Java tutorial
/********************************************************************************* * Ephesoft is a Intelligent Document Capture and Mailroom Automation program * developed by Ephesoft, Inc. Copyright (C) 2015 Ephesoft Inc. * * This program is free software; you can redistribute it and/or modify it under * the terms of the GNU Affero General Public License version 3 as published by the * Free Software Foundation with the addition of the following permission added * to Section 15 as permitted in Section 7(a): FOR ANY PART OF THE COVERED WORK * IN WHICH THE COPYRIGHT IS OWNED BY EPHESOFT, EPHESOFT DISCLAIMS THE WARRANTY * OF NON INFRINGEMENT OF THIRD PARTY RIGHTS. * * 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 Affero General Public License for more * details. * * You should have received a copy of the GNU Affero General Public License along with * this program; if not, see http://www.gnu.org/licenses or write to the Free * Software Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA * 02110-1301 USA. * * You can contact Ephesoft, Inc. headquarters at 111 Academy Way, * Irvine, CA 92617, USA. or at email address info@ephesoft.com. * * The interactive user interfaces in modified source and object code versions * of this program must display Appropriate Legal Notices, as required under * Section 5 of the GNU Affero General Public License version 3. * * In accordance with Section 7(b) of the GNU Affero General Public License version 3, * these Appropriate Legal Notices must retain the display of the "Ephesoft" logo. * If the display of the logo is not reasonably feasible for * technical reasons, the Appropriate Legal Notices must display the words * "Powered by Ephesoft". ********************************************************************************/ package com.ephesoft.gxt.admin.client.view.kvextraction.AdvancedKVExtraction; import java.util.List; import com.google.gwt.user.client.Timer; import com.ephesoft.gxt.admin.client.presenter.kvextraction.AdvancedKVExtraction.AdvancedKVExtractionGridPresenter; import com.ephesoft.gxt.core.client.constant.PropertyAccessModel; import com.ephesoft.gxt.core.client.ui.widget.Grid; import com.ephesoft.gxt.core.client.ui.widget.HasResizableGrid; import com.ephesoft.gxt.core.client.util.WidgetUtil; import com.ephesoft.gxt.core.shared.dto.OutputDataCarrierDTO; import com.google.gwt.core.client.GWT; import com.google.gwt.uibinder.client.UiBinder; import com.google.gwt.uibinder.client.UiField; import com.google.gwt.user.client.ui.VerticalPanel; import com.google.gwt.user.client.ui.Widget; import com.sencha.gxt.widget.core.client.event.SortChangeEvent; import com.sencha.gxt.widget.core.client.event.SortChangeEvent.SortChangeHandler; import com.sencha.gxt.widget.core.client.grid.CellSelectionModel; import com.sencha.gxt.widget.core.client.grid.GridSelectionModel; import com.sencha.gxt.widget.core.client.selection.CellSelectionChangedEvent; import com.sencha.gxt.widget.core.client.selection.CellSelectionChangedEvent.CellSelectionChangedHandler; public class AdvanvcedKVExtractionGridView extends AdvancedKVExtractionInlineView<AdvancedKVExtractionGridPresenter> implements HasResizableGrid { interface Binder extends UiBinder<Widget, AdvanvcedKVExtractionGridView> { } private static final Binder binder = GWT.create(Binder.class); @UiField(provided = true) protected Grid<OutputDataCarrierDTO> outputDataGrid; @UiField protected VerticalPanel gridViewMainPanel; protected List<OutputDataCarrierDTO> outputDataList; /** * Constructor. */ public AdvanvcedKVExtractionGridView() { super(); initWidget(binder.createAndBindUi(this)); gridViewMainPanel.addStyleName("gridViewMainPanel"); gridViewMainPanel.addStyleName("advKVGridPanel"); outputDataGrid.addStyleName("gridView"); outputDataGrid.addStyleName("advKVGridView"); outputDataGrid.getView().setStripeRows(false); setWidgetIDs(); } /** * Setting widgets IDs. */ private void setWidgetIDs() { WidgetUtil.setID(outputDataGrid, "advKVOutputDataGrid"); WidgetUtil.setID(gridViewMainPanel, "advKVGridViewMainPanel"); } @Override public void initialize() { outputDataGrid = new Grid<OutputDataCarrierDTO>(PropertyAccessModel.OUTPUT_DATA_CARRIER) { }; outputDataGrid.setHasPagination(false); this.addKeyValueSelectionHandler(outputDataGrid.getSelectionModel()); outputDataGrid.addSortChangeHandler(new SortChangeHandler() { @Override public void onSortChange(SortChangeEvent event) { applyColorCodingToGrid(); } }); } public void addKeyValueSelectionHandler(GridSelectionModel<OutputDataCarrierDTO> selectionModel) { if (selectionModel instanceof CellSelectionModel) { CellSelectionModel<OutputDataCarrierDTO> cellSelectionModel = (CellSelectionModel<OutputDataCarrierDTO>) selectionModel; cellSelectionModel .addCellSelectionChangedHandler(new CellSelectionChangedHandler<OutputDataCarrierDTO>() { @Override public void onCellSelectionChanged( CellSelectionChangedEvent<OutputDataCarrierDTO> cellSelectionEvent) { presenter.scrollImageToSelectedKey(cellSelectionEvent); } }); } } /** * Gets the list of selected uploaded files. * * @return {@link List}<{@link OutputDataCarrierDTO}> */ public List<OutputDataCarrierDTO> getSlectedFilesFromGrid() { List<OutputDataCarrierDTO> selectedFilesList = null; if (null != outputDataGrid) { selectedFilesList = outputDataGrid.getSelectedModels(); } return selectedFilesList; } /** * Reloads Uploaded files grid. */ public void reloadGrid() { WidgetUtil.reLoadGrid(outputDataGrid); } /** * Sets data into the uploaded files grid and reloads it. * * @param outputDataList {@link List}<{@link OutputDataCarrierDTO}> */ public void setDataAndReloadGrid(final List<OutputDataCarrierDTO> outputDataList) { outputDataGrid.setMemoryData(outputDataList); reloadGrid(); applyColorCodingToGrid(); } private void applyColorCodingToGrid() { Timer timer = new Timer() { @Override public void run() { // TODO Auto-generated method stub for (int i = 0; i < outputDataGrid.getGridRowCount(); i++) { String value = outputDataGrid.getView().getCell(i, 5).getInnerText(); if (null != outputDataGrid.getView().getCell(i, 5).getFirstChildElement()) { outputDataGrid.getView().getCell(i, 5).getFirstChildElement().getStyle() .setBackgroundColor(value); } outputDataGrid.getView().getCell(i, 5).getStyle().setBackgroundColor(value); outputDataGrid.getView().getCell(i, 5).getStyle().setOpacity(0.4); outputDataGrid.getView().getCell(i, 5).getStyle().setColor(value); } } }; timer.schedule(30); } public Grid<OutputDataCarrierDTO> getOutputDataGrid() { return outputDataGrid; } public void setOutputDataGrid(Grid<OutputDataCarrierDTO> outputDataGrid) { this.outputDataGrid = outputDataGrid; } /* * (non-Javadoc) * * @see com.ephesoft.gxt.core.client.ui.widget.HasResizableGrid#getGrid() */ @SuppressWarnings("rawtypes") @Override public Grid getGrid() { return this.outputDataGrid; } }