pointer(&priv->children, g_ptr_array_unref);
  
   G_OBJECT_CLASS(fl_accessible_node_parent_class)->dispose(object);
 }

References FL_ACCESSIBLE_NODE_GET_PRIVATE, and priv.

Referenced by fl_accessible_node_class_init().

◆ fl_accessible_node_do_action()

static gboolean fl_accessible_node_do_action	(	AtkAction *	action,
		gint	i
	)

static

Definition at line 304 of file fl_accessible_node.cc.

                                                                         {
   FlAccessibleNodePrivate* priv = FL_ACCESSIBLE_NODE_GET_PRIVATE(action);
  
   if (priv->engine == nullptr) {
     return FALSE;
   }
  
   ActionData* data = get_action(priv, i);
   if (data == nullptr) {
     return FALSE;
   }
  
   fl_accessible_node_perform_action(FL_ACCESSIBLE_NODE(action), data->action,
                                     nullptr);
   return TRUE;
 }

References ActionData::action, FL_ACCESSIBLE_NODE_GET_PRIVATE, fl_accessible_node_perform_action(), get_action(), i, priv, and TRUE.

Referenced by fl_accessible_node_action_interface_init().

◆ fl_accessible_node_get_extents()

static void fl_accessible_node_get_extents	(	AtkComponent *	component,
		gint *	x,
		gint *	y,
		gint *	width,
		gint *	height,
		AtkCoordType	coord_type
	)

static

Definition at line 277 of file fl_accessible_node.cc.

                                                                     {
   FlAccessibleNodePrivate* priv = FL_ACCESSIBLE_NODE_GET_PRIVATE(component);
  
   *x = 0;
   *y = 0;
   if (priv->parent != nullptr) {
     atk_component_get_extents(ATK_COMPONENT(priv->parent), x, y, nullptr,
                               nullptr, coord_type);
   }
  
   *x += priv->x;
   *y += priv->y;
   *width = priv->width;
   *height = priv->height;
 }

References FL_ACCESSIBLE_NODE_GET_PRIVATE, height, priv, and width.

Referenced by fl_accessible_node_component_interface_init().

◆ fl_accessible_node_get_index_in_parent()

static gint fl_accessible_node_get_index_in_parent ( AtkObject * accessible )

static

Definition at line 196 of file fl_accessible_node.cc.

                                                                           {
   FlAccessibleNodePrivate* priv = FL_ACCESSIBLE_NODE_GET_PRIVATE(accessible);
   return priv->index;
 }

References FL_ACCESSIBLE_NODE_GET_PRIVATE, and priv.

Referenced by fl_accessible_node_class_init().

◆ fl_accessible_node_get_layer()

static AtkLayer fl_accessible_node_get_layer ( AtkComponent * component )

static

Definition at line 299 of file fl_accessible_node.cc.

                                                                       {
   return ATK_LAYER_WIDGET;
 }

Referenced by fl_accessible_node_component_interface_init().

◆ fl_accessible_node_get_n_actions()

static gint fl_accessible_node_get_n_actions ( AtkAction * action )

static

Definition at line 322 of file fl_accessible_node.cc.

                                                                 {
   FlAccessibleNodePrivate* priv = FL_ACCESSIBLE_NODE_GET_PRIVATE(action);
   return priv->actions->len;
 }

References FL_ACCESSIBLE_NODE_GET_PRIVATE, and priv.

Referenced by fl_accessible_node_action_interface_init().

◆ fl_accessible_node_get_n_children()

static gint fl_accessible_node_get_n_children ( AtkObject * accessible )

static

Definition at line 202 of file fl_accessible_node.cc.

                                                                      {
   FlAccessibleNodePrivate* priv = FL_ACCESSIBLE_NODE_GET_PRIVATE(accessible);
   return priv->children->len;
 }

References FL_ACCESSIBLE_NODE_GET_PRIVATE, and priv.

Referenced by fl_accessible_node_class_init().

◆ fl_accessible_node_get_name() [1/2]

static const gchar* fl_accessible_node_get_name	(	AtkAction *	action,
		gint	i
	)

static

Definition at line 328 of file fl_accessible_node.cc.

