tests/dummyatk/my-atk-hyperlink.c

   1 #include <atk/atk.h>
   2
   3 #include "my-atk-text.h"
   4 #include "my-atk-hyperlink.h"
   5 #include "resources_storage.h"
   6
   7 //***************************implementation****************************************
   8 static MyAtkTextClass *parent_class_atk_hyperlink = NULL;
   9
  10 // Implementation of virtual functions
  11 //***************************my_atk_hyperlink_get_uri**************
  12 gchar* my_atk_hyperlink_get_uri(AtkHyperlink* link_, gint index)
  13 {
  14     MyAtkHyperlink* self = (MyAtkHyperlink*)link_;
  15
  16     if(index < 0 || index >= self->number_of_anchors) return NULL;
  17     return g_strdup(self->uri);
  18 }
  19 //**************************my_atk_hyperlink_is_valid**************************
  20 gboolean my_atk_hyperlink_is_valid(AtkHyperlink* link_)
  21 {
  22     MyAtkHyperlink* self = (MyAtkHyperlink*)link_;
  23
  24     return (resource_storage_get(self->uri) != NULL);
  25 }
  26 //*************************my_atk_hyperlink_get_object************************
  27 AtkObject* my_atk_hyperlink_get_object(AtkHyperlink* link_, gint index)
  28 {
  29     MyAtkHyperlink* self = (MyAtkHyperlink*)link_;
  30
  31     if(index < 0 || index >= self->number_of_anchors) return NULL;
  32     return resource_storage_get(self->uri);
  33 }
  34 //***************************my_atk_hyperlink_get_start_index**************
  35 gint my_atk_hyperlink_get_start_index(AtkHyperlink* link_)
  36 {
  37     MyAtkHyperlink* self = (MyAtkHyperlink*)link_;
  38
  39     return self->start_index;
  40 }
  41 //***************************my_atk_hyperlink_get_end_index**************
  42 gint my_atk_hyperlink_get_end_index(AtkHyperlink* link_)
  43 {
  44     MyAtkHyperlink* self = (MyAtkHyperlink*)link_;
  45
  46     return self->end_index;
  47 }
  48 //***************************my_atk_hyperlink_link_state*******************
  49 guint my_atk_hyperlink_link_state(AtkHyperlink* link_)
  50 {
  51     return 0;
  52 }
  53 //***************************my_atk_hyperlink_get_n_anchors*******************
  54 gboolean my_atk_hyperlink_get_n_anchors(AtkHyperlink* link_)
  55 {
  56     return ((MyAtkHyperlink*)link_)->number_of_anchors;
  57 }
  58 //***************************my_atk_hypertlink_is_selected_link***********
  59 gboolean my_atk_hyperlink_is_selected_link(AtkHyperlink* link_)
  60 {
  61     MyAtkHyperlink* self = (MyAtkHyperlink*)link_;
  62
  63     return self->is_selected;
  64 }
  65 //others functions
  66 MyAtkHyperlink* my_atk_hyperlink_new(gint start_index, gint end_index,const gchar* uri)
  67 {
  68     MyAtkHyperlink* result = g_object_new(MY_TYPE_ATK_HYPERLINK, NULL);
  69     if(result == NULL) return NULL;
  70     result->start_index = start_index;
  71     result->end_index = end_index;
  72     result->uri = g_strdup(uri);
  73     result->number_of_anchors = 1;
  74     return result;
  75 }
  76 void my_atk_hyperlink_activate(MyAtkHyperlink* hyperlink)
  77 {
  78     g_signal_emit_by_name(hyperlink, "link-activated");
  79 }
  80 //initialize/finalize functions
  81 static void my_atk_hyperlink_instance_init(GTypeInstance *obj, gpointer g_class)
  82 {
  83     MyAtkHyperlink *self = (MyAtkHyperlink*)obj;
  84
  85     self->start_index = self->end_index = 0;
  86     self->uri = NULL;
  87     self->is_selected = FALSE;
  88     self->number_of_anchors = 0;
  89 }
  90 static void my_atk_hyperlink_instance_finalize(GObject* obj)
  91 {
  92     MyAtkHyperlink *self = (MyAtkHyperlink*)obj;
  93
  94     g_free(self->uri);
  95 }
  96
  97 static void my_atk_hyperlink_class_init(gpointer g_class, gpointer class_data)
  98 {
  99     GObjectClass* g_object_class = (GObjectClass*)g_class;
 100     //GObject virtual table
 101     g_object_class->finalize = my_atk_hyperlink_instance_finalize;
 102     //parent_class
 103     parent_class_atk_hyperlink = g_type_class_peek_parent(g_class);
 104     //
 105     AtkHyperlinkClass* atkHyperlinkClass = (AtkHyperlinkClass*)g_class;
 106
 107     atkHyperlinkClass->get_uri = my_atk_hyperlink_get_uri;
 108     atkHyperlinkClass->get_object = my_atk_hyperlink_get_object;
 109     atkHyperlinkClass->get_start_index = my_atk_hyperlink_get_start_index;
 110     atkHyperlinkClass->get_end_index = my_atk_hyperlink_get_end_index;
 111     atkHyperlinkClass->is_valid = my_atk_hyperlink_is_valid;
 112     atkHyperlinkClass->link_state = my_atk_hyperlink_link_state;
 113     atkHyperlinkClass->get_n_anchors = my_atk_hyperlink_get_n_anchors;
 114     atkHyperlinkClass->is_selected_link = my_atk_hyperlink_is_selected_link;
 115 }
 116
 117 GType my_atk_hyperlink_get_type()
 118 {
 119     static GType type = 0;
 120     if(type == 0)
 121     {
 122         static const GTypeInfo typeInfo =
 123         {
 124             sizeof(MyAtkHyperlinkClass),
 125             NULL,                       //base_init
 126             NULL,                       //base_finalize
 127             my_atk_hyperlink_class_init,     //class_init
 128             NULL,                       //class_finalize
 129             NULL,                       //class_data
 130             sizeof(MyAtkHyperlink),
 131             0,                          //n_preallocs
 132             my_atk_hyperlink_instance_init   //instance_init
 133         };
 134         type = g_type_register_static(ATK_TYPE_HYPERLINK, "MyAtkHyperlink", &typeInfo, 0);
 135     }
 136     return type;
 137 }