workspace/src/main/java/org/gcube/portlets/user/workspace/client/view/grids/GxtGridFilterGroupPanel.java

639 lines
17 KiB
Java

package org.gcube.portlets.user.workspace.client.view.grids;
import java.util.ArrayList;
import java.util.Arrays;
import java.util.List;
import org.gcube.portlets.user.workspace.client.AppController;
import org.gcube.portlets.user.workspace.client.ConstantsExplorer;
import org.gcube.portlets.user.workspace.client.event.FileDownloadEvent;
import org.gcube.portlets.user.workspace.client.event.FileDownloadEvent.DownloadType;
import org.gcube.portlets.user.workspace.client.event.ImagePreviewEvent;
import org.gcube.portlets.user.workspace.client.event.OpenContextMenuTreeEvent;
import org.gcube.portlets.user.workspace.client.gridevent.DoubleClickElementSelectedEvent;
import org.gcube.portlets.user.workspace.client.gridevent.GridElementSelectedEvent;
import org.gcube.portlets.user.workspace.client.gridevent.GridElementUnSelectedEvent;
import org.gcube.portlets.user.workspace.client.gridevent.ShowUrlEvent;
import org.gcube.portlets.user.workspace.client.gridevent.StoreGridChangedEvent;
import org.gcube.portlets.user.workspace.client.model.FileGridModel;
import org.gcube.portlets.user.workspace.client.model.FileModel;
import org.gcube.portlets.user.workspace.client.model.GroupingStoreModel;
import com.extjs.gxt.ui.client.Style.SelectionMode;
import com.extjs.gxt.ui.client.data.ModelData;
import com.extjs.gxt.ui.client.dnd.GridDragSource;
import com.extjs.gxt.ui.client.event.BaseEvent;
import com.extjs.gxt.ui.client.event.Events;
import com.extjs.gxt.ui.client.event.GridEvent;
import com.extjs.gxt.ui.client.event.Listener;
import com.extjs.gxt.ui.client.event.SelectionChangedEvent;
import com.extjs.gxt.ui.client.event.SelectionChangedListener;
import com.extjs.gxt.ui.client.store.GroupingStore;
import com.extjs.gxt.ui.client.store.ListStore;
import com.extjs.gxt.ui.client.store.Record;
import com.extjs.gxt.ui.client.store.Store;
import com.extjs.gxt.ui.client.store.StoreEvent;
import com.extjs.gxt.ui.client.widget.ContentPanel;
import com.extjs.gxt.ui.client.widget.LayoutContainer;
import com.extjs.gxt.ui.client.widget.form.NumberField;
import com.extjs.gxt.ui.client.widget.grid.CellEditor;
import com.extjs.gxt.ui.client.widget.grid.ColumnConfig;
import com.extjs.gxt.ui.client.widget.grid.ColumnData;
import com.extjs.gxt.ui.client.widget.grid.ColumnModel;
import com.extjs.gxt.ui.client.widget.grid.Grid;
import com.extjs.gxt.ui.client.widget.grid.GridCellRenderer;
import com.extjs.gxt.ui.client.widget.grid.GroupingView;
import com.extjs.gxt.ui.client.widget.grid.filters.DateFilter;
import com.extjs.gxt.ui.client.widget.grid.filters.GridFilters;
import com.extjs.gxt.ui.client.widget.grid.filters.NumericFilter;
import com.extjs.gxt.ui.client.widget.grid.filters.StringFilter;
import com.extjs.gxt.ui.client.widget.layout.FitLayout;
import com.google.gwt.core.shared.GWT;
import com.google.gwt.i18n.client.DateTimeFormat;
import com.google.gwt.i18n.client.NumberFormat;
import com.google.gwt.user.client.Random;
/**
* The Class GxtGridFilterGroupPanel.
*
* @author Francesco Mangiacrapa francesco.mangiacrapa{@literal @}isti.cnr.it
* Nov 17, 2015
*/
public class GxtGridFilterGroupPanel extends LayoutContainer {
private ContentPanel cp = new ContentPanel();
// private ListStore<FileModel> store = ListStoreModel.getInstance().getStore();
private GroupingStore<FileGridModel> store = GroupingStoreModel.getInstance().getStore();
private FileGridModel currentItemSelected = null;
private FileModel currentFolderView = null;
private GroupingView view = new GroupingView();
private boolean groupingEnabled = false;
private NumberFormat number = ConstantsExplorer.numberFormatterKB;
private final Grid<FileGridModel> grid;
private ColumnModel cm = null;
/**
* Instantiates a new gxt grid filter group panel.
