[android] vstavljanje slike

Hočem vstaviti sliko vendar mi zadeve ne deluje in sicer me zanima ali moram kaj dodati v xml, če hočem da mi dela, vendar jaz nalagam ta imige v drawview,..ali pa je nekaj narobe v tej kodi..

package com.example.pii;
 
 
public class Draw extends Activity  {
	private static final String TAG = "FingerPaint";
  
    //a variable to store the system brightness  
    private int brightness;  
    //the content resolver used as a handle to the system's settings  
    private ContentResolver cResolver;  
    //a window object, that will store a reference to the current window  
    private Window window;  
    /** Menu ID for the command to clear the window. */
    private static final int CLEAR_ID = Menu.FIRST;
    /** Menu ID for the command to toggle fading. */
    private static final int SAMPLES_ID = Menu.FIRST+1;
    /** Menu ID for about **/
    private static final int ABOUT_ID = Menu.FIRST+2;
    private static final int INSERT_ID = Menu.FIRST+3;
 
    /** The view responsible for drawing the window. */
    TesterView mView;
  
 
    @Override
    public void onCreate(Bundle savedInstanceState) {
        super.onCreate(savedInstanceState);
        // Set full screen view
        this.requestWindowFeature(Window.FEATURE_NO_TITLE);
        this.getWindow().setFlags(WindowManager.LayoutParams.FLAG_FULLSCREEN,
            WindowManager.LayoutParams.FLAG_FULLSCREEN);  
      
      
        setRequestedOrientation(getResources().getConfiguration().orientation);
         
        // Create and attach the view that is responsible for painting.
        mView = new TesterView(this, null, 0);
     
        setContentView(	R.layout.activity_main);
        mView =(TesterView) findViewById (R.id.DrawView);
      //  mView=(mView) findViewById (R.id.DrawView);
      // mView = new findViewById(mView);
        mView.requestFocus();
       
   
 }
 
 
 
 
@Override public boolean onCreateOptionsMenu(Menu menu) {
    menu.add(0, CLEAR_ID, 0, "Clear");
    menu.add(0, SAMPLES_ID, 0, "Samples").setCheckable(true);
    menu.add(0, ABOUT_ID, 0, "Version "+this.getString(R.string.app_name));
    menu.add(0, INSERT_ID, 0, "Insert");
    return super.onCreateOptionsMenu(menu);
}
 
@Override public boolean onPrepareOptionsMenu(Menu menu) {
 //   menu.findItem(SAMPLES_ID).setChecked(mSamples);
    return super.onPrepareOptionsMenu(menu);
}
 
@Override public boolean onOptionsItemSelected(MenuItem item) {
    switch (item.getItemId()) {
        case CLEAR_ID:
            mView.clear();
            return true;
        case SAMPLES_ID:
            mView.bShowSamples = !mView.bShowSamples;
            return true;
        case ABOUT_ID:
            return true;
        case INSERT_ID:
        	setCustomBackground(mView);
        	return true;
        default:
            return super.onOptionsItemSelected(item);
    }
}
 

void setCustomBackground(TesterView v) {
	Intent fileChooserIntent = new Intent();
	fileChooserIntent.addCategory(Intent.CATEGORY_OPENABLE);
	fileChooserIntent.setType("image/*");
	fileChooserIntent.setAction(Intent.ACTION_GET_CONTENT);
	startActivityForResult(Intent.createChooser(fileChooserIntent, "Select Picture"), 1);

	/*
	// menu option for setting a custom background
	String Url = "http://www.google.ca";	// http://www.google.ca
	Intent fileChooserIntent = new Intent(Intent.ACTION_CHOOSER, Uri.parse(Url));
	this.startActivity(fileChooserIntent);
	*/
}


@Override
protected void onActivityResult(int requestCode, int resultCode, Intent data) {
	// if statement prevents force close error when picture isn't selected
	if (resultCode == RESULT_OK)
	{
    	Uri resultUri = data.getData();
    	//String resultString = data.getData().toString();
    	
    	String drawString = resultUri.getPath();
    	String galleryString = getGalleryPath(resultUri);
    	