                                                                            {
   FlAccessibleNodePrivate* priv = FL_ACCESSIBLE_NODE_GET_PRIVATE(action);
  
   ActionData* data = get_action(priv, i);
   if (data == nullptr) {
     return nullptr;
   }
  
   return data->name;
 }

References FL_ACCESSIBLE_NODE_GET_PRIVATE, get_action(), i, ActionData::name, and priv.

◆ fl_accessible_node_get_name() [2/2]

static const gchar* fl_accessible_node_get_name ( AtkObject * accessible )

static

Definition at line 184 of file fl_accessible_node.cc.

                                                                        {
   FlAccessibleNodePrivate* priv = FL_ACCESSIBLE_NODE_GET_PRIVATE(accessible);
   return priv->name;
 }

References FL_ACCESSIBLE_NODE_GET_PRIVATE, and priv.

Referenced by fl_accessible_node_action_interface_init(), and fl_accessible_node_class_init().

◆ fl_accessible_node_get_parent()

static AtkObject* fl_accessible_node_get_parent ( AtkObject * accessible )

static

Definition at line 190 of file fl_accessible_node.cc.

                                                                        {
   FlAccessibleNodePrivate* priv = FL_ACCESSIBLE_NODE_GET_PRIVATE(accessible);
   return priv->parent;
 }

References FL_ACCESSIBLE_NODE_GET_PRIVATE, and priv.

Referenced by fl_accessible_node_class_init().

◆ fl_accessible_node_get_role()

static AtkRole fl_accessible_node_get_role ( AtkObject * accessible )

static

Definition at line 219 of file fl_accessible_node.cc.

                                                                   {
   FlAccessibleNodePrivate* priv = FL_ACCESSIBLE_NODE_GET_PRIVATE(accessible);
   if ((priv->flags & kFlutterSemanticsFlagIsButton) != 0) {
     return ATK_ROLE_PUSH_BUTTON;
   }
   if ((priv->flags & kFlutterSemanticsFlagIsInMutuallyExclusiveGroup) != 0 &&
       (priv->flags & kFlutterSemanticsFlagHasCheckedState) != 0) {
     return ATK_ROLE_RADIO_BUTTON;
   }
   if ((priv->flags & kFlutterSemanticsFlagHasCheckedState) != 0) {
     return ATK_ROLE_CHECK_BOX;
   }
   if ((priv->flags & kFlutterSemanticsFlagHasToggledState) != 0) {
     return ATK_ROLE_TOGGLE_BUTTON;
   }
   if ((priv->flags & kFlutterSemanticsFlagIsSlider) != 0) {
     return ATK_ROLE_SLIDER;
   }
   if ((priv->flags & kFlutterSemanticsFlagIsTextField) != 0 &&
       (priv->flags & kFlutterSemanticsFlagIsObscured) != 0) {
     return ATK_ROLE_PASSWORD_TEXT;
   }
   if ((priv->flags & kFlutterSemanticsFlagIsTextField) != 0) {
     return ATK_ROLE_TEXT;
   }
   if ((priv->flags & kFlutterSemanticsFlagIsHeader) != 0) {
     return ATK_ROLE_HEADER;
   }
   if ((priv->flags & kFlutterSemanticsFlagIsLink) != 0) {
     return ATK_ROLE_LINK;
   }
   if ((priv->flags & kFlutterSemanticsFlagIsImage) != 0) {
     return ATK_ROLE_IMAGE;
   }
  
   return ATK_ROLE_PANEL;
 }

References FL_ACCESSIBLE_NODE_GET_PRIVATE, and priv.

Referenced by fl_accessible_node_class_init().

◆ fl_accessible_node_init()

static void fl_accessible_node_init ( FlAccessibleNode * self )

static

Definition at line 476 of file fl_accessible_node.cc.

                                                             {
   FlAccessibleNodePrivate* priv = FL_ACCESSIBLE_NODE_GET_PRIVATE(self);
   priv->actions = g_ptr_array_new();
   priv->children = g_ptr_array_new_with_free_func(g_object_unref);
 }

References FL_ACCESSIBLE_NODE_GET_PRIVATE, and priv.

◆ fl_accessible_node_new()

FlAccessibleNode* fl_accessible_node_new	(	FlEngine *	engine,
		int32_t	id
	)

fl_accessible_node_new: @engine: the #FlEngine this node came from. @id: the semantics node ID this object represents.

Creates a new accessibility object that exposes Flutter accessibility information to ATK.

Returns: a new #FlAccessibleNode.

