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Drop gail_misc_buffer_get_run_attributes

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Instead fold the code into the sole caller and get rid
of gailmisc usage in the text view accessible altogether.
This commit is contained in:
Matthias Clasen
2011-07-06 23:19:40 -04:00
parent d1b0ae62a5
commit a38d119f16
2 changed files with 521 additions and 565 deletions
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521
gtk/a11y/gailmisc.c
View File

@ -559,524 +559,3 @@ gail_misc_get_origins (GtkWidget *widget,
window = gdk_window_get_toplevel (gtk_widget_get_window (widget));
gdk_window_get_origin (window, x_toplevel, y_toplevel);
}
/**
* gail_misc_buffer_get_run_attributes:
* @buffer: The #GtkTextBuffer for which the attributes will be obtained
* @offset: The offset at which the attributes are required
* @start_offset: The start offset of the current run
* @end_offset: The end offset of the current run
*
* Creates an AtkAttributeSet which contains the attributes for the
* run starting at offset.
*
* Returns: A pointer to the #AtkAttributeSet.
**/
AtkAttributeSet*
gail_misc_buffer_get_run_attributes (GtkTextBuffer *buffer,
gint offset,
gint *start_offset,
gint *end_offset)
{
GtkTextIter iter;
AtkAttributeSet *attrib_set = NULL;
AtkAttribute *at;
GSList *tags, *temp_tags;
gdouble scale = 1;
gboolean val_set = FALSE;
gtk_text_buffer_get_iter_at_offset (buffer, &iter, offset);
gtk_text_iter_forward_to_tag_toggle (&iter, NULL);
*end_offset = gtk_text_iter_get_offset (&iter);
gtk_text_iter_backward_to_tag_toggle (&iter, NULL);
*start_offset = gtk_text_iter_get_offset (&iter);
gtk_text_buffer_get_iter_at_offset (buffer, &iter, offset);
tags = gtk_text_iter_get_tags (&iter);
tags = g_slist_reverse (tags);
temp_tags = tags;
while (temp_tags && !val_set)
{
GtkTextTag *tag = GTK_TEXT_TAG (temp_tags->data);
g_object_get (tag, "style-set", &val_set, NULL);
if (val_set)
{
PangoStyle style;
gchar *value;
g_object_get (tag, "style", &style, NULL);
value = g_strdup (atk_text_attribute_get_value (ATK_TEXT_ATTR_STYLE, style));
attrib_set = gail_misc_add_attribute (attrib_set, ATK_TEXT_ATTR_STYLE, value);
}
temp_tags = temp_tags->next;
}
val_set = FALSE;
temp_tags = tags;
while (temp_tags && !val_set)
{
GtkTextTag *tag = GTK_TEXT_TAG (temp_tags->data);
g_object_get (tag, "variant-set", &val_set, NULL);
if (val_set)
{
PangoVariant variant;
gchar *value;
g_object_get (tag, "variant", &variant, NULL);
value = g_strdup (atk_text_attribute_get_value (ATK_TEXT_ATTR_VARIANT, variant));
attrib_set = gail_misc_add_attribute (attrib_set, ATK_TEXT_ATTR_VARIANT, value);
}
temp_tags = temp_tags->next;
}
val_set = FALSE;
temp_tags = tags;
while (temp_tags && !val_set)
{
GtkTextTag *tag = GTK_TEXT_TAG (temp_tags->data);
g_object_get (tag, "stretch-set", &val_set, NULL);
if (val_set)
{
PangoStretch stretch;
gchar *value;
g_object_get (tag, "stretch", &stretch, NULL);
value = g_strdup (atk_text_attribute_get_value (ATK_TEXT_ATTR_STRETCH, stretch));
attrib_set = gail_misc_add_attribute (attrib_set, ATK_TEXT_ATTR_STRETCH, value);
}
temp_tags = temp_tags->next;
}
val_set = FALSE;
temp_tags = tags;
while (temp_tags && !val_set)
{
GtkTextTag *tag = GTK_TEXT_TAG (temp_tags->data);
g_object_get (tag, "justification-set", &val_set, NULL);
if (val_set)
{
GtkJustification justification;
gchar *value;
g_object_get (tag, "justification", &justification, NULL);
