Added Delete Column Dialog

git-svn-id: https://svn.d4science.research-infrastructures.eu/gcube/trunk/portlets/user/tabular-data-column-widget@91291 82a268e6-3cf1-43bd-a215-b396298e98cf
This commit is contained in:
Giancarlo Panichi 2014-02-10 18:04:15 +00:00
parent e5cf7429bf
commit 2c90f094f9
8 changed files with 745 additions and 190 deletions

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@ -0,0 +1,42 @@
package org.gcube.portlets.user.td.columnwidget.client;
import org.gcube.portlets.user.td.gwtservice.shared.tr.ColumnData;
import org.gcube.portlets.user.td.widgetcommonevent.shared.TRId;
import com.google.web.bindery.event.shared.EventBus;
import com.sencha.gxt.widget.core.client.Window;
import com.sencha.gxt.widget.core.client.form.ComboBox;
/**
* Delete Column Dialog
*
* @author "Giancarlo Panichi"
* <a href="mailto:g.panichi@isti.cnr.it">g.panichi@isti.cnr.it</a>
*
*/
public class DeleteColumnDialog extends Window {
protected int WIDTH=400;
protected int HEIGHT=120;
protected TRId trId;
protected ComboBox<ColumnData> combo = null;
protected String columnName = null;
protected EventBus eventBus;
public DeleteColumnDialog(TRId trId, EventBus eventBus) {
create(trId, null, eventBus);
}
public DeleteColumnDialog(TRId trId, String columnName, EventBus eventBus) {
create(trId, columnName, eventBus);
}
protected void create(TRId trId, String columnName, EventBus eventBus) {
this.trId = trId;
this.columnName = columnName;
this.eventBus=eventBus;
setBodyBorder(false);
DeleteColumnPanel deleteColumnPanel= new DeleteColumnPanel(trId, columnName, eventBus);
add(deleteColumnPanel);
}
}

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@ -0,0 +1,272 @@
package org.gcube.portlets.user.td.columnwidget.client;
import java.util.ArrayList;
import org.gcube.portlets.user.td.columnwidget.client.progress.DeleteColumnProgressDialog;
import org.gcube.portlets.user.td.columnwidget.client.properties.ColumnDataProperties;
import org.gcube.portlets.user.td.gwtservice.client.rpc.TDGWTServiceAsync;
import org.gcube.portlets.user.td.gwtservice.shared.tr.ColumnData;
import org.gcube.portlets.user.td.gwtservice.shared.tr.column.DeleteColumnSession;
import org.gcube.portlets.user.td.widgetcommonevent.shared.TRId;
import com.allen_sauer.gwt.log.client.Log;
import com.google.gwt.core.client.GWT;
import com.google.gwt.core.client.Scheduler;
import com.google.gwt.core.client.Scheduler.ScheduledCommand;
import com.google.gwt.event.logical.shared.SelectionEvent;
import com.google.gwt.event.logical.shared.SelectionHandler;
import com.google.gwt.user.client.rpc.AsyncCallback;
import com.google.web.bindery.event.shared.EventBus;
import com.sencha.gxt.cell.core.client.form.ComboBoxCell.TriggerAction;
import com.sencha.gxt.core.client.util.Margins;
import com.sencha.gxt.data.client.loader.RpcProxy;
import com.sencha.gxt.data.shared.LabelProvider;
import com.sencha.gxt.data.shared.ListStore;
import com.sencha.gxt.data.shared.loader.ListLoadConfig;
import com.sencha.gxt.data.shared.loader.ListLoadConfigBean;
import com.sencha.gxt.data.shared.loader.ListLoadResult;
import com.sencha.gxt.data.shared.loader.ListLoadResultBean;
import com.sencha.gxt.data.shared.loader.ListLoader;
import com.sencha.gxt.data.shared.loader.LoadResultListStoreBinding;
import com.sencha.gxt.widget.core.client.FramedPanel;
import com.sencha.gxt.widget.core.client.box.AlertMessageBox;
import com.sencha.gxt.widget.core.client.button.TextButton;
import com.sencha.gxt.widget.core.client.container.VerticalLayoutContainer;
import com.sencha.gxt.widget.core.client.container.VerticalLayoutContainer.VerticalLayoutData;