*
* @param group the group
*/
public GxtGridFilterGroupPanel(boolean group) {
// setLayout(new FitLayout());
setId("GxtGridFilterGroupPanel "+Random.nextInt());
ColumnConfig icon = new ColumnConfig(FileModel.ICON, "", 60);
icon.setSortable(false);
ColumnConfig name = new ColumnConfig(FileGridModel.NAME, FileGridModel.NAME, 280);
ColumnConfig type = new ColumnConfig(FileGridModel.TYPE, FileGridModel.TYPE, 60);
ColumnConfig lastUpdate = new ColumnConfig(FileGridModel.LASTMODIFIED, "Last Update", 90);
lastUpdate.setDateTimeFormat(DateTimeFormat.getFormat("dd MMM hh:mm aaa yyyy"));
ColumnConfig category = new ColumnConfig(FileModel.HUMAN_REDABLE_CATEGORY, FileModel.HUMAN_REDABLE_CATEGORY, 100);
ColumnConfig size = new ColumnConfig(FileGridModel.SIZE, FileGridModel.SIZE, 45);
ColumnConfig ownerFullName = new ColumnConfig(FileGridModel.OWNERFULLNAME, FileGridModel.OWNER, 90);
size.setEditor(new CellEditor(new NumberField()));
if(group)
cm = new ColumnModel(Arrays.asList(icon, name, ownerFullName, type, lastUpdate, size, category));
else
cm = new ColumnModel(Arrays.asList(icon, name, ownerFullName, type, lastUpdate, size));
final ColumnModel columnModel = cm;
cp.setBodyBorder(true);
cp.setHeaderVisible(false);
cp.setLayout(new FitLayout());
grid = new Grid<FileGridModel>(store, columnModel);
grid.getView().setAutoFill(true);
view.setShowGroupedColumn(false);
view.setForceFit(true);
grid.setView(view);
view.setEmptyText(FileGridModel.EMPTY);
if(group){
store.groupBy(FileGridModel.HUMAN_REDABLE_CATEGORY);
groupingEnabled = true;
}
GridCellRenderer<FileGridModel> folderRender = new GridCellRenderer<FileGridModel>() {
@Override
public String render(FileGridModel model, String property, ColumnData config, int rowIndex, int colIndex, ListStore<FileGridModel> store, Grid<FileGridModel> grid) {
String val = model.get(property);
if(val==null || val.isEmpty())
return "";
return "<span qtitle='" + columnModel.getColumnById(property).getHeader() + "' qtip='" + val + "' >" + val + "</span>";
}
};
GridCellRenderer<FileGridModel> kbRender = new GridCellRenderer<FileGridModel>() {
@Override
public String render(FileGridModel model, String property, ColumnData config,
int rowIndex, int colIndex, ListStore<FileGridModel> store, Grid<FileGridModel> grid) {
long value = (Long) model.get(property);
if(value!=-1){
double kb = value/1024;
if(kb<1)
kb=1;
return "<span>" + number.format(kb) + "</span>";
}
return "";
}
};
size.setRenderer(kbRender);
type.setRenderer(folderRender);
//setAlphanumericStoreSorter(grid);
GridFilters filters = new GridFilters();
filters.setLocal(true);
StringFilter nameFilter = new StringFilter(FileGridModel.NAME);
StringFilter authorFilter = new StringFilter(FileGridModel.TYPE);
DateFilter dateFilter = new DateFilter(FileGridModel.LASTMODIFIED);
NumericFilter sizeFilter = new NumericFilter(FileGridModel.SIZE);
filters.addFilter(nameFilter);
filters.addFilter(authorFilter);
filters.addFilter(dateFilter);
filters.addFilter(sizeFilter);
// grid.setStyleAttribute("borderTop", "none");
grid.setAutoExpandColumn(FileGridModel.NAME);
grid.setBorders(false);
grid.setStripeRows(true);
grid.setColumnLines(true);
grid.getView().setShowDirtyCells(false);
grid.addPlugin(filters);
grid.getSelectionModel().setSelectionMode(SelectionMode.MULTI);
grid.getSelectionModel().addSelectionChangedListener(new SelectionChangedListener<FileGridModel>() {
@Override
public void selectionChanged(SelectionChangedEvent<FileGridModel> se) {
System.out.println("selection grid change");
ModelData target = se.getSelectedItem();
if(target!=null){
currentItemSelected = (FileGridModel) target;
boolean isMultiselection = false;
if(se.getSelection()!=null && se.getSelection().size()>1)
isMultiselection = true;
AppController.getEventBus().fireEvent(new GridElementSelectedEvent(target, isMultiselection));
}
else{
currentItemSelected = null;
AppController.getEventBus().fireEvent(new GridElementUnSelectedEvent());
}
}
});
grid.addListener(Events.RowDoubleClick, new Listener<BaseEvent>() {
@Override
public void handleEvent(BaseEvent be) {
