Java tutorial
/** * OpenKM, Open Document Management System (http://www.openkm.com) * Copyright (c) 2006-2015 Paco Avila & Josep Llort * * No bytes were intentionally harmed during the development of this application. * * This program is free software; you can redistribute it and/or modify * it under the terms of the GNU General Public License as published by * the Free Software Foundation; either version 2 of the License, or * (at your option) any later version. * * This program is distributed in the hope that it will be useful, * but WITHOUT ANY WARRANTY; without even the implied warranty of * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the * GNU General Public License for more details. * * You should have received a copy of the GNU General Public License along * with this program; if not, write to the Free Software Foundation, Inc., * 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA. */ package com.openkm.frontend.client.panel.center; import com.google.gwt.user.client.DOM; import com.google.gwt.user.client.ui.Composite; import com.google.gwt.user.client.ui.SplitLayoutPanel; /** * HorizontalSplitLayoutExtended * * @author jllort */ public class HorizontalSplitLayoutExtended extends Composite { private SplitLayoutPanel horizontalSplitLayoutPanel; private int leftWidth = 0; private int rightWidth = 0; /** * HorizontalSplitPanelExtendend * * @param handler */ public HorizontalSplitLayoutExtended(final HorizontalResizeHandler resizeHander) { super(); horizontalSplitLayoutPanel = new SplitLayoutPanel() { @Override public void onResize() { super.onResize(); leftWidth = Integer.parseInt( DOM.getStyleAttribute(DOM.getChild(horizontalSplitLayoutPanel.getElement(), 2), "left") .replace("px", "").trim()); rightWidth = this.getOffsetWidth() - Integer.parseInt( DOM.getStyleAttribute(DOM.getChild(horizontalSplitLayoutPanel.getElement(), 3), "left") .replace("px", "").trim()); resizeHander.onResize(leftWidth, rightWidth); } }; horizontalSplitLayoutPanel.setStyleName("okm-HorizontalSplitPanel"); initWidget(horizontalSplitLayoutPanel); } /** * getSplitPanel * * @return */ public SplitLayoutPanel getSplitPanel() { return horizontalSplitLayoutPanel; } /** * getLeftWidth */ public int getLeftWidth() { return leftWidth; } /** * getRightWidth */ public int getRightWidth() { return rightWidth; } /** * setSplitPosition */ public void setSplitPosition(int leftWidth) { DOM.setStyleAttribute(DOM.getChild(horizontalSplitLayoutPanel.getElement(), 1), "width", String.valueOf(leftWidth)); DOM.setStyleAttribute(DOM.getChild(horizontalSplitLayoutPanel.getElement(), 2), "left", String.valueOf(leftWidth)); DOM.setStyleAttribute(DOM.getChild(horizontalSplitLayoutPanel.getElement(), 2), "width", String.valueOf(10)); DOM.setStyleAttribute(DOM.getChild(DOM.getChild(horizontalSplitLayoutPanel.getElement(), 2), 0), "width", String.valueOf(10)); DOM.setStyleAttribute(DOM.getChild(horizontalSplitLayoutPanel.getElement(), 3), "left", String.valueOf(leftWidth + 10)); } }