import com.sencha.gxt.widget.core.client.event.HideEvent;
import com.sencha.gxt.widget.core.client.event.HideEvent.HideHandler;
import com.sencha.gxt.widget.core.client.event.SelectEvent;
import com.sencha.gxt.widget.core.client.event.SelectEvent.SelectHandler;
import com.sencha.gxt.widget.core.client.form.ComboBox;
import com.sencha.gxt.widget.core.client.form.FieldLabel;
import com.sencha.gxt.widget.core.client.form.TextField;
import com.sencha.gxt.widget.core.client.info.Info;
/**
*
* ChangeColumnTypePanel is the panel for change column type
*
*
* @author "Giancarlo Panichi"
* <a href="mailto:g.panichi@isti.cnr.it">g.panichi@isti.cnr.it</a>
*
*/
public class DeleteColumnPanel extends FramedPanel {
protected String WIDTH = "640px";
protected String HEIGHT = "520px";
protected EventBus eventBus;
protected ChangeColumnTypeDialog parent;
protected TextField label = null;
protected TRId trId;
protected String columnName;
protected ColumnData column;
protected ComboBox<ColumnData> comboColumn = null;
protected ListLoader<ListLoadConfig, ListLoadResult<ColumnData>> loader;
protected TextButton delete;
protected DeleteColumnSession deleteColumnSession;
protected DeleteColumnProgressDialog deleteColumnProgressDialog;
public DeleteColumnPanel(TRId trId, String columnName, EventBus eventBus) {
setWidth(WIDTH);
setHeight(HEIGHT);
setHeaderVisible(false);
setBodyBorder(false);
this.trId = trId;
this.columnName = columnName;
this.eventBus = eventBus;
Log.debug("Create DeleteColumnPanel(): [" + trId.toString()
+ " columnName: " + columnName + "]");
// Column Data
ColumnDataProperties propsColumnData = GWT
.create(ColumnDataProperties.class);
ListStore<ColumnData> storeCombo = new ListStore<ColumnData>(
propsColumnData.id());
Log.trace("StoreCombo created");
RpcProxy<ListLoadConfig, ListLoadResult<ColumnData>> proxy = new RpcProxy<ListLoadConfig, ListLoadResult<ColumnData>>() {
public void load(ListLoadConfig loadConfig,
final AsyncCallback<ListLoadResult<ColumnData>> callback) {
loadData(loadConfig, callback);
}
};
loader = new ListLoader<ListLoadConfig, ListLoadResult<ColumnData>>(
proxy) {
@Override
protected ListLoadConfig newLoadConfig() {
return (ListLoadConfig) new ListLoadConfigBean();
}
};
loader.addLoadHandler(new LoadResultListStoreBinding<ListLoadConfig, ColumnData, ListLoadResult<ColumnData>>(
storeCombo));
Log.trace("LoaderCombo created");
comboColumn = new ComboBox<ColumnData>(storeCombo,
propsColumnData.label()) {
protected void onAfterFirstAttach() {
super.onAfterFirstAttach();
Scheduler.get().scheduleDeferred(new ScheduledCommand() {
public void execute() {
loader.load();
}
});
}
};
Log.trace("Combo ColumnData created");
addHandlersForComboColumn(propsColumnData.label());
comboColumn.setLoader(loader);
comboColumn.setEmptyText("Select a column...");
comboColumn.setWidth(150);
comboColumn.setTypeAhead(false);
comboColumn.setEditable(false);
comboColumn.setTriggerAction(TriggerAction.ALL);
delete=new TextButton("Delete");
delete.addSelectHandler(new SelectHandler() {
public void onSelect(SelectEvent event) {
onDeleteColumn();
}
});
VerticalLayoutContainer v = new VerticalLayoutContainer();
v.add(new FieldLabel(comboColumn, "Column"), new VerticalLayoutData(1,
-1));
v.add(delete, new VerticalLayoutData(-1, -1, new Margins(10, 0, 10, 0)));
add(v, new VerticalLayoutData(-1, -1, new Margins()));
}
protected void addHandlersForComboColumn(
final LabelProvider<ColumnData> labelProvider) {
comboColumn.addSelectionHandler(new SelectionHandler<ColumnData>() {
public void onSelection(SelectionEvent<ColumnData> event) {
Info.display(
"Column Type Selected",
"You selected "
+ (event.getSelectedItem() == null ? "nothing"