FileGridModel fileModel = grid.getSelectionModel().getSelectedItem();
if(fileModel!=null)
fireEventByFileModelType(fileModel);
// if(fileModel.isDirectory())
// AppController.getEventBus().fireEvent(new DoubleClickElementSelectedEvent(fileModel));
}
});
grid.setContextMenu(null); //add context menu null - ignore browse event right click
grid.addListener(Events.OnContextMenu, new Listener<GridEvent<FileGridModel>>(){
@Override
public void handleEvent(GridEvent<FileGridModel> be)
{
if(be.isRightClick()){
List<FileGridModel> selection = grid.getSelectionModel().getSelection();
if(selection!=null && selection.size()>0){
// if(grid.getSelectionModel().getSelection().size()>1){
// new InfoDisplay("Info", "The context menu is not available if multi-select is active");
// return;
// }
List<FileModel> selected = new ArrayList<FileModel>(selection.size());
for (FileGridModel fileGridModel : selection) {
selected.add(fileGridModel);
}
//List<FileGridModel> selectedItems = grid.getSelectionModel().getSelectedItems();
AppController.getEventBus().fireEvent(new OpenContextMenuTreeEvent(selected, be.getClientX(), be.getClientY()));
}
}
}
});
new GridDragSource(grid);
cp.add(grid);
add(cp);
addDataChangedStoreListener();
}
/**
* Disable grouping.
*/
public void disableGrouping() {
GroupingStore<FileGridModel> groupingStore = null;
if (this.getStore() instanceof GroupingStore) {
groupingStore = this.getStore();
if (groupingStore != null) {
groupingStore.clearGrouping();
}
this.groupingEnabled = false;
}
}
/**
* Enable grouping.
*/
public void enableGrouping() {
GroupingStore<FileGridModel> groupingStore = null;
if (this.getStore() instanceof GroupingStore) {
groupingStore = this.getStore();
if (groupingStore != null) {
groupingStore.groupBy(FileGridModel.HUMAN_REDABLE_CATEGORY);
}
this.groupingEnabled = true;
}
}
/**
* Fire event by file model type.
*
* @param target the target
*/
private void fireEventByFileModelType(FileModel target){
if(target.isDirectory()){
AppController.getEventBus().fireEvent(new DoubleClickElementSelectedEvent(target));
return;
}
switch(target.getGXTFolderItemType()){
case EXTERNAL_IMAGE:
case IMAGE_DOCUMENT:
AppController.getEventBus().fireEvent(new ImagePreviewEvent(target,0, 0));
break;
case EXTERNAL_FILE:
case EXTERNAL_PDF_FILE:
case PDF_DOCUMENT:
case DOCUMENT:
case URL_DOCUMENT:
case EXTERNAL_RESOURCE_LINK:
AppController.getEventBus().fireEvent(new FileDownloadEvent(target.getIdentifier(), target.getName(), DownloadType.SHOW, target.isDirectory() || target.isVreFolder(), null));
break;
case EXTERNAL_URL:
AppController.getEventBus().fireEvent(new ShowUrlEvent(target));
break;
case TIME_SERIES:
case METADATA:
case WORKFLOW_REPORT:
case WORKFLOW_TEMPLATE:
break;
default:
}
}
/**
* Reset store.
*/
private void resetStore(){
store.removeAll();
}
/**
* Update store.
*
* @param result the result
* @return true, if successful
*/
public boolean updateStore(List<FileGridModel> result){
resetStore();
if(result!= null && result.size()>0){
for(FileGridModel file: result){
//GWT.log("File: "+file.getName() + " has sync: "+file.getSynchedThreddsStatus());
file.setIcon();
}
store.add(result);
return true;
}
return false;
}
/**
* Adds the to store.
*
* @param result the result
* @return true, if successful
*/
public boolean addToStore(FileGridModel result){
if(result!= null){
result.setIcon();
store.add(result);
return true;
}
return false;
}
/**
* Gets the selected item.
*
* @return the selected item
*/
public FileGridModel getSelectedItem(){
return currentItemSelected;
}
/**
* Gets the selected items.
*
* @return the selected items
*/
public List<FileGridModel> getSelectedItems(){
return grid.getSelectionModel().getSelection();
}
/**
* Gets the ids selected items.
*
* @return the ids selected items
*/
public List<String> getIdsSelectedItems(){
if(grid.getSelectionModel().getSelection()!=null){
List<String> ids = new ArrayList<String>();
for (FileModel file : grid.getSelectionModel().getSelection()) {
ids.add(file.getIdentifier());
}
return ids;
}
return null;
}
/**
* Delete item.
