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ev-view-accessible: Add helper function to get text before, at or aft…
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…er offset

To avoid duplicated code.
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Carlos Garcia Campos committed Jan 24, 2013
1 parent 71eff67 commit 0897a7d
Showing 1 changed file with 68 additions and 94 deletions.
162 changes: 68 additions & 94 deletions libview/ev-view-accessible.c
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Original file line number Diff line number Diff line change
Expand Up @@ -209,100 +209,74 @@ ev_view_accessible_get_character_at_offset (AtkText *text,
return unichar;
}

static gchar*
ev_view_accessible_get_text_before_offset (AtkText *text,
gint offset,
AtkTextBoundary boundary_type,
gint *start_offset,
gint *end_offset)
{
GtkWidget *widget;
gpointer layout = NULL;
GailTextUtil *gail_text = NULL;
gchar *retval = NULL;
GtkTextBuffer *buffer;

widget = gtk_accessible_get_widget (GTK_ACCESSIBLE (text));
if (widget == NULL)
/* State is defunct */
return NULL;

buffer = ev_view_accessible_get_text_buffer (EV_VIEW_ACCESSIBLE (text), EV_VIEW (widget));
if (!buffer)
return NULL;

gail_text = gail_text_util_new ();
gail_text_util_buffer_setup (gail_text, buffer);
retval = gail_text_util_get_text (gail_text, layout,
GAIL_BEFORE_OFFSET, boundary_type,
offset, start_offset, end_offset);
g_object_unref (gail_text);

return retval;
}

static gchar*
ev_view_accessible_get_text_at_offset (AtkText *text,
gint offset,
AtkTextBoundary boundary_type,
gint *start_offset,
gint *end_offset)
{
GtkWidget *widget;
gpointer layout = NULL;
GailTextUtil *gail_text = NULL;
gchar *retval = NULL;
GtkTextBuffer *buffer;

widget = gtk_accessible_get_widget (GTK_ACCESSIBLE (text));
if (widget == NULL)
/* State is defunct */
return NULL;

buffer = ev_view_accessible_get_text_buffer (EV_VIEW_ACCESSIBLE (text), EV_VIEW (widget));
if (!buffer)
return NULL;

gail_text = gail_text_util_new ();
gail_text_util_buffer_setup (gail_text, buffer);
retval = gail_text_util_get_text (gail_text, layout,
GAIL_AT_OFFSET, boundary_type,
offset, start_offset, end_offset);
g_object_unref (gail_text);

return retval;
}

static gchar*
ev_view_accessible_get_text_after_offset (AtkText *text,
gint offset,
AtkTextBoundary boundary_type,
gint *start_offset,
gint *end_offset)
{
GtkWidget *widget;
gpointer layout = NULL;
GailTextUtil *gail_text = NULL;
gchar *retval = NULL;
GtkTextBuffer *buffer;

widget = gtk_accessible_get_widget (GTK_ACCESSIBLE (text));
if (widget == NULL)
/* State is defunct */
return NULL;

buffer = ev_view_accessible_get_text_buffer (EV_VIEW_ACCESSIBLE (text), EV_VIEW (widget));
if (!buffer)
return NULL;

gail_text = gail_text_util_new ();
gail_text_util_buffer_setup (gail_text, buffer);
retval = gail_text_util_get_text (gail_text, layout,
GAIL_AFTER_OFFSET, boundary_type,
offset, start_offset, end_offset);
g_object_unref (gail_text);

return retval;
static gchar *
ev_view_accessible_get_text_for_offset (EvViewAccessible *view_accessible,
gint offset,
GailOffsetType offset_type,
AtkTextBoundary boundary_type,
gint *start_offset,
gint *end_offset)
{
GtkWidget *widget;
GtkTextBuffer *buffer;
GailTextUtil *gail_text;
gchar *retval;

widget = gtk_accessible_get_widget (GTK_ACCESSIBLE (view_accessible));
if (widget == NULL)
/* State is defunct */
return NULL;

buffer = ev_view_accessible_get_text_buffer (view_accessible, EV_VIEW (widget));
if (!buffer)
return NULL;

gail_text = gail_text_util_new ();
gail_text_util_buffer_setup (gail_text, buffer);
retval = gail_text_util_get_text (gail_text, NULL, offset_type, boundary_type,
offset, start_offset, end_offset);
g_object_unref (gail_text);

return retval;
}

static gchar *
ev_view_accessible_get_text_before_offset (AtkText *text,
gint offset,
AtkTextBoundary boundary_type,
gint *start_offset,
gint *end_offset)
{
return ev_view_accessible_get_text_for_offset (EV_VIEW_ACCESSIBLE (text),
offset, GAIL_BEFORE_OFFSET,
boundary_type,
start_offset, end_offset);
}

static gchar *
ev_view_accessible_get_text_at_offset (AtkText *text,
gint offset,
AtkTextBoundary boundary_type,
gint *start_offset,
gint *end_offset)
{
return ev_view_accessible_get_text_for_offset (EV_VIEW_ACCESSIBLE (text),
offset, GAIL_AT_OFFSET,
boundary_type,
start_offset, end_offset);
}

static gchar *
ev_view_accessible_get_text_after_offset (AtkText *text,
gint offset,
AtkTextBoundary boundary_type,
gint *start_offset,
gint *end_offset)
{
return ev_view_accessible_get_text_for_offset (EV_VIEW_ACCESSIBLE (text),
offset, GAIL_AFTER_OFFSET,
boundary_type,
start_offset, end_offset);
}

static gint
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