teichmann@5835: package org.dive4elements.river.client.client.ui;
ingo@805: 
ingo@805: import java.util.ArrayList;
ingo@805: import java.util.List;
ingo@805: 
ingo@805: import com.google.gwt.core.client.GWT;
ingo@805: 
bjoern@4641: import com.smartgwt.client.types.Alignment;
bjoern@4641: import com.smartgwt.client.types.VerticalAlignment;
ingo@805: import com.smartgwt.client.widgets.Canvas;
ingo@805: import com.smartgwt.client.widgets.ImgButton;
ingo@805: import com.smartgwt.client.widgets.events.ClickEvent;
ingo@805: import com.smartgwt.client.widgets.events.ClickHandler;
ingo@805: import com.smartgwt.client.widgets.layout.HLayout;
ingo@805: 
teichmann@5835: import org.dive4elements.river.client.client.FLYSConstants;
teichmann@5835: import org.dive4elements.river.client.client.event.OnMoveEvent;
teichmann@5835: import org.dive4elements.river.client.client.event.OnMoveHandler;
ingo@805: 
ingo@805: 
ingo@805: /**
ingo@805:  * @author <a href="mailto:ingo.weinzierl@intevation.de">Ingo Weinzierl</a>
ingo@805:  */
ingo@805: public class ThemeNavigationPanel extends Canvas {
ingo@805: 
ingo@805:     public static final int PANEL_MARGIN  = 5;
bjoern@4641:     public static final int BUTTON_HEIGHT = 20;
ingo@805:     public static final int BUTTON_MARGIN = 5;
bjoern@4641:     private static final int BOTTON_WIDTH = 20;
ingo@805: 
ingo@805:     protected FLYSConstants MSG = GWT.create(FLYSConstants.class);
ingo@805: 
ingo@805:     protected List<OnMoveHandler> handlers;
ingo@805: 
ingo@805: 
ingo@805:     public ThemeNavigationPanel() {
ingo@805:         this.handlers = new ArrayList<OnMoveHandler>();
ingo@805: 
ingo@805:         setWidth100();
ingo@805:         setHeight(BUTTON_HEIGHT);
ingo@805:         setMargin(PANEL_MARGIN);
ingo@805: 
ingo@805:         HLayout layout = new HLayout();
ingo@805:         layout.setWidth100();
ingo@805:         layout.setHeight(BUTTON_HEIGHT);
ingo@805:         layout.setMembersMargin(BUTTON_MARGIN);
bjoern@4641:         layout.setDefaultLayoutAlign(VerticalAlignment.CENTER);
bjoern@4641:         layout.setDefaultLayoutAlign(Alignment.CENTER);
ingo@805: 
ingo@805:         Canvas cu = createButton(MSG.theme_top(), OnMoveEvent.TOP);
ingo@805:         Canvas u  = createButton(MSG.theme_up(), OnMoveEvent.UP);
ingo@805:         Canvas d  = createButton(MSG.theme_down(), OnMoveEvent.DOWN);
ingo@805:         Canvas cd = createButton(MSG.theme_bottom(), OnMoveEvent.BOTTOM);
ingo@805: 
bjoern@4641:         HLayout left = new HLayout();
bjoern@4641:         left.setMembersMargin(BUTTON_MARGIN);
bjoern@4641:         left.setLayoutAlign(Alignment.LEFT);
bjoern@4641:         left.setDefaultLayoutAlign(Alignment.LEFT);
bjoern@4641:         left.setAlign(Alignment.LEFT);
bjoern@4641:         left.addMember(cu);
bjoern@4641:         left.addMember(u);
bjoern@4641: 
bjoern@4641:         HLayout right = new HLayout();
bjoern@4641:         right.setMembersMargin(BUTTON_MARGIN);
bjoern@4641:         right.setLayoutAlign(Alignment.RIGHT);
bjoern@4641:         right.setDefaultLayoutAlign(Alignment.RIGHT);
bjoern@4641:         right.setAlign(Alignment.RIGHT);
bjoern@4641:         right.addMember(d);
bjoern@4641:         right.addMember(cd);
bjoern@4641: 
bjoern@4641:         layout.addMember(left);
bjoern@4641:         layout.addMember(right);
ingo@805: 
ingo@805:         addChild(layout);
ingo@805:     }
ingo@805: 
ingo@805: 
ingo@805:     protected Canvas createButton(final String title, final int moveType) {
ingo@805:         String url = GWT.getHostPageBaseURL() + title;
ingo@805: 
ingo@805:         ImgButton b = new ImgButton();
ingo@805:         b.setSrc(url);
bjoern@4641:         b.setWidth(BOTTON_WIDTH);
ingo@805:         b.setHeight(BUTTON_HEIGHT);
bjoern@4641:         b.setIconHeight(BUTTON_HEIGHT);
bjoern@4641:         b.setIconWidth(BOTTON_WIDTH);
ingo@805:         b.setShowDown(false);
ingo@805:         b.setShowRollOver(false);
ingo@805:         b.setShowDisabled(false);
ingo@805:         b.setShowDisabledIcon(true);
ingo@805:         b.setShowDownIcon(false);
ingo@805:         b.setShowFocusedIcon(false);
bjoern@4641:         b.setValign(VerticalAlignment.CENTER);
ingo@805: 
ingo@805:         b.addClickHandler(new ClickHandler() {
ingo@805:             public void onClick(ClickEvent event) {
ingo@805:                 fireOnMoveEvent(moveType);
ingo@805:             }
ingo@805:         });
ingo@805: 
ingo@805:         return b;
ingo@805:     }
ingo@805: 
ingo@805: 
ingo@805:     protected void addOnMoveHandler(OnMoveHandler handler) {
ingo@805:         if (handler != null) {
ingo@805:             handlers.add(handler);
ingo@805:         }
ingo@805:     }
ingo@805: 
ingo@805: 
ingo@805:     protected void fireOnMoveEvent(int type) {
ingo@805:         OnMoveEvent event = new OnMoveEvent(type);
ingo@805: 
ingo@805:         for (OnMoveHandler handler: handlers) {
ingo@805:             handler.onMove(event);
ingo@805:         }
ingo@805:     }
ingo@805: }
ingo@805: // vim:set ts=4 sw=4 si et sta sts=4 fenc=utf8 :