Single line textareas don't have scrollbars, so they don't get the scroll redraw request from the scrollbar callback.

This commit is contained in:
Michael Drake 2013-02-11 16:31:06 +00:00
parent 3bcc79ccf0
commit e6bf51c3ba

View File

@ -310,7 +310,6 @@ static bool textarea_scroll_visible(struct textarea *ta)
} else if (!(ta->flags & TEXTAREA_MULTILINE)) {
ta->scroll_x = xs;
scrolled = true;
}
}
@ -1222,6 +1221,7 @@ bool textarea_set_caret(struct textarea *ta, int caret)
int text_y_offset;
int width, height;
struct textarea_msg msg;
bool scrolled;
if (ta->flags & TEXTAREA_READONLY)
return true;
@ -1301,8 +1301,9 @@ bool textarea_set_caret(struct textarea *ta, int caret)
y = ta->line_height * ta->caret_pos.line + text_y_offset;
ta->caret_y = y;
if (!textarea_scroll_visible(ta) &&
ta->flags & TEXTAREA_INTERNAL_CARET) {
scrolled = textarea_scroll_visible(ta);
if (!scrolled && ta->flags & TEXTAREA_INTERNAL_CARET) {
/* Didn't scroll, just moved caret.
* Caret is internal caret, redraw it */
x -= ta->scroll_x;
@ -1326,6 +1327,18 @@ bool textarea_set_caret(struct textarea *ta, int caret)
ta->callback(ta->data, &msg);
}
} else if (scrolled && !(ta->flags & TEXTAREA_MULTILINE)) {
/* Textarea scrolled, whole area needs redraw */
/* With multi-line textareas, the scrollbar
* callback will have requested redraw. */
msg.ta = ta;
msg.type = TEXTAREA_MSG_REDRAW_REQUEST;
msg.data.redraw.x0 = 0;
msg.data.redraw.y0 = 0;
msg.data.redraw.x1 = ta->vis_width;
msg.data.redraw.y1 = ta->vis_height;
ta->callback(ta->data, &msg);
}
if (!(ta->flags & TEXTAREA_INTERNAL_CARET)) {