package org.jboss.as.console.client.domain.hosts;
import com.allen_sauer.gwt.log.client.Log;
import com.google.gwt.cell.client.AbstractCell;
import com.google.gwt.core.client.GWT;
import com.google.gwt.event.dom.client.ClickEvent;
import com.google.gwt.event.dom.client.ClickHandler;
import com.google.gwt.safehtml.client.SafeHtmlTemplates;
import com.google.gwt.safehtml.shared.SafeHtml;
import com.google.gwt.safehtml.shared.SafeHtmlBuilder;
import com.google.gwt.user.cellview.client.CellList;
import com.google.gwt.user.client.ui.FlowPanel;
import com.google.gwt.user.client.ui.HTML;
import com.google.gwt.user.client.ui.HTMLPanel;
import com.google.gwt.user.client.ui.HorizontalPanel;
import com.google.gwt.user.client.ui.Label;
import com.google.gwt.user.client.ui.PopupPanel;
import com.google.gwt.user.client.ui.ScrollPanel;
import com.google.gwt.user.client.ui.VerticalPanel;
import com.google.gwt.user.client.ui.Widget;
import com.google.gwt.view.client.ListDataProvider;
import com.google.gwt.view.client.ProvidesKey;
import com.google.gwt.view.client.SelectionChangeEvent;
import com.google.gwt.view.client.SingleSelectionModel;
import org.jboss.as.console.client.Console;
import org.jboss.as.console.client.domain.events.StaleModelEvent;
import org.jboss.as.console.client.domain.model.Host;
import org.jboss.as.console.client.domain.model.ServerInstance;
import org.jboss.as.console.client.shared.state.GlobalHostSelection;
import org.jboss.as.console.client.shared.state.HostList;
import org.jboss.as.console.client.shared.state.ServerInstanceList;
import org.jboss.as.console.client.widgets.lists.DefaultCellList;
import org.jboss.as.console.client.widgets.popups.DefaultPopup;
import org.jboss.ballroom.client.widgets.InlineLink;
import org.jboss.ballroom.client.widgets.common.DefaultButton;
import org.jboss.ballroom.client.widgets.tables.DefaultPager;
import java.util.Collections;
import java.util.List;
/**
* A miller column based selection of host/serve combinations
*
* @author Heiko Braun
* @date 12/9/11
*/
public class HostServerTable {
private static final int ESCAPE = 27;
public final static double GOLDEN_RATIO = 1.618;
private boolean isRightToLeft = false;
private HostServerManagement presenter;
private CellList<Host> hostList;
private CellList<ServerInstance> serverList;
private ListDataProvider<Host> hostProvider = new ListDataProvider<Host>();
private ListDataProvider<ServerInstance> serverProvider = new ListDataProvider<ServerInstance>();
private PopupPanel popup;
private HorizontalPanel header;
private HTML currentDisplayedValue;
int popupWidth = -1;
private String description = null;
private HTML ratio;
private DefaultPager hostPager ;
private DefaultPager serverPager;
private int clipAt = 20;
private SingleSelectionModel<Host> hostSelectionModel;
private SingleSelectionModel<ServerInstance> serverSelectionModel;
public HostServerTable(HostServerManagement presenter) {
this.presenter = presenter;
}
private static String clip(String value, int clipping)
{
String result = value;
if(value!=null && value.length()>clipping)
result = value.substring(0, clipping)+"...";
return result;
}
public void setRightToLeft(boolean rightToLeft) {
isRightToLeft = rightToLeft;
}
public void setPopupWidth(int popupWidth) {
this.popupWidth = popupWidth;
}
public void setDescription(String description) {
this.description = description;
}
public Widget asWidget() {
final String panelId = "popup_"+ HTMLPanel.createUniqueId();
popup = new DefaultPopup(DefaultPopup.Arrow.TOPLEFT);
popup.getElement().setId(panelId);
VerticalPanel layout = new VerticalPanel();
layout.setStyleName("fill-layout-width");
layout.getElement().setAttribute("style", "padding:5px;");
//layout.addStyleName("tablepicker-popup");
HorizontalPanel tools = new HorizontalPanel();
tools.setStyleName("fill-layout-width");
if(description!=null)
tools.add(new HTML(description));
InlineLink refresh = new InlineLink(Console.CONSTANTS.common_label_refresh());
refresh.addClickHandler(new ClickHandler() {
@Override
public void onClick(ClickEvent clickEvent) {
