/*
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* CDDL HEADER START
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*
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* The contents of this file are subject to the terms of the
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* Common Development and Distribution License, Version 1.0 only
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* (the "License"). You may not use this file except in compliance
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* with the License.
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*
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* You can obtain a copy of the license at legal-notices/CDDLv1_0.txt
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* or http://forgerock.org/license/CDDLv1.0.html.
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* See the License for the specific language governing permissions
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* and limitations under the License.
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*
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* When distributing Covered Code, include this CDDL HEADER in each
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* file and include the License file at legal-notices/CDDLv1_0.txt.
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* If applicable, add the following below this CDDL HEADER, with the
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* fields enclosed by brackets "[]" replaced with your own identifying
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* information:
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* Portions Copyright [yyyy] [name of copyright owner]
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*
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* CDDL HEADER END
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*
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*
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* Copyright 2006-2010 Sun Microsystems, Inc.
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* Portions Copyright 2013-2015 ForgeRock AS.
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*/
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package org.opends.quicksetup.ui;
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import java.awt.CardLayout;
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import java.awt.Component;
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import java.awt.GridBagConstraints;
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import java.awt.GridBagLayout;
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import java.util.HashMap;
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import java.util.HashSet;
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import javax.swing.Box;
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import javax.swing.JEditorPane;
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import javax.swing.JLabel;
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import javax.swing.JPanel;
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import javax.swing.event.HyperlinkEvent;
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import javax.swing.event.HyperlinkListener;
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import org.opends.quicksetup.event.ButtonActionListener;
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import org.opends.quicksetup.event.ButtonEvent;
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import org.opends.quicksetup.ProgressDescriptor;
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import org.opends.quicksetup.UserData;
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import org.opends.quicksetup.util.HtmlProgressMessageFormatter;
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import org.opends.quicksetup.util.ProgressMessageFormatter;
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import org.opends.quicksetup.util.URLWorker;
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import org.opends.quicksetup.util.Utils;
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import org.forgerock.i18n.LocalizableMessage;
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import static org.opends.messages.QuickSetupMessages.*;
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/**
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* This is an abstract class that is extended by all the classes that are in
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* the CardLayout of CurrentStepPanel. All the panels that appear on the
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* top-right side of the dialog extend this class: WelcomePane, ReviewPanel,
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* etc.
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*
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*/
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public abstract class QuickSetupStepPanel extends QuickSetupPanel
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implements HyperlinkListener
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{
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private static final long serialVersionUID = -1983448318085588324L;
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private JPanel inputContainer;
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private Component inputPanel;
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private HashSet<ButtonActionListener> buttonListeners = new HashSet<>();
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private ProgressMessageFormatter formatter;
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private static final String INPUT_PANEL = "input";
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private static final String CHECKING_PANEL = "checking";
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private boolean isCheckingVisible;
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/**
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* We can use a HashMap (not multi-thread safe) because all
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* the calls to this object are done in the event-thread.
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*/
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private HashMap<String, URLWorker> hmURLWorkers = new HashMap<>();
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/**
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* Creates a default instance.
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* @param application Application this panel represents
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*/
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public QuickSetupStepPanel(GuiApplication application) {
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super(application);
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}
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/**
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* Initializes this panel. Called soon after creation. In general this
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* is where maps should be populated etc.
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*/
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public void initialize() {
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createLayout();
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}
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/**
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* Called just before the panel is shown: used to update the contents of the
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* panel with new UserData (used in particular in the review panel).
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*
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* @param data the new user data.
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*/
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public void beginDisplay(UserData data)
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{
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}
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/**
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* Called just after the panel is shown: used to set focus properly.
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*/
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public void endDisplay()
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{
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}
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/**
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* Tells whether the method beginDisplay can be long and so should be called
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* outside the event thread.
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* @return <CODE>true</CODE> if the method beginDisplay can be long and so
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* should be called outside the event thread and <CODE>true</CODE> otherwise.