Definition at line 482 of file fl_accessible_node.cc.

                                                                        {
   FlAccessibleNode* self = FL_ACCESSIBLE_NODE(g_object_new(
       fl_accessible_node_get_type(), "engine", engine, "id", id, nullptr));
   return self;
 }

Referenced by create_node(), and TEST().

◆ fl_accessible_node_perform_action()

void fl_accessible_node_perform_action	(	FlAccessibleNode *	node,
		FlutterSemanticsAction	action,
		GBytes *	data
	)

fl_accessible_node_dispatch_action: @node: an #FlAccessibleNode. @action: the action being dispatched. @data: (allow-none): data associated with the action.

Performs a semantic action for this node.

Definition at line 580 of file fl_accessible_node.cc.

                                                      {
   g_return_if_fail(FL_IS_ACCESSIBLE_NODE(self));
  
   return FL_ACCESSIBLE_NODE_GET_CLASS(self)->perform_action(self, action, data);
 }

Referenced by fl_accessible_node_do_action(), fl_accessible_text_field_copy_text(), fl_accessible_text_field_cut_text(), fl_accessible_text_field_paste_text(), perform_set_selection_action(), and perform_set_text_action().

◆ fl_accessible_node_perform_action_impl()

static void fl_accessible_node_perform_action_impl	(	FlAccessibleNode *	self,
		FlutterSemanticsAction	action,
		GBytes *	data
	)

static

Definition at line 415 of file fl_accessible_node.cc.

                   {
   FlAccessibleNodePrivate* priv = FL_ACCESSIBLE_NODE_GET_PRIVATE(self);
   fl_engine_dispatch_semantics_action(priv->engine, priv->id, action, data);
 }

References FL_ACCESSIBLE_NODE_GET_PRIVATE, fl_engine_dispatch_semantics_action(), FlPixelBufferTexturePrivate::id, and priv.

Referenced by fl_accessible_node_class_init().

◆ fl_accessible_node_ref_child()

static AtkObject* fl_accessible_node_ref_child	(	AtkObject *	accessible,
		gint	i
	)

static

Definition at line 208 of file fl_accessible_node.cc.

                                                                               {
   FlAccessibleNodePrivate* priv = FL_ACCESSIBLE_NODE_GET_PRIVATE(accessible);
  
   if (i < 0 || static_cast<guint>(i) >= priv->children->len) {
     return nullptr;
   }
  
   return ATK_OBJECT(g_object_ref(g_ptr_array_index(priv->children, i)));
 }

References FL_ACCESSIBLE_NODE_GET_PRIVATE, i, and priv.

Referenced by fl_accessible_node_class_init().

◆ fl_accessible_node_ref_state_set()

static AtkStateSet* fl_accessible_node_ref_state_set ( AtkObject * accessible )

static

Definition at line 258 of file fl_accessible_node.cc.

                                                                             {
   FlAccessibleNodePrivate* priv = FL_ACCESSIBLE_NODE_GET_PRIVATE(accessible);
  
   AtkStateSet* state_set = atk_state_set_new();
  
   for (int i = 0; flag_mapping[i].state != ATK_STATE_INVALID; i++) {
     gboolean enabled = has_flag(priv->flags, flag_mapping[i].flag);
     if (flag_mapping[i].invert) {
       enabled = !enabled;
     }
     if (enabled) {
       atk_state_set_add_state(state_set, flag_mapping[i].state);
     }
   }
  
   return state_set;
 }

References FL_ACCESSIBLE_NODE_GET_PRIVATE, flag_mapping, has_flag(), i, invert, priv, and state.

Referenced by fl_accessible_node_class_init().

◆ fl_accessible_node_set_actions()

void fl_accessible_node_set_actions	(	FlAccessibleNode *	node,
		FlutterSemanticsAction	actions
	)

fl_accessible_node_set_actions: @node: an #FlAccessibleNode. @actions: the actions this node can perform.

Sets the actions that this node can perform.

Definition at line 550 of file fl_accessible_node.cc.

                                                                     {
   g_return_if_fail(FL_IS_ACCESSIBLE_NODE(self));
  
   return FL_ACCESSIBLE_NODE_GET_CLASS(self)->set_actions(self, actions);
 }

Referenced by fl_view_accessible_handle_update_semantics(), and TEST().