: labelProvider.getLabel(event
.getSelectedItem()) + "!"));
Log.debug("ComboColumn selected: " + event.getSelectedItem());
ColumnData columnData = event.getSelectedItem();
updateComboStatus(columnData);
}
});
}
protected void loadData(ListLoadConfig loadConfig,
final AsyncCallback<ListLoadResult<ColumnData>> callback) {
TDGWTServiceAsync.INSTANCE.getColumns(trId,
new AsyncCallback<ArrayList<ColumnData>>() {
public void onFailure(Throwable caught) {
Log.error("load combo failure:"
+ caught.getLocalizedMessage());
AlertMessageBox d = new AlertMessageBox("Error",
"Error retrieving columns of tabular resource:"
+ trId.getId());
d.addHideHandler(new HideHandler() {
public void onHide(HideEvent event) {
}
});
d.show();
callback.onFailure(caught);
}
public void onSuccess(ArrayList<ColumnData> result) {
Log.trace("loaded " + result.size() + " ColumnData");
setComboStatus(result);
callback.onSuccess(new ListLoadResultBean<ColumnData>(
result));
}
});
}
protected void setComboStatus(ArrayList<ColumnData> result) {
Log.debug("ColumnName:" + columnName);
if (columnName != null) {
for (ColumnData cd : result) {
Log.debug("ColumnData name:" + cd.getName());
if (cd.getName().compareTo(columnName) == 0) {
updateComboStatus(cd);
}
}
}
}
protected void updateComboStatus(ColumnData cd) {
Log.debug("ColumnData: " + cd.toString());
deleteColumnSession = new DeleteColumnSession();
deleteColumnSession.setColumnData(cd);
comboColumn.setValue(cd);
}
public void update(TRId trId, String columnName) {
this.trId = trId;
this.columnName = columnName;
loader.load();
}
protected void onDeleteColumn() {
ColumnData columnData = comboColumn.getCurrentValue();
if(columnData!=null){
callDeleteColumn();
} else {
alert("Attention", "Select a column!");
}
}
private void callDeleteColumn() {
TDGWTServiceAsync.INSTANCE.startDeleteColumn(
deleteColumnSession, new AsyncCallback<Void>() {
public void onFailure(Throwable caught) {
Log.debug("Delete Column Type Error: "
+ caught.getLocalizedMessage());
alert("Delete Column Type Error ",
"Error in invocation of delete column operation!");
}
public void onSuccess(Void result) {
deleteColumnProgressDialog= new DeleteColumnProgressDialog(deleteColumnSession, eventBus);
}
});
}
protected void alert(String title, String message) {
final AlertMessageBox d = new AlertMessageBox(title, message);
d.addHideHandler(new HideHandler() {
public void onHide(HideEvent event) {
}
});
d.show();
}
}

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@ -1,180 +0,0 @@
package org.gcube.portlets.user.td.columnwidget.client;
import java.util.ArrayList;
import org.gcube.portlets.user.td.columnwidget.client.properties.ColumnDataProperties;
import org.gcube.portlets.user.td.gwtservice.client.rpc.TDGWTServiceAsync;
import org.gcube.portlets.user.td.gwtservice.shared.tr.ColumnData;
import org.gcube.portlets.user.td.widgetcommonevent.shared.TRId;
import com.allen_sauer.gwt.log.client.Log;
import com.google.gwt.core.client.GWT;
import com.google.gwt.core.client.Scheduler;
import com.google.gwt.core.client.Scheduler.ScheduledCommand;
import com.google.gwt.event.logical.shared.SelectionEvent;
import com.google.gwt.event.logical.shared.SelectionHandler;
import com.google.gwt.event.logical.shared.ValueChangeEvent;
import com.google.gwt.event.logical.shared.ValueChangeHandler;
import com.google.gwt.user.client.rpc.AsyncCallback;
import com.sencha.gxt.cell.core.client.form.ComboBoxCell.TriggerAction;
import com.sencha.gxt.data.client.loader.RpcProxy;
import com.sencha.gxt.data.shared.LabelProvider;
import com.sencha.gxt.data.shared.ListStore;
import com.sencha.gxt.data.shared.loader.ListLoadConfig;
