diff options
-rw-r--r-- | libview/ev-view-accessible.c | 149 | ||||
-rw-r--r-- | libview/ev-view-accessible.h | 25 | ||||
-rw-r--r-- | libview/ev-view-private.h | 2 | ||||
-rw-r--r-- | libview/ev-view.c | 58 |
4 files changed, 75 insertions, 159 deletions
diff --git a/libview/ev-view-accessible.c b/libview/ev-view-accessible.c index ea270fdc..59652ad0 100644 --- a/libview/ev-view-accessible.c +++ b/libview/ev-view-accessible.c @@ -29,11 +29,8 @@ #include "ev-view-accessible.h" #include "ev-view-private.h" -#define EV_TYPE_VIEW_ACCESSIBLE (ev_view_accessible_get_type ()) -#define EV_VIEW_ACCESSIBLE(obj) (G_TYPE_CHECK_INSTANCE_CAST ((obj), EV_TYPE_VIEW_ACCESSIBLE, EvViewAccessible)) -#define EV_IS_VIEW_ACCESSIBLE(obj) (G_TYPE_CHECK_INSTANCE_TYPE ((obj), EV_TYPE_VIEW_ACCESSIBLE)) - -static GType ev_view_accessible_get_type (void); +static void ev_view_accessible_text_iface_init (AtkTextIface *iface); +static void ev_view_accessible_action_iface_init (AtkActionIface *iface); enum { ACTION_SCROLL_UP, @@ -55,24 +52,24 @@ static const gchar *const ev_view_accessible_action_descriptions[] = NULL }; -typedef struct { +struct _EvViewAccessiblePrivate { /* Action */ gchar *action_descriptions[LAST_ACTION]; guint action_idle_handler; GtkScrollType idle_scroll; GtkTextBuffer *buffer; guint current_page; -} EvViewAccessiblePriv; - -typedef GtkAccessibleClass EvViewAccessibleClass; -typedef GtkAccessible EvViewAccessible; +}; -#define EV_VIEW_ACCESSIBLE_GET_PRIVATE(inst) (G_TYPE_INSTANCE_GET_PRIVATE ((inst), EV_TYPE_VIEW_ACCESSIBLE, EvViewAccessiblePriv)) +G_DEFINE_TYPE_WITH_CODE (EvViewAccessible, ev_view_accessible, GTK_TYPE_CONTAINER_ACCESSIBLE, + G_IMPLEMENT_INTERFACE (ATK_TYPE_TEXT, ev_view_accessible_text_iface_init); + G_IMPLEMENT_INTERFACE (ATK_TYPE_ACTION, ev_view_accessible_action_iface_init); + ) static void ev_view_accessible_finalize (GObject *object) { - EvViewAccessiblePriv *priv = EV_VIEW_ACCESSIBLE_GET_PRIVATE (object); + EvViewAccessiblePrivate *priv = EV_VIEW_ACCESSIBLE (object)->priv; int i; if (priv->action_idle_handler) @@ -84,13 +81,33 @@ ev_view_accessible_finalize (GObject *object) } +static void +ev_view_accessible_initialize (AtkObject *obj, + gpointer data) +{ + if (ATK_OBJECT_CLASS (ev_view_accessible_parent_class)->initialize != NULL) + ATK_OBJECT_CLASS (ev_view_accessible_parent_class)->initialize (obj, data); + + gtk_accessible_set_widget (GTK_ACCESSIBLE (obj), GTK_WIDGET (data)); + + atk_object_set_name (obj, _("Document View")); + atk_object_set_role (obj, ATK_ROLE_DOCUMENT_FRAME); +} + static void ev_view_accessible_class_init (EvViewAccessibleClass *klass) { GObjectClass *object_class = G_OBJECT_CLASS (klass); + AtkObjectClass *atk_class = ATK_OBJECT_CLASS (klass); object_class->finalize = ev_view_accessible_finalize; + atk_class->initialize = ev_view_accessible_initialize; + + g_type_class_add_private (klass, sizeof (EvViewAccessiblePrivate)); +} - g_type_class_add_private (klass, sizeof (EvViewAccessiblePriv)); +static void ev_view_accessible_init (EvViewAccessible *accessible) +{ + accessible->priv = G_TYPE_INSTANCE_GET_PRIVATE (accessible, EV_TYPE_VIEW_ACCESSIBLE, EvViewAccessiblePrivate); } static GtkTextBuffer * @@ -98,7 +115,7 @@ ev_view_accessible_get_text_buffer (EvViewAccessible *accessible, EvView *view) { EvPageCache *page_cache; const gchar *retval = NULL; - EvViewAccessiblePriv* priv = EV_VIEW_ACCESSIBLE_GET_PRIVATE (accessible); + EvViewAccessiblePrivate* priv = accessible->priv; page_cache = view->page_cache; if (!page_cache) { @@ -717,7 +734,7 @@ static void ev_view_accessible_text_iface_init (AtkTextIface * iface) static gboolean ev_view_accessible_idle_do_action (gpointer data) { - EvViewAccessiblePriv* priv = EV_VIEW_ACCESSIBLE_GET_PRIVATE (data); + EvViewAccessiblePrivate* priv = EV_VIEW_ACCESSIBLE (data)->priv; ev_view_scroll (EV_VIEW (gtk_accessible_get_widget (GTK_ACCESSIBLE (data))), priv->idle_scroll, @@ -730,7 +747,7 @@ static gboolean ev_view_accessible_action_do_action (AtkAction *action, gint i) { - EvViewAccessiblePriv* priv = EV_VIEW_ACCESSIBLE_GET_PRIVATE (action); + EvViewAccessiblePrivate* priv = EV_VIEW_ACCESSIBLE (action)->priv; if (gtk_accessible_get_widget (GTK_ACCESSIBLE (action)) == NULL) return FALSE; @@ -763,7 +780,7 @@ static const gchar * ev_view_accessible_action_get_description (AtkAction *action, gint i) { - EvViewAccessiblePriv* priv = EV_VIEW_ACCESSIBLE_GET_PRIVATE (action); + EvViewAccessiblePrivate* priv = EV_VIEW_ACCESSIBLE (action)->priv; if (i < 0 || i >= LAST_ACTION) return NULL; @@ -789,7 +806,7 @@ ev_view_accessible_action_set_description (AtkAction *action, gint i, const gchar *description) { - EvViewAccessiblePriv* priv = EV_VIEW_ACCESSIBLE_GET_PRIVATE (action); + EvViewAccessiblePrivate* priv = EV_VIEW_ACCESSIBLE (action)->priv; gchar *old_description; if (i < 0 || i >= LAST_ACTION) @@ -811,102 +828,16 @@ static void ev_view_accessible_action_iface_init (AtkActionIface * iface) iface->set_description = ev_view_accessible_action_set_description; } -GType ev_view_accessible_get_type (void) -{ - static GType type = 0; - - if (G_UNLIKELY (type == 0)) { - GTypeInfo tinfo = { - 0, /* class size */ - (GBaseInitFunc) NULL, /* base init */ - (GBaseFinalizeFunc) NULL, /* base finalize */ - (GClassInitFunc) ev_view_accessible_class_init, /* class init */ - (GClassFinalizeFunc) NULL, /* class finalize */ - NULL, /* class data */ - 0, /* instance size */ - 0, /* nb preallocs */ - (GInstanceInitFunc) NULL, /* instance init */ - NULL /* value table */ - }; - - const GInterfaceInfo atk_text_info = { - (GInterfaceInitFunc) - ev_view_accessible_text_iface_init, - (GInterfaceFinalizeFunc) NULL, - NULL - }; - - const GInterfaceInfo atk_action_info = { - (GInterfaceInitFunc) - ev_view_accessible_action_iface_init, - (GInterfaceFinalizeFunc) NULL, - NULL - }; - /* - * Figure out the size of the class and instance - * we are deriving from - */ - AtkObjectFactory *factory; - GType derived_type; - GTypeQuery query; - GType derived_atk_type; - - derived_type = g_type_parent (EV_TYPE_VIEW); - factory = atk_registry_get_factory (atk_get_default_registry (), - derived_type); - derived_atk_type = atk_object_factory_get_accessible_type (factory); - - g_type_query (derived_atk_type, &query); - tinfo.class_size = query.class_size; - tinfo.instance_size = query.instance_size; - - type = g_type_register_static (derived_atk_type, "EvViewAccessible", - &tinfo, 0); - g_type_add_interface_static (type, ATK_TYPE_TEXT, - &atk_text_info); - g_type_add_interface_static (type, ATK_TYPE_ACTION, - &atk_action_info); - } - - return type; -} - -static AtkObject *ev_view_accessible_new(GObject * obj) +AtkObject * +ev_view_accessible_new (GtkWidget *widget) { AtkObject *accessible; - g_return_val_if_fail(EV_IS_VIEW (obj), NULL); - - accessible = g_object_new (ev_view_accessible_get_type (), NULL); - atk_object_initialize (accessible, obj); + g_return_val_if_fail (EV_IS_VIEW (widget), NULL); - atk_object_set_name (ATK_OBJECT (accessible), _("Document View")); - atk_object_set_role (ATK_OBJECT (accessible), ATK_ROLE_DOCUMENT_FRAME); + accessible = g_object_new (EV_TYPE_VIEW_ACCESSIBLE, NULL); + atk_object_initialize (accessible, widget); return accessible; } -typedef AtkObjectFactory EvViewAccessibleFactory; -typedef AtkObjectFactoryClass EvViewAccessibleFactoryClass; - -static void ev_view_accessible_factory_init (EvViewAccessibleFactory *factory) -{ -} - -static GType ev_view_accessible_factory_get_accessible_type(void) -{ - return ev_view_accessible_get_type(); -} - -static AtkObject *ev_view_accessible_factory_create_accessible (GObject * obj) -{ - return ev_view_accessible_new(obj); -} - -static void ev_view_accessible_factory_class_init (AtkObjectFactoryClass * klass) -{ - klass->create_accessible = ev_view_accessible_factory_create_accessible; - klass->get_accessible_type = ev_view_accessible_factory_get_accessible_type; -} - -G_DEFINE_TYPE (EvViewAccessibleFactory, ev_view_accessible_factory, ATK_TYPE_OBJECT_FACTORY) diff --git a/libview/ev-view-accessible.h b/libview/ev-view-accessible.h index d9c6b71d..04ef34e8 100644 --- a/libview/ev-view-accessible.h +++ b/libview/ev-view-accessible.h @@ -25,9 +25,30 @@ #ifndef __EV_VIEW_ACCESSIBLE_H__ #define __EV_VIEW_ACCESSIBLE_H__ -#include "ev-view.h" +#include <gtk/gtk-a11y.h> -GType ev_view_accessible_factory_get_type (void); +#define EV_TYPE_VIEW_ACCESSIBLE (ev_view_accessible_get_type ()) +#define EV_VIEW_ACCESSIBLE(obj) (G_TYPE_CHECK_INSTANCE_CAST ((obj), EV_TYPE_VIEW_ACCESSIBLE, EvViewAccessible)) +#define EV_IS_VIEW_ACCESSIBLE(obj) (G_TYPE_CHECK_INSTANCE_TYPE ((obj), EV_TYPE_VIEW_ACCESSIBLE)) + +typedef struct _EvViewAccessible EvViewAccessible; +typedef struct _EvViewAccessibleClass EvViewAccessibleClass; +typedef struct _EvViewAccessiblePrivate EvViewAccessiblePrivate; + +struct _EvViewAccessible +{ + GtkContainerAccessible parent; + + EvViewAccessiblePrivate *priv; +}; + +struct _EvViewAccessibleClass +{ + GtkContainerAccessibleClass parent_class; +}; + +GType ev_view_accessible_get_type (void); +AtkObject *ev_view_accessible_new (GtkWidget *widget); #endif /* __EV_VIEW_ACCESSIBLE_H__ */ diff --git a/libview/ev-view-private.h b/libview/ev-view-private.h index b18dcc00..3f9cfb60 100644 --- a/libview/ev-view-private.h +++ b/libview/ev-view-private.h @@ -201,7 +201,7 @@ struct _EvView { EvMapping *synctex_result; /* Accessibility */ - gboolean a11y_enabled; + AtkObject *accessible; }; struct _EvViewClass { diff --git a/libview/ev-view.c b/libview/ev-view.c index b360b22d..5195299f 100644 --- a/libview/ev-view.c +++ b/libview/ev-view.c @@ -4629,6 +4629,8 @@ ev_view_dispose (GObject *object) view->loading_timeout = 0; } + g_clear_object(&view->accessible); + G_OBJECT_CLASS (ev_view_parent_class)->dispose (object); } @@ -4691,50 +4693,14 @@ ev_view_set_property (GObject *object, } /* Accessibility */ -static void -ev_view_init_accessibility (EvView *view) -{ - static gboolean first_time = TRUE; - - if (first_time) { - AtkObjectFactory *factory; - AtkRegistry *registry; - GType derived_type; - GType derived_atk_type; - - /* - * Figure out whether accessibility is enabled by looking at the - * type of the accessible object which would be created for - * the parent type of EvView. - */ - derived_type = g_type_parent (EV_TYPE_VIEW); - - registry = atk_get_default_registry (); - factory = atk_registry_get_factory (registry, - derived_type); - derived_atk_type = atk_object_factory_get_accessible_type (factory); - if (g_type_is_a (derived_atk_type, GTK_TYPE_ACCESSIBLE)) { - atk_registry_set_factory_type (registry, - EV_TYPE_VIEW, - ev_view_accessible_factory_get_type ()); - view->a11y_enabled = TRUE; - } - first_time = FALSE; - } -} - static AtkObject * ev_view_get_accessible (GtkWidget *widget) { - ev_view_init_accessibility (EV_VIEW (widget)); - return GTK_WIDGET_CLASS (ev_view_parent_class)->get_accessible (widget); -} + EvView *view = EV_VIEW (widget); -static gboolean -ev_view_is_a11y_enabled (EvView *view) -{ - ev_view_init_accessibility (view); - return view->a11y_enabled; + if (!view->accessible) + view->accessible = ev_view_accessible_new (widget); + return view->accessible; } /* GtkContainer */ @@ -5091,14 +5057,12 @@ setup_caches (EvView *view) view->height_to_page_cache = ev_view_get_height_to_page_cache (view); view->pixbuf_cache = ev_pixbuf_cache_new (GTK_WIDGET (view), view->model, view->pixbuf_cache_size); view->page_cache = ev_page_cache_new (view->document); - if (ev_view_is_a11y_enabled (view)) { - EvJobPageDataFlags flags = ev_page_cache_get_flags (view->page_cache); - ev_page_cache_set_flags (view->page_cache, - flags | - EV_PAGE_DATA_INCLUDE_TEXT_LAYOUT | - EV_PAGE_DATA_INCLUDE_TEXT); - } + ev_page_cache_set_flags (view->page_cache, + ev_page_cache_get_flags (view->page_cache) | + EV_PAGE_DATA_INCLUDE_TEXT_LAYOUT | + EV_PAGE_DATA_INCLUDE_TEXT); + inverted_colors = ev_document_model_get_inverted_colors (view->model); ev_pixbuf_cache_set_inverted_colors (view->pixbuf_cache, inverted_colors); g_signal_connect (view->pixbuf_cache, "job-finished", G_CALLBACK (job_finished_cb), view); |