◆ fl_accessible_node_set_actions_impl()

static void fl_accessible_node_set_actions_impl	(	FlAccessibleNode *	self,
		FlutterSemanticsAction	actions
	)

static

Definition at line 382 of file fl_accessible_node.cc.

                                     {
   FlAccessibleNodePrivate* priv = FL_ACCESSIBLE_NODE_GET_PRIVATE(self);
  
   // NOTE(robert-ancell): It appears that AtkAction doesn't have a method of
   // notifying that actions have changed, and even if it did an ATK client
   // might access the old IDs before checking for new ones. Keep an eye
   // out for a case where Flutter changes the actions on an item and see
   // if we can resolve this in another way.
   g_ptr_array_remove_range(priv->actions, 0, priv->actions->len);
   for (int i = 0; action_mapping[i].name != nullptr; i++) {
     if (has_action(actions, action_mapping[i].action)) {
       g_ptr_array_add(priv->actions, &action_mapping[i]);
     }
   }
 }

References action_mapping, FL_ACCESSIBLE_NODE_GET_PRIVATE, has_action(), i, ActionData::name, and priv.

Referenced by fl_accessible_node_class_init().

◆ fl_accessible_node_set_children()

void fl_accessible_node_set_children	(	FlAccessibleNode *	node,
		GPtrArray *	children
	)

fl_accessible_node_set_children: @node: an #FlAccessibleNode. @children: (transfer none) (element-type AtkObject): a list of #AtkObject.

Sets the children of this node. The children can be changed at any time.

Definition at line 499 of file fl_accessible_node.cc.

                                                           {
   g_return_if_fail(FL_IS_ACCESSIBLE_NODE(self));
   FlAccessibleNodePrivate* priv = FL_ACCESSIBLE_NODE_GET_PRIVATE(self);
  
   // Remove nodes that are no longer required.
   for (guint i = 0; i < priv->children->len;) {
     AtkObject* object = ATK_OBJECT(g_ptr_array_index(priv->children, i));
     if (has_child(children, object)) {
       i++;
     } else {
       g_signal_emit_by_name(self, "children-changed::remove", i, object,
                             nullptr);
       g_ptr_array_remove_index(priv->children, i);
     }
   }
  
   // Add new nodes.
   for (guint i = 0; i < children->len; i++) {
     AtkObject* object = ATK_OBJECT(g_ptr_array_index(children, i));
     if (!has_child(priv->children, object)) {
       g_ptr_array_add(priv->children, g_object_ref(object));
       g_signal_emit_by_name(self, "children-changed::add", i, object, nullptr);
     }
   }
 }

References FL_ACCESSIBLE_NODE_GET_PRIVATE, has_child(), i, and priv.

Referenced by fl_view_accessible_handle_update_semantics(), and TEST().

◆ fl_accessible_node_set_extents()

void fl_accessible_node_set_extents	(	FlAccessibleNode *	node,
		gint	x,
		gint	y,
		gint	width,
		gint	height
	)

fl_accessible_node_set_extents: @node: an #FlAccessibleNode. @x: x co-ordinate of this node relative to its parent. @y: y co-ordinate of this node relative to its parent. @width: width of this node in pixels. @height: height of this node in pixels.

Sets the position and size of this node.

Definition at line 532 of file fl_accessible_node.cc.

                                                  {
   g_return_if_fail(FL_IS_ACCESSIBLE_NODE(self));
  
   return FL_ACCESSIBLE_NODE_GET_CLASS(self)->set_extents(self, x, y, width,
                                                          height);
 }

References height, and width.

Referenced by fl_view_accessible_handle_update_semantics(), and TEST().

◆ fl_accessible_node_set_extents_impl()

static void fl_accessible_node_set_extents_impl	(	FlAccessibleNode *	self,
		gint	x,
		gint	y,
		gint	width,
		gint	height
	)

static

Definition at line 348 of file fl_accessible_node.cc.

                                                              {
   FlAccessibleNodePrivate* priv = FL_ACCESSIBLE_NODE_GET_PRIVATE(self);
   priv->x = x;
   priv->y = y;
   priv->width = width;
   priv->height = height;
 }

References FL_ACCESSIBLE_NODE_GET_PRIVATE, height, priv, and width.

Referenced by fl_accessible_node_class_init().

