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59 lines
2.3 KiB
59 lines
2.3 KiB
9 years ago
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/*
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XOWA: the XOWA Offline Wiki Application
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Copyright (C) 2012 gnosygnu@gmail.com
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This program is free software: you can redistribute it and/or modify
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it under the terms of the GNU Affero General Public License as
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published by the Free Software Foundation, either version 3 of the
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License, or (at your option) any later version.
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This program is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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GNU Affero General Public License for more details.
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You should have received a copy of the GNU Affero General Public License
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along with this program. If not, see <http://www.gnu.org/licenses/>.
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*/
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package gplx.gfui; import gplx.*;
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import gplx.lists.*; /*ComparerAble*/
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class GfuiFocusOrderer {
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public static void OrderByX(GfuiElem owner) {Order(owner, xcomparer, 0);}
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public static void OrderByY(GfuiElem owner) {Order(owner, ycomparer, 0);}
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static int Order(GfuiElem owner, ComparerAble comparer, int order) {
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List_adp list = List_adp_.new_();
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for (int i = 0; i < owner.SubElems().Count(); i++) {
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GfuiElem sub = (GfuiElem)owner.SubElems().Get_at(i);
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if (sub.Focus_idx() != NullVal) continue;
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list.Add(sub);
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}
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list.Sort_by(comparer);
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for (Object subObj : list) {
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GfuiElem sub = (GfuiElem)subObj;
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sub.Focus_idx_(order++);
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if (owner.SubElems().Count() > 0) // subs available; recurse;
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order = Order(sub, comparer, order);
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}
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return order;
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}
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static GfuiFocusOrderer_cls_x xcomparer = new GfuiFocusOrderer_cls_x(); static GfuiFocusOrderer_cls_y ycomparer = new GfuiFocusOrderer_cls_y();
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public static final int NullVal = -1;
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}
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class GfuiFocusOrderer_cls_x implements ComparerAble {
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public int compare(Object lhsObj, Object rhsObj) {
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GfuiElem lhs = (GfuiElem)lhsObj, rhs = (GfuiElem)rhsObj;
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if (lhs.Y() < rhs.Y()) return CompareAble_.Less;
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else if (lhs.Y() > rhs.Y()) return CompareAble_.More;
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else return Int_.Compare(lhs.X(), rhs.X());
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}
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}
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class GfuiFocusOrderer_cls_y implements ComparerAble {
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public int compare(Object lhsObj, Object rhsObj) {
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GfuiElem lhs = (GfuiElem)lhsObj, rhs = (GfuiElem)rhsObj;
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if (lhs.X() < rhs.X()) return CompareAble_.Less;
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else if (lhs.X() > rhs.X()) return CompareAble_.More;
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else return Int_.Compare(lhs.Y(), rhs.Y());
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}
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}
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