import com.sencha.gxt.data.shared.loader.ListLoadResult;
import com.sencha.gxt.data.shared.loader.ListLoadResultBean;
import com.sencha.gxt.data.shared.loader.ListLoader;
import com.sencha.gxt.data.shared.loader.LoadResultListStoreBinding;
import com.sencha.gxt.widget.core.client.FramedPanel;
import com.sencha.gxt.widget.core.client.Window;
import com.sencha.gxt.widget.core.client.button.TextButton;
import com.sencha.gxt.widget.core.client.container.VerticalLayoutContainer;
import com.sencha.gxt.widget.core.client.container.VerticalLayoutContainer.VerticalLayoutData;
import com.sencha.gxt.widget.core.client.form.ComboBox;
import com.sencha.gxt.widget.core.client.form.FieldLabel;
import com.sencha.gxt.widget.core.client.info.Info;
/**
* Remove Column Dialog
*
* @author "Giancarlo Panichi"
* <a href="mailto:g.panichi@isti.cnr.it">g.panichi@isti.cnr.it</a>
*
*/
public class RemoveColumnDialog extends Window {
protected int WIDTH=400;
protected int HEIGHT=120;
protected TRId trId;
protected ComboBox<ColumnData> combo = null;
protected String columnName = null;
public RemoveColumnDialog(TRId trId) {
create(trId, null);
}
public RemoveColumnDialog(TRId trId, String columnName) {
create(trId, columnName);
}
protected void create(TRId trId, String columnName) {
this.trId = trId;
this.columnName = columnName;
setBodyBorder(false);
// getHeader().setIcon(Resources.IMAGES.side_list());
setHeadingText("Remove Column");
setWidth(WIDTH);
setHeight(HEIGHT);
setResizable(false);
FramedPanel panel=new FramedPanel();
panel.setHeaderVisible(false);
panel.setBodyBorder(false);
VerticalLayoutContainer v = new VerticalLayoutContainer();
ColumnDataProperties props = GWT.create(ColumnDataProperties.class);
ListStore<ColumnData> store = new ListStore<ColumnData>(props.id());
Log.trace("Store created");
RpcProxy<ListLoadConfig, ListLoadResult<ColumnData>> proxy = new RpcProxy<ListLoadConfig, ListLoadResult<ColumnData>>() {
public void load(ListLoadConfig loadConfig,
final AsyncCallback<ListLoadResult<ColumnData>> callback) {
loadData(loadConfig, callback);
}
};
final ListLoader<ListLoadConfig, ListLoadResult<ColumnData>> loader = new ListLoader<ListLoadConfig, ListLoadResult<ColumnData>>(
proxy);
loader.setRemoteSort(false);
loader.addLoadHandler(new LoadResultListStoreBinding<ListLoadConfig, ColumnData, ListLoadResult<ColumnData>>(
store));
Log.trace("Loader created");
combo = new ComboBox<ColumnData>(store, props.label()) {
@Override
protected void onAfterFirstAttach() {
super.onAfterFirstAttach();
Scheduler.get().scheduleDeferred(new ScheduledCommand() {
public void execute() {
loader.load();
}
});
}
};
Log.trace("Combo created");
addHandlersForEventObservation(combo, props.label());
combo.setEmptyText("Select a column...");
combo.setWidth(150);
combo.setTypeAhead(true);
combo.setTriggerAction(TriggerAction.ALL);
combo.setLoader(loader);
v.add(new FieldLabel(combo, "Column"), new VerticalLayoutData(1, -1));
panel.add(v);
panel.addButton(new TextButton("Remove"));
add(panel);
}
private <T> void addHandlersForEventObservation(ComboBox<T> combo,
final LabelProvider<T> labelProvider) {
combo.addValueChangeHandler(new ValueChangeHandler<T>() {
public void onValueChange(ValueChangeEvent<T> event) {
Info.display(
"Value Changed",
"New value: "
+ (event.getValue() == null ? "nothing"
: labelProvider.getLabel(event
.getValue()) + "!"));
}
});
combo.addSelectionHandler(new SelectionHandler<T>() {
public void onSelection(SelectionEvent<T> event) {
Info.display(
"State Selected",
"You selected "
+ (event.getSelectedItem() == null ? "nothing"
: labelProvider.getLabel(event
.getSelectedItem()) + "!"));
}
});
}