◆ fl_accessible_node_set_flags()

void fl_accessible_node_set_flags	(	FlAccessibleNode *	node,
		FlutterSemanticsFlag	flags
	)

fl_accessible_node_set_flags: @node: an #FlAccessibleNode. @flags: the flags for this node.

Sets the flags for this node.

Definition at line 543 of file fl_accessible_node.cc.

                                                               {
   g_return_if_fail(FL_IS_ACCESSIBLE_NODE(self));
  
   return FL_ACCESSIBLE_NODE_GET_CLASS(self)->set_flags(self, flags);
 }

References flags.

Referenced by fl_view_accessible_handle_update_semantics(), and TEST().

◆ fl_accessible_node_set_flags_impl()

static void fl_accessible_node_set_flags_impl	(	FlAccessibleNode *	self,
		FlutterSemanticsFlag	flags
	)

static

Definition at line 361 of file fl_accessible_node.cc.

                                                                           {
   FlAccessibleNodePrivate* priv = FL_ACCESSIBLE_NODE_GET_PRIVATE(self);
  
   FlutterSemanticsFlag old_flags = priv->flags;
   priv->flags = flags;
  
   for (int i = 0; flag_mapping[i].state != ATK_STATE_INVALID; i++) {
     if (flag_is_changed(old_flags, flags, flag_mapping[i].flag)) {
       gboolean enabled = has_flag(flags, flag_mapping[i].flag);
       if (flag_mapping[i].invert) {
         enabled = !enabled;
       }
  
       atk_object_notify_state_change(ATK_OBJECT(self), flag_mapping[i].state,
                                      enabled);
     }
   }
 }

References FL_ACCESSIBLE_NODE_GET_PRIVATE, flag, flag_mapping, flags, has_flag(), i, invert, priv, and state.

Referenced by fl_accessible_node_class_init().

◆ fl_accessible_node_set_name()

void fl_accessible_node_set_name	(	FlAccessibleNode *	self,
		const gchar *	name
	)

Definition at line 526 of file fl_accessible_node.cc.

                                                                             {
   g_return_if_fail(FL_IS_ACCESSIBLE_NODE(self));
  
   return FL_ACCESSIBLE_NODE_GET_CLASS(self)->set_name(self, name);
 }

Referenced by fl_view_accessible_handle_update_semantics(), and TEST().

◆ fl_accessible_node_set_name_impl()

static void fl_accessible_node_set_name_impl	(	FlAccessibleNode *	self,
		const gchar *	name
	)

static

Definition at line 340 of file fl_accessible_node.cc.

                                                                 {
   FlAccessibleNodePrivate* priv = FL_ACCESSIBLE_NODE_GET_PRIVATE(self);
   g_free(priv->name);
   priv->name = g_strdup(name);
 }

References FL_ACCESSIBLE_NODE_GET_PRIVATE, and priv.

Referenced by fl_accessible_node_class_init().

◆ fl_accessible_node_set_parent()

void fl_accessible_node_set_parent	(	FlAccessibleNode *	node,
		AtkObject *	parent,
		gint	index
	)

fl_accessible_node_set_parent: @node: an #FlAccessibleNode. @parent: an #AtkObject. @index: the index of this node in the parent.

Sets the parent of this node. The parent can be changed at any time.

Definition at line 488 of file fl_accessible_node.cc.

                                                {
   g_return_if_fail(FL_IS_ACCESSIBLE_NODE(self));
   FlAccessibleNodePrivate* priv = FL_ACCESSIBLE_NODE_GET_PRIVATE(self);
   priv->parent = parent;
   priv->index = index;
   g_object_add_weak_pointer(G_OBJECT(self),
                             reinterpret_cast<gpointer*>(&(priv->parent)));
 }

References FL_ACCESSIBLE_NODE_GET_PRIVATE, and priv.

Referenced by fl_view_accessible_handle_update_semantics(), get_node(), and TEST().

◆ fl_accessible_node_set_property()

static void fl_accessible_node_set_property	(	GObject *	object,
		guint	prop_id,
		const GValue *	value,
		GParamSpec *	pspec
	)

static

Definition at line 142 of file fl_accessible_node.cc.

