com.evolveum.midpoint.web.component.prism.PrismHeaderPanel.java Source code

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Here is the source code for com.evolveum.midpoint.web.component.prism.PrismHeaderPanel.java

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/*
 * 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());
                onButtonClick(target);
            }

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

}