value = g_strdup (atk_text_attribute_get_value (ATK_TEXT_ATTR_JUSTIFICATION, justification));
attrib_set = gail_misc_add_attribute (attrib_set, ATK_TEXT_ATTR_JUSTIFICATION, value);
}
temp_tags = temp_tags->next;
}
val_set = FALSE;
temp_tags = tags;
while (temp_tags && !val_set)
{
GtkTextTag *tag = GTK_TEXT_TAG (temp_tags->data);
GtkTextDirection direction;
g_object_get (tag, "direction", &direction, NULL);
if (direction != GTK_TEXT_DIR_NONE)
{
gchar *value;
val_set = TRUE;
value = g_strdup (atk_text_attribute_get_value (ATK_TEXT_ATTR_DIRECTION, direction));
attrib_set = gail_misc_add_attribute (attrib_set, ATK_TEXT_ATTR_DIRECTION, value);
}
temp_tags = temp_tags->next;
}
val_set = FALSE;
temp_tags = tags;
while (temp_tags && !val_set)
{
GtkTextTag *tag = GTK_TEXT_TAG (temp_tags->data);
g_object_get (tag, "wrap-mode-set", &val_set, NULL);
if (val_set)
{
GtkWrapMode wrap_mode;
gchar *value;
g_object_get (tag, "wrap-mode", &wrap_mode, NULL);
value = g_strdup (atk_text_attribute_get_value (ATK_TEXT_ATTR_WRAP_MODE, wrap_mode));
attrib_set = gail_misc_add_attribute (attrib_set, ATK_TEXT_ATTR_WRAP_MODE, value);
}
temp_tags = temp_tags->next;
}
val_set = FALSE;
temp_tags = tags;
while (temp_tags && !val_set)
{
GtkTextTag *tag = GTK_TEXT_TAG (temp_tags->data);
g_object_get (tag, "foreground-set", &val_set, NULL);
if (val_set)
{
GdkRGBA *rgba;
gchar *value;
g_object_get (tag, "foreground-rgba", &rgba, NULL);
value = g_strdup_printf ("%u,%u,%u",
(guint) rgba->red * 65535,
(guint) rgba->green * 65535,
(guint) rgba->blue * 65535);
gdk_rgba_free (rgba);
attrib_set = gail_misc_add_attribute (attrib_set, ATK_TEXT_ATTR_FG_COLOR, value);
}
temp_tags = temp_tags->next;
}
val_set = FALSE;
temp_tags = tags;
while (temp_tags && !val_set)
{
GtkTextTag *tag = GTK_TEXT_TAG (temp_tags->data);
g_object_get (tag, "background-set", &val_set, NULL);
if (val_set)
{
GdkRGBA *rgba;
gchar *value;
g_object_get (tag, "background-rgba", &rgba, NULL);
value = g_strdup_printf ("%u,%u,%u",
(guint) rgba->red * 65535,
(guint) rgba->green * 65535,
(guint) rgba->blue * 65535);
gdk_rgba_free (rgba);
attrib_set = gail_misc_add_attribute (attrib_set, ATK_TEXT_ATTR_BG_COLOR, value);
}
temp_tags = temp_tags->next;
}
val_set = FALSE;
temp_tags = tags;
while (temp_tags && !val_set)
{
GtkTextTag *tag = GTK_TEXT_TAG (temp_tags->data);
g_object_get (tag, "family-set", &val_set, NULL);
if (val_set)
{
gchar *value;
g_object_get (tag, "family", &value, NULL);
attrib_set = gail_misc_add_attribute (attrib_set, ATK_TEXT_ATTR_FAMILY_NAME, value);
}
temp_tags = temp_tags->next;
}
val_set = FALSE;
temp_tags = tags;
while (temp_tags && !val_set)
{
GtkTextTag *tag = GTK_TEXT_TAG (temp_tags->data);
g_object_get (tag, "language-set", &val_set, NULL);
if (val_set)
{
gchar *value;
g_object_get (tag, "language", &value, NULL);
attrib_set = gail_misc_add_attribute (attrib_set, ATK_TEXT_ATTR_LANGUAGE, value);
}
temp_tags = temp_tags->next;
}
val_set = FALSE;
temp_tags = tags;
while (temp_tags && !val_set)
{
GtkTextTag *tag = GTK_TEXT_TAG (temp_tags->data);
g_object_get (tag, "weight-set", &val_set, NULL);
if (val_set)
{
gint weight;
gchar *value;
g_object_get (tag, "weight", &weight, NULL);
value = g_strdup_printf ("%d", weight);
attrib_set = gail_misc_add_attribute (attrib_set, ATK_TEXT_ATTR_WEIGHT, value);
}
temp_tags = temp_tags->next;
}
val_set = FALSE;
/*
* scale is special as the scale is the product of all scale values
* specified.