*
* @param identifier (MANDATORY)
* @return true, if successful
*/
public boolean deleteItem(String identifier) {
FileGridModel fileTarget = getFileGridModelByIdentifier(identifier);
if(fileTarget!=null){
Record record = store.getRecord(fileTarget);
store.remove((FileGridModel) record.getModel());
return true;
}
else
System.out.println("Delete Error: file target with " + identifier + " identifier not exist in store" );
return false;
}
/**
* Gets the current folder view.
*
* @return the current folder view
*/
public FileModel getCurrentFolderView() {
return currentFolderView;
}
/**
* Sets the current folder view.
*
* @param currentFolderView the new current folder view
*/
public void setCurrentFolderView(FileModel currentFolderView) {
this.currentFolderView = currentFolderView;
}
/**
* Rename item.//
*
* @param itemIdentifier the item identifier
* @param newName the new name
* @param extension the extension
* @return true, if successful
*/
public boolean renameItem(String itemIdentifier, String newName, String extension) {
if(itemIdentifier!=null){
FileGridModel fileTarget = getFileGridModelByIdentifier(itemIdentifier);
if(fileTarget!=null){
Record record = store.getRecord(fileTarget);
if(record!=null){
if(extension!= null)
record.set(FileGridModel.NAME, newName+extension);
else
record.set(FileGridModel.NAME, newName);
return true;
}
}
else
System.out.println("Record Error: file target not exist in store" );
}
else
System.out.println("Rename Error: file target is null" );
return false;
}
/**
* Gets the file grid model by identifier.
*
* @param id the id
* @return the file grid model by identifier
*/
public FileGridModel getFileGridModelByIdentifier(String id){
return store.findModel(FileGridModel.IDENTIFIER, id);
}
/**
* Select item by file model id.
*
* @param id the id
* @return true, if successful
*/
public boolean selectItemByFileModelId(String id){
if(id!=null && !id.isEmpty()){
FileGridModel fileModel = getFileGridModelByIdentifier(id);
if(fileModel!=null){
grid.getSelectionModel().select(fileModel, true);
return true;
}
}
return false;
}
/**
* Gets the store.
*
* @return the store
*/
public GroupingStore<FileGridModel> getStore(){
return store;
}
/**
* Sets the border as on search.
*percentulae in java
* @param bool the new border as on search
*/
public void setBorderAsOnSearch(boolean bool){
if(this.cp.getElement("body")!=null){
if(bool){
this.cp.getElement("body").getStyle().setBorderColor("#32CD32");
}
else
this.cp.getElement("body").getStyle().setBorderColor("#99BBE8");
}
}
/**
* Adds the data changed store listener.
*/
private void addDataChangedStoreListener(){
store.addListener(Store.Add, new Listener<StoreEvent<ModelData>>(){
@Override
public void handleEvent(StoreEvent<ModelData> be) {
AppController.getEventBus().fireEvent(new StoreGridChangedEvent(storeSize()));
}
});
store.addListener(Store.Remove, new Listener<StoreEvent<ModelData>>(){
@Override
public void handleEvent(StoreEvent<ModelData> be) {
AppController.getEventBus().fireEvent(new StoreGridChangedEvent(storeSize()));
}
});
store.addListener(Store.Clear, new Listener<StoreEvent<ModelData>>(){
@Override
public void handleEvent(StoreEvent<ModelData> be) {
AppController.getEventBus().fireEvent(new StoreGridChangedEvent(storeSize()));
}
});
}
/**
* Store size.
*
* @return -1 if store is null. The size otherwise
*/
private int storeSize(){
if(store!=null && store.getModels()!=null){
return store.getModels().size();
}
return -1;
}
/**
* Refresh size.
*
* @param width the width
* @param height the height
*/
public void refreshSize(String width, String height) {
// if(this.isRendered()){
// GWT.log("refresh size grid "+height);
// this.setHeight(height);
// }
GWT.log("refresh size grid "+width +"; heigth: "+height);
this.setSize(width, height);
cp.setSize(width, height);
grid.setWidth(width);
int theWidth = Integer.parseInt(width.replace("px", ""));
GWT.log("theWidth is "+theWidth);
for (int i=1; i<cm.getColumnCount(); i++) {
ColumnConfig col = cm.getColumn(i);
int percent;
if(i==1) {
percent = theWidth*30/100;
//GWT.log("i is: "+i+" percent is "+percent);
col.setWidth(percent);
}else if (i==cm.getColumnCount()-1){
percent = theWidth*10/100;
//GWT.log("i is last column: "+i+" percent is "+percent);
col.setWidth(percent);
}else {
percent = theWidth*20/100;
//GWT.log("i is: "+i+" percent is "+percent);
col.setWidth(percent);
}
}
//cp.layout(true);
//this.layout(true);
}
}