Mercurial > dive4elements > river
view flys-client/src/main/java/de/intevation/flys/client/client/ui/GaugePanel.java @ 4215:c179cd02177d
Logout the current user
Add code to the logout button to remove the current user from the session and to
redirect the browser window to the login page.
Part of flys/issue916 (Logout: "Abmelden" Knopf mit Funktion belegen)
author | Björn Ricks <bjoern.ricks@intevation.de> |
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date | Tue, 23 Oct 2012 09:59:16 +0200 |
parents | 0dd8963cec9c |
children | 207de712d79d |
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package de.intevation.flys.client.client.ui; import com.google.gwt.core.client.GWT; import com.google.gwt.i18n.client.NumberFormat; import com.google.gwt.user.client.rpc.AsyncCallback; import com.google.gwt.user.client.ui.Anchor; import com.google.gwt.user.client.ui.HorizontalPanel; import com.google.gwt.user.client.ui.Label; import com.smartgwt.client.types.Overflow; import com.smartgwt.client.widgets.Canvas; import com.smartgwt.client.widgets.events.ResizedEvent; import com.smartgwt.client.widgets.events.ResizedHandler; import com.smartgwt.client.widgets.layout.SectionStackSection; import com.smartgwt.client.widgets.layout.VLayout; import de.intevation.flys.client.client.FLYS; import de.intevation.flys.client.client.FLYSConstants; import de.intevation.flys.client.client.services.GaugeOverviewInfoService; import de.intevation.flys.client.client.services.GaugeOverviewInfoServiceAsync; import de.intevation.flys.client.shared.model.DataList; import de.intevation.flys.client.shared.model.RiverInfo; /** * The GaugePanel is intended to be used within a SectionStackSection * It extends the VLayout by two methods to show and hide the * section stack section. * * @author <a href="mailto:bjoern.ricks@intevation.de">Björn Ricks</a> */ public class GaugePanel extends VLayout implements ResizedHandler { /** SectionStackSection where this GaugePanel belongs in*/ private SectionStackSection sectionStack; /** Name of the river */ private String river; /** The message class that provides i18n strings.*/ protected FLYSConstants MSG = GWT.create(FLYSConstants.class); protected GaugeOverviewInfoServiceAsync gaugeOverviewInfoService = GWT.create(GaugeOverviewInfoService.class); protected GaugeTree gaugetree; protected Canvas gaugetreecanvas; protected RiverInfoPanel riverinfopanel; /** * Creates a new VLayout with a SectionStackSection * The GaugePanel's SectionStackSection is hidden by default. * * @param flys The FLYS object * @param sectionStack The section stack section to place the VLayout in. */ public GaugePanel(FLYS flys, SectionStackSection sectionStack) { gaugetree = new GaugeTree(flys); gaugetreecanvas = new Canvas(); gaugetreecanvas.addChild(gaugetree); setOverflow(Overflow.HIDDEN); sectionStack.setHidden(true); sectionStack.setItems(this); this.sectionStack = sectionStack; setStyleName("gaugepanel"); addResizedHandler(this); } /** * Sets and loads the river data if river is not the current set river */ public void setRiver(String river) { if (!river.equals(this.river)) { this.river = river; this.refresh(); } } /** * Sets the data and closes not corresponding folds in the gauge tree */ public void setData(DataList[] data) { gaugetree.setData(data); } /** * Loads the river info and renders it afterwards */ public void refresh() { gaugeOverviewInfoService.getRiverInfo(this.river, new AsyncCallback<RiverInfo>() { @Override public void onFailure(Throwable e) { GWT.log("Could not load the river info." + e); } @Override public void onSuccess(RiverInfo riverinfo) { GWT.log("Loaded river info"); renderGaugeOverviewInfo(riverinfo); } }); } public void renderGaugeOverviewInfo(RiverInfo riverinfo) { gaugetree.setGauges(riverinfo); if (riverinfopanel == null) { removeMembers(getMembers()); riverinfopanel = new RiverInfoPanel(riverinfo); gaugetreecanvas.setWidth("100%"); addMember(riverinfopanel); addMember(gaugetreecanvas); } else { riverinfopanel.setRiverInfo(riverinfo); } } @Override public void onResized(ResizedEvent event) { /* this height calculation is only an approximation and doesn't reflect * the real height of the the gaugetree. */ int height = getInnerContentHeight() - RiverInfoPanel.getStaticHeight(); int width = getInnerContentWidth(); if (height < 0) { height = 0; } GWT.log("GaugePanel - onResize " + height); gaugetree.setHeight("" + height + "px"); gaugetree.setWidth("" + width + "px"); for (Canvas canvas : getMembers()) { GWT.log("GaugePanel - member height " + canvas.getHeight()); } } /** * Hide the section stack section. */ @Override public void hide() { GWT.log("GaugePanel - hide"); this.sectionStack.setHidden(true); } /** * Show the section stack section. */ @Override public void show() { GWT.log("GaugePanel - show"); this.sectionStack.setHidden(false); } }