int32_t startwin_puts(const char *str)
{
GtkWidget *textview;
GtkTextBuffer *textbuffer;
GtkTextIter enditer;
GtkTextMark *mark;
const char *aptr, *bptr;
if (!gtkenabled || !str) return 0;
if (!stwidgets.startwin) return 1;
if (!(textview = stwidgets.messagestext)) return -1;
textbuffer = gtk_text_view_get_buffer(GTK_TEXT_VIEW(textview));
gtk_text_buffer_get_end_iter(textbuffer, &enditer);
for (aptr = bptr = str; *aptr != 0;)
{
switch (*bptr)
{
case '\b':
if (bptr > aptr)
gtk_text_buffer_insert(textbuffer, &enditer, (const gchar *)aptr, (gint)(bptr-aptr)-1);
#if GTK_CHECK_VERSION(2,6,0)
gtk_text_buffer_backspace(textbuffer, &enditer, FALSE, TRUE);
#else
{
GtkTextIter iter2 = enditer;
gtk_text_iter_backward_cursor_position(&iter2);
//FIXME: this seems be deleting one too many chars somewhere!
if (!gtk_text_iter_equal(&iter2, &enditer))
gtk_text_buffer_delete_interactive(textbuffer, &iter2, &enditer, TRUE);
}
#endif
aptr = ++bptr;
break;
case 0:
if (bptr > aptr)
gtk_text_buffer_insert(textbuffer, &enditer, (const gchar *)aptr, (gint)(bptr-aptr));
aptr = bptr;
break;
case '\r': // FIXME
default:
bptr++;
break;
}
}
mark = gtk_text_buffer_create_mark(textbuffer, NULL, &enditer, 1);
gtk_text_view_scroll_to_mark(GTK_TEXT_VIEW(textview), mark, 0.0, FALSE, 0.0, 1.0);
gtk_text_buffer_delete_mark(textbuffer, mark);
return 0;
}
static int
delete_selection_in_gtk_text_view(GtkTextView *text_view,
enum UTextOrigin origin, int former_req_len,
int latter_req_len)
{
GtkTextIter current, start, end, tmp_start, tmp_end;
gboolean cursor_at_beginning = FALSE;
if (!gtk_text_view_get_buffer(text_view))
return -1;
if (gtk_text_buffer_get_selection_bounds(gtk_text_view_get_buffer(text_view),
&start, &end)) {
gtk_text_buffer_get_iter_at_mark(gtk_text_view_get_buffer(text_view),
¤t,
gtk_text_buffer_get_mark(gtk_text_view_get_buffer(text_view),
"insert"));
if (gtk_text_iter_compare(&start, ¤t) == 0)
cursor_at_beginning = TRUE;
} else {
return -1;
}
if (origin == UTextOrigin_Beginning ||
(origin == UTextOrigin_Cursor && cursor_at_beginning)) {
tmp_start = start;
tmp_end = start;
if (latter_req_len >= 0) {
gtk_text_iter_forward_chars(&tmp_end, latter_req_len);
if (gtk_text_iter_compare(&tmp_end, &end) < 0)
end = tmp_end;
} else {
if (latter_req_len == UTextExtent_Line) {
gtk_text_view_forward_display_line_end(text_view, &tmp_end);
if (gtk_text_iter_compare(&tmp_end, &end) < 0)
end = tmp_end;
} else {
if (!(latter_req_len == UTextExtent_Full))
return -1;
}
}
} else if (origin == UTextOrigin_End ||
(origin == UTextOrigin_Cursor && !cursor_at_beginning)) {
tmp_start = end;
tmp_end = end;
if (former_req_len >= 0) {
gtk_text_iter_backward_chars(&tmp_start, former_req_len);
if (gtk_text_iter_compare(&tmp_start, &start) > 0)
start = tmp_start;
} else {
if (former_req_len == UTextExtent_Line) {
gtk_text_view_backward_display_line_start(text_view, &tmp_start);
if (gtk_text_iter_compare(&tmp_start, &start) > 0)
start = tmp_start;
} else {
if (!(former_req_len == UTextExtent_Full))
return -1;
}
}
} else {
return -1;
}
gtk_text_buffer_delete_interactive(gtk_text_view_get_buffer(text_view),
&start, &end, gtk_text_view_get_editable(text_view));
return 0;
}
static void
gimp_text_tool_delete_from_cursor (GimpTextTool *text_tool,
GtkDeleteType type,
gint count)
{
GtkTextBuffer *buffer = GTK_TEXT_BUFFER (text_tool->buffer);
GtkTextIter cursor;
GtkTextIter end;
GIMP_LOG (TEXT_EDITING, "%s count = %d",
g_enum_get_value (g_type_class_ref (GTK_TYPE_DELETE_TYPE),
type)->value_name,
count);
gimp_text_tool_reset_im_context (text_tool);
gtk_text_buffer_get_iter_at_mark (buffer, &cursor,