protected void loadData(ListLoadConfig loadConfig,
final AsyncCallback<ListLoadResult<ColumnData>> callback) {
TDGWTServiceAsync.INSTANCE.getColumns(trId,
new AsyncCallback<ArrayList<ColumnData>>() {
public void onFailure(Throwable caught) {
Log.error("load combo failure:"
+ caught.getLocalizedMessage());
callback.onFailure(caught);
}
public void onSuccess(ArrayList<ColumnData> result) {
Log.trace("loaded " + result.size() + " ColumnData");
if (columnName != null) {
for (ColumnData cd : result) {
if (cd.getName().compareTo(columnName) == 0) {
combo.setValue(cd);
}
}
}
callback.onSuccess(new ListLoadResultBean<ColumnData>(
result));
}
});
}
}

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@ -2,10 +2,12 @@ package org.gcube.portlets.user.td.columnwidget.client.dimension;
import java.util.ArrayList;
import java.util.Arrays;
import java.util.Iterator;
import java.util.List;
import org.gcube.portlets.user.td.columnwidget.client.resources.ResourceBundle;
import org.gcube.portlets.user.td.gwtservice.shared.tr.TabResource;
import org.gcube.portlets.user.td.gwtservice.shared.util.OrderInfo;
import com.allen_sauer.gwt.log.client.Log;
import com.google.gwt.core.client.GWT;
@ -22,6 +24,8 @@ import com.sencha.gxt.core.client.Style.SelectionMode;
import com.sencha.gxt.core.client.resources.ThemeStyles;
import com.sencha.gxt.data.client.loader.RpcProxy;
import com.sencha.gxt.data.shared.ListStore;
import com.sencha.gxt.data.shared.SortDir;
import com.sencha.gxt.data.shared.SortInfo;
import com.sencha.gxt.data.shared.loader.LoadResultListStoreBinding;
import com.sencha.gxt.data.shared.loader.PagingLoadConfig;
import com.sencha.gxt.data.shared.loader.PagingLoadResult;
@ -33,6 +37,7 @@ import com.sencha.gxt.widget.core.client.button.TextButton;
import com.sencha.gxt.widget.core.client.container.VerticalLayoutContainer;
import com.sencha.gxt.widget.core.client.container.VerticalLayoutContainer.VerticalLayoutData;
import com.sencha.gxt.widget.core.client.event.SelectEvent;
import com.sencha.gxt.widget.core.client.event.SortChangeEvent;
import com.sencha.gxt.widget.core.client.event.SelectEvent.SelectHandler;
import com.sencha.gxt.widget.core.client.form.TextField;
import com.sencha.gxt.widget.core.client.grid.CheckBoxSelectionModel;
@ -61,7 +66,8 @@ public class DialogCodelistSelection extends Window {
protected Grid<TabResource> grid;
protected ExtendedLiveGridView liveGridView;
protected PagingLoader<PagingLoadConfig, PagingLoadResult<TabResource>> loader;
protected ResourceBundle res;
public DialogCodelistSelection() {
@ -99,22 +105,20 @@ public class DialogCodelistSelection extends Window {
List<ColumnConfig<TabResource, ?>> columns = Arrays
.<ColumnConfig<TabResource, ?>> asList(nameColumn,
agencyColumn, dateColumn);
ColumnModel<TabResource> cm = new ColumnModel<TabResource>(columns);
final ListStore<TabResource> store = new ListStore<TabResource>(
properties.id());
searchField.addKeyUpHandler(new KeyUpHandler() {
public void onKeyUp(KeyUpEvent event) {
Log.trace("searchTerm: " + searchField.getCurrentValue());
//store.applyFilters();
// store.applyFilters();
}
});
RpcProxy<PagingLoadConfig, PagingLoadResult<TabResource>> proxy = new RpcProxy<PagingLoadConfig, PagingLoadResult<TabResource>>() {
public void load(PagingLoadConfig loadConfig,
@ -123,7 +127,7 @@ public class DialogCodelistSelection extends Window {
}
};
final PagingLoader<PagingLoadConfig, PagingLoadResult<TabResource>> loader = new PagingLoader<PagingLoadConfig, PagingLoadResult<TabResource>>(
loader = new PagingLoader<PagingLoadConfig, PagingLoadResult<TabResource>>(
proxy);
loader.setRemoteSort(true);
@ -156,6 +160,7 @@ public class DialogCodelistSelection extends Window {
