/* 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 org.activiti.explorer.ui.custom;
import org.activiti.explorer.ui.mainlayout.ExplorerLayout;
import com.vaadin.ui.AbstractOrderedLayout;
import com.vaadin.ui.Component;
import com.vaadin.ui.ComponentContainer;
import com.vaadin.ui.CssLayout;
import com.vaadin.ui.Panel;
import com.vaadin.ui.VerticalLayout;
import com.vaadin.ui.themes.Reindeer;
/**
* Panel that should be used for main-content. Use {@link #setDetailContainer(ComponentContainer)}
* and {@link #setFixedButtons(Component)} to add main components. By default, the detailContent will
* be a verticallayout which has 100% width and undefined height and margins enabled. Add components
* to detail container using {@link #addDetailComponent(Component)} etc.
*
* @author Frederik Heremans
*/
public class DetailPanel extends VerticalLayout {
private static final long serialVersionUID = 1L;
protected Panel mainPanel;
public DetailPanel() {
setSizeFull();
addStyleName(ExplorerLayout.STYLE_DETAIL_PANEL);
setMargin(true);
CssLayout cssLayout = new CssLayout(); // Needed for rounded corners
cssLayout.addStyleName(ExplorerLayout.STYLE_DETAIL_PANEL);
cssLayout.setSizeFull();
super.addComponent(cssLayout);
mainPanel = new Panel();
mainPanel.addStyleName(Reindeer.PANEL_LIGHT);
mainPanel.setSizeFull();
cssLayout.addComponent(mainPanel);
// Use default layout
VerticalLayout verticalLayout = new VerticalLayout();
verticalLayout.setWidth(100, UNITS_PERCENTAGE);
verticalLayout.setMargin(true);
mainPanel.setContent(verticalLayout);
}
/**
* Set the actual content of the panel.
*/
public void setDetailContainer(ComponentContainer component) {
mainPanel.setContent(component);
}
/**
* Set the component that is rendered in a fixed position
* below the content. When content is scrolled, this component
* stays visible all the time.
*/
public void setFixedButtons(Component component) {
if(getComponentCount() == 2) {
removeComponent(getComponent(1));
}
addComponent(component);
}
@Override
public void addComponent(Component c) {
mainPanel.addComponent(c);
}
/**
* Add component to detail-container.
*/
public void addDetailComponent(Component c) {
mainPanel.addComponent(c);
}
@Override
public void addComponent(Component c, int index) {
throw new UnsupportedOperationException("Cannot add components directly. Use addDetailComponent or setDetailContainer");
}
/**
* Add component to detail-container.
*/
public void addDetailComponent(Component c, int index) {
if(mainPanel.getContent() instanceof AbstractOrderedLayout) {
((AbstractOrderedLayout) mainPanel.getContent()).addComponent(c, index);
} else {
throw new UnsupportedOperationException("Cannot add components indexed component, detail content is not AbstractOrderedLayout");
}
}
/**
* Set expand-ratio of detail-component
*/
public void setDetailExpandRatio(Component component, float ratio) {
if(mainPanel.getContent() instanceof AbstractOrderedLayout) {
((AbstractOrderedLayout) mainPanel.getContent()).setExpandRatio(component, ratio);
} else {
throw new UnsupportedOperationException("Cannot set ExpandRatio, detail content is not AbstractOrderedLayout");
}
}
@Override
public void addComponentAsFirst(Component c) {
addComponent(c, 0);
}
public Panel getMainPanel() {
return mainPanel;
}
}