Method SelectGroup

src/group_gui.cpp:1162–1185

* Selects the specified group in the list * * @param g_id The ID of the group to be selected */

	 * @param g_id The ID of the group to be selected
	 */
	void SelectGroup(const GroupID g_id)
	{
		if (g_id == GroupID::Invalid() || g_id == this->vli.ToGroupID()) return;

		this->vli.SetIndex(g_id);
		if (g_id != ALL_GROUP && g_id != DEFAULT_GROUP) {
			const Group *g = Group::Get(g_id);

			auto found = std::ranges::find(this->groups, g, &GUIGroupListItem::group);
			if (found == std::end(this->groups)) {
				/* The group's branch is maybe collapsed, so try to expand it. */
				for (auto pg = Group::GetIfValid(g->parent); pg != nullptr; pg = Group::GetIfValid(pg->parent)) {
					pg->folded = false;
				}
				this->groups.ForceRebuild();
				this->BuildGroupList(this->owner);
				this->group_sb->SetCount(this->groups.size());
				found = std::ranges::find(this->groups, g, &GUIGroupListItem::group);
			}
			if (found != std::end(this->groups)) this->group_sb->ScrollTowards(std::distance(std::begin(this->groups), found));
		}
		this->vehgroups.ForceRebuild();
		this->SetDirty();
	}

};