Console.MODULES.getEventBus().fireEvent(new StaleModelEvent(StaleModelEvent.SERVER_INSTANCES));
}
});
tools.add(refresh);
refresh.getElement().getParentElement().setAttribute("style", "vertical-align:right");
layout.add(tools);
ratio = new HTML("RATIO HERE");
layout.add(ratio);
// --------------
hostList = new DefaultCellList<Host>(new HostCell());
hostList.setPageSize(6);
hostSelectionModel = new SingleSelectionModel<Host>();
hostList.setSelectionModel(hostSelectionModel);
hostList.addStyleName("fill-layout-width");
hostList.addStyleName("clip-text") ;
serverList = new DefaultCellList<ServerInstance>(new ServerCell());
serverSelectionModel = new SingleSelectionModel<ServerInstance>(new ProvidesKey<ServerInstance>() {
@Override
public Object getKey(ServerInstance serverInstance) {
return serverInstance.getName();
}
});
serverList.setSelectionModel(serverSelectionModel);
serverList.setPageSize(6);
serverList.addStyleName("fill-layout-width");
serverList.addStyleName("clip-text") ;
hostProvider = new ListDataProvider<Host>();
serverProvider = new ListDataProvider<ServerInstance>();
hostProvider.addDataDisplay(hostList);
serverProvider.addDataDisplay(serverList);
hostList.getSelectionModel().addSelectionChangeHandler(new SelectionChangeEvent.Handler() {
@Override
public void onSelectionChange(SelectionChangeEvent event) {
serverProvider.setList(Collections.EMPTY_LIST);
Host selectedHost = getSelectedHost();
Console.MODULES.getEventBus().fireEvent(
new GlobalHostSelection(selectedHost.getName())
);
if(selectedHost!=null)
{
presenter.loadServer(selectedHost.getName());
}
}
});
serverList.getSelectionModel().addSelectionChangeHandler(new SelectionChangeEvent.Handler() {
@Override
public void onSelectionChange(SelectionChangeEvent event) {
ServerInstance server = getSelectedServer();
Host selectedHost = getSelectedHost();
if(selectedHost!=null &server!=null)
{
presenter.onServerSelected(selectedHost, server);
updateDisplay();
}
}
});
HorizontalPanel millerHeader = new HorizontalPanel();
Label host = new Label("Host");
millerHeader.add(host);
Label server = new Label("Server");
millerHeader.add(server);
millerHeader.getElement().setAttribute("style", "width:100%;border-bottom:1px solid #A7ABB4");
host.getElement().getParentElement().setAttribute("width", "50%");
server.getElement().getParentElement().setAttribute("width", "50%");
layout.add(millerHeader);
millerHeader.getElement().addClassName("cellTableHeader");
millerHeader.getElement().getParentElement().setAttribute("style", "vertical-align:bottom");
HorizontalPanel millerPanel = new HorizontalPanel();
millerPanel.setStyleName("fill-layout");
hostPager = new DefaultPager();
hostPager.setDisplay(hostList);
FlowPanel lhs = new FlowPanel();
lhs.add(hostList);
lhs.add(hostPager.asWidget());
millerPanel.add(lhs);
serverPager = new DefaultPager();
serverPager.setDisplay(serverList);
FlowPanel rhs = new FlowPanel();
rhs.add(serverList);
rhs.add(serverPager.asWidget());
millerPanel.add(rhs);
hostPager.setVisible(false);
serverPager.setVisible(false);
lhs.getElement().getParentElement().setAttribute("style", "border-right:1px solid #A7ABB4");
lhs.getElement().getParentElement().setAttribute("width", "50%");
lhs.getElement().getParentElement().setAttribute("valign", "top");
rhs.getElement().getParentElement().setAttribute("valign", "top");
rhs.getElement().getParentElement().setAttribute("width", "50%");
ScrollPanel scroll = new ScrollPanel(millerPanel);
layout.add(scroll);
DefaultButton doneBtn = new DefaultButton(Console.CONSTANTS.common_label_done(), new ClickHandler() {
@Override
public void onClick(ClickEvent event) {
popup.hide();
}
});
doneBtn.getElement().setAttribute("style","float:right");
layout.add(doneBtn);
// --------------
popup.setWidget(layout);
// --------------
currentDisplayedValue = new HTML(" ");
currentDisplayedValue.setStyleName("table-picker-value");
header = new HorizontalPanel();
header.setStyleName("table-picker");
header.add(currentDisplayedValue);
//Image img = new Image(ConsoleIcons.INSTANCE.tablePicker());
