hellomidlet.java

Attempt to write voice dictionary: search and play wav files (could be obtained from stardict voice

/*
 * To change this template, choose Tools | Templates
 * and open the template in the editor.
 */

package hello;


import java.io.IOException;
import java.util.Enumeration;
import javax.microedition.io.file.*;
import javax.microedition.io.*;
//import javax.microedition.io.file.FileConnection;
import javax.microedition.media.MediaException;
import javax.microedition.midlet.*;
import javax.microedition.lcdui.*;
import javax.microedition.media.Manager;
import javax.microedition.media.Player;
import org.netbeans.microedition.lcdui.pda.FileBrowser;

/**
 * @author li
 */
public class HelloMIDlet extends MIDlet implements CommandListener {

    private boolean midletPaused = false;
    private String SearchString;
    //<editor-fold defaultstate="collapsed" desc=" Generated Fields ">//GEN-BEGIN:|fields|0|
    private Command cancelCommand;
    private Command exitCommand;
    private Command okCommand;
    private Command okCommand1;
    private Command okCommand2;
    private Command backCommand;
    private Command screenCommand;
    private Command okCommand3;
    private Form form;
    private TextField textField;
    private List list;
    //</editor-fold>//GEN-END:|fields|0|

    /**
     * The HelloMIDlet constructor.
     */
    public HelloMIDlet() {
    }

    //<editor-fold defaultstate="collapsed" desc=" Generated Methods ">//GEN-BEGIN:|methods|0|
    //</editor-fold>//GEN-END:|methods|0|

    //<editor-fold defaultstate="collapsed" desc=" Generated Method: initialize ">//GEN-BEGIN:|0-initialize|0|0-preInitialize
    /**
     * Initilizes the application.
     * It is called only once when the MIDlet is started. The method is called before the <code>startMIDlet</code> method.
     */
    private void initialize() {//GEN-END:|0-initialize|0|0-preInitialize
        // write pre-initialize user code here
//GEN-LINE:|0-initialize|1|0-postInitialize
        // write post-initialize user code here
    }//GEN-BEGIN:|0-initialize|2|
    //</editor-fold>//GEN-END:|0-initialize|2|

    //<editor-fold defaultstate="collapsed" desc=" Generated Method: startMIDlet ">//GEN-BEGIN:|3-startMIDlet|0|3-preAction
    /**
     * Performs an action assigned to the Mobile Device - MIDlet Started point.
     */
    public void startMIDlet() {//GEN-END:|3-startMIDlet|0|3-preAction
        // write pre-action user code here
        switchDisplayable(null, getForm());//GEN-LINE:|3-startMIDlet|1|3-postAction
        // write post-action user code here
    }//GEN-BEGIN:|3-startMIDlet|2|
    //</editor-fold>//GEN-END:|3-startMIDlet|2|

    //<editor-fold defaultstate="collapsed" desc=" Generated Method: resumeMIDlet ">//GEN-BEGIN:|4-resumeMIDlet|0|4-preAction
    /**
     * Performs an action assigned to the Mobile Device - MIDlet Resumed point.
     */
    public void resumeMIDlet() {//GEN-END:|4-resumeMIDlet|0|4-preAction
        // write pre-action user code here
//GEN-LINE:|4-resumeMIDlet|1|4-postAction
        // write post-action user code here
    }//GEN-BEGIN:|4-resumeMIDlet|2|
    //</editor-fold>//GEN-END:|4-resumeMIDlet|2|

    //<editor-fold defaultstate="collapsed" desc=" Generated Method: switchDisplayable ">//GEN-BEGIN:|5-switchDisplayable|0|5-preSwitch
    /**
     * Switches a current displayable in a display. The <code>display</code> instance is taken from <code>getDisplay</code> method. This method is used by all actions in the design for switching displayable.
     * @param alert the Alert which is temporarily set to the display; if <code>null</code>, then <code>nextDisplayable</code> is set immediately
     * @param nextDisplayable the Displayable to be set
     */
    public void switchDisplayable(Alert alert, Displayable nextDisplayable) {//GEN-END:|5-switchDisplayable|0|5-preSwitch
        // write pre-switch user code here
        Display display = getDisplay();//GEN-BEGIN:|5-switchDisplayable|1|5-postSwitch
        if (alert == null) {
            display.setCurrent(nextDisplayable);
        } else {
            display.setCurrent(alert, nextDisplayable);
        }//GEN-END:|5-switchDisplayable|1|5-postSwitch
        // write post-switch user code here
    }//GEN-BEGIN:|5-switchDisplayable|2|
    //</editor-fold>//GEN-END:|5-switchDisplayable|2|

    //<editor-fold defaultstate="collapsed" desc=" Generated Method: commandAction for Displayables ">//GEN-BEGIN:|7-commandAction|0|7-preCommandAction
    /**
     * Called by a system to indicated that a command has been invoked on a particular displayable.
     * @param command the Command that was invoked
     * @param displayable the Displayable where the command was invoked
     */
    public void commandAction(Command command, Displayable displayable) {//GEN-END:|7-commandAction|0|7-preCommandAction
        // write pre-action user code here
        if (displayable == form) {//GEN-BEGIN:|7-commandAction|1|19-preAction
            if (command == exitCommand) {//GEN-END:|7-commandAction|1|19-preAction
                // write pre-action user code here
                exitMIDlet();//GEN-LINE:|7-commandAction|2|19-postAction
                // write post-action user code here
            } else if (command == okCommand2) {//GEN-LINE:|7-commandAction|3|41-preAction
                // write pre-action user code here
                SearchString = textField.getString();
                
                list = null; //CHECK WHO COLLECT THE GARBAGE!!!!!!!!!!!
                