                                                                {
   FlAccessibleNodePrivate* priv = FL_ACCESSIBLE_NODE_GET_PRIVATE(object);
   switch (prop_id) {
     case kPropEngine:
       g_assert(priv->engine == nullptr);
       priv->engine = FL_ENGINE(g_value_get_object(value));
       g_object_add_weak_pointer(object,
                                 reinterpret_cast<gpointer*>(&priv->engine));
       break;
     case kPropId:
       priv->id = g_value_get_int(value);
       break;
     default:
       G_OBJECT_WARN_INVALID_PROPERTY_ID(object, prop_id, pspec);
       break;
   }
 }

References FL_ACCESSIBLE_NODE_GET_PRIVATE, FlPixelBufferTexturePrivate::id, kPropEngine, kPropId, priv, prop_id, pspec, and value.

Referenced by fl_accessible_node_class_init().

◆ fl_accessible_node_set_text_direction()

void fl_accessible_node_set_text_direction	(	FlAccessibleNode *	node,
		FlutterTextDirection	direction
	)

fl_accessible_node_set_text_direction: @node: an #FlAccessibleNode. @direction: the direction of the text.

Sets the text direction of this node.

Definition at line 572 of file fl_accessible_node.cc.

                                                                            {
   g_return_if_fail(FL_IS_ACCESSIBLE_NODE(self));
  
   return FL_ACCESSIBLE_NODE_GET_CLASS(self)->set_text_direction(self,
                                                                 direction);
 }

Referenced by fl_view_accessible_handle_update_semantics().

◆ fl_accessible_node_set_text_direction_impl()

static void fl_accessible_node_set_text_direction_impl	(	FlAccessibleNode *	self,
		FlutterTextDirection	direction
	)

static

Definition at line 410 of file fl_accessible_node.cc.

412 {}

Referenced by fl_accessible_node_class_init().

◆ fl_accessible_node_set_text_selection()

void fl_accessible_node_set_text_selection	(	FlAccessibleNode *	node,
		gint	base,
		gint	extent
	)

fl_accessible_node_set_text_selection: @node: an #FlAccessibleNode. @base: the position at which the text selection originates. @extent: the position at which the text selection terminates.

Sets the text selection of this node.

Definition at line 563 of file fl_accessible_node.cc.

                                                         {
   g_return_if_fail(FL_IS_ACCESSIBLE_NODE(self));
  
   return FL_ACCESSIBLE_NODE_GET_CLASS(self)->set_text_selection(self, base,
                                                                 extent);
 }

Referenced by fl_view_accessible_handle_update_semantics(), and TEST().

◆ fl_accessible_node_set_text_selection_impl()

static void fl_accessible_node_set_text_selection_impl	(	FlAccessibleNode *	self,
		gint	base,
		gint	extent
	)

static

Definition at line 405 of file fl_accessible_node.cc.

407 {}

Referenced by fl_accessible_node_class_init().

◆ fl_accessible_node_set_value()

void fl_accessible_node_set_value	(	FlAccessibleNode *	node,
		const gchar *	value
	)

fl_accessible_node_set_value: @node: an #FlAccessibleNode. @value: a node value.

Sets the value of this node.

Definition at line 557 of file fl_accessible_node.cc.

                                                                               {
   g_return_if_fail(FL_IS_ACCESSIBLE_NODE(self));
  
   return FL_ACCESSIBLE_NODE_GET_CLASS(self)->set_value(self, value);
 }

References value.

Referenced by fl_view_accessible_handle_update_semantics(), and TEST().

◆ fl_accessible_node_set_value_impl()

static void fl_accessible_node_set_value_impl	(	FlAccessibleNode *	self,
		const gchar *	value
	)

static

Definition at line 401 of file fl_accessible_node.cc.

402 {}

Referenced by fl_accessible_node_class_init().

◆ G_DEFINE_TYPE_WITH_CODE()

G_DEFINE_TYPE_WITH_CODE	(	FlAccessibleNode	,
		fl_accessible_node	,
		ATK_TYPE_OBJECT	,
		G_IMPLEMENT_INTERFACE(ATK_TYPE_COMPONENT, fl_accessible_node_component_interface_init) G_IMPLEMENT_INTERFACE(ATK_TYPE_ACTION, fl_accessible_node_action_interface_init)
	)

◆ get_action()

static ActionData* get_action	(	FlAccessibleNodePrivate *	priv,
		gint	index
	)

static

Definition at line 124 of file fl_accessible_node.cc.

                                                                          {
   if (index < 0 || static_cast<guint>(index) >= priv->actions->len) {
     return nullptr;
   }
   return static_cast<ActionData*>(g_ptr_array_index(priv->actions, index));
 }

References priv.

