Mercurial > dive4elements > river
diff flys-client/src/main/java/org/dive4elements/river/client/client/ui/map/MapThemePanel.java @ 5834:f507086aa94b
Repaired internal references.
author | Sascha L. Teichmann <teichmann@intevation.de> |
---|---|
date | Thu, 25 Apr 2013 12:31:32 +0200 |
parents | flys-client/src/main/java/de/intevation/flys/client/client/ui/map/MapThemePanel.java@06036bc6fb19 |
children | 821a02bbfb4e |
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--- /dev/null Thu Jan 01 00:00:00 1970 +0000 +++ b/flys-client/src/main/java/org/dive4elements/river/client/client/ui/map/MapThemePanel.java Thu Apr 25 12:31:32 2013 +0200 @@ -0,0 +1,294 @@ +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(MSG.wmsURLMenuItem()); + item.addClickHandler(new ClickHandler() { + @Override + public void onClick(MenuItemClickEvent evt) { + String url = getMapOutputTab().wmsUrls().get(at.getAttr("layers")); + SC.say(MSG.wmsURLBoxTitle(), 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 :