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Merge pull request #98829 from adamscott/fix-tree-scroll-center-overflow

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Fix issue where scrolling to item center would overflow on top
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Thaddeus Crews 2024-11-10 12:12:17 -06:00
commit 52ce3c7078
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1 changed files with 6 additions and 4 deletions
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10
scene/gui/tree.cpp
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@ -5362,14 +5362,16 @@ void Tree::scroll_to_item(TreeItem *p_item, bool p_center_on_item) {
int y_offset = get_item_offset(p_item);
if (y_offset != -1) {
const int tbh = _get_title_button_height();
y_offset -= tbh;
const int title_button_height = _get_title_button_height();
y_offset -= title_button_height;
const int cell_h = compute_item_height(p_item) + theme_cache.v_separation;
int screen_h = area_size.height - tbh;
int screen_h = area_size.height - title_button_height;
if (p_center_on_item) {
v_scroll->set_value(y_offset - (screen_h - cell_h) / 2.0f);
// This makes sure that centering the offset doesn't overflow.
const double v_scroll_value = y_offset - MAX((screen_h - cell_h) / 2.0, 0.0);
v_scroll->set_value(v_scroll_value);
} else {
if (cell_h > screen_h) { // Screen size is too small, maybe it was not resized yet.
v_scroll->set_value(y_offset);