Referenced by fl_accessible_node_do_action(), and fl_accessible_node_get_name().

◆ has_action()

static gboolean has_action	(	FlutterSemanticsAction	actions,
		FlutterSemanticsAction	action
	)

static

Definition at line 118 of file fl_accessible_node.cc.

                                                           {
   return (actions & action) != 0;
 }

Referenced by fl_accessible_node_set_actions_impl().

◆ has_child()

static gboolean has_child	(	GPtrArray *	children,
		AtkObject *	object
	)

static

Definition at line 132 of file fl_accessible_node.cc.

                                                                   {
   for (guint i = 0; i < children->len; i++) {
     if (g_ptr_array_index(children, i) == object) {
       return TRUE;
     }
   }
  
   return FALSE;
 }

References i, and TRUE.

Referenced by fl_accessible_node_set_children().

◆ has_flag()

static gboolean has_flag	(	FlutterSemanticsFlag	flags,
		FlutterSemanticsFlag	flag
	)

static

Definition at line 112 of file fl_accessible_node.cc.

                                                     {
   return (flags & flag) != 0;
 }

References flag, and flags.

Referenced by fl_accessible_node_ref_state_set(), and fl_accessible_node_set_flags_impl().

Variable Documentation

◆ action_mapping

ActionData action_mapping[]

static

Initial value:

= {
    {kFlutterSemanticsActionTap, "Tap"},
    {kFlutterSemanticsActionLongPress, "LongPress"},
    {kFlutterSemanticsActionScrollLeft, "ScrollLeft"},
    {kFlutterSemanticsActionScrollRight, "ScrollRight"},
    {kFlutterSemanticsActionScrollUp, "ScrollUp"},
    {kFlutterSemanticsActionScrollDown, "ScrollDown"},
    {kFlutterSemanticsActionIncrease, "Increase"},
    {kFlutterSemanticsActionDecrease, "Decrease"},
    {kFlutterSemanticsActionShowOnScreen, "ShowOnScreen"},
    {kFlutterSemanticsActionMoveCursorForwardByCharacter,
     "MoveCursorForwardByCharacter"},
    {kFlutterSemanticsActionMoveCursorBackwardByCharacter,
     "MoveCursorBackwardByCharacter"},
    {kFlutterSemanticsActionCopy, "Copy"},
    {kFlutterSemanticsActionCut, "Cut"},
    {kFlutterSemanticsActionPaste, "Paste"},
    {kFlutterSemanticsActionDidGainAccessibilityFocus,
     "DidGainAccessibilityFocus"},
    {kFlutterSemanticsActionDidLoseAccessibilityFocus,
     "DidLoseAccessibilityFocus"},
    {kFlutterSemanticsActionCustomAction, "CustomAction"},
    {kFlutterSemanticsActionDismiss, "Dismiss"},
    {kFlutterSemanticsActionMoveCursorForwardByWord, "MoveCursorForwardByWord"},
    {kFlutterSemanticsActionMoveCursorBackwardByWord,
     "MoveCursorBackwardByWord"},
    {kFlutterSemanticsActionFocus, "Focus"},
    {static_cast<FlutterSemanticsAction>(0), nullptr}}

Definition at line 36 of file fl_accessible_node.cc.

Referenced by fl_accessible_node_set_actions_impl().

◆ flag

FlutterSemanticsFlag FlutterSemanticsFlag flag

Initial value:

{

return (old_flags & flag) != (flags & flag)

Definition at line 11 of file fl_accessible_node.cc.

Referenced by flutter::StandardMethodCodec::DecodeAndProcessResponseEnvelopeInternal(), fl_accessible_node_set_flags_impl(), and has_flag().

