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/***************************************************************

 *

 * Canvas  of DUBwise Installer

 *                                                          

 * Author:        Marcus -LiGi- Bueschleb

 * Mailto:        LiGi @at@ LiGi DOTT de                    

 *

 *

 * this class detects some propertys of the Phone

 *

 ***************************************************************/

import javax.microedition.lcdui.*;

import java.io.*;

import javax.microedition.io.*;

import javax.microedition.rms.*;

public class DUBwiseInstallerCanvas

    extends Canvas

    implements Runnable

{

    // values to detect

    int canvas_width=-1;

    int canvas_height=-1;

    int canvas_full_width=-1;

    int canvas_full_height=-1;

    boolean fullscreen=false;

    boolean locationprovider;

    boolean devicecontrol;

    boolean bluetooth;

    boolean cldc11;

    boolean fileapi;

    boolean sensorapi;

    String comports;

    String props;

    // end  values to detect

    DUBwiseInstaller root;

    private boolean fs_check=true; // fullscreen check 

    public String description_str()

    {

        int rms_avail=0;

        try {

            RecordStore recStore = RecordStore.openRecordStore("test", true );

            rms_avail=recStore.getSizeAvailable();

            }

        catch ( Exception e) {}

        System.gc();  // to have better results measuring the Mem

        return

            "Screenwidth:" + canvas_width + "\n"

            +"Screenheight:" + canvas_height + "\n"

            +"Screenwidth FS:" + canvas_full_width + "\n"

            +"Screenheight FS:" + canvas_full_height + "\n"

            +"CLDC1.1:" + cldc11 + "\n"

            +"JSR-82:" + bluetooth + "\n"

            +"JSR-179:" + locationprovider + "\n"

            +"FileConn:" + fileapi + "\n"

            +"SensorAPI:" + sensorapi + "\n"

            +"DeviceControl:" + devicecontrol + "\n"

            +"comports:" + comports + "\n"

            +"freeMemory:" + Runtime.getRuntime().freeMemory()+ "\n"

            +"totalMemory:" + Runtime.getRuntime().totalMemory()+ "\n"

            +"RMSAvail:" +  rms_avail+ "\n"

            +props;

    }

    public boolean try_class(String class_name)

    {

        try

            {

                Class.forName(class_name);

            }

        catch (Exception e)

            {

                return false;

            }

        return true;

    }

    public DUBwiseInstallerCanvas(DUBwiseInstaller _root)

    {

        root=_root;

        new Thread(this).start();

    }

    public void run()

    {

        repaint();

        serviceRepaints();

        try

            {

                Thread.sleep(500);

            }

        catch (Exception e)

            {}

        locationprovider=try_class("javax.microedition.location.LocationProvider");;

        devicecontrol=try_class("com.nokia.mid.ui.DeviceControl");

        bluetooth=try_class("javax.bluetooth.DiscoveryAgent");

        cldc11=try_class("java.lang.Math");

        fileapi=try_class("javax.microedition.io.file.FileConnection");

        comports=System.getProperty("microedition.commports")+"\n";

        sensorapi=try_class("javax.microedition.sensor.SensorManager");

        props="enc: " +System.getProperty("microedition.encoding")+"\n";

        props+="platform: " +System.getProperty("microedition.platform")+"\n";

        props+="locale: " +System.getProperty("microedition.locale")+"\n";

        props+="config:" + System.getProperty("microedition.configuration")+"\n";

        props+="profiles: " +System.getProperty("microedition.profiles")+"\n";

        props+="hostname: " +System.getProperty("microedition.hostname")+"\n";

        props+="loc-version: " +System.getProperty("microedition.location.version")+"\n";

        props+="sensor-api-version: " +System.getProperty("microedition.sensor.version")+"\n";

        // test for symbian src: http://discussion.forum.nokia.com/forum/showthread.php?t=96615

        try {

            Class.forName("com.symbian.gcf.NativeInputStream");

            props+="symbian: true\n";

        }

        catch (ClassNotFoundException e) {

            props+="symbian: false\n";

        }

        root.canvas_hw_detect_finish();

    }

    public void paint(Graphics g)

    {

        if (fs_check) try

            {

                setFullScreenMode(false);

                canvas_width=this.getWidth();

                canvas_height=this.getHeight();

                setFullScreenMode(true);

                canvas_full_width=this.getWidth();

                canvas_full_height=this.getHeight();

                fullscreen=((canvas_full_width!=canvas_width)||(canvas_full_height!=canvas_height));

            }

        catch (Exception e)

            {

                canvas_width=this.getWidth();

                canvas_height=this.getHeight();

                canvas_full_width=this.getWidth();

                canvas_full_height=this.getHeight();

            }

        fs_check=false;

        g.setColor(0);

        g.fillRect(0,0,canvas_full_width,canvas_full_height);

        g.setColor(0x00BB00);

        g.drawString("Detecting Hardware",0,0,Graphics.LEFT  | Graphics.TOP);

    }

}