PrismHeaderPanel.java

/*
 * Copyright (c) 2010-2016 Evolveum
 *
 * 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.evolveum.midpoint.web.component.prism;

import com.evolveum.midpoint.gui.api.GuiStyleConstants;
import com.evolveum.midpoint.gui.api.component.togglebutton.ToggleIconButton;
import com.evolveum.midpoint.gui.api.page.PageBase;
import com.evolveum.midpoint.util.logging.Trace;
import com.evolveum.midpoint.util.logging.TraceManager;
import com.evolveum.midpoint.web.component.util.VisibleEnableBehaviour;

import org.apache.wicket.ajax.AjaxRequestTarget;
import org.apache.wicket.markup.html.basic.Label;
import org.apache.wicket.markup.html.panel.Panel;
import org.apache.wicket.model.*;

/**
 * @author semancik
 * 
 * WARNING: super ugly code ahead
 */
public class PrismHeaderPanel extends Panel {
	private static final long serialVersionUID = 1L;

	private static final String ID_SHOW_EMPTY_FIELDS = "showEmptyFields";
    private static final String ID_SORT_PROPERTIES = "sortProperties";
	private static final String ID_LABEL = "label";

	private static final Trace LOGGER = TraceManager.getTrace(PrismHeaderPanel.class);

    
    public PrismHeaderPanel(String id, IModel model) {
        super(id);
        
        initLayout(model);
    }

	private void initLayout(final IModel model) {
		
		VisibleEnableBehaviour buttonsVisibleBehaviour = new VisibleEnableBehaviour() {
			private static final long serialVersionUID = 1L;

			@Override
			public boolean isVisible() {
				return PrismHeaderPanel.this.isButtonsVisible();
			}
		};
		
		ToggleIconButton showEmptyFieldsButton = new ToggleIconButton(ID_SHOW_EMPTY_FIELDS,
				GuiStyleConstants.CLASS_ICON_SHOW_EMPTY_FIELDS, GuiStyleConstants.CLASS_ICON_NOT_SHOW_EMPTY_FIELDS) {
			private static final long serialVersionUID = 1L;

			@Override
            public void onClick(AjaxRequestTarget target) {
            	ObjectWrapper objectWrapper = getObjectWrapper(model);
                objectWrapper.setShowEmpty(!objectWrapper.isShowEmpty());
//
//				target.appendJavaScript("document.getElementsByClassName('tooltip').style.visibility = 'hidden';");

				onButtonClick(target);
            }

			@Override
			public boolean isOn() {
				return getObjectWrapper(model).isShowEmpty();
			}
        };
		showEmptyFieldsButton.setMarkupId(ID_SHOW_EMPTY_FIELDS);

		showEmptyFieldsButton.add(buttonsVisibleBehaviour);
        add(showEmptyFieldsButton);

        ToggleIconButton sortPropertiesButton = new ToggleIconButton(ID_SORT_PROPERTIES,
        		GuiStyleConstants.CLASS_ICON_SORT_ALPHA_ASC, GuiStyleConstants.CLASS_ICON_SORT_AMOUNT_ASC) {
        	private static final long serialVersionUID = 1L;
        	
        	@Override
            public void onClick(AjaxRequestTarget target) {
                ObjectWrapper objectWrapper = getObjectWrapper(model);
                objectWrapper.setSorted(!objectWrapper.isSorted());
                objectWrapper.sort((PageBase)getPage());

                onButtonClick(target);
            }
        	
        	@Override
			public boolean isOn() {
				return getObjectWrapper(model).isSorted();
			}
        };
        sortPropertiesButton.add(buttonsVisibleBehaviour);
        add(sortPropertiesButton);
        
        IModel<String> headerLabelModel = new AbstractReadOnlyModel<String>() {
        	private static final long serialVersionUID = 1L;
        	
			@Override
			public String getObject() {
				
				Object wrapper = model.getObject();
				String displayName = null;
		    	if (wrapper instanceof ContainerWrapper) {
		    		displayName = ((ContainerWrapper)wrapper).getDisplayName();
		    	} else if (wrapper instanceof ObjectWrapper) {
		    		// HACK HACK HACK
			        // If we would display label for the object itself, display label for main container instead
			        // the "object label" is actually displayed in front of main container
					ContainerWrapper mainContainerWrapper = ((ObjectWrapper) wrapper).findMainContainerWrapper();
					if (mainContainerWrapper != null) {
						displayName = mainContainerWrapper.getDisplayName();
					} else {
						displayName = ((ObjectWrapper) wrapper).getDisplayName();		// e.g. resource wizard needs this
					}
		    	}
		    	return getString(displayName, null, displayName);
			}
		};
        
        add(new Label(ID_LABEL, headerLabelModel));
    }
    
    private ObjectWrapper getObjectWrapper(IModel model) {
    	Object wrapper = model.getObject();
    	ObjectWrapper objectWrapper = null;
    	if (wrapper instanceof ContainerWrapper) {
    		return ((ContainerWrapper)wrapper).getObject();
    	} else if (wrapper instanceof ObjectWrapper) {
    		return (ObjectWrapper)wrapper;
    	}
    	return null;
    }
    
    protected void onButtonClick(AjaxRequestTarget target) {
    	
    }
    
    public boolean isButtonsVisible() {
    	return true;
    }

}