◆ flag_mapping

struct { ... } flag_mapping[]

Initial value:

= {
    {ATK_STATE_SHOWING, kFlutterSemanticsFlagIsObscured, TRUE},
    {ATK_STATE_VISIBLE, kFlutterSemanticsFlagIsHidden, TRUE},
    {ATK_STATE_CHECKABLE, kFlutterSemanticsFlagHasCheckedState, FALSE},
    {ATK_STATE_FOCUSABLE, kFlutterSemanticsFlagIsFocusable, FALSE},
    {ATK_STATE_FOCUSED, kFlutterSemanticsFlagIsFocused, FALSE},
    {ATK_STATE_CHECKED,
     static_cast<FlutterSemanticsFlag>(kFlutterSemanticsFlagIsChecked |
                                       kFlutterSemanticsFlagIsToggled),
     FALSE},
    {ATK_STATE_SELECTED, kFlutterSemanticsFlagIsSelected, FALSE},
    {ATK_STATE_ENABLED, kFlutterSemanticsFlagIsEnabled, FALSE},
    {ATK_STATE_SENSITIVE, kFlutterSemanticsFlagIsEnabled, FALSE},
    {ATK_STATE_READ_ONLY, kFlutterSemanticsFlagIsReadOnly, FALSE},
    {ATK_STATE_EDITABLE, kFlutterSemanticsFlagIsTextField, FALSE},
    {ATK_STATE_INVALID, static_cast<FlutterSemanticsFlag>(0), FALSE},
}

Referenced by fl_accessible_node_ref_state_set(), and fl_accessible_node_set_flags_impl().

◆ flags

FlutterSemanticsFlag flags

Definition at line 106 of file fl_accessible_node.cc.

Referenced by fl_accessible_node_set_flags(), fl_accessible_node_set_flags_impl(), fl_application_new(), fl_engine_update_accessibility_features(), has_flag(), and update_settings().

◆ invert

gboolean invert

Definition at line 12 of file fl_accessible_node.cc.

Referenced by fl_accessible_node_ref_state_set(), and fl_accessible_node_set_flags_impl().

◆ state

AtkStateType state

Definition at line 10 of file fl_accessible_node.cc.

Referenced by flutter::AppLifecycleStateToString(), build_editing_state(), fl_accessible_node_ref_state_set(), fl_accessible_node_set_flags_impl(), fl_key_channel_responder_handle_event(), fl_key_embedder_responder_sync_modifiers_if_needed(), fl_key_event_new(), fl_key_event_new_from_gdk_event(), fl_keyboard_handler_sync_modifier_if_needed(), is_hidden(), send_key_event(), TEST(), and window_state_event_cb().

Classes

Macros

Enumerations

Functions

Variables

Macro Definition Documentation

◆ FL_ACCESSIBLE_NODE_GET_PRIVATE

Enumeration Type Documentation

◆ anonymous enum

Function Documentation

◆ fl_accessible_node_action_interface_init()

◆ fl_accessible_node_class_init()

◆ fl_accessible_node_component_interface_init()

◆ fl_accessible_node_dispose()

◆ fl_accessible_node_do_action()

◆ fl_accessible_node_get_extents()

◆ fl_accessible_node_get_index_in_parent()

◆ fl_accessible_node_get_layer()

◆ fl_accessible_node_get_n_actions()

◆ fl_accessible_node_get_n_children()

◆ fl_accessible_node_get_name() [1/2]

◆ fl_accessible_node_get_name() [2/2]

◆ fl_accessible_node_get_parent()

◆ fl_accessible_node_get_role()

◆ fl_accessible_node_init()

◆ fl_accessible_node_new()

◆ fl_accessible_node_perform_action()

◆ fl_accessible_node_perform_action_impl()

◆ fl_accessible_node_ref_child()

◆ fl_accessible_node_ref_state_set()

◆ fl_accessible_node_set_actions()

◆ fl_accessible_node_set_actions_impl()

◆ fl_accessible_node_set_children()

◆ fl_accessible_node_set_extents()

◆ fl_accessible_node_set_extents_impl()

◆ fl_accessible_node_set_flags()

◆ fl_accessible_node_set_flags_impl()

◆ fl_accessible_node_set_name()

◆ fl_accessible_node_set_name_impl()

◆ fl_accessible_node_set_parent()

◆ fl_accessible_node_set_property()

◆ fl_accessible_node_set_text_direction()

◆ fl_accessible_node_set_text_direction_impl()

◆ fl_accessible_node_set_text_selection()

◆ fl_accessible_node_set_text_selection_impl()

◆ fl_accessible_node_set_value()

◆ fl_accessible_node_set_value_impl()

◆ G_DEFINE_TYPE_WITH_CODE()

◆ get_action()

◆ has_action()

◆ has_child()

◆ has_flag()

Variable Documentation

◆ action_mapping

◆ flag

◆ flag_mapping

◆ flags

◆ invert

◆ state