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*/
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public boolean blockingBeginDisplay()
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{
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return false;
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}
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/**
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* Called when a progress change must be reflected in the panels. Only
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* ProgressPanel overwrites this method and for all the others it stays empty.
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* @param descriptor the descriptor of the Installation progress.
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*/
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public void displayProgress(ProgressDescriptor descriptor)
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{
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}
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/**
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* Implements HyperlinkListener. When the user clicks on a link we will
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* try to display the associated URL in the browser of the user.
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*
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* @param e the HyperlinkEvent.
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*/
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public void hyperlinkUpdate(HyperlinkEvent e)
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{
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if (e.getEventType() == HyperlinkEvent.EventType.ACTIVATED)
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{
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String url = e.getURL().toString();
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if (!isURLWorkerRunning(url))
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{
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/*
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* Only launch the worker if there is not already a worker trying to
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* display this URL.
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*/
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URLWorker worker = new URLWorker(this, url);
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startWorker(worker);
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}
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}
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}
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/**
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* Returns the value corresponding to the provided FieldName.
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* @param fieldName the FieldName for which we want to obtain the value.
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* @return the value corresponding to the provided FieldName.
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*/
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public Object getFieldValue(FieldName fieldName)
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{
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return null;
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}
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/**
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* Marks as invalid (or valid depending on the value of the invalid parameter)
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* a field corresponding to FieldName. This basically implies udpating the
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* style of the JLabel associated with fieldName (the association is done
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* using the LabelFieldDescriptor class).
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* @param fieldName the FieldName to be marked as valid or invalid.
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* @param invalid whether to mark the field as valid or invalid.
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*/
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public void displayFieldInvalid(FieldName fieldName, boolean invalid)
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{
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}
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/**
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* Returns the minimum width of the panel. This is used to calculate the
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* minimum width of the dialog.
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* @return the minimum width of the panel.
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*/
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public int getMinimumWidth()
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{
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// Just take the preferred width of the inputPanel because the
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// instructionsPanel
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// are too wide.
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int width = 0;
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if (inputPanel != null)
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{
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width = (int) inputPanel.getPreferredSize().getWidth();
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}
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return width;
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}
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/**
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* Returns the minimum height of the panel. This is used to calculate the
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* minimum height of the dialog.
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* @return the minimum height of the panel.
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*/
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public int getMinimumHeight()
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{
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return (int) getPreferredSize().getHeight();
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}
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/**
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* Adds a button listener. All the button listeners will be notified when
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* the buttons are clicked (by the user or programatically).
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* @param l the ButtonActionListener to be added.
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*/
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public void addButtonActionListener(ButtonActionListener l)
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{
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buttonListeners.add(l);
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}
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/**
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* Removes a button listener.
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* @param l the ButtonActionListener to be removed.
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*/
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public void removeButtonActionListener(ButtonActionListener l)
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{
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buttonListeners.remove(l);
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}
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/**
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* This method displays a working progress icon in the panel.
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* @param visible whether the icon must be displayed or not.
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*/
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public void setCheckingVisible(boolean visible)
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{
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if (visible != isCheckingVisible && inputContainer != null)
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{
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CardLayout cl = (CardLayout) inputContainer.getLayout();
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if (visible)
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{
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cl.show(inputContainer, CHECKING_PANEL);
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}
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else
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{
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cl.show(inputContainer, INPUT_PANEL);
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}
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isCheckingVisible = visible;
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}
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}
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/**
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* Returns the text to be displayed in the progress label for a give icon
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* type.
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* @param iconType the icon type.
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* @return the text to be displayed in the progress label for a give icon
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* type.
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*/
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protected LocalizableMessage getTextForIcon(UIFactory.IconType iconType)
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{
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LocalizableMessage text;
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if (iconType == UIFactory.IconType.WAIT)
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{
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text = INFO_GENERAL_CHECKING_DATA.get();
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}
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else
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{
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text = LocalizableMessage.EMPTY;
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}
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return text;
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}
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/**
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* Notifies the button action listeners that an event occurred.