gtk_text_buffer_get_insert (buffer));
end = cursor;
switch (type)
{
case GTK_DELETE_CHARS:
if (gtk_text_buffer_get_has_selection (buffer))
{
gtk_text_buffer_delete_selection (buffer, TRUE, TRUE);
return;
}
else
{
gtk_text_iter_forward_cursor_positions (&end, count);
}
break;
case GTK_DELETE_WORD_ENDS:
if (count < 0)
{
if (! gtk_text_iter_starts_word (&cursor))
gtk_text_iter_backward_visible_word_starts (&cursor, 1);
}
else if (count > 0)
{
if (! gtk_text_iter_ends_word (&end) &&
! gtk_text_iter_forward_visible_word_ends (&end, 1))
gtk_text_iter_forward_to_line_end (&end);
}
break;
case GTK_DELETE_WORDS:
if (! gtk_text_iter_starts_word (&cursor))
gtk_text_iter_backward_visible_word_starts (&cursor, 1);
if (! gtk_text_iter_ends_word (&end) &&
! gtk_text_iter_forward_visible_word_ends (&end, 1))
gtk_text_iter_forward_to_line_end (&end);
break;
case GTK_DELETE_DISPLAY_LINES:
break;
case GTK_DELETE_DISPLAY_LINE_ENDS:
break;
case GTK_DELETE_PARAGRAPH_ENDS:
if (count < 0)
{
gtk_text_iter_set_line_offset (&cursor, 0);
}
else if (count > 0)
{
if (! gtk_text_iter_ends_line (&end))
gtk_text_iter_forward_to_line_end (&end);
else
gtk_text_iter_forward_cursor_positions (&end, 1);
}
break;
case GTK_DELETE_PARAGRAPHS:
break;
case GTK_DELETE_WHITESPACE:
find_whitepace_region (&cursor, &cursor, &end);
break;
}
if (! gtk_text_iter_equal (&cursor, &end))
{
gtk_text_buffer_delete_interactive (buffer, &cursor, &end, TRUE);
}
}
static int
delete_text_in_gtk_text_view(GtkTextView *text_view, enum UTextOrigin origin,
int former_req_len, int latter_req_len)
{
GtkTextIter current, start, end;
if (!gtk_text_view_get_buffer(text_view))
return -1;
gtk_text_buffer_get_iter_at_mark(gtk_text_view_get_buffer(text_view),
¤t,
gtk_text_buffer_get_mark(gtk_text_view_get_buffer(text_view), "insert"));
start = current;
end = current;
switch (origin) {
case UTextOrigin_Cursor:
if (former_req_len >= 0) {
gtk_text_iter_backward_chars(&start, former_req_len);
} else {
if (former_req_len == UTextExtent_Full)
gtk_text_buffer_get_start_iter(gtk_text_view_get_buffer(text_view), &start);
else if (former_req_len == UTextExtent_Line)
gtk_text_view_backward_display_line_start(text_view, &start);
else
return -1;
}
if (latter_req_len >= 0)
gtk_text_iter_forward_chars(&end, latter_req_len);
else {
if (latter_req_len == UTextExtent_Full)
gtk_text_buffer_get_end_iter(gtk_text_view_get_buffer(text_view), &end);
else if (latter_req_len == UTextExtent_Line)
gtk_text_view_forward_display_line_end(text_view, &end);
else
return -1;
}
break;
case UTextOrigin_Beginning:
gtk_text_buffer_get_start_iter(gtk_text_view_get_buffer(text_view), &start);
end = start;
if (latter_req_len >= 0)
gtk_text_iter_forward_chars(&end, latter_req_len);
else {
if (latter_req_len == UTextExtent_Full)
gtk_text_buffer_get_end_iter(gtk_text_view_get_buffer(text_view), &end);
else if (latter_req_len == UTextExtent_Line)
gtk_text_view_forward_display_line_end(text_view, &end);
else
return -1;
}
break;
case UTextOrigin_End:
gtk_text_buffer_get_end_iter(gtk_text_view_get_buffer(text_view), &end);
start = end;
if (former_req_len >= 0) {
gtk_text_iter_backward_chars(&start, former_req_len);
} else {
if (former_req_len == UTextExtent_Full)
gtk_text_buffer_get_start_iter(gtk_text_view_get_buffer(text_view), &start);
else if (former_req_len == UTextExtent_Line)
gtk_text_view_backward_display_line_start(text_view, &start);
else
return -1;
}
break;
case UTextOrigin_Unspecified:
default:
return -1;
}
gtk_text_buffer_delete_interactive(gtk_text_view_get_buffer(text_view),
&start, &end, gtk_text_view_get_editable(text_view));
return 0;
}