grid.setLoadMask(true);
grid.setColumnReordering(true);
SelectHandler sh = new SelectHandler() {
public void onSelect(SelectEvent event) {
loader.load();
@ -204,8 +209,27 @@ public class DialogCodelistSelection extends Window {
*
* });
*/
ArrayList<TabResource> trs = new ArrayList<TabResource>(1000);
List<? extends SortInfo> sortInfo=loadConfig.getSortInfo();
Iterator<? extends SortInfo> iterator=sortInfo.iterator();
ArrayList<OrderInfo> listOrderInfo=new ArrayList<OrderInfo>();
while(iterator.hasNext()){
SortInfo info=iterator.next();
OrderInfo ord=new OrderInfo();
SortDir sd=info.getSortDir();
if(sd.compareTo(SortDir.ASC)==0){
ord.setDirection("ASC");
} else {
ord.setDirection("DESC");
}
ord.setField(info.getSortField());
listOrderInfo.add(ord);
}
int totalLength = loadConfig.getOffset() + loadConfig.getLimit();
int offset = loadConfig.getOffset();
Log.debug("Offset: " + offset);
@ -233,7 +257,6 @@ public class DialogCodelistSelection extends Window {
offset));
}
protected HandlerRegistration addSelectionHandler(
SelectionHandler<TabResource> handler) {
SelectionHandler<TabResource> hand = new SelectionHandler<TabResource>() {
@ -252,7 +275,6 @@ public class DialogCodelistSelection extends Window {
return grid.getSelectionModel().getSelectedItem();
}
protected class ExtendedLiveGridView extends LiveGridView<TabResource> {
@Override

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@ -0,0 +1,68 @@
/**
*
*/
package org.gcube.portlets.user.td.columnwidget.client.progress;
import org.gcube.portlets.user.td.widgetcommonevent.shared.TRId;
import com.allen_sauer.gwt.log.client.Log;
import com.sencha.gxt.widget.core.client.ProgressBar;
/**
* Updates a {@link ProgressBar} progress and text based on {@link DeleteColumnProgressListener} events.
*
* @author "Giancarlo Panichi"
* <a href="mailto:g.panichi@isti.cnr.it">g.panichi@isti.cnr.it</a>
*
*/
public class DeleteColumnProgressBarUpdater implements DeleteColumnProgressListener {
protected ProgressBar progressBar;
/**
* Creates a new {@link ProgressBar} updater.
* @param progressBar the {@link ProgressBar} to update.
*/
public DeleteColumnProgressBarUpdater(ProgressBar progressBar) {
this.progressBar = progressBar;
}
/**
* {@inheritDoc}
*/
public void operationComplete(TRId trId) {
Log.info("Completed");
progressBar.updateProgress(1, "Completed");
}
/**
* {@inheritDoc}
*/
public void operationFailed(Throwable caught, String reason, String failureDetails) {
Log.info("Failed");
progressBar.updateText("Failed");
}
public void operationInitializing() {
Log.info("Inizializing");
progressBar.updateProgress(0, "Initializing...");
}
public void operationUpdate(float elaborated) {
Log.info("Import elaborated: "+elaborated);
if (elaborated == 0) progressBar.updateProgress(0, "Initializing...");
if (elaborated>0 && elaborated<1) {
Log.trace("progress "+elaborated);
int elab=new Float(elaborated*100).intValue();
progressBar.updateProgress(elaborated,elab+"% Progress...");
}
if (elaborated == 1) progressBar.updateProgress(1, "Completing...");
}
}

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@ -0,0 +1,117 @@
package org.gcube.portlets.user.td.columnwidget.client.progress;
import org.gcube.portlets.user.td.gwtservice.shared.tr.column.DeleteColumnSession;
import org.gcube.portlets.user.td.widgetcommonevent.client.event.ChangeTableRequestEvent;
import org.gcube.portlets.user.td.widgetcommonevent.client.type.ChangeTableRequestType;
import org.gcube.portlets.user.td.widgetcommonevent.shared.TRId;
import com.allen_sauer.gwt.log.client.Log;
import com.google.web.bindery.event.shared.EventBus;
import com.sencha.gxt.core.client.util.Margins;