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* @param ev the button event to be notified.
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*/
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protected void notifyButtonListeners(ButtonEvent ev)
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{
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for (ButtonActionListener l : buttonListeners)
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{
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l.buttonActionPerformed(ev);
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}
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}
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/**
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* Creates the layout of the panel.
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*
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*/
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protected void createLayout()
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{
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setLayout(new GridBagLayout());
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setOpaque(false);
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GridBagConstraints gbc = new GridBagConstraints();
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Component titlePanel = createTitlePanel();
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Component instructionsPanel = createInstructionsPanel();
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inputPanel = createInputPanel();
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boolean somethingAdded = false;
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if (titlePanel != null)
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{
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gbc.weightx = 1.0;
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gbc.weighty = 0.0;
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gbc.gridwidth = GridBagConstraints.REMAINDER;
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gbc.fill = GridBagConstraints.HORIZONTAL;
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gbc.anchor = GridBagConstraints.NORTHWEST;
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gbc.insets.left = 0;
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add(titlePanel, gbc);
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somethingAdded = true;
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}
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if (instructionsPanel != null)
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{
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if (somethingAdded)
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{
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gbc.insets.top = UIFactory.TOP_INSET_PRIMARY_FIELD;
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} else
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{
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gbc.insets.top = 0;
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}
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gbc.insets.left = 0;
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gbc.weightx = 1.0;
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gbc.weighty = 0.0;
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gbc.gridwidth = GridBagConstraints.REMAINDER;
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gbc.fill = GridBagConstraints.BOTH;
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gbc.anchor = GridBagConstraints.NORTHWEST;
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add(instructionsPanel, gbc);
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somethingAdded = true;
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}
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if (inputPanel != null)
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{
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inputContainer = new JPanel(new CardLayout());
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inputContainer.setOpaque(false);
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if (requiresScroll())
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{
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inputContainer.add(UIFactory.createBorderLessScrollBar(inputPanel),
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INPUT_PANEL);
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}
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else
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{
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inputContainer.add(inputPanel, INPUT_PANEL);
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}
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JPanel checkingPanel = UIFactory.makeJPanel();
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checkingPanel.setLayout(new GridBagLayout());
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checkingPanel.add(UIFactory.makeJLabel(UIFactory.IconType.WAIT,
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INFO_GENERAL_CHECKING_DATA.get(),
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UIFactory.TextStyle.PRIMARY_FIELD_VALID),
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new GridBagConstraints());
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inputContainer.add(checkingPanel, CHECKING_PANEL);
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if (somethingAdded)
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{
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gbc.insets.top = UIFactory.TOP_INSET_INPUT_SUBPANEL;
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} else
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{
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gbc.insets.top = 0;
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}
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gbc.weightx = 1.0;
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gbc.weighty = 1.0;
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gbc.gridwidth = GridBagConstraints.REMAINDER;
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gbc.fill = GridBagConstraints.BOTH;
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gbc.anchor = GridBagConstraints.NORTHWEST;
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gbc.insets.left = 0;
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add(inputContainer, gbc);
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}
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else
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{
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addVerticalGlue(this);
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}
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}
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/**
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* Creates and returns the panel that contains the layout specific to the
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* panel.
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* @return the panel that contains the layout specific to the
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* panel.
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*/
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protected abstract Component createInputPanel();
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/**
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* Returns the title of this panel.
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* @return the title of this panel.
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*/
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protected abstract LocalizableMessage getTitle();
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/**
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* Returns the instruction of this panel.
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* @return the instruction of this panel.
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*/
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protected abstract LocalizableMessage getInstructions();
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/**
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* Commodity method that adds a vertical glue at the bottom of a given panel.