                //list.deleteAll(); //delete list elements not list
                //list.append("Search " + SearchString, null); //App error
                
                switchDisplayable(null, getList());//GEN-LINE:|7-commandAction|4|41-postAction
                // write post-action user code here
            }//GEN-BEGIN:|7-commandAction|5|43-preAction
        } else if (displayable == list) {
            if (command == List.SELECT_COMMAND) {//GEN-END:|7-commandAction|5|43-preAction
                // write pre-action user code here
                listAction();//GEN-LINE:|7-commandAction|6|43-postAction
                // write post-action user code here
            } else if (command == backCommand) {//GEN-LINE:|7-commandAction|7|46-preAction
                // write pre-action user code here
                switchDisplayable(null, getForm());//GEN-LINE:|7-commandAction|8|46-postAction
                // write post-action user code here
            }//GEN-BEGIN:|7-commandAction|9|7-postCommandAction
        }//GEN-END:|7-commandAction|9|7-postCommandAction
        // write post-action user code here
    }//GEN-BEGIN:|7-commandAction|10|
    //</editor-fold>//GEN-END:|7-commandAction|10|





    //<editor-fold defaultstate="collapsed" desc=" Generated Getter: exitCommand ">//GEN-BEGIN:|18-getter|0|18-preInit
    /**
     * Returns an initiliazed instance of exitCommand component.
     * @return the initialized component instance
     */
    public Command getExitCommand() {
        if (exitCommand == null) {//GEN-END:|18-getter|0|18-preInit
            // write pre-init user code here
            exitCommand = new Command("Exit", Command.EXIT, 0);//GEN-LINE:|18-getter|1|18-postInit
            // write post-init user code here
        }//GEN-BEGIN:|18-getter|2|
        return exitCommand;
    }
    //</editor-fold>//GEN-END:|18-getter|2|

    //<editor-fold defaultstate="collapsed" desc=" Generated Getter: form ">//GEN-BEGIN:|14-getter|0|14-preInit
    /**
     * Returns an initiliazed instance of form component.
     * @return the initialized component instance
     */
    public Form getForm() {
        if (form == null) {//GEN-END:|14-getter|0|14-preInit
            // write pre-init user code here
            form = new Form("Welcome", new Item[] { getTextField() });//GEN-BEGIN:|14-getter|1|14-postInit
            form.addCommand(getExitCommand());
            form.addCommand(getOkCommand2());
            form.setCommandListener(this);//GEN-END:|14-getter|1|14-postInit
            // write post-init user code here

        }//GEN-BEGIN:|14-getter|2|
        return form;
    }
    //</editor-fold>//GEN-END:|14-getter|2|







    //<editor-fold defaultstate="collapsed" desc=" Generated Getter: okCommand ">//GEN-BEGIN:|25-getter|0|25-preInit
    /**
     * Returns an initiliazed instance of okCommand component.
     * @return the initialized component instance
     */
    public Command getOkCommand() {
        if (okCommand == null) {//GEN-END:|25-getter|0|25-preInit
            // write pre-init user code here
            okCommand = new Command("Ok", Command.OK, 0);//GEN-LINE:|25-getter|1|25-postInit
            // write post-init user code here
        }//GEN-BEGIN:|25-getter|2|
        return okCommand;
    }
    //</editor-fold>//GEN-END:|25-getter|2|



    //<editor-fold defaultstate="collapsed" desc=" Generated Getter: okCommand1 ">//GEN-BEGIN:|36-getter|0|36-preInit
    /**
     * Returns an initiliazed instance of okCommand1 component.
     * @return the initialized component instance
     */
    public Command getOkCommand1() {
        if (okCommand1 == null) {//GEN-END:|36-getter|0|36-preInit
            // write pre-init user code here
            okCommand1 = new Command("Ok", Command.OK, 0);//GEN-LINE:|36-getter|1|36-postInit
            // write post-init user code here
        }//GEN-BEGIN:|36-getter|2|
        return okCommand1;
    }
    //</editor-fold>//GEN-END:|36-getter|2|

    //<editor-fold defaultstate="collapsed" desc=" Generated Getter: okCommand2 ">//GEN-BEGIN:|40-getter|0|40-preInit
    /**
     * Returns an initiliazed instance of okCommand2 component.
     * @return the initialized component instance
     */
    public Command getOkCommand2() {
        if (okCommand2 == null) {//GEN-END:|40-getter|0|40-preInit
            // write pre-init user code here
            
            okCommand2 = new Command("Ok", Command.OK, 0);//GEN-LINE:|40-getter|1|40-postInit
            // write post-init user code here
            
        }//GEN-BEGIN:|40-getter|2|
        return okCommand2;
    }
    //</editor-fold>//GEN-END:|40-getter|2|

    //<editor-fold defaultstate="collapsed" desc=" Generated Getter: backCommand ">//GEN-BEGIN:|45-getter|0|45-preInit
    /**
     * Returns an initiliazed instance of backCommand component.
     * @return the initialized component instance
     */
    public Command getBackCommand() {
        if (backCommand == null) {//GEN-END:|45-getter|0|45-preInit
            // write pre-init user code here
            backCommand = new Command("Back", Command.BACK, 0);//GEN-LINE:|45-getter|1|45-postInit
            // write post-init user code here
        }//GEN-BEGIN:|45-getter|2|
        return backCommand;