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Scroll inspector while drag hovering near the edge

This commit is contained in:
dugramen
2025-03-10 18:10:08 -04:00
parent 30bb49ec1f
commit 3c85281610
4 changed files with 61 additions and 0 deletions

View File

@@ -361,6 +361,10 @@ void ScrollContainer::_notification(int p_what) {
case NOTIFICATION_TRANSLATION_CHANGED: {
_updating_scrollbars = true;
callable_mp(this, is_ready() ? &ScrollContainer::_reposition_children : &ScrollContainer::_update_scrollbar_position).call_deferred();
if (p_what == NOTIFICATION_THEME_CHANGED) {
scroll_border = get_theme_constant(SNAME("scroll_border"), SNAME("Tree"));
scroll_speed = get_theme_constant(SNAME("scroll_speed"), SNAME("Tree"));
}
} break;
case NOTIFICATION_READY: {
@@ -387,6 +391,43 @@ void ScrollContainer::_notification(int p_what) {
}
} break;
case NOTIFICATION_DRAG_BEGIN: {
if (scroll_on_drag_hover && is_visible_in_tree()) {
set_process_internal(true);
}
} break;
case NOTIFICATION_DRAG_END: {
set_process_internal(false);
} break;
case NOTIFICATION_INTERNAL_PROCESS: {
if (scroll_on_drag_hover && get_viewport()->gui_is_dragging()) {
Point2 mouse_position = get_viewport()->get_mouse_position() - get_global_position();
Transform2D xform = get_transform();
if (Rect2(Point2(), xform.get_scale() * get_size()).grow(scroll_border).has_point(mouse_position)) {
Point2 point;
if ((Math::abs(mouse_position.x) < Math::abs(mouse_position.x - get_size().width)) && (Math::abs(mouse_position.x) < scroll_border)) {
point.x = mouse_position.x - scroll_border;
} else if (Math::abs(mouse_position.x - get_size().width) < scroll_border) {
point.x = mouse_position.x - (get_size().width - scroll_border);
}
if ((Math::abs(mouse_position.y) < Math::abs(mouse_position.y - get_size().height)) && (Math::abs(mouse_position.y) < scroll_border)) {
point.y = mouse_position.y - scroll_border;
} else if (Math::abs(mouse_position.y - get_size().height) < scroll_border) {
point.y = mouse_position.y - (get_size().height - scroll_border);
}
point *= scroll_speed * get_process_delta_time();
point += Point2(get_h_scroll(), get_v_scroll());
h_scroll->set_value(point.x);
v_scroll->set_value(point.y);
}
}
} break;
case NOTIFICATION_INTERNAL_PHYSICS_PROCESS: {
if (drag_touching) {
if (drag_touching_deaccel) {
@@ -584,6 +625,10 @@ PackedStringArray ScrollContainer::get_configuration_warnings() const {
return warnings;
}
void ScrollContainer::set_scroll_on_drag_hover(bool p_scroll) {
scroll_on_drag_hover = p_scroll;
}
HScrollBar *ScrollContainer::get_h_scroll_bar() {
return h_scroll;
}