*/
temp_tags = tags;
while (temp_tags)
{
GtkTextTag *tag = GTK_TEXT_TAG (temp_tags->data);
gboolean scale_set;
g_object_get (tag, "scale-set", &scale_set, NULL);
if (scale_set)
{
gdouble font_scale;
g_object_get (tag, "scale", &font_scale, NULL);
val_set = TRUE;
scale *= font_scale;
}
temp_tags = temp_tags->next;
}
if (val_set)
{
at = g_malloc(sizeof(AtkAttribute));
at->name = g_strdup(atk_text_attribute_get_name (ATK_TEXT_ATTR_SCALE));
at->value = g_strdup_printf("%g", scale);
attrib_set = g_slist_prepend(attrib_set, at);
}
val_set = FALSE;
temp_tags = tags;
while (temp_tags && !val_set)
{
GtkTextTag *tag = GTK_TEXT_TAG (temp_tags->data);
g_object_get (tag, "size-set", &val_set, NULL);
if (val_set)
{
gint size;
gchar *value;
g_object_get (tag, "size", &size, NULL);
value = g_strdup_printf ("%i", size);
attrib_set = gail_misc_add_attribute (attrib_set, ATK_TEXT_ATTR_SIZE, value);
}
temp_tags = temp_tags->next;
}
val_set = FALSE;
temp_tags = tags;
while (temp_tags && !val_set)
{
GtkTextTag *tag = GTK_TEXT_TAG (temp_tags->data);
g_object_get (tag, "strikethrough-set", &val_set, NULL);
if (val_set)
{
gboolean strikethrough;
gchar *value;
g_object_get (tag, "strikethrough", &strikethrough, NULL);
value = g_strdup (atk_text_attribute_get_value (ATK_TEXT_ATTR_STRIKETHROUGH, strikethrough));
attrib_set = gail_misc_add_attribute (attrib_set, ATK_TEXT_ATTR_STRIKETHROUGH, value);
}
temp_tags = temp_tags->next;
}
val_set = FALSE;
temp_tags = tags;
while (temp_tags && !val_set)
{
GtkTextTag *tag = GTK_TEXT_TAG (temp_tags->data);
g_object_get (tag, "underline-set", &val_set, NULL);
if (val_set)
{
PangoUnderline underline;
gchar *value;
g_object_get (tag, "underline", &underline, NULL);
value = g_strdup (atk_text_attribute_get_value (ATK_TEXT_ATTR_UNDERLINE, underline));
attrib_set = gail_misc_add_attribute (attrib_set, ATK_TEXT_ATTR_UNDERLINE, value);
}
temp_tags = temp_tags->next;
}
val_set = FALSE;
temp_tags = tags;
while (temp_tags && !val_set)
{
GtkTextTag *tag = GTK_TEXT_TAG (temp_tags->data);
g_object_get (tag, "rise-set", &val_set, NULL);
if (val_set)
{
gint rise;
gchar *value;
g_object_get (tag, "rise", &rise, NULL);
value = g_strdup_printf ("%i", rise);
attrib_set = gail_misc_add_attribute (attrib_set, ATK_TEXT_ATTR_RISE, value);
}
temp_tags = temp_tags->next;
}
val_set = FALSE;
temp_tags = tags;
while (temp_tags && !val_set)
{
GtkTextTag *tag = GTK_TEXT_TAG (temp_tags->data);
g_object_get (tag, "background-full-height-set", &val_set, NULL);
if (val_set)
{
gboolean bg_full_height;
gchar *value;
g_object_get (tag, "background-full-height", &bg_full_height, NULL);
value = g_strdup (atk_text_attribute_get_value (ATK_TEXT_ATTR_BG_FULL_HEIGHT, bg_full_height));
attrib_set = gail_misc_add_attribute (attrib_set, ATK_TEXT_ATTR_BG_FULL_HEIGHT, value);
}
temp_tags = temp_tags->next;
}
val_set = FALSE;
temp_tags = tags;
while (temp_tags && !val_set)
{
GtkTextTag *tag = GTK_TEXT_TAG (temp_tags->data);
g_object_get (tag, "pixels-inside-wrap-set", &val_set, NULL);
if (val_set)
{
gint pixels;
gchar *value;
g_object_get (tag, "pixels-inside-wrap", &pixels, NULL);
value = g_strdup_printf ("%i", pixels);
attrib_set = gail_misc_add_attribute (attrib_set, ATK_TEXT_ATTR_PIXELS_INSIDE_WRAP, value);