import com.sencha.gxt.widget.core.client.FramedPanel;
import com.sencha.gxt.widget.core.client.ProgressBar;
import com.sencha.gxt.widget.core.client.Window;
import com.sencha.gxt.widget.core.client.button.TextButton;
import com.sencha.gxt.widget.core.client.container.VerticalLayoutContainer;
import com.sencha.gxt.widget.core.client.container.VerticalLayoutContainer.VerticalLayoutData;
import com.sencha.gxt.widget.core.client.event.SelectEvent;
import com.sencha.gxt.widget.core.client.event.SelectEvent.SelectHandler;
/**
* DeleteColumnProgressDialog is a Dialog that show delete column progress
*
* @author "Giancarlo Panichi"
* <a href="mailto:g.panichi@isti.cnr.it">g.panichi@isti.cnr.it</a>
*
*/
public class DeleteColumnProgressDialog extends Window implements DeleteColumnProgressListener {
public static final int STATUS_POLLING_DELAY = 1000;
protected String WIDTH = "400px";
protected String HEIGHT = "120px";
protected DeleteColumnSession deleteColumnSession;
protected EventBus eventBus;
protected DeleteColumnProgressUpdater progressUpdater;
protected TextButton ok;
protected TRId trId;
public DeleteColumnProgressDialog(DeleteColumnSession deleteColumnSession, EventBus eventBus) {
this.deleteColumnSession=deleteColumnSession;
this.eventBus=eventBus;
setWidth(WIDTH);
setHeight(HEIGHT);
setBodyBorder(false);
setResizable(true);
setModal(true);
setHeadingText("Delete Column Progress");
trId=null;
FramedPanel panel=new FramedPanel();
panel.setHeaderVisible(false);
panel.setBodyBorder(false);
VerticalLayoutContainer v = new VerticalLayoutContainer();
ProgressBar progressBar = new ProgressBar();
ok=new TextButton("OK");
ok.addSelectHandler(new SelectHandler() {
public void onSelect(SelectEvent event) {
updateInvocation();
}
});
v.add(progressBar, new VerticalLayoutData(1,
1, new Margins(5, 5, 5, 5)));
panel.add(v);
panel.addButton(ok);
add(panel);
progressUpdater = new DeleteColumnProgressUpdater();
progressUpdater.addListener(new DeleteColumnProgressBarUpdater(progressBar));
progressUpdater.addListener(this);
progressUpdater.scheduleRepeating(STATUS_POLLING_DELAY);
show();
ok.setVisible(false);
}
public void operationInitializing() {
// TODO Auto-generated method stub
}
public void operationUpdate(float elaborated) {
// TODO Auto-generated method stub
}
public void operationComplete(TRId trId) {
Log.debug("Operation Complete return: "+trId.toString());
ok.setVisible(true);
this.trId=trId;
}
public void operationFailed(Throwable caught, String reason,
String failureDetails) {
ok.setVisible(true);
this.trId=null;
}
public void updateInvocation(){
if(trId!=null){
ChangeTableRequestEvent changeTableRequestEvent=
new ChangeTableRequestEvent(ChangeTableRequestType.DELETECOLUMN, trId);
eventBus.fireEvent(changeTableRequestEvent);
}
hide();
}
}

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@ -0,0 +1,42 @@
/**
*
*/
package org.gcube.portlets.user.td.columnwidget.client.progress;
import org.gcube.portlets.user.td.widgetcommonevent.shared.TRId;
/**
* Defines a listener for operation progress.
*
* @author "Giancarlo Panichi"
* <a href="mailto:g.panichi@isti.cnr.it">g.panichi@isti.cnr.it</a>
*
*/
public interface DeleteColumnProgressListener {
/**
* Called when the operation is starting.
*/
public void operationInitializing();
/**
* Called when there is a progress for the operation.
* @param elaborated the elaborated part.
*/
public void operationUpdate(float elaborated);
/**
* Called when the operation is complete.
*/
public void operationComplete(TRId trId);
/**
* Called when the operation is failed.
* @param caught the failure exception.
* @param reason the failure reason.
