Mercurial > dive4elements > river
view flys-client/src/main/java/de/intevation/flys/client/client/ui/map/MapThemePanel.java @ 5462:f2371f3aaf03
Show top level folder icons only if node has no factory
If you have an empty folder the folder icon is still shown.
This makes it possible to add functional "Top Level" entries
in the Datacage
author | Andre Heinecke <aheinecke@intevation.de> |
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date | Tue, 26 Mar 2013 18:29:13 +0100 |
parents | 5014a84c0c7d |
children | 06036bc6fb19 |
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package de.intevation.flys.client.client.ui.map; import com.google.gwt.core.client.GWT; import com.smartgwt.client.types.ListGridFieldType; import com.smartgwt.client.util.BooleanCallback; import com.smartgwt.client.util.SC; import com.smartgwt.client.widgets.grid.ListGridField; import com.smartgwt.client.widgets.grid.ListGridRecord; import com.smartgwt.client.widgets.grid.events.HeaderDoubleClickEvent; import com.smartgwt.client.widgets.grid.events.HeaderDoubleClickHandler; import com.smartgwt.client.widgets.layout.VLayout; import com.smartgwt.client.widgets.menu.Menu; import com.smartgwt.client.widgets.menu.MenuItem; import com.smartgwt.client.widgets.menu.events.ClickHandler; import com.smartgwt.client.widgets.menu.events.MenuItemClickEvent; import de.intevation.flys.client.client.FLYSConstants; import de.intevation.flys.client.client.ui.CollectionView; import de.intevation.flys.client.client.ui.ThemePanel; import de.intevation.flys.client.shared.model.AttributedTheme; import de.intevation.flys.client.shared.model.FacetRecord; import de.intevation.flys.client.shared.model.OutputMode; import de.intevation.flys.client.shared.model.Theme; /** * @author <a href="mailto:ingo.weinzierl@intevation.de">Ingo Weinzierl</a> */ public class MapThemePanel extends ThemePanel { public static final int CELL_HEIGHT = 25; public interface ActivateCallback { void activate(Theme theme, boolean activate); } public interface ThemeMovedCallback { void onThemeMoved(Theme theme, int oldIdx, int newIdx); } public interface LayerZoomCallback { void onLayerZoom(Theme theme, String extent); } private FLYSConstants MSG = GWT.create(FLYSConstants.class); protected ActivateCallback activateCallback; protected ThemeMovedCallback themeMovedCallback; protected LayerZoomCallback layerZoomCallback; protected ListGridRecord[] oldRecords; public static final String GRID_FIELD_ACTIVE = "active"; public static final String GRID_FIELD_NAME = "name"; protected MapOutputTab mapOut; public MapThemePanel( CollectionView view, OutputMode mode, MapOutputTab mapOut, ActivateCallback activateCallback, ThemeMovedCallback themeMovedCallback, LayerZoomCallback layerZoomCallback ) { super(mode, view); this.mapOut = mapOut; this.activateCallback = activateCallback; this.themeMovedCallback = themeMovedCallback; this.layerZoomCallback = layerZoomCallback; initGrid(); initLayout(); updateGrid(); } protected void initLayout() { setWidth100(); setHeight100(); VLayout layout = new VLayout(); layout.setWidth100(); layout.setHeight100(); layout.addMember(list); layout.addMember(navigation); addChild(layout); } protected void initGrid() { list.setCanEdit(true); list.setCanSort(false); list.setShowRecordComponents(false); list.setShowRecordComponentsByCell(true); list.setShowHeader(true); list.setShowHeaderContextMenu(false); list.setCanReorderFields(false); list.setWidth100(); list.setHeight100(); list.addHeaderDoubleClickHandler(new HeaderDoubleClickHandler() { @Override public void onHeaderDoubleClick(HeaderDoubleClickEvent event) { // cancel the event. return; } }); list.setCellHeight(CELL_HEIGHT); list.setShowRecordComponents(true); list.setShowRecordComponentsByCell(true); list.setShowAllRecords(true); list.addEditCompleteHandler(this); ListGridField active = new ListGridField(GRID_FIELD_ACTIVE, " ", 20); active.setType(ListGridFieldType.BOOLEAN); active.setCanDragResize(false); ListGridField name = new ListGridField( GRID_FIELD_NAME, MSG.chart_themepanel_header_themes()); name.setType(ListGridFieldType.TEXT); list.setFields(active, name); } @Override protected void clearGrid() { oldRecords = list.getRecords(); super.clearGrid(); } @Override protected void addFacetRecord(FacetRecord rec) { Theme newTheme = rec.getTheme(); boolean isNew = true; for (ListGridRecord old: getOldRecords()) { FacetRecord fr = (FacetRecord) old; if (newTheme.equals(fr.getTheme())) { isNew = false; break; } } if (isNew && mapOut != null) { mapOut.addLayer(mapOut.createWMSLayer(newTheme)); } super.addFacetRecord(rec); } @Override protected Menu getSingleContextMenu(final ListGridRecord[] records) { Menu menu = super.getSingleContextMenu(records); MenuItem layerZoom = createLayerZoomItem(records); if (layerZoom != null) { menu.addItem(layerZoom); } //menu.addItem(createMapURLItem(records)); return menu; } protected MenuItem createMapURLItem(final ListGridRecord[] records) { final FacetRecord fr = (FacetRecord) records[0]; final AttributedTheme at = (AttributedTheme) fr.getTheme(); MenuItem item = new MenuItem("WMS URL"); item.addClickHandler(new ClickHandler() { @Override public void onClick(MenuItemClickEvent evt) { SC.say(at.getAttr("url")); } }); return item; } @Override protected MenuItem createRemoveItem(final ListGridRecord[] records) { MenuItem item = super.createRemoveItem(records); item.addClickHandler(new ClickHandler() { @Override public void onClick(MenuItemClickEvent evt) { SC.ask(MSG.askThemeRemove(), new BooleanCallback() { @Override public void execute(Boolean value) { if (value) { for (ListGridRecord record: records) { FacetRecord facet = (FacetRecord) record; Theme theme = facet.getTheme(); theme.setVisible(0); theme.setActive(0); AttributedTheme at = (AttributedTheme) theme; getMapOutputTab().removeLayer(at.getAttr("layers")); } updateCollection(); } } }); } }); return item; } protected MenuItem createLayerZoomItem(final ListGridRecord[] recs) { final FacetRecord fr = (FacetRecord) recs[0]; final AttributedTheme at = (AttributedTheme) fr.getTheme(); final String extent = at.getAttr("extent"); if (extent == null || extent.length() == 0) { return null; } MenuItem zoom = new MenuItem(MSG.zoomToLayer()); zoom.addClickHandler(new ClickHandler() { @Override public void onClick(MenuItemClickEvent evt) { if (layerZoomCallback != null) { layerZoomCallback.onLayerZoom(at, extent); } } }); return zoom; } @Override public String getWidthAsString() { if(!isVisible()) { return "0"; } else { return super.getWidthAsString(); } } @Override public void activateTheme(Theme theme, boolean active) { if (activateCallback != null) { activateCallback.activate(theme, active); } theme.setActive(active ? 1 : 0); } @Override protected void fireThemeMoved(Theme theme, int oldIdx, int newIdx) { if (themeMovedCallback != null) { themeMovedCallback.onThemeMoved(theme, oldIdx, newIdx); } } protected ListGridRecord[] getOldRecords() { return oldRecords != null ? oldRecords : new ListGridRecord[0]; } protected MapOutputTab getMapOutputTab() { return mapOut; } } // vim:set ts=4 sw=4 si et sta sts=4 fenc=utf8 :