}
temp_tags = temp_tags->next;
}
val_set = FALSE;
temp_tags = tags;
while (temp_tags && !val_set)
{
GtkTextTag *tag = GTK_TEXT_TAG (temp_tags->data);
g_object_get (tag, "pixels-below-lines-set", &val_set, NULL);
if (val_set)
{
gint pixels;
gchar *value;
g_object_get (tag, "pixels-below-lines", &pixels, NULL);
value = g_strdup_printf ("%i", pixels);
attrib_set = gail_misc_add_attribute (attrib_set, ATK_TEXT_ATTR_PIXELS_BELOW_LINES, value);
}
temp_tags = temp_tags->next;
}
val_set = FALSE;
temp_tags = tags;
while (temp_tags && !val_set)
{
GtkTextTag *tag = GTK_TEXT_TAG (temp_tags->data);
g_object_get (tag, "pixels-above-lines-set", &val_set, NULL);
if (val_set)
{
gint pixels;
gchar *value;
g_object_get (tag, "pixels-above-lines", &pixels, NULL);
value = g_strdup_printf ("%i", pixels);
attrib_set = gail_misc_add_attribute (attrib_set, ATK_TEXT_ATTR_PIXELS_ABOVE_LINES, value);
}
temp_tags = temp_tags->next;
}
val_set = FALSE;
temp_tags = tags;
while (temp_tags && !val_set)
{
GtkTextTag *tag = GTK_TEXT_TAG (temp_tags->data);
g_object_get (tag, "editable-set", &val_set, NULL);
if (val_set)
{
gboolean editable;
gchar *value;
g_object_get (tag, "editable", &editable, NULL);
value = g_strdup (atk_text_attribute_get_value (ATK_TEXT_ATTR_EDITABLE, editable));
attrib_set = gail_misc_add_attribute (attrib_set, ATK_TEXT_ATTR_EDITABLE, value);
}
temp_tags = temp_tags->next;
}
val_set = FALSE;
temp_tags = tags;
while (temp_tags && !val_set)
{
GtkTextTag *tag = GTK_TEXT_TAG (temp_tags->data);
g_object_get (tag, "invisible-set", &val_set, NULL);
if (val_set)
{
gboolean invisible;
gchar *value;
g_object_get (tag, "invisible", &invisible, NULL);
value = g_strdup (atk_text_attribute_get_value (ATK_TEXT_ATTR_INVISIBLE, invisible));
attrib_set = gail_misc_add_attribute (attrib_set, ATK_TEXT_ATTR_INVISIBLE, value);
}
temp_tags = temp_tags->next;
}
val_set = FALSE;
temp_tags = tags;
while (temp_tags && !val_set)
{
GtkTextTag *tag = GTK_TEXT_TAG (temp_tags->data);
g_object_get (tag, "indent-set", &val_set, NULL);
if (val_set)
{
gint indent;
gchar *value;
g_object_get (tag, "indent", &indent, NULL);
value = g_strdup_printf ("%i", indent);
attrib_set = gail_misc_add_attribute (attrib_set, ATK_TEXT_ATTR_INDENT, value);
}
temp_tags = temp_tags->next;
}
val_set = FALSE;
temp_tags = tags;
while (temp_tags && !val_set)
{
GtkTextTag *tag = GTK_TEXT_TAG (temp_tags->data);
g_object_get (tag, "right-margin-set", &val_set, NULL);
if (val_set)
{
gint margin;
gchar *value;
g_object_get (tag, "right-margin", &margin, NULL);
value = g_strdup_printf ("%i", margin);
attrib_set = gail_misc_add_attribute (attrib_set, ATK_TEXT_ATTR_RIGHT_MARGIN, value);
}
temp_tags = temp_tags->next;
}
val_set = FALSE;
temp_tags = tags;
while (temp_tags && !val_set)
{
GtkTextTag *tag = GTK_TEXT_TAG (temp_tags->data);
g_object_get (tag, "left-margin-set", &val_set, NULL);
if (val_set)
{
gint margin;
gchar *value;
g_object_get (tag, "left-margin", &margin, NULL);
value = g_strdup_printf ("%i", margin);
attrib_set = gail_misc_add_attribute (attrib_set, ATK_TEXT_ATTR_LEFT_MARGIN, value);
}
temp_tags = temp_tags->next;
}
val_set = FALSE;
g_slist_free (tags);
return attrib_set;
}