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* @param panel the panel to which we want to add a vertical glue.
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*/
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protected void addVerticalGlue(JPanel panel)
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{
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GridBagConstraints gbc = new GridBagConstraints();
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gbc.gridwidth = GridBagConstraints.REMAINDER;
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gbc.insets = UIFactory.getEmptyInsets();
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gbc.weighty = 1.0;
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gbc.fill = GridBagConstraints.VERTICAL;
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panel.add(Box.createVerticalGlue(), gbc);
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}
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/**
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* This method is called by the URLWorker when it has finished its task.
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* @param worker the URLWorker that finished its task.
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*/
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public void urlWorkerFinished(URLWorker worker)
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{
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hmURLWorkers.remove(worker.getURL());
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}
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/**
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* Tells whether the input panel should have a scroll or not.
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* @return <CODE>true</CODE> if the input panel should have a scroll and
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* <CODE>false</CODE> otherwise.
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*/
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protected boolean requiresScroll()
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{
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return true;
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}
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/**
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* Returns <CODE>true</CODE> if this is a WebStart based installer and
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* <CODE>false</CODE> otherwise.
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* @return <CODE>true</CODE> if this is a WebStart based installer and
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* <CODE>false</CODE> otherwise.
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*/
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protected boolean isWebStart()
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{
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return Utils.isWebStart();
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}
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/**
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* Returns the formatter that will be used to display the messages in this
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* panel.
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* @return the formatter that will be used to display the messages in this
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* panel.
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*/
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ProgressMessageFormatter getFormatter()
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{
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if (formatter == null)
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{
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formatter = new HtmlProgressMessageFormatter();
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}
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return formatter;
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}
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/**
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* Creates and returns the title panel.
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* @return the title panel.
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*/
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private Component createTitlePanel()
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{
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Component titlePanel = null;
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LocalizableMessage title = getTitle();
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if (title != null)
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{
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JPanel p = new JPanel(new GridBagLayout());
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p.setOpaque(false);
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GridBagConstraints gbc = new GridBagConstraints();
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gbc.anchor = GridBagConstraints.NORTHWEST;
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gbc.fill = GridBagConstraints.HORIZONTAL;
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gbc.weightx = 0.0;
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gbc.gridwidth = GridBagConstraints.RELATIVE;
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JLabel l =
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UIFactory.makeJLabel(UIFactory.IconType.NO_ICON, title,
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UIFactory.TextStyle.TITLE);
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p.add(l, gbc);
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gbc.weightx = 1.0;
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gbc.gridwidth = GridBagConstraints.REMAINDER;
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p.add(Box.createHorizontalGlue(), gbc);
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titlePanel = p;
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}
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return titlePanel;
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}
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/**
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* Creates and returns the instructions panel.
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* @return the instructions panel.
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*/
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protected Component createInstructionsPanel()
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{
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Component instructionsPanel = null;
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LocalizableMessage instructions = getInstructions();
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if (instructions != null)
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{
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JEditorPane p =
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UIFactory.makeHtmlPane(instructions, UIFactory.INSTRUCTIONS_FONT);
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p.setOpaque(false);
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p.setEditable(false);
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p.addHyperlinkListener(this);
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instructionsPanel = p;
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}
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return instructionsPanel;
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}
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/**
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* Returns <CODE>true</CODE> if there is URLWorker running for the given url
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* and <CODE>false</CODE> otherwise.
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* @param url the url.
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* @return <CODE>true</CODE> if there is URLWorker running for the given url
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* and <CODE>false</CODE> otherwise.
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*/
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private boolean isURLWorkerRunning(String url)
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{
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return hmURLWorkers.get(url) != null;
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}
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/**
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* Starts a worker.
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* @param worker the URLWorker to be started.
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*/
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private void startWorker(URLWorker worker)
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{
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hmURLWorkers.put(worker.getURL(), worker);
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worker.startBackgroundTask();
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}
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}
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