*/
public void operationFailed(Throwable caught, String reason, String failureDetails);
}

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@ -0,0 +1,172 @@
/**
*
*/
package org.gcube.portlets.user.td.columnwidget.client.progress;
import java.util.ArrayList;
import org.gcube.portlets.user.td.gwtservice.client.rpc.TDGWTServiceAsync;
import org.gcube.portlets.user.td.gwtservice.shared.tr.column.DeleteColumnMonitor;
import org.gcube.portlets.user.td.widgetcommonevent.shared.TRId;
import com.allen_sauer.gwt.log.client.Log;
import com.google.gwt.user.client.Timer;
import com.google.gwt.user.client.rpc.AsyncCallback;
import com.sencha.gxt.widget.core.client.box.AlertMessageBox;
import com.sencha.gxt.widget.core.client.event.HideEvent;
import com.sencha.gxt.widget.core.client.event.HideEvent.HideHandler;
/**
*
* @author "Giancarlo Panichi"
* <a href="mailto:g.panichi@isti.cnr.it">g.panichi@isti.cnr.it</a>
*
*/
public class DeleteColumnProgressUpdater extends Timer {
protected ArrayList<DeleteColumnProgressListener> listeners = new ArrayList<DeleteColumnProgressListener>();
/**
* {@inheritDoc}
*/
@Override
public void run() {
Log.debug("requesting operation progress");
TDGWTServiceAsync.INSTANCE
.getDeleteColumnMonitor(new AsyncCallback<DeleteColumnMonitor>() {
public void onFailure(Throwable caught) {
cancel();
Log.error("Error retrieving the operation state",
caught);
String message = getStack(caught);
fireOperationFailed(caught,
"Failed getting operation updates", message);
}
public void onSuccess(DeleteColumnMonitor result) {
Log.info("retrieved DeleteMonitor: "
+ result.getStatus());
switch (result.getStatus()) {
case INITIALIZING:
Log.info("Delete Column Initializing...");
fireOperationInitializing();
break;
case ABORTED:
cancel();
Log.info("Delete Column Operation Aborted");
break;
case IN_PROGRESS:
fireOperationUpdate(result.getProgress());
break;
case VALIDATING_RULES:
fireOperationUpdate(result.getProgress());
break;
case STOPPED:
cancel();
errorMessage(result);
break;
case FAILED:
cancel();
errorMessage(result);
break;
case SUCCEDED:
cancel();
Log.info("Import fisnish TableId :"
+ result.getTrId());
fireOperationComplete(result.getTrId());
break;
default:
Log.info("Unknow State");
break;
}
}
});
}
protected void errorMessage(DeleteColumnMonitor result) {
Log.info("Delete Column Failed");
Throwable th = null;
String failure = null;
String details = null;
if (result.getError() != null) {
th = result.getError();
failure = "Failed Client Library Delete Column";
details = result.getError().getLocalizedMessage();
} else {
th = new Throwable("Failed");
failure = "Failed Client Library Delete Column";
details = "Error Delete Column";
}
fireOperationFailed(th, failure, details);
AlertMessageBox d = new AlertMessageBox("Error in Delete Column", details);
d.addHideHandler(new HideHandler() {
public void onHide(HideEvent event) {
}
});
d.show();
}
protected String getStack(Throwable e) {
String message = e.getLocalizedMessage() + " -> <br>";
Throwable c = e.getCause();
if (c != null)
message += getStack(c);
return message;
}
protected void fireOperationInitializing() {
for (DeleteColumnProgressListener listener : listeners)
listener.operationInitializing();
}
protected void fireOperationUpdate(float elaborated) {
for (DeleteColumnProgressListener listener : listeners)
listener.operationUpdate(elaborated);
}
protected void fireOperationComplete(TRId trId) {
for (DeleteColumnProgressListener listener : listeners)
listener.operationComplete(trId);
}
protected void fireOperationFailed(Throwable caught, String failure,
String failureDetails) {
for (DeleteColumnProgressListener listener : listeners)
listener.operationFailed(caught, failure, failureDetails);
}
/**
* Add a new {@link DeleteColumnProgressListener} to this
* {@link DeleteColumnProgressUpdater}.
*
* @param listener
* the listener to add.
*/
public void addListener(DeleteColumnProgressListener listener) {
listeners.add(listener);
}
/**
* Removes the specified {@link DeleteColumnProgressListener} from this
* {@link DeleteColumnProgressUpdater}.
*
* @param listener
* the listener to remove.
*/
public void removeListener(DeleteColumnProgressListener listener) {
listeners.remove(listener);
}
}