/*
* Copyright 2008 Jeff Dwyer
*
* Licensed under the Apache License, Version 2.0 (the "License"); you may not
* use this file except in compliance with the License. You may obtain a copy of
* the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
* WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the
* License for the specific language governing permissions and limitations under
* the License.
*/
package com.apress.progwt.client.gui.timeline;
import com.apress.progwt.client.college.gui.ext.FocusPanelExt;
import com.apress.progwt.client.college.gui.ext.JSUtil;
import com.google.gwt.user.client.ui.HorizontalPanel;
import com.google.gwt.user.client.ui.Image;
import com.google.gwt.user.client.ui.Label;
import com.google.gwt.user.client.ui.MouseWheelListener;
import com.google.gwt.user.client.ui.SourcesMouseWheelEvents;
import com.google.gwt.user.client.ui.Widget;
public class TLOWrapper<T> extends FocusPanelExt implements
TimelineRemembersPosition, SourcesMouseWheelEvents {
private TimeLineObj<T> tlo;
private int top;
private Image dragImage;
private Label label;
private Widget mainWidget;
public TLOWrapper(ZoomableTimeline<T> timeline,
final TimeLineObj<T> tlo, Image dragImage, Widget mainWidget,
Label mainLabel) {
this.tlo = tlo;
this.top = 0;
this.dragImage = dragImage;
this.mainWidget = mainWidget;
HorizontalPanel panel = new HorizontalPanel();
if (mainLabel == null) {
label = new Label("", false);
} else {
label = mainLabel;
}
TLORangeEdge edge = new TLORangeEdge(timeline, tlo, this, true,
dragImage);
panel.add(edge);
panel.add(label);
if (mainWidget != null) {
panel.add(mainWidget);
}
addClickListener(timeline);
addDblClickListener(timeline);
setWidget(panel);
label.setStyleName("H-TLOWrapper");
JSUtil.disableSelect(getElement());
}
public int getLeft() {
return tlo.getLeft();
}
public int getTop() {
return top;
}
public Widget getWidget() {
return this;
}
public void addMouseWheelListener(MouseWheelListener listener) {
label.addMouseWheelListener(listener);
dragImage.addMouseWheelListener(listener);
if (mainWidget instanceof SourcesMouseWheelEvents) {
SourcesMouseWheelEvents mI = (SourcesMouseWheelEvents) mainWidget;
mI.addMouseWheelListener(listener);
}
}
public void removeMouseWheelListener(MouseWheelListener listener) {
dragImage.removeMouseWheelListener(listener);
label.removeMouseWheelListener(listener);
if (mainWidget instanceof SourcesMouseWheelEvents) {
SourcesMouseWheelEvents mI = (SourcesMouseWheelEvents) mainWidget;
mI.removeMouseWheelListener(listener);
}
}
public void setTop(int top) {
this.top = top;
}
public void zoomToScale(double currentScale) {
}
public TimeLineObj<T> getTLO() {
return tlo;
}
/**
* PEND MED weak 11 * #letters = width assumption
*/
public int getWidth() {
return 11 * tlo.getObject().toString().length();
}
public String toString() {
return "TLOWrapper " + tlo.getObject().toString();
}
public void updateTitle() {
label.setText(tlo.getHasDate().getTitle());
}
}