HTML icon = new HTML("<span style='font-size:18px;cursor:pointer'><i class='icon-caret-down'></i></span>");
header.add(icon);
currentDisplayedValue.getElement().getParentElement().setAttribute("width", "100%");
icon.getParent().getElement().setAttribute("width", "18");
header.getElement().setAttribute("width", "100%");
header.getElement().setAttribute("cellspacing", "0");
header.getElement().setAttribute("cellpadding", "0");
header.getElement().setAttribute("border", "0");
ClickHandler clickHandler = new ClickHandler() {
@Override
public void onClick(ClickEvent clickEvent) {
openPanel();
}
};
currentDisplayedValue.addClickHandler(clickHandler);
icon.addClickHandler(clickHandler);
return header;
}
private void updateDisplay() {
//String host = clip(getSelectedHost().getName(), clipAt);
String server = clip(getSelectedServer().getName(), clipAt);
currentDisplayedValue.setText(server);
}
public Host getSelectedHost() {
return ((SingleSelectionModel<Host>) hostList.getSelectionModel()).getSelectedObject();
}
private ServerInstance getSelectedServer() {
return ((SingleSelectionModel<ServerInstance>) serverList.getSelectionModel()).getSelectedObject();
}
private void openPanel() {
int winWidth = popupWidth!=-1 ? popupWidth : header.getOffsetWidth() * 2;
int winHeight = (int) ( winWidth / GOLDEN_RATIO );
popup.setWidth(winWidth +"px");
popup.setHeight(winHeight + "px");
// right to left
if(isRightToLeft)
{
int popupLeft = header.getAbsoluteLeft() - (winWidth - header.getOffsetWidth());
popup.setPopupPosition(
popupLeft-15,
header.getAbsoluteTop()+32
);
}
else
{
int popupLeft = header.getAbsoluteLeft();
popup.setPopupPosition(
popupLeft,
header.getAbsoluteTop()+38
);
}
popup.show();
}
public void clearSelection() {
currentDisplayedValue.setText("");
}
/**
* Display the currently active servers for selection
* @param serverList
*/
public void setServer(ServerInstanceList serverList) {
List<ServerInstance> server = serverList.getServer();
serverProvider.setList(server);
serverPager.setVisible(server.size() >= 5);
if(server.isEmpty())
{
currentDisplayedValue.setText("No Server");
}
this.serverList.getSelectionModel().setSelected(serverList.getSelectedServer(), true);
}
public void setHosts(HostList hosts) {
ratio.setText("");
hostPager.setVisible(hosts.getHosts().size()>=5);
hostProvider.setList(hosts.getHosts());
hostList.getSelectionModel().setSelected(hosts.getSelectedHost(), true);
}
public void defaultHostSelection() {
if(hostProvider.getList().size()>0)
{
Host defaultHost = hostList.getVisibleItem(0);
Log.debug("Select default host: "+defaultHost.getName());
selectHost(defaultHost);
}
}
private void selectHost(String hostName) {
for(Host host : hostProvider.getList())
{
if(hostName.equals(host.getName()))
{
selectHost(host);
break;
}
}
}
/**
* will reload the server list
* @param host
*/
private void selectHost(Host host) {
hostList.getSelectionModel().setSelected(host, true);
}
interface Template extends SafeHtmlTemplates {
@Template("<div class='server-selection-host'>{0}</div>")
SafeHtml message(String title);
}
interface ServerTemplate extends SafeHtmlTemplates {
@Template("<table class='server-selection-server' width='90%'><tr><td>{0}</td><td width='10%'><i class='{1}'></i></td></tr></table>")
SafeHtml message(String title, String icon);
}
// -----
private static final Template HOST_TEMPLATE = GWT.create(Template.class);
private static final ServerTemplate SERVER_TEMPLATE = GWT.create(ServerTemplate.class);
public class HostCell extends AbstractCell<Host> {
@Override
public void render(
Context context,
Host host,
SafeHtmlBuilder safeHtmlBuilder)
{
safeHtmlBuilder.append(HOST_TEMPLATE.message(clip(host.getName(), clipAt)));
}
}
public class ServerCell extends AbstractCell<ServerInstance> {
@Override
public void render(
Context context,
ServerInstance server,
SafeHtmlBuilder safeHtmlBuilder)
{
String icon = server.isRunning() ? "icon-ok":"icon-ban-circle";
String name = clip(server.getName(), clipAt);
safeHtmlBuilder.append(SERVER_TEMPLATE.message(name, icon));
}
}
}