    	// if Gallery app was used
    	if (galleryString != null)
    	{
    		Log.d(TAG, galleryString);
    		drawString = galleryString;
    	}
    	// else another file manager was used
    	else
    	{
    		Log.d(TAG, drawString);
	    	//File Manager: "content://org.openintents.cmfilemanager/mimetype//mnt/sdcard/DCIM/Camera/IMG_20110909_210412.jpg"
	    	//ASTRO:        "file:///mnt/sdcard/DCIM/Camera/IMG_20110924_133324.jpg"
	    	if (drawString.contains("//"))
	    	{
	    		drawString = drawString.substring(drawString.lastIndexOf("//"));
	    	}
    	}
    	
    	// set the background to the selected picture
    	if (drawString.length() > 0)
    	{
    		Drawable drawBackground = Drawable.createFromPath(drawString);
    		mView.setBackgroundDrawable(drawBackground);
    	}
    	
	}
}

// used when trying to get an image path from the URI returned by the Gallery app
public String getGalleryPath(Uri uri) {
	String[] projection = { MediaStore.Images.Media.DATA };
	Cursor cursor = managedQuery(uri, projection, null, null, null);
	
	if (cursor != null)
	{
		int column_index = cursor.getColumnIndexOrThrow(MediaStore.Images.Media.DATA);
		cursor.moveToFirst();
		return cursor.getString(column_index);
	}
	
	
	return null;
}


@Override protected void onResume() {
    super.onResume();
    // If fading mode is enabled, then as long as we are resumed we want
    // to run pulse to fade the contents.
}
 
@Override protected void onSaveInstanceState(Bundle outState) {
    super.onSaveInstanceState(outState);
    // Save away the fading state to restore if needed later.  Note that
    // we do not currently save the contents of the display.
}
 
@Override protected void onPause() {
    super.onPause();
    // Make sure to never run the fading pulse while we are paused or
    // stopped.
  }
 
 
private Handler mHandler = new Handler() {
    @Override public void handleMessage(Message msg) {
        switch (msg.what) {
            // Upon receiving the fade pulse, we have the view perform a
            // fade and then enqueue a new message to pulse at the desired
            // next time.
            default:
                super.handleMessage(msg);
        }
    }
};
 
 
}

package nt.finger.paint;

import java.io.File;
import java.io.FilenameFilter;

import android.app.Activity;
import android.app.AlertDialog;
import android.app.AlertDialog.Builder;
import android.app.Dialog;
import android.content.DialogInterface;
import android.graphics.Color;
import android.os.Bundle;
import android.os.Environment;
import android.util.Log;
import android.view.Window;
import android.view.WindowManager;

public class FileChooser extends Activity {
	private static final String TAG = "FileChooser";
	private String[] mFileList;
	private File mPath = new File(Environment.getExternalStorageDirectory() + "//yourdir//");
	private String mChosenFile;
	private static final String JPG = ".jpg";
	private static final String JPEG = ".jpeg";
	private static final String PNG = ".png";
	private static final int DIALOG_LOAD_FILE = 1000;

	@Override
    public void onCreate(Bundle savedInstanceState) {
		super.onCreate(savedInstanceState);
        // Set full screen view
        getWindow().setFlags(WindowManager.LayoutParams.FLAG_FULLSCREEN, WindowManager.LayoutParams.FLAG_FULLSCREEN);
        requestWindowFeature(Window.FEATURE_NO_TITLE);
        
        loadFileList();
	}
	
	private void loadFileList() {
		try {
			mPath.mkdirs();
		}
		catch(SecurityException e) {
			Log.e(TAG, "unable to write on the SD card " + e.toString());
		}
		
		if (mPath.exists()) {
			FilenameFilter filter = new FilenameFilter() {
				public boolean accept(File dir, String filename) {
					File sel = new File(dir, filename);
					return filename.contains(JPG) || filename.contains(JPEG) || filename.contains(PNG) || sel.isDirectory();
				}
			};
			mFileList = mPath.list(filter);
		} else {
			mFileList = new String[0];
		}
	}
	
	protected Dialog onCreateDialog(int id) {
		Dialog dialog = null;
		AlertDialog.Builder builder = new Builder(this);
		
		switch (id) {
		case DIALOG_LOAD_FILE :
			builder.setTitle("Choose your background");
			if (mFileList == null) {
				Log.e(TAG, "Showing file chooser before loading the file list");
				dialog = builder.create();
				return dialog;
			}
			builder.setItems(mFileList, new DialogInterface.OnClickListener(){
				public void onClick(DialogInterface dialog, int which){
					mChosenFile = mFileList[which];
					// do other shit with file
				}
			});
			break;
		}
		dialog = builder.show();
		return dialog;
	}
}

