com.skysql.manager.ui.SettingsDialog.java Source code

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Here is the source code for com.skysql.manager.ui.SettingsDialog.java

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/*
 * This file is distributed as part of the MariaDB Manager.  It is free
 * software: you can redistribute it and/or modify it under the terms of the
 * GNU General Public License as published by the Free Software Foundation,
 * version 2.
 *
 * This program is distributed in the hope that it will be useful, but WITHOUT
 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS
 * FOR A PARTICULAR PURPOSE.  See the GNU General Public License for more
 * details.
 * 
 * You should have received a copy of the GNU General Public License along with
 * this program; if not, write to the Free Software Foundation, Inc., 51
 * Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
 *
 * Copyright 2012-2014 SkySQL Corporation Ab
 */

package com.skysql.manager.ui;

import com.skysql.manager.ClusterComponent;
import com.skysql.manager.api.SystemInfo;
import com.vaadin.server.VaadinSession;
import com.vaadin.ui.Button;
import com.vaadin.ui.Button.ClickListener;
import com.vaadin.ui.Component;
import com.vaadin.ui.ComponentContainer;
import com.vaadin.ui.TabSheet;
import com.vaadin.ui.TabSheet.SelectedTabChangeEvent;
import com.vaadin.ui.TabSheet.Tab;
import com.vaadin.ui.UI;
import com.vaadin.ui.Window;
import com.vaadin.ui.Window.CloseEvent;

/**
 * The Class SettingsDialog.
 */
public class SettingsDialog implements Window.CloseListener {

    private static final long serialVersionUID = 0x4C656F6E6172646FL;

    private ModalWindow dialogWindow;
    private Button openButton;
    private TabSheet tabsheet;
    private String selectedTab;
    private boolean refresh = false;
    private boolean switchAllowed = true;
    private SettingsDialog settingsDialog;

    /** The settings dialog open listener. */
    private ClickListener settingsDialogOpenListener = new ClickListener() {
        private static final long serialVersionUID = 0x4C656F6E6172646FL;

        public void buttonClick(Button.ClickEvent event) {

            dialogWindow = new ModalWindow("Settings", "500px");
            dialogWindow.addCloseListener(settingsDialog);
            UI.getCurrent().addWindow(dialogWindow);

            tabsheet = new TabSheet();
            tabsheet.setImmediate(true);

            // General Tab
            GeneralSettings backupsTab = new GeneralSettings(settingsDialog);
            Tab tab = tabsheet.addTab(backupsTab, "General");
            if (selectedTab != null && selectedTab.equals("General")) {
                tabsheet.setSelectedTab(tab);
            }

            // Users Tab
            UsersSettings usersTab = new UsersSettings();
            tab = tabsheet.addTab(usersTab, "Users");
            if (selectedTab != null && selectedTab.equals("Users")) {
                tabsheet.setSelectedTab(tab);
            }

            // Monitors Tab
            SystemInfo systemInfo = VaadinSession.getCurrent().getAttribute(SystemInfo.class);
            String systemID = systemInfo.getCurrentID();
            String systemType = null;
            if (systemID.equals(SystemInfo.SYSTEM_ROOT)) {
                ClusterComponent clusterComponent = VaadinSession.getCurrent().getAttribute(ClusterComponent.class);
                if (clusterComponent != null) {
                    systemType = clusterComponent.getSystemType();
                    systemID = clusterComponent.getID();
                }
            } else {
                systemType = systemInfo.getCurrentSystem().getSystemType();
            }
            if (systemType != null) {
                MonitorsSettings monitorsTab = new MonitorsSettings(settingsDialog, systemID, systemType);
                tab = tabsheet.addTab(monitorsTab, "Monitors");
                if (selectedTab != null && selectedTab.equals("Monitors")) {
                    tabsheet.setSelectedTab(tab);
                }
            }

            // About Tab
            AboutSettings aboutTab = new AboutSettings(event.isAltKey());
            tab = tabsheet.addTab(aboutTab, "About");
            if (selectedTab != null && selectedTab.equals("About")) {
                tabsheet.setSelectedTab(tab);
            }

            ((ComponentContainer) dialogWindow.getContent()).addComponent(tabsheet);

            // Handling tab changes
            tabsheet.addSelectedTabChangeListener(new TabSheet.SelectedTabChangeListener() {
                private static final long serialVersionUID = -2358653511430014752L;

                Component selected = tabsheet.getSelectedTab();
                boolean preventEvent = false;

                public void selectedTabChange(SelectedTabChangeEvent event) {
                    if (preventEvent) {
                        preventEvent = false;
                        return;
                    }
                    // Check the previous tab
                    if (switchAllowed) {
                        selected = tabsheet.getSelectedTab();
                    } else {
                        // Revert the tab change
                        preventEvent = true; // Prevent secondary change event
                        tabsheet.setSelectedTab(selected);
                    }
                }
            });

        }
    };

    /**
     * Instantiates a new settings dialog.
     *
     * @param label the label
     */
    public SettingsDialog(String label) {

        openButton = new Button(label, settingsDialogOpenListener);
        settingsDialog = this;

    }

    /**
     * Instantiates a new settings dialog.
     *
     * @param label the label
     * @param selectedTab the selected tab
     */
    public SettingsDialog(String label, String selectedTab) {

        this(label);
        this.selectedTab = selectedTab;

    }

    /**
     * Sets the refresh.
     *
     * @param refresh the new refresh
     */
    public void setRefresh(boolean refresh) {
        this.refresh = refresh;
    }

    /**
     * Sets the close.
     *
     * @param close the new close
     */
    public void setClose(boolean close) {
        dialogWindow.setClose(close);
        switchAllowed = close;
        //dialogWindow.setClosable(close);
    }

    /**
     * Gets the button.
     *
     * @return the button
     */
    public Button getButton() {
        return (openButton);
    }

    /* (non-Javadoc)
     * @see com.vaadin.ui.Window.CloseListener#windowClose(com.vaadin.ui.Window.CloseEvent)
     */
    public void windowClose(CloseEvent e) {
        if (refresh) {
            OverviewPanel overviewPanel = VaadinSession.getCurrent().getAttribute(OverviewPanel.class);
            overviewPanel.refresh();
        }

    }

}