/* * Smart GWT (GWT for SmartClient) * Copyright 2008 and beyond, Isomorphic Software, Inc. * * Smart GWT is free software; you can redistribute it and/or modify it * under the terms of the GNU Lesser General Public License version 3 * as published by the Free Software Foundation. Smart GWT is also * available under typical commercial license terms - see * http://smartclient.com/license * * This software 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 * Lesser General Public License for more details. */ import com.smartgwt.client.types.Alignment; import com.smartgwt.client.types.ListGridFieldType; import com.smartgwt.client.types.VerticalAlignment; import com.smartgwt.client.widgets.Canvas; import com.smartgwt.client.data.RecordList; import com.smartgwt.client.widgets.layout.HStack; import com.smartgwt.client.widgets.layout.VStack; import com.smartgwt.client.widgets.TransferImgButton; import com.smartgwt.client.widgets.events.ClickEvent; import com.smartgwt.client.widgets.events.ClickHandler; import com.smartgwt.client.widgets.grid.ListGridRecord; import com.smartgwt.client.widgets.grid.ListGrid; import com.smartgwt.client.widgets.grid.ListGridField; import com.smartgwt.sample.showcase.client.data.CountrySampleData; import com.google.gwt.core.client.EntryPoint; public class DragReorderSample implements EntryPoint { public void onModuleLoad() { HStack hStack = new HStack(10); hStack.setHeight(160); final ListGrid countryGrid = new ListGrid(); countryGrid.setWidth(300); countryGrid.setHeight(224); countryGrid.setShowAllRecords(true); countryGrid.setCanReorderRecords(true); ListGridField countryCodeField = new ListGridField("countryCode", "Flag", 50); countryCodeField.setAlign(Alignment.CENTER); countryCodeField.setType(ListGridFieldType.IMAGE); countryCodeField.setImageURLPrefix("flags/16/"); countryCodeField.setImageURLSuffix(".png"); ListGridField nameField = new ListGridField("countryName", "Country"); ListGridField capitalField = new ListGridField("capital", "Capital"); countryGrid.setFields(countryCodeField, nameField, capitalField); countryGrid.setData(CountrySampleData.getRecords()); hStack.addMember(countryGrid); VStack modifyStack = new VStack(3); modifyStack.setWidth(20); modifyStack.setLayoutAlign(VerticalAlignment.CENTER); modifyStack.setHeight(74); TransferImgButton up = new TransferImgButton(TransferImgButton.UP); up.addClickHandler(new ClickHandler() { public void onClick(ClickEvent event) { ListGridRecord[] selectedRecords = countryGrid.getSelectedRecords(); for (int i=0; i<selectedRecords.length; i++) { ListGridRecord selectedRecord = selectedRecords[i]; if(selectedRecord != null) { int idx = countryGrid.getRecordIndex(selectedRecord); if(idx > 0) { RecordList rs = countryGrid.getRecordList(); rs.removeAt(idx); rs.addAt(selectedRecord, idx - 1); } else { break; } } } } }); TransferImgButton upFirst = new TransferImgButton(TransferImgButton.UP_FIRST); upFirst.addClickHandler(new ClickHandler() { public void onClick(ClickEvent event) { ListGridRecord[] selectedRecords = countryGrid.getSelectedRecords(); for (int i=0; i<selectedRecords.length; i++) { ListGridRecord selectedRecord = selectedRecords[i]; if(selectedRecord != null) { int idx = countryGrid.getRecordIndex(selectedRecord); if(idx > 0) { RecordList rs = countryGrid.getRecordList(); rs.removeAt(idx); rs.addAt(selectedRecord, i); } } } } }); TransferImgButton down = new TransferImgButton(TransferImgButton.DOWN); down.addClickHandler(new ClickHandler() { public void onClick(ClickEvent event) { ListGridRecord[] selectedRecords = countryGrid.getSelectedRecords(); for (int i=selectedRecords.length-1; i>=0; i--) { ListGridRecord selectedRecord = selectedRecords[i]; if(selectedRecord != null) { RecordList rs = countryGrid.getRecordList(); int numRecords = rs.getLength(); int idx = countryGrid.getRecordIndex(selectedRecord); if(idx < numRecords - 1) { rs.removeAt(idx); rs.addAt(selectedRecord, idx + 1); } else { break; } } } } }); TransferImgButton downLast = new TransferImgButton(TransferImgButton.DOWN_LAST); downLast.addClickHandler(new ClickHandler() { public void onClick(ClickEvent event) { ListGridRecord[] selectedRecords = countryGrid.getSelectedRecords(); for (int i=0; i<selectedRecords.length; i++) { ListGridRecord selectedRecord = selectedRecords[i]; if(selectedRecord != null) { RecordList rs = countryGrid.getRecordList(); int numRecords = rs.getLength(); int idx = countryGrid.getRecordIndex(selectedRecord); if(idx < numRecords - 1) { rs.removeAt(idx); rs.addAt(selectedRecord, rs.getLength()); } } } } }); modifyStack.addMember(upFirst); modifyStack.addMember(up); modifyStack.addMember(down); modifyStack.addMember(downLast); hStack.addMember(modifyStack); hStack.draw(); } @Override protected boolean shouldWrapViewPanel() { return true; } }