Ma kdo idejo zakaj se mi sesuva zadeva...


09-05 18:39:19.958: W/dalvikvm(870): threadid=1: thread exiting with uncaught exception (group=0x40a13300)
09-05 18:39:20.068: E/AndroidRuntime(870): FATAL EXCEPTION: main
09-05 18:39:20.068: E/AndroidRuntime(870): java.lang.RuntimeException: Unable to instantiate activity ComponentInfo{com.example.pi1_2/com.example.pi1_2.MainActivity}: java.lang.ClassNotFoundException: com.example.pi1_2.MainActivity
09-05 18:39:20.068: E/AndroidRuntime(870): at android.app.ActivityThread.performLaunchActivity(ActivityThread.java:1983)
09-05 18:39:20.068: E/AndroidRuntime(870): at android.app.ActivityThread.handleLaunchActivity(ActivityThread.java:2084)
09-05 18:39:20.068: E/AndroidRuntime(870): at android.app.ActivityThread.access$600(ActivityThread.java:130)
09-05 18:39:20.068: E/AndroidRuntime(870): at android.app.ActivityThread$H.handleMessage(ActivityThread.java:1195)
09-05 18:39:20.068: E/AndroidRuntime(870): at android.os.Handler.dispatchMessage(Handler.java:99)
09-05 18:39:20.068: E/AndroidRuntime(870): at android.os.Looper.loop(Looper.java:137)
09-05 18:39:20.068: E/AndroidRuntime(870): at android.app.ActivityThread.main(ActivityThread.java:4745)
09-05 18:39:20.068: E/AndroidRuntime(870): at java.lang.reflect.Method.invokeNative(Native Method)
09-05 18:39:20.068: E/AndroidRuntime(870): at java.lang.reflect.Method.invoke(Method.java:511)
09-05 18:39:20.068: E/AndroidRuntime(870): at com.android.internal.os.ZygoteInit$MethodAndArgsCaller.run(ZygoteInit.java:786)
09-05 18:39:20.068: E/AndroidRuntime(870): at com.android.internal.os.ZygoteInit.main(ZygoteInit.java:553)
09-05 18:39:20.068: E/AndroidRuntime(870): at dalvik.system.NativeStart.main(Native Method)
09-05 18:39:20.068: E/AndroidRuntime(870): Caused by: java.lang.ClassNotFoundException: com.example.pi1_2.MainActivity
09-05 18:39:20.068: E/AndroidRuntime(870): at dalvik.system.BaseDexClassLoader.findClass(BaseDexClassLoader.java:61)
09-05 18:39:20.068: E/AndroidRuntime(870): at java.lang.ClassLoader.loadClass(ClassLoader.java:501)
09-05 18:39:20.068: E/AndroidRuntime(870): at java.lang.ClassLoader.loadClass(ClassLoader.java:461)
09-05 18:39:20.068: E/AndroidRuntime(870): at android.app.Instrumentation.newActivity(Instrumentation.java:1053)
09-05 18:39:20.068: E/AndroidRuntime(870): at android.app.ActivityThread.performLaunchActivity(ActivityThread.java:1974)
09-05 18:39:20.068: E/AndroidRuntime(870): ... 11 more

Smo popravl prejšne crashe ima kdo kako idejo kaka napaka je v vzgornjem isertingu slike. Če ma kdo kako idejo mi naj prosim prosim pomaga..

Nobeni le insertat sliko mi ne more, po tisti kodi..Testiram pa na realnem sistemu ker na drugi ne morem..